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 7480844 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 20, 2009

Filed:

Jun. 21, 2005
Applicants:

Shouji Sakuma, Kasugai, JP;

Shinji Fukasawa, Kasugai, JP;

Inventors:

Shouji Sakuma, Kasugai, JP;

Shinji Fukasawa, Kasugai, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/28 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for eliminating a hold error from a scan chain configured by connecting a plurality of data holding circuits with wiring. The method includes reordering the data holding circuits using the wiring as a delay element to eliminate hold errors from the scan chain. This method eliminates hold errors from the data holding circuits. This keeps the number of buffer circuits inserted between the data holding circuits small and shortens the processing time required for correcting the hold error.


Find Patent Forward Citations

Sakuma, Shouji. (2009). Method for eliminating hold error in scan chain (U.S. Patent No. 7480844). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7480844

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

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