Optical waveguides – Planar optical waveguide – Thin film optical waveguide
Reexamination Certificate
2005-03-29
2010-02-02
Doan, Jennifer (Department: 2874)
Optical waveguides
Planar optical waveguide
Thin film optical waveguide
C385S001000, C385S002000, C385S003000, C385S129000, C385S130000
Reexamination Certificate
active
07657146
ABSTRACT:
An optoelectronic controller for regulating an optical signal. The controller includes a ridge or rib waveguide in an SOI-type substrate. The controller also includes an active zone formed by a plurality of thin layers of silicon. The layers are either N+ type doped or P+ type doped. The zone is defined between an N+ doped zone and a P+ doped zone which together form a PIN diode. The optoelectronic controller is all-silicon and operates by carrier desertion.
REFERENCES:
patent: WO/02069025 (2002-09-01), None
Article by Vonsovici et al.;Modulation Doped SiGe-Si MQW for Low-Voltage High-Speed Modulators at 1.3μm, IEEE Journal of Selected Topics in Quantum Electronics, IEEE Service Center, U.S., vol. 4, Nov. 1998, p. 1011-1019.
Cassan Éric
Laval Suzanne
Marris Delphine
Pascal Daniel
Centre National de la Recherche Scientifique "CNRS"
Doan Jennifer
Nawrocki, Rooney & Sivertson P.A.
Universite Paris-SUD
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