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:
Oct. 30, 2018
Filed:
Aug. 10, 2017
GN Audio A/s, Ballerup, DK;
Allan Mejlgren Von Bulow, Ballerup, DK;
Christoffer Bovbjerg, Ballerup, DK;
GN Audio A/S, , DK;
Abstract
A signal processor () for a headset () configured with a microphone terminal () for receiving a microphone signal, a loudspeaker terminal () for outputting a loudspeaker signal, and a far-end terminal () for communicating an inbound signal and an outbound signal with a far-end; comprising: a side-tone path () configured to generate a side-tone signal from the microphone signal via a controllable side-tone filter; wherein a side-tone filter controller () receives the microphone signal and computes a first noise estimate with a signal-to-noise level of the microphone signal at respective frequency bands and based thereon controls the side-tone filter () to improve or optimize a signal-to-noise ratio.