通信工程外文翻译--三网融合的物理网络选择(编辑修改稿)

通信工程外文翻译--三网融合的物理网络选择(编辑修改稿)内容摘要：

ed by the Shanghai SVA Group SGIT triple play multimedia information work system, ready in his pany to develop the residential areas in the test run。 Chongqing Huaxin hightech pany has claimed that it has successfully developed a triple play of HFC user access system can take advantage of the cable television work parallel transmission of television, telephone and puter information。 CITIC Guoan, Hisense Electric and other listed panies have also taken a solid step in this field. In general, the country has a lot of places and businesses aimed at the triple play broad market prospects, preparation or implementation of its strategic plan to seize the beachhead. But for now, most of them are still in the input stage, has yet to receive significant benefits, but there is no question, that is: domestic, foreign, farsighted panies have quietly carved up market, the spark will in the near future evolves into a prairie fire. Looking at the world IT industry, since the World acquisitions Compaq and Digital, the date of June 1998 the world39。 s second largest telemunications pany Northern Tele for $ billion acquisition of the world39。 s thirdlargest puter work dates shellfish , barrier marks the business integration of large tracts removed, and a wide range of telemunications industry and puter industry toward a unified wave ing. The new corporate image will lead to a new industrial pattern. Domestically, the establishment of the Ministry of Information Industry, indicates that China39。 s industrial structure will also change 39。 s telemunications works, cable TV and puter works can be immediately merged into a unified work? Due to the impact of longterm local economic protectionism and traditional economic model, coupled with differences in the telemunications and broadcast works the technical level and business model, in China, triple play, there are still a lot of problems to be solved. The development of China39。 s three works and digital implementation, developed the original business. There are inpatibility issues between as the IP work in recent years to the development of the amazing speed of Moore, gigabit router has entered the practical stage. But the IP protocol from the Inter business development, is mainly applied to the nonrealtime services for small capacity, in radio and television for highcapacity, highcapacity realtime transmission of radio and television, and quality control, there are still obvious problems. At the same time, the economic viability。