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Trying Out the Instrument

R&S

SMBV100B

Getting Started 1423.1049.02 ─ 02

Select "RF > On".

The instrument generates an EUTRA/LTE test signal with the selected chan-
nel bandwidth, frequency, and level.

With these first steps, you have gained an impression of the provided func-
tionality.
For a comprehensive description of the full range of capabilities, refer to the
user manual "EUTRA/LTE Digital Standard for R&S

SMBV100B".

Generating an EUTRA/LTE Signal

Содержание SMBV100B

Страница 1: ...R S SMBV100B Vector Signal Generator Getting Started Getting Started Version 02 1423104902 G a2...

Страница 2: ...Internet www rohde schwarz com Subject to change Data without tolerance limits is not binding R S is a registered trademark of Rohde Schwarz GmbH Co KG Trade names are trademarks of the owners 1423 10...

Страница 3: ...ic Safety Instructions and the product documentation in a safe place and pass them on to the subsequent users Riesgo de lesiones y da os en el instrumento El instrumento se debe usar de manera adecuad...

Страница 4: ...die Produktdokumentation gut auf und geben Sie diese an weitere Benutzer des Produkts weiter Risque de blessures et d endommagement de l appareil L appareil doit tre utilis conform ment aux prescript...

Страница 5: ...es and Open Source Acknowledgment OSA 11 2 8 Application Notes Application Cards White Papers etc 11 3 Preparing for Use 13 3 1 Putting into Operation 13 3 1 1 EMI Suppression 14 3 1 2 Unpacking and C...

Страница 6: ...tion Controls 32 Rotary Knob 32 Navigation Keys 32 Display Keys 33 4 1 3 Connectors 33 4 2 Rear Panel Tour 35 4 2 1 Connectors 36 5 Trying Out the Instrument 41 5 1 Generating an Unmodulated Carrier 4...

Страница 7: ...Analog Modulations RF Block 69 6 10 Applications Examples of the R S SMBV100B 69 7 Instrument Control 71 7 1 Possible Ways to Operate the Instrument 71 7 2 Means of Manual Interaction 72 7 3 Understan...

Страница 8: ...Contents R S SMBV100B 6 Getting Started 1423 1049 02 02...

Страница 9: ...cy in spectral and modulation measure ments Intuitive operation via touchscreen with block diagram as key element Graphical signal monitoring at practically every point in the signal flow SCPI macro r...

Страница 10: ...ns safety issues are grouped according to sub jects For example one subject is electrical safety The Basic Safety Instruc tions are delivered with the R S SMBV100B in different languages in print Thro...

Страница 11: ...livered with the instrument 2 2 User Manuals and Help Separate manuals for the base unit and the software options are provided for download Base unit manual Contains the description of all instrument...

Страница 12: ...Procedures Deals with security issues when working with the R S SMBV100B in secure areas It is available for download on the Internet 2 5 Basic Safety Instructions Contains safety instructions operat...

Страница 13: ...cribe the firmware installation The open source acknowledgment document provides verbatim license texts of the used open source software See www rohde schwarz com firmware smbv100b 2 8 Application Not...

Страница 14: ...Documentation Overview R S SMBV100B 12 Getting Started 1423 1049 02 02 Application Notes Application Cards White Papers etc...

Страница 15: ...tions provided in the data sheet to prevent personal injury or damage to the instrument Read and observe the basic safety instructions provided with the instrument in addition to the safety instructio...

Страница 16: ...ovided in the data sheet In particular ensure the following All fan openings are unobstructed and the airflow perforations are unim peded The minimum distance from the wall is 10 cm The instrument is...

Страница 17: ...EMC classification is not guaranteed if these front USB connectors are used Note the EMC classification in the data sheet 3 1 2 Unpacking and Checking the Instrument Unpack the R S SMBV100B carefully...

Страница 18: ...ing heavy instruments in the basic safety instructions provided with the instrument 3 1 3 Accessory List The instrument comes with the following accessories Power cable Getting Started printed manual...

Страница 19: ...psing feet can cause injury or damage the instrument Fold the feet completely in or out to ensure stability of the instrument Never shift the instrument when the feet are folded out When the feet are...

Страница 20: ...ments If you need to stack more than three instruments install them in a rack The overall load imposed on the lowest instrument must not exceed 500 N It is best if all instruments have the same dimens...

Страница 21: ...it is connected the instru ment automatically adjusts to the given voltage Refer to the data sheet for the requirements of voltage and frequency There is no need to set the voltage man ually or change...

Страница 22: ...n Standby key s LEDs Green the R S SMBV100B is running and ready for operation All modules are power supplied Orange the R S SMBV100B is in standby mode main AC power switch is in position I The stand...

Страница 23: ...power You can leave the AC power on permanently Switching off is required only if the instrument must be disconnected from all power supplies 3 1 7 Functional Check When the instrument is switched on...

Страница 24: ...text menu Preset of the settings belonging to a digital standard or associated with one dialog Most of the dialog boxes provide a special Set to Default function that resets the settings associated to...

Страница 25: ...ftware Options A list with hardware and firmware information is displayed 3 Check the availability of the hardware options as indicated in the delivery note For an overview of the available options re...

Страница 26: ...n Ethernet LAN local area network Provided the appropriate rights have been assigned by the network administrator the interface can be used for exam ple To transfer data between a controller and the i...

Страница 27: ...Address in the R S SMBV100B user manual for information on how to assign the address manually To set up a network LAN connection Risk of network failure Consult your network administrator before perfo...

Страница 28: ...or quality or failures in the auto negotiation process can cause network connection failures If the network connection to the instrument fails check the network infra structure and contact your networ...

Страница 29: ...f the R S SMBV100B On the rear panel you find all further connec tors of the unit see Chapter 4 2 Rear Panel Tour on page 35 The user inter face can be displayed on a remote PC station used to manuall...

Страница 30: ...ly reconfigure the signal flow The screen is touch sensitive offering an alternative means of user interaction for quick and easy handling of the instrument Figure 4 2 Touchscreen elements 1 Status ba...

Страница 31: ...touch the screen with ball point pens or other sharp objects use your fingers instead As an alternative you can use a stylus pen with a smooth soft tip Never apply excessive force to the screen Touch...

Страница 32: ...tandby state the LED is orange The standby power mode keeps the power switch circuits and the oven controlled crystal oscillator OCXO active In this state it is safe to switch off the AC power and dis...

Страница 33: ...ys Enter numbers and special characters in edit dialog boxes Decimal point Inserts a decimal point at the cursor position Sign key Changes the sign of a numeric parameter In the case of an alphanumeri...

Страница 34: ...fault unit key In a dialog box selects the default or focused element Calls the next dialog level Confirms and closes open input windows Backspace key Delets the character to the left of the cursor in...

Страница 35: ...or dialog boxes with horizontal scrollbar move the scrollbar Display Keys The display keys arrange different windows on the display Table 4 6 Display keys Display key Assigned functions Next window T...

Страница 36: ...4 7 lists the signals assigned to the User x connectors in the default instrument state Table 4 7 Default configuration of the User x connectors User connector Direction Default assigned signal 1 Out...

Страница 37: ...2 Rear Panel Tour This section provides an overview of the connectors on the rear panel of the instrument For technical data of the connectors refer to the data sheet Figure 4 3 Rear panel 1 Serial nu...

Страница 38: ...d signal 3 Input Global Trigger 4 Input Global Next Segment 5 Output Baseband Sync Out A dedicated LED indicates the connector status Green an input connector Yellow an output connector No light the c...

Страница 39: ...t of the HS Dig I Q connec tor See also Digital Baseband Input Settings in the user manual Adv Data Ctrl Interface for exchanging of external data and control signals LO In LO Out Option R S SMBVB K90...

Страница 40: ...l times valid level and frequency for all analog modulations Inst Trig Input for external trigger of sweeps and list mode IEC 625 IEEE 488 GPIB bus interface for remote control of the instrument The I...

Страница 41: ...s on page 23 LAN The LAN interface can be used to connect the R S SMBV100B to a local network for remote control remote operation and data transfer AC supply and power switch The AC power supply conne...

Страница 42: ...Instrument Tour R S SMBV100B 40 Getting Started 1423 1049 02 02 Rear Panel Tour...

Страница 43: ...trument equipped with additional options and or external signals Each task description lists its prerequisites The screenshots in this description show a fully equipped instrument Con sider that the b...

Страница 44: ...the frequency a On the Status Bar tap the Frequency field b On the on screen keypad enter 1 955 and press the GHz key The on screen keypad closes and the frequency value is displayed 3 On the Status...

Страница 45: ...Hz signal is output at the RF connector at the front panel of the R S SMBV100B Connect RF of the R S SMBV100B to a signal analyzer for example R S FSW to display the generated signal Figure 5 2 Simpli...

Страница 46: ...custom digital modulation R S SMBVB K520 Option frequency R S SMBVB B103 The initial situation is not the instrument s preset state but rather the configuration described in Chapter 5 1 Generating an...

Страница 47: ...tab and observe the used Modulation Type Figure 5 3 Display of the used modulation type The instrument activates automatically I Q Mod uses the internal trigger and clock signals and generates a WCDM...

Страница 48: ...r more devices provide them with a common reference frequency Some test setups require control of the signal generation start and an exact generation start time determined by a defined trig ger event...

Страница 49: ...e instrument and the external trigger source See To connect the instrument and the external trigger source on page 51 To verify the current connector configuration The R S SMBV100B is equipped with mu...

Страница 50: ...rigger and clock signals and the default map ping of the marker signals to the connectors 2 To access the related connector settings perform one of the following Select Global Connector Settings Tap t...

Страница 51: ...follows Marker 1 2 are output at the User 1 2 connectors The User 3 connector is an input for the Global Trigger signal Find the physical location of each connector Use the built in Trigger Marker Cl...

Страница 52: ...select Direction Input and Signal Global Trigger The instrument expects an external global trigger event In the current config uration the Global Trigger signal has to be supplied at the input connec...

Страница 53: ...ciple particular test setups do not require all connections at the same time The Figure 5 6 depicts the location of the connectors and explains the con nection as principle In practice you would rathe...

Страница 54: ...d signal The R S SMBV100B provides several reg ular marker signals and marker signals specific to the firmware option With suita ble marker settings for instance you can mark slot or frame boundaries...

Страница 55: ...ctra of the configured signals before you enable the RF output of the instrument The R S SMBV100B provides a build in function to represent the generated sig nal on a graphical signal display We demon...

Страница 56: ...iguration Graphics b On the Taskbar tap the wave icon The Graphics Configuration dialog opens To visualize the signal 1 In the Graphics Configuration dialog select Mode Constellation 2 Select Source B...

Страница 57: ...or example between two signals In principle the zoom in function works like the two finger pinching for magni fying images on your cellphone 6 In the Constellation Diagram dialog select Configure to r...

Страница 58: ...ent settings to a file To save the instrument settings to a file We assume a test configuration as described in Chapter 5 4 Enabling and Con figuring a Marker Signal on page 52 1 Press the Save Rcl ke...

Страница 59: ...s You can restore the settings to the instrument at any time using the settings file 1 Press the Preset button to restore the default instrument settings so you can check that the saved user settings...

Страница 60: ...isplay all parameters with values different to their preset val ues When you load a file to your instrument and do not have enough informa tion on the changed settings visualize all parameters that ha...

Страница 61: ...he R S SMBV100B is the generation of digital sig nals in accordance with several telecommunication and wireless standards like WCDMA EUTRA LTE or WLAN to name a few This example uses the digital stand...

Страница 62: ...by the firmware option The example aims rather to help you get familiar with the settings and configuration principle common for the digital standards We use one of the provided EUTRA test models E TM...

Страница 63: ...a repeating dialog structure that comprises the tabs General Trigger In Marker and Clock See also Chapter 7 3 4 Additional Dis play Characteristics on page 76 Tip To display the dialog in its maximal...

Страница 64: ...oses automatically and the user interface confirms the name of the selected file 5 In the EUTRA LTE General tab select State On Close the dialog 6 On the Status Bar tap the Frequency and Level fields...

Страница 65: ...TE test signal with the selected chan nel bandwidth frequency and level With these first steps you have gained an impression of the provided func tionality For a comprehensive description of the full...

Страница 66: ...Trying Out the Instrument R S SMBV100B 64 Getting Started 1423 1049 02 02 Generating an EUTRA LTE Signal...

Страница 67: ...cs The baseband section of the R S SMBV100B is fully digital It contains the hardware for generating and processing I Q signals in realtime or generating signals with an arbitrary waveform generator 6...

Страница 68: ...he cross reference between the installed options and the displayed set tings The Table 6 1 is an excerpt of the available options and lists only the options required to display a functional block in t...

Страница 69: ...waveform generator ARB The available digital standards Generation of digital signals in accordance with the supported standards requires additional software options For example option R S SMBVB K55 ge...

Страница 70: ...uments equipped with the option R S SMBVB K62 This block controls the additional white Gaussian noise gener ator AWGN An additive white noise is required for measurements of mobile radio base stations...

Страница 71: ...equency local oscillator user correction etc The analog modulations The list and sweep modes 6 10 Applications Examples of the R S SMBV100B The R S SMBV100B can be optimally adapted to the requirement...

Страница 72: ...System Overview R S SMBV100B 70 Getting Started 1423 1049 02 02 Applications Examples of the R S SMBV100B...

Страница 73: ...and rotary knob or an optional mouse and or keyboard The following description shows how to operate the instrument manually Remote control Create programs to automatize repeating settings tests and me...

Страница 74: ...t or a table Spread or pinch two fingers zoom out zoom in Increases or decreases the size of an area in a graphical display as it works on your cell phone Function keys and rotary knob The front panel...

Страница 75: ...operation areas Figure 7 1 Block diagram 1 Status bar frequency and level display 2 Block diagram 3 Taskbar softkey bar Status Bar 73 Block Diagram 74 Taskbar 75 Additional Display Characteristics 76...

Страница 76: ...d names are touch sensitive By touching them you can execute a setting or access the dialog or menu 7 3 2 Block Diagram The block diagram shows the current configuration and the signal flow in the gen...

Страница 77: ...icated control block is displayed for each baseband 3a and RF block 3b 4 6 Signal lines digital ana log Show the currently configured signal flow Thick lines represent the digital I Q streams see 4 in...

Страница 78: ...ows the current remote control status 3 Graphics Shows that a signal is represented graphically 4 Dialogs Shows a dialog as a thumbnail the dialog name and the name of signal channel 5 Diagram More Th...

Страница 79: ...ab label expresses the content and can also contain status indicators or the set value of a key parameter Scroll bar handle An arrow icon that appears when you touch a scroll bar helps you to scroll i...

Страница 80: ...from computers or devices with touchscreen Perform one of the following actions Tap the Close icon in the upper right corner Press the Esc key on the front panel Drag and drop a minimized dialog from...

Страница 81: ...reen the front panel or an external keyboard Correcting an entry 1 Using the arrow keys move the cursor to the right of the entry you want to delete 2 Press the Backspace key 3 Deletes the entry to th...

Страница 82: ...ts the editing line to confirm the entry If you edit numeric data in tables the entry field must be in edit mode Press Enter or the rotary knob to activate the edit mode 7 5 2 Entering Alphanumeric Pa...

Страница 83: ...a help topic perform one of the following a Tap and hold the parameter for which you need information and tap Help in the context menu b Tap the parameter and press the Help key The Help dialog opens...

Страница 84: ...the previous page select Back This function scrolls back all steps you have performed before 5 Use the scroll bars to shift the visible section of content shown 6 To maximize the Topics area tap the...

Страница 85: ...remote computer through a LAN connection While the instrument is in operation the instrument screen contents are displayed on the remote com puter and VNC provides access to all applications files and...

Страница 86: ...Instrument Control R S SMBV100B 84 Getting Started 1423 1049 02 02 Remote Operation over VNC...

Страница 87: ...7 LO Out 37 Mod Ext 38 Pulse Ext 38 Pulse Video 38 Q 36 37 Q Bar 36 Ref In 37 Ref Out 37 RF 34 Sensor 34 Signal Valid 38 Single ended output 36 USB 33 39 USB In 39 User 34 USER 36 Connectors 35 Contex...

Страница 88: ...Preset 30 Resize window 33 RF on off 30 Right 33 Save Rcl 30 Setup 30 Up 33 Keyboard On screen 79 Usage 72 Keypad On screen 79 Overview 31 L LAN configuration 24 LAN connection Not working 26 Loading...

Страница 89: ...38 Non Volatile Memory 38 Reset instrument settings 22 Rotary knob 32 S Safety instructions 10 Saving Trying out 56 Serial number 35 Service manual 10 Shutting down 21 Softkey bar see Taskbar 75 Softw...

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