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:
Sep. 29, 2020

Filed:

May. 19, 2019
Applicant:

Novatek Microelectronics Corp., Hsin-Chu, TW;

Inventor:

Hsiang-Yi Chiu, New Taipei, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 3/012 (2006.01); H03K 19/0175 (2006.01); H03K 19/0185 (2006.01); H03K 3/037 (2006.01);
U.S. Cl.
CPC ...
H03K 19/017509 (2013.01); H03K 3/012 (2013.01); H03K 3/037 (2013.01); H03K 19/018507 (2013.01);
Abstract

A level shifter is disclosed. The level shifter comprises a pulse generating circuit, configured to receive an input signal, and generate a plurality of first-level pulses having a pulse width shorter than a pulse width of the input signal, wherein the input signal swings over a first voltage domain; a pulse transforming circuit, coupled to the pulse generating circuit, configured to generate a plurality of second-level pulses corresponding to the plurality of first-level pulses; and a latching circuit, coupled to the pulse transforming circuit, configured to generate an output signal by latching a status of the output signal in response to the plurality of second-level pulses, wherein the output signal swings over a second voltage domain.


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