Optical waveguides – Directional optical modulation within an optical waveguide – Electro-optic
Reexamination Certificate
2007-09-18
2007-09-18
Font, Frank G. (Department: 2883)
Optical waveguides
Directional optical modulation within an optical waveguide
Electro-optic
C385S040000, C385S129000, C385S130000, C385S131000, C385S132000
Reexamination Certificate
active
11040906
ABSTRACT:
An improved electro-optical system has a planar waveguide coupled to a photodetector through a transparent substrate. The planar waveguide is within a planar optical structure that can be part of optical communication network. The photodetector is positioned to receive light that passes from the waveguide through the transparent substrate. The photodetector can be electrically coupled to electrical circuitry along the transparent substrate for connection to a electrical apparatus. Corresponding methods for forming the electro-optical structure are described. These improved electro-optical systems can be used for terminating an optical transmission system at an end user or a local network associated with a group of end users.
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Ticknor Anthony J.
Xie Ping Peter
Yan Ming
Dardi Peter S.
Dardi & Associates PLLC
Font Frank G.
NeoPhotonics Corporation
Wong Eric
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