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公开(公告)号：US12106706B2
公开(公告)日：2024-10-01
申请号：US18224079
申请日：2023-07-20
Applicant: Samsung Display Co., Ltd.
Inventor： Minjae Jeong , Jangmi Kang , Hyeongseok Kim , Junhyun Park , Mukyung Jeon
IPC: G09G3/32
CPC classification number: G09G3/32 , G09G2300/0842 , G09G2310/0267 , G09G2310/0275 , G09G2310/061
Abstract: A pixel of a display device includes a first transistor including a top gate coupled to a first node, a first terminal, a second terminal coupled to a second node, and a bottom gate, a second transistor including a gate coupled to a writing signal line, a first terminal coupled to a data line, and a second terminal coupled to the first node, a storage capacitor coupled between the first node and the second node, a light emitting element coupled between the second node and a second power supply voltage line, and a seventh transistor including a gate coupled to an initialization signal line, a first terminal coupled to a bias voltage line, and a second terminal coupled to the bottom gate.
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公开(公告)号：US20240324411A1
公开(公告)日：2024-09-26
申请号：US18604501
申请日：2024-03-14
Applicant: Samsung Display Co., Ltd.
Inventor： Donghoon Lee , Jangmi Kang , Haemin Kim , Myunghoon Park , Youngwan Seo , Byungchang Yu , Geunho Lee
IPC: H10K59/80 , H10K59/122
CPC classification number: H10K59/873 , H10K59/122
Abstract: A display apparatus is provided. The display apparatus includes a substrate including a display area and a peripheral area, a dam portion arranged in the peripheral area of the substrate and including a plurality of dams, and an encapsulation layer disposed on the substrate and the dam portion. At least one of the plurality of dams includes at least one first layer including an organic layer, and a second layer disposed on the first layer and including at least one of a conductive layer and an inorganic layer.
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公开(公告)号：US11961455B2
公开(公告)日：2024-04-16
申请号：US18066977
申请日：2022-12-15
Applicant: Samsung Display Co., LTD.
Inventor： Junhyun Park , Jangmi Kang , Hyeongseok Kim , Minjae Jeong , Mukyung Jeon
CPC classification number: G09G3/32 , G09G3/006 , G09G2300/0426 , G09G2300/0842 , G09G2310/0275 , G09G2330/12
Abstract: A pixel circuit includes: a light emitting element; a driving transistor to generate a driving current; a write transistor including a control electrode to receive a write gate signal, a first electrode to receive a data voltage, and a second electrode connected to a first electrode of a storage capacitor; a first compensation transistor including a control electrode to receive a compensation gate signal, a first electrode connected to a control electrode of the driving transistor, and a second electrode connected to a first electrode of the driving transistor; the storage capacitor including the first electrode connected to the second electrode of the write transistor, and a second electrode connected to the control electrode of the driving transistor; and a test transistor including a control electrode, a first electrode to receive the data voltage, and a second electrode connected to a second electrode of the driving transistor.
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公开(公告)号：US11672150B2
公开(公告)日：2023-06-06
申请号：US16928575
申请日：2020-07-14
Applicant: Samsung Display Co., Ltd.
Inventor： Jangmi Kang , Dongwoo Kim , Minjae Jeong , Jaeyong Jang
CPC classification number: H01L27/3276 , H01L27/323
Abstract: A display apparatus includes a data line, a first voltage line extending in parallel to the data line, a scan line extending in a direction perpendicular to the data line, a second voltage line extending in parallel to the scan line, and a line extending in parallel to the data line or the scan line. A portion of the line parallel to the scan line overlaps the second voltage line.
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公开(公告)号：US20230099387A1
公开(公告)日：2023-03-30
申请号：US17889303
申请日：2022-08-16
Applicant: Samsung Display Co., LTD.
Inventor： JUNHYUN PARK , Hyeongseok Kim , Jangmi Kang , Minjae Jeong , Mukyung Jeon
IPC: G09G3/32
Abstract: A pixel circuit includes a light emitting element, a driving switching element, a storage capacitor, a data voltage applying switching element and a first leakage compensation switching element. The driving switching element is configured to apply a driving current to the light emitting element. The storage capacitor is connected to a control electrode of the driving switching element. The data voltage applying switching element is configured to apply a data voltage to the storage capacitor. The first leakage compensation switching element is disposed between the storage capacitor and the data voltage applying switching element.
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Patent Agency Ranking
公开(公告)号：US10734458B2
公开(公告)日：2020-08-04
申请号：US15882417
申请日：2018-01-29
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Jangmi Kang , Jisun Kim
Abstract: A display apparatus including a sensor includes: a pixel group including a predetermined number of pixels, each of which includes a pixel circuit and a light-emitting device electrically connected to the pixel circuit; and a sensing pixel including a sensing circuit and a sensing electrode connected to the sensing circuit, where the sensing electrode forms a variable capacitor with respect to a finger, and the sensing circuit is arranged around the pixel circuit of the pixel group.
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公开(公告)号：US09099030B2
公开(公告)日：2015-08-04
申请号：US13721980
申请日：2012-12-20
Applicant: Samsung Display Co., Ltd.
Inventor： Ilgon Kim , Kyung-Hoon Kim , Seon Young Choi , Jangmi Kang
CPC classification number: G09G3/22 , G09G3/3648 , G09G3/3677 , G09G2300/0426 , G09G2310/0281 , Y10T29/49002
Abstract: A display device includes a plurality of gate lines extending in a first direction, a plurality of data lines extending in a second direction, a plurality of sub-gate lines corresponding to the plurality of gate lines and extending in a first direction to be adjacent to a corresponding gate line of the plurality of gate lines, a gate driver configured to drive the plurality of gate lines, a data driver configured to drive the plurality of data lines, and a plurality of pixels arranged in a display area, where an end of each of the plurality of gate lines extends in the first direction from the gate driver is electrically connected to a center portion of a corresponding sub-gate line in the first direction.
Abstract translation: 显示装置包括沿第一方向延伸的多条栅极线，沿第二方向延伸的多条数据线，与该多条栅极线对应的多条子栅极线，并沿与第一方向相邻的第一方向延伸 多个栅极线的对应的栅极线，被配置为驱动多个栅极线的栅极驱动器，被配置为驱动多个数据线的数据驱动器和布置在显示区域中的多个像素，其中， 从栅极驱动器沿第一方向延伸的多条栅极线中的每一条电路都沿第一方向电连接到对应的子栅极线的中心部分。
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公开(公告)号：US12125425B2
公开(公告)日：2024-10-22
申请号：US17958509
申请日：2022-10-03
Applicant: Samsung Display Co., LTD.
Inventor： Junhyun Park , Jangmi Kang , Minjae Jeong
IPC: G09G3/20 , G09G3/3233
CPC classification number: G09G3/20 , G09G2300/0426 , G09G2300/0819 , G09G2300/0842 , G09G2310/0267 , G09G2310/0275
Abstract: A pixel may include a light emitting element; a data write transistor that writes a data voltage; a driving transistor that applies a driving current to the light emitting element based on the data voltage; a hold capacitor including a first electrode to which a first power supply voltage is applied, and a second electrode electrically connected to a first node; a storage capacitor including a first electrode electrically connected to the first node, and a second electrode electrically connected to a control electrode of the driving transistor; at least one polysilicon thin film transistor; and at least one oxide thin film transistor. The at least one oxide thin film transistor may be disposed between the at least one polysilicon thin film transistor and the hold capacitor, or between the at least one polysilicon thin film transistor and the storage capacitor.
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公开(公告)号：US12112694B2
公开(公告)日：2024-10-08
申请号：US18374070
申请日：2023-09-28
Applicant: Samsung Display Co., Ltd.
Inventor： Minjae Jeong , Jangmi Kang , Hyeongseok Kim , Junhyun Park , Mukyung Jeon
IPC: G09G3/32
CPC classification number: G09G3/32 , G09G2300/0426 , G09G2300/043 , G09G2300/0819 , G09G2300/0842 , G09G2300/0852 , G09G2300/0861 , G09G2310/0251 , G09G2310/0262 , G09G2310/08 , G09G2320/0233 , G09G2320/045
Abstract: A pixel includes a light emitting element, a first transistor including a first electrode electrically connected to a first voltage line which supplies a first driving voltage, a second electrode electrically connected to the light emitting element, and a gate electrode connected to a first node, a second transistor connected between the first node and a second node and including a gate electrode connected to a first scan line, a third transistor connected between the second electrode of the first transistor and the second node and including a gate electrode connected to a second scan line, and a booting capacitor connected between the second node and the second scan line.
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公开(公告)号：US12101976B2
公开(公告)日：2024-09-24
申请号：US17685773
申请日：2022-03-03
Applicant: Samsung Display Co., Ltd.
Inventor： Junhyun Park , Jangmi Kang , Minjae Jeong
IPC: H10K59/131 , H10K59/126
CPC classification number: H10K59/131 , H10K59/126
Abstract: An electronic device includes a display panel including a plurality of pixels. Each of the plurality of pixels includes a light-emitting diode, a power line, an initialization voltage line, an initialization signal line, a bias voltage line, a transistor including a first gate in contact with the initialization signal line through a first contact and electrically connected between the initialization voltage line and the anode, and a transistor including a second gate in contact with the initialization signal line through a second contact and electrically connected between the power line and the bias voltage line. In a plan view, the initialization signal line does not overlap the power line.
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