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Glossary

BBU

- Base Band Unit

BSP

- Board Support Package

- Carrier Aggregation

CFR

- Crest Factor Reduction

- Down Link

DPD

- Digital Pre-Distortion

EPC

- Evolved Packet Core

GPS

- Global Positioning System

IBW

- Instantaneous Bandwidth

- intermediate Frequency

- Internet Protocol

- Radio Interface

LMT

- Local Maintenance Terminal

LNA

- Low Noise Amplifier

LTE

- Long Term Evolution

MIMO

- Multiple-Input Multiple-Output

MME

- Mobility Management Entity

SJ-20150330163204-001|2015-04-30 (R1.0)

ZTE Proprietary and Confidential

Содержание ZXSDR R8984E

Страница 1: ...Path Remote Radio Unit Product Description Version V1 0 ZTE CORPORATION No 55 Hi tech Road South ShenZhen P R China Postcode 518057 Tel 86 755 26771900 Fax 86 755 26770801 URL http support zte com cn E mail 800 zte com cn ...

Страница 2: ... 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 the subject matter of this document Except as expressly provided in any written license between ZTE CORPORATION and its licensee th...

Страница 3: ...er 4 Product Features 4 1 Chapter 5 Network Topologies 5 1 5 1 Star Network Architecture 5 1 5 2 Chain Network Architecture 5 1 Chapter 6 Technical Specifications 6 1 6 1 Physical Specifications 6 1 6 2 Performance Specifications 6 1 6 3 Power Consumption Specifications 6 1 6 4 Reliability Specifications 6 2 Chapter 7 Environmental Specifications 7 1 7 1 Power Supply Specifications 7 1 7 2 Operati...

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Страница 5: ...ZXSDR R8984E Chapter 2 Product Structure Describes the hardware structure and software structure of the ZXSDR R8984E Chapter 3 Operation and Maintenance System Describes the operation and maintenance system of the ZXSDR R8984E Chapter 4 Product Features Describes the features of the ZXSDR R8984E Chapter 5 Network Topologies Describes the typical network topologies of the ZXSDR R8984E Chapter 6 Tec...

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Страница 7: ...XSDR R8984E Figure 1 1 Positioning of the ZXSDR R8984E in a Network System Description UE User equipment BBU Achieves GPS synchronization control and baseband processing RRU Transmits and receives signals EPC IP based core network which is located between an LTE network and other networks On the user plane the EPC is connected to an LTE network through the SGW On the control plane the EPC is conne...

Страница 8: ...decreasing the power consumption à Uses natural heat dissipation without noise Compared with traditional dissipation using air conditioners it decreases the power consumption and saves cost on electricity l Multiple carriers and MIMO à Supports up to 20 MHz 20 MHz 10 MHz bandwidth for TD LTE Increases the system capacity by using the CA technology and realizes flexible usage of frequency resources...

Страница 9: ...ardware Structure 2 1 Logical Architecture 2 2 Software Architecture 2 2 2 1 Hardware Structure Figure 2 1 shows an external view of the ZXSDR R8984E Figure 2 1 External View 2 1 SJ 20150330163204 001 2015 04 30 R1 0 ZTE Proprietary and Confidential ...

Страница 10: ...ons Module Function Transceiver Implements digital IF RF signal transmission and reception control clock power control and power amplifier functions Power amplifier Amplifies downlink RF signals and output RF signals to duplex filters and implements the LNA function for four reception paths Filter Combines and filters RF signals Power supply Provides power for the system 2 3 Software Architecture ...

Страница 11: ...nts the following operation and maintenance functions configuration management version management performance management test management security management diagnosis testing system control and communication processing OSS Uses the SDR platform architecture Implements scheduling management memory management and timer management BSP Provides board based packages Uses the united architecture Uses th...

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Страница 13: ... a transmission network and a BBU see Figure 3 1 Figure 3 1 Remote Maintenance Mode In remote maintenance mode the network management system is connected to NEs through the TCP IP protocol One network management system can maintain multiple base stations Local Maintenance Mode The Local Maintenance Terminal LMT which is installed on a PC is physically connected to the debug interface of the ZXSDR ...

Страница 14: ...data consistency Both dynamic and static data configurations are supported l Security management It ensures that only authorized users can perform relevant command group operations l Performance management It enables users to implement performance analysis call tracing and signaling tracing l Version management It enables users to view the running software and hardware versions through the network...

Страница 15: ...idth configurations l Operating frequency band of 3650 MHz 3700 MHz l Four TD LTE Tx Rx paths and MIMO l Downlink uplink time slot configuration l RGPS backhaul technology l RET antennas l TD LTE Ir and up to four level ZXSDR R8984E cascading 4 1 SJ 20150330163204 001 2015 04 30 R1 0 ZTE Proprietary and Confidential ...

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Страница 17: ...devices In this network architecture both maintenance and engineering are easy Signals are processed by fewer nodes and the reliability is high see Figure 5 1 Figure 5 1 Star Network Architecture 5 2 Chain Network Architecture A chain network is applicable to strip shaped areas with less population density where optical fibers can be easily deployed see Figure 5 2 5 1 SJ 20150330163204 001 2015 04...

Страница 18: ...ZXSDR R8984E Product Description Figure 5 2 Chain Network Architecture 5 2 SJ 20150330163204 001 2015 04 30 R1 0 ZTE Proprietary and Confidential ...

Страница 19: ... mm x 150 mm Volume 19 L Weight 19 kg 6 2 Performance Specifications For the performance specifications of the ZXSDR R8984E refer to Table 6 2 Table 6 2 Performance Specifications Item Specification Operating frequency band 3650 MHz 3700 MHz Operating frequency interval 100 kHz TOC 4 100 mw 20 MHz 4 250 mw 20 20 10 MHz Receiver sensitivity 101 5 dBm Carrier shift 0 05 ppm 6 3 Power Consumption Spe...

Страница 20: ...260 W 6 4 Reliability Specifications For the reliability specifications of the ZXSDR R8984E refer to Table 6 4 Table 6 4 Reliability Specifications Item Specification Protection rating IP66 Protection mode Die casting shell structure MTBF 180000 h MTTR 60 min 6 2 SJ 20150330163204 001 2015 04 30 R1 0 ZTE Proprietary and Confidential ...

Страница 21: ...ecifications Item Specification DC 48 V DC range 57 V to 37 V 7 2 Operational Environment Climatic Environment Item Specification Temperature 40 to 55 Relative humidity 4 100 Maximum temperature change rate 0 5 min Air pressure 54 kPa 106 kPa Maximum solar radiation 1120 W m2 Condensation Allowed Precipitation rain snow and hail Allowed Humidity Surface humidity allowed Freezing and frost Allowed ...

Страница 22: ... except termites Chemically Substance Item Specification Salt fog Allowed 7 3 Storage Environment The ZXSDR R8984E must be stored with packaging in protected locations to ensure that the device can operate properly after being installed Climatic Environment Item Specification Temperature 50 to 70 Relative humidity 5 100 Maximum temperature change rate 1 min Air pressure 70 kPa 106 kPa Maximum sola...

Страница 23: ...em Specification Plants Mold and fungus allowed Animals Rodents and other animals that may damage the product allowed except termites Chemically Substance Item Specification Salt fog Allowed 7 3 SJ 20150330163204 001 2015 04 30 R1 0 ZTE Proprietary and Confidential ...

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Страница 25: ...d Packet Core GPS Global Positioning System IBW Instantaneous Bandwidth IF intermediate Frequency IP Internet Protocol Ir Radio Interface LMT Local Maintenance Terminal LNA Low Noise Amplifier LTE Long Term Evolution MIMO Multiple Input Multiple Output MME Mobility Management Entity I SJ 20150330163204 001 2015 04 30 R1 0 ZTE Proprietary and Confidential ...

Страница 26: ...pied Bandwidth OS Operating System OSS Operation Support Subsystem PC Personal Computer RF Radio Frequency RGPS Remote GPS RRU Remote Radio Unit SDR Software Defined Radio SGW Serving Gateway TCP Transmission Control Protocol TOC Top of Cabinet UE User Equipment UL Uplink II SJ 20150330163204 001 2015 04 30 R1 0 ZTE Proprietary and Confidential ...

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