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.

Patent No.:

US 7839172 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 23, 2010

Filed:

May. 27, 2009
Applicant:

Chikahiro Hori, Kanagawa-ken, JP;

Inventor:

Chikahiro Hori, Kanagawa-ken, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03K 19/0175 (2006.01);
U.S. Cl.
CPC ...
Abstract

A bidirectional buffer circuit includes a first terminal, a second terminal, a first output buffer to which a signal from the first terminal is input and which outputs the signal to the second terminal, a first one-shot buffer control circuit outputting a first control signal according to an earlier arriving signal out of a signal from the first terminal and a signal from the second terminal, a first one-shot buffer temporarily driving the second terminal by the first control signal, a second output buffer to which a signal from the second terminal is input and which outputs the signal to the first terminal, a second one-shot buffer control circuit outputting a second control signal according to an earlier arriving signal out of a signal from the first terminal and a signal from the second terminal, and a second one-shot buffer temporarily driving the first terminal by the second control signal.


Find Patent Forward Citations

Hori, Chikahiro. (2010). Bidirectional buffer circuit and signal level conversion circuit (U.S. Patent No. 7839172). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7839172

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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