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 7242217 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 10, 2007

Filed:

Dec. 01, 2004
Applicants:

Darren Van Wageningen, Kanta, CA;

Curt Wortman, Ottawa, CA;

Inventors:

Darren van Wageningen, Kanta, CA;

Curt Wortman, Ottawa, CA;

Assignee:

Altera Corporation, San Jose, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03K 19/173 (2006.01); H03K 19/177 (2006.01); H03K 19/00 (2006.01); G06F 7/38 (2006.01); H01L 25/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Techniques for reducing the frequency of an output signal from a hard intellectual property (HIP) block on an integrated circuit are provided. By reducing the frequency of the output signal, circuit blocks in the integrated circuit that operate at a lower frequency than the HIP block are able to capture the output signal. A plurality of serially coupled flip-flops store values of an HIP output signal during each period of the output signal. Logic circuitry then generates a lower frequency HIP output signal in response to the values stored in the flip-flops. Also, a flip-flop can generate a heartbeat signal that is used to determine whether a signal within an HIP block is operating properly.


Find Patent Forward Citations

van Wageningen, Darren. (2007). Output reporting techniques for hard intellectual property blocks (U.S. Patent No. 7242217). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7242217

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

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