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.:

US 8109651 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 07, 2012

Filed:

Oct. 02, 2008
Applicant:

San-tang Chen, Taipei, TW;

Inventor:

San-Tang Chen, Taipei, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 33/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A light projecting apparatus of a scanner module and a method for arranging the light sources thereof are provided. The light projecting module includes a substrate with a first end, a second end and a middle section. The first end and the second end are respectively positioned at both sides of the middle section. The light projecting module also includes multiple light emitting diodes (LEDs) positioned on the substrate. An arrangement spacing interval is formed between every two adjacent light emitting diodes; the arrangement spacing intervals are respectively decreased gradually from the middle section toward both the first end and the second end.


Find Patent Forward Citations

Chen, San-Tang. (2012). Light projecting apparatus of scanner module and method for arranging light sources thereof (U.S. Patent No. 8109651). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8109651

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