Invention Grant
- Patent Title: Display device, electronic device, and method of producing display device
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Application No.: US16481629Application Date: 2018-01-19
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Publication No.: US11038140B2Publication Date: 2021-06-15
- Inventor: Kazuichiro Itonaga
- Applicant: SONY CORPORATION
- Applicant Address: JP Tokyo
- Assignee: SONY CORPORATION
- Current Assignee: SONY CORPORATION
- Current Assignee Address: JP Tokyo
- Agency: Chip Law Group
- Priority: JPJP2017-024414 20170213
- International Application: PCT/JP2018/001612 WO 20180119
- International Announcement: WO2018/147048 WO 20180816
- Main IPC: H01L51/52
- IPC: H01L51/52 ; H01L27/32 ; H01L51/50 ; H01L51/56
Abstract:
There is provided a display device capable of decreasing a drive voltage. A display device includes: a first electrode provided for each of a plurality of light emitting elements arranged on a flat surface; at least two or more kinds of inorganic insulating layers which separate each of the light emitting elements and have different concentrations of hydroxy groups on surfaces of the layers; an organic light emitting layer provided on the first electrode and the two or more kinds of inorganic insulating layers; and a second electrode provided on the organic light emitting layer.
Public/Granted literature
- US20190393441A1 DISPLAY DEVICE, ELECTRONIC DEVICE, AND METHOD OF PRODUCING DISPLAY DEVICE Public/Granted day:2019-12-26
Information query
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