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公开(公告)号:US11937491B2
公开(公告)日:2024-03-19
申请号:US18140865
申请日:2023-04-28
Applicant: LG Display Co., Ltd.
Inventor: Young-Nam Lim , Hyun-Chul Choi , Kwan-Soo Kim , Seok-Hyun Kim , Jae-Hyeon Kim
CPC classification number: H10K71/00 , H10K50/17 , H10K50/171 , H10K59/35
Abstract: A display device includes a substrate including a display area having first color subpixels and a transparent area inside the display area, an array layer in the display area on the substrate, a first electrode in the first color subpixels on the array layer, a first emission assisting layer on the first electrode, an emitting material layer in the first color subpixels on the first emission assisting layer, a second emission assisting layer on the emitting material layer, a deposition preventing layer in the transparent area on the second emission assisting layer, a second electrode on the second emission assisting layer, the second electrode selectively disposed in a region where the deposition preventing layer is not disposed, an encapsulating layer on the deposition preventing layer and the second electrode, a polarizing layer in the display area on the encapsulating layer, an auxiliary equipment in the transparent area under the substrate.
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公开(公告)号:US11223022B2
公开(公告)日:2022-01-11
申请号:US16549897
申请日:2019-08-23
Applicant: LG Display Co., Ltd.
Inventor: Jae-Hyeon Kim , Eun-Jung Park , Seok-Hyun Kim , Kwan-Soo Kim
Abstract: Disclosed are a light emitting device which has improved reliability by increasing bonding force between a cathode and organic layers contacting both surfaces thereof, and a transparent display device using the same.
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公开(公告)号:US11882715B2
公开(公告)日:2024-01-23
申请号:US17011920
申请日:2020-09-03
Applicant: LG Display Co., Ltd.
Inventor: Jae-Hyeon Kim , Seok-Hyun Kim , Kwan-Soo Kim , Young-Nam Lim
IPC: H10K50/844 , H10K50/818 , H10K50/125
CPC classification number: H10K50/818 , H10K50/125 , H10K50/844
Abstract: Disclosed is a display device which may display images in a transmission portion, and may improve uniformity of a display in both the emission portion and the transmission portion, thus may improve efficiency of a device and improve a lifespan.
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公开(公告)号:US20240188406A1
公开(公告)日:2024-06-06
申请号:US18443114
申请日:2024-02-15
Applicant: LG Display Co., Ltd.
Inventor: Young-Nam Lim , Hyun-Chul Choi , Kwan-Soo Kim , Seok-Hyun Kim , Jae-Hyeon Kim
CPC classification number: H10K71/00 , H10K50/17 , H10K50/171 , H10K59/35
Abstract: A display device includes a substrate including a display area having first color subpixels and a transparent area inside the display area, an array layer in the display area on the substrate, a first electrode in the first color subpixels on the array layer, a first emission assisting layer on the first electrode, an emitting material layer in the first color subpixels on the first emission assisting layer, a second emission assisting layer on the emitting material layer, a deposition preventing layer in the transparent area on the second emission assisting layer, a second electrode on the second emission assisting layer, the second electrode selectively disposed in a region where the deposition preventing layer is not disposed, an encapsulating layer on the deposition preventing layer and the second electrode, a polarizing layer in the display area on the encapsulating layer, an auxiliary equipment in the transparent area under the substrate.
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公开(公告)号:US11678560B2
公开(公告)日:2023-06-13
申请号:US17102028
申请日:2020-11-23
Applicant: LG Display Co., Ltd.
Inventor: Young-Nam Lim , Hyun-Chul Choi , Kwan-Soo Kim , Seok-Hyun Kim , Jae-Hyeon Kim
CPC classification number: H10K71/00 , H10K50/17 , H10K50/171 , H10K59/35
Abstract: A display device includes a substrate including a display area having first color subpixels and a transparent area inside the display area, an array layer in the display area on the substrate, a first electrode in the first color subpixels on the array layer, a first emission assisting layer on the first electrode, an emitting material layer in the first color subpixels on the first emission assisting layer, a second emission assisting layer on the emitting material layer, a deposition preventing layer in the transparent area on the second emission assisting layer, a second electrode on the second emission assisting layer, the second electrode selectively disposed in a region where the deposition preventing layer is not disposed, an encapsulating layer on the deposition preventing layer and the second electrode, a polarizing layer in the display area on the encapsulating layer, an auxiliary equipment in the transparent area under the substrate.
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公开(公告)号:US11737302B2
公开(公告)日:2023-08-22
申请号:US17137139
申请日:2020-12-29
Applicant: LG Display Co., Ltd.
Inventor: Jae-Hyeon Kim , Seok-Hyun Kim , Kwan-Soo Kim , Young-Nam Lim
IPC: H10K50/81 , H10K50/82 , H10K50/17 , H10K50/844 , H10K59/65 , H10K59/122 , H10K71/00 , H10K85/20
CPC classification number: H10K50/81 , H10K50/171 , H10K50/82 , H10K50/844 , H10K59/122 , H10K59/65 , H10K71/00 , H10K85/211
Abstract: The present disclosure relates to a display device, and more particularly, to a high-performance display device by which high transmittance is secured and efficiency is enhanced in a manner of using a mixture of an organic matter and an alkaline earth metal as a cathode and facilitating patterning.
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公开(公告)号:US11545644B2
公开(公告)日:2023-01-03
申请号:US17137147
申请日:2020-12-29
Applicant: LG Display Co., Ltd.
Inventor: Jae-Hyeon Kim , Seok-Hyun Kim , Kwan-Soo Kim , Young-Nam Lim
Abstract: Disclosed is a display device configured such that a mixture of a transition metal and an organic material is used as a cathode, whereby the cathode exhibits low resistance, high transmittance, high reliability, and high performance in the state in which the cathode is thin.
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公开(公告)号:US11121186B2
公开(公告)日:2021-09-14
申请号:US16730275
申请日:2019-12-30
Applicant: LG Display Co., Ltd.
Inventor: Jae-Hyeon Kim , Eun-Jung Park , Kwan-Soo Kim , Seok-Hyun Kim
Abstract: Disclosed is a transparent display device which has improved transmittance and luminous uniformity according to wavelength. The transparent display device includes a capping structure. The capping structure is formed by stacking a high refractive index first capping layer having destructive interference properties and a low refractive index second capping layer.
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