摘要
通过租用通信光缆纤心,搭建SDH与数字电视传输平台,实现了市到县广播电视联网,带宽达2.5Gbps。本方案具有良好的性价比,特别适合欠发达地区广播电视网络建设和数字化发展。
The SDH and digital TV transmission platform of Dingxi City was established based on hired communication optical fiber to interconnect BC＆TV systems between the city＇s urban district and countries with transmission capability of 2.5 Gbps. With high cost performance, the scheme is practicable for underdeveloped areas to improve BC＆TV network and digitization.
出处
《中国有线电视》
2005年第15期1482-1484,共3页
China Digital Cable TV
