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Connected cane: Tactile button input for controlling gestures of iOS voiceover embedded in a white cane
Jared M Batterman1, Vincent F Martin1, Derek Yeung1
1a School of Psychology , Georgia Institute of Technology , Atlanta , Georgia , USA.
Assistive Technology : the Official Journal of RESNA
|February 1, 2017
Summary
This study explored a tactile button interface for iOS VoiceOver, identifying safety and accessibility challenges for visually impaired users. A participatory design process created a novel device to improve on-the-go mobile navigation.
Area of Science:
- Human-Computer Interaction
- Assistive Technology
- Accessibility Research
Background:
- Assistive consumer devices offer benefits for users with and without visual impairments.
- Mobile device interaction presents unique challenges for visually impaired individuals, especially while navigating independently.
- Existing interfaces may not adequately address the needs of visually impaired users relying on assistive technologies like VoiceOver.
Purpose of the Study:
- To research and evaluate a tactile button interface for controlling iOS VoiceOver gesture navigation.
- To identify safety and accessibility issues associated with mobile device interaction for visually impaired users.
- To develop a novel device through participatory design that enhances mobile accessibility for visually impaired white cane users.
Main Methods:
- User-centered research and evaluation of a tactile button interface.
- Exploration of iOS VoiceOver gesture navigation.
- Participatory design process involving visually impaired users.
- Development of a novel assistive device prototype.
Main Results:
- Identified potential safety and accessibility issues with current touchscreen mobile device interaction for users with visual impairments.
- Highlighted the need for specialized interfaces to mitigate risks during independent travel.
- Demonstrated the feasibility of a tactile button interface for controlling mobile device navigation aids.
Conclusions:
- A tactile button interface can improve the safety and efficiency of mobile device use for visually impaired individuals.
- Participatory design is crucial for creating effective assistive technologies that meet user needs.
- The developed novel device has the potential to significantly enhance the independence and accessibility of mobile technology for visually impaired white cane users.
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