Optical waveguides – Accessories – Attenuator
Reexamination Certificate
2007-07-17
2007-07-17
Sanghavi, Hemang (Department: 2874)
Optical waveguides
Accessories
Attenuator
C385S034000, C385S028000, C385S043000
Reexamination Certificate
active
09890810
ABSTRACT:
A line attenuation device for monomode fibers having at least one attenuating element with at least one graded-index multimode fiber section placed between two monomode fibers and coupled to at least one coreless silica fiber section.
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Briley;An Introduction to Fiber Optics System Design; Chapt. 2.5; p. 42; 1990.
Chanclou Philippe
Lostec Jean
Thual Monique
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