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:
Aug. 12, 2014

Filed:

Dec. 23, 2011
Applicants:

Yoshito Otaguro, Kyoto, JP;

Shinichi Miura, Kyoto, JP;

Inventors:

Yoshito Otaguro, Kyoto, JP;

Shinichi Miura, Kyoto, JP;

Assignee:

Rohm Co., Ltd., Kyoto, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 5/02 (2006.01); G01H 13/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Calibrating a frequency filter includes applying a series of input electrical signals at different frequencies to a shock sensor, using circuitry to identify a particular one of the frequencies as a resonance frequency of the shock sensor based on responses of the shock sensor to the series of input signals, and setting a center frequency of the notch filter equal to the particular frequency identified as the resonance frequency of the shock sensor.


Find Patent Forward Citations

Otaguro, Yoshito. (2014). Calibration of a resonance frequency filter (U.S. Patent No. 8804265). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8804265

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

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