有线电视双向HFC综合信息网前景展望

Prospect for CATV Two-way HFC Integrated Information Network

通过对双向HFC网络的技术优势、结构特征、功能特点等方面的分析 ,并结合国内外有线电视双向建设和业务开展经验及黔东南州电视台多年来对有线电视网络建设及业务运营的不断探索 ,依据广电总局印发的“有线广播电视网改造指导意见” ,提出有线电视双向HFC网络改造建设的重点、步骤及误区 ,重点阐述了当前网络建设与数字电视发展的关系 。

This article analyzes the technical advantage,structure characteristic and functions of two-way HFC network. Integrated CATV two-way construction and operation experience in domestic and abroad with our TV Station's unceasing exploration for network construction and operation, according to the 'Instruction for CATV network rebuilding', which released by SARFT(the State Administration of Radio Film and Television), brings forward the keystone,process and mistake for two-way HFC network rebuilding. States the relationship between the current network construction and the development of the digital TV. And it shows us a good prospect for CATV two-way HFC integrated information network.