Title:
【発明の名称】光学式記録装置
Document Type and Number:
Japanese Patent JP2930750
Kind Code:
B2
Abstract:
When an information signal is recorded by irradiating a laser beam onto an optical recording disc, a carriage error signal corresponding to a deviation of an irradiating position of a carriage in the disc radius direction and a disc error signal corresponding to the deviation in the radial direction of the disc are combined, thus obtaining a composite error signal for controlling the translation of the carriage.
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Inventors:
MATSUDA NORIO
Application Number:
JP4018091A
Publication Date:
August 03, 1999
Filing Date:
March 06, 1991
Export Citation:
Assignee:
PAIONIA KK
International Classes:
G11B7/00; G11B7/0045; G11B7/095; G11B19/20; G11B21/10; (IPC1-7): G11B7/095; G11B19/20
Domestic Patent References:
| JP214441A | ||||
| JP1173324A | ||||
| JP61158039A |
Attorney, Agent or Firm:
Fujihiko Motohiko