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.:
Date of Patent:
Feb. 14, 2023
Filed:
Sep. 08, 2021
Applicant:
Lite-on Technology Corporation, Taipei, TW;
Inventors:
Su-Chen Lin, Taipei, TW;
Chun-Yen Chen, Taipei, TW;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08B 21/18 (2006.01); G10L 25/51 (2013.01);
U.S. Cl.
CPC ...
G08B 21/182 (2013.01); G10L 25/51 (2013.01);
Abstract
An alarm detection device includes: a sound receiver for receiving an external sound to output a first signal; a signal processing circuit coupled to the sound receiver, for receiving the first signal to output a second signal; and an alarm decision circuit coupled to the signal processing circuit, during a time range, when a number of the second signals meeting a trigger criteria is equal to a predetermined value, the alarm decision circuit outputting an alarm signal.