Invention Grant
- Patent Title: Light-emitting element, display device, and electronic apparatus
- Patent Title (中): 发光元件,显示装置和电子设备
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Application No.: US13180118Application Date: 2011-07-11
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Publication No.: US08436374B2Publication Date: 2013-05-07
- Inventor: Toshihiro Oda
- Applicant: Toshihiro Oda
- Applicant Address: JP Tokyo
- Assignee: Seiko Epson Corporation
- Current Assignee: Seiko Epson Corporation
- Current Assignee Address: JP Tokyo
- Agency: Oliff & Berridge, PLC
- Priority: JP2010-168667 20100727
- Main IPC: H01L29/20
- IPC: H01L29/20

Abstract:
A light-emitting element includes a blue light-emitting function layer provided between an anode and a cathode, a red light-emitting function layer provided between the anode and the blue light-emitting function layer, and a carrier selection layer provided between the blue light-emitting function layer and the red light-emitting function layer. The carrier selection layer includes a laminate of a hole transport layer and a first electron injection layer which are laminated in that order from the blue light-emitting function layer side.
Public/Granted literature
- US20120025225A1 LIGHT-EMITTING ELEMENT, DISPLAY DEVICE, AND ELECTRONIC APPARATUS Public/Granted day:2012-02-02
Information query
IPC分类: