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Discussion Groups | Speech Coding | few fundamental questions on AMR speech coding

Technical discussions related to Speech Coding (all itu and other vocoders, ACELP, CELP, AMR, etc)

  

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few fundamental questions on AMR speech coding - subrata chatterjee - Apr 23 7:41:00 2002



Hi friends,
I have some fundamental queries regarding AMR speech
codec. 1) Why we are using two windows in case of
12.2kbit/sec mode?

2)What is the utility of using auto correlation after
windowing?

3)What is the utility of using lag windowing after
auto correlation ? Anyone aware about the answers please reply soon.
Thanks in advance
bye
Subrata Chatterjee




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