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Light emitting device

  • US 7,402,948 B2
  • Filed: 04/24/2003
  • Issued: 07/22/2008
  • Est. Priority Date: 04/26/2002
  • Status: Expired due to Fees
First Claim
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1. A light emitting device possessing plural light emitting elements, comprising:

  • a first electrode connected to one of a source region of a thin film transistor and a drain region of the thin film transistor,an insulating material coveting an end portion of the first electrode,a second electrode covering a side face of the insulating material and contacting with the first electrode,a light emitting layer comprising an organic material on the second electrode and a portion of the insulating material, anda third electrode on the light emitting layer comprising the organic material and a portion of the insulating material,wherein the insulating material has a curved surface possessing a first radius of curvature in its upper end portion and a curved surface possessing a second radius of curvature in its lower end portion, and the first radius of curvature and the second radius of curvature are 0.2 μ

    m to 3 μ

    m.

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