(19)
(11)EP 3 624 198 A3

(12)EUROPEAN PATENT APPLICATION

(88)Date of publication A3:
10.06.2020 Bulletin 2020/24

(43)Date of publication A2:
18.03.2020 Bulletin 2020/12

(21)Application number: 19196618.3

(22)Date of filing:  11.09.2019
(51)International Patent Classification (IPC): 
H01L 27/32(2006.01)
H01L 27/15(2006.01)
(84)Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30)Priority: 13.09.2018 KR 20180109721

(71)Applicant: Samsung Electronics Co., Ltd.
Gyeonggi-do 16677 (KR)

(72)Inventors:
  • HWANG, Kyungwook
    Gyeonggi-do 16678 (KR)
  • AHN, Hoyoung
    Gyeonggi-do 16678 (KR)
  • CHOI, Junhee
    Gyeonggi-do 16678 (KR)
  • KONG, Kiho
    Gyeonggi-do 16678 (KR)
  • HAN, Joohun
    Gyeonggi-do 16678 (KR)

(74)Representative: Elkington and Fife LLP 
Prospect House 8 Pembroke Road
Sevenoaks, Kent TN13 1XR
Sevenoaks, Kent TN13 1XR (GB)

  


(54)DISPLAY DEVICE


(57) A display device includes a substrate 110, an emissive layer 120; a plurality of color converting layers 103R, 130G, 103B that share the emissive layer; and an insulating layer 154 provided between the emissive layer and the plurality of color converting layers and having a smaller refractive index than the emissive layer.







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