Recording apparatus, abnormality detection method, and program

Details Recording apparatus, abnormality detection method, and program Recording apparatus, abnormality detection method, and program

2007-06-18

2010-11-16

Young, Wayne R (Department: 2627)

Dynamic information storage or retrieval

Condition indicating, monitoring, or testing

Including radiation storage or retrieval

C369S047140, C369S047550, C369S053310, C369S053370, C369S053450

Reexamination Certificate

active

07835240

ABSTRACT:
A recording apparatus recording data on an optical disk includes a management information checking unit that determines whether or not management information on the optical disk for managing the data recorded on the optical disk exists by checking for management information on the optical disk when the optical disk is inserted in the recording apparatus; an area usage checking unit that determines whether or not a usage history of an optical disk area for optimizing recording power exists by checking a use condition of the optical disk area for optimizing recording power; and an abnormality detection unit that determines whether or not an optical disk abnormality exists in accordance with the presence or absence of management information on the optical disk and the presence or absence of a usage history of the optical disk area for optimizing recording power.

REFERENCES:
patent: 7554580 (2009-06-01), Katayama
patent: 2006/0233078 (2006-10-01), Terada et al.
patent: 05028627 (1993-02-01), None
patent: P2005-004912 (2005-01-01), None

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