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Discussion Groups | Echo Cancellation
Echo path models [3 Articles]
- Nov 4 2001
Hi everybody,
I am new at Echo cancellation and have my final year engineering
project in the field of acoustic echo cancellation. I wantd to know
if there are an... 
Double Talk Detector [9 Articles]
- Nov 2 2001
Hello friends,
I am working on Acoustic echo cancelletion. I am facing problems in
selecting DTD(Double Talk Detector). In Acoustic case Giegels'
algorithm ... Howling rejection
Pierre Audenard - Oct 16 2001
Hello
My aim is to set up a howling detector (and canceller)
I tried an adaptive IIR notch filter (using LMS), but I have still problems with
this system (due ... Howling detection
Pierre Audenard - Oct 15 2001
Hello,
How to detect howling (strong sinusoids due to the acoustic echo feedback) in
speech signal ?
I tried LMS - IIR Filtering (c.f. " Implementation and ... mips problem?? [4 Articles]
akash damodar sureka - Oct 2 2001
hello everyone,
i am working on echo cancellation.
i have completed the g.165 and g.168 complaince echo canceller.
can somebody tell me how much mips does n... phase-reversed ANSam tone [3 Articles]
Sheng Mou - Aug 29 2001
Hello All,
Does anyone know where I can find the tool/data of the modified answer tone
(ANSam) with phase-reversal specified in ITU-T V.8? I'm currently working ... Locating the echo... [2 Articles]
Sudarini Pushparajah - Aug 29 2001
Hi,
I am working on a time-domain echo canceller project.
I found out that in network echo cancellers, the delay is significant
while the active echo path is smal... How to Detect Double Talk in Acoustic Echo Canceller [2 Articles]
Fuliang yin - Aug 11 2001
Hi,
An echo canceller must include the double-talk module. But in acoustic
echo canceller, the energy of the acoustic echo often is larger than that of
far-end... software based echo-cancelling [3 Articles]
kurt böler - Aug 9 2001
Hi all!
I would like to write the code for a software-based accoustic echo-canceller, to cancel out the accoustic echo that occurs due to the speech ...