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:
Nov. 24, 2015
Filed:
Apr. 22, 2014
Applicant:
Pixart Imaging (Penang) Sdn. Bhd., Penang, MY;
Inventors:
Assignee:
PixArt Imaging (Penang) SDN. BHD., Phase III Bayan Lepas Free Industrial Zone, Penang, MY;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H05B 37/03 (2006.01); H01S 5/0683 (2006.01); H05B 33/08 (2006.01);
U.S. Cl.
CPC ...
H05B 37/03 (2013.01); H01S 5/0683 (2013.01); H05B 33/0887 (2013.01);
Abstract
An optical navigation sensor includes: a driving circuit and a charge pump. The driving circuit is employed for driving a light source externally connected to the optical navigation sensor. The charge pump is employed for intermittently performing an operation of providing a first supply voltage to the light source. When the driving circuit drives the light source, the charge pump does not perform the operation of providing the first supply voltage to the light source.