发明名称 AV data recording device and method, disk recorded by the AV data recording device and method, AV data reproducing device and method therefor
摘要 The present invention provides an AV data recording apparatus and method that facilitate various processes concerning a recorded video, including continuous reproduction, digital transmission, file operation, partial deletion, and post-recording. The AV data recording apparatus divides an audio signal and a video signal into transport packets having a predetermined unit length, assembles a plurality of transport packets as one transport stream and executes recording. Accordingly, this invention enables managing whether a logical block is used or not, detecting a continuous data area comprising plural logical blocks that ensure realtime continuous reproduction, and determining logical block numbers of continuous data areas to be recorded. As a result, the transport stream is recorded continuously on a plurality of detected continuous data areas.
申请公布号 US7292781(B1) 申请公布日期 2007.11.06
申请号 US20000786611 申请日期 2000.07.06
申请人 MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 发明人 ITO MASANORI;SHIMOTASHIRO MASAFUMI;MITSUDA MAKOTO;NAKAMURA TADASHI;HINO YASUMORI
分类号 H04N5/91;G11B20/12;G11B27/034;G11B27/036;G11B27/30;G11B27/32;H04N5/85;H04N9/804;H04N9/806 主分类号 H04N5/91
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