Speech understanding in background noise with the two-microphone adaptive beamformer BEAM™ in the nucleus Freedom™ cochlear implant system

Ear and Hearing

Volumn 28, Issue 1, 2007, Pages 62-72

  Spriet, Ann ^a,b   Van Deun, Lieselot ^a   Eftaxiadis, Kyriaky ^c   Laneau, Johan ^a   Moonen, Marc ^b   Van Dijk, Bas ^d   Van Wieringen, Astrid ^a   Wouters, Jan ^a  

^a KU LEUVEN UNIVERSITY OF LEUVEN   (Belgium)

^b UNIVERSITY OF LEUVEN   (Belgium)

^c Research and Technology Labs   (Australia)

^d Research and Development   (Belgium)

Author keywords

[No Author keywords available]

Indexed keywords

ADULT; ALGORITHM; ARTICLE; COCHLEA PROSTHESIS; COMPUTER; FEMALE; HEARING AID; HUMAN; MALE; MICROPHONE; NOISE; NOISE REDUCTION; NORMAL HUMAN; PHONEME; QUESTIONNAIRE; SCORING SYSTEM; SIGNAL NOISE RATIO; SPEECH; SPEECH AUDIOMETRY; SPEECH PERCEPTION; STATISTICAL SIGNIFICANCE;

ADULT; ALGORITHMS; AMPLIFIERS; COCHLEAR IMPLANTS; EQUIPMENT DESIGN; FEMALE; HUMANS; MALE; MIDDLE AGED; NOISE; QUESTIONNAIRES; REPRODUCIBILITY OF RESULTS; SIGNAL PROCESSING, COMPUTER-ASSISTED; SPEECH INTELLIGIBILITY; SPEECH PERCEPTION; SPEECH RECEPTION THRESHOLD TEST;

EID: 33846054388     PISSN: 01960202     EISSN: None     Source Type: Journal    
DOI: 10.1097/01.aud.0000252470.54246.54     Document Type: Article

References (29)

1. Cochlear Ltd. (1997). Introducing the Audallion BEAMformer Digital Noise Reduction System. Cochlear Clinical Bulletin, April, 1-5.
2. Friesen, LM, Shannon, R. V., Baskent, D., Wang, X. (2001). Speech recognition in noise as a function of the number of spectral channels: Comparison of acoustic hearing and cochlear implants. Journal of the Acoustical Society of America, 110, 1150-1163.
3. Fu, Q. J., Shannon, R. V., Wang, X. (1998). Effects of noise and spectral resolution on vowel and consonant recognition: acoustic and electric hearing. Journal of the Acoustical Society of America, 104, 3586-3596.
4. Gatehouse, S., Noble, W. (2004). The Speech, Spatial and Qualities of Hearing Scale (SSQ). International Journal of Audiology, 43, 85-99.
5. Greenberg, J. E., Peterson, P. M., Zurek, P. M. (1993). Intelligibility-weighted measures of speech-to-interference ratio and speech system performance. Journal of the Acoustical Society of America, 94, 3009-3010.
6. Greenberg, J. E., Zurek, P. M. (1992). Evaluation of an adaptive beamforming method for hearing aids. Journal of the Acoustical Society of America, 91, 1662-1676.
7. Griffiths, L. J., Jim, C. W. (1982). An alternative approach to linearly constrained adaptive beamforming. IEEE Trans Antennas Propag, 30, 27-34.
8. Hamacher, V., Doering, W. H., Mauer, G., Fleischmann, H., Hennecke, J. (1997). Evaluation of noise reduction systems for cochlear implant users in different acoustic environments. American Journal of Otology, 18, 46-49.
9. Herbordt, W., Kellermann, W. (2002). Frequency-domain integration of acoustic echo cancellation and a Generalized Sidelobe Canceller with improved robustness. European Transactions on Telecommunications, 13, 123-132.
10. Hochberg, I., Boothroyd, A, Weiss, M., Hellman, S. (1992). Effects of noise and noise suppression on speech perception by cochlear implant users. Ear and Hearing, 13, 263-271.
11. Hoshuyama, O, Sugiyama, A., Hirano, A. (1999). A robust adaptive beamformer for microphone arrays with a blocking matrix using constrained adaptive filters. IEEE Trans Signal Processing, 47, 2677-2683.
12. Maj, J.-B., Wouters, J., Moonen, M. (2004). Noise reduction results of an adaptive filtering technique for dual-microphone behind-the-ear hearing aids. Ear and Hearing, 25, 215-229.
13. Parkinson, A. J., Parkinson, W., Tyler, R. S., Lowder, M. W., Gantz, B. J. (1998). Speech perception performance in experienced cochlear-implant patients receiving the SPEAK processing strategy in the Nucleus Spectra-22 cochlear implant. Journal of Speech, Language and Hearing Research 41, 1073-1087.
14. Plomp, R., Mimpen, A. M. (1979). Speech-reception threshold for sentences as a function of age and noise level. Journal of the Acoustical Society of America, 66, 1333-1342.
15. Turner, C. W., Gantz, B. J., Vidal, C, Behrens, A., Henry, B. A. (2004). Speech recognition in noise for cochlear implant listeners: Benefits of residual acoustic hearing. Journal of the Acoustical Society of America, 115, 1729-1735.
16. Van Compernolle, D. (1990). Switching adaptive filters for enhancing noisy and reverberant speech from microphone array recordings. In Proceedings IEEE International Conference Acoustics, Speech and Signal Processing (ICASSP), volume 2, pp 833-836, Albuquerque.
17. Van Hoesel, R. J. M., Clark, G. M. (1995). Evaluation of a portable two-microphone adaptive beamforming speech processor with cochlear implant patients. Journal of the Acoustical Society of America, 97, 2498-2503.
18. van Wieringen, A., Wouters, J. (2005). LIST and LINT: Dutch speech audiometry lists with sentences and numbers. In preparation for the International Journal of Audiology.
19. Vandali, A. E., Whitford, L. A., Plant, K. L., Clark G. M. (2000). Speech perception as a function of electrical stimulation rate: Using the Nucleus 24 Cochlear implant system. Ear and Hearing, 21, 608-624.
20. Vanden Berghe, J., Wouters, J. (1998). An adaptive noise canceller for hearing aids using two nearby microphones. Journal of the Acoustical Society of America, 103, 3621-3626.
21. Versfeld, N. J., Daalder, L., Festen, J. M., Houtgast, T. (2000). Method for the selection of sentence materials for efficient measurement of the speech reception threshold. Journal of the Acoustical Society of America, 107, 1671-1684.
22. Weiss, M. (1993). Effects of noise and noise reduction processing on the operation of the Nucleus-22 cochlear implant processor. Journal of Rehabilitation Research and Development 300, 117-128.
23. Wouters, J., Damman, W., Bosman, A. J. (1994). Vlaamse opname van woordenlijsten van spraakaudiometrie. Logopedie, 7, 28-33.
24. Wouters, J, Vanden Berghe, J. (2001). Speech recognition in noise for cochlear implantees with a two-microphone monaural adaptive noise reduction system. Ear and Hearing, 22,420-430.
25. Wouters, J, Vanden Berghe, J., Maj, J. B. (2002). Adaptive noise suppression for a dual microphone hearing aid. International Journal of Audiology, 41, 401-407.
26. Kompis M., Feuz P., Valentini G., Pelizzone M. (1999). A four microphone noise reduction system for cochlear implants.In Conference on Implantable Auditory Prostheses, page 125, Asilomar, CA, USA.
27. van Wieringen A., Wouters J. (2005). LIST en LINT: Nederlandstalige spraakaudiometrielijsten met zinnen en getallen. CD and booklet by Lab.Exp.ORL-NKO, K.U. Leuven.
28. Auditec (1997). Auditory Tests (Revised), Compact Disc, Auditec, St. Louis.
29. Acoustical Society of America (1997). ANSI S 3.5-1997 American National Standard Methods for calculation of the speech intelligibility index.