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公开(公告)号：US12119369B2
公开(公告)日：2024-10-15
申请号：US17469238
申请日：2021-09-08
发明人： Seul Ki Kim , Seon Beom Ji , Tae Ha Jin , Dong Hwan Kim
CPC分类号： H01L27/156 , H01L33/24 , H01L33/38 , H01L33/44
摘要： A display device includes a light emitting area, a non-light emitting area surrounding the light emitting area, and a separation area spaced apart from the light emitting area, the non-light emitting area disposed between the light emitting area and the separation area; a bank disposed in the non-light emitting area; a first alignment electrode and a second alignment electrode that extend from the light emitting area through the non-light emitting area to the separation area; light emitting elements electrically connected to at least one of the first alignment electrode and the second alignment electrode; a first contact electrode disposed in the separation area and electrically connected to the first alignment electrode; and a second contact electrode disposed in the separation area and electrically connected to the second alignment electrode.
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公开(公告)号：US20240341184A1
公开(公告)日：2024-10-10
申请号：US18436263
申请日：2024-02-08
发明人： JIYOUNG LEE , TSUYOSHI NAIJO , YUNJEE PARK , SUNG-SOO BAE , HOJUNG SYN , HYOSUP SHIN , CHANGWOONG CHU
CPC分类号： H10K85/658 , C09K11/06 , H10K85/346 , H10K85/40 , H10K85/6572 , C09K2211/1018 , C09K2211/1044 , C09K2211/185 , H10K50/121 , H10K50/13 , H10K85/654
摘要： Embodiments provide a light emitting element and a display device including the same. The light emitting element includes a first electrode, a second electrode, and a plurality of emission layers disposed between the first electrode and the second electrode, wherein at least one of the plurality of emission layers include a hole transporting host, an electron transporting host, a phosphorescent sensitizer, and a first fluorescent dopant. The first fluorescent dopant comprises a pentacyclic fused ring core that includes one boron atom and two heteroatoms as ring-forming atoms, and at least one amine substituent of the fused ring core; the at least one amine substituent is substituted with at least one substituted or unsubstituted pyrenyl group; and a difference between a triplet state energy level of the first fluorescent dopant and a singlet state energy level of the first fluorescent dopant is equal to or greater than about 0.4 eV.
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公开(公告)号：US20240341162A1
公开(公告)日：2024-10-10
申请号：US18513781
申请日：2023-11-20
发明人： JUN YONG SHIN , SOUNG WOOK KIM , HWA SOOK RYU , DONG KYU SEO , SEOK GYU YOON , DAE HO LEE , HYE JIN JUNG , YOUNG EUN CHOI
CPC分类号： H10K65/00 , H10K30/20 , H10K59/40 , G06V40/1318 , H10K85/621 , H10K85/657 , H10K85/6572 , H10K85/6576
摘要： Embodiments of a display device include a plurality of light emitting portions including a plurality of light emitting elements; and a sensing portion including a photoelectric conversion device, wherein the photoelectric conversion device includes a first electrode, common electrode facing the first electrode, and a hole injection layer, hole transport layer, resonance layer, and an active layer stacked between the first electrode and the common electrode, and wherein the light emitting elements include, a pixel electrode, the common electrode facing the pixel electrode, and the hole injection layer, hole transport layer, resonance layer, and a light emitting layer stacked between the pixel electrode and the common electrode, wherein a thickness of each of the resonance layers of light emitting elements are different from each other, and a thickness of the resonance layer of a light emitting element is the same as a thickness of the resonance layer.
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公开(公告)号：US20240341158A1
公开(公告)日：2024-10-10
申请号：US18443610
申请日：2024-02-16
发明人： GILYEONG PARK , HEEYOUNG LEE , DASOM GU , SUNGGUK AN , SOYEON HAN
IPC分类号： H10K59/80 , H10K59/122 , H10K59/38 , H10K59/50 , H10K71/12 , H10K71/40 , H10K102/00
CPC分类号： H10K59/877 , H10K59/122 , H10K59/38 , H10K59/50 , H10K71/125 , H10K71/421 , H10K2102/311
摘要： A display device includes a display panel including a pixel-defining film in which a plurality of pixel openings is defined, and a light-emitting layer disposed in each of the plurality of pixel openings, an optical layer disposed on the display panel and including at least one of a dye or a pigment, and a scattering layer disposed on the optical layer. Since the scattering layer includes a polymer resin and a plurality of droplets dispersed in the polymer resin, and the plurality of droplets each includes a plurality of liquid crystal molecules and a reactive mesogen for fixing the plurality of liquid crystal molecules.
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公开(公告)号：US20240341147A1
公开(公告)日：2024-10-10
申请号：US18750418
申请日：2024-06-21
发明人： Jun Yong AN , Yun Kyeong IN , Jun Won CHOI , Won Mi HWANG
IPC分类号： H10K59/131 , H01L27/12 , H10K59/121 , H10K59/124 , H10K59/35
CPC分类号： H10K59/1315 , H10K59/1213 , H10K59/1216 , H10K59/124 , H10K59/131 , H01L27/124 , H01L27/1248 , H10K59/121 , H10K59/352 , H10K59/353
摘要： A display device may includes: a substrate including a pixel area and a peripheral area; pixels provided in the pixel area of the substrate, each of the pixels including a light-emitting element provided with a pixel electrode; scan lines and data lines coupled to the pixels; a power line configured to supply driving power to the light-emitting elements, and extending in one direction; and an initialization power line configured to supply initialization power to the light-emitting elements. The power line and the initialization power line may be provided on different layers. The initialization power line may include: first conductive lines extending in a direction oblique to the scan lines and the data lines; and conductive lines intersecting the first conductive lines. The first and second conductive lines may be disposed in areas between the pixel electrodes of adjacent light-emitting elements.
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公开(公告)号：US20240341141A1
公开(公告)日：2024-10-10
申请号：US18620890
申请日：2024-03-28
发明人： Jung Suk BANG , Sun Kwun SON , Dong Hee SHIN , Dong Il YOO , Myung Hun LIM
IPC分类号： H10K59/131 , H10K59/121
CPC分类号： H10K59/131 , H10K59/1213 , H10K59/1216
摘要： A display device includes: a first pixel and a second pixel, including: a first transistor comprising a first active region, a first drain electrode, and a first source electrode respectively on one side and another side of the first active region, and a first gate electrode overlapping the first active region, a first capacitor electrode connected to the first gate electrode and overlapping the first source electrode, and a light emitting element connected to the first transistor, wherein a first end of the first source electrode of the first pixel, and a second end of the first source electrode of the second pixel face each other, a third end of the first capacitor electrode of the first pixel, and a fourth end of the first capacitor electrode of the second pixel face each other, and the first end is between the third end and the fourth end.
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公开(公告)号：US20240340589A1
公开(公告)日：2024-10-10
申请号：US18750466
申请日：2024-06-21
发明人： Seung Lyong BOK , Jong In BAEK , Young Seok SEO , Sun Mi YU , Jong Hyun LEE , Jin Oh KWAG
IPC分类号： H04R7/04 , G06F3/041 , G06F3/044 , G06F3/045 , G06F3/046 , G06V10/10 , G06V40/13 , H01L27/12 , H01L31/105 , H01L31/12 , H04R1/02 , H10K50/80 , H10K50/844 , H10K50/856 , H10K59/122 , H10K59/65
CPC分类号： H04R7/04 , G06F3/0412 , G06F3/0443 , G06F3/046 , G06V10/17 , G06V40/1306 , G06V40/1318 , H01L27/1214 , H01L31/1055 , H01L31/12 , H10K50/844 , H10K50/856 , H10K50/868 , H10K59/122 , H10K59/65 , G06F3/045 , G06F2203/04105 , G06F2203/04107 , H04R1/025 , H04R2499/15
摘要： A display device includes a thin-film transistor layer disposed on a substrate and including thin-film transistors; and an emission material layer disposed on the thin-film transistor layer. The emission material layer includes light-emitting elements each including a first light-emitting electrode, an emissive layer and a second light-emitting electrode, light-receiving elements each including a first light-receiving electrode, a light-receiving semiconductor layer and a second light-receiving electrode, and a first bank disposed on the first light-emitting electrode and defining an emission area of each of the light-emitting elements. The light-receiving elements are disposed on the first bank.
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公开(公告)号：US20240339577A1
公开(公告)日：2024-10-10
申请号：US18419132
申请日：2024-01-22
发明人： EUNBYUL KIM , HYEONJI KIM
IPC分类号： H01L33/62 , H01L25/075 , H01L25/16
CPC分类号： H01L33/62 , H01L25/0753 , H01L25/167 , H01L2933/0066
摘要： A display device includes: a display panel including: a base substrate including a display region and a non-display region; a driving chip on the non-display region; and panel pads on the non-display region, and electrically connected to the driving chip; and a circuit board electrically connected to the display panel, and including: an opening overlapping with the driving chip; connection pads located along a first direction, and overlapping with the panel pads; and holes spaced from each other in the first direction, with the connection pads located therebetween.
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公开(公告)号：US20240339058A1
公开(公告)日：2024-10-10
申请号：US18410841
申请日：2024-01-11
发明人： HAEGOO JUNG , YEON-SHIL JUNG , DONG-HO KIM
IPC分类号： G09G3/00 , G06F3/041 , G09G3/3208
CPC分类号： G09G3/006 , G06F3/0418 , G09G3/3208 , G09G2310/0262 , G09G2330/04 , G09G2330/12 , G09G2354/00
摘要： A display panel includes a display panel test circuit including an open-short test transistor including a gate electrode which receives a test gate signal, a first electrode which receives an open-short test voltage, and a second electrode connected to a data line which transmits a data voltage and an electrostatic discharge protection circuit including: a first electrostatic discharge diode including a cathode electrode connected to the data line and an anode electrode which receives a first voltage; a first switching element which determines a minimum voltage of the display panel as the first voltage under a first condition and determines an electrostatic discharge low potential voltage higher than the minimum voltage of the display panel as the first voltage under a second condition; and a second electrostatic discharge diode including a cathode electrode which receives a second voltage and an anode electrode connected to the data line.
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公开(公告)号：US12114555B2
公开(公告)日：2024-10-08
申请号：US17548018
申请日：2021-12-10
发明人： Seungyeon Jeong , Ohjeong Kwon , Hongyeon Lee , Minju Han , Hyeoji Kang
CPC分类号： H10K59/38 , H10K50/856 , H10K50/865 , H10K59/12 , H10K71/00 , H10K59/1201
摘要： A display apparatus includes: a first light-emitting device, a second light-emitting device, and a third light-emitting device, on a substrate; a first color conversion layer and a second color conversion layer respectively on the first light-emitting device and the second light-emitting device; a transmissive layer on the third light-emitting device; and an optical functional layer on the first color conversion layer, the second color conversion layer, and the transmissive layer, and comprising a reflective metal layer and a light-absorbing layer, the light-absorbing layer being on the reflective metal layer, wherein the optical functional layer comprises a plurality of openings respectively corresponding to a first emission area of the first light-emitting device, a second emission area of the second light-emitting device, and a third emission area of the third light-emitting device.
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