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:
Jan. 03, 2017

Filed:

Mar. 14, 2013
Applicant:

I & T Tech Co., Ltd., Osaka, JP;

Inventor:

Katsuhiko Asada, Hyogo, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G08B 1/08 (2006.01); G08B 1/00 (2006.01); H04N 7/18 (2006.01); G08B 3/10 (2006.01); G08B 1/02 (2006.01);
U.S. Cl.
CPC ...
G08B 1/08 (2013.01); G08B 1/00 (2013.01); G08B 3/10 (2013.01); H04N 7/188 (2013.01); G08B 1/02 (2013.01);
Abstract

By detecting the specific frequency component included in an alarm sound by a frequency analysis and a period analysis, even under a noisy and echo environment, a reliable, almost-no-false-detecting and small-sized abnormality detection device, which can detect the alarm sound, can be realized and then an integrated security system can be realized.


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Asada, Katsuhiko. (2017). Alarm sound detection device (U.S. Patent No. 9536400). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9536400

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