oeb004410 enodeb lte tdd v100r003 product description issue 1.00
DESCRIPTION
OEB004410 eNodeB LTE TDD V100R003 Product Description ISSUETRANSCRIPT
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Copyright © 2011 Huawei Technologies Co., Ltd. All rights reserved.
eNodeB LTE TDD V100R003 Product Description
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Reference
eNodeB Technical Description
BBU3900 Hardware Description
RRU3211 Hardware Description
RRU3233 Hardware Description
http://support.huawei.com
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Contents
1. System Overview
2. System Structure
3. Auxiliary Devices
4. Typical Configuration
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eNodeB in LTE/SAE Network
Page5
UE
eNodeBMME
S-GW/P-GW
EPCeRAN
eNodeB
S1-MME
S1-ULTE-Uu
X2
UE eUTRAN EPC
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eNodeB Modules
Page6
Baseband UnitBBU3900
RF UnitRRU
Cabinet
CPRI
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Contents
1. System Overview
2. System Structure
3. Auxiliary Devices
4. Typical Configuration
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Contents
2. System Structure
2.1 Base Band Unit (BBU) Introduction
2.2 Remote RF Unit (RRU) Introduction
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BBU3900
Dimensions: 86mm x 442mm x 310mm (H x W x D)
Power consumption: 132 W (3 x 10 MHz) ~300 W (3
x 20 MHz)
Weight: ≤12 kg
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Physical Modules of the BBU3900 Slots for BBU3900 boards and modules
3 x 20MHz 2T2R typical configuration
FANSlot16
PowerSlot18
PowerSlot19
Slot 0
Slot 1
Slot 2
Slot 3
Slot 4
Slot 5
Slot 6
Slot 7
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Logic Structure of BBU3900
The BBU3900 consists of four logical subsystems: control,
transport, baseband, and power and environment
monitoring
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LMPT (The LTE Main Processing & Transmission Unit )
Mandatory, Maximum 2 board, hold in slot 7(default)
or 6
Function:
Performs configuration management, equipment
management, performance monitoring, signaling
processing, and radio resource management
Controls all boards in the system
Provides the system clock and transmission ports
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LBBP (The LTE Baseband Processing Unit)
Mandatory, Maximum 3 boards, hold in slot 1(default),2 or
3
Function: Processes uplink and downlink baseband signals
Provides CPRI ports for communication between BBU3900
and RRUs
The LBBPc can be used in both FDD LTE and LTE TDD modes
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Specification of LBBP
BoardNumber of Cells
Bandwidth of the Cell
Antenna Configuration
LBBPc
3 20M 2T2R
3 10M 4T4R
1 20M 4T4R
1 - 8T8R
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FAN
Mandatory, Maximum 1 module
The FAN unit has two types, FAN and
FANc, FANc is adopted in high power
consumption mode
Function:
Monitors the temperature and
Dissipates heat for boards and
modules of the BBU3900
Controls the fan speed and reports the
status of fans to the LMPT
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UPEU (The Universal Power and Environment interface Unit) Mandatory, Maximum 2 modules,
hold in slot 19 (default) and slot
18
Functions:
Converts -48 V DC or +24 V DC
power into +12 V DC power
Provides two ports for two RS485
inputs and two ports for eight
Boolean signals
Page18
a
b
c
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UEIU(The Universal Environment Interface Unit )
UEIU is the environment interface board of
BBU, it can support multi-route monitoring
signal input
UEIU is optional and is only used when more
ports are needed
Page19
LabelConnector
TypeDescription
MON0 RJ45One RS485 signal
MON1 RJ45One RS485 signal
EXT-ALM0
RJ45Four dry contact signals
EXT-ALM1
RJ45Four dry contact signals
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UPEU Environment Monitor Ports
Page20
Sersor2 PDF
RS 485 Signal
Dry contact Signal
EXT-ALM1 EXT-ALM0 MON1 MON0
Sersor3 Sersor4Sersor1
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UTRP (The Universal Transmission Processing unit )
Optional, maximum 2 modules
The UTRP performs the following functions:
Provides ports for eight E1s/T1s based on the IP
protocol.
Deframes and frames of the HDLC, and allocates and
controls 256 HDLC timeslots.
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USCU (The Universal Satellite card and Clock Unit )
The USCU performs the following functions:
The USCU provides interface for an external RGPS device
(such as a reused device of the operator), BITS device, and
TOD input
The USCUb0 does not provide the satellite card
The USCUb2 supports GPS and GLONASS with two built-in
satellite cards
USCUb0 Board USCUb2 Board
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Contents
2. System Structure
2.1 Base Band Unit(BBU) Introduction
2.2 Remote RF Unit (RRU) Introduction
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Structure of RRU3211
Logical Structure
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Specification of RRU3211
Item Specification
Applicable format TDD
Frequency band/Bandwidth
Frequency range Bandwidth
Band 40: 2300 MHz to 2400
MHz10 MHz/20 MHz
Dimensions (H x W x D)
480 mm x 356 mm x120 mm (without the
housing)
484 mm x 377 mm x157.6 mm (with the housing)
Weight ≤ 19 kg (without the housing)
≤ 20 kg (with the housing)
Input power -48 V DC (-36 V DC to -57 V DC)
Maximum output power 2 x 20 W
Power consumption 180 W (2 x 20 W, 100% load)
Cell radius ≤ 15 km
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Panels of the RRU3211
Page26
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RRU3211 Cable Connections (3X10MHz 2T2R)
Page28
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RRU3211 Cable Connections (3X20MHz 2T2R)
Page29
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Structure of RRU3233
Logical Structure
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Specification of RRU3233
Item Specification
Applicable format
TDD
Frequency band/Bandwidth
Frequency range Bandwidth
Band 38: 2570 MHz to 2620 MHz
10 MHz/20 MHz
Dimensions (H x W x D)
550 mm x 320 mm x 135 mm (without the housing)
Weight ≤ 25 kg (without the housing)
Input power -48 V DC (-36 V DC to -57 V DC)
Maximum output power
8 x 10 W
Power consumption
370 W (8 x 10 W, 100% load)
Cell radius ≤ 15 km
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Panels of the RRU3233
Page32
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RRU3233 Cable Connections (1×10M 8T8R)
Page34
(a) PGND cable (b) RRU RF jumper
(c) DC RRU power cable
(d) CPRI optical cable
(e) AISG multi-wire cable
(f) AISG extended cable
(1) External power supply
(2) Antenna
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RET Modes
STMA Mode SBT Mode Direct Connection Mode
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SBT Mode RET Antenna Connection
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Contents
1. System Overview
2. System Structure
3. Auxiliary Devices
4. Typical Configuration
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DBS3900 LTE Auxiliary
APM30H : Advanced Power module with heat
exchanger
IBBS200D: Integrated Battery Backup System
with direct ventilation
IBBS200T: Integrated Battery Backup System
with TEC cooler
TMC11H : Transmission Cabinet of 11 U high
with heat exchanger IFS06 OCB
Page38
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APM30H (Advanced Power Module) DC power supply
Battery management
Power system monitoring
Power distribution
Surge protection
Temperature control
Power backup
Accommodation of customer equipment
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Structure of the APM30H Cabinet
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Structure of the IBBS200D Cabinet
Integrated Battery Backup System with direct
ventilation (IBBS200D)
provides long-duration backup power for a base
station
Page42
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Structure of the IBBS200T Cabinet Integrated Battery Backup System with TEC cooler
(IBBS200T),
provides long-duration backup power for a base
station
Page43
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Structure of the TMC11H Cabinet Transmission Cabinet of 11 U high with heat
exchanger
provides space for customer equipment
Page44
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BBC (Battery Cabinet)
–48 V DC 184 Ah backup power
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IFS06
An Indoor Floor installation Support (IFS06) is used
for installing indoor RRUs
Page47
(1)Upper adjustable beam (2)Main frame (3)Lower adjustable beam(4) Front foot (5) Rear foot (6) Cable tray
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OCB
An Outdoor Cable Conversion
Box (OCB) interconnects
cables of different core
diameters. Power cables
shipped with RRUs cannot
support long-distance power
supply. Therefore, when
power supply is far from the
equipment, cables with large
core diameters are used, and
an OCB connects these
cables and RRU power cablesPage48
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Contents
1. System Overview
2. System Structure
3. Auxiliary Devices
4. Typical Configuration
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Hardware quantities of a TDD eNodeB in typical configurations
Page50
ConfigurationNumber of
LMPT
Numbers of
LBBPs
Number of RRUs
3 x 10 MHz, 2T2R 1 LBBPc: 1 3
3 x 10 MHz, 2T4R 1 LBBPc: 1 3
3 x 20 MHz, 2T2R 1 LBBPc: 1 3
3 x 20 MHz, 2T4R 1 LBBPc: 3 3
3 x 20 MHz,4T4R,beamforming 1 LBBPc:3 3
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Network Topologies
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Topologies on the CPRI interface
Page52
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Summary
LTE-SAE Network Architecture
BBU boards and modules functions
The frequency band of RRU3211/RRU3233
LTE eNodeB Typical Configuration
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