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:
Jun. 16, 2020

Filed:

Sep. 18, 2019
Applicant:

Socionext Inc., Kanagawa, JP;

Inventor:

Masanobu Hirose, Yokohama, JP;

Assignee:

SOCIONEXT INC., Kanagawa, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 5/14 (2006.01); H03K 17/56 (2006.01);
U.S. Cl.
CPC ...
G11C 5/148 (2013.01); H03K 17/56 (2013.01);
Abstract

In a semiconductor integrated circuit employing power gating, a control input signal is propagated to one or more first power switches through a first propagation path and to one or more second power switches through a second propagation path. A restoration determination circuit receives a first signal of the first propagation path and a second signal of the second propagation path and generates a control output signal. When the control signal performs restoration transition, the restoration determination circuit causes the control output signal to perform the restoration transition in accordance with a later timing of timings of restoration transitions of the first and second signals.


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