A flexible bit rate switching method for low bit rate vocoders

Signal Processing

Volumn 81, Issue 8, 2001, Pages 1737-1742

  Eroǧul, Osman ^a   Ilk, Hakki Gokhan ^b   Ilk, Ozlem ^c  

^a GULHANE SCHOOL OF MEDICINE   (Turkey)

^b ANKARA UNIVERSITY   (Turkey)

^c MIDDLE EAST TECHNICAL UNIVERSITY   (Turkey)

Author keywords

Low bit rate vocoders; Mixed excitation linear prediction; Scaled speech coder; Time scale modification of speech

Indexed keywords

COMPUTER SIMULATION; SIGNAL FILTERING AND PREDICTION; SPEECH ANALYSIS; SPEECH CODING; SPEECH COMMUNICATION; SPEECH INTELLIGIBILITY;

MIXED EXCITATION LINEAR PREDICTION;

VOCODERS;

EID: 0035426783     PISSN: 01651684     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0165-1684(01)00072-X     Document Type: Article

References (10)

1. Implementation of an enhanced fixed point variable bit rate MELP vocoder on TMS320C549
2. A speech coder based on decomposition of characteristic waveforms
3. A comparison of the new 2400 bps MELP federal standard with other standard coders
4. A 2.4-1.2 kb/s SB-LPC speech coder and noise pre-processor: The turkish NATO candidate
5. High quality time-scale modification of speech
6. System to independently modify excitation and/or spectrum of speech waveform without explicit pitch extraction
7. Full duplex speech for HF radio systems
8. MELP: The new federal standard at 2400 BPS
9. An overlap-add technique based on waveform similarity (WSOLA) for high quality time-scale modification of speech