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US 11,893,974 B2Granted
Flow controlled sound generation apparatus
AssigneeDeftIO LLC
InventorManjirnath Chatterjee
Life of this patent
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Abstract
A flow controlled sound generation system is disclosed that includes one or more fluid pumps to control air flow through a sound channel. The air flow is modulated through one or more valves to produce audible frequency pressure waves.
Claims12
A sound generation system comprising:
- a controller;
- a first fluid pump to produce an air flow through a sound channel;
- and
- a sound control medium disposed within the sound channel, the sound control medium comprising a valve array, the valve array including a plurality of valves;
- wherein each valve of the plurality of valves includes a chamber-based modulator that includes multiple chambers, the chamber-based modulator of each of the plurality of valves being operable to generate multiple drive phases.
2 more elements
Dependencies are inferred from the claim text.