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NB-IoT NPRACH Measurement

R&S

®

CMW-KM300/-KS300

376

User Manual 1178.5689.02 ─ 06

Usage: 

Query only

Firmware/Software: 

V3.7.20

4.5.3.14

 

Power vs. Preamble Results (Traces)

The following commands return the power vs. preamble trace of the NPRACH mea-
surement.

FETCh:NIOT:MEAS<i>:PRACh:TRACe:PVPReamble?
READ:NIOT:MEAS<i>:PRACh:TRACe:PVPReamble?

Return the values of the power vs. preamble traces.

See also 

Chapter 4.3.2.3, "Views EVM vs Preamble, Power vs Preamble"

,

on page 335.

Return values: 

<Reliability>

Reliability Indicator

<Results>

Comma-separated list of 32 power values, for preamble 1 to 32
(NCAP for not measured preambles)
Default unit: dBm

Example: 

See 

Performing Single-Shot Measurements

Usage: 

Query only

Firmware/Software: 

V3.7.20

4.5.3.15

 

I/Q Constellation Results (Traces)

The following command returns the results in the I/Q constellation diagram.

FETCh:NIOT:MEAS<i>:PRACh:TRACe:IQ?

Returns the results in the I/Q constellation diagram.

The return order is: 

<Reliability>, <IPhase>

1

, <QPhase>

1

, <IPhase>

2

, <QPhase>

2

, ...

See also 

Chapter 4.3.2.4, "View I/Q Constellation"

, 

on page 337.

Return values: 

<Reliability>

Reliability Indicator

<IPhase>

Normalized I amplitude

<QPhase>

Normalized Q amplitude

Example: 

See 

Performing Single-Shot Measurements

Usage: 

Query only

Firmware/Software: 

V3.7.20

Command Reference

深圳德标仪器 

135-1095-0799

Содержание R&S CMW-KM300

Страница 1: ...R S CMW KM300 KS300 NB IoT Firmware Applications User Manual User Manual Version 06 1178568902 2 135 1095 0799...

Страница 2: ...521 excerpts 2019 Rohde Schwarz GmbH Co KG M hldorfstr 15 81671 M nchen Germany Phone 49 89 41 29 0 Fax 49 89 41 29 12 164 Email info rohde schwarz com Internet www rohde schwarz com Subject to chang...

Страница 3: ...Firmware Application Chapters 11 1 3 1 General Description 11 1 3 2 Application Sheets 11 1 3 3 GUI Reference 11 1 3 4 Programming Examples 11 1 3 5 Command Reference 12 2 NB IoT Signaling 13 2 1 Wha...

Страница 4: ...63 2 3 11 Connection Configuration 72 2 3 12 Messaging SMS Parameters 82 2 3 13 Message Monitoring Settings 87 2 3 14 Shortcut Configuration 88 2 3 15 Debug Configuration 88 2 3 16 BLER Measurement 90...

Страница 5: ...asurement 202 3 2 5 List Mode 202 3 2 6 NB IoT UL Signal Properties 207 3 3 GUI Reference 211 3 3 1 Measurement Control 211 3 3 2 Measurement Results 212 3 3 3 Signal Routing and Analyzer Settings 226...

Страница 6: ...er Settings 342 4 3 4 Measurement Control Settings 342 4 3 5 Trigger Settings 346 4 3 6 Limit Settings 348 4 3 7 Shortcut Configuration 350 4 3 8 Additional Softkeys and Hotkeys 350 4 4 Programming 35...

Страница 7: ...Contents R S CMW KM300 KS300 7 User Manual 1178 5689 02 06 4 5 4 Combined Signal Path Commands 383 4 6 List of Commands 383 Index 386 135 1095 0799...

Страница 8: ...Contents R S CMW KM300 KS300 8 User Manual 1178 5689 02 06 135 1095 0799...

Страница 9: ...are provided for the base unit and the firmware applications The base unit manual describes the base software and common features of the firmware applications It also describes basic principles for m...

Страница 10: ...ist new features improvements and known issues per software ver sion and installation package The open source acknowledgment provides verbatim license texts of the used open source software The docume...

Страница 11: ...3 3 GUI Reference The GUI reference describes the manual operation of the firmware application via the graphical user interface GUI The description of a configuration dialog usually starts with a scr...

Страница 12: ...esponding commands The examples are referenced by the command descriptions of the command refer ence 1 3 5 Command Reference The command reference provides information on the remote commands of the fi...

Страница 13: ...surement on page 90 2 1 What s New in This Version This documentation describes version 3 7 60 and later of the NB IoT signaling applica tion Compared to version 3 7 50 it provides the following new f...

Страница 14: ...S CMW No additional cabling and no external trigger are nee ded The input level ranges of all RF COM connectors are identical Figure 2 1 Test setup 2 2 2 Initiating Signaling Tests The required setti...

Страница 15: ...he R S CMW The UE capabilities must be in accordance with the security settings in the Net work section of the configuration dialog For data application tests the configured C IoT optimization type mu...

Страница 16: ...ection 2 2 3 2 AWGN Generator Additional white Gaussian noise AWGN is typically modeled in receiver tests because it can lead to a decrease of throughput The quality of the received signal is affected...

Страница 17: ...gure provides an overview Cell On Connection Established Connect Detach Attached Cell On Cell Off Connection Established Detach ON Attached OFF Disconnect Cell Off ON OFF Keep RRC Connection Keep RRC...

Страница 18: ...mode the NB IoT carrier is located in the guard band of an LTE carrier So the NB IoT carrier uses already available LTE spectrum without reducing the capacity of the LTE carrier But there can be inte...

Страница 19: ...dencies You configure the NB IoT RF frequency as for the standalone mode for example via a channel number And you select the upper or lower guard band The software calculates the resulting LTE carrier...

Страница 20: ...signals The following table lists the RB indices that are allowed for NB IoT depending on the LTE cell BW Table 2 2 LTE RB indices allowed for NB IoT in band operation depending on LTE cell BW 3 MHz...

Страница 21: ...200 kHz At both edges 10 kHz are not allocated guard band The remaining 180 kHz can be allocated to UEs The 180 kHz are divided into subcarriers There are two different modes 3 75 kHz subcarrier spaci...

Страница 22: ...2 7 1 Resource Unit Allocation For allocation to a UE the UL resources are grouped into resource units RU A resource unit comprises a certain number of subcarriers SC in the frequency domain and a ce...

Страница 23: ...he UL scheduling patterns defined there A pattern determines which subframes are scheduled In the signaling application a UL RMC can be defined via the following set of parame ters Number of subcarrie...

Страница 24: ...repetitions The parameter combinations supported by the R S CMW are listed in the following table Table 2 8 Parameter combinations for DL RMC scheduling No of SC Start SC MCS No of SF Repetitions 12...

Страница 25: ...e units uplink or subframes downlink MCS index and number of subcarriers The allowed number of resource units uplink or subframes downlink depends on the MCS index and on the 3GPP release version In 3...

Страница 26: ...11 12 and 13 are not allowed 3 Introduced in Rel 14 Not supported by Rel 13 UE Table 2 11 TBS in downlink MCS Number of subframes 1 2 3 4 5 6 8 10 01 16 32 56 88 120 152 208 256 11 24 56 88 144 176 2...

Страница 27: ...rs Start Subcarrier 8 In UL set MCS Index 13 9 In UL set the number of Resource Units to 10 see Resource Units Subframes 2 2 11 Operating Bands The carrier frequencies for NB IoT signals are defined i...

Страница 28: ...30 17 704 23730 23730 to 23849 704 to 715 9 30 18 815 23850 23850 to 23999 815 to 829 9 45 19 830 24000 24000 to 24149 830 to 844 9 45 20 832 24150 24150 to 24449 832 to 861 9 41 21 1447 9 24450 2445...

Страница 29: ...9 2110 to 2169 9 11 1475 9 4750 4750 to 4949 1475 9 to 1495 8 12 729 5010 5010 to 5179 729 to 745 9 13 746 5180 5180 to 5279 746 to 755 9 14 758 5280 5280 to 5379 758 to 767 9 17 734 5730 5730 to 5849...

Страница 30: ...abler R S CMW KA150 optional DAU measurements R S CMW KM050 optional Installed DAU software package Configure a scheduling type with uplink and downlink scheduling You can use user defined scheduling...

Страница 31: ...by the signaling application a trigger signal is gener ated 10 ms after the start of the preamble The NPRACH trigger signal can be used to trigger NB IoT NPRACH measurements option R S CMW KM300 When...

Страница 32: ...dBm for NB IoT Sig1 and 75 dBm for NB IoT Sig2 see NRS EPRE on page 55 5 Switch on NB IoT serving cell via NB IoT Sig1 6 Perform mobile registration on the NB IoT serving cell 7 Switch on NB IoT targ...

Страница 33: ...ER Measurement 90 2 3 1 Main View The main view of the signaling application shows status information and information derived from the uplink signal on the left and the most important settings on the...

Страница 34: ...Control on page 42 Cell Displays the current state or state transition of the downlink signal generator Remote command SOURce NIOT SIGN i CELL STATe Packet Switched Displays the current state or state...

Страница 35: ...i ELOG LAST SENSe NIOT SIGN i ELOG ALL CLEan NIOT SIGN i ELOG 2 3 1 3 UE Info Access NB IoT signaling main view select UE Info in the field below the Event Log pane The UE Info pane displays UE relat...

Страница 36: ...s in the field below the Event Log pane The UE capabilities characterize the radio access capabilities of the UE The capability information is specified in 3GPP TS 36 331 UE Capabilities pane displays...

Страница 37: ...lity RRC MCARrier User Plane C IoT Optimization Indicates whether the UE supports user plane C IoT EPS optimization This information is received in an RRC connection setup complete message Remote comm...

Страница 38: ...erating bands Column Power Class 20 dBm indicates for each supported band whether the UE supports a power class with 20 dBm class 5 in that band No means that the UE supports a power class with 23 dBm...

Страница 39: ...NIOT SIGN i UECapability TRANsfer PDCP PROFiles SENSe NIOT SIGN i UECapability TRANsfer PDCP ROHC SENSe NIOT SIGN i UECapability TRANsfer PDCP ROHC ALL Max Num ROHC Context Sessions Maximum number of...

Страница 40: ...RANsfer PHYSical MTONe Multi Carrier Indicates whether the UE supports multi carrier operation This information is received in the information element UE Capability NB Remote command SENSe NIOT SIGN i...

Страница 41: ...e UE supports paging on non anchor carriers as specified in 3GPP TS 36 331 and 36 304 Remote command SENSe NIOT SIGN i UECapability TRANsfer PAGing MTICarrier 2 3 1 5 Settings Access NB IoT signaling...

Страница 42: ...oftkey To turn the DL signal transmission on or off use the ON OFF key or right click the softkey The current state is shown by the softkey The signal transmission can be switched off any time indepen...

Страница 43: ...are also used for the measurement Some measurement control settings are configured compatible with the signaling settings A suitable trigger signal provided by the signaling application is selected as...

Страница 44: ...ample whether fading is used It determines also the number of component carri ers The current software version supports only the Standard Cell scenario Standard Cell Standard LTE cell with one RF inpu...

Страница 45: ...N i SCENario SCFading FLEXible INTernal ROUTe NIOT SIGN i SCENario TROFading FLEXible INTernal Base Band Unit Selects the signaling unit to be used This setting is especially useful for multi CMW setu...

Страница 46: ...ation 47 RF Output TX The following parameters configure the RF output path of the R S CMW Connector Converter RF Output TX Selects the output path for the generated RF signals that means the output c...

Страница 47: ...n external attenuation or gain if the value is negative in the input path The power readings are corrected by the external attenuation value The external attenuation value is also used in the calculat...

Страница 48: ...cies and channel numbers is defined by 3GPP see Chapter 2 2 11 Operating Bands on page 27 You can also define your own operating band see User Defined Band Definition In the guard band operation mode...

Страница 49: ...fig hotkey RF Settings RF Power Uplink section The following parameters configure the expected uplink power Figure 2 24 RF uplink power settings Exp Nominal Power Margin These parameters configure the...

Страница 50: ...nge due to smaller sig nal to noise ratio 0 dB High signal to noise ratio higher dynamic range Risk of intermodulation smaller overdrive reserve Remote command CONFigure NIOT SIGN i RFSettings MLOFfse...

Страница 51: ...onments Extended pedestrian A model EPA maximum Doppler frequency 5 Hz Extended vehicular A model EVA maximum Doppler frequency 5 Hz 70 Hz or 200 Hz Extended typical urban model ETU maximum Doppler fr...

Страница 52: ...loss value for which no clipping occurs For scenarios with several output paths the information is displayed per path Remote command CONFigure NIOT SIGN i FADing FSIMulator ILOSs MODE CONFigure NIOT...

Страница 53: ...generators Remote command CONFigure NIOT SIGN i FADing POWer NOISe TOTal Signal Noise System BW Power Displays the total power signal noise on the downlink channel i e within the cell bandwidth Remote...

Страница 54: ...command CONFigure NIOT SIGN i FADing AWGN FOFFset Min Noise System BW Ratio Configures the minimum ratio between the noise bandwidth and the cell bandwidth Remote command CONFigure NIOT SIGN i FADing...

Страница 55: ...TS 36 213 section 16 2 2 OCNG Enables or disables the OFDMA channel noise generator OCNG OCNG for NB IoT is defined in 3GPP TS 26 101 annex A 5 3 If the checkbox is enabled the OCNG signal is sent in...

Страница 56: ...subcarrier spacing If the UE transmits an NPUSCH with this subcarrier allocation the expected transmit power equals the configured value The parameter is part of the basic UL power settings It is only...

Страница 57: ...The UE output power must not exceed this value If the checkbox is enabled the configured value is signaled to the UE within the system information If it is disabled the parameter has no effect Remote...

Страница 58: ...to the UE as common RACH parameter see 3GPP TS 36 331 section 6 3 2 In 3GPP TS 36 213 section 16 2 1 1 this parameter is called PO_PRE The value is used by the UE for example to calculate the power o...

Страница 59: ...3 75 kHz or 15 kHz Remote command CONFigure NIOT SIGN i CELL SCSPacing Physical Cell ID The cell ID is used for the generation of synchronization signals During cell search the UE determines the cell...

Страница 60: ...LTE signal Remote command CONFigure NIOT SIGN i CELL IBGBand BANDwidth LTE Control Region Size Only for the in band operation mode Configures how many OFDM symbols at the beginning of each DL subfram...

Страница 61: ...2 3 5 2 RF Frequency on page 47 Only certain values are allowed depending on the cell bandwidth see Table 2 2 Remote command CONFigure NIOT SIGN i CELL IBGBand IBCPosition Guard Band Carrier Position...

Страница 62: ...Preambles 62 Power Ramping Step 62 Preamble Format 63 Max Number of Preamble Transmissions 63 No Response to Preambles By default the signaling application responds to received preambles so that the U...

Страница 63: ...2 3 10 Network Settings The Network settings configure parameters of the simulated radio network Figure 2 33 Network settings For parameter descriptions refer to the subsections Neighbor Cell Settings...

Страница 64: ...onditions for measurement reporting If the channel number of an entry and the currently used channel number are identical the parameters are written into system information block 4 intra frequency cel...

Страница 65: ...EARch INTRasearch S NonIntraSearch Sets the threshold SnonIntraSearch for inter frequency measurements The threshold is configured in dB System information block 3 contains the configured value divide...

Страница 66: ...re 2 37 Network identity settings MCC 66 MNC 66 TAC 66 E UTRAN Cell Identifier 66 MCC Specifies the three digit mobile country code MCC Remote command CONFigure NIOT SIGN i CELL MCC MNC Specifies the...

Страница 67: ...from Rohde Schwarz R S CMW Z06 stock no 1209 2010 02 Remote command CONFigure NIOT SIGN i CELL SECurity AUTHenticat Security Enables or disables security With enabled security the UE uses integrity p...

Страница 68: ...thentication and integrity check procedures with the MILE NAGE algorithm set parameter Milenage enabled The value is entered as 32 digit hexadecimal number Remote command CONFigure NIOT SIGN i CELL SE...

Страница 69: ...he configured value is returned Remote command CONFigure NIOT SIGN i CELL TOUT T3324 T3412 Timer T3412 controls the initiation of a periodic tracking area update by the UE If the timer is disabled no...

Страница 70: ...SIGN i CELL TIME TTSRc Date Time UTC Defines the UTC date and time to be used if Time Source is set to Date Time Remote command CONFigure NIOT SIGN i CELL TIME TDATe CONFigure NIOT SIGN i CELL TIME TT...

Страница 71: ...ling applications that you want to syn chronize None means that the application is not synchronized to other signaling applications Synchronizing signaling applications means synchronizing the used sy...

Страница 72: ...s 79 NPDCCH Settings 79 Miscellaneous Connection Settings Part 2 80 2 3 11 1 Miscellaneous Connection Settings Part 1 Access Config hotkey Connection top of the Connection section This section describ...

Страница 73: ...P TS 36 509 and 36 508 Remote command CONFigure NIOT SIGN i CONNection TMODe IP Version Testmode Specifies which IP versions are allowed in test mode IPv4 only Only IPv4 allowed IPv6 is not used even...

Страница 74: ...y on the connection no traffic for the configured time Remote command CONFigure NIOT SIGN i CONNection RRC KEEP CONFigure NIOT SIGN i CONNection RRC TIMer Release Assistance Indication Enables release...

Страница 75: ...ndencies between the settings Configure the settings from the top to the bottom For valid parameter combinations see Chapter 2 2 8 Scheduling Type UL RMC on page 23 Figure 2 44 UL RMC connection setti...

Страница 76: ...m the top to the bottom For valid parameter combinations see Chapter 2 2 9 Scheduling Type DL RMC on page 24 Figure 2 45 DL RMC connection settings Subcarriers Start Subcarrier 76 MCS Index 76 Subfram...

Страница 77: ...n the settings Configure the UL or DL settings from the top left to the bottom For valid parameter combinations see Chapter 2 2 10 User Defined Scheduling on page 24 Figure 2 46 Settings for user defi...

Страница 78: ...r of scheduled subcarriers and offset of the first scheduled subcarrier from the edge of the transmission bandwidth Remote command CONFigure NIOT SIGN i CONNection UDEFined UL SET setNr CONFigure NIOT...

Страница 79: ...HARQ Processes Specifies the number of HARQ processes Remote command CONFigure NIOT SIGN i CONNection NUMHqpc Max No of Transmissions Specifies the maximum number of transmissions including initial t...

Страница 80: ...Remote command CONFigure NIOT SIGN i CONNection NPDCch NREP CONFigure NIOT SIGN i CONNection NPDCch NRRepr Start SF Specifies NPDCCH starting position as a subframe Start SF results in the displayed...

Страница 81: ...GN i CONNection DPCYcle PCCH Config nB Configures the field nB in the PCCH Config NB in system information block 2 The value is used by the UE as input for the calculation of paging radio frame and pa...

Страница 82: ...Nection EDRX IMODe ENABle Paging Time Window eDRX Idle Mode Duration of one paging time window in idle mode in subframes Remote command CONFigure NIOT SIGN i CONNection EDRX IMODe PTWindow Cycle Lengt...

Страница 83: ...Group 85 Message Class 85 Originator SMSC Address 85 Originating Address 85 Service Center Time Stamp 85 From File 86 Select File 86 Message Encoding Message Text Message Length 86 Last Message Sent 8...

Страница 84: ...are entered as hexadecimal numbers Up to 1400 digits are allowed This text is used for Outgoing Message Handling Use Internal plus Data Coding Character Set 8bit Remote command CONFigure NIOT SIGN i S...

Страница 85: ...essage Class Selects the message class to be indicated to the message recipient in the TP Data Coding Scheme field See also 3GPP TS 23 038 None means that no message class is sent Remote command CONFi...

Страница 86: ...8 bit binary and 16 bit Unicode Remote command CONFigure NIOT SIGN i SMS OUTGoing FILE Message Encoding Message Text Message Length From File Displays information about the message in the selected fi...

Страница 87: ...binary message or a 16 bit Unicode message Remote command SENSe NIOT SIGN i SMS INComing INFO DCODing Message Text Message Length Show the text and length of the last received SMS message Remote comm...

Страница 88: ...tkey Shortcut Softkey section This section configures the three shortcut softkeys that provide a fast way to switch to selectable measurements See also Chapter 2 3 3 Using the Shortcut Softkeys on pag...

Страница 89: ...s the cell signal off and on again with empty logs Enable Debug Settings Enables the configuration of the Debug Settings Signaling Unit Shutdown During Signal Off The complete log files are written if...

Страница 90: ...ress the softkey NB IoT RX Meas in the NB IoT sig naling main view The BLER view and the configuration dialog are described in this section 2 3 16 1 Measurement Control To turn the measurement on or o...

Страница 91: ...dgments received via the NPUSCH since the start of the measurement No answer at all no ACK no NACK is counted as DTX The results are presented as absolute number and as percentage relative to the numb...

Страница 92: ...put indicates the average UL throughput since the start of the measurement The theoretical maximum throughput is calculated from the UL settings assuming that all scheduled UL transport bocks are CRC...

Страница 93: ...c 2 4 Programming The following sections provide programming examples for the NB IoT signaling appli cation The examples contain SCPI commands supported by the R S CMW and the following symbolic scrip...

Страница 94: ...ario SCFading INTernal RF2C RX1 RF2C TX1 FAD1 Configure fading Enable the fading simulator select a fading profile start fading automatically set start seed calculate insertion loss automatically spec...

Страница 95: ...Figure NIOT SIGN RFSettings ENPMode MANual CONFigure NIOT SIGN RFSettings ENPower 25 CONFigure NIOT SIGN RFSettings UMARgin 3 CONFigure NIOT SIGN RFSettings MLOFfset 1 2 4 1 5 Configuring Operating Ba...

Страница 96: ...ure NIOT SIGN UL ADPower NRSPower 10 CONFigure NIOT SIGN UL ADPower PIRPower 100 CONFigure NIOT SIGN UL ADPower PNNPusch 80 CONFigure NIOT SIGN UL ADPower PCALpha DOT7 SENSe NIOT SIGN UL ADPower PATHl...

Страница 97: ...ELL IBGBand CHANnel OFFSet UL Configure settings for NPRACH CONFigure NIOT SIGN CELL NPRach NOResponse OFF CONFigure NIOT SIGN CELL NPRach PRAMping S6 CONFigure NIOT SIGN CELL NPRach PREFormat 1 CONFi...

Страница 98: ...CELL TIME TTME 12 40 30 CONFigure NIOT SIGN CELL TIME DSTime P1H CONFigure NIOT SIGN CELL TIME LTZoffset 1 CONFigure NIOT SIGN CELL TIME SATTach ON CONFigure NIOT SIGN CELL TIME SNOW CONFigure NIOT SI...

Страница 99: ...4 CONFigure NIOT SIGN CONNection RAI ENABle ON CONFigure NIOT SIGN CONNection DIT ENABle ON CONFigure NIOT SIGN CONNection DIT TIMer 80 CONFigure NIOT SIGN CONNection DPCYcle P256 CONFigure NIOT SIGN...

Страница 100: ...NSF03 NR1 CONFigure NIOT SIGN CONNection UDEFined UL MCSindex CONFigure NIOT SIGN CONNection UDEFined DL MCSindex 2 4 1 15 Configuring HARQ Configure HARQ for the downlink enable HARQ allow max 4 tra...

Страница 101: ...witch on the UE WHILE FETCh NIOT SIGN PSWitched STATe ATT CALL NIOT SIGN PSWitched ACTion CONNect WHILE FETCh NIOT SIGN PSWitched STATe CEST Proceeding WITH Keep RRC Connection Switch on the UE and wa...

Страница 102: ...F POWFourteen Query PDCP UE capability information SENSe NIOT SIGN UECapability TRANsfer PDCP MAXSessions SENSe NIOT SIGN UECapability TRANsfer PDCP PROFiles SENSe NIOT SIGN UECapability TRANsfer PDCP...

Страница 103: ...Figure NIOT SIGN SMS OUTGoing OSADdress 543221 CONFigure NIOT SIGN SMS OUTGoing OADDress 3526735 CONFigure NIOT SIGN SMS OUTGoing SCTStamp TSOurce DATE CONFigure NIOT SIGN SMS OUTGoing SCTStamp DATE 1...

Страница 104: ...and retrieve the results using FETCh commands The examples in this section focus on commands directly related to the BLER mea surement For general configuration of the signaling application and settin...

Страница 105: ...For better readability only the abbreviated form which is also accepted by the instrument is given in the command reference The instance is relevant for instruments supporting several instances of th...

Страница 106: ...D1 FAD2 FAD3 FAD4 FAD5 FAD6 SUA fader 1 to 6 The SUA fader numbering is reversed The highest SUA fader uses the lowest SUA partition Multi CMW setup with R S CMWC and several R S CMW500 Selection valu...

Страница 107: ...r uses the lowest SUA partition For CMW 1 you can alternatively use the single CMW selection values 2 5 1 3 Keywords Selected keywords used in the command description are described in the following Co...

Страница 108: ...Acquisition Error The R S CMW could not properly decode the RF input signal 8 Sync Error The R S CMW could not synchronize to the RF input signal 9 Uncal Due to an inappropriate configuration of resol...

Страница 109: ...expected Parameter Change One or more measurement configuration parameters were changed while the mea surement completed The results were not obtained with these new parameter val ues Repeat the measu...

Страница 110: ...width The bandwidth of the measured signal does not match the configured bandwidth 72 Wrong Burst Type The burst type of the measured signal does not match the configured burst type 73 MIMO Signal Det...

Страница 111: ...les to Rohde Schwarz 102 Unidentified Error Indicates an error not covered by other reliability values For troubleshooting follow the steps described for 101 firmware error 103 Parameter Error Indicat...

Страница 112: ...ing generator state Return values MainState OFF ON OFF generator switched off ON generator switched on SyncState PENDing ADJusted PENDing generator turned on off but signal not yet still avail able AD...

Страница 113: ...n States on page 16 Return values PS State OFF ON ATTached CESTablished DISConnect CONNecting SIGNaling SMESsage RMESsage OFF signal off ON signal on ATTached UE attached CESTablished Connection estab...

Страница 114: ...three parameters are returned from oldest to latest entry Time stamp Category Event entry 1 Timestamp Category Event entry 2 Return values Timestamp Timestamp of the entry as string Category INFO WARN...

Страница 115: ...i UESinfo IMSI Queries the IMSI of the UE Return values IMSI IMSI as string with up to 16 digits Example See Querying UE Information Usage Query only Firmware Software V3 7 20 Manual operation See IM...

Страница 116: ...sfer PDCP MAXSessions 119 SENSe NIOT SIGN i UECapability TRANsfer PDCP PROFiles 119 SENSe NIOT SIGN i UECapability TRANsfer PDCP ROHC 119 SENSe NIOT SIGN i UECapability TRANsfer PDCP ROHC ALL 119 SENS...

Страница 117: ...sions as indicated by the UE in an RRC connection request Return values MultiTone NO YES Example See Querying UE Capability Reports Usage Query only Firmware Software V3 7 20 Manual operation See Mult...

Страница 118: ...operation See UE Category on page 38 SENSe NIOT SIGN i UECapability TRANsfer MDRB Returns whether the UE supports multiple data radio bearers Return values MultipleDRB NO YES Example See Querying UE...

Страница 119: ...es returned by the command SENSe NIOT SIGN i UECapability TRANsfer PDCP ROHC Return values Enable NO YES Comma separated list of values one value per profile Usage Query only Firmware Software V3 7 20...

Страница 120: ...bility Reports Usage Query only Firmware Software V3 7 40 Manual operation See Interference Randomization on page 40 SENSe NIOT SIGN i UECapability TRANsfer PHYSical MCARrier Returns whether the UE su...

Страница 121: ...NSe NIOT SIGN i UECapability TRANsfer PHYSical TWOHarq Indicates whether the UE supports two HARQ processes in DL and UL Return values TwoHarqProc NO YES Example See Querying UE Capability Reports Usa...

Страница 122: ...20 dBm in a band For each supported band a pair of values is returned Bands PowerClass 1 Bands PowerClass 2 Return values Bands OB1 OB2 OB3 OB4 OB5 OB7 OB8 OB9 OB10 OB11 OB12 OB13 OB14 OB17 OB18 OB19...

Страница 123: ...anual operation See Supported Bands on page 38 SENSe NIOT SIGN i UECapability TRANsfer RF POWFourteen PowFourteen Indicates whether the UE supports a power class 6 with the maximum output power of 14...

Страница 124: ...ly Firmware Software V3 7 40 V3 7 60 added SCF TROF Options For fading scenarios R S CMW KE100 and KE500 ROUTe NIOT SIGN i SCENario Returns the active scenario Return values Scenario SCEL SCF TROF SCE...

Страница 125: ...Chapter 2 5 1 2 Values for Signal Path Selection on page 105 Parameters BBBoard Signaling unit RXConnector RF connector for the input path RXConverter RX module for the input path TXConnector RF conn...

Страница 126: ...connector for the input path RXConverter RX module for the input path TXConnector RF connector for the output path TXConverter TX module for the output path PCCFadingBoard Internal fader Firmware Soft...

Страница 127: ...2 4 1 2 Configuring the Signal Paths on page 94 Firmware Software V3 7 20 Manual operation See External Attenuation on page 47 CONFigure NIOT SIGN i RFSettings EDC OUTPut Time CONFigure NIOT SIGN i R...

Страница 128: ...6 OB68 OB70 OB71 OB72 OB73 OB74 OB85 UDEF Selects the operating band OBx Standardized operating band UDEF User defined operating band RST OB1 DLChannel DL channel number Range depends on operating ban...

Страница 129: ...SIGN RFSettings CHANnel DL Hz Returns the frequency in Hz Firmware Software V3 7 20 V3 7 50 added unit Hz Manual operation See Operating Band Channel Frequency on page 48 CONFigure NIOT SIGN i RFSett...

Страница 130: ...e the expected nominal power mode see CONFigure NIOT SIGN i RFSettings ENPMode on page 129 Parameters ExpectedPower In manual mode the range of the expected nominal power can be calculated as follows...

Страница 131: ...dB to 10 dB RST 0 dB Default unit dB Example See Specifying General Settings Firmware Software V3 7 20 Manual operation See Mixer Level Offset on page 50 2 5 6 4 User Defined Band Configuration The fo...

Страница 132: ...equency for user defined operating band Return values Frequency Default unit Hz Example See Configuring Operating Bands and Channels Usage Query only Firmware Software V3 7 40 Manual operation See Use...

Страница 133: ...le See Configuring Operating Bands and Channels Firmware Software V3 7 40 Manual operation See User Defined Band Definition on page 49 2 5 7 Internal Fading The following commands configure the intern...

Страница 134: ...ware V3 7 60 Options R S CMW KE100 and KE500 Manual operation See Doppler Frequency Mode Doppler Frequency on page 52 CONFigure NIOT SIGN i FADing FSIMulator DSHift MODE Mode Sets the Doppler shift mo...

Страница 135: ...g is only allowed in USER mode see CONFigure NIOT SIGN i FADing FSIMulator ILOSs MODE Parameters InsertionLoss Range 0 dB to 18 dB RST 0 dB Default unit dB Example See Configuring Internal Fading Firm...

Страница 136: ...0 Hz Doppler low medium high correlation ETL30 ETM30 ETH30 ETU 30 Hz Doppler low medium high correlation ET7Low ET7Medium ET7High ETU 70 Hz Doppler low medium high correlation ET3Low ET3Medium ET3High...

Страница 137: ...ator ILOSs CSAMples ClippingCounter Returns the percentage of clipped samples for the output path number Suffix ClippingCounter 1 2 Output path number Return values ClippedSamples Range 0 to 100 Defau...

Страница 138: ...Fading Usage Query only Firmware Software V3 7 60 Options R S CMW KE100 and KE500 Manual operation See Noise Total BW Power on page 53 CONFigure NIOT SIGN i FADing POWer SUM Queries the calculated to...

Страница 139: ...e V3 7 60 Options R S CMW KE100 and KE500 Manual operation See Noise Bandwidth on page 54 CONFigure NIOT SIGN i FADing AWGN BWIDth RATio Ratio Specifies the minimum ratio between the noise bandwidth a...

Страница 140: ...dB Example See Configuring Internal Fading Firmware Software V3 7 60 Options R S CMW KE100 and KE500 Manual operation See Signal Noise Ratio on page 54 2 5 8 Downlink Power Levels The following comma...

Страница 141: ...it dBm 15 kHz indicates the spectral density integrated across one subcarrier The range depends on several parameters It is a subset of the range of the RS EPRE Parameters AWGN Range depends on many p...

Страница 142: ...lt unit dBm Example See Configuring UL Power Settings Firmware Software V3 7 20 Manual operation See Uplink Nominal Power on page 56 SENSe NIOT SIGN i UL ADPower ENPPpower Queries the expected power o...

Страница 143: ...ENSe NIOT SIGN i UL ADPower PATHloss 144 CONFigure NIOT SIGN i UL ADPower PIRPower 144 CONFigure NIOT SIGN i UL ADPower PNNPusch 144 CONFigure NIOT SIGN i UL ADPower PCALpha 145 CONFigure NIOT SIGN i...

Страница 144: ...eivedTargetPower value signaled to the UE if advanced UL power configuration applies Parameters TargetPower Range 120 dBm to 90 dBm Increment 2 dB RST 104 dBm Default unit dBm Example See Configuring...

Страница 145: ...de 146 CONFigure NIOT SIGN i CELL IBGBand BANDwidth 146 CONFigure NIOT SIGN i CELL IBGBand CRSize 147 CONFigure NIOT SIGN i CELL IBGBand POFFset 147 CONFigure NIOT SIGN i CELL IBGBand IPCI 147 CONFigu...

Страница 146: ...hysical cell ID used for the generation of the synchronization signals Parameters ID Range 0 to 503 RST 0 Example See Configuring Physical Cell Setup Firmware Software V3 7 20 Manual operation See Phy...

Страница 147: ...S1 Example See Configuring Physical Cell Setup Firmware Software V3 7 30 Manual operation See LTE Control Region Size on page 60 CONFigure NIOT SIGN i CELL IBGBand POFFset Queries the power offset of...

Страница 148: ...nge 2 to 95 RST 4 Example See Configuring Physical Cell Setup Firmware Software V3 7 30 Manual operation See In Band Carrier Position on page 61 CONFigure NIOT SIGN i CELL IBGBand GBCPosition GBCarrPo...

Страница 149: ...eration See NB IoT Channel Raster Offset on page 62 CONFigure NIOT SIGN i CELL NPRach NOResponse NoResponse Selects whether the signaling application ignores received preambles or not Parameters NoRes...

Страница 150: ...7 30 Manual operation See Max Number of Preamble Transmissions on page 63 2 5 11 Network Settings The commands in this section configure parameters of the simulated radio network Neighbor Cell Setting...

Страница 151: ...s on operating band CellID Physical layer cell ID Range 0 to 503 RST 0 QOffset N24 N22 N20 N18 N16 N14 N12 N10 N8 N6 N5 N4 N3 N2 N1 ZERO P1 P2 P3 P4 P5 P6 P8 P10 P12 P14 P16 P18 P20 P22 P24 Correspond...

Страница 152: ...st Hysteresis Range 0 dB to 24 dB Increment 1 dB 2 dB for hysteresis values 6 dB to 24dB RST 0 dB Example See Configuring Neighbor Cells and Reselection Firmware Software V3 7 50 Manual operation See...

Страница 153: ...re V3 7 50 Manual operation See T Reselection on page 66 2 5 11 3 Identity Settings The following commands configure identities of the simulated radio network CONFigure NIOT SIGN i CELL MCC 153 CONFig...

Страница 154: ...0 to 99 or 999 RST 1 Example See Configuring Network Settings Firmware Software V3 7 20 Manual operation See MNC on page 66 CONFigure NIOT SIGN i CELL TAC TAC Specifies the tracking area code Paramet...

Страница 155: ...uthentication to be performed during the attach procedure Parameters Enable OFF ON RST ON Example See Configuring Network Settings Firmware Software V3 7 30 Manual operation See Authentication on page...

Страница 156: ...et Key on page 67 CONFigure NIOT SIGN i CELL SECurity MILenage Enable Enables or disables using the MILENAGE algorithm set instead of the standard algo rithms Parameters Enable OFF ON RST OFF Example...

Страница 157: ...having waited for a signal from the con nected UE releases the connection Parameters value Range 1 s to 60 s RST 5 s Default unit s Example See Configuring Network Settings Firmware Software V3 7 30...

Страница 158: ...in seconds So there are three subranges with different increments Parameters Value The parameter configures a checkbox ON OFF or a timer value ON Enables the timer and transmission of the timer value...

Страница 159: ...ommands in this section configure and send date and time information to the UE CONFigure NIOT SIGN i CELL TIME DSTime 159 CONFigure NIOT SIGN i CELL TIME LTZoffset 160 CONFigure NIOT SIGN i CELL TIME...

Страница 160: ...Tach Enable Specifies whether the date and time information is sent to the UE during the attach pro cedure or not Parameters Enable OFF ON ON send date and time at attach OFF do not send date and time...

Страница 161: ...T 11 Minute Range 0 to 59 RST 11 Second Range 0 to 59 RST 0 Example See Configuring Network Settings Firmware Software V3 7 40 Manual operation See Date Time UTC on page 70 CONFigure NIOT SIGN i CELL...

Страница 162: ...re the synchronization to other signaling applica tions CONFigure NIOT SIGN i CELL SYNC ZONE 162 CONFigure NIOT SIGN i CELL SYNC OFFSet 162 CONFigure NIOT SIGN i CELL SYNC ZONE Zone Selects the synchr...

Страница 163: ...164 CONFigure NIOT SIGN i CONNection RRC KEEP 165 CONFigure NIOT SIGN i CONNection RRC TIMer 165 CONFigure NIOT SIGN i CONNection RAI ENABle 165 CONFigure NIOT SIGN i CONNection DIT ENABle 166 CONFig...

Страница 164: ...IPversion Specifies which IP versions are allowed in test mode Parameters IPversion IPV4 IPV46 IPv4 only IPv4 IPv6 RST IPV4 Example See Configuring General Connection Settings Firmware Software V3 7...

Страница 165: ...a Connection Firmware Software V3 7 30 Manual operation See Keep RRC Connection on page 74 CONFigure NIOT SIGN i CONNection RRC TIMer Timer Configures the inactivity timeout for disabled Keep RRC Conn...

Страница 166: ...es the data inactivity timer Parameters Timer 1 2 3 5 7 10 15 20 40 50 60 80 100 120 150 180 RST 1 Default unit s Example See Configuring General Connection Settings Firmware Software V3 7 50 Manual o...

Страница 167: ...Configuring General Connection Settings Firmware Software V3 7 30 Manual operation See PCCH Config nB on page 81 CONFigure NIOT SIGN i CONNection BMPC Coefficient Configures the field modificationPeri...

Страница 168: ...mode Parameters Window W2K56 W5K12 W7K68 W10K W12K W15K W17K W20K W23K W25K W28K W30K W33K W35K W38K W40K Duration in subframes 2560 5120 7680 10240 12800 15360 17920 20480 23040 25600 28160 30720 332...

Страница 169: ...combinations are accepted see Chapter 2 2 8 Scheduling Type UL RMC on page 23 Parameters Subcarriers SC1 SC3 SC6 SC12 Number of subcarriers RST SC1 StartSubcarrier Start subcarrier Range 0 to 47 RST 0...

Страница 170: ...0 to 45 Modulation BPSK ResourceUnits NRU01 Number of resource units Repetitions NR1 NR2 NR4 NR8 NR16 NR32 NR64 NR128 Number of NPUSCH repetitions Usage Query only Firmware Software V3 7 20 Manual ope...

Страница 171: ...Repetitions NR1 Number of NPDSCH repetitions RST NR1 Example See Configuring DL RMCs Firmware Software V3 7 20 Manual operation See Subcarriers Start Subcarrier on page 76 CONFigure NIOT SIGN i CONNe...

Страница 172: ...grants UL continuous UL grants DLUL alternating DL UL grants NOS no scheduling no grants DL95 continuous DL 95 kbps RST DLUL Example See Configuring User Defined Channels Firmware Software V3 7 20 V3...

Страница 173: ...ions NR16 NR32 NR64 NR128 NR192 NR256 NR384 NR512 NR768 NR1K NR1536 NR2K V3 7 60 added MCSindex MI13 Manual operation See Subcarriers Start Subcarrier on page 78 CONFigure NIOT SIGN i CONNection UDEFi...

Страница 174: ...k size for DL user defined scheduling see Chapter 2 2 10 User Defined Schedul ing on page 24 Return values MCSindex MI0 MI1 MI2 MI3 MI4 MI5 MI6 MI7 MI8 MI9 MI10 MI11 MI12 MI13 MCS index value Modulati...

Страница 175: ...to 45 Modulation BPSK ResourceUnits NRU01 Number of resource units Repetitions NR1 NR2 NR4 NR8 NR16 NR32 NR64 NR128 NR192 NR256 NR384 NR512 NR768 NR1K NR1536 NR2K Number of NPUSCH repetitions 1 2 4 51...

Страница 176: ...UMHqpc NumHrqProc Specifies the number of HARQ processes Parameters NumHrqProc Range 1 to 2 RST 1 Example See Configuring HARQ Firmware Software V3 7 40 V3 7 60 range extended Manual operation See No...

Страница 177: ...x see CONFigure NIOT SIGN i CONNection NPDCch MXNRep The number of NPDCCH repetitions equals to one of these values Rmax Rmax 2 Rmax 4 Rmax 8 Parameters NrRep RMAX RMAX2 RMAX4 RMAX8 RST RMAX Example S...

Страница 178: ...s the periodicity T of NPDCCH transmissions The value depends on the follow ing settings CONFigure NIOT SIGN i CONNection NPDCch MXNRep CONFigure NIOT SIGN i CONNection NPDCch STSF Return values Perio...

Страница 179: ...N i SMS OUTGoing BINary 181 CONFigure NIOT SIGN i SMS OUTGoing CGRoup 181 CONFigure NIOT SIGN i SMS OUTGoing DCODing 181 CONFigure NIOT SIGN i SMS OUTGoing FILE 181 CONFigure NIOT SIGN i SMS OUTGoing...

Страница 180: ...MS INComing FILE INFO Parameters SMSFile Path of the file as string for example USERDATA sms NBIOT Received rx_001 sms Example See Sending Receiving a Short Message Firmware Software V3 7 60 Manual op...

Страница 181: ...ding DCMClass GDCoding General data coding DCMClass Data coding message class RST GDC Example See Sending Receiving a Short Message Firmware Software V3 7 60 Manual operation See Coding Group on page...

Страница 182: ...ding Receiving a Short Message Usage Query only Firmware Software V3 7 60 Manual operation See Message Encoding Message Text Message Length on page 86 CONFigure NIOT SIGN i SMS OUTGoing INTernal SMSIn...

Страница 183: ...Parameters MessageClass CL0 CL1 CL2 CL3 NONE CL0 CL1 CL2 CL3 Class 0 to 3 NONE Do not send message class RST NONE Example See Sending Receiving a Short Message Firmware Software V3 7 60 Manual operat...

Страница 184: ...rameters OrigSMSCAddress Address as string RST 764332637249279 Example See Sending Receiving a Short Message Firmware Software V3 7 60 Manual operation See Originator SMSC Address on page 85 CONFigure...

Страница 185: ...oftware V3 7 60 Manual operation See Service Center Time Stamp on page 85 CONFigure NIOT SIGN i SMS OUTGoing SCTStamp TSOurce SourceTime Selects the source for the service center time stamp The date a...

Страница 186: ...ort Message Usage Query only Firmware Software V3 7 60 Manual operation See Data Coding Character Set on page 87 SENSe NIOT SIGN i SMS INComing INFO MLENgth Returns the length of the last SMS message...

Страница 187: ...ceiving a Short Message Usage Query only Firmware Software V3 7 60 Manual operation See Clear Message Text on page 87 SENSe NIOT SIGN i SMS OUTGoing INFO LMSent Indicates whether the last message was...

Страница 188: ...meters Index IP1 IP2 IP3 Address pool index Return values IPAddress Used IP address as string Firmware Software V3 7 60 Manual operation See Logging PC IPv4 Address on page 88 2 5 15 BLER Measurement...

Страница 189: ...tion See BLER Softkey on page 90 FETCh NIOT SIGN i BLER STATe Queries the main measurement state Use FETCh STATe ALL to query the measurement state including the substates Use INITiate STOP ABORt to c...

Страница 190: ...re the BLER measurement CONFigure NIOT SIGN i BLER TOUT 190 CONFigure NIOT SIGN i BLER REPetition 191 CONFigure NIOT SIGN i BLER SAMPles 191 CONFigure NIOT SIGN i BLER ERCalc 191 CONFigure NIOT SIGN i...

Страница 191: ...ransmissions to be processed per measurement cycle Parameters Samples Range 1 to 500E 3 RST 100 Example See Configuring a BLER Measurement Firmware Software V3 7 20 V3 7 30 range enhanced and RST chan...

Страница 192: ...ples Number of already processed DL transmissions Throughput Two comma separated values average throughput and maxi mum reachable throughput Default unit bit s DTX Number of sent scheduled subframes f...

Страница 193: ...See Results on page 91 FETCh NIOT SIGN i BLER UL ABSolute Returns the uplink results of the BLER measurement Return values Reliability See Reliability Indicator CRC Pass Number of received subframes w...

Страница 194: ...OT SIGN i BLER 189 CALL NIOT SIGN i PSWitched ACTion 113 CATalog NIOT SIGN i SCENario 124 CATalog NIOT SIGN i UESinfo DEFBearer 115 CLEan NIOT SIGN i ELOG 114 CLEan NIOT SIGN i SMS INComing INFO MTEXt...

Страница 195: ...L TIME SATTach 160 CONFigure NIOT SIGN i CELL TIME SNName 162 CONFigure NIOT SIGN i CELL TIME SNOW 160 CONFigure NIOT SIGN i CELL TIME TDATe 160 CONFigure NIOT SIGN i CELL TIME TTME 161 CONFigure NIOT...

Страница 196: ...CONFigure NIOT SIGN i DL AWGN 141 CONFigure NIOT SIGN i DL NRSepre LEVel 140 CONFigure NIOT SIGN i DL OCNG 141 CONFigure NIOT SIGN i DMODe 145 CONFigure NIOT SIGN i FADing AWGN BWIDth NOISe 139 CONFig...

Страница 197: ...NFO 182 CONFigure NIOT SIGN i SMS OUTGoing INTernal 182 CONFigure NIOT SIGN i SMS OUTGoing LHANdling 182 CONFigure NIOT SIGN i SMS OUTGoing MCLass 183 CONFigure NIOT SIGN i SMS OUTGoing MESHandling 18...

Страница 198: ...Capability TRANsfer PAGing MTICarrier 118 SENSe NIOT SIGN i UECapability TRANsfer PDCP MAXSessions 119 SENSe NIOT SIGN i UECapability TRANsfer PDCP PROFiles 119 SENSe NIOT SIGN i UECapability TRANsfer...

Страница 199: ...01 or 3GPP TS 36 521 The multi evaluation measurement requires option R S CMW KM300 3 1 What s New in This Version This documentation describes version 3 7 60 and later of the NB IoT UE multi evalua t...

Страница 200: ...CH Format All Resource Allocation settings Physical Cell ID and Delta Seq Shift Modulation Scheme With matching Measurement Control settings the R S CMW is able to decode the signal and determine its...

Страница 201: ...repetitions 2 So your NPUSCH signal contains a continuous sequence of 16 allocated slots If you set No of Measure Slots to 10 you get the following results The power monitor covers the first 10 slots...

Страница 202: ...on measurement displays the corresponding signaling settings instead of its own settings These signaling settings can be config ured both in the measurement GUI and in the GUI of the signaling applica...

Страница 203: ...t mode measurement can cover up to 1000 segments with in total up to 4000 measured slots For details see Maximum number of measured slots That means for each measurement you select a range of up to 10...

Страница 204: ...lts Maximum number of measured slots The limit of 4000 measured slots comprises measured slots included in a statistical length The not measured slots of an active segment do not contribute Other cont...

Страница 205: ...e before capturing the third segment After the third segment it waits for a trigger event from the IF power trigger source before capturing the fourth segment Configuration of segments and measurement...

Страница 206: ...s an absolute num ber 1 to 2000 The segment number no for result retrieval is a rela tive number within the range of measured segments 1 to 1000 Example Segment 1 to 100 configured Segment 50 to 59 me...

Страница 207: ...itiate a second measurement repeat INITiate NIOT MEAS MEValuation 4 Go to local to view the results The second measurement stage implies a calculation of all measurement results in the offline segment...

Страница 208: ...z subcarrier spacing ends with a guard period GP no UL signal Depending on the subcarrier spacing the slot length is 2 ms or 0 5 ms A radio frame of 10 ms contains 5 slots or 20 slots Durations are of...

Страница 209: ...ollowing table Table 3 2 Number of subcarriers and slots per resource unit NPUSCH format SC spacing No of SC SC offset No of slots Modulation RU duration 1 3 75 kHz 1 0 to 47 16 BPSK QPSK 32 ms 15 kHz...

Страница 210: ...to 21799 880 to 914 9 9 1749 9 21800 21800 to 22149 1749 9 to 1784 8 10 1710 22150 22150 to 22749 1710 to 1769 9 11 1427 9 22750 22750 to 22949 1427 9 to 1447 8 12 699 23010 23010 to 23179 699 to 715...

Страница 211: ...IoT multi evaluation measurement Measurement Control 211 Measurement Results 212 Signal Routing and Analyzer Settings 226 Measurement Control Settings 229 Trigger Settings 236 Limit Settings 239 Shor...

Страница 212: ...agnitude Error Phase Error 214 View Inband Emissions 215 View Spectrum Emission Mask 216 View Spectrum ACLR 218 View I Q Constellation 219 View Power Monitor 220 View Power Dynamics 221 View TX Measur...

Страница 213: ...8 Additional Softkeys and Hotkeys on page 246 You can enlarge one of the diagrams in the overview and show a detailed view with additional measurement results see Chapter 3 3 2 11 Selecting and Modify...

Страница 214: ...ch between RMS and peak values use the softkey hotkey combination Display Select Trace Lower diagram The lower diagram shows the EVM for all modulation symbols in the measured slot The results in the...

Страница 215: ...s The average runs over all modulation symbols in the SC FDMA symbol For a description of the statistical overview see Chapter 3 3 2 10 View TX Measure ment on page 223 For the parameters at the botto...

Страница 216: ...w the red limit line The inband emissions are calculated after compensation of the I Q origin offset For details about the table results see Chapter 3 3 2 10 View TX Measurement on page 223 For the pa...

Страница 217: ...maximum out put power of the UE See also Chapter 3 3 6 6 Spectrum Emission Mask on page 242 Margin results To show hide the margin results use the softkey hotkey combination Display Mar gin On Off Fig...

Страница 218: ...results are displayed for all active traces current average maximum trace In this context Average means margins for average trace and not average values of mar gins for current trace Minimum means ma...

Страница 219: ...are displayed in the table below the diagram According to 3GPP TS 36 521 the ACLR is defined as the mean power in the assigned NB IoT channel divided by the mean power in an adjacent channel The mean...

Страница 220: ...tion of the signal quality and can help to reveal typical modulation errors causing signal distortions The NB IoT constellation diagram shows the following peculiarities The I Q amplitudes correspond...

Страница 221: ...Measure Slots on page 231 The power monitor can be used for power control tests see 3GPP TS 36 521 6 3 5F Power Control for category NB1 For the parameters at the bottom see Chapter 3 3 2 13 Common V...

Страница 222: ...r 3 75 kHz SC spacing the axis covers 2200 s to 2200 s For 15 kHz SC spacing the axis covers 1100 s to 1100 s The individual ON and OFF power areas are labeled in the diagrams Exclusion peri ods are m...

Страница 223: ...ing repeti tions See also Chapter 3 2 3 Scope of the Measurement on page 200 3 3 2 10 View TX Measurement This view contains tables of statistical results for the TX and RX measurements Figure 3 15 TX...

Страница 224: ...wer arithmetic mean value of the average powers in all allocated subcarriers For query of the results via remote control see Chapter 3 5 3 18 Modulation Results Single Values on page 310 For the param...

Страница 225: ...odulation results an RMS value and a peak value are available They are calcu lated as the average and peak of all samples in the measured slot Average Average of all Current values referenced to the l...

Страница 226: ...rio Combined Signal Path 226 Scenario Measure ProtocolTest 227 RF Routing 227 External Attenuation Input 227 Band Channel Frequency 228 Frequency Offset 228 Expected Nominal Power 228 User Margin 229...

Страница 227: ...e the corresponding settings within the protocol test application Remote command ROUTe NIOT MEAS i SCENario MAPRotocol ROUTe NIOT MEAS i SCENario RF Routing Selects the input path for the measured RF...

Страница 228: ...ster offsets added to the configured RF frequencies The offsets are only displayed in the GUI of the signaling application Remote command CONFigure NIOT MEAS i BAND SA CONFigure NIOT MEAS i RFSettings...

Страница 229: ...FSettings UMARgin CSP Mixer Level Offset Varies the input level of the mixer in the analyzer path A negative offset reduces the mixer input level A positive offset increases the mixer input level Opti...

Страница 230: ...ettings part 1 Repetition 230 Stop Condition 231 Measurement Mode 231 Measure on Exception 231 No of Measure Slots 231 Cyclic Prefix 232 Channel Bandwidth 232 Subcarrier Spacing 232 NPUSCH Format 232...

Страница 231: ...Selects displays the measurement mode Normal In normal mode the measurement uses a constant reference level for the entire measurement duration Multi Eval List Mode The list mode can only be enabled v...

Страница 232: ...pecifies the format of the NPUSCH format 1 or format 2 The format influences for example the allowed resource allocation values see Chap ter 3 2 6 2 Resource Unit Allocation on page 209 If you select...

Страница 233: ...ted subcarrier from the edge of the transmission bandwidth The allowed values depend on the configured subcarrier spacing and on the NPUSCH format Remote command CONFigure NIOT MEAS i MEValuation SUBC...

Страница 234: ...signal This setting is required to ensure that the R S CMW can synchronize to the signal and perform channel estimation In the standalone SA scenario this parameter is controlled by the measurement In...

Страница 235: ...e signaling application Remote command CONFigure NIOT MEAS i MEValuation MODulation MSCHeme SA See Resource Allocation on page 232 for CSP Statistic Count Defines the number of measurement intervals p...

Страница 236: ...surements The general on off time mask is defined in 3GPP TS 36 521 section 6 3 4F See also Chapter 3 3 6 8 Power Dynamics Limits on page 244 Enable List Mode The list mode can only be enabled via rem...

Страница 237: ...the power of the received signal converted into an IF signal The trigger event coincides with the rising or falling edge of the detected burst Remote command TRIGger NIOT MEAS i MEValuation SOURce TR...

Страница 238: ...eriods gaps between two triggered power pulses This setting is valid for IF Power trigger sources The trigger system is controlled by a timer which is reset to zero in the following instan ces At the...

Страница 239: ...tion A poor modulation accuracy of the UE transmitter increases the transmission errors in the uplink channel of the network and decreases the system capacity The error vector magnitude EVM is the cri...

Страница 240: ...settings Remote command CONFigure NIOT MEAS i MEValuation LIMit FERRor 3 3 6 3 I Q Origin Offset Limits Access Config hotkey Limits Modulation IQ Offset section An I Q origin offset is due to an addit...

Страница 241: ...the general component So the most complex limit must be determined for a non allocated SC located both at an image frequency and next to the carrier frequency In that case the general compo nent the...

Страница 242: ...CONFigure NIOT MEAS i MEValuation LIMit IBE IQOFfset 3 3 6 5 Occupied Bandwidth Limits Access Config hotkey Limits Spectrum OBW Limit setting The occupied bandwidth is the bandwidth that contains 99 o...

Страница 243: ...emission mask area you can define the frequency borders and set an upper power limit for each frequency border The resulting points are connected via straight limit lines Figure 3 25 Emission mask set...

Страница 244: ...ccess Config hotkey Limits Power Dynamics section Transmission at excessive uplink power increases interference to other channels A too low uplink power increases transmission errors 3GPP defines a ge...

Страница 245: ...ON OFF transition end of allocation The OFF power must not exceed 48 5 dBm The ON power must be between 18 5 dBm and 3 5 dBm Characteristics Refer to 3GPP TS 36 521 V14 4 0 section Specified limit ON...

Страница 246: ...ribed below The softkeys Signaling Parameter and NB IoT Signaling are displayed only if the combined signal path scenario is active and are provided by the NB IoT Signaling application selected as mas...

Страница 247: ...gener ator Remote command Use the commands of the GPRF generator GPRF Generator Select this softkey and press ON OFF to turn the GPRF generator on or off Alterna tively right click the softkey Press...

Страница 248: ...o start the measurement using INIT NIOT MEAS MEValuation and retrieve the results using FETCh NIOT MEAS MEValuation For synchronization and proper decoding some UE signal settings must be in accordanc...

Страница 249: ...stop condition stop on limit failure error handling timeout and number of slots per captured sequence CONFigure NIOT MEAS MEValuation SCONdition SLFail CONFigure NIOT MEAS MEValuation MOEXception ON...

Страница 250: ...0 15 0 1 CONFigure NIOT MEAS MEValuation LIMit IQOFfset ON 26 21 11 CONFigure NIOT MEAS MEValuation LIMit IBE ON 20 60 27 CONFigure NIOT MEAS MEValuation LIMit IBE IQOFfset 26 21 11 Define ACLR limit...

Страница 251: ...EValuation EVMagnitude MAXimum FETCh NIOT MEAS MEValuation EVMagnitude PEAK MAXimum FETCh NIOT MEAS MEValuation TRACe EVMSymbol MAXimum FETCh NIOT MEAS MEValuation MERRor AVERage FETCh NIOT MEAS MEVal...

Страница 252: ...mics MINimum FETCh NIOT MEAS MEValuation PDYNamics MAXimum Query limit check results CALCulate NIOT MEAS MEValuation ACLR CURRent CALCulate NIOT MEAS MEValuation SEMask CURRent CALCulate NIOT MEAS MEV...

Страница 253: ...le Use SYSTem RESet NB IoT Meas1 to reset the NB IoT measure ment instance 1 3 4 2 1 Specifying Global Measurement Settings Reset SYSTem RESet NB IoT Meas1 OPC CLS OPC Define signal routing and extern...

Страница 254: ...MEValuation LIST SEGMent2 SEMask 4 ON CONFigure NIOT MEAS MEValuation LIST SEGMent2 ACLR 4 ON OFF ON Select both segments for measurement and evaluate retrigger flags CONFigure NIOT MEAS MEValuation...

Страница 255: ...ETCh NIOT MEAS MEValuation LIST SEGMent2 SEMask EXTReme FETCh NIOT MEAS MEValuation LIST SEGMent2 SEMask MARGin MINimum POSitiv FETCh NIOT MEAS MEValuation LIST SEGMent2 SEMask MARGin MINimum NEGativ...

Страница 256: ...arts a new single shot measurement and returns the results CALCulate returns one limit check result per FETCh result OK The FETCh result is located within the limits or no limit has been defined enabl...

Страница 257: ...radio test head a RX 1 RX connector R11 R12 R13 R14 R15 R16 R17 R18 R21 R22 R23 R24 R25 R26 R27 R28 R31 R32 R33 R34 R35 R36 R37 R38 R41 R42 R43 R44 R45 R46 R47 R48 RA1 RA2 RA3 RA4 RA5 RA6 RA7 RA8 RB1...

Страница 258: ...icitly stated the command allows you to set parameters and query parameters Otherwise the command usage is stated as follows Setting only The command can only be used to set parameters Query only The...

Страница 259: ...ected 7 Acquisition Error The R S CMW could not properly decode the RF input signal 8 Sync Error The R S CMW could not synchronize to the RF input signal 9 Uncal Due to an inappropriate configuration...

Страница 260: ...rameter Change One or more measurement configuration parameters were changed while the mea surement completed The results were not obtained with these new parameter val ues Repeat the measurement This...

Страница 261: ...dwidth The bandwidth of the measured signal does not match the configured bandwidth 72 Wrong Burst Type The burst type of the measured signal does not match the configured burst type 73 MIMO Signal De...

Страница 262: ...o Rohde Schwarz 102 Unidentified Error Indicates an error not covered by other reliability values For troubleshooting follow the steps described for 101 firmware error 103 Parameter Error Indicates th...

Страница 263: ...ed signal path scenario and selects the master application and carrier The master controls most signal routing settings analyzer settings and some measurement control settings while the combined signa...

Страница 264: ...page 256 Return values Scenario SALone CSPath MAPRotocol SALone Standalone non signaling CSPath Combined signal path MAPRotocol Measure at protocol test Controller Controlling application for scenario...

Страница 265: ...5 OB7 OB8 OB9 OB10 OB11 OB12 OB13 OB14 OB17 OB18 OB19 OB20 OB21 OB22 OB24 OB25 OB26 OB27 OB28 OB30 OB31 OB65 OB66 OB68 OB70 OB71 OB72 OB73 OB74 OB85 RST OB1 Example See Specifying General and Common M...

Страница 266: ...3 Hz RST 0 Hz Default unit Hz Example See Specifying General and Common Measurement Settings Firmware Software V3 5 10 Manual operation See Frequency Offset on page 228 CONFigure NIOT MEAS i RFSettin...

Страница 267: ...ge 229 CONFigure NIOT MEAS i RFSettings MLOFfset MixLevOffset Varies the input level of the mixer in the analyzer path For the combined signal path scenario use CONFigure NIOT SIGN i RFSettings MLOFfs...

Страница 268: ...ion 268 FETCh NIOT MEAS i MEValuation STATe 269 FETCh NIOT MEAS i MEValuation STATe ALL 269 INITiate NIOT MEAS i MEValuation STOP NIOT MEAS i MEValuation ABORt NIOT MEAS i MEValuation Starts stops or...

Страница 269: ...ubstates are relevant for running measurements only Use FETCh STATe to query the main measurement state only Use INITiate STOP ABORt to change the measurement state Return values MainState OFF RUN RDY...

Страница 270: ...71 CONFigure NIOT MEAS i MEValuation RESult PMONitor 271 CONFigure NIOT MEAS i MEValuation RESult PDYNamics 271 CONFigure NIOT MEAS i MEValuation RESult ALL EVM MagnitudeError PhaseError InbandEmissio...

Страница 271: ...IOT MEAS i MEValuation RESult ACLR Enable CONFigure NIOT MEAS i MEValuation RESult PMONitor Enable CONFigure NIOT MEAS i MEValuation RESult PDYNamics Enable Enables or disables the evaluation of resul...

Страница 272: ...e NIOT MEAS i MEValuation SCOunt MODulation 278 CONFigure NIOT MEAS i MEValuation SCOunt SPECtrum SEMask 278 CONFigure NIOT MEAS i MEValuation SCOunt SPECtrum ACLR 278 CONFigure NIOT MEAS i MEValuatio...

Страница 273: ...Ndition StopCondition Qualifies whether the measurement is stopped after a failed limit check or continued SLFail means that the measurement is stopped and reaches the RDY state when one of the result...

Страница 274: ...NSLots NofSlots Configures the length of the captured sequence of slots Parameters NofSlots Range 1 to 256 RST 16 Example See Specifying Measurement Specific Settings Firmware Software V3 5 10 Manual...

Страница 275: ...2 Resource Unit Allocation on page 209 RST 1 Offset Offset of the first allocated subcarrier from the edge of the trans mission bandwidth For a subcarrier spacing of 3 75 kHz 15 kHz n equals 48 12 Ran...

Страница 276: ...NIOT MEAS i MEValuation PLCid PhsLayerCellID Specifies the physical layer cell ID For the combined signal path scenario use CONFigure NIOT SIGN i CELL PCID Parameters PhsLayerCellID Range 0 to 503 RS...

Страница 277: ...Software V3 5 10 Manual operation See Modulation Scheme Modulation on page 235 CONFigure NIOT MEAS i MEValuation MODulation EEPeriods NPUSch LEADing Leading Defines an exclusion period at the beginnin...

Страница 278: ...ST 20 slots Example See Specifying Measurement Specific Settings Firmware Software V3 5 10 Manual operation See Statistic Count on page 235 CONFigure NIOT MEAS i MEValuation SCOunt SPECtrum SEMask Sta...

Страница 279: ...ific Settings Firmware Software V3 5 10 Manual operation See Select ACLR ACLR Spectrum on page 236 CONFigure NIOT MEAS i MEValuation SCOunt POWer StatisticCount Specifies the statistic count of the me...

Страница 280: ...i MEValuation LIST SEGMent no ACLR 285 TRIGger NIOT MEAS i MEValuation LIST MODE 286 CONFigure NIOT MEAS i MEValuation LIST Enable Enables or disables the list mode Parameters Enable OFF ON OFF Disab...

Страница 281: ...st mode measurements with the R S CMWS Parameters ConnectorMode GLOBal LIST GLOBal The same input connector is used for all segments It is selected in the same way as without list mode for example via...

Страница 282: ...MEValuation LIST LRANge The supported frequency range depends on the instrument model and the available options The supported range can be smaller than stated here Refer to the preface of your model...

Страница 283: ...RU06 NRU08 NRU10 Number of resource units allocated for the NPUSCH RST NRU01 NofRepetitions NR1 NR2 NR4 NR8 NR16 NR32 NR64 NR128 NR256 NR512 NR1K NR2K Number of NPUSCH repetitions 1 2 4 512 1024 2048...

Страница 284: ...0 Segment number Parameters ModStatistics Statistical length in slots Range 1 to 1000 RST 20 ModEnable OFF ON Enables or disables the measurement of modulation results ON Modulation results are measur...

Страница 285: ...Defines settings for spectrum emission measurements in list mode for segment no Suffix no 1 2000 Segment number Parameters SEMstatistics Statistical length in slots Range 1 to 1000 RST 20 SEMenable O...

Страница 286: ...ion of adjacent GSM channels RST OFF Example See Specifying List Mode Settings Firmware Software V3 7 20 Options R S CMW KM012 TRIGger NIOT MEAS i MEValuation LIST MODE Mode Specifies the trigger mode...

Страница 287: ...n be set using TRIGger NIOT MEAS i MEValuation SOURce Return values Sourcelist Comma separated list of all supported values Each value is rep resented as a string Usage Query only Firmware Software V3...

Страница 288: ...cale i e relative to reference level minus external attenuation Example See Configuring the Trigger System Firmware Software V3 5 10 Manual operation See Trigger Threshold on page 237 TRIGger NIOT MEA...

Страница 289: ...5 10 Manual operation See Min Trigger Gap on page 238 3 5 3 6 Limits Modulation The following commands define limits for results which characterize the modulation accuracy CONFigure NIOT MEAS i MEValu...

Страница 290: ...eck ena bles the limit check using the previous default limit values Peak Range 0 to 100 RST 35 OFF Default unit Additional parameters OFF ON disables the limit check ena bles the limit check using th...

Страница 291: ...FreqErrEnable OFF ON OFF disables the limit check ON enables the limit check RST ON FreqErrLow Upper limit for frequencies up to 1 GHz Range 0 ppm to 1 ppm RST 0 2 ppm FreqErrHigh Upper limit for fre...

Страница 292: ...operation See I Q origin offset limit settings on page 240 CONFigure NIOT MEAS i MEValuation LIMit IBE Enable Minimum SCPower IQImage Defines parameters used for calculation of an upper limit for the...

Страница 293: ...9 2 dBc Default unit dBc Example See Specifying Limits Firmware Software V3 5 10 Manual operation See Inband emission limit settings on page 242 3 5 3 7 Limits Spectrum The following commands define...

Страница 294: ...ters OFF ON disables the limit check ena bles the limit check using the previous default limit values AbsoluteLevel Range 256 dBm to 256 dBm RST 50 dBm Default unit dBm Additional parameters OFF ON di...

Страница 295: ...ency of the area relative to the edges of the channel bandwidth Range 0 MHz to 1 9 MHz RST depends on the area number Default unit Hz PowerLevelStart Upper limit at the FrequencyStart Range 256 dBm to...

Страница 296: ...ent 297 FETCh NIOT MEAS i MEValuation EVMagnitude AVERage 297 FETCh NIOT MEAS i MEValuation EVMagnitude MAXimum 297 READ NIOT MEAS i MEValuation EVMagnitude CURRent 297 READ NIOT MEAS i MEValuation EV...

Страница 297: ...5 10 FETCh NIOT MEAS i MEValuation EVMagnitude PEAK CURRent FETCh NIOT MEAS i MEValuation EVMagnitude PEAK AVERage FETCh NIOT MEAS i MEValuation EVMagnitude PEAK MAXimum READ NIOT MEAS i MEValuation E...

Страница 298: ...IOT MEAS i MEValuation MERRor CURRent FETCh NIOT MEAS i MEValuation MERRor AVERage FETCh NIOT MEAS i MEValuation MERRor MAXimum READ NIOT MEAS i MEValuation MERRor CURRent READ NIOT MEAS i MEValuation...

Страница 299: ...ds return the inband emission trace results of the multi evalua tion measurement FETCh NIOT MEAS i MEValuation TRACe IEMissions 299 READ NIOT MEAS i MEValuation TRACe IEMissions 299 FETCh NIOT MEAS i...

Страница 300: ...rance Out of tolerance result i e percentage of measurement inter vals of the statistic count for modulation measurements exceed ing the specified inband emission limits Default unit Margin Default un...

Страница 301: ...tion SEMask EXTReme 302 FETCh NIOT MEAS i MEValuation SEMask MARGin ALL 303 FETCh NIOT MEAS i MEValuation SEMask MARGin CURRent NEGativ 304 FETCh NIOT MEAS i MEValuation SEMask MARGin CURRent POSitiv...

Страница 302: ...OfTolerance Out of tolerance result i e percentage of measurement inter vals of the statistic count for spectrum emission measurements exceeding the specified spectrum emission mask limits OBW Occupie...

Страница 303: ...tic count for spectrum emission measurements exceeding the specified spectrum emission mask limits Default unit MarginCurrNeg Comma separated list of 12 margin results For the current trace area 1 to...

Страница 304: ...NEGative and POSitive offset frequen cies Each command returns pairs of X and Y values of the margins for emission mask areas 1 to 12 Result array structure Reliability OutOfTolerance MarginX MarginY...

Страница 305: ...turn values Reliability Reliability Indicator UTRAneg Power in the adjacent UTRA channel with lower frequency Default unit dBm GSMneg Power in the adjacent GSM channel with lower frequency Default uni...

Страница 306: ...ng Measurements Usage Query only Firmware Software V3 5 10 3 5 3 15 I Q Constellation Results The following command returns the results in the I Q constellation diagram FETCh NIOT MEAS i MEValuation T...

Страница 307: ...e PDYNamics POST CURRent 308 FETCh NIOT MEAS i MEValuation TRACe PDYNamics POST AVERage 308 FETCh NIOT MEAS i MEValuation TRACe PDYNamics POST MAXimum 308 READ NIOT MEAS i MEValuation TRACe PDYNamics...

Страница 308: ...race structure depending on subcarrier spacing SC spacing Covered time Value spacing 3 75 kHz 2200 s to 2196 875 s 3 125 s 15 kHz 1100 s to 1098 4375 s 1 5625 s FETCh NIOT MEAS i MEValuation TRACe PDY...

Страница 309: ...n PDYNamics CURRent READ NIOT MEAS i MEValuation PDYNamics AVERage READ NIOT MEAS i MEValuation PDYNamics MINimum READ NIOT MEAS i MEValuation PDYNamics MAXimum READ NIOT MEAS i MEValuation PDYNamics...

Страница 310: ...Dulation AVERage FETCh NIOT MEAS i MEValuation MODulation CURRent FETCh NIOT MEAS i MEValuation MODulation AVERage FETCh NIOT MEAS i MEValuation MODulation SDEViation READ NIOT MEAS i MEValuation MODu...

Страница 311: ...t 16_MagErrDMRS Magnitude error DMRS value Default unit 17_PhErrorDMRS Phase error DMRS value Default unit deg 18_GainImbal Gain imbalance Default unit dB 19_QuadError Quadrature error Default unit de...

Страница 312: ...hErrorRMS Phase error RMS value Default unit deg 8_PhErrorPeak Phase error peak value Default unit deg 9_IQOffset I Q origin offset Default unit dBc 10_FreqError Carrier frequency error Default unit H...

Страница 313: ...segment FETCh NIOT MEAS i MEValuation LIST SRELiability 314 FETCh NIOT MEAS i MEValuation LIST SEGMent no ACLR CURRent 314 FETCh NIOT MEAS i MEValuation LIST SEGMent no ACLR AVERage 314 FETCh NIOT ME...

Страница 314: ...in all measured seg ments are valid A non zero value indicates that an error occurred in at least one of the measured segments If you get a non zero common reliability indicator you can use this comma...

Страница 315: ...Valuation LIST SEGMent no IEMission MARGin CURRent FETCh NIOT MEAS i MEValuation LIST SEGMent no IEMission MARGin AVERage FETCh NIOT MEAS i MEValuation LIST SEGMent no IEMission MARGin EXTReme FETCh N...

Страница 316: ...liability indicator for the segment StatistExpired Reached statistical length in slots OutOfTolerance Percentage of measured slots with failed limit check Default unit SCindex Subcarrier index Example...

Страница 317: ...or peak value Default unit deg 11_IQOffset I Q origin offset Default unit dBc 12_FreqError Carrier frequency error Default unit Hz 13_TimingError Transmit time error Default unit Ts 14_TXpower User eq...

Страница 318: ...e Default unit 6_EVMpeak Error vector magnitude peak value Default unit 7_MagErrorRMS Magnitude error RMS value Default unit 8_MagErrPeak Magnitude error peak value Default unit 9_PhErrorRMS Phase err...

Страница 319: ...t no SEMask CURRent FETCh NIOT MEAS i MEValuation LIST SEGMent no SEMask AVERage FETCh NIOT MEAS i MEValuation LIST SEGMent no SEMask SDEViation Return spectrum emission single value results for segme...

Страница 320: ...ximum total TX power Default unit dBm Example See Performing Single Shot Measurements Usage Query only Firmware Software V3 7 20 Options R S CMW KM012 FETCh NIOT MEAS i MEValuation LIST SEGMent no SEM...

Страница 321: ...ly Firmware Software V3 7 20 Options R S CMW KM012 FETCh NIOT MEAS i MEValuation LIST SEGMent no SEMask MARGin CURRent NEGativ FETCh NIOT MEAS i MEValuation LIST SEGMent no SEMask MARGin CURRent POSit...

Страница 322: ...e configured via com mands of the signaling application While the standalone SA scenario is active they are configured via measurement commands The following mapping tables provide an overview for gen...

Страница 323: ...luation MODulation MSCHeme CONFigure NIOT SIGN i CONNection RMC UL CONFigure NIOT SIGN i CONNection UDEFined UL SET setNr CONFigure NIOT SIGN i CONNection RMC FORMat CONFigure NIOT SIGN i CONNection U...

Страница 324: ...EAS i MEValuation MODulation EEPeriods NPUSch LAGGing 277 CONFigure NIOT MEAS i MEValuation MODulation EEPeriods NPUSch LEADing 277 CONFigure NIOT MEAS i MEValuation MODulation MSCHeme 277 CONFigure N...

Страница 325: ...sion MARGin CURRent SCINdex 316 FETCh NIOT MEAS i MEValuation LIST SEGMent no IEMission MARGin CURRent 315 FETCh NIOT MEAS i MEValuation LIST SEGMent no IEMission MARGin EXTReme SCINdex 316 FETCh NIOT...

Страница 326: ...i MEValuation STATe ALL 269 FETCh NIOT MEAS i MEValuation STATe 269 FETCh NIOT MEAS i MEValuation TRACe ACLR AVERage 305 FETCh NIOT MEAS i MEValuation TRACe ACLR CURRent 305 FETCh NIOT MEAS i MEValuat...

Страница 327: ...i MEValuation TRACe EVMSymbol AVERage 298 READ NIOT MEAS i MEValuation TRACe EVMSymbol CURRent 297 READ NIOT MEAS i MEValuation TRACe EVMSymbol MAXimum 298 READ NIOT MEAS i MEValuation TRACe IEMission...

Страница 328: ...scription The NB IoT NPRACH measurement captures an uplink UL NPRACH signal and pro vides TX measurement results for the random access preambles Only FDD signals can be measured Option R S CMW KM300 i...

Страница 329: ...terval one preamble They also provide a statistical evaluation for the already measured pre ambles e g average within measurement cycle extreme value since start of mea surement Examples for single pr...

Страница 330: ...rio Combined Signal Path on page 226 Most signal routing and analyzer settings are then configured by the signaling application The NPRACH mea surement displays the corresponding signaling settings in...

Страница 331: ...the EVM window size Differences between EVMh and EVMl arise for example due to the effects of time domain windowing of FIR pulse shaping FFT processing window Figure 4 2 Cyclic prefix EVM window sett...

Страница 332: ...92 Ts Symbol 8192 Ts Symbol 8192 Ts One preamble without repetitions PF0 5 6 ms PF1 6 4 ms Figure 4 3 Preamble structure in the time domain The frequency domain covers 180 kHz and is divided into 48 s...

Страница 333: ...tkey NPRACH Softkey The softkey shows the current measurement state Additional measurement substates can be retrieved via remote control Remote command INITiate NIOT MEAS i PRACh STOP NIOT MEAS i PRAC...

Страница 334: ...4 5 NPRACH result overview The results to be measured and displayed in the overview can be limited using the hot key Assign Views see Chapter 3 3 8 Additional Softkeys and Hotkeys on page 246 You can...

Страница 335: ...symbol For a description of the table rows see Chapter 4 3 2 6 View TX Measurement on page 339 For table columns and other elements refer to Chapter 4 3 2 9 Common View Ele ments on page 341 For quer...

Страница 336: ...h preamble either the result determined for low EVM window position or the result determined for high EVM window position is shown whichever is higher So for this diagram the setting EVM Window Positi...

Страница 337: ...ows the symbols as points in the I Q plane Figure 4 8 I Q constellation diagram An NPRACH preamble signal is not modulated So all 20 symbols are on a single point in the I Q plane It would be hard to...

Страница 338: ...subcarriers near the center of the bandwidth At the edge of the bandwidth the power is slightly lower than in the center The table below the diagram shows ON power and OFF power values According to 3...

Страница 339: ...ent etc FETCh NIOT MEAS i PRACh PDYNamics CURRent etc 4 3 2 6 View TX Measurement This single preamble view contains tables of statistical results for the NPRACH mea surement Figure 4 10 TX measuremen...

Страница 340: ...to Chapter 4 3 2 9 Common View Elements on page 341 For query of the table contents via remote control see Chapter 4 5 3 17 TX Mea surement Results Single Values on page 377 4 3 2 7 Selecting and Modi...

Страница 341: ...of the result obtained in the last measurement interval For some modulation results an RMS value and a peak value are available They are calcu lated as the average and peak of all samples in the meas...

Страница 342: ...ettings see Chapter 3 3 3 Signal Routing and Analyzer Set tings on page 226 4 3 4 Measurement Control Settings The Measurement Control parameters configure the scope of the NB IoT NPRACH measurement a...

Страница 343: ...nt None The measurement is performed according to its Repetition mode and Statistic Count irrespective of the limit check results On Limit Failure The measurement is stopped when one of the limits is...

Страница 344: ...1 See also Chapter 4 2 3 Defining the Scope of the Measurement on page 329 Remote command CONFigure NIOT MEAS i PRACh NOPReambles Period of Preambles Specifies the period expected between subsequent...

Страница 345: ...length as a function of the preamble format The R S CMW uses the Current value This value is linked to the value in the table corresponding to the current preamble format The window length defines the...

Страница 346: ...rce 346 Trigger Slope 347 Trigger Threshold 347 Trigger Timeout 347 Min Trigger Gap 347 Trigger Source Selects the source of the trigger event Only the measurement specific trigger sources are listed...

Страница 347: ...trigger events Remote command TRIGger NIOT MEAS i PRACh THReshold Trigger Timeout Sets a time after which an initiated measurement must have received a trigger event If no trigger event is received a...

Страница 348: ...ent limit settings and the related conformance test requirements Conformance requirements for NB IoT transmitter tests are specified in 3GPP TS 36 521 section 6 Transmitter Characteristics Transmit Mo...

Страница 349: ...trans mission transmit ON power without preamble transmission transmit OFF power and the power ramping in between The ON power is specified as the mean UE output power over the preamble more exactly o...

Страница 350: ...guration Access Config hotkey Generator Shortcut setting This section configures a shortcut softkey that provides a fast way to access the GPRF generator from the measurement The setting is a common m...

Страница 351: ...shot measurement and retrieve the results You can also start the measurement using INIT NIOT MEAS PRACh and retrieve the results using FETCh NIOT MEAS PRACh For synchronization and proper decoding so...

Страница 352: ...TOUT 3600 CONFigure NIOT MEAS PRACh NOPReambles 10 CONFigure NIOT MEAS PRACh POPReambles MS160 Specify EVM window length for all preamble formats Specify the EVM window position for traces CONFigure N...

Страница 353: ...rements FETCh NIOT MEAS PRACh MODulation SCSGroup FETCh NIOT MEAS PRACh MODulation SCSGroup PREamble3 FETCh NIOT MEAS PRACh MODulation SCSGroup PREamble4 Read other traces obtained in the last measure...

Страница 354: ...error trace return phase error trace without repeating the measurement Query the measurement state should be RDY INIT NIOT MEAS PRACh FETCh NIOT MEAS PRACh TRACe MERRor AVERage FETCh NIOT MEAS PRACh T...

Страница 355: ...s CALCulate returns one limit check result per FETCh result OK The FETCh result is located within the limits or no limit has been defined enabled for this result ULEU User limit exceeded upper An uppe...

Страница 356: ...Timeout The measurement has been stopped after the configured measurement timeout Measurement results can be available However at least a part of the measure ment provides only INValid results or has...

Страница 357: ...service The voice over IMS call was lost 23 Missing Option An action cannot be executed due to a missing option For GPRF generator The ARB file cannot be played due to a missing option 24 Invalid RF S...

Страница 358: ...nternal components Restart the instrument 53 Configuration Error The current DAU configuration is incomplete or wrong and could not be applied Check especially the IP address configuration 54 Filesyst...

Страница 359: ...der the following hints Firmware errors can often be repaired by restoring the factory default settings If a software package has not been properly installed this failure is often indi cated in the Se...

Страница 360: ...agnitude Error Results Traces 374 Phase Error Results Traces 375 EVM vs Preamble Results Traces 375 Power vs Preamble Results Traces 376 I Q Constellation Results Traces 376 Power Dynamics Results Tra...

Страница 361: ...urement state Return values MeasStatus OFF RUN RDY OFF measurement off no resources allocated no results RUN measurement running synchronization pending or adjus ted resources active or queued RDY mea...

Страница 362: ...sults and the displayed views CONFigure NIOT MEAS i PRACh RESult ALL 362 CONFigure NIOT MEAS i PRACh RESult EVMagnitude 363 CONFigure NIOT MEAS i PRACh RESult MERRor 363 CONFigure NIOT MEAS i PRACh RE...

Страница 363: ...EVMagnitude Enable CONFigure NIOT MEAS i PRACh RESult MERRor Enable CONFigure NIOT MEAS i PRACh RESult PERRor Enable CONFigure NIOT MEAS i PRACh RESult IQ Enable CONFigure NIOT MEAS i PRACh RESult PD...

Страница 364: ...out Defines a timeout for the measurement The timer is started when the measurement is initiated via a READ or INIT command It is not started if the measurement is initiated manually ON OFF key or RES...

Страница 365: ...hether the measurement is stopped after a failed limit check or continued SLFail means that the measurement is stopped and reaches the RDY state when one of the results exceeds the limits Parameters S...

Страница 366: ...nt Specific Settings Firmware Software V3 7 20 Manual operation See Number of Preambles on page 344 CONFigure NIOT MEAS i PRACh POPReambles PeriodPreamble Specifies the periodicity of preambles to be...

Страница 367: ...for all preamble formats Parameters LengthFormat0 Length for preamble format 0 Range 1 to 128 RST 110 LengthFormat1 Length for preamble format 1 Range 1 to 512 RST 494 Example See Specifying Measurem...

Страница 368: ...OPe 369 TRIGger NIOT MEAS i PRACh THReshold 369 TRIGger NIOT MEAS i PRACh TOUT 369 TRIGger NIOT MEAS i PRACh MGAP 370 TRIGger NIOT MEAS i PRACh CATalog SOURce Lists all trigger source values that can...

Страница 369: ...threshold for power trigger sources Parameters TrigThreshold Range 50 dB to 0 dB RST 20 dB Default unit dB full scale i e relative to reference level minus external attenuation Example See Configuring...

Страница 370: ...acy of the NPRACH signal CONFigure NIOT MEAS i PRACh LIMit EVMagnitude 370 CONFigure NIOT MEAS i PRACh LIMit MERRor 371 CONFigure NIOT MEAS i PRACh LIMit PERRor 371 CONFigure NIOT MEAS i PRACh LIMit F...

Страница 371: ...CONFigure NIOT MEAS i PRACh LIMit PERRor RMS Peak Defines symmetric limits for the RMS and peak values of the phase error The limit check fails if the absolute value of the measured phase error excee...

Страница 372: ...igure NIOT MEAS i PRACh LIMit PDYNamics Enable OnPowerUpper OnPowerLower OffPowerUpper Defines limits for the ON power and OFF power determined with the power dynamics measurement Parameters Enable OF...

Страница 373: ...rier number for the third symbol group SubCarr4 Subcarrier number for the fourth symbol group Example See Performing Single Shot Measurements Usage Query only Firmware Software V3 7 20 FETCh NIOT MEAS...

Страница 374: ...s one result per symbol Default unit Example See Performing Single Shot Measurements Usage Query only Firmware Software V3 7 20 4 5 3 11 Magnitude Error Results Traces The following commands return th...

Страница 375: ...be retrieved See also Chapter 4 3 2 2 Views EVM Magnitude Error Phase Error on page 334 Return values Reliability Reliability Indicator Results Comma separated list of 20 results one result per symbol...

Страница 376: ...2 power values for preamble 1 to 32 NCAP for not measured preambles Default unit dBm Example See Performing Single Shot Measurements Usage Query only Firmware Software V3 7 20 4 5 3 15 I Q Constellati...

Страница 377: ...value is at the start of the preamble 0 s Default unit dBm Example See Performing Single Shot Measurements Usage Query only Firmware Software V3 7 20 4 5 3 17 TX Measurement Results Single Values The...

Страница 378: ...fault unit 4_EVM_RMShigh EVM RMS value high EVM window position Default unit 5_EVMpeakLow EVM peak value low EVM window position Default unit 6_EVMpeakHigh EVM peak value high EVM window position Defa...

Страница 379: ...lt listed below Return values 1_Reliability Reliability Indicator 2_OutOfTol Out of tolerance result i e percentage of measurement inter vals of the statistic count for modulation measurements exceed...

Страница 380: ...Default unit dBm 19_PeakPowMin Minimum user equipment peak power Default unit dBm 20_PeakPowMax Maximum user equipment peak power Default unit dBm Example See Performing Single Shot Measurements Usag...

Страница 381: ...ault unit 9_MErrPeakLow Magnitude error peak value low EVM window position Default unit 10_MErrPeakHigh Magnitude error peak value high EVM window position Default unit 11_PErr_RMSlow Phase error RMS...

Страница 382: ...i PRACh PDYNamics MINimum READ NIOT MEAS i PRACh PDYNamics MAXimum READ NIOT MEAS i PRACh PDYNamics SDEViation Return the current average minimum maximum and standard deviation single value results of...

Страница 383: ...T MEAS i PRACh LIMit EVMagnitude 370 CONFigure NIOT MEAS i PRACh LIMit FERRor 371 CONFigure NIOT MEAS i PRACh LIMit MERRor 371 CONFigure NIOT MEAS i PRACh LIMit PDYNamics 372 CONFigure NIOT MEAS i PRA...

Страница 384: ...TRACe PDYNamics AVERage 377 FETCh NIOT MEAS i PRACh TRACe PDYNamics CURRent 377 FETCh NIOT MEAS i PRACh TRACe PDYNamics MAXimum 377 FETCh NIOT MEAS i PRACh TRACe PERRor AVERage 375 FETCh NIOT MEAS i...

Страница 385: ...AD NIOT MEAS i PRACh TRACe PERRor MAXimum 375 READ NIOT MEAS i PRACh TRACe PVPReamble 376 STOP NIOT MEAS i PRACh 360 TRIGger NIOT MEAS i PRACh CATalog SOURce 368 TRIGger NIOT MEAS i PRACh MGAP 370 TRI...

Страница 386: ...ignaling 74 Data sheet 10 Debug NB IoT signaling 88 Default IMSI NB IoT signaling 68 Default paging cycle NB IoT signaling 81 Delta seq shift NB IoT multi evaluation measurement 234 DL RMC NB IoT sign...

Страница 387: ...1 Limits 239 Measurement description 199 Programming 248 Results 212 NB IoT NPRACH measurement Command reference 354 GUI reference 333 Limits 348 Measurement description 328 Programming 350 Results 33...

Страница 388: ...rvice center time stamp NB IoT signaling 85 Signal to noise ratio NB IoT signaling 54 Signaling parameter NB IoT measurement 247 SMS file selection NB IoT signaling 86 87 Start seed NB IoT signaling 5...

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