eurospeech03

1
Very low bit-rate Speech Compression
by Indexation of Polyphones
Charles du Jeu, Maurice Charbit, Gérard Chollet
GET-ENST, CNRS-LTCI, TSI 46 rue Barrault, 75634
Paris, France corresp. e-mail
chollet_at_tsi.enst.fr
Motivations for Speech Compression and ALISP
Coding
Conclusions
Applications

• Talking books
• Distance education

• High compression ratio (from 256000 bps to
  400 bps)
• Intelligible and natural (some human
  supervision required)