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:
Jul. 18, 2023
Filed:
Oct. 22, 2020
Applicant:
SK Hynix Inc., Gyeonggi-do, KR;
Inventors:
Eun Jun Kim, Gyeonggi-do, KR;
Jin Seon Kim, Gyeonggi-do, KR;
Assignee:
SK hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 25/75 (2023.01); G05F 3/26 (2006.01); H04N 25/78 (2023.01);
U.S. Cl.
CPC ...
H04N 25/75 (2023.01); G05F 3/262 (2013.01); H04N 25/78 (2023.01);
Abstract
An image sensing device and an operating method thereof. The image sensing device includes a ramp signal generation circuit suitable for generating a ramp signal which corresponds to an analog gain, based on a main bias voltage, a cascode bias voltage and a plurality of ramp code signals, a bias voltage generation circuit suitable for generating the main bias voltage and the cascode bias voltage according to the analog gain, and a boost circuit suitable for boosting an output terminal of the cascode bias voltage according to the analog gain.