Title:
RECORDER, RECORDING METHOD AND RECORDING MEDIUM
Document Type and Number:
Japanese Patent JP3695581
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a recorder generating an index file(IF) where index information on the file is divided into the part of fixed data length and the part of variable data length and they are stored and recording the file in a recording medium, and to provide a recording method, the recording medium and an electronic camera.
SOLUTION: The recorder is provided with a generating means generating IF including a plurality of areas to which intrinsic identifiers are allocated and a recording means recording IF in the recording medium. The generating means divides attribute information on the file into first attribute information on fixed data length and second attribute information on variable data length and stores them in a plurality of areas while a plurality of pieces of first attribute information on a plurality of files are associated with the plurality of files and a plurality of pieces of second attribute information on a plurality of pieces of the first attribute information with a plurality of pieces of the first attribute information. The areas of fixed data length are gathered as a first area group among the plurality of areas and the areas of variable data length are gathered as a second area group so as to store them in IF.
Inventors:
Mitsuhiro Hirabayashi
Kenichiro Aridome
Toshiya Ishizaka
Kenichiro Aridome
Toshiya Ishizaka
Application Number:
JP2001240243A
Publication Date:
September 14, 2005
Filing Date:
August 08, 2001
Export Citation:
Assignee:
ソニー株式会社
International Classes:
G06F12/00; G11B20/10; G11B20/12; G11B20/18; G11B27/00; G11B27/034; G11B27/10; G11B27/32; G11B27/34; H04N5/225; H04N5/76; H04N5/77; H04N5/91; H04N5/92; H04N5/85; H04N9/804; H04N9/806; H04N9/82; (IPC1-7): G11B27/00; G06F12/00; G11B20/12; H04N5/76; H04N5/91
Domestic Patent References:
| JP2002170361A | ||||
| JP2001084705A |
Attorney, Agent or Firm:
Yoshio Inamoto