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Related Concept Videos

Hearing01:31

Hearing

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When we hear a sound, our nervous system is detecting sound waves—pressure waves of mechanical energy traveling through a medium. The frequency of the wave is perceived as pitch, while the amplitude is perceived as loudness.
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A Wearable, Extensible, Open-Source Platform for Hearing Healthcare Research.

Louis Pisha1, Julian Warchall1, Tamara Zubatiy2

  • 1Department of Electrical and Computer Engineering, University of California, San Diego.

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|June 18, 2020
PubMed
Summary
This summary is machine-generated.

A new open-source hearing research platform, Open Speech Platform (OSP), addresses limitations in hearing aid development. This wearable system enables real-time control and synchronized electrophysiological data acquisition for advanced audiological research.

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Area of Science:

  • Audiology
  • Biomedical Engineering
  • Signal Processing

Background:

  • Hearing loss is a prevalent global issue, particularly among older adults.
  • Current hearing aid research faces challenges due to proprietary systems, limited processing power, and difficulties in real-world testing.
  • Existing solutions often struggle with speech intelligibility in noise and high costs.

Purpose of the Study:

  • To introduce a novel, open-source hearing research platform called Open Speech Platform (OSP).
  • To overcome the limitations of current systems in audiological research and hearing healthcare.
  • To facilitate advanced research and development in hearing aid technology.

Main Methods:

  • Development of a complete wearable platform encompassing hardware, firmware, and software.
  • Integration of basic and advanced hearing aid functionalities adaptable for researchers.
  • Implementation of a system serving web applications directly from the hardware for real-time control.
  • Simultaneous acquisition of high-quality electroencephalography (EEG) or other electrophysiological signals synchronized with audio.

Main Results:

  • The Open Speech Platform (OSP) offers a comprehensive, adaptable solution for hearing research.
  • The platform supports real-time system control via web applications hosted on the wearable device.
  • High-fidelity electrophysiological signal acquisition, synchronized with audio, is achieved.
  • The wearable design ensures sufficient battery life for extended field operation.

Conclusions:

  • OSP provides a versatile and open-source tool to advance hearing healthcare research.
  • The platform empowers researchers to overcome previous technical barriers in audiological studies.
  • OSP enables new avenues for investigating hearing loss and developing improved hearing aid solutions.