Method of moving optical pickup, optical pickup, and optical...

Details Method of moving optical pickup, optical pickup, and optical... Method of moving optical pickup, optical pickup, and optical...

2005-09-13

2005-09-13

Young, W. R. (Department: 2652)

Dynamic information storage or retrieval

With servo positioning of transducer assembly over track...

Optical servo system

C369S044230, C369S112020

Reexamination Certificate

active

06944104

ABSTRACT:
The present invention can simplify and miniaturize an optical pickup and further can prevent the deterioration of various characteristics even if an aberration correction mechanism is composed of a liquid crystal and the like by transmitting a drive signal of an actuator and a drive signal of an aberration correction mechanism by multiplexing them.

REFERENCES:
patent: 6034935 (2000-03-01), Kim et al.
patent: 6552984 (2003-04-01), Yamazaki et al.
patent: 6-295461 (1994-10-01), None
patent: 2001-266394 (2001-09-01), None
patent: 2002-117568 (2002-04-01), None
Electronic translation of JP 2002-117568.
Patent Abstracts of Japan, for JP 2002-117568.

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