摘要
文章介绍公共交换电话网数字用户线(DSL)和非对称数字用户线(ADSL)的基本形式。概括说明在数字用户线上传送话音(VoDSL)的技术特点和传送通路化话音(CVoDSL)的优点及其相关问题。
This paper begins with briefing on the digital subscriber line(DSL)and ADSL used in PSTN and then describes the technologies of voice transmission over the digital subscriber line(VoDSL)and the newly proposed channelized voice over the digital subscriber line (CVoDSL)and the iradventages.
出处
《电信快报》
2003年第2期3-4,8,共3页
Telecommunications Information
