1980-03-31
1982-08-03
Lee, John D.
350 9629, G02B 5172
Patent
active
043424996
ABSTRACT:
A wave length filter construction using fiber optics techniques and devices for selective tuning. By core coupling for a portion of the fiber lengths, a communications facility is provided and various wave length selection structures are enabled.
REFERENCES:
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patent: 4300816 (1981-11-01), Snitzer et al.
Murakami, "Coupling Between Curved Dielectric Waveguides", Applied Optics, vol. 19, No. 3, Feb. 1980, pp. 398-403.
Kobayshi et al., "Optical Demultiplexer Using Coupling Between Nonidentical Waveguides", Applied Optics, vol. 17, No. 20, Oct. 1978, pp. 3253-8.
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