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. 08, 2022

Filed:

Jul. 29, 2021
Applicant:

E Ink Holdings Inc., Hsinchu, TW;

Inventors:

Chuen-Jen Liu, Hsinchu, TW;

Liang-Yu Yan, Hsinchu, TW;

Assignee:

E Ink Holdings Inc., Hsinchu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/34 (2006.01); G09G 3/20 (2006.01);
U.S. Cl.
CPC ...
G09G 3/344 (2013.01); G09G 3/2007 (2013.01); G09G 2330/028 (2013.01); G09G 2370/00 (2013.01);
Abstract

The present disclosure relates to a voltage regulating circuit, including an impedance circuit, a control unit and a power supply circuit. The impedance circuit has a first node and a second node, wherein the second node is electrically coupled to a load. The control unit is electrically coupled to the first node and configured to control a first voltage value of the first node according to a control signal. An input terminal of the power supply circuit is electrically coupled to the second node. An output of the power supply circuit is electrically coupled to the load. The power supply circuit is configured d to output a control voltage to the load according to a second voltage value of the second node.


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