Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Sazzadur Rahman Khan0
Kazunori Mune0
Date of Patent
September 8, 2009
0Patent Application Number
121278910
Date Filed
May 28, 2008
0Patent Primary Examiner
Patent abstract
An optical waveguide device comprises a first under-cladding layer, a light emitting element provided on an upper surface of the first under-cladding layer and having a light emitting portion which emits light, and a core provided on the upper surface of the first under-cladding layer and having a light receiving portion which receives the light emitted from the light emitting portion of the light emitting element. The light receiving portion of the core has a generally U-shape as seen in plan, and the emitted light is projected into an opening of the generally U-shaped light receiving portion.
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