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:
May. 20, 2025
Filed:
Jan. 23, 2024
Applicant:
SK Hynix Inc., Gyeonggi-do, KR;
Inventors:
Han Sol Park, Gyeonggi-do, KR;
Shin Hoo Kim, Gyeonggi-do, KR;
Assignee:
SK hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 25/78 (2023.01); H04N 25/772 (2023.01);
U.S. Cl.
CPC ...
H04N 25/78 (2023.01); H04N 25/772 (2023.01);
Abstract
A readout circuit and an image sensing device including the same are disclosed. The readout circuit includes a ramp signal generator configured to generate a ramp signal having first noise, a sampling circuit configured to generate a pixel sampling signal having second noise by sampling a pixel signal, and a conversion circuit configured to compare the ramp signal with the pixel sampling signal and offset the first noise and the second noise based on the comparison result.