摘要
简要介绍了三种宽带新技术及其应用,包括替代五类线的VDSL,可解决HFC上行噪音漏斗效应的S-CDMA技术以及利用电源线传输高速数据的PLC技术。这些新技术由于具有较高的性能价格比和广阔的应用前景,受到了广泛的关注。
It introduced three kinds of new technologies as well as their applications for broadband,inclu - ding the VDSL which could replace traditional category5 - based Ethernet,the S - CDMA which could filter out the noise from uploading in HFC network,the PLC which could transmit high speed data by uti - lizing electric power line.These new technologies have attracted wide attention because of their higher rate in term of performance /cost and extensive application prospects.
出处
《天津通信技术》
2002年第3期37-41,共5页
Tianjin Communications Technology
关键词
宽带
数字用户线
码分多址
电力线通信
接入网
VDSL
digital subscribe line(DSL)
code division multiple access(CDMA)
power line communica-tion(PLC)
