Conductive membrane optical modulator
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United States of America Patent
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Apr 9, 1996
Grant Date -
N/A
app pub date -
Mar 27, 1995
filing date -
Mar 27, 1995
priority date (Note) -
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Abstract
An optical waveguide modulator for modulating an optical beam is described. The modulator includes a substrate and a waveguide formed in or on the substrate. A plurality of conductive membranes which define an array each being effective in a first position to be spaced from the waveguide and located along the waveguide, and in a second position to be closer to or to engage the waveguide so that when in the second position, the optical absorption properties of the waveguide changes.
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