IP Library › Granted Patent US 6,996,046
Granted Patent B2
US 6,996,046 · App. 10/112,791 · Granted Feb 7, 2006

Information recording apparatus and method

Assignee: Hitachi, Ltd.
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Quick Facts
Patent No.
US 6,996,046
App. No.
10/112,791
Granted
Feb 7, 2006
Kind
B2
Abstract

An information recording technique which, even when an interruption of recording operation takes place for some reasons, can make the most of the features of a recording medium and can record data on the medium with a good reliability. This can be realized by changing abnormality judging conditions according to the type of the recording medium and changing record resuming conditions after the interruption of the recording operation.

Claims (53)

1. An information recording apparatus for recording information on a plurality of types of optical disks, comprising:

means for changing abnormality judging conditions according to the type of the optical disk to interrupt recording operation; and

portion for interrupting the recording operation during recording operation of the information on the basis of said abnormality judging conditions,

wherein said abnormality is vibration or abnormal control, and said optical disks include rewritable and unrewritable optical disks.

2. An information recording apparatus as set forth in claim 1 , further comprising means for changing record resuming conditions to said optical disk according to the type of said optical disk when an abnormality causes interruption of the recording operation.

3. An information recording apparatus for recording information on a plurality of types of optical disks, comprising:

means for changing record resuming conditions to the optical disk according to the type of the optical disk when an abnormality causes interruption of recording operation; and

means for resuming the recording operation on the basis of said record resuming conditions when the recording operation is resumed after the interruption of the recording operation caused by said abnormality.

4. An information recording apparatus as set forth in claim 3 , wherein said abnormality is vibration or abnormal control, and said optical disks include rewritable and unrewritable optical disks for recording said information on a predetermined record unit basis, said record resuming conditions are record resuming position conditions, a record resuming position when said optical disk is the rewritable optical disk is a start point of a record unit where the interruption of the recording operation took place, and a record resuming position when said optical disk is the unrewritable optical disk is a position in the vicinity of a location where the interruption of the recording operation took place.

5. An information recording apparatus for recording information on a plurality of types of optical disks, comprising:

recording/reproducing means for recording information on the optical disk or reproducing information from the optical disk;

optical disk identifying means for identifying the type of the optical disk;

abnormality detecting means for detecting an abnormality, wherein said abnormality is vibration or abnormal control;

abnormal level judging means for judging whether or not an abnormality level detected by said abnormality detecting means is not lower than a predetermined level;

judgement level setting means for setting an abnormality judgement level of said abnormal level judging means on the basis of an identified result of said optical disk identifying means;

record interrupting means for interrupting recording operation of said recording/reproducing means when said abnormal level judging means determines that said abnormality level is not lower than said abnormality judgement level;

record interrupted-position detecting means for detecting an interrupted position of recording operation to the optical disk;

record resuming-position setting means for setting record resuming position conditions on the basis of an identified result of said optical disk identifying means; and

record resuming means for resuming the recording operation from a position set by said record resuming-position setting means.

6. An information recording apparatus for recording information on a plurality of types of optical disks, comprising:

recording/reproducing means for recording information on the optical disk and reproducing information from the optical disk;

optical disk identifying means for identifying the type of the optical disk; record interrupted-position detecting means for detecting a position of recording operation interrupted by an abnormality;

record resuming-position setting means for setting record resuming position conditions on the basis of an identified result of said optical disk identifying means; and

record resuming means for resuming the recording operation from a position set by said record resuming-position setting means.

7. An information recording apparatus for recording AV information on a plurality of types of optical disks, comprising:

a system controller for controlling said information recording apparatus;

a recorder/reproducer for recording the AV information on the optical disk and reproducing AV information from the optical disk; and

an abnormality detector for detecting an abnormality,

wherein said system controller sets an abnormality judgement level to interrupt the recording operation according to the type of the optical disk, said recorder/reproducer records the AV information on the optical disk, and, when an abnormality level detected y said abnormality detector during the recording operation of the AV information is not lower than said abnormality judgement level, said recorder/reproducer interrupts the recording operation,

wherein said abnormality is vibration or abnormal control, and said system controller sets record resuming position conditions according to the type of the optical disk, detects a record interrupted position when the recording operation of the AV information of said recorder/reproducer was interrupted, and resumes the recording operation of the AV information of said recorder/reproducer from a position based on said record resuming position conditions in a record unit including said record interrupted position.

8. An information recording apparatus for recording AV information on a plurality of types of optical disks on a predetermined record unit basis, comprising:

a system controller configured to control said information recording apparatus; and

a recorder/reproducer configured to record the AV information on the optical disk or to reproduce the AV information from the optical disk, and

wherein said system controller sets record resuming position conditions according to the type of the optical disk, detects a record interrupted position when the recording operation of the AV information of said recorder/reproducer was interrupted, and resumes the recording operation of the AV information of said recorder/reproducer from a position based on said record resuming position conditions in a record unit including said record interrupted position.

9. An information recording method for recording information on a plurality of types of optical disks, comprising:

changing abnormality judging conditions according to the type of the optical disk to interrupt recording operation; and

interrupting the recording operation during the recording operation of the information on the basis of said abnormality judging conditions,

wherein record resuming conditions to the optical disk according to the type of the optical disk is changed when an abnormality causes interruption of the recording operation.

10. An information recording method as set forth in claim 9 , wherein said abnormality is vibration or abnormal control.

11. An information recording method for recording information on a plurality of types of optical disks, comprising:

changing record resuming conditions to the optical disk according to the type of the optical disk when an abnormality causes interruption of the recording operation; and

resuming the recording operation on the basis of said record resuming conditions when the recording operation is resumed after the interruption of the recording operation caused by said abnormality.

12. An information recording method for recording information on a plurality of types of optical disks, comprising:

identifying the type of the optical disk;

setting an abnormality judgement level for judgement of whether or not an abnormality level is not lower than a predetermined level on the basis of a disk type identified result, wherein said abnormality is vibration or abnormal control;

interrupting the recording operation to the optical disk when it is determined that said abnormality level is not lower than said abnormality judgement level;

detecting an interrupted position information indicative of an interrupted position of recording operation; and

resuming the recording operation on the basis of said interrupted position information when recording operation is resumed.

13. An information recording apparatus for recording information on a plurality of types of optical disks, comprising:

means for changing abnormality judging conditions according to the type of the optical disk to interrupt recording operation;

portion for interrupting the recording operation during recording operation of the information on the basis of said abnormality judging conditions; and

means for changing record resuming conditions to said optical disk according to the type of said optical disk when an abnormality causes interruption of the recording operation.

14. An information recording apparatus as set forth in claim 13 , wherein said abnormality is vibration or abnormal control.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 12, 2013
From: HITACHI, LTD.
To: HITACHI CONSUMER ELECTRONICS CO., LTD.
Reel/Frame 030802/0610 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 24, 2002
From: ONO, HIROAKI; ISHITOBL, TATSUYA
To: HITACHI, LTD.
Reel/Frame 013129/0943 →
Priority Claims (1)
JP 2001-380839 · Dec 14, 2001 · national
Continuity (1)
Related Publication 20030112728A1 · Jun 19, 2003