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Hidden hands-free microphone with wind protection

  • US 7,738,670 B2
  • Filed: 05/15/2006
  • Issued: 06/15/2010
  • Est. Priority Date: 07/16/2004
  • Status: Active Grant
First Claim
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1. A wind protection device for a microphone, the wind protection device comprising:

  • a body portion including;

    a raised surface having a flow separation edge;

    a lower surface offset from the raised surface; and

    a front face bordered at a first edge by the flow separation edge and bordered at a second edge by the lower surface, wherein the lower surface includes a recessed microphone holding area, wherein airflow separates from one of the raised surface or the flow separation edge, wherein the separated airflow is directed as one of recirculating airflow or a major airflow, wherein the recirculating airflow is directed into a recirculation zone, and wherein the major airflow is directed over a microphone zone and the recirculation zone to reduce the level of pressure fluctuations experienced by a microphone located in the recessed microphone holding area.

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