Method for adjusting a tilt angle for an optical disc player

Details Method for adjusting a tilt angle for an optical disc player Method for adjusting a tilt angle for an optical disc player

2005-03-01

2005-03-01

Nguyen, Hoa T. (Department: 2652)

Dynamic information storage or retrieval

Condition indicating, monitoring, or testing

Including radiation storage or retrieval

C369S053190

Reexamination Certificate

active

06862257

ABSTRACT:
The present invention discloses a method for adjusting a tilt angle of an optical disc driver. The method includes the following steps. First, to move the optical pick up to close the outer end of the first and second guiding shafts. Next, the turntable drives a disc to rotate. Then, the light source provides a light to penetrate through the disc and the lens. The image sensor receives the reflection light from the disc and the lens. The monitor displays the traces projected from the reflection lights. According to the traces, the driving device adjusts the positions of the first and second guiding shafts.

REFERENCES:
patent: 5742383 (1998-04-01), Jeon
patent: 5896362 (1999-04-01), Okuda et al.
patent: 5982735 (1999-11-01), Tsai
patent: 6677565 (2004-01-01), Wahl et al.
patent: 336311 (1998-07-01), None
patent: 457477 (2001-10-01), None

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