Synthetic stereo acoustic echo cancellation structure with microphone array beamforming for VoIP conferences

ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings

Volumn 2, Issue , 2000, Pages 817-820

  Yensen, T ^a   Ryan, J ^b   Goubran, R ^a   Lambadaris, I ^a  

^a CARLETON UNIVERSITY   (Canada)

^b NATIONAL RESEARCH COUNCIL CANADA   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

AUDIO SYSTEMS; BEAMFORMING; INTERNET TELEPHONY; MICROPHONES; SIGNAL PROCESSING; VOICE/DATA COMMUNICATION SYSTEMS; ACOUSTIC ARRAYS; ECHO SUPPRESSION; INTERNET; NETWORK PROTOCOLS; NOISE ABATEMENT; REVERBERATION;

ACOUSTIC ECHO CANCELER; BEAM FORMERS; MICROPHONE ARRAYS; SPATIAL INFORMATIONS; SPATIAL REGIONS; STEREO ACOUSTIC ECHO CANCELLATION; STEREOSTRUCTURE; VOICE OVER INTERNET PROTOCOL;

ECHO SUPPRESSION; ACOUSTIC SIGNAL PROCESSING;

MICROPHONE ARRAY BEAMFORMING; SYNTHETIC STEREO ACOUSTIC ECHO CANCELLATION; VOICE OVER INTERNET PROTOCOLS;

EID: 0033693216     PISSN: 15206149     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/ICASSP.2000.859085     Document Type: Conference Paper

References (10)

1. T. Yensen, M. Parpens, I. Lambadaris and R. Goubran, "Echo Target Determination Using Acoustic Round Trip Delay for VoIP Conferences," Proc. IEEE Int'l Symp. Circuits and Systems, Orlando, Florida, May 1999, Vol. 4, pp. 348-351.
2. Recommendation ITU-T G.131, Control of Talker Echo, Int'l Telecommunications Union, Aug. 1996.
3. T. Yensen, R. Goubran and I. Lambadaris, "A Multiple Participant CTI Acoustic Echo Cancellation Structure," Proc. IEEE Nordic Signal Processing Symp., Vigso, Denmark, June 1998, pp. 193-196.
4. J. Benesty, D. Morgan, J. Hall and M. Sondhi, "Synthesized Stereo Combined with Acoustic Echo Cancellation for Desktop Conferencing," Bell Labs Tech. Journal, Vol. 3, No. 3, July-Sept 1998, pp. 148-158.
5. J. Ryan and R. Goubran, "Nearfield Beamforming for Microphone Array," Proc. IEEE Int'l Conf. Acoustics, Speech and Signal Processing, Munich, Germany, April 1997, pp. 363-366.
6. T. Parks and C. Burrus, Digital Filter Design, John Wiley , Sons, New York, NY, 1987.
7. T. Laakso, V. Valimaki, M. Karjalainen and U. Laine, "Splitting the Unit Delay," IEEE Signal Processing Magazine, Vol. 13, Jan. 1996, pp. 30-60.
8. J. Blauert, Spatial Hearing: The Psychophysics of Human Sound Localization, revised eh., MIT Press, Cambridge, MA, 1997.
9. S. Lipshitz, "Stereo microphone techniques.. Are the purists wrong?," J. Audio Eng. Soc, Vol. 34, No. 9, Sept 1986, pp. 716-744.
10. M. Sondhi, D. Morgan and J. Hall, "Stereophonic acoustic echo cancellation-An overview of the fundamental problem," IEEE Signal Processing Letters, Vol. 2, No. 8, Aug. 1995, pp. 148-151.