发明名称 Recording apparatus, recording method, and recording medium
摘要 A recording apparatus, a recording method, a recording medium, and an electronic camera which create an index file (IF) for holding index information of a file separately as a fixed data length portion and a variable data length portion and record the index file on the recording medium. The recording apparatus comprises creating means for creating the IF including a plurality of areas to each of which a unique identifier is assigned and recording means for recording the IF on the recording medium, wherein the creating means divides file attribute information into first attribute information of a fixed data length and second attribute information of a variable data length, holds separately a plurality pieces of first attribute information associated with a plurality of files, respectively, and a plurality pieces of second attribute information associated with the plurality of first attribute information, respectively, in the plurality of areas while the plurality pieces of first attribute information are associated with the plurality of files, respectively, and the plurality pieces of second attribute information are associated with the plurality pieces of first attribute information, respectively, and the creating means collects areas of the plurality of areas with a fixed data length as a first area group, and collects areas with a variable data length as a second area group, and holds them in the IF.
申请公布号 US2005226603(A1) 申请公布日期 2005.10.13
申请号 US20030398618 申请日期 2003.09.08
申请人 HIRABAYASHI MITSUHIRO;ARIDOME KENICHIRO;ISHIZAKA TOSHIHIRO 发明人 HIRABAYASHI MITSUHIRO;ARIDOME KENICHIRO;ISHIZAKA TOSHIHIRO
分类号 G06F12/00;G11B20/10;G11B20/12;G11B20/18;G11B27/00;G11B27/034;G11B27/10;G11B27/32;G11B27/34;H04N5/225;H04N5/76;H04N5/77;H04N5/85;H04N5/91;H04N5/92;H04N9/804;H04N9/806;H04N9/82;(IPC1-7):H04N5/781 主分类号 G06F12/00
代理机构 代理人
主权项
地址