US 12,133,055 B2
Acoustic monitoring using a sound masking emitter as a sensor
Christopher Calisi, Middleton, MA (US); Faruk Bursal, Waltham, MA (US); and Robert Fleming, Lynnfield, MA (US)
Assigned to Biamp Systems, LLC, Beaverton, OR (US)
Filed by Biamp Systems, LLC, Beaverton, OR (US)
Filed on Mar. 9, 2023, as Appl. No. 18/181,509.
Application 18/181,509 is a continuation of application No. 17/393,343, filed on Aug. 3, 2021, granted, now 11,627,424.
Application 17/393,343 is a continuation of application No. 16/658,028, filed on Oct. 19, 2019, granted, now 11,082,787, issued on Aug. 3, 2021.
Claims priority of provisional application 62/747,794, filed on Oct. 19, 2018.
Prior Publication US 2023/0217198 A1, Jul. 6, 2023
Int. Cl. H04R 29/00 (2006.01); G10K 11/175 (2006.01); H04R 1/40 (2006.01); H04R 3/12 (2006.01); H04R 5/02 (2006.01); H04R 5/04 (2006.01); H04S 3/00 (2006.01)
CPC H04R 29/002 (2013.01) [G10K 11/175 (2013.01); G10K 11/1752 (2020.05); H04R 1/403 (2013.01); H04R 3/12 (2013.01); H04R 5/02 (2013.01); H04R 5/04 (2013.01); H04S 3/008 (2013.01); H04S 2400/01 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A system comprising:
a plurality of sound emitters configured to receive corresponding audio signals from an audio controller via a plurality of corresponding channels; and
a relay circuit disposed in each one of the plurality of corresponding channels, between the audio controller and the plurality of sound emitters, the relay circuit configured to activate a sound sensor to cause a corresponding one of the plurality of sound emitters to detect an ambient sound.