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Related Concept Videos

Auditory Pathway01:15

Auditory Pathway

Auditory pathways constitute the complex neural circuits responsible for transmitting and interpreting auditory information from the peripheral auditory system to the brain. Sound waves are initially captured by the outer ear, funneled through the ear canal, and reach the tympanic membrane (eardrum). These vibrations are transmitted via the middle ear's ossicles to the inner ear's cochlea.
When viewed cross-sectionally, the cochlea reveals the scala vestibuli and scala tympani flanking the...
Auditory Perception01:17

Auditory 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...
Design Example01:23

Design Example

The innovation of touch-tone telephony revolutionized the telecommunications industry by replacing the traditional rotary dial with a dual-tone multi-frequency (DTMF) signaling system. This system uses a matrix-style keypad with buttons arranged in four rows and three columns, creating 12 distinct signals each assigned to a pair of frequencies. Each button press results in a simultaneous generation of two sinusoidal tones – one from a low-frequency group (697 to 941 Hz) and one from a...
Hearing01:31

Hearing

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.
Sensory Modalities01:15

Sensory 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...

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Related Experiment Video

Updated: May 13, 2026

Development of an Audio-based Virtual Gaming Environment to Assist with Navigation Skills in the Blind
09:01

Development of an Audio-based Virtual Gaming Environment to Assist with Navigation Skills in the Blind

Published on: March 27, 2013

Spearcons (speech-based earcons) improve navigation performance in advanced auditory menus.

Bruce N Walker1, Jeffrey Lindsay, Amanda Nance

  • 1School of Psychology, Georgia Institute of Technology, 654 Cherry Street, Atlanta, GA 30332-0170, USA. bruce.walker@psych.gatech.edu

Human Factors
|March 23, 2013
PubMed
Summary
This summary is machine-generated.

Spearcons, a novel auditory cue, significantly improve auditory menu navigation efficiency, accuracy, and learning rates compared to traditional auditory icons and earcons. This new cue offers enhanced usability for visually impaired users interacting with mobile devices.

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Last Updated: May 13, 2026

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Area of Science:

  • Human-Computer Interaction
  • Auditory Displays
  • Accessibility Technology

Background:

  • Mobile device displays are shrinking, increasing reliance on non-graphical user interfaces (GUI) for visually impaired users.
  • Auditory menus use auditory icons (real-world sounds) or earcons (musical patterns) to enhance navigation.
  • Spearcons, a new auditory cue, are created by speeding up spoken phrases beyond recognition.

Purpose of the Study:

  • To evaluate spearcons as a novel auditory cue for improving auditory menu navigation.
  • To compare spearcon performance against traditional auditory cues and speech-based interfaces.

Main Methods:

  • Five empirical experiments were conducted to assess menu navigation efficiency, accuracy, and learning rates.
  • Experiment 5 specifically compared spearcons to text-to-speech (TTS) in a 2D auditory menu.

Main Results:

  • Spearcons demonstrated superior navigation efficiency, accuracy, and learning rates over traditional and hybrid auditory cues.
  • Spearcons exhibited learnability comparable to normal speech.
  • In 2D menu navigation, spearcons outperformed speech-only auditory cues.

Conclusions:

  • Spearcons represent a more effective auditory cue for menu-based interfaces than previously available options.
  • The development of spearcons expands the range of nonspeech auditory cues, offering practical benefits for real-world device applications.