Video将在下一代通信网中更为重要

Increasing importance of video in next-generation communications

首先回顾现行通信网传送"可视电话"和"点播电视",表明人们更倾向于使用图视通信,预计在不远的将来,可能互通彩色活动多媒体通信。另一方面,人们为了家庭文娱活动的需要,希望发展"有线电视网"和"非对称数字用户线"。提出未来通信网传送单向"大量图视流",有必要在发展"互联网协议"的同时,研究制定"流媒体网协议"。

The paper begins with reviewing the application of videophone and videoondemand and the installation of CATV and ADSL to extending use of video and multimedia communications. Then, the paper proposes the development of largescale streamig media to satisfy the cultural and entertainment needs at every residential home. Finally, it points out the need of medianetwork protocol along with the internet protocol.