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Arraying speakers for a uniform driver field

  • US 10,199,030 B2
  • Filed: 03/22/2017
  • Issued: 02/05/2019
  • Est. Priority Date: 06/25/2015
  • Status: Active Grant
First Claim
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1. A method of attenuating noise comprising:

  • producing a driver signal for each of three or more speakers disposed in an area in response to a signal produced in response to sound detected within the area by at least one microphone; and

    generating within a particular zone in the area, by combined sound emitted by the three or more speakers in response to the driver signals, a substantially uniform sound pressure field that closely matches a substantially uniform noise field corresponding to the sound detected by the at least one microphone.

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