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 8004306 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 23, 2011

Filed:

Aug. 23, 2006
Applicants:

Hiroyuki Takahashi, Kanagawa, JP;

Hiroshi Furuta, Kanagawa, JP;

Inventors:

Hiroyuki Takahashi, Kanagawa, JP;

Hiroshi Furuta, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/26 (2006.01);
U.S. Cl.
CPC ...
Abstract

A semiconductor device according to an embodiment of the present invention includes: an oscillating circuit including a plurality of logic circuits connected in series; and an error detecting circuit receiving output signals of at least two of the plurality of logic circuits, and suspending an operation of the oscillating circuit to notify other blocks of the oscillating circuit that an error occurs in the oscillating circuit if a phase difference between the output signals is not within a predetermined phase difference range.


Find Patent Forward Citations

Takahashi, Hiroyuki. (2011). Semiconductor device (U.S. Patent No. 8004306). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8004306

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