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:
Jan. 04, 2011
Filed:
Apr. 28, 2005
Chung-kai Wang, Taipei, TW;
Chien-kuo Kuan, Taipei, TW;
Chung-Kai Wang, Taipei, TW;
Chien-Kuo Kuan, Taipei, TW;
Other;
Abstract
A planar light source for use in a scanning apparatus includes a light-emitting element, a first light-guiding portion and a second light-guiding portion. The light-emitting element is arranged at a side of the scanning platform opposite to the carriage module for providing a source light. The first light-guiding portion is disposed at a first side of the light-emitting element for diffusing the source light as a first planar light to be provided for a carriage module through a scanning platform of the scanning apparatus. The second light-guiding portion is disposed at a second side of the light-emitting element opposite to the first side for diffusing the source light as a second planar light to be provided for the carriage module through the scanning platform.