发明名称 VIDEO THEATER SYSTEM
摘要 In d video theater system, a video projector and a cassette video player are employed for playing a movie. The cassette video player employed in this system uses a video cassette which has various control signals together with a movie program on a video tape. These control signals are recorded at vertical blanking intervals and manage automatic system operation of the video theater.
申请公布号 CA1291261(C) 申请公布日期 1991.10.22
申请号 CA19830441083 申请日期 1983.11.14
申请人 SONY CORPORATION;SONY CORPORATION 发明人 OSAWA, AKIHISA
分类号 G11B20/00;G11B23/28;G11B31/00;H04N5/74;H04N5/91;H04N5/913;H04N9/31;(IPC1-7):H04N5/782;A63J23/02 主分类号 G11B20/00
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