Matches 1 - 11 out of 11


Match Document Document Title
US20140112467 System and Method for Acoustic Echo Cancellation  
A system and method are presented for acoustic echo cancellation. The echo canceller performs reduction of acoustic and hybrid echoes which may arise in a situation such as a long-distance...
US20140219441 VOICE ECHO CANCELLATION METHOD AND SYSTEM  
A Voice Echo Cancellation system and process are disclosed. According to one embodiment, the present invention comprises an input audio source that is converted to a digital signal via a PCM...
US20150124959 METHOD, SYSTEM AND DEVICE FOR REDUCING INTERFERENCE BETWEEN A FIRST AND A SECOND DIGITAL SUBSCRIBER LINE  
The invention relates to a method and to a device for reducing interference between a first and a second digital subscriber line, DSL. A corresponding communication system is also provided. The...
US20060222172 System and process for regression-based residual acoustic echo suppression  
A regression-based residual echo suppression (RES) system and process for suppressing the portion of the microphone signal corresponding to a playback of a speaker audio signal that was not...
US20090103712 CONTROLLING ECHO IN A WIDEBAND VOICE CONFERENCE  
In one embodiment, an echo canceller configured to cancel echo in a wideband voice conference is provided. A double-talk condition may be when a plurality of users are speaking substantially...
US20050220292 Method of discriminating between double-talk state and single-talk state  
An apparatus is designed for processing a first audio signal at transmission and a second audio signal upon receipt so as to determine whether the second audio signal is provided under a...
US20140270150 Apparatus with Dynamic Audio Signal Pre-Conditioning and Methods Therefor  
An apparatus includes an echo canceller having an audio signal input and an audio signal output and dynamic pre-conditioning logic. The dynamic pre-conditioning logic is operatively coupled to the...
US20080118055 ECHO PROCESSING METHOD AND DEVICE  
In an echo processing method and device which can detect an accurate echo section without effects of a far end signal, an echo delay, and a reduction of an echo cancellation amount, a signal of a...
US20130044873 Clock Skew Compensation for Acoustic Echo Cancellers Using Inaudible Tones  
Methods and apparatus are provided for acoustic echo cancellation in a speech signal. Acoustic echo is cancelled by inserting at least one tone in the speech signal, wherein the at least one tone...
US20050180559 Apparatus and method of echo-cancellation  
There is disclosed a multi-carrier transceiver system for use in echocancellation. The transceiver system is arranged to generate from input data (1) a multicarrier transmit signal (u) comprising...
US20160094718 Detection of Acoustic Echo Cancellation  
An echo cancellation detector for controlling an acoustic echo canceller that is configured to cancel an echo of a far-end signal in a near-end signal in a telephony system, the echo cancellation...

Matches 1 - 11 out of 11