Optical waveguides – Planar optical waveguide
Reexamination Certificate
2004-03-04
2008-09-02
Wood, Kevin S (Department: 2874)
Optical waveguides
Planar optical waveguide
C385S132000
Reexamination Certificate
active
07421176
ABSTRACT:
A waveguide element using a photonic crystal having a refractive index periodicity in one direction is provided with an input portion causing propagation light due to a band on a Brillouin zone boundary within the photonic crystal.
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Kittaka Shigeo
Oya Kazuaki
Tsunetomo Keiji
Hamre Schumann Mueller & Larson P.C.
Nippon Sheet Glass Company Limited
Wood Kevin S
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