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:
Aug. 30, 2005
Filed:
Oct. 25, 2002
Simon Daniel Boland, Pennant Hills, AU;
James D. Schreuder, Summer Hill, AU;
Subramanian Sridharan, Brisbane, AU;
Michael William Mason, Brisbane, AU;
James Allen Cook, Brisbane, AU;
Simon Daniel Boland, Pennant Hills, AU;
James D. Schreuder, Summer Hill, AU;
Subramanian Sridharan, Brisbane, AU;
Michael William Mason, Brisbane, AU;
James Allen Cook, Brisbane, AU;
Avaya Technology Corp., Basking Ridge, NJ (US);
Abstract
Echo detection and monitoring systems and methods are provided. According to the invention, the outgoing and incoming voice bearer channels of a voice communication are monitored. The outgoing and incoming signals are time aligned, and measures are then taken to determine whether echo is present in the signal. In accordance with an embodiment of the present invention, the outgoing signal is fed through an adaptive filter.