Optics: measuring and testing – By dispersed light spectroscopy – With sample excitation
Patent
1997-09-18
1999-05-18
Kim, Robert H.
Optics: measuring and testing
By dispersed light spectroscopy
With sample excitation
356318, 356417, 2504581, 2504591, 2504611, G01N21/62
Patent
active
059055707
ABSTRACT:
An improved water quality monitoring system and method. The system utilizes reflectance radiometers to provide multiple wavelength measurement of downwelling irradiance and/or upwelling radiance. The method calculates attenuation coefficients from the downwelling irradiance or upwelling radiance to derive chlorophyll concentration in the water.
REFERENCES:
patent: 4804849 (1989-02-01), Booth et al.
patent: 4963024 (1990-10-01), Ulich
Brian N. White, Remote Biological Monitoring in an Open Finished-Water Reservoir, Sep. 1991, American Water Works Association Journal, 83:107-111 .
Morrow John H.
White Brian N.
Chen Tony D.
Department of Water and Power City of Los Angeles
Fong Jerry
Kim Robert H.
Rozsa Thomas I.
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