Photodetector having a waveguide and resonant coupler and a method of manufacture therefor
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United States of America Patent
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N/A
Issued Date -
Dec 26, 2002
app pub date -
Jun 20, 2001
filing date -
Jun 20, 2001
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A photodetector and a method of manufacture therefor. The photodetector includes a waveguide located over a photodetector substrate and a resonant coupler located over and coupled to the waveguide. An index of refraction of the resonant coupler is greater than an index of refraction of the waveguide. The photodetector also includes an absorber located over and coupled to the resonant coupler, wherein the absorber has an index of refraction greater than the index of refraction of the resonant coupler.
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