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:
Jul. 06, 2004
Filed:
Oct. 31, 2002
Applicant:
Inventors:
Robert A. Zurek, Antioch, IL (US);
Simone Koo, Palatine, IL (US);
Thomas Gitzinger, Palatine, IL (US);
Chris Gremo, Algonquin, IL (US);
Thomas Walczak, Woodstock, IL (US);
Assignee:
Motorola, Inc., Schaumburg, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K 5/00 ; H04R 1/02 ; H04M 1/02 ;
U.S. Cl.
CPC ...
H05K 5/00 ; H04R 1/02 ; H04M 1/02 ;
Abstract
An electronic device ( ) having a multi-mode acoustic system ( ) and a method ( ) for radiating sound waves are described herein. The acoustic system ( ) generally includes a transducer ( ), a first port ( ), and a second port ( ). The first and second ports ( ) may be acoustically coupled to the transducer ( ). The second port ( ) may be acoustically symmetric relative to the first port ( ) such that output from the second port ( ) is substantially identical to output from the first port ( ).