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US 2010/0140642 A1Published application
Light emitting device and method for manufacturing the same
AssigneeSharp Kabushiki Kaisha
InventorsNobutoshi ARAI, Masatomi HARADA, Takayuki OGURA, Hiroshi KOTAKI
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Abstract
The light emitting device of the invention comprises a first electrode, a second electrode being light transmitting, and a carrier sandwiched between the first electrode and the second electrode and containing light emitters, wherein the first electrode has a plurality of projections or a pn junction formed with a p-type semiconductor and an n-type semiconductor each on a surface being in contact with the carrier.
Claims25
A light emitting device comprising:
- a first electrode;
- a second electrode being light transmitting;
- and
- a carrier sandwiched between the first electrode and the second electrode, and containing light emitters,
- wherein the first electrode has a plurality of projections or a pn junction formed with a p-type semiconductor and an n-type semiconductor each on a surface being in contact with the carrier.
2 more elements
A light emitting device comprising:
- a first electrode;
- a second electrode being light transmitting;
- a carrier sandwiched between the first electrode and the second electrode, and containing light emitters;
- wherein the first electrode has a pn junction formed with a p-type semiconductor and an n-type semiconductor on a surface being in contact with the carrier, and
- the first electrode is constituted with a p-type semiconductor part and a n-type semiconductor part both having a pn-junction at least on a surface being in contact with the carrier,
- a third electrode formed on the p-type semiconductor part and parts without the carrier thereon;
- and
- a fourth electrode formed on the n-type semiconductor part and parts without the carrier thereon.
5 more elements
Dependencies are inferred from the claim text.