Optical disk drive, and a method of assembling it

Dynamic information storage or retrieval – With servo positioning of transducer assembly over track... – Optical servo system

Reexamination Certificate

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Details

C369S044160, C720S658000, C720S659000, C720S681000, C720S682000, C720S683000, C720S685000

Reexamination Certificate

active

10524407

ABSTRACT:
An optical disk drive includes an optical pick-up unit having a fixed part with at least a light source, and a movable part mounted on a guide. The movable part includes a mirror, a focusing lens, and lens-moving elements. The movable part is adapted to move a focused beam along the disk. A single PCB is provided having a signal connection to the lens-moving elements on the movable part of the pick-up unit though flexible wires. The PCB serves as a mounting base for the fixed part of the optical pick-up unit, the guide, and the drive motor.

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patent: 2001053393 (2001-02-01), None

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