摘要
介绍了挪威 Nera公司 A.C.E.3 2 DPLC系统的组成及特点。着重谈了语音编码和正交幅度调制技术 。
The structure and feature of A.C.E.32DPLC system made by Norway Nera Co.were described.The vector qualification and the quadrature amplitude modulation were discussed particularly.The status and prospect of its application in communication network of electric power system were analyzed briefly.
出处
《湖北电力》
2000年第2期34-35,37,共3页
Hubei Electric Power
关键词
数字式电力线载波机
专用通信网
电力系统
digital power line carrier (DPLC)
vector qualification (VQ)
quadrature amplitude modulation (QAM)
echo cancellation (EC)
dynamic multiapplication