Planar waveguide with patterned cladding and method for producing the same
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United States of America Patent
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May 15, 2007
Grant Date -
Apr 28, 2005
app pub date -
Oct 27, 2003
filing date -
Oct 27, 2003
priority date (Note) -
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status (Latency Note)
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Abstract
Integrated optical waveguides and methods for the production thereof which have a patterned upper cladding with a defined opening to allow at least one side or at least one end of a light transmissive element to be air clad. The at least one side or at least one end is, for preference, a lens structure unitary with the waveguide, or a bend.
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