Lighting device
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United States of America Patent
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Jul 9, 2013
Grant Date -
Nov 3, 2011
app pub date -
May 3, 2010
filing date -
May 3, 2010
priority date (Note) -
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Abstract
A lighting device includes a light guide body and at least one light-emitting unit. The light guide body has a light guide channel and a local roughened surface on the light guide channel as a scattering region. The at least one light-emitting unit is capable of emitting a light into the light guide channel, wherein at least one portion of the light is guided to the scattering region, and the scattering region scatters the light as a local light source region.
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