HELP! * GREY=local LOCAL HTML version of Foils prepared July 28,1995

Foil 19 Audio Compression

From HPDC95 Collaboration Presentation HPDC95 Tutorial Pentagon City -- August 1 1995. by Roman Markowski and Geoffrey Fox * See also color IMAGE

PCM - Pulse Code Modulation
ADPCM - Adaptive Differential PCM
G.711 - PCM for voice frequencies; 64 Kbps, 8KHz PCM audio encoding
G.721 - 32 Kbps, ADPCM audio encoding
G.722 - 7 KHz audio encoding with 64 Kbps
Other: a-law, G.725



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