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.

Date of Patent:
Jun. 29, 2021

Filed:

Mar. 29, 2019
Applicant:

Pixart Imaging Inc., Hsin-Chu, TW;

Inventor:

Wooi-Kip Lim, Penang, MY;

Assignee:

PIXART IMAGING INC., Hsin-Chu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/357 (2011.01); H04N 5/355 (2011.01); H01L 27/146 (2006.01); H04N 5/369 (2011.01); H04N 5/351 (2011.01);
U.S. Cl.
CPC ...
H04N 5/357 (2013.01); H01L 27/14609 (2013.01); H04N 5/3559 (2013.01);
Abstract

An image sensor includes a transistor, at least one storage capacitor and a voltage provider. The at least one storage capacitor is connected to the transistor. The voltage provider is electrically connected to the transistor and configured to provide an extra voltage for the at least one storage capacitor. The extra voltage is variable in response to images with different brightness. The image sensor includes the voltage provider to provide extra voltage to increase the charging capacity of the storage capacitor. The Signal-Noise-Ratio of the image sensor won't be affected and the fill factor is able to be maintained at a certain level.


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Lim, Wooi-Kip. (2021). Image sensor and method for increasing signal-noise-ratio thereof (U.S. Patent No. 11050956). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11050956

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