The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 10, 2009
Filed:
Apr. 27, 2004
Applicants:
Alan R. Watson, Buchanan, MI (US);
Michael A. Bryson, Hudsonville, MI (US);
William R. Spence, Holland, MI (US);
Inventors:
Alan R. Watson, Buchanan, MI (US);
Michael A. Bryson, Hudsonville, MI (US);
William R. Spence, Holland, MI (US);
Assignee:
Gentex Corporation, Zeeland, MI (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G10K 11/16 (2006.01); H04R 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A microphone assembly includes one or more transducers positioned in one or more housings. A processing circuit is coupled to the transducer for outputting an electrical signal such that the microphone in combination with the processing circuit very effectively cancels noise. The microphone assembly can be employed in a vehicle accessory.