US 9,813,806 B2
Integrated beamforming microphone array and ceiling or wall tile
Derek Graham, South Jordan, UT (US); David K. Lambert, South Jordan, UT (US); and Michael Braithwaite, Austin, TX (US)
Assigned to ClearOne, Inc., Salt Lake City, UT (US)
Filed by ClearOne Inc., Salt Lake City, UT (US)
Filed on Sep. 3, 2014, as Appl. No. 14/475,849.
Application 14/475,849 is a continuation of application No. 14/276,438, filed on May 13, 2014, granted, now 9,294,839.
Application 14/276,438 is a continuation of application No. 14/191,511, filed on Feb. 27, 2014, abandoned.
Claims priority of provisional application 61/828,524, filed on May 29, 2013.
Claims priority of provisional application 61/771,751, filed on Mar. 1, 2013.
Prior Publication US 2015/0078582 A1, Mar. 19, 2015
Int. Cl. H04R 3/00 (2006.01); H04R 1/40 (2006.01); H04R 17/02 (2006.01); H04R 1/08 (2006.01); H04R 3/04 (2006.01)
CPC H04R 1/406 (2013.01) [H04R 1/08 (2013.01); H04R 3/005 (2013.01); H04R 3/04 (2013.01); H04R 17/02 (2013.01); H04R 2201/021 (2013.01); H04R 2430/23 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A ceiling tile beamforming microphone array that integrates a ceiling tile with a beamforming microphone array into a single unit where the ceiling tile is used in a drop ceiling mounting configuration, comprising:
a beamforming microphone array that includes a plurality of microphones that picks up audio input signals; and
a ceiling tile with an outer surface on the front side of said ceiling tile wherein said outer surface is acoustically transparent, said beamforming microphone array integrated into said ceiling tile as a single unit, said beamforming microphone array picks up said audio input signals through said outer surface of said ceiling tile;
wherein the ceiling tile beamforming microphone array is used in a drop ceiling mounting configuration,
wherein said beamforming microphone array is coupled to the back side of said ceiling tile and all or part of said beamforming microphone array is in the drop space of the drop ceiling.