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:
Mar. 07, 2006
Filed:
Sep. 06, 2001
Applicants:
Philippe Moquin, Kanata, CA;
Stephane Dedieu, Ottawa, CA;
Inventors:
Philippe Moquin, Kanata, CA;
Stephane Dedieu, Ottawa, CA;
Assignee:
Mitel Corporation, Kanata, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 10/00 (2006.01); H04B 1/38 (2006.01);
U.S. Cl.
CPC ...
Abstract
An ultrasonic proximity detector for a telephone device to detect the proximity of an object thereto includes an ultrasound signal generator generating ultrasound that is broadcast by a speaker of the telephone device. Processing circuitry is coupled to a microphone of the telephone device. The processing circuitry processes broadcast ultrasound that is picked up by the microphone to detect the proximity of an object to the telephone device.