Skip to main content

DSP in Hearing Aids and Cochlear Implants

  1. Research Article

    An Intrinsically Digital Amplification Scheme for Hearing Aids

    Results for linear and wide-dynamic range compression were compared with a new 64-channel digital amplification strategy in three separate studies. The new strategy addresses the requirements of the hearing ai...

    Peter J. Blamey, David S. Macfarlane and Brenton R. Steele

    EURASIP Journal on Advances in Signal Processing 2005 2005:731371

    Published on: 10 November 2005

  2. Research Article

    An Auditory-Masking-Threshold-Based Noise Suppression Algorithm GMMSE-AMT[ERB] for Listeners with Sensorineural Hearing Loss

    This study describes a new noise suppression scheme for hearing aid applications based on the auditory masking threshold (AMT) in conjunction with a modified generalized minimum mean square error estimator (GM...

    Ajay Natarajan, John H.L. Hansen, Kathryn Hoberg Arehart and Jessica Rossi-Katz

    EURASIP Journal on Advances in Signal Processing 2005 2005:678405

    Published on: 10 November 2005

  3. Research Article

    The Effects of Noise on Speech Recognition in Cochlear Implant Subjects: Predictions and Analysis Using Acoustic Models

    Cochlear implants can provide partial restoration of hearing, even with limited spectral resolution and loss of fine temporal structure, to severely deafened individuals. Studies have indicated that background...

    Jeremiah J. Remus and Leslie M. Collins

    EURASIP Journal on Advances in Signal Processing 2005 2005:467924

    Published on: 10 November 2005

  4. Research Article

    Editorial

    Simon Doclo, Søren Holdt Jensen, Philippe A. Pango, Søren K. Riis and Jan Wouters

    EURASIP Journal on Advances in Signal Processing 2005 2005:470306

    Published on: 10 November 2005

  5. Research Article

    Ultra-Wideband Transceivers for Cochlear Implants

    Ultra-wideband (UWB) radio offers low power consumption, low power spectral density, high immunity against interference, and other benefits, not only for consumer electronics, but also for medical devices. A c...

    Thomas Buchegger, Gerald Oßberger, Alexander Reisenzahn, Erwin Hochmair, Andreas Stelzer and Andreas Springer

    EURASIP Journal on Advances in Signal Processing 2005 2005:647310

    Published on: 10 November 2005

  6. Research Article

    Multichannel Dynamic-Range Compression Using Digital Frequency Warping

    A multichannel dynamic-range compressor system using digital frequency warping is described. A frequency-warped filter is realized by replacing the filter unit delays with all-pass filters. The appropriate des...

    James M. Kates and Kathryn Hoberg Arehart

    EURASIP Journal on Advances in Signal Processing 2005 2005:483486

    Published on: 10 November 2005

  7. Research Article

    Sound Classification in Hearing Aids Inspired by Auditory Scene Analysis

    A sound classification system for the automatic recognition of the acoustic environment in a hearing aid is discussed. The system distinguishes the four sound classes "clean speech," "speech in noise," "noise,...

    Michael Büchler, Silvia Allegro, Stefan Launer and Norbert Dillier

    EURASIP Journal on Advances in Signal Processing 2005 2005:387845

    Published on: 10 November 2005

  8. Research Article

    Signal Processing in High-End Hearing Aids: State of the Art, Challenges, and Future Trends

    The development of hearing aids incorporates two aspects, namely, the audiological and the technical point of view. The former focuses on items like the recruitment phenomenon, the speech intelligibility of he...

    V. Hamacher, J. Chalupper, J. Eggers, E. Fischer, U. Kornagel, H. Puder and U. Rass

    EURASIP Journal on Advances in Signal Processing 2005 2005:152674

    Published on: 10 November 2005

  9. Research Article

    Speech Enhancement with Natural Sounding Residual Noise Based on Connected Time-Frequency Speech Presence Regions

    We propose time-frequency domain methods for noise estimation and speech enhancement. A speech presence detection method is used to find connected time-frequency regions of speech presence. These regions are u...

    Karsten Vandborg Sørensen and Søren Vang Andersen

    EURASIP Journal on Advances in Signal Processing 2005 2005:305909

    Published on: 10 November 2005

  10. Research Article

    A Psychoacoustic "NofM"-Type Speech Coding Strategy for Cochlear Implants

    We describe a new signal processing technique for cochlear implants using a psychoacoustic-masking model. The technique is based on the principle of a so-called "NofM" strategy. These strategies stimulate fewe...

    Waldo Nogueira, Andreas Büchner, Thomas Lenarz and Bernd Edler

    EURASIP Journal on Advances in Signal Processing 2005 2005:101672

    Published on: 10 November 2005

  11. Research Article

    A Low-Power Two-Digit Multi-dimensional Logarithmic Number System Filterbank Architecture for a Digital Hearing Aid

    This paper addresses the implementation of a filterbank for digital hearing aids using a multi-dimensional logarithmic number system (MDLNS). The MDLNS, which has similar properties to the classical logarithmi...

    Roberto Muscedere, Vassil Dimitrov, Graham Jullien and William Miller

    EURASIP Journal on Advances in Signal Processing 2005 2005:326504

    Published on: 10 November 2005

  12. Research Article

    SPAIDE: A Real-time Research Platform for the Clarion CII/90K Cochlear Implant

    SPAIDE (sound-processing algorithm integrated development environment) is a real-time platform of Advanced Bionics Corporation (Sylmar, Calif, USA) to facilitate advanced research on sound-processing and electric...

    L. Van Immerseel, S. Peeters, P. Dykmans, F. Vanpoucke and P. Bracke

    EURASIP Journal on Advances in Signal Processing 2005 2005:764821

    Published on: 10 November 2005

top