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. 13, 2020

Filed:

Jan. 22, 2020
Applicant:

M31 Technology Corporation, Hsinchu County, TW;

Inventors:

Ming-Yen Tsai, Hsinchu County, TW;

Chun-Hsiang Lai, Taichung, TW;

Assignee:

M31 TECHNOLOGY CORPORATION, Hsinchu County, TW;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03L 5/00 (2006.01); H03K 3/037 (2006.01); H03K 19/003 (2006.01); H03K 19/0185 (2006.01);
U.S. Cl.
CPC ...
H03K 3/0375 (2013.01); H03K 19/00315 (2013.01); H03K 19/018528 (2013.01);
Abstract

A level shifter includes a latch circuit, an input stage, a driver stage and a control circuit. The latch circuit is configured to generate an output signal according to a signal level at a first drive node and a signal level at a second drive node. The input stage is configured to receive an input signal to adjust a signal level at a connection node. The driver stage is configured to drive the first drive node by coupling the connection node to the first drive node according to a set of control signals. The control circuit is coupled to the input stage and the driver stage. The control circuit is configured to control the driver stage to couple the connection node to the first drive node by adjusting a signal level of each control signal in the set of control signals during a level transition of the input signal.


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