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:
Oct. 03, 2023
Filed:
Oct. 05, 2020
Applicant:
Gwanak Analog Co., Ltd., Seoul, KR;
Inventor:
Suhwan Kim, Seoul, KR;
Assignee:
Gwanak Analog CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01K 3/00 (2006.01); H03F 3/16 (2006.01); H03F 3/45 (2006.01); H03F 3/08 (2006.01); G01N 15/02 (2006.01); H03F 3/00 (2006.01);
U.S. Cl.
CPC ...
G01K 3/005 (2013.01); H03F 3/16 (2013.01); H03F 3/45475 (2013.01); H03F 3/45744 (2013.01); G01K 2219/00 (2013.01); G01N 15/02 (2013.01); G01N 15/0205 (2013.01); H03F 3/005 (2013.01); H03F 3/087 (2013.01); H03F 3/45968 (2013.01); H03F 2200/375 (2013.01);
Abstract
An amplifier includes an amplification circuit including an input circuit receiving an input signal and configured to output an output signal by amplifying the input signal; and an offset cancelling circuit configured to cancel offset by controlling the input circuit according to activation control signal and offset control signal, wherein the offset cancelling circuit cancels the offset according to the offset control signal after the activation control signal is activated.