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:
Oct. 05, 2021

Filed:

Feb. 11, 2020
Applicant:

Taiwan Semiconductor Manufacturing Company Limited, Hsinchu, TW;

Inventors:

Yen-An Chang, Hsinchu, TW;

Chieh-Pu Lo, Hsinchu, TW;

Yi-Chun Shih, Taipei, TW;

Chia-Fu Lee, Hsinchu, TW;

Yu-Der Chih, Hsinchu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05F 1/575 (2006.01); G11C 11/16 (2006.01);
U.S. Cl.
CPC ...
G05F 1/575 (2013.01); G11C 11/1697 (2013.01);
Abstract

In an embodiment, a voltage regulation circuit includes a regulation circuit with a voltage regulator that provides an output voltage and a control circuit, coupled to the voltage regulator. The control circuit pulls up the output voltage to a reference voltage responsive to the control circuit detecting that a first voltage level of the output voltage is lower than a predefined voltage level. The control circuit decouples the output voltage from the reference voltage responsive to the control circuit detecting that the first voltage level of the output voltage is higher than the predefined voltage level.


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