Optical waveguides – Optical fiber waveguide with cladding – Utilizing multiple core or cladding
Reexamination Certificate
2005-04-19
2005-04-19
Kim, Ellen E. (Department: 2874)
Optical waveguides
Optical fiber waveguide with cladding
Utilizing multiple core or cladding
C385S123000, C385S124000
Reexamination Certificate
active
06882788
ABSTRACT:
The present invention relates to an optical fibre mainly consisting of silica glass, which fibre comprises:i) an inner core having a first refractive index n1 and a first diameter a;ii) an outer core surrounding the outer circumference of the inner core and having a second refractive index n2 and a second diameter b; andiii) a cladding surrounding the outer circumference of the outer core, which cladding has a third refractive index n3, wherein n1>n2>n3.
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Jetten Mark Peter Marie
Van Bergen Andries Heero
Van Stralen Mattheus Jacobus Nicolaas
Draka Fibre Technology B.V.
Kim Ellen E.
Seed IP Law Group PLLC
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