发明名称 Apparatus using a rotary head for recording digital video and audio signals at double speed
摘要 In a magnetic recording and reproducing apparatus, an audio signal and a video signal are assigned to first and a second channels of an ordinary magnetic recording and reproducing apparatus in respectively, and recorded at a transmission rate twice that of the usual rate, so that it is possible to record an audio signal without tone quality degradation to record a video signal together with the audio signal.
申请公布号 US5313339(A) 申请公布日期 1994.05.17
申请号 US19910795751 申请日期 1991.11.21
申请人 SONY CORPORATION 发明人 FUKAMI, TADASHI;FUKUDA, SHINICHI;NOGUCHI, MASAYOSHI;YAMADA, MAKOTO
分类号 H04N5/7826;G11B5/008;G11B5/09;G11B20/10;G11B20/12;H04N5/91;H04N5/926;(IPC1-7):G11B5/02 主分类号 H04N5/7826
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