Digital hearing aids: a tutorial review.
نویسنده
چکیده
The basic concepts underlying digital signal processing are reviewed briefly, followed by a short historical account of the development of digital hearing aids. Key problem areas and opportunities are identified, and the various approaches used in attempting to develop a practical digital hearing aid are discussed.
منابع مشابه
مقایسه تأثیر سمعکهای پشت گوشی دیجیتال باآنالوگ در درمان وزوز گوش بیماران سالمند مراجعه کننده به مراکزگوش وحلق وبینی شهرهمدان
Introduction & Objective: Tinnitus is one of the most common otologic complaints. This study was designed for evaluation of different kinds of hearing aids effectiveness in treatment of tinnitus in elderly patients in Hamadan. Materials & Methods: In this clinical trial study 27 referral patients with complaint of tinnitus and hearing loss to otolaryngology clinics in Hamadan during 2006-7 w...
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Objective: The purpose of this study was to assess assistive devices needs of adolescent students with hearing impairment in Ahvaz city. Materials & Methods: Although 69(96%) students had digital hearing aids 44(61%) reported difficulties in watching television, 66 (92%) in using alarm clocks, 24(33%) in hearing door and telephone ringing, 63(88%) in using telephone, 14(19%) in face to face ...
متن کاملDigital Hearing Aid – a Review
In the rural sector of India there is a large number of hearing impaired persons. With moderate or acute hearing loss Hearing impaired persons, suffer from opportunities for communicating with others Presently the conventional analog hearing aids have a number of functional limitations such as fixed frequency, lack of flexibility, can’t distinguish speech from noise, etc. The Digital hearing ai...
متن کاملHowling and Entrainment in Hearing Aids: A Review
This review focuses on howling and entrainment artifacts in digital hearing aids. The howling may occur (especially at high gains), essentially due to the close proximity of the input microphone and the output loudspeaker. The entrainment, on the other hand, occurs when the input to the hearing aids is periodic, for example, music signals or alarm signals with strong tonal characteristics. We g...
متن کاملA historical perspective on digital hearing AIDS: how digital technology has changed modern hearing AIDS.
This article provides the author's perspective on the development of digital hearing aids and how digital signal processing approaches have led to changes in hearing aid design. Major landmarks in the evolution of digital technology are identified, and their impact on the development of digital hearing aids is discussed. Differences between analog and digital approaches to signal processing in ...
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عنوان ژورنال:
- Journal of rehabilitation research and development
دوره 24 4 شماره
صفحات -
تاریخ انتشار 1987