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公开(公告)号：US12197667B2
公开(公告)日：2025-01-14
申请号：US18450576
申请日：2023-08-16
Applicant: Samsung Display Co., Ltd.
Inventor： Heerim Song , Cheol-Gon Lee , Mukyung Jeon
Abstract: Disclosed is a display device including a plurality of touch sensing groups. Each of the plurality of touch sensing groups includes a plurality of write scan circuits, a plurality of pixels connected to the plurality of write scan circuits, a plurality of sensors connected to the plurality of write scan circuits, a plurality of first switching elements switching connections between the plurality of sensors and the plurality of write scan circuits, a touch sensing circuit connected to touch sensors connected one of the plurality of write scan circuits, and a second switching element switching a connection between the touch sensing circuit and the touch sensors.
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公开(公告)号：US11955078B2
公开(公告)日：2024-04-09
申请号：US17888295
申请日：2022-08-15
Applicant: Samsung Display Co., Ltd.
Inventor： Heerim Song , Heejean Park , Yujin Lee , Cheol-Gon Lee , Mukyung Jeon
IPC: G09G3/3233 , H10K59/13 , H10K59/60 , H10K59/65
CPC classification number: G09G3/3233 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2310/0291 , G09G2354/00 , G09G2360/144 , G09G2360/148 , H10K59/13 , H10K59/60 , H10K59/65
Abstract: A display device includes: a pixel driving circuit configured to drive the light emitting elements of pixels; and sensors including a light sensing element and a sensor driving circuit connected with the light sensing element and configured to output a sensing signal corresponding to a light, the sensor driving circuit including: a reset transistor including a first electrode configured to receive a reset signal, a second electrode connected with a first sensing node, and a third electrode configured to receive a reset control signal; an amplification transistor including a first electrode configured to receive a sensing driving voltage, a second electrode connected with a second sensing node, and a third electrode connected with the first sensing node; and an output transistor including a first electrode connected with the second sensing node, a second electrode connected with a sensing line, and a third electrode configured to receive an output control signal.
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公开(公告)号：US11031453B2
公开(公告)日：2021-06-08
申请号：US16376364
申请日：2019-04-05
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Heerim Song , Gyungsoon Park , Mukyung Jeon
Abstract: A flexible display apparatus includes a panel that includes a display area that displays images and a fan-out portion in which a plurality of wirings connected to the display area are located, and a driving chip connected to the fan-out portion and connected to the display area via the plurality of wirings. The plurality of wirings arranged in the fan-out portion may include first wirings at a first layer on the panel and second wirings at a second layer that is different from the first layer. The first wirings and the second wirings may be in an overlapping relationship above and below each other.
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公开(公告)号：US10103214B2
公开(公告)日：2018-10-16
申请号：US15354923
申请日：2016-11-17
Applicant: Samsung Display Co., Ltd.
Inventor： Iljoo Kim , Mukyung Jeon , Heerim Song
IPC: G09G3/32 , H01L27/32 , G09G3/3233 , G09G3/3258 , G09G3/3266 , G09G3/3275 , H01L29/786 , H01L29/78 , H01L27/12
Abstract: A display device is disclosed. In one aspect, the device includes a plurality of pixels arranged in rows and columns, each pixel including a transistor that includes first and second electrodes in a column direction, and a channel curved between the first and second electrodes, and a capacitor overlapping the transistor. The device also includes a first data line connected to at least one first pixel in an odd row of the pixels arranged in the columns, and overlapping a first electrode of a transistor of the first pixel and a second data line connected to at least one second pixel in an even row of the pixels arranged in the columns, and overlapping a first electrode of a transistor of the second pixel. The first and second data lines are arranged in the columns and are parallel to one another.
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公开(公告)号：US12193260B2
公开(公告)日：2025-01-07
申请号：US18161842
申请日：2023-01-30
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Heerim Song , Yujin Lee , Haemin Kim , Cheolgon Lee
IPC: H10K50/84 , H10K50/844 , H10K59/13 , H10K59/131 , G02F1/1333 , G02F1/1335 , G02F1/1362 , G06F1/16 , G09F9/30 , H01L27/146 , H10K50/80 , H10K50/842 , H10K50/86 , H10K59/12 , H10K59/121 , H10K59/123 , H10K59/126 , H10K59/35 , H10K59/38 , H10K59/40 , H10K59/80 , H10K77/10 , H10K102/00
Abstract: A display apparatus includes: a substrate having a display area and a peripheral area outside the display area; a first conductive layer on the substrate in the peripheral area and including a first hole; a second conductive layer on the first conductive layer and overlapping the first conductive layer, the second conductive layer including a second hole; a planarization layer extending from the display area to the peripheral area and including at least two organic insulating layers between the first conductive layer and the second conductive layer; and a display element on the planarization layer in the display area, wherein a part of a portion of the second conductive layer except for the second hole is in contact with a part of a portion of the first conductive layer except for the first hole.
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Patent Agency Ranking
公开(公告)号：US11569477B2
公开(公告)日：2023-01-31
申请号：US16999527
申请日：2020-08-21
Applicant: Samsung Display Co., Ltd.
Inventor： Heerim Song , Yujin Lee , Haemin Kim , Cheolgon Lee
IPC: H01L51/00 , H01L51/52 , H01L27/32 , H01L27/14 , G02F1/13 , G09F9/30 , G02F1/1333 , G02F1/1335 , H01L27/146 , G02F1/1362
Abstract: A display apparatus includes: a substrate having a display area and a peripheral area outside the display area; a first conductive layer on the substrate in the peripheral area and comprising a first hole; a second conductive layer on the first conductive layer and overlapping the first conductive layer, the second conductive layer comprising a second hole; a planarization layer extending from the display area to the peripheral area and comprising at least two organic insulating layers between the first conductive layer and the second conductive layer; and a display element on the planarization layer in the display area, wherein a part of a portion of the second conductive layer except for the second hole is in contact with a part of a portion of the first conductive layer except for the first hole.
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公开(公告)号：US11373600B2
公开(公告)日：2022-06-28
申请号：US17182758
申请日：2021-02-23
Applicant: Samsung Display Co., Ltd.
Inventor： Sunhwa Lee , Gyungsoon Park , Heerim Song
IPC: G09G3/3266 , G09G3/3225
Abstract: A scan driving circuit includes a driving circuit which outputs a first node signal, a second node signal, and a third scan signal in response to clock signals and a carry signal, a first masking circuit which outputs a first scan signal in response to a first masking signal, the first node signal and the second node signal, and a second masking circuit which discharges the first node signal to a first voltage in response to a second masking signal and the second scan signal.
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公开(公告)号：US10181480B2
公开(公告)日：2019-01-15
申请号：US15631294
申请日：2017-06-23
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Sangho Park , Gyungsoon Park , Heerim Song , Donghwan Shim , Jungkyu Lee , Seunghwan Cho , Jonghyun Choi
IPC: H01L27/12 , G09G3/3233 , H01L27/32
Abstract: A thin film transistor “TFT”) substrate includes a substrate, an active layer over the substrate, and first and second TFTs over the substrate. The active layer includes: a first drain region, a first channel region and a first source region, which function as a drain, a channel and a source of the first TFT: a first lightly doped region between the first drain region and the first channel region: a second lightly doped region between the first channel region and the first source region: and a second drain region, a second channel region and a second source region, which function as a drain, a channel and a source of the second TFT. An impurity concentration at the second drain or source region is lower than an impurity concentration at the first drain or source region and higher than an impurity concentration at the first or second channel region.
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公开(公告)号：US12142226B2
公开(公告)日：2024-11-12
申请号：US18243079
申请日：2023-09-06
Applicant: Samsung Display Co., Ltd.
Inventor： Heerim Song , Gyungsoon Park , Jinseok Jeong
IPC: G09G3/3266 , G09G3/00 , G09G3/3233
Abstract: An electronic device includes a display panel including pixels respectively connected to scan lines, scan stages corresponding to the scan lines, where each of the scan stages receives a carry signal, and outputs a scan signal, masking circuits electrically connected to some of the scan stages, respectively, where each of the masking circuits outputs a masking carry signal in response to a masking signal and the scan signal, and transmission circuits electrically connected to others of the scan stages, respectively, where each of the transmission circuits outputs the scan signal output from a corresponding scan stage among the scan stages. A j-th (j is an integer greater than 1) scan stage among the scan stages receives one of the scan signal output from a (j−1)-th scan stage and the masking carry signal as the carry signal.
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公开(公告)号：US11631732B2
公开(公告)日：2023-04-18
申请号：US17337903
申请日：2021-06-03
Applicant: Samsung Display Co., Ltd.
Inventor： Heerim Song , Gyungsoon Park , Mukyung Jeon
Abstract: A flexible display apparatus includes a panel that includes a display area that displays images and a fan-out portion in which a plurality of wirings connected to the display area are located, and a driving chip connected to the fan-out portion and connected to the display area via the plurality of wirings. The plurality of wirings arranged in the fan-out portion may include first wirings at a first layer on the panel and second wirings at a second layer that is different from the first layer. The first wirings and the second wirings may be in an overlapping relationship above and below each other.
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