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公开(公告)号：US12254830B2
公开(公告)日：2025-03-18
申请号：US18521418
申请日：2023-11-28
Applicant: Samsung Display Co., Ltd.
Inventor： Junhyun Park , Jangmi Kang , Minjae Jeong , Meehye Jung
IPC: G09G3/3233
Abstract: A pixel includes: a light emitting diode; a first transistor; a first capacitor connected between a first node and a gate electrode of the first transistor; a second transistor including a first electrode electrically connected to the gate electrode of the first transistor, a second electrode and a gate electrode which receives a first scan signal; and a third transistor including a first electrode electrically connected to the second electrode of the second transistor, a second electrode electrically connected to a third voltage line, and a gate electrode which receives a second scan signal. During an initialization period, an initialization voltage provided from the third voltage line is provided to the gate electrode of the first transistor through the third and second transistors, and, when the initialization period is terminated, at least one of the second transistor and the third transistor is turned off.
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公开(公告)号：US12211430B2
公开(公告)日：2025-01-28
申请号：US18372618
申请日：2023-09-25
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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公开(公告)号：US11711954B2
公开(公告)日：2023-07-25
申请号：US17213661
申请日：2021-03-26
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Gyungsoon Park , Minjae Jeong , Keumnam Kim , Sehyoung Cho , Jongho Hong
IPC: H10K59/131 , G09G3/20 , G09G3/00 , H10K77/10 , H10K102/00
CPC classification number: H10K59/131 , G09G3/035 , G09G3/2003 , H10K77/111 , G09G2300/0426 , G09G2380/02 , H10K2102/311 , Y02E10/549
Abstract: A flexible display is disclosed. In one aspect, the display includes at least one first pattern including a plurality of display elements configured to display an image and extending in a first direction. The display device also includes at least one second pattern extending in a second direction and overlapping at least a portion of the first pattern. The second pattern has a curved shape in the first direction and the second direction crosses the first direction. The first and second patterns form at least one cavity region defining a space therebetween and the first and second patterns form a mesh structure.
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公开(公告)号：US11665942B2
公开(公告)日：2023-05-30
申请号：US17665726
申请日：2022-02-07
Applicant: Samsung Display Co., Ltd.
Inventor： Minjae Jeong , Kyung-Hoon Kim , Meehye Jung
IPC: G09G3/3275 , H01L27/32 , H01L51/52 , H01L51/50 , G09G3/3225
CPC classification number: H01L27/3276 , G09G3/3225 , G09G3/3275 , H01L27/3246 , H01L27/3262 , H01L51/5012 , H01L51/5256 , G09G2300/0426 , G09G2300/0439
Abstract: A display apparatus includes a base substrate, a plurality of data lines disposed in a display area on the base substrate, wherein at least a portion of the data lines extend to a first peripheral area adjacent to the display area, a plurality of detour lines disposed in the display area, wherein at least a portion of the detour lines extend to the first peripheral area, and a data driver electrically connected to the data lines and the detour lines, wherein at least one of the data lines electrically contacts at least one of the detour lines in the first peripheral area.
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公开(公告)号：US11653542B2
公开(公告)日：2023-05-16
申请号：US17572922
申请日：2022-01-11
Applicant: Samsung Display Co., Ltd.
Inventor： Gyungsoon Park , Ilgon Kim , Minjae Jeong
CPC classification number: H01L27/3293 , H01L27/3244 , H01L27/3258 , H01L51/0097 , H01L51/5237 , H01L51/5246 , H01L51/5253 , H01L27/326 , H01L2251/5338 , Y02E10/549
Abstract: A display apparatus includes a substrate; a plurality of display units on the substrate, each including a thin film transistor including at least one inorganic layer, a passivation layer on the thin film transistor, and a display device electrically connected to the thin film transistor; and a plurality of encapsulation layers respectively encapsulating the plurality of display units. The substrate includes a plurality of islands spaced apart, a plurality of connection units connecting the plurality of islands, and a plurality of through holes penetrating through the substrate between the plurality of connection units. The plurality of display units are on the plurality of islands, respectively. The at least one inorganic layer and the passivation layer extend on the plurality of connection units. The passivation layer includes a trench exposing the at least one inorganic layer. The encapsulation layer contacts the at least one inorganic layer exposed via the trench.
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Patent Agency Ranking
公开(公告)号：US11373586B2
公开(公告)日：2022-06-28
申请号：US17078378
申请日：2020-10-23
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Minjae Jeong , Joonho Lee , Keechan Park , Kyunghoon Chung , Chongchul Chai
IPC: G09G3/32
Abstract: A display panel, a pixel circuit, and a display device are disclosed. The display panel includes sub-pixels and a driver driving the sub-pixels. Each sub-pixel includes: an emission element; a first transistor configured to generate a driving current; a constant current control circuit configured to receive a reference voltage and a bias voltage for setting a value of the driving current and including a first capacitor configured to store a first compensation voltage generated by adding a threshold voltage of the first transistor to a difference between the bias voltage and the reference voltage; and a pulse width control circuit configured to receive a data voltage used to determine an emission duration of the emission element and including a second transistor configured to control a pulse width of the driving current according to the data voltage and a second capacitor configured to store a second compensation voltage corresponding to a threshold voltage of the second transistor.
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公开(公告)号：USRE48895E1
公开(公告)日：2022-01-18
申请号：US16503971
申请日：2019-07-05
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Minjae Jeong , Gyungsoon Park , Jongho Hong
Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the display includes a stretchable substrate, a thin film transistor (TFT) formed over the stretchable substrate and including a plurality of electrodes, an OLED electrically connected to the TFT and including a plurality of electrodes, and a plurality of interconnection lines connected to the electrodes of the OLED and the TFT. At least one of the interconnection lines is configured to move in a stretching direction and rotate an electrode selected from the electrodes of the OLED and the TFT connected to the at least one interconnection line.
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公开(公告)号：US11158267B2
公开(公告)日：2021-10-26
申请号：US16810041
申请日：2020-03-05
Applicant: Samsung Display Co., Ltd.
Inventor： Minjae Jeong , Gyung Soon Park , Chong Chul Chai , Jaeyong Jang
IPC: G09G3/3291 , H01L27/32
Abstract: A display device includes a data driving circuit disposed in a non-display area and including output terminals for outputting a data voltage to the data-lines, a first fan-out line disposed in the non-display area and including a first end connected to an output terminal corresponding to a data line in a first-area of a display area and a second end connected to a first contact portion disposed in an area adjacent to an end of the data driving circuit, a second fan-out line disposed in the non-display-area and including a first end connected to an output terminal corresponding to a data-line in a second area of the display-area and a second end connected to the data-line in the second-area, and a bypass fan-out line disposed in the non-display area and the display area and including a first end connected to the first contact portion and a second end connected to the data-line in the first area.
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公开(公告)号：US20190245027A1
公开(公告)日：2019-08-08
申请号：US16384340
申请日：2019-04-15
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Gyungsoon Park , Minjae Jeong , Keumnam Kim , Sehyoung Cho , Jongho Hong
CPC classification number: H01L27/3276 , G09G3/2003 , G09G2300/0426 , G09G2380/02 , H01L51/0097 , H01L2251/5338 , Y02E10/549
Abstract: A flexible display is disclosed. In one aspect, the display includes at least one first pattern including a plurality of display elements configured to display an image and extending in a first direction. The display device also includes at least one second pattern extending in a second direction and overlapping at least a portion of the first pattern. The second pattern has a curved shape in the first direction and the second direction crosses the first direction. The first and second patterns form at least one cavity region defining a space therebetween and the first and second patterns form a mesh structure.
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公开(公告)号：US20190140044A1
公开(公告)日：2019-05-09
申请号：US16181283
申请日：2018-11-05
Applicant: Samsung Display Co., Ltd.
Inventor： Gyungsoon Park , Ilgon Kim , Minjae Jeong
CPC classification number: H01L27/3293 , H01L27/3244 , H01L27/3258 , H01L27/326 , H01L51/0097 , H01L51/5237 , H01L51/5246 , H01L51/5253 , H01L2251/5338 , Y02E10/549
Abstract: A display apparatus includes a substrate; a plurality of display units on the substrate, each including a thin film transistor including at least one inorganic layer, a passivation layer on the thin film transistor, and a display device electrically connected to the thin film transistor; and a plurality of encapsulation layers respectively encapsulating the plurality of display units. The substrate includes a plurality of islands spaced apart, a plurality of connection units connecting the plurality of islands, and a plurality of through holes penetrating through the substrate between the plurality of connection units. The plurality of display units are on the plurality of islands, respectively. The at least one inorganic layer and the passivation layer extend on the plurality of connection units. The passivation layer includes a trench exposing the at least one inorganic layer. The encapsulation layer contacts the at least one inorganic layer exposed via the trench.
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