日本对市话电缆承载数字传输能力的调查  

Investigation on Local Phone Cable Carrying Digital Transmission Capability in Japan

作　　者：宋向东[1] 

机构地区：[1]北京电信长城移动通信有限责任公司,邮码100036

出　　处：《邮电设计技术》2001年第2期14-18,共5页Designing Techniques of Posts and Telecommunications

摘　　要：介绍了模拟和数字通信回路兼收的市话电缆内线对间的串音特性，日本ＮＴＴ公司对市话电缆承载数字传输能力的调查测试情况，并作了分析。In this paper, it introduces wire pair crosstalk characteristic of local phone cable, which is capable with both analogue and digital communication loop. The investigation on local phone cable carrying digital transmission capability, made by NTT of Japan, is presented and analyzed.

关 键 词：市话电缆 数字传输 数字通信 串音干扰 

分 类 号：TN916.2[电子电信—通信与信息系统]