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. 27, 2016
Filed:
Mar. 22, 2013
Applicants:
Yen-chang Wang, Hsin-Chu, TW;
Chun-wei Chen, Hsin-Chu, TW;
Inventors:
Yen-Chang Wang, Hsin-Chu, TW;
Chun-Wei Chen, Hsin-Chu, TW;
Assignee:
PIXART IMAGING INCORPORATION, Hsin-Chu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/033 (2013.01);
U.S. Cl.
CPC ...
G06F 3/033 (2013.01);
Abstract
The present invention discloses an optical displacement detection apparatus and an optical displacement detection method. The optical displacement detection apparatus includes: a light source for projecting light on a surface; an image capturing unit for generating an image signal according to light reflected from the surface; and a processing unit for generating an auto-exposure (AE) state value and an image quality (IQ) value according to the image signal, and determining an AE range according to an initial AE range, the AE state value and the IQ value.