Radiant energy – Invisible radiant energy responsive electric signalling – Infrared responsive
Patent
1993-11-01
1994-09-20
Hannaher, Constantine
Radiant energy
Invisible radiant energy responsive electric signalling
Infrared responsive
250340, 250343, G01N 2101, G01N 2117
Patent
active
053491874
ABSTRACT:
A system for non-intrusive drunk driver screening comprising a wavelength modulated laser, harmonic detector, and signal analyzer apparatus for quantitative absorption spectroscopy detection of low level concentrations of alcohol molecules in a contained gaseous volume within the operator compartment of vehicles.
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Azzazy Medhat T.
Dabiri Ali
Glick Edward J.
Hannaher Constantine
Science Applications International Corporation
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