Optical pickup actuator in writing and reading device

Details Optical pickup actuator in writing and reading device Optical pickup actuator in writing and reading device

2011-03-15

2011-03-15

Huber, Paul (Department: 2627)

Dynamic information storage or retrieval

With servo positioning of transducer assembly over track...

Optical servo system

C369S044220

Reexamination Certificate

active

07907479

ABSTRACT:
An optical writing and reading device includes: a base; a main shaft holder fixed to the base; a main shaft supported by the main shaft holder; a pickup base supported by and moving along the main shaft; an optical pick-up actuator formed at the pickup base; an optical system for emitting and receiving a light to and from the optical pick-up actuator to write or read data on or from an optical disk; and a turntable and a spindle motor for rotating the optical disk.

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