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Application filed by Yeuan-Dong Hwang, Jaw-Jaan DengfiledCriticalYeuan-Dong Hwang
Priority to TW086109714ApriorityCriticalpatent/TW342459B/en
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Publication of TW342459BpublicationCriticalpatent/TW342459B/en
A low-loss optical waveguide-bend structure in which an antiresonant cavity which is parallel to the original conventional waveguide is added at the outer-side of the bend of the original conventional waveguide-bend structure , which comprises a conventional waveguide transmission core, a high refractive optical antiresonant cavity, and changes the propagation direction at a bend angle of α degrees; in which both sides of the transmission core and the antiresonant cavity are all surrounded by a cladding.