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US 8,575,827 B2Granted
Display apparatus
AssigneeCanon Kabushiki Kaisha
InventorNobutaka Mizuno
Life of this patent
Estimating the term…
Abstract
A display apparatus has an organic EL element which emits red color, an organic EL element which emits green color, and an organic EL element which emits blue color, in which a structure for improving light emission efficiency is provided only at the light emission side of the organic EL element which emits blue color.
Claims12
A display apparatus, comprising:
- an organic EL element which emits red color, an organic EL element which emits green color, and an organic EL element which emits blue color,
- a structure for improving light emission efficiency being provided only at a light emission side of the organic EL element which emits blue color.
A display apparatus, comprising:
- an organic EL element which emits fluorescent light and an organic EL element which emits phosphorescent light,
- a structure for improving light emission efficiency being provided only at a light emission side of the organic EL element which emits fluorescent light.
Dependencies are inferred from the claim text.