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ZXC10 CBTS (V1.0)Technical Manual

Confidential and Proprietary Information of ZTE CORPORATION

International Standards Followed
by BTS

1.  3GPP2 C.S0002-A version 6.0 (IS-2000 Release A).
2.  3GPP2 A.S0001-A version 2.0 (3G-IOSv4.1).
3.  3GPP2 A.S0011-A v1.0 (3G-IOS v4.3).
4. ANSI J-STD-008, Personal Station-Base Station Compatibility

Requirement for 1.8 to 2.0 GHz Code Division Multiple Access (CDMA)

Personal Communications System, 1996.

5. TIA/EIA/TSB-74, Support for 14.4 Kbps Data Rate and PCS Interaction

for Wideband Spread Spectrum Cellular System, 1995.

6. TIA/EIA/IS-95-A, Mobile Station-Base Station Compatibility Standard

for Dual-Mode Wideband Spread Spectrum Cellular Systems.

7. TIA/EIA/IS-95, Mobile Station-Base Station Compatibility Standard for

Dual-Mode Wideband Spread Spectrum Cellular Systems.

8. TIA/EIA/IS-637 Short Message Services for Wideband Spread

Spectrum Cellular Systems, 1997.

9. TIA/EIA/IS-127, Enhanced Variable Rate Codec Speech Service Option

3 for Wideband Spread Spectrum Digital Systems, 1996.

10.

TIA/EIA/IS-658, Data Service Interworking Function Interface for

Wideband Spread Spectrum Systems.

11. CDG RF36, Markov Service Option for Wideband Spread Spectrum

Communications Sytems.

12. TIA/EIA/IS-725, Over-the-Air Service Provisioning of Mobile Stations in

Wideband Spread Spectrum Systems, 1997.

13. TIA/EIA/IS-728, Inter-System Link Protocol.
14. TIA/EIA/IS-733, High Rate Speech Service Option 17 for Wideband

Spread Spectrum Communication Systems.

15. TIA/EIA/IS-707, Data Service Options for Wideband Spread Spectrum

Systems, 1998.

16. TIA/EIA/IS-707-A-2 Data Service Options for Spread Spectrum

Systems Addendum 2, 2000.

17. ITU-T Q.714 Signaling connection control part (SCCP).
18. ITU-T Q.704 Signal link (MTP3).
19. ITU-T Q.703 Signal link (MTP2).
20.

3GPP2 C.S0024, cdma2000 High Rate Packet Data Air Interface

Specification

，

December 2001.

21.

3GPP2 A.S0007, 1xEV-DO Inter-Operability Specification (IOS) for

cdma2000 Access Network Interface, June 2001.

Содержание ZXC10 CBTS O1

Страница 1: ...tation Technical Manual Version 1 0 ZTE CORPORATION ZTE Plaza Keji Road South Hi Tech Industrial Park Nanshan District Shenzhen P R China 518057 Tel 86 755 26771900 800 9830 9830 Fax 86 755 26772236 URL http support zte com cn E mail doc zte com cn ...

Страница 2: ...s are disclaimed including without limitation any implied warranty of merchantability fitness for a particular purpose title or non infringement ZTE CORPORATION and its licensors shall not be liable for damages resulting from the use of or reliance on the information contained herein ZTE CORPORATION or its licensors may have current or pending intellectual property rights or applications covering ...

Страница 3: ...chnical Accuracy Content Good Fair Average Poor Bad N A Your suggestions for improvement of this documentation Please check the suggestions which you feel can improve this documentation Improve the overview introduction Make it more concise brief Improve the Contents Add more step by step procedures tutorials Improve the organization Add more troubleshooting information Include more figures Make i...

Страница 4: ...ergy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation For OUTDOOR use a PNALE Antenna with a maximum gain of 17dBi is authorized for use with this unit Outside antennas must be positioned to observe minimum separation of 3 0M 9 84 feet ...

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Страница 7: ...stem 14 System Features 16 Multiple Frequency Bands Supported 16 Large Capacity 16 Compactness 16 Technological Advantages 16 High Reliability 17 Flexible Networking 17 Smooth Expansion and Upgrade 17 Easy Operation and Maintenance 18 Functions 19 International Standards Followed by BTS 20 Chapter 2 22 BTS Hardware 22 Hardware Structure 23 BTS Physical Structure 23 Logical Structure 24 List of All...

Страница 8: ...iple 35 Hardware Configuration 35 Chapter 3 36 BTS Software 36 BTS Software Overview 37 CCM Software 39 CHM0 Software 40 CHM1 Software 41 RMM Software 42 TRX Software 43 Chapter 4 44 BTS Networking and Configuration 44 Networking through Abis Interface 45 BTS Networking 47 LS Mode 48 RS Mode 49 LEA Mode 49 LEB Mode 51 RE Mode 52 ME Mode 53 BTS Configuration 53 BDS Configuration 53 RFS Configuratio...

Страница 9: ...erformance Indices 58 Reliability 58 Interface 58 Capacity 58 Frequency Band 58 Specs of Bands 800 MHz 450 MHz and 850 MHz 58 Specs of 1 9 GHz and 2 1GHz 61 Clock 62 Noise 63 Appendix A 65 Abbreviations 65 Figures 71 Tables 73 ...

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Страница 11: ...of other relevant product literature and lay the foundation for system operation and maintenance The all IP base station mentioned in this manual refers to the base station of cdma2000 system In this book ZXC10 CBTS is briefed as BTS ZXC10 BSCB as BSC and ZXC10 BSSB as BSS How to Use This Manual This manual consists of five chapters Chapter 1 System Overview It describes the position and functions...

Страница 12: ...u have problems questions comments or suggestions regarding your product contact us by e mail at support zte com cn You can also call our customer support center at 86 755 26771900 and 86 800 9830 9830 Documentation Support ZTE welcomes your comments and suggestions on the quality and usefulness of this document For further questions comments or suggestions on the documentation you can contact us ...

Страница 13: ...Proprietary Information of ZTE CORPORATION 13 C h a p t e r 1 System Overview In this chapter you will learn about Position of BTS in the CDMA system Architecture functions and features of BTS Standards followed by BTS ...

Страница 14: ...bility An all IP network is made up of three parts MS Mobile Station RAN Radio Access Network and CN Core Network MS A mobile phone mobile station or mobile terminal RAN Located between MS and CN and connects these two parts It processes radio signals and consists of two parts BSCB PCF IWF combined as BSCB and BTS CN Provides authentication at the network side and interfaces with a public network ...

Страница 15: ...N 15 As seen from the diagram BTS is located between mobile stations MSs and the Base Station Controller BSC It encodes decodes modulates and demodulates CDMA signals performs up conversion and down conversion for subscriber data amplifies RF power and transmits receives radio signals ...

Страница 16: ...up to 8 carrier 3 sector or 4 carrier 6 sector configuration and another 8 carrier 3 sector or 4 carrier 6 sector configuration by connecting an RRFS One BDS supports at least 4 carrier 3 sector configuration CE resource of 4 carrier 3 sector for EV DO and 8 carrier 3 sector or 4 carrier 6 sector for 1X The large capacity advantage of BTS allows for less BTS needed for traffic hot areas and in tur...

Страница 17: ...tromagnetic Interference design The RRFS supports ring networking through fibres and link backup for switchover when necessary Link switchover is independent of board switchover to enhance transmission reliability The clock system is compatible with the GPS and GLONASS system All important boards are configured in 1 1 hot backup mode The GCM provides reliable clock for a short term and ensures the...

Страница 18: ... BTS to its BSC or to another BTS through the network management access of SDH The RRFS is also available with an orderwire interface for communicating with the BDS and BSC Provide online test and performance evaluation for the BTS through its BTM BTS Test Module Support local operation maintenance of BTS through its 10M Ethernet test port to control BDS and RFS test their functions and collect th...

Страница 19: ...terface In the forward link BTS first receives data from BSC through the Abis interface then encodes and modulates the data next converts baseband signals into radio frequency signals finally transmits them through a power amplifier the radio frequency front end RFE and an antenna In the reverse link BTS first receives weak radio signals through the antenna feeder and RFE The signals then undergo ...

Страница 20: ...ar Systems 1997 9 TIA EIA IS 127 Enhanced Variable Rate Codec Speech Service Option 3 for Wideband Spread Spectrum Digital Systems 1996 10 TIA EIA IS 658 Data Service Interworking Function Interface for Wideband Spread Spectrum Systems 11 CDG RF36 Markov Service Option for Wideband Spread Spectrum Communications Sytems 12 TIA EIA IS 725 Over the Air Service Provisioning of Mobile Stations in Wideb...

Страница 21: ...ormation of ZTE CORPORATION 21 22 3GPP2 C S0029 Test Application Specification TAS for High Rate Packet Data Air Interface July 2001 23 TIA EIA IS 97D Recommended Minimum Performance Standards for Base Stations Supporting Dual Mode Spread Spectrum Systems 2001 ...

Страница 22: ...ential and Proprietary Information of ZTE CORPORATION 22 C h a p t e r 2 BTS Hardware In this chapter you will learn about Hardware structure Composition of subsystems Features and functions of each subsystem ...

Страница 23: ... information on the boards please refer to ZXC10 CBTS V1 0 cdma2000 Compact Base Transceiver Station Hardware Manual BTS Physical Structure Fig 2 shows the physical structure of a BTS cabinet FI G 2 BTS PH Y S I C AL ST R U C T U R E C H M C H M C H M C H M T R X T R X T R X R M M R I M RPD S A M C C M C C M D S M G C M L P A P I M L P A L P A R F E R F E R F E B IM S N M B IM As the above figure ...

Страница 24: ...abinets can be combined for configuration higher than 12 carrier sectors For two combined cabinets one is the master one Master BDS MBDS and the other is the slave one Slave BDS SBDS MBDS and SBDS have the same structure and working principle but with different configurations 2 RFS RFS is further divided into two parts TRX and PA RFE amplifier RFE subsystem Its work includes some baseband processi...

Страница 25: ...B L E 2 BTS BO AR D S Abbreviations Full Name BDS CCM Communication Control Module DSM Data Service Module CHM Channel Processing Module RIM RF Interface Module GCM GPS Control Module SNM SDN Network Module SAM Site Alarm Module BIM BDS Interface Module RFS RMM RF Management Module TRX Transmitter and Receiver BTM BTS Test Module LPA Linear Power Amplifier PIM Power Amplifier Interface Module RFE ...

Страница 26: ...Diagram Fig 4 shows the working principle of BDS FI G 4 BDS SC H E M AT I C DI AG R AM IP SW IP C H M CCM C H M C H M 1 7 8 D S M BDS BSC FE TEST PORT STM 1 16X E1 D S M Media Stream Signaling Stream D S M S D H R I M 9 GE FE IP C H M SCM C H M C H M 7 8 D S M SBDS D S M IP HUB Media Stream Signaling Stream 1 R I M 9 16X E1 2 As seen from the diagram above the components of BDS are CHM performs CE...

Страница 27: ...nto media stream and control stream The media stream is switched on the media stream IP communication platform of CCM then goes to CHM gets encoded and modulated changed to forward baseband data stream Next it goes to RIM for summation and is finally sent to RFS The control stream is switched on the control stream IP communication platform of CCM Then it goes to CHM or CCM Reverse call processing ...

Страница 28: ...ity enhancing approach BDS Hardware Configuration The BDS shelf has 17 slots as shown below All boards given here are BDS boards FI G 5 BDS CO N F I G U R AT I O N 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 S A M C H M C H M C H M C C M C C M D S M R I M S N M G C M BDS C H M B I M Note There are two types of CHM boards CHM0 and CHM1 for 1X and EV DO services respectively As seen from the board lay...

Страница 29: ... more than 12 carrier sectors Fig 6 below shows a fully configured SBDS shelf FI G 6 SBDS CO N F I G U R AT I O N 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 S A M C H M C H M C H M S C M S C M R I M SBDS C H M B I M The SBDS has no GCM DSM and SNM boards while the MBDS does The CCM board in MBDS is changed to SCM in SBDS ...

Страница 30: ... board It also transmits CDMA signals after modulation and receives CDMA signals after demodulation It has other functions such as detection monitoring configuration control and cell breathing blossoming and wilting The whole RFS subsystem consists of the antenna feeder system outside BTS and the TRX HPA and RFE the parts that are involved in signal transmission and reception inside BTS A typical ...

Страница 31: ...X performs signal up and down frequency conversion RMM Connects RFS and BDS LPA performs signal power amplification on the forward link RFE performs low noise amplification being the interface between RFS and the antenna feeder BTM performs the radio test for the BTS PIM works as the interface of power amplifier RFS Working Principle Call processing flow in RFS is as follows In the forward link th...

Страница 32: ...DS provides clock signal for RIM RIM then provides RFS with the clock signal Technological Advantages of RFS LRFS and RRFS are both RFS but with different applications As one BTS may have no more than one LRFS it may connect to several RRFSs While LRFS is always set up in the same equipment room as the BDS RRFS can be placed miles away from the BDS in the cave subway or other irregular locations B...

Страница 33: ...CORPORATION 33 Hardware Configuration The RFS boards are located in both shelves of the BTS as shown below FI G 8 RFE CO N F I G U R AT I O N 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 RFS 4 1 R F E P I M L P A L P A L P A R F E B T M T R X T R X T R X R M M R F E 2 3 5 6 7 ...

Страница 34: ... 12 V 5 V 27 V 3 3 V and 2 5V PWS Schematic Diagram In the case the 220 V 110 V AC is available on site the PWS works in the way as shown below FI G 9 PWS SC H E M AT I C DI AG R AM APD 220V 110V AC In 48V DC Out P R M P R M P R M P R M P R M CCM RMM PMM Temperature Door P R M Components of PWS include PMM Power Monitor Module monitors the power system and reporting the status APD AC Power Distrib...

Страница 35: ... 5V for the RFS boards Hardware Configuration The primary power supply part of PWS is an optional configuration that can be detached from the BTS The RPD board is the secondary power supply part of PWS that is inseparable from the BTS This section covers the hardware configuration of the primary power supply only see the diagram below For configuration details of the secondary power supply please ...

Страница 36: ...nfidential and Proprietary Information of ZTE CORPORATION 36 C h a p t e r 3 BTS Software In this chapter you will learn about BTS software subsystems and functions Software of CCM CHM RMM and TRX boards ...

Страница 37: ...G 11 BTS SO F T W AR E ST R U C T U R E SCS OMC DBS SIG BRS SPS OSS CORE BSP Driver The BTS software is distributed in various boards and the OMC 1 SPS delivers cdma2000 1X EV DV services based on the air Um interface standard IS 2000 2 OMC provides interfaces to authorized administrators and upper NM system for the purpose of operation maintenance of the whole BTS 3 DBS provides centralized manag...

Страница 38: ... CORPORATION subscriber process The encapsulation layer provides the subscriber process with necessary primitive and function invoking interfaces 5 SCS performs monitoring startup and version downloading of the BTS software system It runs on the operating system and database subsystem ...

Страница 39: ...oice and data services of the BTS it is responsible for Implement centralized management on BTS data including physical configuration data and wireless data Communicate through the Ethernet and HDLC communication with the BSC and other boards of BTS Monitor BDS and RFS boards and report alarms Control power on and configuration of other BTS boards Support active standby changeover of CCM Support d...

Страница 40: ...ames and send them to CCM for switching Support the cdma2000 physical layer protocol IS 2000 2 RELASE A Support OTD Orthogonal Transmit Diversity and STS Support forward links including pilot channels such as F PICH F TDPICH F APICH and F ATDPICH control channels such as F SYNCH F PCH F BCH F QPCH F CPCCH F CACH and F CCCH and traffic channels such as F DCCH F FCH F SCH and F SCCH Support reverse ...

Страница 41: ...formation of ZTE CORPORATION 41 CHM1 Software Software CES HRPD runs on CHM1 to deliver EV DO service It is designed on the CSM5500 chip CHM HRPD runs under CES HRPD control and processes HRPD air interface control channel signaling and service data frames ...

Страница 42: ...FS boards Communicate with BDS boards and other RFS boards Support downloading and query of RFS boards software version and logic Support power on address acquisition and data configuration of RFS boards Manage RFS boards status Control the switchover of RFS fiber links Control TRX switchover Control PA switchover Support the diagnostic test for RFS boards ...

Страница 43: ... carrier technologies TRX software provides the following functions Query and report RSSI signal energy Attenuation and gain control in both forward and reverse links Configure RFS boards Monitor board status DSP configuration Auto scaling control Diagnostic test of TRX board Support cell blossom wilting and breathing Board backup control If BTM is configured it provides test signals for the trans...

Страница 44: ...Confidential and Proprietary Information of ZTE CORPORATION 44 C h a p t e r 4 BTS Networking and Configuration In this chapter you will learn about BTS networking modes BTS networking configuration ...

Страница 45: ...Fig 12 FI G 12 C D M A2000 BSS NE T W O R K I N G BSC BTS Macro BTS or Micro BTS or Compact BTS BTS BTS BTS BTS BTS BTS BTS Abis E1 or SDH Abis Star Abis Chain Abis Ring BSC connects with BTS macro or micro through the Abis interface to form various network shapes such as star chain and ring Star networking By star shaped networking it means that each BTS connects with BSC individually and directl...

Страница 46: ...a combined mode of ring star and chain as shown in Fig 13 FI G 13 BSS NE T W O R K I N G BSC BSC connects with BTS through E1 T1 SDH or Ethernet interface The Ethernet approach applies when BSC is near BTS and in this way the complex Abis link compression protocol is avoided the networking cost cut down and reliability enhanced ...

Страница 47: ...3 lists some commonly used BTS networking modes TAB L E 3 BTS NE T W O R K I N G MO D E S Mode Full Name Description LS Local Single Mode Support 4 carrier 3 sector 1X EV DO not support RRFS RS Remote Single Mode May work as the RRFS support 4 carrier 3 sector 1X DO LEA Local Extend Mode A RFS added in combined cabinet to support voice service 1X for configuration of 8 carrier 3 sector or 4 carrie...

Страница 48: ...ctors for 1X service With the 4 carrier 3 sector configuration in this mode 2 max 3 CHM0 can be used with 2 slots left idle to deliver pure 1X service or 4 CHM1 be used for pure EV DO service Fig 14 shows the slot diagram FI G 14 BTS BO AR D LAY O U T I N LS MO D E RPD R F E 1 R F E 1 R F E 1 L P A L P A L P A R I M 1 C H M 0 C H M 0 T R X R M M 2 C C M C C M B T M D S M T R X G C M S A M 0 S N M ...

Страница 49: ... R X T R X R M M 1 RPD S A M 0 L P A P I M 0 L P A L P A RFE 1 RFE 1 RFE 1 B T M B I M LEA Mode The LEA networking mode applies when the CBTS system is deployed with 4 carrier 3 sector to deliver pure 1X or 1X EV DO services however the local RFS has to be extended to fit in system configuration while the baseband resource is enough In the LEA mode two CBTS cabinets are combined with the additiona...

Страница 50: ...d and the cable that connects two cabinets Fig 16 shows the board layout in LEA mode FI G 16 LEA MO D E C H M 0 C H M 0 T R X T R X T R X R M M 0 R I M 0 RPD S A M 0 C C M C C M D S M G C M L P A P I M 0 L P A L P A S N M B T M T R X T R X T R X R M M 1 RPD S A M 1 L P A P I M 0 L P A L P A C H M 0 C H M 0 RFE 5 RFE 5 RFE 5 RFE 5 RFE 5 RFE 5 BASE RF optical fiber RF combined cabnet alternate cable...

Страница 51: ...er pure DO service or 4 carrier 3 sector for 1X DO There are two extension approaches for this mode carrier extension more than 4 carriers and sector extension more than 3 sectors The two extension modes differ in the RFE board and the cable that connects two cabinets Fig 17 shows the board layout in LEA mode FI G 17 LEB MO D E C H M 1 C H M 1 T R X T R X T R X R M M 2 R I M 1 RPD S A M 0 C C M C ...

Страница 52: ...FS needs to share the local surplus BDS resource For the BDS 4 CHM in a single BTS this mode provides a capacity of 12 carrier sectors to deliver pure EV DO service and 24 carrier sectors to deliver pure 1X service See below for the configuration FI G 18 RE MO D E C H M 0 C H M 0 T R X T R X T R X R M M 0 R I M 3 RPD S A M 0 C C M C C M D S M G C M S N M B T M C H M 0 C H M 0 RFE 1 RFE 1 RFE 1 P I...

Страница 53: ...RFS configured If the local master BTS is configured with more than 4 carrier 3 sector then the slave BTS should have RFS configured The redundant BDS resource can be shared with the remote RFS See below for the configuration FI G 19 ME MO D E BDS LRFS BDS LRFS RRFS RRFS RRFS RRFS RRFS M CBTS S CBTS BTS Configuration BDS Configuration A master BDS includes SAM GCM CHM RIM CCM DSM SNM BIM and RPD b...

Страница 54: ...rriers are enough for continuous coverage number of TRX LPA is the same as that of sectors If two 4 carriers are needed number of TRX LPA is twice that of sectors For example 3 TRX and 3 LPA for 1 carrier 3 sector 3 TRX and 3 LPA for 2 carrier continuous 3 sector 3 TRX and 3 LPA for 3 carrier continuous 3 sector 3 TRX and 3 LPA for 4 carrier continuous 3 sector TRX and 6 LPA for 8 carrier continuo...

Страница 55: ...nformation of ZTE CORPORATION 55 C h a p t e r 5 Technical Indices In this chapter you will learn about Environment indices of the BTS system Performance indices parameter requirements of the functional components of the BTS system ...

Страница 56: ...of the floor kg m2 377 Primary power supply input 150 V 300 V for 200 V AC or 90 V 138 V for 100 V AC Secondary power supply input 42 3 V 56 5 V if 48 V DC is used Power supply Power consumption Varies with the configuration refer to Table 5 1 2 Grounding Joint grounding resistance 1 Ω Temperature Long term 5 C 50 C Short term 20 C 60 C Humidity Long term 15 80 Short term 5 95 Cleanness Dust granu...

Страница 57: ...tor LPA 40 W 48 V Approx 2000 W Approx 2100 W 1 carrier 3 sector LPA 40 W 48 V Approx 2500 W Approx 2600 W 2 carrier 3 sector LPA 40 W 48 V Approx 2600 W Approx 2600 W 3 carrier 3 sector LPA 40 W 48 V Approx 2600 W Approx 2700 W 4 carrier 3 sector LPA 40 W 48 V Approx 2600 W Approx 2700 W 5 carrier 3 sector LPA 40 W 48 V Approx 4400 W Approx 4500 W 7 carrier 3 sector LPA 40 W 48 V Approx 4500 W Ap...

Страница 58: ...nfigured with 24 carrier sectors for 1X service or 12 carrier sectors for EV DO service RRFS networking star chain or ring shaped networking RRFS One BDS can work with at most 24 RRFS sites A single LRFS indoor can be configured with at most 24 carrier sectors Frequency Band The system supports five frequency bands as set forth in IS 97D CDMA BTS Minimum Performance Standard Band Class 0 800 MHz B...

Страница 59: ...output power 3 dB Inter modulation spurious response attenuation sensibility 800 MHz and 450 MHz 900kHz 1 7MHz and 900kHz 1 7MHz offset center freq if dual tone 72dB as opposed to CDMA signal level when FER 1 5 increase of MS output power 3 dB 850 MHz 1 25MHz 2 05MHz and 1 25MHz 2 05MHz offset center freq if dual tone 72dB as opposed to CDMA signal level when FER 1 5 increase of MS output power 3 ...

Страница 60: ...ower 4 dB rated power 2 dB refer to IS 97D for the definition and test of total power Waveform quality multi carrier ρ 0 97 Pilot time tolerance 3 us 1 us between every two CDMA channels of the same BTS If the outer system clock is interrupted the time difference between the BTS and CDMA should be kept no more than 10 us during 8 hours time Pilot channel and code division channel time tolerance 50...

Страница 61: ...tion sensibility 1 25 MHz 2 05 MHz and 1 25 MHz 2 05 MHz offset center freq if dual tone 70dB as opposed to CDMA signal level without interference FER 1 5 increase of MS output power 3 dB Rx conductive and emission spurious range 80 dBm in BTS Rx band 60 dBm in BTS Tx band 1 9 GHz 47 dBm RBW 30kHz and all other frequencies 2 1 GHz 57dBm RBW 100KHz 30MHz f 1GHz 47dBm RBW 1MHz 1GHz f 12 75GHz RF Rx ...

Страница 62: ...wo CDMA channels of the same BTS If the outer system clock is interrupted the time difference between the BTS and CDMA should be kept no more than 10 us during 8 hours time Pilot channel and code division channel time tolerance 50 ns in the same CDMA channel Pilot channel and code division phase tolerance 0 05 in radian in the same CDMA channel Pilot power Ratio of pilot power total power 0 5 dB o...

Страница 63: ...rovides reliable clock for a short term and ensures the locked status of clock during 72 hours after the GPS synchronous signal is lost 3 Clock System Performance The frequency difference is less than 0 05 ppm and phase difference less than 10 us Noise The ambient noise of BTS is no greater than 75dBA ...

Страница 64: ...ZXC10 CBTS V1 0 Technical Manual 64 Confidential and Proprietary Information of ZTE CORPORATION This page is intentionally blank ...

Страница 65: ...p Project 2 A AAA Authentication Authorization Accounting Abis Abis Interface the interface of BSC BTS AN Access network APD AC Power Distribution Module AUC Authentication Center A interface A Interface the interface of BSC MSC B BBDS Backplane of BDS B BDS Backplane of Baseband Digital Subsystem BBS BTS Baseband Subsystem BCS BTS Communication Subsystem BDM Baseband Digital Module BDS Baseband D...

Страница 66: ...Module CHM 1X Channel Processing Module for CDMA2000 CHM 95 Channel Processing Module for IS 95 CLK Clock CN Core Network CSM5000 Cell Site Modem ASIC 5000 CSM5500 Cell Site Modem ASIC 5500 CTDMA Code and Time Division Multiple Address D DBS Database Subsystem DS CDMA Direct Sequence Code Division Multiple Address DSM Data Service Module DUP Duplexer E EMC Electromagnetic Compatibility EMF Network...

Страница 67: ...cations 2000 IP Internet Protocol ISO International Standardization Organization ISP Internet Service Provider ITU International Telecommunications Union K kbps kilo bits per second L LPA Linear Power Amplifier M MSC Mobile Switching Center O OIM Optical Interface Module OMC Operation Maintenance Centre OMF Operation Maintenance Function OMI Operation Maintenance Interface OMM Operation Maintenanc...

Страница 68: ...r System Q QoS Quality of Service R RFS RFIM RIM RF Interface Module RMM RF Management Module RPD RFS Power Distribute RX Receiver RXB Receiver Board S SAM Site Alarm Module SDH Synchronous Digital Hierarchy SPS Signal Process Subsystem SS7 Signaling System No 7 STS T TCP Transmission Control Protocol TCP IP Transmission Control Protocol Internet Protocol TD CDMA Time Division Code Division Multip...

Страница 69: ...ss Gateway ZXC10 BDSB cdma2000 Baseband Digital System ZXC10 BSCB cdma2000 Base Station Controller ZXC10 BTSB cdma2000 Base Transceiver Station ZXC10 CBTS cdma2000 Compact Base Transceiver Station ZXC10 MBTS cdma2000 Micro Base Transceiver Station ZXC10 MGWB cdma2000 Media Gateway ZXC10 PBTS cdma2000 Pico Base Transceiver Station ZXC10 PWSB cdma2000 Power System ZXC10 RFSB cdma2000 Radio Frequency...

Страница 70: ......

Страница 71: ...g 5 BDS Configuration 28 Fig 6 SBDS Configuration 29 Fig 7 RFS Schematic Diagram 31 Fig 8 RFE Configuration 33 Fig 9 PWS Schematic Diagram 34 Fig 10 Primary Power Supply of PWS 35 Fig 11 BTS Software Structure 37 Fig 12 cdma2000 BSS Networking 45 Fig 13 BSS Networking 46 Fig 14 BTS Board Layout in LS Mode 48 Fig 15 RS Mode 49 Fig 16 LEA Mode 50 Fig 17 LEB Mode 51 Fig 18 RE Mode 52 Fig 19 ME Mode 5...

Страница 72: ...ZXC10 CBTS V1 0 Technical Manual 72 Confidential and Proprietary Information of ZTE CORPORATION This page is intentionally blank ...

Страница 73: ...TS Boards 25 Table 3 BTS Networking Modes 47 Table 4 Environment Indices 56 Table 5 BTS Power Consumption 57 Table 6 Receiver Index at 800 MHz 450 MHz and 850 MHz 58 Table 7 Transmitter Index at 800 MHz 450 MHz and 850 MHz 59 Table 8 Receiver Index at 1 9 GHz and 2 1GHz 61 Table 9 Transmitter Index at 1 9 GHz and 2 1GHz 61 ...

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