摘要: In this paper, a kind of multimedia information service network based on present telephone system, CATV and personal computer is introduced. It links home and Information Center and provides consumer with not only interactive mess... 展开 In this paper, a kind of multimedia information service network based on present telephone system, CATV and personal computer is introduced. It links home and Information Center and provides consumer with not only interactive message and retrieval service, but also distributive broadcasting service. Consumer Information Service Network (CISN) uses the benefits of two-way telephone network, one-way high speed CATV and powerful personal computer, transmits multimedia information such as text, voice, picture, image, etc. by the hybrid mode of digital and analog. It offers home an economical, efficiency and reliable information network. 收起