摘要
文章着重介绍了用户接入网的铜线电缆接入技术中高比特率数字用户线(HDSL)的技术研究、实现及利用,并给出有关HDSL在中国现有铜线通信网中应用的结论和分析。
As a copper line access technology in the subscriber ac- cess network, the HDSL is em- phatically introduced on its tech- nical features, system composi- tion and applications. In conclu- sion, views on potential applica- tion of HDSL in copper line com- munication networks in China are stated and analyzed.
关键词
高比特率
数字用户线
ISDN
用户线
HDSL
subscriber access network
digital subscriber loop
2B1Q code
