Measurement of hearing aid internal noise
نویسندگان
چکیده
منابع مشابه
Measurement of hearing aid internal noisea )
Hearing aid equivalent input noise EIN measures assume the primary source of internal noise to be located prior to amplification and to be constant regardless of input level. EIN will underestimate internal noise in the case that noise is generated following amplification. The present study investigated the internal noise levels of six hearing aids HAs . Concurrent with HA processing of a speec...
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Introduction: The Acceptable Noise Level (ANL) evaluates the willingness of a listener to hear a continuous speech in the presence of background noise. ANL is related to some variables. Although many studies were accomplished on the relationship between ANL and hearing aid satisfaction, no study was found for the usage of ANL as the predictor of initial hearing aid acquisition. Therefore, the c...
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A scheme for binaural pre-processing of speech signals for input to a standard linear hearing aid has been investigated. The system is based on that of Toner & Campbell [l] who applied the Least Mean Squares (LMS) algorithm in sub-bands to speech signals from various acoustic environments and signal to noise ratios (SNR). The processing scheme attempts to take advantage of the multiple inputs t...
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Acceptable noise level (ANL) measures a listener's reaction to background noise while listening to speech. Relations among hearing aid use and ANL, speech in noise (SPIN) scores, and listener characteristics (age, gender, pure-tone average) were investigated in 191 listeners with hearing impairment. Listeners were assigned to one of three groups based on patterns of hearing aid use: full-time u...
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34 The Hearing Journal Improving hearing aid performance in noise April 2002 • Vol. 55 • No. 4 A common problem for people with a hearing impairment is the increased difficulty they encounter in communicating in noisy situations.1 Because the majority of people with a hearing impairment need to communicate in noisy situations at least some of the time,2 it is obvious that one design goal for he...
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ژورنال
عنوان ژورنال: The Journal of the Acoustical Society of America
سال: 2010
ISSN: 0001-4966
DOI: 10.1121/1.3327808