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公开(公告)号:US20220181391A1
公开(公告)日:2022-06-09
申请号:US17533810
申请日:2021-11-23
Applicant: LG Display Co., Ltd.
Inventor: TaeHan PARK
Abstract: A disclosed electroluminescence display may include: a substrate; a driving element on the substrate; an anode electrode on the substrate and connected to the driving element; a bank on the anode electrode and defining an emission area at the anode electrode; a light emitting layer on the bank and the anode electrode; a cathode electrode on the light emitting layer; and a color temperature control layer between the anode electrode and the substrate in the emission area.
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公开(公告)号:US20230217695A1
公开(公告)日:2023-07-06
申请号:US17965925
申请日:2022-10-14
Applicant: LG DISPLAY CO., LTD.
Inventor: Saehoon OH , TaeHan PARK , Yongjae KIM
CPC classification number: H01L51/5281 , H01L27/3258 , H01L27/3276 , H01L51/5284
Abstract: A light emitting display apparatus includes a substrate, a pixel driving circuit layer provided in the substrate, a planarization layer provided on the pixel driving circuit layer, and an anode electrode provided on the planarization layer, wherein the anode electrode is connected to a driving transistor included in the pixel driving circuit layer, the pixel driving circuit layer includes a first main electrode and a second main electrode provided on the first main electrode with an insulation layer therebetween, and a first low reflection electrode is provided under the first main electrode, and a second low reflection electrode is provided under the second main electrode.
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公开(公告)号:US20200212347A1
公开(公告)日:2020-07-02
申请号:US16726486
申请日:2019-12-24
Applicant: LG Display Co., Ltd.
Inventor: TaeHan PARK , Jiho RYU , Dongyoung KIM
Abstract: A display device includes a substrate with a first subpixel and a second subpixel; a first electrode on the substrate, including a first sub electrode provided on the first subpixel and a second sub electrode on the second subpixel; an organic light emitting layer on the first electrode; a second electrode on the organic light emitting layer; a first bank between the first sub electrode and the second sub electrode to partition the first subpixel and the second subpixel from each other; and a light absorption portion inside each of the first sub electrode and the second sub electrode to absorb external light. The first sub electrode includes a reflective metal to cover the light absorption portion. The reflective metal and the second electrode emit light emitted from the organic light emitting layer to the substrate by reflecting the light emitted from the organic light emitting layer.
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公开(公告)号:US20210126215A1
公开(公告)日:2021-04-29
申请号:US17079187
申请日:2020-10-23
Applicant: LG Display Co., Ltd.
Inventor: TaeHan PARK , JongSung KIM , Howon CHOI , Dongyoung KIM
Abstract: An electroluminescent display device is disclosed. The electroluminescent display device includes a substrate having thereon a first sub pixel and a second sub pixel, a first electrode in each of the first sub pixel and the second sub pixel on the substrate, an organic layer with P-type polarity or N-type polarity on the first electrode, and a second electrode on the organic layer. The organic layer provided in the first sub pixel and the organic layer provided in the second sub pixel are spaced apart from each other with a doping layer provided in the boundary area between the first sub pixel and the second sub pixel. The doping layer is doped with dopant whose polarity is opposite to that of the organic layer.
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公开(公告)号:US20170294493A1
公开(公告)日:2017-10-12
申请号:US15458898
申请日:2017-03-14
Applicant: LG Display Co., Ltd.
Inventor: DongHee YOO , TaeHan PARK , KyungHoon LEE
CPC classification number: H01L27/3246 , H01L27/3218 , H01L27/3258 , H01L27/3262 , H01L51/5209 , H01L51/5253 , H01L51/5275 , H01L51/56 , H01L2227/323
Abstract: Disclosed are an organic light emitting display device and a method of manufacturing the same, which reduce a loss of light emitted from an organic light emitting device, increase a lifetime of the organic light emitting device, and decrease consumption power of the organic light emitting display device. The organic light emitting display device includes a first electrode disposed on a first substrate, a bank disposed on the first electrode for dividing a plurality of emission parts, an organic light emitting layer disposed on the first electrode and the bank, a second electrode disposed on the organic light emitting layer, and an encapsulation layer disposed on the second electrode. The encapsulation layer fills a space between adjacent banks, and a refractive index of the bank is lower than a refractive index of the organic light emitting layer and a refractive index of the encapsulation layer.
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公开(公告)号:US20240334738A1
公开(公告)日:2024-10-03
申请号:US18743989
申请日:2024-06-14
Applicant: LG DISPLAY CO., LTD.
Inventor: JongSung KIM , TaeHan PARK , Howon CHOI , Dongyoung KIM
IPC: H10K50/856 , G02F1/1333 , G02F1/1335 , H10K50/15 , H10K50/16 , H10K50/17 , H10K50/18 , H10K50/80 , H10K50/818 , H10K50/84 , H10K50/842 , H10K50/86 , H10K59/12 , H10K59/122 , H10K59/13 , H10K59/35 , H10K59/65 , H10K77/10 , H10K102/00
CPC classification number: H10K50/856 , H10K50/841 , H10K50/86 , H10K59/12 , H10K59/65 , H10K77/111 , G02F1/133331 , G02F1/133528 , H10K50/15 , H10K50/16 , H10K50/17 , H10K50/171 , H10K50/18 , H10K50/818 , H10K50/8426 , H10K50/868 , H10K59/122 , H10K59/13 , H10K59/35 , H10K2102/00 , H10K2102/311
Abstract: A display apparatus includes a display panel having a front area and a side area, a main body supporting the display panel, an auxiliary member arranged inside the main body, and a semi-transmissive mirror arranged between the auxiliary member and the front area, wherein the side area of the display panel may be arranged inside the main body to face the semi-transmissive mirror. Since an image partially emitted from the display panel may be reflected toward the front area, auxiliary members such as a camera, an illumination sensor, and a proximity sensor may be arranged inside the main body (or below a display) to embody a full screen display, whereby a user's satisfaction may be enhanced and a manufacturing process may be simplified.
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公开(公告)号:US20230038926A1
公开(公告)日:2023-02-09
申请号:US17968451
申请日:2022-10-18
Applicant: LG DISPLAY CO., LTD.
Inventor: JongSung KIM , TaeHan PARK , Howon CHOI , Dongyoung KIM
Abstract: A display apparatus includes a display panel having a front area and a side area, a main body supporting the display panel, an auxiliary member arranged inside the main body, and a semi-transmissive mirror arranged between the auxiliary member and the front area, wherein the side area of the display panel may be arranged inside the main body to face the semi-transmissive mirror. Since an image partially emitted from the display panel may be reflected toward the front area, auxiliary members such as a camera, an illumination sensor, and a proximity sensor may be arranged inside the main body (or below a display) to embody a full screen display, whereby a user's satisfaction may be enhanced and a manufacturing process may be simplified.
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公开(公告)号:US20220181392A1
公开(公告)日:2022-06-09
申请号:US17679974
申请日:2022-02-24
Applicant: LG Display Co., Ltd.
Inventor: Jiho RYU , TaeHan PARK , Dongyoung KIM
Abstract: A transparent display device for providing only a viewer located at the front with an image is disclosed. The transparent display device comprises a substrate provided with a first subpixel, a second subpixel and a third subpixel, a first electrode provided in each of the first subpixel, the second subpixel and the third subpixel on the substrate, a light emitting layer provided on the first electrode, a second electrode provided on the light emitting layer, an upper color filter provided over the second electrode, a lower color conversion layer provided between the substrate and the first electrode, and a lower color filter provided between the substrate and the lower color conversion layer.
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公开(公告)号:US20240065069A1
公开(公告)日:2024-02-22
申请号:US18232001
申请日:2023-08-09
Applicant: LG Display Co., Ltd.
Inventor: TaeHan PARK
IPC: H10K59/38
Abstract: A display device can include a substrate including first to fourth subpixels, a light emitting element disposed on the substrate, a plurality of light conversion layers disposed on the light emitting element, and a plurality of color filters disposed on the plurality of light conversion layers. The plurality of light conversion layers can include first and second light conversion layers configured to emit light having different colors. Further, in the first subpixel, the first light conversion layer can be disposed on the light emitting element and the second light conversion layer can be disposed on the first light conversion layer.
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公开(公告)号:US20230255046A1
公开(公告)日:2023-08-10
申请号:US18295627
申请日:2023-04-04
Applicant: LG Display Co., Ltd.
Inventor: TaeHan PARK , JongSung KIM , Howon CHOI , Dongyoung KIM
IPC: H10K50/125 , H10K50/11 , H10K50/15 , H10K50/19 , H10K50/858 , H10K59/32 , H10K59/35 , H10K59/122
CPC classification number: H10K50/125 , H10K50/11 , H10K50/15 , H10K50/19 , H10K50/858 , H10K59/32 , H10K59/35 , H10K59/122 , H10K59/353 , H10K50/14
Abstract: An electroluminescent display device is disclosed. The electroluminescent display device includes a substrate having thereon a first sub pixel and a second sub pixel, a first electrode in each of the first sub pixel and the second sub pixel on the substrate, an organic layer with P-type polarity or N-type polarity on the first electrode, and a second electrode on the organic layer. The organic layer provided in the first sub pixel and the organic layer provided in the second sub pixel are spaced apart from each other with a doping layer provided in the boundary area between the first sub pixel and the second sub pixel. The doping layer is doped with dopant whose polarity is opposite to that of the organic layer.
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