发明名称 An apparatus for recording and reproducing a video signal.
摘要 <p>An apparatus for recording and reproducing a video signal on a recording medium by frequency modulation and demodulation, the video signal being applied thereto and being obtained therefrom as an analog composite color video signal is disclosed, which includes a circuit (5) for digitally separating the video signal to a first frequency band signal and a second frequency band signal including a color subcarrier, a circuit (6) for converting the frequency band signal to first and second base band signals, a circuit (10) for time-compressing at least the first and second base band signals, a circuit (13, 14, 15) for recording and reproducing the first frequency band signal and the time-compressed first and second base band signals in an analog mode, a circuit (11) for digitally recombining the reproduced first frequency band signal and the time-compressed first and second base band signals, and a circuit (12) for converting the recombined digital video signal to the analog composite color video signal. </p>
申请公布号 EP0146129(A2) 申请公布日期 1985.06.26
申请号 EP19840115445 申请日期 1984.12.14
申请人 SONY CORPORATION 发明人 YOSHINAKA, TADAAKI
分类号 H04N11/18;H04N9/64;H04N9/80;H04N9/804;H04N9/808;H04N9/81;H04N9/86;H04N11/02;H04N11/10;(IPC1-7):H04N9/81 主分类号 H04N11/18
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