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US Patent 8428285 Microphone screen with common mode interference reduction

Patent 8428285 was granted and assigned to Poly on April, 2013 by the United States Patent and Trademark Office.

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Is a
Patent
Patent

Patent attributes

Current Assignee
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
8428285
Patent Inventor Names
Ching Shyu0
Dennis Fish0
Robert Khamashta0
Date of Patent
April 23, 2013
Patent Application Number
13278071
Date Filed
October 20, 2011
Patent Citations Received
‌
US Patent 11785375 Precisely controlled microphone acoustic attenuator with protective microphone enclosure
Patent Primary Examiner
Long Tran
Long Tran
Patent abstract

A microphone assembly includes a microphone composed of a case having an open end and a printed circuit board. The printed circuit board is disposed in the open case end. The microphone assembly further includes a metal screen coupled to the case over the printed circuit board for shielding the microphone from electromagnetic interference. The metal screen includes several apertures.

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