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公开(公告)号：US10466831B2
公开(公告)日：2019-11-05
申请号：US14850597
申请日：2015-09-10
Applicant: Samsung Display Co., Ltd.
Inventor： Gi Chang Lee , In Soo Wang , Hyun Woo Cho
IPC: G06F3/041 , G06F3/044 , G09G3/36 , G09G3/3225
Abstract: A touch display device according to an exemplary embodiment of the present inventive concept includes: a plurality of pixel circuits; a plurality of first signal lines respectively connected to the plurality of pixel circuits and extending in a first direction; and a plurality of second signal lines respectively connected to the plurality of pixel circuits and extending in a second direction, wherein at least one signal line among the plurality of first signal lines and the plurality of second signal lines function as a first sensing electrode and a second sensing electrode in the touch mode, respectively.
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公开(公告)号：US20150248862A1
公开(公告)日：2015-09-03
申请号：US14339404
申请日：2014-07-23
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Gi Chang Lee
CPC classification number: G09G3/3258 , G09G3/2022 , G09G2300/0465 , G09G2300/0852 , G09G2330/021
Abstract: Provided is a display device including: a plurality of pixels, each of the pixels including: a first switching transistor including a gate electrode coupled to a scan line, a first electrode coupled to a data line, and a second electrode coupled to a first node; a first driving voltage transistor including a gate electrode coupled to the first node, and a first electrode coupled to a first driving voltage; a write transistor including a gate electrode coupled to a write line, a first electrode coupled to a second electrode of the first driving voltage transistor, and a second electrode coupled to a second node; a second switching transistor including a gate electrode coupled to the second node, a first electrode coupled to a first power voltage, and a second electrode coupled to an organic light emitting diode; and a first capacitor coupled between the first node and the second node.
Abstract translation: 提供了一种显示装置，包括：多个像素，每个像素包括：第一开关晶体管，包括耦合到扫描线的栅电极，耦合到数据线的第一电极和耦合到第一节点的第二电极 ; 第一驱动电压晶体管，包括耦合到第一节点的栅电极和耦合到第一驱动电压的第一电极; 写入晶体管，其包括耦合到写入线的栅电极，耦合到第一驱动电压晶体管的第二电极的第一电极和耦合到第二节点的第二电极; 第二开关晶体管，包括耦合到第二节点的栅电极，耦合到第一电源电压的第一电极和耦合到有机发光二极管的第二电极; 以及耦合在第一节点和第二节点之间的第一电容器。
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公开(公告)号：US10013948B2
公开(公告)日：2018-07-03
申请号：US14876669
申请日：2015-10-06
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Gi Chang Lee , In Soo Wang , Yong Soo Lee
IPC: G09G3/36 , G09G5/00 , H02H9/04 , G02F1/1362 , G09G3/20 , H01L23/62 , H01L27/02 , H01T4/10 , G02F1/1345 , H05K1/02
CPC classification number: G09G5/003 , G02F1/1345 , G02F1/136204 , G09G3/20 , G09G3/36 , G09G2300/0426 , G09G2330/04 , H01L23/60 , H01L23/62 , H01L27/0288 , H01L27/0296 , H01L2924/0002 , H01T4/10 , H02H9/044 , H05K1/0259 , H01L2924/00
Abstract: A display device having an electrostatic discharge protection unit disposed between a display unit and a pad unit. The electrostatic discharge protection unit comprises a first signal line configured to deliver data and a control signal from a pad unit to the display unit, a second signal line, a plurality of first electrostatic discharge protection patterns which are electrically connected to the first signal line; and a plurality of second electrostatic discharge protection patterns which are electrically connected to the second signal line. Respective ones of the first electrostatic discharge protection patterns and the second electrostatic discharge protection patterns together form a plurality of electrostatic discharge protection pattern pairs, and the first and second electrostatic discharge protection patterns in each of the electrostatic discharge protection pattern pairs are separated from each other by differing distances.
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公开(公告)号：US09978779B2
公开(公告)日：2018-05-22
申请号：US14991861
申请日：2016-01-08
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Gi Chang Lee , In Soo Wang , Yong Soo Lee
CPC classification number: H01L27/124 , H01L27/0288 , H01L27/0296 , H01L27/1259 , H01L27/3262 , H01L27/3276 , H01L2227/323
Abstract: A display device having a display area and a non-display area includes a substrate, a pixel at the display area, a signal line on the substrate and electrically connected to the pixel, and a static electricity prevention capacitor at the non-display area and including a lower pattern having a first region and a second region that have different electrical conductivities from each other, an insulating layer on the lower pattern, and an upper pattern including a portion of the signal line and overlapping the first region of the lower pattern in a plan view.
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公开(公告)号：US12260817B2
公开(公告)日：2025-03-25
申请号：US18077457
申请日：2022-12-08
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Gi Chang Lee
IPC: G09G3/3233 , H10K59/131 , H10K59/122
Abstract: A display device including: first and second scan drivers; a data driver; a display unit including pixels connected to first and second scan lines, and data lines; and a controller controlling the first and second scan drivers, and the data driver, a first pixel includes: a light emitting element, a first transistor including a gate connected to a first node, wherein the first transistor is connected between a second node and a third node, a second transistor including a gate connected to a first scan line, the second transistor is connected between a data line and the second node, and a storage capacitor connected between the first node and a first power voltage; the first transistor is reverse biased by a second scan signal applied to a second scan line; and a first scan signal applied to the first scan line is different from the second scan signal.
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Patent Agency Ranking
公开(公告)号：US10529284B2
公开(公告)日：2020-01-07
申请号：US15851618
申请日：2017-12-21
Applicant: Samsung Display Co., Ltd.
Inventor： Gun Woo Yang , Gi Chang Lee , Won Jun Lee , Won Gyun Kim
IPC: G09G3/3233 , G09G3/3266 , G09G3/3275 , H01L27/32 , H01L27/12
Abstract: A pixel capable of improving display quality may include an organic light emitting diode, a first transistor configured to control, in response to a voltage of a first node, current flowing from a first driving power source to a second driving power source via the organic light emitting diode, a second transistor coupled between the first node and a second electrode of the first transistor, and configured to be turned on when a scan signal is supplied to a scan line, a storage capacitor coupled between an initialization power source and the first node, a first capacitor coupled between the second electrode of the first transistor and a data line, and a second capacitor coupled between the first node and the second electrode of the first transistor. A display including such pixels also is disclosed.
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公开(公告)号：US20160358938A1
公开(公告)日：2016-12-08
申请号：US14991861
申请日：2016-01-08
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Gi Chang Lee , In Soo Wang , Yong Soo Lee
CPC classification number: H01L27/124 , H01L27/0288 , H01L27/0296 , H01L27/1259 , H01L27/3262 , H01L27/3276 , H01L2227/323
Abstract: A display device having a display area and a non-display area includes a substrate, a pixel at the display area, a signal line on the substrate and electrically connected to the pixel, and a static electricity prevention capacitor at the non-display area and including a lower pattern having a first region and a second region that have different electrical conductivities from each other, an insulating layer on the lower pattern, and an upper pattern including a portion of the signal line and overlapping the first region of the lower pattern in a plan view.
Abstract translation: 具有显示区域和非显示区域的显示装置包括基板，显示区域上的像素，基板上的电连接并与像素电连接的信号线，以及非显示区域处的防静电电容器， 包括具有彼此具有不同电导率的第一区域和第二区域的下部图案，下部图案上的绝缘层，以及包括信号线的一部分并且与下部图案的第一区域重叠的上部图案 一个平面图。
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公开(公告)号：US12033585B1
公开(公告)日：2024-07-09
申请号：US18236862
申请日：2023-08-22
Inventor： Kyung Ho Kim , Yi Kyoung You , Kee Chan Park , Sang Yong No , Gi Chang Lee
IPC: G09G3/3266 , G09G3/3233
CPC classification number: G09G3/3266 , G09G3/3233 , G09G2310/08 , G09G2330/028
Abstract: A scan signal driver includes: a plurality of stages configured to be driven by dividing a first frame period into a display period and a sensing period, and to sequentially output scan signals at the display period, wherein each of the plurality of stages comprises: an output control circuit; and a memory control circuit, wherein the scan driver is configured to: irregularly set a specific stage of the plurality of stages at a display period every frame; control the specific stage to: store a voltage by using the memory control circuit; and output a sensing signal by using the stored voltage at a sensing period, and the memory control circuit includes: a second memory transistor configured to electrically connect an M node with an I node; and a third memory transistor configured to electrically connect the output control circuit with the I node.
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9.发明授权公开(公告)号：US11417266B2
公开(公告)日：2022-08-16
申请号：US16944940
申请日：2020-07-31
Applicant: Samsung Display Co., LTD.
Inventor： Gi Chang Lee
Abstract: According to various disclosed examples, a pixel that includes micro light-emitting elements is disclosed as well as a display device that includes such micro light-emitting elements. By way of example, a pixel may include a first electrode and a second electrode spaced apart from each other with light-emitting elements electrically connected to the first electrode and the second electrode. In addition, a first pixel circuit may be connected to a first power source with the first pixel circuit generating a driving current based on a scan signal and a data signal. Further, the pixel may include a first selection circuit that, based on a first selection signal, controls an electrical connection between the first pixel circuit and the first electrode and an electrical connection between a second power source and the second electrode.
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公开(公告)号：US10339862B2
公开(公告)日：2019-07-02
申请号：US15162701
申请日：2016-05-24
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Zi Yeon Yoon , In Soo Wang , Gi Chang Lee
IPC: G09G3/3233 , G09G3/3275 , G09G3/3266
Abstract: A pixel includes a first transistor, a second transistor, a third transistor, and a capacitor. The first transistor connects a first power source to a light emitter based on a first control signal. The second transistor connects a pixel circuit to the light emitter. The third transistor connects a second power source to the pixel circuit based on a second control signal. The capacitor is a MOS capacitor having a first electrode connected to receive the second control signal and a second electrode connected to the second transistor.
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