Invention Grant
- Patent Title: Electronic apparatus and lighting apparatus
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Application No.: US16286327Application Date: 2019-02-26
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Publication No.: US10797250B2Publication Date: 2020-10-06
- Inventor: Dongchan Kim , Wonjong Kim , Dongkyu Seo , Myungchul Yeo , Hyungseok Jang , Yoonhyeung Cho
- Applicant: Samsung Display Co., Ltd.
- Applicant Address: KR Yongin-si, Gyeonggi-Do
- Assignee: SAMSUNG DISPLAY CO., LTD.
- Current Assignee: SAMSUNG DISPLAY CO., LTD.
- Current Assignee Address: KR Yongin-si, Gyeonggi-Do
- Agency: Kile Park Reed Houtteman PLLC
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@72b67f6a
- Main IPC: H01L51/00
- IPC: H01L51/00 ; H01L33/04 ; H01L33/50 ; H01L33/60 ; H01L51/50 ; H01L51/52

Abstract:
An electronic apparatus and a lighting apparatus are provided. The apparatus includes a light-emitting device that has an intermediate layer between two electrodes, wherein the intermediate layer includes an emission layer having a perovskite compound represented by one of the following formulas: 1) [A][B1n1B2(1-n1)][X]3, 2) [A]2[B1n2B2(1-n2)][X]4, 3) [A]3[B1n2B2(1-n2)]2[X]7, and 4) [A]4[B1n2B2(1-n2)]3[X]10, wherein, in Formula 1), A is at least one monovalent organic-cation, a monovalent inorganic cation, or any combination thereof, B1 is a Sm2+ ion, B2 is at least one divalent inorganic cation and does not include a Sm2+ ion, n1 is a real number satisfying 0
Public/Granted literature
- US20190267556A1 ELECTRONIC APPARATUS AND LIGHTING APPARATUS Public/Granted day:2019-08-29
Information query
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