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:
Nov. 24, 2020

Filed:

Nov. 14, 2018
Applicant:

SK Hynix Inc., Gyeonggi-do, KR;

Inventor:

Tae-Gyu Kim, Gyeonggi-do, KR;

Assignee:

SK hynix Inc., Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/378 (2011.01); H03K 4/02 (2006.01); H03M 1/16 (2006.01); H04N 5/3745 (2011.01);
U.S. Cl.
CPC ...
H04N 5/378 (2013.01); H03K 4/026 (2013.01); H03M 1/162 (2013.01); H04N 5/37455 (2013.01);
Abstract

An image sensing device includes: a first source ramp voltage generation circuit suitable for generating a first source ramp voltage that is adjusted a first voltage unit for each first period, a second source ramp voltage generation circuit suitable for generating a second source ramp voltage that is adjusted the first voltage unit for each first period and has a set voltage difference from the first source ramp voltage, and a ramp voltage generation circuit suitable for generating a ramp voltage that is adjusted a second voltage unit that is less than the first voltage unit for each second period that is shorter than the first period based on the first and second source ramp voltages and a plurality of first control signals.


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