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. 14, 2026
Filed:
Apr. 04, 2023
Applicant:
SK Hynix Inc., Gyeonggi-do, KR;
Inventors:
Yu Jin Park, Gyeonggi-do, KR;
Jeong Eun Song, Gyeonggi-do, KR;
Assignee:
SK hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 25/709 (2023.01); H04N 25/60 (2023.01); H04N 25/78 (2023.01);
U.S. Cl.
CPC ...
H04N 25/709 (2023.01); H04N 25/60 (2023.01); H04N 25/78 (2023.01);
Abstract
Disclosed is an image sensor including a buffer circuit suitable for generating, based on at least one first signal, at least one second signal controlled during each of settling and comparison periods, a comparison circuit suitable for using an operating current having a relatively high level during the settling period and a relatively low level during the comparison period based on the second signal, and comparing a pixel signal with a ramp signal during the comparison period to generate a comparison signal.