Subjective tests on 32 kbps CVSDM and ADPCM codecs for business satellite communication systems
First generation digital codecs for speech have been the subject of worldwide studies since the sixties. Speech quality very close to that of the standard 64 Kbit/s PGM, the ability to carry voice band data all at reasonable complexity and cost are the main objectives of candidate coding techniques....
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University of Surrey
1985
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| Online Access: | https://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.352496 |