Field evaluation of an asymmetric directional microphone fitting

Journal of the American Academy of Audiology

Volumn 18, Issue 3, 2007, Pages 245-256

  Cord, Mary T ^a   Walden, Brian E ^a   Surr, Rauna K ^a   Dittberner, Andrew B ^b  

^a WALTER REED ARMY MEDICAL CENTER   (United States)

^b GN ReSound   (United States)

Author keywords

Directional microphones; Ease of listening; Hearing aids; Speech recognition

Indexed keywords

ADULT; AGED; ARTICLE; AUDITORY THRESHOLD; CLINICAL ARTICLE; CONTROLLED STUDY; DIRECTIONAL HEARING; FEMALE; HEARING AID; HUMAN; LABORATORY TEST; MALE; MICROPHONE; PERCEPTION DEAFNESS; PRIORITY JOURNAL; SIGNAL NOISE RATIO; SIGNAL PROCESSING; SOUND DETECTION; SOUND INTENSITY; SOUND TRANSMISSION; SPEECH DISCRIMINATION; STATISTICAL ANALYSIS;

AGED; AGED, 80 AND OVER; AUDITORY THRESHOLD; FEMALE; HEARING AIDS; HEARING DISORDERS; HEARING LOSS, BILATERAL; HUMANS; MALE; MIDDLE AGED; NOISE; PROSTHESIS FITTING; SPEECH PERCEPTION;

EID: 34247521871     PISSN: 10500545     EISSN: None     Source Type: Journal    
DOI: 10.3766/jaaa.18.3.6     Document Type: Article

References (17)

1. Bentler RA, Egge JLM, Tubbs JL, Dittberner AB, Flamme GA. (2004) Quantification of directional benefit across different polar response patterns. J Am Acad Audiol 15:649-659.
2. Cord M, Surr R, Walden B, Olson L. (2002) Performance of directional microphone hearing aids in everyday life. J Am Acad Audiol 13:295-307.
3. Fabry DA, Launer S, Derleth P. (2006) In one ear and synchronized with the other; automatic hearing instrument under scrutiny. Hear Rev 13(12):36, 38.
4. Hawkins D, Yacullo W. (1984) Signal-to-noise ratio advantage of binaural hearing aids and directional microphones under different levels of reverberation. J Speech Hear Disord 49:278-286.
5. Hornsby BWY, Ricketts TA. (2005) Benefits of bilateral use of directional microphones. Paper presented at the American Auditory Society meeting, Scottsdale, AZ.
6. Institute of Electrical and Electronic Engineers. (1969) IEEE Recommended Practice for Speech Quality Measures. New York: Institute of Electrical and Electronic Engineers.
7. Jerger J. (1970) Clinical experience with impedance audiometry. Arch Otolaryngol 92:311-324.
8. Leeuw AR, Dreschler WA. (1991) Advantages of directional hearing aid microphones related to room acoustics. Audiology 30:330-344.
9. Nielsen HB, Ludvigsen C. (1978) Effect of hearing aids with directional microphones in different acoustic environments. Scand Audiol 7:217-224.
10. Ricketts TA, Dahr S. (1999) Aided benefit across directional and omni-directional hearing aid microphones for behind-the-ear hearing aids. J Am Acad Audiol 10:180-189.
11. Ricketts TA, Dittberner AB. (2002) Directional amplification for improved signal-to-noise ratio: strategies, measurement, and limitations. In: Valente M, ed. Strategies for Selecting and Verifying Hearing Aid Fittings. 2nd edition. New York: Thieme, 274-345.
12. Studebaker G. (1985) A "rationalized" arcsine transform. J Speech Hear Res 28:455-462.
13. Surr RK, Cord MT, Walden BE, Olson L. (2002) Influence of environmental factors on hearing aid microphone preference. J Am Acad Audiol 13:308-322.
14. Valente M, Fabry DA, Potts LG. (1995) Recognition of speech in noise with hearing aids using dual microphones. J Am Acad Audiol 6:440-449.
15. Walden BE, Surr RK, Cord MT, Dyrlund O. (2004) Predicting hearing aid microphone preference in real-life listening. J Am Acad Audiol 15:365-396.
16. Walden BE, Surr RK, Cord MT, Edwards B, Olsen L. (2000) Comparison of benefits provided by different hearing aid technologies. J Am Acad Audiol 11:540-560.
17. Walden BE, Surr RK, Grant KW, Summers WV Cord MT, Dyrlund O. (2005) Effect of signal-to-noise ratio on directional microphone benefit and preference. J Am Acad Audiol 16:662-675.