Technical discussions about echo cancellation and adaptive filtering in general.
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Mark Antony - Sep 16 2002
I have one question regarding 2, 3 or more
reflections and multiple tail circuits.
Is the double reflections or three reflections overall
can be calle...
Suryadi - Aug 27 2002
I read about echo cancell that it can can cancell echo between 30 ms and
These number get from the delay in Hybrid 30 ms (240 samples) and the
tailLen 32 m...
zhang_zhh - Jul 25 2002
I am working on the H323 VoIP terminal in the PC environment. but
in order to cancel the echo from speaker even from the headset(I am
not sure if this ...
- Jul 23 2002
There are algorithms that do not rely on level differences to determine if
double-talk is present. These algorithms do not suffer from input level
basaravikiran - Jun 6 2002
i am testing g.167
can anybody give me an idea to generate -4.7 dbpa signal
basaravikiran - May 30 2002
hello group members,
we are testing the acoustic echo canceller as per g.167 spec.
here while testing we have to calculate distortion at rout.
how the acoustic di...
solv_78 - May 20 2002
Is echo path change a common problem in LEC. Is there any
standard way of discriminating this with double talk. How adequate
are methods which depend on the v...
d_madhu_rao - May 19 2002
Here I am with a doubt which I would like to clarify from you.
What is the detector - indicator unit in the power measurement device
d_madhu_rao - May 17 2002
1)Can you please suggest me certain methods for generating the Test
Vectors of G.168 standard.
2) What are Hoth noise and Comfort Noise and h...
Dharmendra Lingaiah - May 10 2002
I have tried to answer your questions below ...
1. Why 4-wire system is used between Hybrid and PSNT and 2-wire system is
used as subscriber...