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互联网以及相关应用的飞速发展,给有线电视网络带来了前所未有的机遇,但必须对现有网络进行双向传输化的改造。双向化改造的有线电视网络可以为广大有线用户提供交互式视频、语音、In-ternet接入、增值应用等丰富的业务,真正实现多种业务的融合。有线电视网络的双向化改造是广播电视行业向数字化时代迈进的必由之路,但在巨大机遇面前也面临着巨大的挑战。
The rapid development of the Internet and related applications has brought unprecedented opportunities to the cable television network. However, the existing network must be transformed in both directions. Bidirectional transformation of the cable television network for the majority of cable users to provide interactive video, voice, In-ternet access, value-added applications, such as a wealth of business and truly achieve the integration of a variety of business. The bidirectional transformation of cable television networks is the only way for the broadcasting industry to move forward in the digital age. However, it faces great challenges before great opportunities arise.