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:
Nov. 12, 2019

Filed:

Dec. 28, 2017
Applicant:

Roost, Inc., Sunnyvale, CA (US);

Inventors:

Roel Peeters, San Carlos, CA (US);

James Blackwell, Los Gatos, CA (US);

Assignee:

Roost, Inc., Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08B 29/00 (2006.01); G08B 17/10 (2006.01); G08B 1/08 (2006.01); G08B 29/18 (2006.01); G08B 25/10 (2006.01); G08B 17/113 (2006.01);
U.S. Cl.
CPC ...
G08B 17/10 (2013.01); G08B 1/08 (2013.01); G08B 25/10 (2013.01); G08B 29/181 (2013.01); G08B 17/113 (2013.01);
Abstract

A communication device comprises a processing circuit having at least two modes, a sleep mode and an awake mode, a wireless communications circuit that can wirelessly send a message as to whether an alarm has been triggered, and a passive sensor, powered by audio signals impinging on the passive sensor, that provides at least an approximation of an audio signal to the processing circuit so as to cause the processing circuit to switch between the at least two modes. The communication device can be housed in a housing sized to fit into a battery compartment.


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