Optical pickup control system for an optical disc having recorde

Details Optical pickup control system for an optical disc having recorde Optical pickup control system for an optical disc having recorde

1994-05-20

1995-11-07

Epps, Georgia Y.

Dynamic information storage or retrieval

Condition indicating, monitoring, or testing

Including radiation storage or retrieval

369 54, 369 4425, G11B 700

Patent

active

054652456

ABSTRACT:
An optical pickup control system has an optical pickup for reproducing information recorded on an optical disc, a memory storing data on the position of a recorded area of the information and on the position of an unrecorded area of the disc. A control device is provided for controlling the pickup based on the data stored in the memory and stopping radial movement of the pickup on the disc when the pickup reaches the unrecorded area.

REFERENCES:
patent: 5003521 (1991-03-01), Yoshida et al.
patent: 5053898 (1991-10-01), Hashimoto et al.
patent: 5081616 (1992-01-01), Kitahara et al.
patent: 5130967 (1992-07-01), Tanaka et al.
patent: 5153866 (1992-10-01), Satoh et al.

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