Development of a VOIP system implementing a high quality packet loss concealment technique

Canadian Conference on Electrical and Computer Engineering

Volumn 2005, Issue , 2005, Pages 308-311

  Aoki, Naofumi ^a   Arai, Hironari ^b   Takano, Kouhei ^b   Namerikawa, Tomohiro ^b   Ohmura, Isao ^c  

^a HOKKAIDO UNIVERSITY   (Japan)

^b Hokkaido Industrial   (Japan)

^c NE Systems Co Ltd   (Japan)

Author keywords

Packet loss concealment; Pitch waveform replication; VoIP (voice over internet protocol)

Indexed keywords

PACKET LOSS CONCEALMENT; PITCH VARIATION; PITCH WAVEFORM REPLICATION; VOICE OVER INTERNET PROTOCOL (VOIP);

DATA COMMUNICATION SYSTEMS; ERROR CORRECTION; PACKET NETWORKS; WAVEFORM ANALYSIS;

NETWORK PROTOCOLS;

EID: 33751314840     PISSN: 08407789     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/CCECE.2005.1556934     Document Type: Conference Paper

References (8)

1. C. Perkins, O. Hodson, and V. Hardman, "A survey of packet loss recovery techniques for streaming audio," IEEE Network Magazine, pp.40-48, Sept./Oct. 1998.
2. N. Aoki, "Modification of two-side pitch waveform replication technique for VoIP packet loss concealment," IEICE Trans. Communications, vol.E87-B, no.4, pp. 1041-1044, 2004.
3. K. Nakata, Speech (new edition), Corona Publishing, 1995. (in Japanese)
4. The Acoustical Society of Japan, Continuous Speech Corpus for Research, 1991.
5. ITU-T, G.711, Appendix I: A high quality low-complexity algorithm for packet loss concealment with G.711, 1999.
6. ITU-T, P.862, Perceptual evaluation of speech quality (PESQ), an objective method for end-to-end speech quality assessment of narrow-band telephone networks and speech codecs, 2001.
7. TU-T, P. 800, Methods for subjective determination of transmission quality, 1996.
8. NOTASIP, http://www.notasip.org/.