用Nokia系列接入设备改造PDH数字微波系统

Based on the Nokia series access equipment to rebuild the PDH digital microwave system

分析了目前电力通信专网中PDH数字微波通信存在的问题。结合NokiaDB2系列智能接入设备的功能特点和实际 ,提出了几种改造现有PDH数字微波电路的实施方案。实践证明 ,改造后的微波电路运行稳定可靠、功能灵活、维护管理方便 ,取得了较好的的经济效益。

Problems existed on the PDH digital microwave system of electric power communication netwok are analyzed. Based on the Nokia Series Access Equipment, several projects to reform the system are proposed. Practice proved that the reformed system works stably and reliably, manages conveniently and has good benefits.