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    Visual Speech-Training Aid for the Deaf (1987)
    In:  Other Sources
    Details
    Publication Date: 2019-07-12
    Description: Teaching deaf to speak aided by electronic system provides striking colored, pictorial representation of sound; energy at different frequencies as function of time. Other modalities, such as nasality, intra-oral pressure, and lip-muscle contraction, pictorialized simultaneously. Use of standard components, including personal microcomputer, helps reduce cost below prior voice-training systems. Speech-training system, microphone output separated by filters into narrow frequency bands, changed into digital signals, formatted by computer, and displayed on television screen. Output from other sensors displayed simultaneously or screen split to allow sound produced by student to be compared with that of teacher.
    Keywords: ELECTRONIC SYSTEMS
    Type: ARC-11526 , NASA Tech Briefs (ISSN 0145-319X); 11; 6; P. 30
    Format: text
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