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:
Mar. 29, 2022
Filed:
May. 13, 2019
Applicant:
Pixart Imaging Inc., Hsin-Chu County, TW;
Inventors:
Kuan Tang, Hsin-Chu County, TW;
Yi-Cheng Chiu, Hsin-Chu County, TW;
Chia-Chi Kuo, Hsin-Chu County, TW;
Jui-Te Chiu, Hsin-Chu County, TW;
Han-Chi Liu, Hsin-Chu County, TW;
Assignee:
PIXART IMAGING INC., Hsin-Chu County, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01J 1/46 (2006.01); G01J 1/44 (2006.01);
U.S. Cl.
CPC ...
G01J 1/46 (2013.01); G01J 2001/446 (2013.01);
Abstract
There is provided a circuit to improve the sensing efficiency of pixels that uses the induction effect of a capacitor to duplicate a voltage deviation caused by additional electrons and uses a circuit to cancel out the voltage deviation during reading pixel data thereby improving the sensing efficiency.