Theoretical and Practical Considerations in Compression Hearing Aids

Ahren T Arlinger S Holmgren S Jerlvall L Johansson B Lindblad A Persson L Petterson A Sjogren H . (1977). Automatic Gain Control in Hearing Aids: The Influence of Different Attack and Release Times on Speech Intelligibility for Hearing Impaired with Recruitment (Report TA 84). Stockholm: Karolinska Institute.

Allen J Jeng P . (1990). Loudness growth in 1/2 octave bands (LGOB): a procedure for the assessment of loudness. J Acoust Soc Amer 88: 745–753.

American National Standards Institute. (1987). Specification of Hearing Aid Characteristics. ANSI S3.22–1987. American National Standards Institute, New York.

American National Standards Institute. (1992). Testing Hearing Aids with a Broadband Noise Signal. ANSI S3.42–1992.

Baechler H . (1995). Unpublished data.

Barfod J . (1978). Multichannel compression hearing aids: Experiments and consideration on clinical applicability. Scand Audiol (suppl 6): 315–339.

Blegvad B . (1974). Clinical evaluation of behind-the-ear hearing aids with compression amplification. Scand Audiol 3: 57–60.

Blesser B . (1969). Audio dynamic range compression for minimum perceived distortion. IEEE Trans Audio Electroacoustics 17: 78–84.

Braida L Durlach N Lippman R Hicks B Rabinowitz W Reed C . (1979). Hearing aids—A review of past research on linear amplification, amplitude compression, and frequency lowering. ASHA Monograph No. 19, Rockville, MD.

Brownell W Bader C Bertrand D Ribaauplene Y . (1985). Evoked mechanical responses of isolated cochlear outer hair cells. Science 227: 194–196.

Bustamante D Braida L . (1987). Multiband compression limiting for hearing-impaired listeners. J Rehab Res Dev 24 (4): 149–160.

Cornelisse L Gagne J Seewald R . (1991). Ear level recordings of the long term average spectrum of speech. Ear Hear 12: 47–54.

Cornelisse L Seewald R Jamieson D . (1995). The input/output formula: A theoretical approach to the fitting of personal amplification devices. J Acoust Soc Amer 97 (3): 1854–1864.

Davis H Stevens S Nichols R Hudgins C Peterson G Marquis R Ross D . (1947). Hearing Aids—An Experimental Study of Design Objectives. Cambridge, MA: Harvard University Press.

Dawson P Dillon H Battaglia J . (1991). Output limiting compression for the severe-profoundly deaf. Austral J Audiol 13 (1): 1–12.

Dillon H . (1988). Compression in hearing aids. In: Sandlin R . (ed) Handbook of Hearing Aid Amplification, vol. I, Theoretical and Technical Considerations. College-Hill Press.

Dirks D Morgan D Dubno J . (1982). A procedure for quantifying the effects of noise on speech recognition. J Speech Hear Dis 47: 114–123.

Dreschler W . (1989). Phoneme perception via hearing aids with and without compression and the role of temporal resolution. Audiol 28: 49–60.

Fabry D . (1991). Hearing aid compression. Amer J Audiol 1 (1): 11–13.

Festen J Plomp R . (1983). Relations between auditory functions in impaired hearing. J Acoust Soc Amer 73: 652–662.

Hawkins D Naidoo S . (1993). Comparison of sound quality and clarity with asymmetrical peak clipping and output limiting compression. J Amer Acad Audiol 4: 221–228.

Hickson L . (1994). Compression amplification in hearing aids. Amer J Audiol 3: 51–65.

Hohmann V Kollmeier B . (1995). The effect of multichannel dynamic compression on speech intelligibility. J Acoust Soc Amer 97: 1191–1195.

Horwitz A Turner C Fabry D . (1991). Effects of different frequency response strategies upon recognition and preference for audible speech stimuli. J Speech Hear Res 34: 1185–1196.

Hudgins C Marquis R Nichols R Peterson G Ross D . (1948). The comparative performance of an experimental hearing aid and two commercial instruments. J Acoust Soc Amer 20: 241–258.

IHAFF, Independent Hearing Aid Fitting Forum. (1994). The unveiling of a comprehensive hearing aid fitting protocol for the 21st century. Presented at the Jackson Hole Rendezvous, Jackson Hole, WY.

Ingelstam R Johansson B Petterson A Sjogren H . (1971). The Effect of Non-Linear Amplitude Distortion, an Investigation by Variation of the Quadratic and Cubic Components. (Report TA 64). Stockholm: Karolinska Institute.

Jerlvall L Lindblad A . (1978). The influence of attack and release time on speech intelligibility. A study of the effects of AGC on normal hearing and hearing impaired subjects. Scand Audiol (suppl 6): 341–353.

Johansson B . (1973). The hearing aid as a technical audiological problem. Scand Audiol (Suppl 3): 55–76.

Killion M . (1994). Fig6.exe software: Hearing aid fitting targets for 40, 65 & 95 dB SPL inputs (version 1.01D). Etymotic Research, Elk Grove Village, IL.

Killion M . (1995). Talking hair cells: what they have to say about hearing aids. In Berlin C . (ed) Hair Cells and Hearing Aids. Singular Press, San Diego.

King A Martin M . (1984). Is AGC beneficial in hearing aids? Bri J Audiol 18: 31–38.

Kuk F . (1994) Use of paired comparison in hearing aid fitting. In: Valente M . (ed) Strategies for Selecting and Verifying Hearing Aid Fittings. Thieme Medical Publishers, NY, p. 108–135.

Kuk F Lau C . (1995). Criteria considerations in subjective rating tasks. Paper presented at Third International Hearing Aid Conference in Iowa City, IA, 1995.

Levitt H . (1993). Future directions in hearing aid research. J Speech-Lang Path & Audiol 1: 107–124.

Lynn G Carhart R . (1963). Influence of attack and release in compression amplification on understanding of speech by hypoacusics. J Speech Hear Dis 28: 124–140.

Macrae J . (1994). Prediction of asymptotic threshold shift caused by hearing aid use. J Speech Hear Res 37: 1450–1458.

Montgomery A Edge R . (1988). Evaluation of two speech enhancement techniques to improve intelligibility for hearing impaired adults. J Speech Hear Res 31: 386–393.

Moore B . (1986). Frequency Selectivity in Hearing. London: Academy Press.

Moore B . (1990). How much do we gain by gain control in hearing aids? Acta Otolaryng (supp 469): 250–256.

Moore B . (1991). Characterization and simulation of impaired hearing: Implications for hearing aid design. Ear Hear 12: 154S–161S.

Moore B Laurence R Wright D . (1985). Improvements in speech intelligibility in quiet and in noise produced by two-channel compression hearing aids. Bri J Audiol 19: 175–187.

Moore B Glasberg B . (1988). A comparison of four methods of implementing automatic gain control (AGC) in hearing aids. Bri J Audiol 22: 93–104.

Moore B Glasberg B Stone M . (1991). Optimization of a slow-acting automatic gain control system for use in hearing aids. Bri J Audiol 25: 171–182.

Moore B Johnson J Clark T Pluvinage V . (1992). Evaluation of a dual channel full dynamic range compression system for people with sensorineural hearing loss. Ear Hear 13: 349–370.

Nabelek I . (1983). Performance of hearing-impaired listeners under various types of amplitude compression. J Acoust Soc Amer 74: 776–791.

Neuman A Bakke M Hellman S Levitt H . (1994). Effect of compression ratio in a slow-acting compression hearing aid: paired comparison judgments of quality. J Acoust Soc Amer 96 (3): 1471–1478.

Norton S . (1992). Cochlear function and otoacoustic emissions. Seminars in Hearing 13: 1–14.

Pearsons K Bennett R Fidell S . (1977). Speech Levels in Various Noise Environments. EPA report 600/1–77–025. Washington, D.C.

Peterson M Feeney P Yantis P . (1990). The effect of automatic gain control in hearing-impaired listeners with different dynamic ranges. Ear Hear 11: 185–194.

Plomp R . (1988). The negative effect of amplitude compression in multichannel hearing aids in the light of the modulation-transfer function. J Acoust Soc Amer 83: 2322–2327.

Pluvinage V . (1989). Clinical measurement of loudness growth. Hear Instrum 39 (4): 19–22.

Preves D . (1991). Output limiting and speech enhancement. In: Studebaker G Bess F Beck L . (eds), The Vanderbilt Hearing Aid Report II. Parton, MD: York Press, 35–51.

Preves D Beck L Burnett E Teder H . (1989). Input stimuli for obtaining frequency responses of automatic gain control hearing aids. J Speech Hear Res 32: 189–194.

Sammeth C Ochs M . (1991). A review of current “noise reduction” hearing aids: A rationale, assumptions, and efficacy. Ear Hear 12: 116S–124S.

Schweitzer H Causey G . (1977). The relative importance of recovery time in compression hearing aids. Audiol 16: 61–72.

Stone M Moore B ., (1992). Syllabic compression: effective compression ratios for signals modulated at different rates. Bri J Audiol 26: 351–161.

Sung R Sung G . (1982). Compression amplification: its effect on speech intelligibility in noise. Hear Aid J 35 (11): 20–24.

Tyler R Kuk F . (1989). The effects of “noise suppression” hearing aids on consonant recognition in speech babble and low frequency noise. Ear Hear 10 (4): 243–249.

Van Tasell D . (1993). Hearing loss, speech, and hearing aids. J Speech Hear Res 36: 228–244.

Viemeister N . (1979). Temporal modulation transfer function based on modulation thresholds. J Acoust Soc Amer 66: 1364–1380.

Walker G Dillon H . (1982). Compression in Hearing Aids: An Analysis, a Review, and Some Recommendations (report No. 90). Canberra, Australia: Australian Government Publishing Service.

Yund E Buckles K . (1995a). Multichannel compression hearing aids: Effect of number of channels on speech discrimination in noise. J Acoust Soc Amer 97: 1206–1223.

Yund E Buckles K . (1995b). Enhanced speech perception at low signal-to-noise ratios with multichannel compression hearing aids. J Acoust Soc Amer 97: 1224–1240.

Yund E Buckles K . (1995c). Discrimination of multichannel-compressed speech in noise: long term learning in hearing impaired subjects. Ear Hear 16: 417–427.