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An audio- and speech-based interface for computer-controlled scientific instruments.

D B Loyd1, A C Phalangas, K E Barner

  • 1Department of Electrical and Computer Engineering, University of Delaware, Newark 19716, USA.

IEEE Transactions on Rehabilitation Engineering : a Publication of the IEEE Engineering in Medicine and Biology Society
|July 3, 1999
PubMed
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This study presents an accessible interface for laboratory instruments, enabling individuals with visual impairments to control equipment and analyze data. The new method uses keyboard navigation and audio feedback, enhancing inclusivity in scientific research.

Area of Science:

  • Scientific instrumentation
  • Human-computer interaction
  • Assistive technology

Background:

  • Laboratory instruments are crucial for scientific research, data analysis, and device control.
  • Current instrument interfaces rely on graphical displays, posing accessibility challenges for individuals with visual impairments.
  • Existing alternative interfaces are often limited in scope, accuracy, or affordability.

Purpose of the Study:

  • To develop an accessible alternative interface for laboratory instruments controlled by LabVIEW.
  • To enable independent operation of scientific equipment for individuals with visual impairments.
  • To promote greater inclusivity in scientific fields.

Main Methods:

  • Developed an alternative user interface for LabVIEW software.

Related Experiment Videos

  • Implemented keyboard-based navigation through a hierarchical tree menu.
  • Integrated speech and audio tones for system feedback, error alerts, and help functions.
  • Created interfaces for an oscilloscope and a function/arbitrary waveform generator.

    • Main Results:

    • The developed interface allows users with visual impairments to navigate and control laboratory instruments.
    • Audio feedback and keyboard controls provide an accessible method for instrument operation and data analysis.
    • The methodology is adaptable to various scientific instruments controllable via LabVIEW.

    Conclusions:

    • The novel interface significantly improves accessibility to scientific instrumentation for visually impaired researchers.
    • This approach can broaden participation in STEM fields by removing technological barriers.
    • The developed system offers an affordable and accurate solution for inclusive laboratory work.