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Huawei Airbridge BTS3606A User Manual

Huawei Airbridge BTS3606A
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Technical Manual
Airbridge BTS3606A CDMA Base Station
System Description
Chapter 7 Technical Specifications
7-3
The BTS3606A supports two types of channel processing boards: CCPM and CECM.
The CCPM supports the CDMA2000 1x protocols, whereas the CECM supports the
CDMA2000 1xEV-DO protocols.
I. CDMA2000 1x capacity
The BTS capacity is given according to the number of sector carriers configured. One
sector carrier can serve about 20 IS95 subscribers or about 40 CDMA2000 1x
subscribers.
The maximum reverse channel capacity of one carrier (three sectors) is 128 channels.
II. CDMA2000 1xEV-DO capacity
The BTS capacity is given according to the number of sector carriers configured. One
sector carrier can serve up to 48 subscribers.
The maximum reverse channel capacity of one carrier (three sectors) is 96 channels.
7.3 Transmitter and Receiver Specifications
This section provides the specifications of the BTS3606A transmitter and receiver at
different bands.
7.3.1 Transmitter and Receiver Specifications at 450 MHz Band
This following lists the BTS3606A transmitter and receiver specifications when the
BTS3606A works at the 450 MHz band.
I. Transmitter specifications
Working band 460 MHz to 467 MHz
Channel bandwidth 1.23 MHz
Channel precision 25 kHz, 20 kHz
Frequency tolerance Ÿ ! 0.05 ppm
Transmit power
25 W (the maximum value measured at the feeder port on the top of the
cabinet)
II. Receiver specifications
Working band 450 MHz to 457 MHz
Channel bandwidth 1.23 MHz
Channel precision 25 kHz, 20 kHz
Sensitivity of signal receiver Better than -127 dBm (RC3, main and diversity receiving)

Table of Contents

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Huawei Airbridge BTS3606A Specifications

General IconGeneral
BrandHuawei
ModelAirbridge BTS3606A
CategoryAccessories
LanguageEnglish

Summary

Chapter 1 Introduction

1.1 Comparison between CDMA2000 1x and 1xEV-DO

Compares CDMA2000 1x and 1xEV-DO technologies, detailing key differences.

1.2 Huawei CDMA2000 1x / 1xEV-DO Hybrid Network Solution

Introduces the hybrid network architecture comprising Base Station Subsystem/Access Network (BSS/AN) and Core Network (CN).

1.3 Position of BTS3606A

Details the BTS3606A's role and placement within the network and its application context.

Chapter 2 Product Features

2.1 Technical Features

Lists the key technical capabilities and specifications of the BTS3606A equipment.

2.2 Large-scale Coverage

Discusses the BTS3606A's capabilities for wide area coverage, including receiver sensitivity and transmit power.

2.3 Flexible Networking Mode

Explains various networking interfaces, modes, and clock sources supported by the BTS.

2.4 Convenient Operation and Maintenance

Details system monitoring, data configuration, alarm processing, and security management functions.

2.5 Powerful Environment Adaptability

Covers protection against environmental factors, wide operating temperature range, and robust power distribution.

2.6 Easy Upgrade and Expansion

Describes the compatibility design, flexible configuration, and smooth expansion capabilities of the BTS.

2.7 Serial Products for Seamless Coverage

Lists related BTS products that enable seamless coverage across different urban, suburban, and rural areas.

Chapter 3 Product Architecture

3.1 Cabinet Physical Features

Details the physical design, dimensions, and characteristics of the BTS3606A cabinet.

3.2 Cabinet Configuration

Illustrates the internal layout and component placement within the BTS3606A cabinet.

3.3 System Structure

Outlines the main subsystems: baseband, Radio Frequency (RF), power supply, and antenna.

3.4 Physical Interface

Lists and describes the various physical interfaces of the BTS3606A for connectivity.

Chapter 4 Main Functions

4.1 Power Control and Rate Control

Explains how power and rate control mechanisms are implemented for system capacity and service quality.

4.2 Handoff

Details the different types of handoff (soft, softer, virtual soft, hard) for maintaining ongoing conversations.

4.3 Radio Configuration

Describes the radio configurations (RCs) and transmission combinations supported by the BTS.

4.4 Channel Configuration

Classifies and explains the forward and reverse channels for CDMA2000 1x and 1xEV-DO.

4.5 Multi-carrier

Explains the support for multi-carrier technology to increase system capacity.

4.6 Receiving Diversity

Details the function of receiving diversity for enhancing signal reception and quality.

4.7 Cell Breathing

Describes the cell breathing function for adjusting coverage area and balancing system load.

Chapter 5 Reliability Design

5.1 System Reliability

Covers de-rating, component selection, thermal, and EMC design aspects for overall system reliability.

5.2 Hardware Reliability

Details hardware reliability aspects including redundancy, input voltage protection, and fault monitoring.

5.3 Software Reliability

Explains software reliability measures like resource checks, process monitoring, data integrity, and fault isolation.

Chapter 6 Operation and Maintenance System

6.1 Structure of the Operation and Maintenance System

Describes the local and remote maintenance systems, including the Local Maintenance Terminal (LMT) and M2000.

6.2 Operation and Maintenance Function

Covers security management, alarm management, loading, configuration, and equipment management functions.

Chapter 7 Technical Specifications

7.1 Structure and Environment Specifications

Lists cabinet dimensions, weight, power consumption, and ambient environmental specifications.

7.2 Capacity Specifications

Details the maximum sector carrier capacity and subscriber capacity of the BTS.

7.3 Transmitter and Receiver Specifications

Provides detailed transmitter and receiver specifications across different frequency bands (450 MHz, 800 MHz, 1900 MHz).

7.4 Specifications for ODU3601C Cascading

Outlines specifications for connecting and cascading ODU3601C units for expanded coverage.

Chapter 8 Technical Standards

8.1 General Technical Specifications

Lists general technical specifications and standards compliance for the BTS3606A.

8.2 Um Interface

Details Um interface specifications, including physical layer and MAC layer standards.

8.3 Abis Interface

Lists Abis interface specifications, covering physical layer and protocol standards.

8.4 Lightning Protection

Covers compliance with lightning protection standards for equipment safety and surge protection.

8.5 Safety

Lists safety requirements and standards for information technology and electronic equipment operation.

8.6 EMC

Details electromagnetic compatibility (EMC) standards compliance for minimizing interference.

8.7 Environment

Lists environmental requirements and standards for equipment operation, storage, and transportation.

Chapter 9 Abbreviations and Acronyms

9.1 Abbreviations and Acronyms

Provides definitions for abbreviations and acronyms used throughout the technical manual.

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