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Mechanical larynx - Wikipedia, the free encyclopedia
A mechanical larynx is a medical device used to produce clearer speech by those who have lost their original voicebox, usually due to cancer of the larynx. It is also referred to as a 'throat back'....
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For decades, people with vocal cord problems could only hope to communicate in the cold, robotic voice provided by a mechanical larynx. ... The artificial larynx recognizes what the user is saying by monitoring mouth movement, and then uses a speech synthesizer to produce the correct words.
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To create an artificial larynx, you must model all the variable elements of a larynx system: ... Only when you have all these elements, can an artificial larynx be modelled. It is not really possible to create one without all elements, as a voice is a result of modulations in airflow, and it is the airflow itself you seek...
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The first artificial larynx was developed by AT&T Bell Labs in 1929. ... The first artificial larynx developed by AT&T Bell Labs was purely mechanical. A metallic reed vibrated inside a tube that was connected, by the speaker, between the mouth and the stoma, an artificial opening in the speaker's throat.
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An ad with someone telling you to quit smoking in the cold robotic voice of a mechanical larynx is powerful imagery. This new artificial larnyx could screw up that whole angle for anti-smoking advocacy groups. ... Teeth-Installed Hearing Aids Are Coming ... Custom Band-Aid Machine Covers Any Length of Cut...
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Comparisons were made of the relative intelligibility of esophageal and artificial larynx speech. ... Five used only esophageal speech, five used only artificial larynx speech, and five produced both forms of speech. Recordings were made while the subjects read 50 PB (Phonetically Balanced) words embedded in a carrier phrase...
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This study sought to compare formant frequencies estimated from natural phonation to those estimated using two methods of artificial laryngeal stimulation: (1) stimulation of the vocal tract using an artificial larynx placed on the neck and (2) stimulation of the vocal tract using an artificial larynx with an attached tube ...
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