منابع مشابه
Fully Accessible Touch Screens for the Blind and Visually Impaired
Recent advances in touch screen technology have increased the usability of touch screens for sighted users and prompted a wave of new touch screen-based devices. However, touch screens are still largely inaccessible to blind people because they require the user to visually locate objects on the screen. To address this problem, we developed an application called Slide Rule that uses audio output...
متن کاملVisually induced feelings of touch.
Recent studies have reported that vision can enhance tactile perception, even in patients with somatosensory deficits. However, it is unclear in these previous studies whether visual input truly enhances detection of tactile stimuli or induces a higher propensity for reporting touch by changing response criteria. In this study, we demonstrate in neurologically normal subjects that in addition t...
متن کاملThe visually impaired patient.
Blindness or low vision affects more than 3 million Americans 40 years and older, and this number is projected to reach 5.5 million by 2020. In addition to treating a patient's vision loss and comorbid medical issues, physicians must be aware of the physical limitations and social issues associated with vision loss to optimize health and independent living for the visually impaired patient. In ...
متن کاملvisually impaired pedestrians
Sighted guidance is arguably the most efficient method for aiding visually impaired pedestrians in mobility. A sighted guide's verbal instructions compensate comprehensively for the insufficiency of visual input in navigation. Moreover, the companionship entails sharing of responsibilities and thus increases the blind traveller's sense of security during a journey. The disadvantages of the sigh...
متن کاملMethods of Input on Touch Screen Devices for the Visually Impaired
This paper reviews several approaches to provide effective user input to blind users. The knowledge gained from this review is to be applied to an internet of things assistive application for the blind. The papers were selected to provide both depth and breadth on the topic of user input approaches that have been applied in recent academic literature. The findings suggest that no single approac...
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ژورنال
عنوان ژورنال: Scholarpedia
سال: 2012
ISSN: 1941-6016
DOI: 10.4249/scholarpedia.8240