Optical waveguides – With optical coupler – Input/output coupler
Reexamination Certificate
2011-08-09
2011-08-09
Le, Uyen-Chau N (Department: 2874)
Optical waveguides
With optical coupler
Input/output coupler
C385S146000, C362S545000
Reexamination Certificate
active
07995882
ABSTRACT:
A lighting device is disclosed comprising a plurality of semiconductor light sources disposed on a carrier, wherein the light from the light sources is coupled into assigned lightguides at a set angle to the surface normals of the carrier and the lightguides are provided with reflecting and light exit faces such that the envelope of the light outcoupling faces forms a curved surface segment.
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Hofmann Markus
Waitl Günter
Wanninger Mario
Wilm Alexander
Chu Chris H
Fish & Richardson P.C.
Le Uyen-Chau N
Osram Opto Semiconductors GmbH
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