Recording and reproducing apparatus and recording method

Details Recording and reproducing apparatus and recording method Recording and reproducing apparatus and recording method

2006-10-27

2010-10-26

Haley, Joseph (Department: 2627)

Dynamic information storage or retrieval

Information location or remote operator actuated control

Selective addressing of storage medium

Reexamination Certificate

active

07821882

ABSTRACT:
According to the present invention, there is provided a recording and reproducing apparatus including: a reproduction memory that stores compressed data read out on a sector basis from a recording medium containing the compressed data compression-coded on a block basis; a recording memory that records on a sector basis a desired part of the compressed data stored in the reproduction memory; a reproduction unit that decompression-decodes on a block basis the compressed data read out from the reproduction memory or the recording memory; and a recording unit that, in response to designation of the compressed data from a desired sector onward as the compressed data to be recorded in the recording memory, detects a first-encountered sector that includes the start position of the block in the compressed data from the designated sector onward after the start position of the designated sector, and records the compressed data from the detected sector onward in the recording memory.

REFERENCES:
patent: 5537217 (1996-07-01), Kajita et al.
patent: 6330394 (2001-12-01), Itoi
patent: 7610434 (2009-10-01), Saito et al.
patent: 10-257437 (1998-09-01), None
patent: 2001-266475 (2001-09-01), None
patent: 2003-331524 (2003-11-01), None
patent: WO 2005050453 (2005-06-01), None
Japanese Office Action for Application No. 2005-318212, Mailed Jul. 9, 2010 w/English Translation, 5 pges.

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