发明名称 Audio and video transmission and receiving system
摘要 A system of distributing video and/or audio information employs digital signal processing to achieve high rates of data compression. The compressed and encoded audio and/or video information is sent over standard telephone, cable or satellite broadcast channels to a receiver specified by a subscriber of the service, preferably in less than real time, for later playback and optional recording on standard audio and/or video tape.
申请公布号 US2003031250(A1) 申请公布日期 2003.02.13
申请号 US20020274242 申请日期 2002.10.17
申请人 发明人 YURT PAUL;BROWNE H. LEE
分类号 H04H20/40;H04H20/95;H04H60/27;H04N7/173;H04N7/54;(IPC1-7):H04B1/66 主分类号 H04H20/40
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