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:
Feb. 23, 2021
Filed:
Sep. 11, 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 5/335 (2011.01); H03K 4/502 (2006.01); H04N 5/374 (2011.01); H03K 4/90 (2006.01); H03M 1/56 (2006.01); H04N 5/378 (2011.01); H04N 5/376 (2011.01);
U.S. Cl.
CPC ...
H03K 4/502 (2013.01); H03K 4/90 (2013.01); H03M 1/56 (2013.01); H04N 5/378 (2013.01); H04N 5/3742 (2013.01); H04N 5/376 (2013.01);
Abstract
A ramp signal generation device includes a sampling circuit suitable for sampling a ramp current and storing a voltage corresponding to the sampled ramp current; a current maintaining circuit suitable for maintaining the ramp current; a current transferring circuit suitable for transferring a current corresponding to the voltage stored on the sampling circuit; and a current-to-voltage converter suitable for converting and generating a ramp voltage corresponding to the current transferred from the current transferring circuit.