Doped polymer films for waveguides
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United States of America Patent
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Jan 14, 1992
Grant Date -
N/A
app pub date -
Apr 25, 1988
filing date -
Apr 24, 1987
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method of forming optical waveguides is described in which a film of a novolac resin is deposited on a transparent substrate and a dopant material is incorporated into the film during or after the coating step. Additional quantities of the same or different dopant may be incoporated into the dried film by solvent assisted indiffusion.
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