Related Experiment Video
Updated: Aug 10, 2026
09:01
Development of an Audio-based Virtual Gaming Environment to Assist with Navigation Skills in the Blind
Published on: March 27, 2013
Blind persons navigate in virtual reality (VR); hearing and feeling communicates "reality"
Studies in Health Technology and Informatics
|December 8, 1996
Summary
Virtual Reality (VR) enhances web accessibility for visually impaired individuals through spatialized audio and haptic feedback. These multi-sensory VR technologies offer new avenues for education, communication, and medical simulation for all users.
Area of Science:
- Human-Computer Interaction
- Virtual Reality
- Assistive Technology
Background:
- Traditional virtual reality (VR) primarily targets visual learning senses.
- Existing web content and health informatics models are often inaccessible to individuals with sight impairments.
- There is a need for multi-sensory approaches to VR content delivery.
Purpose of the Study:
- To explore the potential of virtual reality (VR) developments in audio navigation for blind persons.
- To investigate how VR can support therapies and enhance web accessibility for individuals with disabilities.
- To adapt VR technologies for diverse learning senses (visual, aural, kinetic).
Main Methods:
- Developing navigable virtual reality worlds using spatialized audio for blind users.
- Testing a proof-of-concept system with haptic robotic interfaces for "feeling" 3D map models.
- Tailoring and delivering VR content to visual, aural, and kinetic learning senses.
Main Results:
- Spatialized audio enables navigable virtual reality worlds for visually impaired users.
- Haptic feedback interfaces allow for tactile exploration of 3D map data.
- Multi-sensory VR approaches have the potential to significantly improve web accessibility.
Conclusions:
- Virtual Reality (VR) advancements in audio navigation and haptic feedback can open the World Wide Web to individuals with sight impairments.
- These multi-sensory VR access methods can benefit various sectors including government, business, education, and healthcare.
- The developed VR technologies can lead to more powerful communication, education, and medical simulation applications.
Related Concept Videos
01:15Sensory Modalities
Sensation typically is the process by which the sensory receptors and sense organs detect stimuli from the internal and external environment and transmit this information to the central nervous system for processing.
General senses refer to the broad category of sensory information detected by receptors in the body and can be further grouped into somatic and visceral senses. Somatic sensations include touch, pressure, temperature, and pain and are essential for navigating our environment and...
General senses refer to the broad category of sensory information detected by receptors in the body and can be further grouped into somatic and visceral senses. Somatic sensations include touch, pressure, temperature, and pain and are essential for navigating our environment and...
01:26Introduction to Special Senses
Sensory receptors play an integral part in comprehending our external and internal environments. They receive diverse stimuli, converting them into the nervous system's electrochemical signals. This conversion occurs as the stimulus alters the sensory neuron's cell membrane potential, instigating the generation of an action potential. This action potential is subsequently transmitted to the central nervous system (CNS), which integrates with other sensory data or higher cognitive functions.
01:01Neuroplasticity
Neuroplasticity reflects the brain's remarkable capacity to adapt and evolve, responding dynamically to learning, experiences, or injury by reorganizing its neural circuitry. This reorganization involves creating new neural connections and refining old ones through a series of biological processes that contribute to the brain's lifelong development and adaptability.
01:15Depth Perception and Spatial Vision
Depth perception is the ability to perceive objects three-dimensionally. It relies on two types of cues: binocular and monocular. Binocular cues depend on the combination of images from both eyes and how the eyes work together. Since the eyes are in slightly different positions, each eye captures a slightly different image. This disparity between images, known as binocular disparity, helps the brain interpret depth. When the brain compares these images, it determines the distance to an object.
01:17Auditory Perception
The auditory system is essential for sound perception, utilizing various critical structures. When sound waves enter the outer ear, they travel through the ear canal and cause the eardrum to vibrate. These vibrations are then transmitted to the middle ear, where three tiny bones – the malleus, incus, and stapes – amplify the sound. This amplification is crucial, as it ensures that the sound vibrations are strong enough to be conveyed to the inner ear. These vibrations then reach the cochlea, a...
01:27Tactile and Chemical Senses
Tactile senses encompass touch, temperature, and pain, each mediated by specific receptors. Touch receptors detect mechanical energy or pressure against the skin. Sensory fibers from these receptors enter the spinal cord and relay information to the brain stem. Here, most fibers cross over to the opposite side of the brain. The touch information then moves to the thalamus, which projects a map of the body's surface onto the somatosensory areas of the parietal lobes in the cerebral cortex. This...