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:
Feb. 15, 2011

Filed:

Oct. 28, 2009
Applicant:

Shohei Osaka, Niiza, JP;

Inventor:

Shohei Osaka, Niiza, JP;

Assignee:

Sanken Electric Co., Ltd., Niiza-shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03L 5/00 (2006.01); H03K 19/0175 (2006.01);
U.S. Cl.
CPC ...
Abstract

A level shift circuit shifts a first voltage level to a second voltage level that is different from the first voltage level. The level shift circuit includes a set-level circuitconfigured to detect and transmit a set signal that is used to set a logic voltage state based on the second voltage level, a reset-level circuitconfigured to detect and transmit a reset signal that is used to reset the logic voltage state based on the second voltage level, and a reference-level circuit Cconfigured to provide a reference signal that is used to detect the set signal and reset signal based on the second voltage level. The set-level circuit, reset-level circuit, and reference-level circuit transmit signals from the first voltage level to the second voltage level through capacitors C, C, and C, respectively.


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