Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
June 26, 2007
0Patent Application Number
105336630
Date Filed
November 4, 2003
0Patent Primary Examiner
Patent abstract
A display element is provided with a light source and a waveguide that propagates a light emitted from the light source, wherein the light propagated in the waveguide is extracted to outside from a waveguide lateral face, and wherein the light is extracted out of the waveguide from the waveguide lateral face by changing a shape of the waveguide lateral face.
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