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.

Date of Patent:
Nov. 26, 2019

Filed:

Mar. 30, 2018
Applicants:

SK Hynix Inc., Gyeonggi-do, KR;

Seoul National University R&db Foundation, Seoul, KR;

Inventors:

Deog-Kyoon Jeong, Seoul, KR;

Jung Min Yoon, Seoul, KR;

Hyungrok Do, Seoul, KR;

Assignees:

SK hynix Inc., Gyeonggi-do, KR;

Seoul National R&DB Foundation, Seoul, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 11/4091 (2006.01); H03F 3/45 (2006.01); G11C 11/4099 (2006.01); H03F 1/02 (2006.01); G11C 11/4094 (2006.01); G11C 7/06 (2006.01); G11C 7/08 (2006.01); G11C 7/22 (2006.01); G11C 11/4076 (2006.01);
U.S. Cl.
CPC ...
G11C 11/4091 (2013.01); G11C 7/065 (2013.01); G11C 7/08 (2013.01); G11C 7/227 (2013.01); G11C 11/4076 (2013.01); G11C 11/4094 (2013.01); G11C 11/4099 (2013.01); H03F 1/0216 (2013.01); H03F 3/45264 (2013.01); H03F 2200/375 (2013.01); H03F 2200/453 (2013.01); H03F 2200/87 (2013.01); H03F 2203/45588 (2013.01); H03F 2203/45681 (2013.01);
Abstract

An integrated circuit includes: an amplifier circuit including a first inverter and a second inverter to amplify a voltage difference between a first line and a second line; a replica amplifier circuit including a first replica inverter having an input terminal and an output terminal which are coupled to a second replica line and replicating the first inverter, and that includes a second replica inverter having an input terminal and an output terminal which are coupled to a first replica line and replicating the second inverter; and a current control circuit suitable for controlling an amount of a current sourced to the replica amplifier circuit and an amount of a current sunken from the replica amplifier circuit based on comparison of an average level between a voltage of the first replica line and a voltage of the second replica line with a level of a target voltage.


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