Improving speech intelligibility in background noise with an adaptive directional microphone

Journal of the American Academy of Audiology

Volumn 17, Issue 7, 2006, Pages 519-530

  Blamey, Peter J ^a   Fiket, Hayley J ^a   Steele, Brenton R ^a  

^a Dynamic Hearing Pty Ltd   (Australia)

Author keywords

Directional microphones; Hearing aids

Indexed keywords

ADULT; AGED; ARTICLE; CLINICAL ARTICLE; FEMALE; HEARING AID; HEARING LOSS; HUMAN; INTERMETHOD COMPARISON; MALE; MICROPHONE; NOISE; PRIORITY JOURNAL; PURE TONE AUDIOMETRY; SIGNAL NOISE RATIO; SPATIAL FREQUENCY DISCRIMINATION; SPEECH DISCRIMINATION; SPEECH INTELLIGIBILITY; SPEECH PERCEPTION;

ADULT; AGED; AGED, 80 AND OVER; EQUIPMENT DESIGN; FEMALE; HEARING AIDS; HEARING LOSS, SENSORINEURAL; HUMANS; MALE; MIDDLE AGED; NOISE; PATIENT SATISFACTION; QUESTIONNAIRES; SPEECH DISCRIMINATION TESTS; SPEECH PERCEPTION;

EID: 33846971098     PISSN: 10500545     EISSN: None     Source Type: Journal    
DOI: 10.3766/jaaa.17.7.7     Document Type: Article

References (27)

1. Bentler RA, Palmer C, Dittberner AB. (2004) Hearing in noise: comparison of listeners with normal and (aided) impaired hearing. J Am Acad Audiol 15(3):216-225.
2. Blamey PJ. (2005) Adaptive dynamic range optimization (ADRO): a digital amplification strategy for hearing aids and cochlear implants. Thends Amplif 9(2):77-98.
3. Blamey PJ, James CJ, Wildi K, McDermott HJ, Martin LFA. (1999) Adaptive dynamic range optimization sound processor. Australian Patent Application PCT/AU99/00076, International Patent Application WO 00/ 47014, filed Feb. 5, 1999, and published Aug. 10, 2000.
4. Blamey PJ, Martin LFA, Fiket HJ. (2004) A digital processing strategy to optimize hearing aid outputs directly. J Am Acad Audiol 15(10):716-728.
5. Boothroyd A, Hanin L, Hnath T. (1985) A Sentence Test of Speech Perception: Reliability, Set Equivalence, and Short Term Learning (Internal report, RCI 10). New York: City University of New York.
6. Brennan R, Schneider T. (1998) A flexible filterbank structure for extensive signal manipulations in digital hearing aids. Proceedings of the 1998 IEEE International Symposium on Circuits and Systems 6:569-572.
7. Compton-Conley CL, Neuman AC, Killion MC, Levitt H. (2004) Performance of directional microphones for hearing aids: real-world versus simulation. J Am Acad Audiol 15:440-455.
8. Fortune T. (2004) Adaptive Dynamic Range Optimisation with beamforming: an interesting combination. Paper presented at Europaische Union der Horgerateakustiker, 49th International Congress of Hearing Aid Acousticians, Frankfurt.
9. Gatehouse S, Noble W. (2004) The Speech, Spatial and Qualities of Hearing Scale (SSQ). Int J Audiol 43(2):85-99.
10. Hornsby BW, Ricketts TA. (2001) The effects of compression ratio, signal-to-noise ratio, and level on speech recognition with normal-hearing listeners. J Acoust Soc Am 109(6):2964-2973.
11. Martin LFA, Blamey PJ, James CJ, Galvin KL, Macfarlane DS. (2001) Adaptive Dynamic Range Optimization for hearing aids. Acoust Aust 29:1-21.
12. Nabelek IV. (1983) Performance of hearing-impaired listeners under various types of amplitude compression. J Acoust Soc Am 74(3):776-791.
13. Nilsson M, Soli SD, Sullivan JA. (1994) Development of the Hearing In Noise Test for the measurement of speech reception thresholds in quiet and in noise. J Acoust Soc Am 95:1085-1099.
14. Plomp R. (1986) A signal-to-noise-ratio model of the speech-reception threshold of the hearing impaired. J Speech Hear Res 29(2):146-154.
15. Powers TA, Hamacher V. (2004) Proving adaptive directional technology works: a review of studies. Hear Rev 11(4).
16. Ricketts T, Henry P. (2002a) Evaluation of an adaptive, directional microphone hearing aid. Int J Audiol 41(2):100-112.
17. Ricketts T, Henry P. (2002b) Low-frequency gain compensation in directional hearing aids. Am J Audiol 11(1):29-41.
18. Ricketts T, Mueller HG. (2000) Predicting directional hearing aid benefit for individual listeners. J Am Acad Audiol 11(10):561-569.
19. Steele B. (2004) Method and apparatus for producing adaptive directional signals. International Patent PCT/AU2004/001071, World Intellectual Property Organization WO 2005/055644 A1, filed Aug. 11, 2004.
20. Valente M, Fabry DA, Potts LG. (1995) Recognition of speech in noise with hearing aids using dual microphones. J Am Acad Audiol 6(6):440-449.
21. Valente M, Mispagel K. (2004) Performance of an automatic adaptive dual-microphone ITC digital hearing aid. Hear Rev 11(2).
22. Van Tasell DJ, Trine TD. (1996) Effects of single-band syllabic amplitude compression on temporal speech information in nonsense syllables and in sentences. J Speech Hear Res 39(5):912-922.
23. Verschuure J, Benning FJ, Van Cappellen M, Dreschler WA, Boeremans PP. (1998) Speech intelligibility in noise with fast compression hearing aids. Audiology 37(3):127-150.
24. Walden BE, Surr RK, Cord MT, Dyrlund O. (2004) Predicting hearing aid microphone preference in everyday listening. J Am Acad Audiol 15(5):365-396.
25. Wouters J, Berghe JV, Maj JB. (2002) Adaptive noise suppression for a dual-microphone hearing aid. Int J Audiol 41(7):401-407.
26. Wouters J, Litiere L, van Wieringen A. (1999) Speech intelligibility in noisy environments with one- and two-microphone hearing aids. Audiology 38(2):91-98.
27. Zwicker E, Schorn K. (1978) Psychoacoustical tuning curves in audiology. Audiology 17:120-140.