Doze prevention system

Details Doze prevention system Doze prevention system

1986-11-24

1988-02-16

Rowland, James L.

Communications: electrical

Condition responsive indicating system

Specific condition

340576, 128733, G08B 2300

Patent

active

047258241

ABSTRACT:
A system for alerting a worker who is falling into a doze records a parameter pattern or range derived from a plurality of eyeblink pulses in a waveform generated during an awake-state period, and then determines excessive deviation of parameters of each succeeding eyeblink pulse from the recorded pattern to generate an alarm signal.

REFERENCES:
patent: 3889251 (1975-06-01), Litman
patent: 4144531 (1979-03-01), Anbergen
patent: 4155352 (1979-05-01), Toglia et al.
patent: 4359724 (1982-11-01), Zimmerman
patent: 4496938 (1985-01-01), Seko et al.

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