LIGHT EMITTING DEVICE COMPRISING A LIGHTGUIDE FILM AND ALIGNED COUPLING LIGHTGUIDES
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United States of America Patent
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app pub date -
Nov 18, 2011
filing date -
Nov 18, 2010
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Abandoned
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Abstract
A light emitting device includes a film-based lightguide and coupling lightguides having ends stacked and aligned. In one embodiment, the light emitting device comprises a relative position maintaining element that extends beyond the light input surface defined by the stacked ends of an array of coupling lightguides. In another embodiment, a light emitting device comprises an alignment guide or cavity.
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