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 7471600 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 30, 2008

Filed:

Jun. 06, 2005
Applicants:

Katsuhiko Fukuda, Kato, JP;

Takanobu Kashiwagi, Kato, JP;

Akiyoshi Uchida, Kawasaki, JP;

Inventors:

Katsuhiko Fukuda, Kato, JP;

Takanobu Kashiwagi, Kato, JP;

Akiyoshi Uchida, Kawasaki, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The invention provides a data recording device comprising: an interval counter; an α counter; and a segment counter, wherein the interval counter and the α counter operate with a clock having a constant frequency which is independent of clock information, the interval counter is reset when division information is detected and, also, is reset and activates the α counter when it reaches a count value corresponding to a segment length, the α counter is reset when the division information is detected and, also, is reset and increments the count value of the segment counter when it reaches a count value corresponding to a predetermined length smaller than the segment length, and the segment counter increments its count value when the division information is detected and outputs a writing inhibition signal when it reaches a count value corresponding to the frame length.


Find Patent Forward Citations

Fukuda, Katsuhiko. (2008). Data recording device (U.S. Patent No. 7471600). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7471600

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

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