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:
May. 15, 2001
Filed:
Dec. 30, 1997
Applicant:
Inventors:
Richard Vandervoort Cox, New Providence, NJ (US);
Bruce Lowell Hanson, Little Silver, NJ (US);
Kenneth Mervin Huber, Red Bank, NJ (US);
Candace Ann Kamm, Morristown, NJ (US);
Lawrence Richard Rabiner, Berkeley Heights, NJ (US);
Assignee:
AT&T Corp., New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04M 1/64 ;
U.S. Cl.
CPC ...
H04M 1/64 ;
Abstract
Method and system for delivering a message over a telecommunications network to a recipient comprising transmitting a message over the telecommunications network to the recipient when a predetermined energy/silence condition is detected, performing echo cancellation on a signal communicated from the telecommunications network, and monitoring the signal to detect the energy/silence condition.