Optical: systems and elements – Optical frequency converter
Patent
1995-08-02
1997-04-29
Weisstuch, Aaron
Optical: systems and elements
Optical frequency converter
136253, 136257, 25022718, 2505031, 359328, G02F 202, H02N 600
Patent
active
056254857
ABSTRACT:
A parallel paired, closely coupled, first and second resonant notch filter array. The disclosed frequency doubling filters are particularly useful in the field of thermophotovoltaics for upgrading black body radiation from heated objects to a shorter wavelength such as for illuminating silicon solar cells.
REFERENCES:
patent: 5403405 (1995-04-01), Fraas et al.
patent: 5420719 (1995-05-01), Montgomery et al.
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