DISPLAY DEVICE

A display device according to an embodiment includes: a display portion including a plurality of pixels; and a color conversion portion overlapping the display portion. The color conversion portion includes a first color conversion portion, a second color conversion portion, a transmissive portion,...

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Bibliographic Details
Main Authors PARK JIYUN, SEO BONGSUNG, KIM YOUNG GU, JEON BAEKKYUN
Format Patent
LanguageEnglish
Korean
Published 18.08.2023
Subjects
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Summary:A display device according to an embodiment includes: a display portion including a plurality of pixels; and a color conversion portion overlapping the display portion. The color conversion portion includes a first color conversion portion, a second color conversion portion, a transmissive portion, and a light blocking portion. The first color conversion portion includes: a first color conversion layer including first semiconductor nanocrystals; and a first color filter overlapping the first color conversion layer. The second color conversion portion includes: a second color conversion layer including second semiconductor nanocrystals; and a second color filter overlapping the second color conversion layer. The transmissive portion includes a transmissive layer. The color conversion portion further includes an insulation layer positioned between the first color conversion layer and the first color filter, and the insulation layer is in contact with both the first color conversion layer and the first color filter. The present invention can provide the display device with a simplified manufacturing process and excellent barrier properties. 일 실시예에 따른 표시 장치는 복수의 화소를 포함하는 표시부, 그리고 상기 표시부와 중첩하는 색변환부를 포함하고, 상기 색변환부는 제1 색변환부, 제2 색변환부, 투과부 및 차광부를 포함하고, 상기 제1 색변환부는, 제1 반도체 나노 결정을 포함하는 제1 색변환층, 및 상기 제1 색변환층과 중첩하는 제1 색필터를 포함하고, 상기 제2 색변환부는, 제2 반도체 나노 결정을 포함하는 제2 색변환층, 및 상기 제2 색변환층과 중첩하는 제2 색필터를 포함하고, 상기 투과부는 투과층을 포함하며, 상기 색변환부는 상기 제1 색변환층과 상기 제1 색필터 사이에 위치하는 절연층을 포함하고 상기 절연층은 상기 제1 색변환층 및 상기 제1 색필터와 동시에 접촉한다.
Bibliography:Application Number: KR20220017183