Re: [PD] Echo supressor.

2015-05-08 Thread Charles Z Henry
Sorry--I left out this one: xcov-2048 On Thu, May 7, 2015 at 5:11 PM, Charles Z Henry wrote: > Hi Mario, > > I know how to solve this problem, but I'm only part-way there. I have a > similar problem, rejecting feedback when processing acoustic instruments. > I'm sorry I didn't post what I've got

Re: [PD] Echo supressor.

2015-05-07 Thread Charles Z Henry
Hi Mario, I know how to solve this problem, but I'm only part-way there. I have a similar problem, rejecting feedback when processing acoustic instruments. I'm sorry I didn't post what I've got sooner--it needs some more work. I can't really tell if I'll be finished with a decent patch soon. I'

Re: [PD] Echo supressor.

2015-05-07 Thread Mario Mey
Yes, as I said in the mail, not only the the time of the delay is very very short that it would be very difficult for me to find "at hand", also, as you say, this time would be variable. My system don't work... I knew it. I took a look to some pages (*), but I only understand... the title of

Re: [PD] Echo supressor.

2015-05-04 Thread Spencer Russell
You're not likely to get very good results with just a single delay. The way these systems normally work (e.g. on phones and conferencing systems) is to continuously estimate the transfer function between the speaker and the microphone (impulse response in the time domain). Then you take the receiv

Re: [PD] Echo supressor.

2015-05-04 Thread Peter P.
* Mario Mey [2015-05-04 10:18]: [...] > How can I acchieve an echo suppresor? Is this possible? Good acoustic echo cancellation (AEC) is quite a substantial topic. Perhaps http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=1146062 could serve as a good introductory text. Search the usual scient

[PD] Echo supressor.

2015-05-04 Thread Mario Mey
Hi, there. 2 years ago, I created this thread on the forum: http://forum.pdpatchrepo.info/topic/7340/echo-supressor. After talking about dBs, I thought I acchived what I was looking for. But no. Nor close. My last non-replied post on september 2014 says: /Bringing back to life an old thread...