US 12,406,647 B2
Flow controlled sound generation apparatus
Manjirnath Chatterjee, San Francisco, CA (US)
Assigned to DeftIO LLC, Bellevue, WA (US)
Filed by DeftIO LLC, Bellevue, WA (US)
Filed on Feb. 2, 2024, as Appl. No. 18/431,468.
Application 18/431,468 is a continuation of application No. 17/687,479, filed on Mar. 4, 2022, granted, now 11,893,974.
Prior Publication US 2024/0257791 A1, Aug. 1, 2024
Int. Cl. G10K 7/00 (2006.01); G10K 9/20 (2006.01)
CPC G10K 7/00 (2013.01) [G10K 7/005 (2013.01); G10K 9/20 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A sound generation system comprising:
a controller;
a fluid pump connected to the controller to receive commands, the fluid pump being operable to produce an air flow through a sound channel; and
a sound control medium disposed within the sound channel, wherein the sound control medium receives and modulates the airflow to produce pressure waves at a plurality of audible frequencies, the sound control medium including a valve redirector that is operable to redirect a back flow of the air flow through one or more waste channels in accordance with a desired audible frequency of the plurality of audible frequencies.