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Summary of Contents for Zte ZXSDR BS8800
- Page 1 ZXSDR BS8800 CDMA Indoor Basestation-8800 Technical Manual ZTE CORPORATION ZTE Plaza, Keji Road South, Hi-Tech Industrial Park, Nanshan District, Shenzhen, P. R. China 518057 Tel: (86) 755 26771900 Fax: (86) 755 26770801 URL: http://ensupport.zte.com.cn E-mail: support@zte.com.cn...
- Page 2 The contents of this document are protected by copyright laws and international treaties. Any reproduction or distribution of this document or any portion of this document, in any form by any means, without the prior written consent of ZTE CORPO- RATION is prohibited.
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Page 3: Table Of Contents
Contents Preface ............... i Product Overview ..........1 Position in the Network............ 1 Product Appearance ............2 Product Functions ............3 Product Services............. 5 Product Features ............5 External Interfaces ............6 Application Scenarios .............10 Product Reliability ............10 Standard Compliance .............12 Working Principle .......... - Page 4 RF Indices ..............36 Interfaces and Protocols ........ 41 Network Reference Model ..........41 Um Interface ..............42 Abis Interface ...............47 Common Public Radio Interface (CPRI) ......48 Figures ............51 Tables ............. 53 List of Glossary..........55...
- Page 5 Preface This manual provides the product overview of ZXSDR BS8800 Purpose , which will help readers to know its functions, features, protocol interfaces, working principles, technical indices and standard compliance. This document is intended for engineers and technicians who per-...
- Page 6 ZXSDR BS8800 Technical Manual This page is intentionally blank. Confidential and Proprietary Information of ZTE CORPORATION...
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Page 7: Position In The Network
External Interfaces ............. 6 Application Scenarios ............10 Product Reliability ..............10 Standard Compliance ............12 Position in the Network Figure 1 illustrates the position of ZXSDR BS8800 in a typical CDMA mobile communication network. 1 ZXSDR BS8800 P CDMA N IGURE OSITION IN... -
Page 8: Product Appearance
BTS: � Communication with MS through Um interface � Communication with BSC through Abis interface � Control over radio channels Product Appearance Figure 2 shows the appearance of ZXSDR BS8800 . Confidential and Proprietary Information of ZTE CORPORATION... -
Page 9: Product Functions
UPPLY Note: Figure 2 shows the appearance of the ZXSDR BS8800 adopt- ing —48V DC power supply. The ZXSDR BS8800 adopting +24V DC power supply contains an extra 1–U PSU subrack and a different power distribution subrack. Its appearance diagram is omitted here. - Page 10 Provides outgoing RS232/RS485 monitor communication ment interface Monitor- Supports over/under voltage alarm of input power supply Supports cabinet door open inhibition, temperature and flooding alarms Supports equipment entrance inhibition, humidity, temperature, infrared and smog alarms Confidential and Proprietary Information of ZTE CORPORATION...
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Page 11: Product Services
Supports remote resetting and power-off of service boards Supports against-wall installation and front maintenance Provides integrated alarm detection and report mechanism Product Services Table 3 lists the services provided by ZXSDR BS8800 . 3 ZXSDR BS8800 P ABLE RODUCT ERVICES... -
Page 12: External Interfaces
RF subrack external interfaces on the RSU panel. RF Subrack External Interfaces 3 RF S IGURE UBRACK XTERNAL NTERFACES ANT2(RX) ANT1(TX/RX) RXout AISG TX1 RX1 POWER TX2 RX2 10. RXin Table 4 lists the description of RF subrack external interfaces. Confidential and Proprietary Information of ZTE CORPORATION... -
Page 13: Figure 4 Fan Subrack External Interfaces
Figure 4 shows the external interfaces on the fan subrack panel. Fan Subrack External Interfaces IGURE UBRACK XTERNAL NTERFACES POWER Table 5 lists the description of fan subrack external interfaces. Confidential and Proprietary Information of ZTE CORPORATION... -
Page 14: Figure 5 -48V Power Distribution Subrack External Interfaces
+24V Power Distribution power distribution subrack. Subrack External Interfaces 6 +24V P IGURE OWER ISTRIBUTION UBRACK XTERNAL NTERFACES 24V_1/2 24VRTN_1/2 Table 7 describes the external interfaces of the +24V power dis- tribution subrack. Confidential and Proprietary Information of ZTE CORPORATION... -
Page 15: Figure 7 Psu Subrack External Interfaces
PSU subrack fan monitoring interface Figure 8 shows the external interfaces on the baseband subrack Baseband Subrack External panel. Interfaces IGURE ASEBAND UBRACK XTERNAL NTERFACES -48V -48V RTN MON/Abis TX0~5 RX0~5 ETH1 ETH0 TX RX Confidential and Proprietary Information of ZTE CORPORATION... -
Page 16: Application Scenarios
ZXSDR BS8800 is applicable for the equipment room with less space available. ZXSDR BS8800 is low in cost and high in capacity and expan- sibility. It integrates built-in transmission equipment and supports IP over Ethernet and IP over TDM transmission. - Page 17 Checks the consistency of NE and OMC data via overall con- � figuration, data uploading and data increment synchroniza- tion. Master slave hot backup to keep consistent data via overall � data synchronization and increment synchronization. Confidential and Proprietary Information of ZTE CORPORATION...
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Page 18: Standard Compliance
Base Stations Supporting Dual-Mode Wideband Spread Spectrum Cellular Mobile Stations1996 � TIA/EIA/IS-99 Data Services Option Standard for Wideband Spread Spectrum Digital Cellular System1995 � TIA/EIA/TSB-58 Administration Parameter Value Assignments for TIA/EIA Wideband Spread Spectrum Standards1995 Confidential and Proprietary Information of ZTE CORPORATION... - Page 19 ITU-T Q.822 Stage 1 Stage 2 and Stage 3 Description for the Q3 Interface – Performance Management1994 � ITU-T X.700Management Framework for Open Systems Inter- connection (OSI) for CCITT Application1992 � ITU-T X.710Common Management Information Service Defini- tion for CCITT Applications 1991 Confidential and Proprietary Information of ZTE CORPORATION...
- Page 20 – System Management Summarization Function1992 � ITU-T X.739 Information Technology – Open Systems In- terconnection – System Management Metric Objects and Attributes 1992 � ITU-T X701Information Technology – Open Systems Intercon- nection – Systems Management Overview1992 Confidential and Proprietary Information of ZTE CORPORATION...
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Page 21: System Architecture
It adopts SDR platform and has the capability of mak- ing smooth evolution to a future LTE network. ZXSDR BS8800 is an indoor macro BTS. It consists of two parts: baseband part (BBU) and RF part (RSU). For the conve- nience... -
Page 22: Signal Flow
BBU to process. Signal Flow Service Signal Flow Figure 10 shows the service signal flow of ZXSDR BS8800 . 10 S IGURE ERVICE IGNAL Confidential and Proprietary Information of ZTE CORPORATION... - Page 23 CC through GE . iv. After processing of Abis interface IP transmission protocol in CC, the reverse service signal is sent to BSC via E1/T1 /GE Abis interface. Confidential and Proprietary Information of ZTE CORPORATION...
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Page 24: Figure 11 Control Signal Flow
SA board. If it is of GE/FE access, the Abis interface is connected directly to CC. Control Signal Flow is the main control function board of ZXSDR BS8800 distribute control signals into other boards.Figure 11 shows the control signal flow. -
Page 25: Power Distribution
CC front panel. Its selection depends on the specific ap- plications. Power Distribution ZXSDR BS8800 supports -48V/+24V power supply. This sec- tion describes -48V and +24V power distribution principles. With the adoption of -48V DC power supply, the —48V power dis-... -
Page 26: Figure 13 -48V Power Distribution
The PSU subrack converts +24V DC into —48V DC to provide for BBU. The PDM provides 8 circuit breakers to control power-on and power-off of the BBU, fan subrack and every RSU. Figure 14 illustrates +24V power distribution principle. Confidential and Proprietary Information of ZTE CORPORATION... -
Page 27: Ventilation And Heat-Dissipation Principles
Fan subrack +24V power distribution subrack Baseband subrack Ventilation and Heat-dissipation Principles The overall heat-dissipation of ZXSDR BS8800 baseband subrack and RF subrack is completed through the fan subrack, air guide panel and the fan unit of BBU. Figure 15 shows the overall ventilation of ZXSDR BS8800 . -
Page 28: Figure 15 Ventilation And Heat-Dissipation Principles
BBU from right led by the fan unit, and finally comes out from the back door after it gets through the BBU board to the left. Confidential and Proprietary Information of ZTE CORPORATION... - Page 29 Chapter 2 Working Principle On account of the cross air channels of RF subrack and baseband subrack in ZXSDR BS8800 , a partition board is placed in the air guide panel (2U) to make separation. Confidential and Proprietary Information of ZTE CORPORATION...
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Page 31: Abis Interface Networking
Baseband-RF Interface Networking ........26 Cabinet Configuration............27 Board Configuration ............30 Abis Interface Networking Abis interface is to connect and the of ZXSDR BS8800 (ZXSDR BS8800 baseband part). Physically, E1/T1 and GE/FE connections are available.Figure 16 shows the Abis interface networking. 16 A IGURE... -
Page 32: Baseband-Rf Interface Networking
ZXSDR BS8800 via GE/FE Ethernet interface. BSC connects to ZXSDR BS8800 directly through net- work � cable. BSC connects to ZXSDR BS8800 through a Hub or a � Switch. BSC connects to one ZXSDR BS8800 or more through a �... -
Page 33: Cabinet Configuration
ONFIGURATION RF subrack Cable tray – 48V power distribution subrack Fan subrack Air guide panel (2U) Lightning subrack Air guide panel (1U) Baseband subrack 1 Air guide panel (1U) 10. Baseband subrack 2 Confidential and Proprietary Information of ZTE CORPORATION... -
Page 34: Figure 19 Cabinet Configuration (+24V)
Air guide panel (1U) +24V power distribution subrack Baseband subrack Fan subrack Air guide panel (1U) Air guide panel (2U) 10. Air guide panel (2U) Table 10 lists the description of ZXSDR BS8800 cabinet con- figuration. 10 C ABLE ABINET ONFIGURATION ESCRIPTION Name... - Page 35 RF subrack and baseband subrack. Lightning Optional Protects Subrack baseband from lightning. It is unnecessary for indoor application and only a blank panel or an air guide panel is equipped. Confidential and Proprietary Information of ZTE CORPORATION...
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Page 36: Board Configuration
BBU is configured. Board Configuration ZXSDR BS8800 consists of baseband subrack and RF sub- rack. Baseband subrack is equipped with CC, CH, FS, SA, PM and FA boards while RF subrack with RSUs. Table 11 lists the descrip- tion of ZXSDR BS8800 board configuration. - Page 37 Compulsory 1, 2 At least one PM is configured. Two PM boards can be configured for load sharing. Compulsory It is configured according to carrier number, sector number and baseband capacity. Confidential and Proprietary Information of ZTE CORPORATION...
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Page 39: Figure 20 Zxsdr Bs8800 Omc Mode
ZXSDR BS8800 can receive its operation and maintenance management from NetNumen™ M3 (ZXC10 BSSB) network man- agement system developed by ZTE Corporation. Figure 20 shows the details. 20 ZXSDR BS8800 OMC M IGURE Confidential and Proprietary Information of ZTE CORPORATION... -
Page 40: Figure 21 Zxsdr Bs8800 Lmt Mode
LMT (Local Mainte- nance Terminal), as is shown in Figure 21 ZXSDR BS8800 LMT M IGURE LMT completes operations such as scaling, power query and power adjustment of ZXSDR BS8800 . Confidential and Proprietary Information of ZTE CORPORATION... -
Page 41: Technical Indices
5% RH ~ 95% RH Grounding < 5 Performance Indices A single ZXSDR BS8800 BBU boasts its baseband capac- Capacity Indices ity of 36 carrier sectors. A single RSU supports a top RF output of 60 W. A single RSU supports 4 carriers and 1 sector. -
Page 42: Rf Indices
< 0.05 ppm Difference Phase Difference < 10 RF Indices ZXSDR BS8800 works in the 800 MHz (Band Class 0) and AWS bands. Table 14 describes the ZXSDR BS8800 800 MHz (Band Class 0) RF Indices. 14 ZXSDR BS8800 800 MH... - Page 43 -60 dBm Emissions Other frequency bands: -47 dBm, RBW: 30kHz < 1.50 Standing Wave Ratio Table 15 describes the ZXSDR BS8800 AWS band RF Indices. 15 AWS B RF I ABLE NDICES Item Index Working Frequency Band Confidential and Proprietary Information of ZTE CORPORATION...
- Page 44 < 0.05 radian in one CDMA chan- Code Channel Phase Tolerance Pilot Power ratio pilot power total power should be in the range of configured value ±0.5 Output Power Up to 80 W Confidential and Proprietary Information of ZTE CORPORATION...
- Page 45 Requirements on Within the BTS receive frequency Receiver band: -80 dBm Conducted and Within the BTS transmit frequency Radiated Spurious band: -60 dBm Emissions Other frequency bands: <-47 dBm, RBW: 30kHz Confidential and Proprietary Information of ZTE CORPORATION...
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Page 47: Interfaces And Protocols
The network reference model of the CDMA2000 1x is as shown in Figure 22 CDMA2000 1 IGURE ETWORK EFERENCE ODEL The description of the interfaces in Figure 22 are described in Table 16 I ABLE NTERFACE ESCRIPTION Interface name Interface description Abis Interface between Confidential and Proprietary Information of ZTE CORPORATION... -
Page 48: Um Interface
ReleaseA standards and the IS-856-A standard. CDMA2000 1x Um Interface The CDMA2000 1x Um interface is composed of physical layer, data link layer and uppermost layer. Figure 23 shows the protocol ref- erence model. Confidential and Proprietary Information of ZTE CORPORATION... - Page 49 The Um interface meets the IS-856 protocol standard. Every layer defines one or more protocols to realize its function. Figure 24 illustrates the overall protocol reference model. Confidential and Proprietary Information of ZTE CORPORATION...
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Page 50: Figure 24 1Xev-Do Um Interface Protocol Reference Model
Location Update Protocol provides location update program � and corresponding messages for mobility management of packet application. � Stream layer The stream layer delivers the following functions: Confidential and Proprietary Information of ZTE CORPORATION... - Page 51 The security layer covers four protocols, among which Key Ex- change Protocol, Authentication Protocol and Encryption Pro- tocol define the three functions mentioned above respectively while Security Protocol provides public variables for Authenti- cation Protocol and Encryption Protocol. � MAC layer Confidential and Proprietary Information of ZTE CORPORATION...
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Page 52: Figure 25 Structure Of The Bcmcs Um Interface Protocol
Broadcast MAC Protocol adds forward error correcting codes to form Error Control Block (ECB) and relays MAC frames to the physical layer. The layer is responsible of logical channel mapping, constructing and sending broadcast overhead mes- sages. Confidential and Proprietary Information of ZTE CORPORATION... -
Page 53: Abis Interface
IP is the network layer protocol in the TCP/IP protocol family. The IP data package includes the IP address of the target end and the IP address of the source end. 4. TCP/UDP/cUDP Confidential and Proprietary Information of ZTE CORPORATION... -
Page 54: Common Public Radio Interface (Cpri)
This information flow is reserved for future protocols exten- sions, It may be used to support, e.g. more complex intercon- nection topologies or other radio standards. � Vendor Specific Information This information is reserved for vendor specific information. Confidential and Proprietary Information of ZTE CORPORATION... -
Page 55: Figure 27 Cpri Protocol Hierarchy
IQ data. Finally additional time slots are available for the transfer of any type of vendor specific information. Figure provides an overview of the basic protocol hierarchy. 27 CPRI P IGURE ROTOCOL IERARCHY Confidential and Proprietary Information of ZTE CORPORATION... - Page 56 ZXSDR BS8800 Technical Manual This page is intentionally blank. Confidential and Proprietary Information of ZTE CORPORATION...
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Page 57: Figures
Figures Figure 1 ZXSDR BS8800 Position in CDMA Network ..1 Figure 2 ZXSDR BS8800 Appearance (-48V Power Supply) ............. 3 Figure 3 RF Subrack External Interfaces ........ 6 Figure 4 Fan Subrack External Interfaces ....... 7 Figure 5 -48V Power Distribution Subrack External Interfaces... 8 Figure 6 +24V Power Distribution Subrack External Interfaces .. - Page 58 ZXSDR BS8800 Technical Manual This page is intentionally blank. Confidential and Proprietary Information of ZTE CORPORATION...
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Page 59: Tables
Description ............30 Table 12 ZXSDR BS8800 Engineering Indices ....35 Table 13 ZXSDR BS8800 Clock Parameters ....36 Table 14 ZXSDR BS8800 800 MHz (Band Class 0) RF Indices .............36 Table 15 AWS Band RF Indices ..........37 Table 16 Interface Description ..........41... - Page 60 ZXSDR BS8800 Technical Manual This page is intentionally blank. Confidential and Proprietary Information of ZTE CORPORATION...
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Page 61: List Of Glossary
GCM - GPS Control Module GPS Control Module (GCM) receives GPS satellite signal or signals from Russia GLONASS timing system (GNS) satellite and China BEIDOU satellite positioning system. GCM boards are working in Confidential and Proprietary Information of ZTE CORPORATION... - Page 62 A communications protocol that has become the de facto standard protocol for the Internet. TCP provides transport functions, en- suring that the total amount of data sent is correctly received. IP provides the routing mechanism, ensuring the information reaches the correct destination. Confidential and Proprietary Information of ZTE CORPORATION...
- Page 63 Glossary TDM - Time Division Multiplexing UDP - User Datagram Protocol Confidential and Proprietary Information of ZTE CORPORATION...
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