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-   -   Noise cancellation? (https://talk.maemo.org/showthread.php?t=31288)

amaizenblue 2009-09-04 16:14

Noise cancellation?
 
Can anyone tell me what the hole on the left side of the device, next to the usb port, is?

Could it be a second mic? If so, could it be used for noise canceling for phone conversations on busy streets, etc. (like on the HTC Touch Pro2)?

pelago 2009-09-04 19:35

Re: Noise cancellation?
 
Hmm interesting, I never noticed that little hole before. Does anyone know what it's for?

Lord Raiden 2009-09-04 21:02

Re: Noise cancellation?
 
Which device? If it's the n810, the only two holes next to the usb are on the right side (usb is on the right too), and one is power, the other is headphones. And there's no holes on the left, save for the cluster near the speaker.

BouncingBob 2009-09-04 21:06

Re: Noise cancellation?
 
Probably for the wrist/neck strap, like on other models.

pelago 2009-09-04 21:53

Re: Noise cancellation?
 
Quote:

Originally Posted by Lord Raiden (Post 321743)
Which device?

We're talking about the N900.
Quote:

Originally Posted by BouncingBob (Post 321748)
Probably for the wrist/neck strap, like on other models.

But it's only one hole, not two like you would expect for a lanyard hole.

BouncingBob 2009-09-05 08:28

Re: Noise cancellation?
 
Quote:

Originally Posted by pelago (Post 321776)
But it's only one hole, not two like you would expect for a lanyard hole.

However it looks like a lot of phones these days have a single hole - take a look in a mobile phone shop and you'll see.

Benson 2009-09-05 08:53

Re: Noise cancellation?
 
I'd guess that's a second mic, since I saw on the specs it has "digital stereo microphone", i.e. two mics.

I'm not familiar with HTC's noise cancellation, but it's definitely possible to use two mics for beam-forming/directional selectivity. That would certainly be nice to see, either stock or as an external project.

wau808 2009-09-15 12:47

Re: Noise cancellation?
 
sorry i'm a little confused by the pictures also. Is that hole another mic or a lanyard loop?

UCOMM 2009-09-15 14:37

Re: Noise cancellation?
 
sound just like what the 6700 classic has

timsamoff 2009-09-15 14:45

Re: Noise cancellation?
 
Quote:

Originally Posted by Benson (Post 321989)
I'd guess that's a second mic, since I saw on the specs it has "digital stereo microphone", i.e. two mics.

I'm not familiar with HTC's noise cancellation, but it's definitely possible to use two mics for beam-forming/directional selectivity. That would certainly be nice to see, either stock or as an external project.

I'm not sure what it is either. AFAICT, nothing supports true "stereo" audio recording, so I can't really tell. Likewise, with noise cancellation. Of course, we won't really know until the N900 is released.

Tim


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