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:
May. 28, 2019

Filed:

Jul. 17, 2017
Applicant:

Winbond Electronics Corp., Taichung, TW;

Inventor:

Chung-Zen Chen, Taichung, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 19/018 (2006.01); H03K 19/0185 (2006.01); H02M 3/155 (2006.01);
U.S. Cl.
CPC ...
H03K 19/018521 (2013.01); H02M 3/155 (2013.01);
Abstract

A voltage level shifter including a voltage level shifting circuit and a boost circuit is provided. The voltage level shifting circuit includes a first reference input end, a second reference input end, a first boosted input end, and a second boosted input end. The voltage level shifting circuit operates between a first voltage and a second voltage. The boost circuit is coupled to the voltage level shifting circuit. The boost circuit boosts the first boosted input end and the second boosted input end according to voltage values of the first reference input end and the second reference input end to reduce a transient current that flows from the first voltage to the second voltage.


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