OFT Status Update 2006.6.1

[Mike Montour]

Kevin Dean wrote:

> was actually feeding her actual voice back. I mentioned in my earlier
> bug report on the echo that it appears to differ with different
> phones. My work phone doesn't echo at all, but my wife's cell does and
> calling other phones in the office does.
> 
> I read the explanation on the bug report, that the microphone is
> picking up the speaker audio, but if that's the case, why does it
> change from phone to another?

I would guess that some of these other phones, or the networks they are 
connected to, are performing echo cancellation. However I don't know of 
a good way to test or measure this.