发明名称 |
AV data recording apparatus and method, and disk recorded by the same |
摘要 |
An AV data recording apparatus and an AV data recording method are provided, in which even in the case of using the UDF file system, seeking can be minimized. The AV data recording method has file management information for managing continuous blocks on a disk as an extent, and dividing the extent into groups so as to manage the extent as a file, wherein a new directory is created on a disk, and a not recorded but allocated extent is kept as a reservation region for recording file management information.
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申请公布号 |
US7324740(B2) |
申请公布日期 |
2008.01.29 |
申请号 |
US20050057763 |
申请日期 |
2005.02.14 |
申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
发明人 |
NAKAMURA TADASHI;ITOH MASANORI;HINO YASUMORI;SHIMOTASHIRO MASAFUMI |
分类号 |
H04N5/00;G06F3/06;G06F17/30;G11B20/12;G11B27/034;G11B27/11;G11B27/32;G11B27/34;G11B27/36;H04N5/85;H04N7/00;H04N9/804 |
主分类号 |
H04N5/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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