The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 13, 2005
Filed:
Mar. 18, 2003
Applicants:
In-shuen Lee, Taipei, TW;
Cheng-fu Lee, Taipei, TW;
Inventors:
In-Shuen Lee, Taipei, TW;
Cheng-Fu Lee, Taipei, TW;
Assignee:
Lite-On It Corporation, Taipei, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B017/04 ;
U.S. Cl.
CPC ...
Abstract
A disc detection apparatus for a slot-in optical disc drive. The apparatus includes a body, a light emitting device, a rolling unit, and a light receiving device. The light emitting device is disposed on the body, as is the rolling unit. The light receiving device is disposed on the rolling unit, wherein the light receiving device and the rolling unit are integral, conserving considerable deployment space.