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美国贝尔实验室最近解决了1984年在洛杉矶举行的奥林匹克运动会上,从27个地点向洛杉矶及其周围24个地区同时传输电视节目的技术问题.解决的办法是,采用光纤传输数字电视.该传输系统将音频和视频信号分别编成数字后进行多路传输.音频信号
Bell Laboratories of the United States recently solved the technical problem of simultaneously transmitting television programs from 27 locations to 24 areas in and around Los Angeles at the 1984 Olympic Games in Los Angeles. The solution was to use optical fiber to transmit digital television, The system will be audio and video signals were compiled into digital multiplexing. Audio signal