Software Architecture; Overall Architecture - Huawei Airbridge cBTS3612-1900 User Manual

User Manual
Airbridge cBTS3612 CDMA Base Station

3.1 Overall Architecture

cBTS3612 software consists of applications and bottom layer software in terms of
layer. And in terms of functional unit, there are main control software, O&M software,
clock software, BCIM software, BCPM software, BRDM software and BTRM
software.
Main control software, O&M software and clock software are compiled together,
running on BCKM. Other software runs on their corresponding boards.
cBTS3612 software architecture is as shown in Figure 3-1.
Main control
software
Figure 3-1 cBTS3612 software architecture
I. cBTS3612 applications
This part mainly realizes layered protocol of radio links and Abis interface protocol,
exercises real-time management over radio resources and transmission equipment,
as well as performs operation & maintenance to BTS equipment. The function of
each software module will be detailed in "3.2 Module Description".
II. cBTS3612 bottom layer software
This part operates on a unified software platform. Bottom layer software incl udes
operating system and bottom layer drivers . The operating system is a
well-developed real-time multi -task imbedded operating system, which provides
highly effective and reliable operations such as task dispatching, message
management, timer management and memory management. The bottom layer

3 Software Architecture

Clock
O&M software
software
Running on BCKM
Operating system and lower
cBS3612 software
BCIM BCPM
software software
layer driver
3-1
System Description
3 Software Architecture
BRDM software
BTRM software
Application
Lower layer
software