三网融合,即电信网、广播电视网和互联网三大网络之间的融合。融合的内容涵盖技术、业务、市场、终端、标准等各个方面,三网融为一网已经成为网络未来发展的必然趋势。介绍了三网融合国内外的现状、三大网络的结构模式以及优缺点,主要分析了三网融合的技术选择以及相关新技术新业务的相互融合。 Triple play, that is, the telecommunications network, radio and television networks and Internet integration between the three major networks. Convergence of content covering technology, business, marketing, terminals, standards and other aspects, the triple play into a network has become the inevitable trend of the future development of the network. This paper introduces the current situation of triple play at home and abroad, the structure, advantages and disadvantages of the three major networks, and analyzes the technical choices of triple play and the integration of new technologies and services.