Nokia demonstrates the results of their research in making voice call natural on phones. Not only that, it also removes/reduces background noise. In these 3 demo videos, Nokia is using Nokia 700.
The technology that Nokia used is AMR-WB (Adaptive Multi-Rate Wideband) speech codec that was largely developed by Nokia Research Center. It is a speech codec. It captures your voice, compresses it and transmits it wirelessly over the network. Watch these cool demos.
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