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Non-manual input device e.g. for controlling computer by disabled person
Non-manual input device e.g. for controlling computer by disabled person
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机译:非手动输入设备,例如用于残疾人士控制计算机
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摘要
In order to provide a precise, yet uncomplicated, non-manual input device, several liquid switched, e.g. mercury switches, are mutually displaced from one another and slightly inclined, and mounted on a head-band. A microphone with amplifier and threshold switch connected serves as an additional signal source.
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