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[基站/天线] [下载]CPRI 协议 中英文版 [复制链接]

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亚星游戏官网-yaxin222  中士

注册:2011-2-243
发表于 2011-3-17 15:28:31 |显示全部楼层
1 概念.......................................................................................................................................................5
2 系统描述...............................................................................................................................................6
2.1 定义/术语......................................................................................................................................6
2.2 系统结构.......................................................................................................................................9
2.3 相关配置.....................................................................................................................................10
2.4 功能描述.....................................................................................................................................12
2.4.1 无线功能..............................................................................................................................12
2.4.2 CPRI 控制功能....................................................................................................................13
3 接口指标............................................................................................................................................14
3.1 支撑的无线标准............................................................................................................................14
3.2 操作范围.......................................................................................................................................14
3.3 拓扑结构/转换/多路技术............................................................................................................14
3.4 带宽/容量/可测性........................................................................................................................15
3.4.1 容量.......................................................................................................................................15
3.4.2 用户平台IQ采样宽度..........................................................................................................15
3.4.3 控制和管理平台BIT速率....................................................................................................15
3.5 同步/定时......................................................................................................................................16
3.5.1 频率同步...............................................................................................................................16
3.5.2 结构定时信息........................................................................................................................16
3.5.3 链路定时精确度....................................................................................................................17
3.5.4 往返延时精度........................................................................................................................17
3.6 延时校准.......................................................................................................................................17
3.6.1 单链路光缆往返延时............................................................................................................17
3.6.2 多跳连接的往返延时............................................................................................................17
3.7 链路维护.......................................................................................................................................18
3.8 QOS............................................................................................................................


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