发明名称 After-recording method and apparatus for digital recording medium and reproduction method and apparatus for the digital recording medium
摘要 An after recording method comprising a first step of reading the original data including at least a video bit stream from a digital recording medium (1), a second step of decoding the original data, a third step of encoding audio data in synchronism with the decoding of the original data thereby to form a new audio bit stream, and a fourth step of writing the new audio bit stream in an area of the digital recording medium 1 corresponding to a time point substantially equal to the recording area of the original data. The sound after-recorded can be easily reproduced in accurate temporal agreement with the original image.
申请公布号 US7809238(B2) 申请公布日期 2010.10.05
申请号 US20020269360 申请日期 2002.10.11
申请人 SONY CORPORATION 发明人 FUJINAMI YASUSHI
分类号 H04N5/91;G11B20/10;G11B27/034;G11B27/036;G11B27/32;H04N7/26 主分类号 H04N5/91
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