Invention Grant
- Patent Title: Hybrid coupling structure of the short range plasmon polariton and conventional dielectric waveguide, a coupling structure of the long range plasmon polariton and conventional dielectric waveguide, and applications thereof
- Patent Title (中): 短距离等离子体激元和常规电介质波导的混合耦合结构,远距离等离子体激元和常规电介质波导的耦合结构及其应用
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Application No.: US12639549Application Date: 2009-12-16
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Publication No.: US08358880B2Publication Date: 2013-01-22
- Inventor: Fang Liu , Rui-Yuan Wan , Yi-Dong Huang , Xue Feng , Wei Zhang , Jiang De Peng , Yoshikatsu Miura , Daisuke Niwa , Dai Ohnishi
- Applicant: Fang Liu , Rui-Yuan Wan , Yi-Dong Huang , Xue Feng , Wei Zhang , Jiang De Peng , Yoshikatsu Miura , Daisuke Niwa , Dai Ohnishi
- Applicant Address: JP Kyoto CN Beijing
- Assignee: Rohm Co., Ltd.,Tsinghua University
- Current Assignee: Rohm Co., Ltd.,Tsinghua University
- Current Assignee Address: JP Kyoto CN Beijing
- Agency: Fish & Richardson P.C.
- Priority: CN200810186418 20081216; CN200910132692 20090407
- Main IPC: G02F1/035
- IPC: G02F1/035

Abstract:
The present invention provides a hybrid coupling structure of a short range surface plasmon polariton and a conventional dielectric waveguide, including a dielectric substrate layer, a dielectric waveguide layer positioned on the said dielectric substrate layer, a coupling matching layer positioned on the said dielectric waveguide layer and a short range surface plasmon waveguide portion, formed on the said coupling matching layer, for conducting the short range surface plasmon polariton. The present invention also provides a coupling structure of a long range surface plasmon polariton and a dielectric waveguide, including a dielectric substrate layer, a dielectric waveguide layer, a coupling matching layer and a long range surface plasmon waveguide portion upward from below respectively.
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