Android noise cancelling too good? - Android Q&A, Help & Troubleshooting

Hi guys, I'm developing an app at the moment, the idea is to be able to play a sound snippet during a call that the other party will be able to hear.
its all in place, except seem to have hit a bit of a road block, during the call, i press the button, the sound plays through the loudspeaker (very loud) yet the other caller hears nothing. I have disabled noise suppression in the call settings, that allowed me to hear a teeny faint. This is not music or anything so it doesn't need to be clear but is there anyway to get this working? I have tried speaker phone it didnt really make much difference either. Why is my budget phone with no noise cancellation features so good at blocking out any sounds it makes itself from the mic??

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[q] noise cancellation issues in earphones

i have been using XZU for over a month now but one thing bugs me a lot, whenever i call and talk via using out of box earphones, i can distincly hear the background sound myself and somehow instead of cancelling that background sound, its amplies it and send it to the other end, ive heard many of my callers tell me that they cant hear my voice as the background sound is a lot when im not in such a noisy atmosphere.
anybody else has faced this issue? any idea whats wrong and how i can solve it?
I am experiencing exactly the same issue. The headset picks up all the background noise when I am having a call, and it is annoying because I can't hear clearly what my caller is saying.... I'm sure it is a bug... Am on software update 532 and this is really bugging me
Sent from my C6833 using xda app-developers app
khushrooirani2000 said:
i have been using XZU for over a month now but one thing bugs me a lot, whenever i call and talk via using out of box earphones, i can distincly hear the background sound myself and somehow instead of cancelling that background sound, its amplies it and send it to the other end, ive heard many of my callers tell me that they cant hear my voice as the background sound is a lot when im not in such a noisy atmosphere.
anybody else has faced this issue? any idea whats wrong and how i can solve it?
Click to expand...
Click to collapse
In settings/call settings there are some tick boxes you can try:
Hearing aids
microphone noise suppression
speaker voice enhancement
If they don't work then it must be a hardware issue. (ear piece with mic)
Personally I've never used the headphone set. I use the SBH-52 bluetooth unit
hamdogg said:
In settings/call settings there are some tick boxes you can try:
Hearing aids
microphone noise suppression
speaker voice enhancement
If they don't work then it must be a hardware issue. (ear piece with mic)
Personally I've never used the headphone set. I use the SBH-52 bluetooth unit
Click to expand...
Click to collapse
I confirm the same problem does not exist in Bluetooth headset but it only happens when you use a wired headset like the Sony MH750 supplied in the box. I have tried using other wired headsets and the same problem exist - your earphone just plays also the sounds that are received in the microphone so you are not only hearing the caller but you are also hearing your own voice as well as the noises of the surrounding environment.... really really annoying.

[Q] Mic distorted (& echo) in voice call, fine while recording

Hi,
I have an issue with my mic on my galaxy S2, whenever I call or get called, my voice sounds incredibly distorted.
It's not that it's too soft, it's actually quite loud, just very distorted.
My voice is also echoed while calling.
However, when I'm recording, the mic gives me a great, clear sound.
I've read up about it, but most people are complaining that the volume is too low, which absolutely isn't the issue with me.
Anyone have some solutions?
They're much appreciated!
Greets, Sean

Awful Popcorn Noise On Google Hangouts Video Calls

I have regularly used Hangouts on my other devices and while the quality has never been great, it got the job done.
On the Z2 though, Hangouts is unfortunately completely unusable for video calls due to an awful and constant noise.
As soon as the call connects I hear what sounds like popcorn popping and this only increases with time or trying to talk.
Mic noise suppression makes no difference and neither does turning the mic off and in again as the noise comes straight back.
It's very disappointing that this great device is seemingly incapable of handling a simple video call, does anyone know of a solution?
Sent from my Xperia™ Z2

[Q] [Q/discussion] real time sound input and output during calls?

we all know that android(till lollipop i hope) has this (lack of)real time audio issue.
if you tried any "real time" voice altering software you have probably noticed that there is about half a second delay between the real you and the headphones output of your voice.
so how comes that during calls there is no such delay and you can hear yourself in the headphone simultaniously with the real you?
and another thing. why is that when you try to activate sounds during calls(such as music or effects) they sound low quality like the call itself?
are there two sound engines within android?
can android use both at the same time? (the good quality music togather with the ****ty quality voice call?)
i'd love to understand the way android handles sound a lil deeper thank you in advance.

[Q] Constant loud high pitched sound when call recording

Hi,
I have a Xperia Mini ST15i with Carbon KitKat 4.4.4 ROM ( http://forum.xda-developers.com/showthread.php?t=2577517 ) which was a call recorder feature. After enabling it, when I press record during a call I hear a constant loud high pitch noise. Not just me but the other person too.
The call does get recorder but you can't hear anything due to the high pitch noise and also because it's impossible to have a call with that loud noise constantly in your hear lol.
I installed a few call recording apps and none record and the only one that was able to also triggered that loud constant high pitch noise.
Is almost feels like some sort of protection but it's really annoying. Any ideas what this is and how to stop it?

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