Illumination – Edge lighted panel – Light source
Reexamination Certificate
2011-08-16
2011-08-16
Alavi, Ali (Department: 2875)
Illumination
Edge lighted panel
Light source
C362S609000, C362S601000, C362S608000
Reexamination Certificate
active
07997782
ABSTRACT:
A lamp for emitting light, comprising a transparent sheet-like lightguide, with at least one light receiving side, a light emission front surface and a back surface opposite the front surface. The lamp further comprises a plurality of light sources, positioned in an array and optically coupled to at least one light receiving side. The back surface of said lamp comprises a plurality of optical extraction structures, for example provided in parallel curved lines. Furthermore, the lamp is substantially free from light scattering structures in a light path of the light to be emitted.
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Cornelissen Hugo Johan
Van Delden Martinus Hermanus Wilhelmus Maria
Alavi Ali
Koninklijke Philips Electronics , N.V.
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