中国联通公司企业标准QB/CUxxx-2013中国联通光纤分布系统设备技术规范ChinaUnicomFiberDistributedSystemEquipmentTechnicalSpecification（V1.0）2013-xx-xx发布2013-xx-xx实施中国联通公司发布目录目录.................................................................................................................................................................................I前言...............................................................................................................................................................................V中国联通室内分布系统技术规范................................................................................................................................11范围.........................................................................................................................................................................12规范性引用文件.....................................................................................................................................................13缩略语.....................................................................................................................................................................14系统定义.................................................................................................................................................................24.1多系统接入单元..............................................................................................................................................34.2扩展单元..........................................................................................................................................................34.3远端单元..........................................................................................................................................................35设备功能要求.........................................................................................................................................................35.1系统制式..........................................................................................................................................................35.2载频要求..........................................................................................................................................................45.3业务要求..........................................................................................................................................................45.4双通道能力要求..............................................................................................................................................45.5固网和WLAN能力要求................................................................................................................................45.6远程供电..........................................................................................................................................................45.6.1光纤直流远供..............................................................................................................................................................45.6.2PoE供电............................................................................................................................
