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注册:2010-7-13
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发表于 2013-5-29 09:35:54 |只看该作者 |倒序浏览
BTS 概述.....................................................1
1.1 BTS 地位和作用...........................................................................1
1.2 A9100 BTS 的特性.......................................................................3
1.2.1 特性 ........................................................................3
1.2.2 典型配置 ..................................................................3
1.2.3 射频特性 ..................................................................5
1.2.4 安装和维护...............................................................6
1.2.5 电源 ........................................................................6
1.2.6 同步和传输...............................................................7
1.2.7 Abis 配置................................................................7
1.2.8 环境条件 ..................................................................9
1.2.9 安全条件 ..................................................................9
1.2.10 CE Marking/EMC.................................................. 10
1.2.11 再利用/环保方面.................................................... 10
1.2.12 兼容和交叉兼容 ..................................................... 10
1.2.13 可靠性 .................................................................. 12
1.3 未来的演进 ............................................................................... 12
2 BTS 的功能体系..........................................14
2.1 BTS 的体系............................................................................... 14
ii/ii 目录 52123T00HC000
ASB University 上海贝尔阿尔卡特大学
2.2 电信功能 .................................................................................. 16
2.3 操作和维护的功能 ..................................................................... 17
2.4 传输功能 .................................................................................. 18
2.5 天馈网络 .................................................................................. 19
3 BTS 硬件的体系结构....................................21
3.1 概述 ........................................................................................ 21
3.1.1 EE BTS 的接口....................................................... 22
3.1.2 机械概念 ............................................................... 24
3.2 SUM 板................................................................................... 26
3.2.1 SUM(station unit module)的主要功能................. 26
3.2.2 SUM 板的接口........................................................ 27
3.2.3 第三条 BSII link 的实现问题..................................... 28
3.2.4 SUM 板上的LED ................................................... 29
3.3 收发信机(TRE) .......................................................................... 31
3.3.1 数字部分(TRED)..................................................... 32
3.3.2 模拟部分(TREA 和TREPA) .................................. 33
3.3.3 TRE 的前面板和状态显示LED.................................. 39
3.4 天线网络 .................................................................................. 43
3.4.1 ANC..................................................................... 43
3.4.2 天馈网络-ANY....................................................... 51
3.4.3 天馈网络-ANX....................................................... 55
ASB University 上海贝尔阿尔卡特大学
52123T00HC000 BSS 理论概述iii/ii
3.5 BTS 的外部连接........................................................................ 59
3.6 风扇单元 .................................................................................. 61
3.7 BTS 机架.................................................................................. 62
4 BTS 的配置.................................................63
4.1 概述 ........................................................................................ 63
4.2 损耗 ........................................................................................ 63
4.3 模块的大小 ............................................................................... 65
4.4 普通的配置 ............................................................................... 66
4.4.1 配置一览表............................................................ 66
4.4.2 室内架配置............................................................ 69
4.4.3 室外架配置............................................................ 90






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