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公开(公告)号：US12039127B2
公开(公告)日：2024-07-16
申请号：US18132326
申请日：2023-04-07
Applicant: Samsung Display Co., Ltd.
Inventor： Hyun-Wook Cho , Youngsik Kim , Sangkook Kim , Taejoon Kim
IPC: G06F3/041 , G06F3/042 , H10K59/131 , H10K59/40 , H10K59/88
CPC classification number: G06F3/04164 , G06F3/0412 , G06F3/0421 , H10K59/131 , H10K59/40 , H10K59/88 , G06F2203/04102
Abstract: A display device, includes: a display panel including an active region and a peripheral region which are adjacent to each other; and an input-sensing panel on the display panel, the input-sensing panel comprising a first region, a second region, and a third region, which are overlapped with the active region and are sequentially arranged, and a fourth region, which is overlapped with the peripheral region, wherein the input-sensing panel comprises: a sensing electrode in the first and second regions and includes a plurality of conductive lines; and a trace line in the third and fourth regions and connected to the sensing electrode, wherein a density per unit area of the conductive lines is higher in the second region than in the first region.
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公开(公告)号：US20250101300A1
公开(公告)日：2025-03-27
申请号：US18887385
申请日：2024-09-17
Applicant: Samsung Display Co., Ltd.
Inventor： Bitna Yoon , Sungjae Kim , Youngsik Kim , Hongrae Kim , Donghee Lee , Junehyuk Jung
Abstract: Provided is a quantum dot including a quaternary core including a first-first Group I element, a first-second Group III element, and a first-third Group VI element and not including Se, and a ternary shell surrounding at least a portion of the quaternary core.
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公开(公告)号：US12225742B2
公开(公告)日：2025-02-11
申请号：US18435669
申请日：2024-02-07
Applicant: Samsung Display Co., Ltd.
Inventor： Junghak Kim , Youngsik Kim , Kyowon Ku , Jaehyung Jo
IPC: H01L27/146 , G06V40/13 , H01L25/18
Abstract: According to one aspect of the invention, a detection module for a display device, the detection module includes: a substrate; a detector disposed on the substrate to detect an external signal; a sensor driving circuit disposed on the substrate to drive the detector; and a light shielding layer to block an external light from entering the sensor driving circuit and to receive a light blocking voltage.
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公开(公告)号：US12099675B2
公开(公告)日：2024-09-24
申请号：US18072510
申请日：2022-11-30
Applicant: Samsung Display Co., LTD.
Inventor： Junghak Kim , Youngsik Kim , Kyowon Ku , Jeongheon Lee , Hansu Cho
IPC: G06F3/041 , G06F3/0354 , G06F3/044 , G09G3/32
CPC classification number: G06F3/04162 , G09G3/32 , G06F3/03545 , G06F3/0412 , G06F3/0443 , G06F2203/04106 , G09G2330/028 , G09G2354/00
Abstract: An electronic device includes: a display layer configured to display an image; a display driver configured to drive the display layer; a sensor layer on the display layer; and a sensor driver configured to drive the sensor layer, and wherein the sensor layer is configured to output a first uplink signal generated with a first reference voltage in a first mode, and to output a second uplink signal generated with a second reference voltage greater than the first reference voltage in a second mode different from the first mode.
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公开(公告)号：US20230320116A1
公开(公告)日：2023-10-05
申请号：US18128965
申请日：2023-03-30
Inventor： Yunhyuk Ko , Changhee Lee , Youngsik Kim , Taewan Kim , Sohee Jeong , Eunhye Cho , Mahnmin Choi
IPC: H10K50/115 , H01L33/50 , B82Y30/00 , B82Y40/00 , C09K11/06
CPC classification number: H10K50/115 , H01L33/502 , B82Y30/00 , B82Y40/00 , C09K11/06 , C09K2211/188
Abstract: A method of preparing quantum dot includes: forming a first mixture comprising a core, a zinc-containing first material, and a selenium-containing second material; forming a first intermediate comprising a core and a first shell, from the first mixture, followed by forming a second mixture comprising the first intermediate; forming a third mixture by adding a zinc-containing third material and a sulfur-containing fourth material to the second mixture; forming a second intermediate comprising the core, the first shell, and a second shell, from the third mixture, followed by forming a fourth mixture comprising the second intermediate; adding a ligand precursor-containing fifth material to the fourth mixture; and forming a ligand layer covering the second shell of the second intermediate, wherein an amount of the ligand precursor is in a range of about 10 pbw to about 22 pbw based on 100 pbw of the zinc-containing third material in the fourth mixture.
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Patent Agency Ranking
公开(公告)号：US11966535B2
公开(公告)日：2024-04-23
申请号：US18092342
申请日：2023-01-02
Applicant: Samsung Display Co., Ltd.
Inventor： Sanghyun Lim , Youngsik Kim
CPC classification number: G06F3/04166 , G06F3/04164 , G06F3/0446
Abstract: Disclosed is a display device including a display panel, an input sensor that is disposed on the display panel and that includes sensing electrodes, a master readout circuit that is electrically connected with a first portion of the sensing electrodes and that generates first reception signals corresponding to a signal received from the first portion of the sensing electrodes, and a slave readout circuit that is electrically connected with the a second portion of the sensing electrodes and that generates second reception signals corresponding to a signal received from the second portion of the sensing electrodes. The master readout circuit provides a synchronization signal to the slave readout circuit, and the slave readout circuit operates in response to the synchronization signal and provides a sensing signal corresponding to the second reception signals to the master readout circuit.
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公开(公告)号：US20240106121A1
公开(公告)日：2024-03-28
申请号：US18352673
申请日：2023-07-14
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： HYUN JAE LEE , Kiseo Kim , Sunghwan Kim , Youngsik Kim , Youngseok Yoo
Abstract: An electronic device includes a display layer in which an active region and a peripheral region proximate to the active region are defined and a controller that is configured to control the display layer. The display layer includes a plurality of pixels, a plurality of antenna patterns that transmit and receive a first signal having a predetermined frequency, and a switch connected to at least one of the plurality of antenna patterns. The controller provides, to the switch, a control signal to control the switch. The switch includes a first line to which a ground voltage is provided, a second line that is floated, a third line to which the first signal is provided, and a fourth line connected to the at least one of the plurality of antenna patterns and electrically connected to the first line, the second line, or the third line based on the control signal.
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公开(公告)号：US11923390B2
公开(公告)日：2024-03-05
申请号：US17147321
申请日：2021-01-12
Applicant: Samsung Display Co., Ltd.
Inventor： Junghak Kim , Youngsik Kim , Kyowon Ku , Jaehyung Jo
IPC: H01L27/146 , G06V40/13 , H01L25/18
CPC classification number: H01L27/14623 , G06V40/1318 , H01L25/18 , H01L27/14614 , H01L27/14636
Abstract: A detection module for a display device includes: a substrate; a detector disposed on the substrate to detect an external signal; a sensor driving circuit disposed on the substrate to drive the detector; and a light shielding layer to block an external light from entering the sensor driving circuit and to receive a light blocking voltage.
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公开(公告)号：US11209874B2
公开(公告)日：2021-12-28
申请号：US17071990
申请日：2020-10-15
Applicant: Samsung Display Co., Ltd.
Inventor： ChangBum Kim , Youngsik Kim , Jiyeon Baek
Abstract: A display device includes a display panel to display an image; an input sensor disposed on the display panel; a flexible circuit board attached to the input sensor; a compensation film disposed on the input sensor and spaced apart from the flexible circuit board; and an anti-reflector disposed on the flexible circuit board and the compensation film. The compensation film has a thickness is greater than that of the flexible circuit board and less than or equal to a distance between the anti-reflector and the input sensor.
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10.发明公开公开(公告)号：US20240318074A1
公开(公告)日：2024-09-26
申请号：US18496793
申请日：2023-10-27
Applicant: Samsung Display Co., Ltd.
Inventor： Youngsik Kim , Sungjae Kim , Seungwon Park , Bitna Yoon , Donghee Lee , Junehyuk Jung
IPC: C09K11/62 , C09K11/58 , H10K50/115
CPC classification number: C09K11/621 , C09K11/582 , H10K50/115
Abstract: A quantum dot including a core represented by Formula 1, a method of manufacturing the quantum dot, and a light-emitting device and an apparatus including the quantum dot are provided:
M1aM2bM3cM4dM5e, Formula 1
wherein M1 is a Group I metal element, M2 and M3 are each independently a Group III metal element, and M4 and M5 are each independently a Group VI element; and a is 0.05 to 0.60, b is 0 to 1.4, c is 0 to 1.4, d is 0 to 2.0, and e is 0 to 2.0.
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