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A 3.0‐in. 308‐ppi WVGA AMOLED with a top‐emission white OLED and color filter |
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| Authors: | Sangyeol Kim Sunghun Lee Mugyeom Kim Jeongbae Song Eokchae Hwang Shinichiro Tamura Sungkee Kang Hyoseok Kim Chiwoo Kim Jinseok Lee Jongmin Kim Sungwoo Cho Jaeyoung Cho Min Chul Suh Hyedong Kim |
| Affiliation: | 1. Samsung Electronics Co., Ltd., OLED Laboratory, Display R&D Center, LCD Business, San #24 Nongseo‐ding, Giheung‐gu, Youngin‐city, Gyeonggi‐do 446–711, Korea;2. Samsung Advanced Institute of Technology, Korea;3. Samsung SDI Co., Ltd., Korea |
| Abstract: | Abstract— A 3.0‐in. 308‐ppi WVGA top‐emission AMOLED display with a white OLED and color filters, driven by LTPS TFTs demonstrating a color gamut of >90% and a Δ(u′,v′) of <0.02 is reported. A white‐emission source with a unique device structure was developed using all fluorescent materials and yielded efficiencies of 8.45% and 16 cd/A at 4000 nits with CIE color coordinates of (0.30, 0.32). |
| Keywords: | WOLED fluorescent AMOLED |