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:
Aug. 09, 2022
Filed:
Jan. 13, 2021
Applicant:
SK Hynix Inc., Icheon-si, KR;
Inventor:
Young Jin Moon, Icheon-si, KR;
Assignee:
SK hynix Inc., Icheon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/28 (2006.01);
U.S. Cl.
CPC ...
G01R 31/2856 (2013.01); G01R 31/2879 (2013.01);
Abstract
A semiconductor device includes a voltage comparison circuit and a calibration control circuit. The voltage comparison circuit compares test reference voltages and generates a comparison result signal. The calibration control circuit controls an offset value of the voltage comparison circuit.