Light source having an LED and a luminescence conversion...

Details Light source having an LED and a luminescence conversion... Light source having an LED and a luminescence conversion...

2003-10-10

2009-06-30

Guharay, Karabi (Department: 2889)

Electric lamp and discharge devices

With luminescent solid or liquid material

Solid-state type

C313S498000, C313S501000

Reexamination Certificate

active

07554258

ABSTRACT:
A light source, having at least one LED for emitting a primary radiation and at least one luminescence conversion body having at least one luminescent material for converting the primary radiation into a secondary radiation. The luminescence conversion body is a polycrystalline ceramic body which itself acts partly or completely as luminescent material by virtue of at least part of the base material which forms the ceramic body being activated by a dopant.

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patent: WO 02/057198 (2002-07-01), None

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