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:
May. 30, 2023

Filed:

Oct. 27, 2020
Applicant:

Shenzhen Goodix Technology Co., Ltd., Shenzhen, CN;

Inventors:

Chao Yang, San Diego, CA (US);

Dazhi Wei, San Diego, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 5/15 (2006.01); H04N 25/71 (2023.01); H04N 25/709 (2023.01);
U.S. Cl.
CPC ...
H04N 25/745 (2023.01); H03K 5/1508 (2013.01); H04N 25/709 (2023.01); H04N 25/71 (2023.01);
Abstract

An image sensor includes image sensor cells generating an image signal in response to one or more control signals, and a first driver generating a first control signal. The first driver includes a first positive supply terminal connected to a first power supply node. The image sensor also includes a voltage generator generating a first voltage at the first power supply node, where the voltage generator includes charge pump cells to receive clock signals and to source charge to the first power supply node, a delay line including delay line elements generating clock signals, where a first charge pump cell receives a first clock signal generated by a first delay line element, where a second charge pump cell receives a second clock signal generated by a second delay line element, and where a delay between the first clock signal and the second clock signal is determined by the delay line.


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