how a-law/mu-law works??

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srikant Contact options for registered users 's Avatar (by Gravatar) posted on
October 26, 2005, 7:55 am
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Hi all,


I m working in a student project(Voip).
i want to know all the details of how a-law/mu-law compression
techniques works??(at the bit level).
it will be better if you provide an example which will make the idea
clear.


waiting for replies.........


Thanks in advance
Srikanta Agrawala


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Ed -} Contact options for registered users 's Avatar (by Gravatar) posted on
October 26, 2005, 8:43 am
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Re: how a-law/mu-law works??


i also write assignments for a modest fee, for students with rich parents who
want to get a qualification without learning anything


srikant wrote:
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two bob Contact options for registered users 's Avatar (by Gravatar) posted on
October 26, 2005, 11:50 am
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Re: how a-law/mu-law works??


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lol



valiumboy Contact options for registered users 's Avatar (by Gravatar) posted on
October 26, 2005, 12:01 pm
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Re: how a-law/mu-law works??


I thought a mu-law was my wifes mother. :)

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Nicholas Sherlock Contact options for registered users 's Avatar (by Gravatar) posted on
October 26, 2005, 6:44 pm
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Re: how a-law/mu-law works??


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Googling "A-law mu-law algoritm" shows that Wikipedia may help you out:

http://www.google.com/search?q=a-law+mu-law+algorithm

Cheers,
Nicholas Sherlock

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Alan Rutlidge Contact options for registered users 's Avatar (by Gravatar) posted on
October 27, 2005, 2:43 am
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He should download the ITU-T Red Book Vol.3 Fascicle III.3 - Recommendation
G.711.

Cheers,
Alan



Clifford Heath Contact options for registered users 's Avatar (by Gravatar) posted on
October 27, 2005, 4:01 am
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Re: how a-law/mu-law works??


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There's an article (and published implementation for an AVR
based VOIP phone) in the latest Circuit Cellar.

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