Invention Grant
- Patent Title: Organic EL display panel, display device using same, and method for producing organic EL display panel
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Application No.: US15035335Application Date: 2014-11-13
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Publication No.: US09761638B2Publication Date: 2017-09-12
- Inventor: Takahiro Komatsu
- Applicant: JOLED INC.
- Applicant Address: JP Tokyo
- Assignee: JOLED INC.
- Current Assignee: JOLED INC.
- Current Assignee Address: JP Tokyo
- Agency: Greenblum & Bernstein, P.L.C.
- Priority: JP2013-237068 20131115
- International Application: PCT/JP2014/005709 WO 20141113
- International Announcement: WO2015/072143 WO 20150521
- Main IPC: H01L29/08
- IPC: H01L29/08 ; H01L27/32 ; G02B5/20 ; H05B33/14 ; H01L51/50 ; H01L51/52 ; H01L51/00 ; H01L51/56

Abstract:
An organic EL display panel includes: a first pixel electrode and a red organic light-emitting layer sequentially disposed in red subpixel region; a second pixel electrode and a green organic light-emitting layer sequentially disposed in green subpixel region; a third pixel electrode and a first blue organic light-emitting layer sequentially disposed in blue subpixel region; a charge generation layer disposed above the red, green, and first blue light-emitting layers; a second blue organic light-emitting layer disposed on the charge generation layer in the entire subpixel regions; a counter electrode disposed above the second blue light-emitting layer in the entire subpixels regions; a first light conversion layer disposed above the second blue light-emitting layer in the red subpixel region, and converts blue light to red light; and a second light conversion layer disposed above the second blue light-emitting layer in the green subpixel region, and converts blue light to green light.
Public/Granted literature
- US20160293676A1 ORGANIC EL DISPLAY PANEL, DISPLAY DEVICE USING SAME, AND METHOD FOR PRODUCING ORGANIC EL DISPLAY PANEL Public/Granted day:2016-10-06
Information query
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