Title:
ORGANIC ELECTRIC FIELD LIGHT EMITTING ELEMENT
Document Type and Number:
Japanese Patent JP2003115389
Kind Code:
A
Abstract:
To provide an organic electric field light emitting element, which is improved in light emitting efficiency of the element, an electrical characteristic, a life, contrast, and the like.
This organic electric field light emitting element is provided with a 1st sort middle layer who is located between a light emitting layer exterior part located in the direction, which is not the light extraction interface side of the organic electric field light emitting element, and a 2nd electrode, and can absorb almost visible light, which passes through the inside of this organic electric field light emitting element.
More Like This:
JP6305015 | Organic light emission display device |
WO/2001/023496 | ORGANIC ELECTROLUMINESCENT ELEMENT |
Inventors:
IMANISHI YASUO
ARAYA SUKEKAZU
ARAYA SUKEKAZU
Application Number:
JP2001306246A
Publication Date:
April 18, 2003
Filing Date:
October 02, 2001
Export Citation:
Assignee:
HITACHI LTD
International Classes:
H05B33/22; G09F9/00; G09F9/30; H01L27/32; H01L51/50; H05B33/26; H01L51/52; (IPC1-7): H05B33/22; G09F9/00; G09F9/30; H05B33/14; H05B33/26
Attorney, Agent or Firm:
Katsuo Ogawa (2 outside)
Previous Patent: LIGHT EMITTING EQUIPMENT AND ELECTRONIC DEVICE, AND ORGANIC POLARIZING FILM
Next Patent: LIGHT EMITTING ELEMENT AND ITS USAGE
Next Patent: LIGHT EMITTING ELEMENT AND ITS USAGE