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:
Jul. 16, 2019
Filed:
Apr. 11, 2016
Sintef Tto As, Trondheim, NO;
Tobias Dahl, Trondheim, NO;
Matthieu Lacolle, Trondheim, NO;
Sintef TTO AS, Trondheim, NO;
Abstract
An optical microphone arrangement comprises: an array of optical microphones () on a substrate (), each of said optical microphones FIG.() providing a signal indicative of displacement of a respective membrane () as a result of an incoming audible sound; at first processor () arranged to receive said signals from said optical microphones () and to perform a first processing step on said signals to produce a first output; and a second processor () arranged to receive at least one of said signals or said first output; wherein at least said second processor () determines presence of at least one element of human speech from said audible sound.