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:
Apr. 28, 2015
Filed:
Dec. 16, 2011
Applicants:
Larry Edward Hawker, Waterloo, CA;
Christian Lorenz, Waterloo, CA;
Inventors:
Larry Edward Hawker, Waterloo, CA;
Christian Lorenz, Waterloo, CA;
Assignee:
BlackBerry Limited, Waterloo, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 25/00 (2006.01); H04M 1/725 (2006.01); H04M 1/02 (2006.01); H04M 1/03 (2006.01);
U.S. Cl.
CPC ...
H04M 1/72591 (2013.01); H04M 1/0277 (2013.01); H04M 1/03 (2013.01); H04R 25/554 (2013.01);
Abstract
A portable electronic device which provides hearing aid compatibility and a printed circuit board (PCB) for use in a portable electronic device are provided. The PCB comprises a body having at least one signal trace, a hearing aid compatibility (HAC) coil located in the body and electrically coupled to the at least one signal trace, and a ferrite core located in the body for amplifying a magnetic field generated by the HAC coil.