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AAC systems are diverse: unaided communication uses no equipment and includes signing and body language, while aided approaches use external tools. [1] Aided communication methods can range from paper and pencil to communication books or boards to speech generating devices (SGDs) or devices producing written output.
Stephen Hawking (1942–2018), astrophysicist and prominent SGD user. Speech-generating devices (SGDs), also known as voice output communication aids, are electronic augmentative and alternative communication (AAC) systems used to supplement or replace speech or writing for individuals with severe speech impairments, enabling them to verbally communicate. [1]
For example, a picture may be taken of a child’s room and included in the AAC system. Objects and events within the photograph can then be used as symbols for communication. The concept of play could be accessed by selecting the toy box, whereas selecting an individual toy could generate the name of the toy (e.g. blocks) (Drager, Light ...
Tangible symbols are used as a means of communication for individuals who are unable to understand or communicate using abstract systems, such as speech or sign language. [ 2 ] [ 4 ] Properties of tangible symbols include permanency, capacity to be manipulated by both the user and the communication partner, and an obvious relationship between ...
Partner-assisted scanning is a technique used with children who have severe motor and communication impairments, and especially those with additional visual impairment, those who do not yet have an established alternative form of communication, or who are unable to use their usual method, perhaps because their electronic speech output device is being repaired. [3]
Switch access scanning is an indirect selection technique (or access method), used with switch access by an assistive technology user, including those who use augmentative and alternative communication (AAC), to choose items from the selection set.
Spoken (also known as Spoken - Tap to Talk AAC and Spoken AAC) is a mobile application and augmentative and alternative communication (AAC) tool launched in 2019. [3] The app was designed to aid individuals with speech and language impairments like aphasia or nonverbal autism, using a combination of symbols, text, and voice output.
ISAAC works to promote augmentative and alternative communication as a known and valued way of communicating worldwide. [6] The society's vision "is that AAC will be recognized, valued and used throughout the world" and the society's mission "is to promote the best possible communication for people with complex needs". [7]
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