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公开(公告)号：US20220156912A1
公开(公告)日：2022-05-19
申请号：US17344151
申请日：2021-06-10
Applicant: Samsung Display Co., LTD.
Inventor： Yu Jin LEE , Yul Kyu LEE
Abstract: A display panel includes a substrate including a display area in which elements used for display are disposed and a peripheral area, and an inspection element group disposed in the peripheral area of the substrate, where the inspection element group includes defects that are repeatedly disposed.
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公开(公告)号：US20150160519A1
公开(公告)日：2015-06-11
申请号：US14540062
申请日：2014-11-13
Applicant: Samsung Display Co., Ltd.
Inventor： Young Je CHO , Sung Man KIM , Yu Jin LEE
IPC: G02F1/1343 , G02F1/1362 , G02F1/1368 , G02F1/1333 , G02F1/1339
Abstract: A liquid crystal display includes a first substrate, a plurality of signal lines on the first substrate, a first insulating layer positioned on the plurality of signal lines, a first electrode positioned on the first insulating layer, a second insulating layer positioned on the first electrode, a second electrode positioned on the second insulating layer, a second substrate facing the first substrate, a first spacer and a second spacer positioned between the first substrate and the second substrate, and a first cutout and a second cutout which are defined in the second electrode and the second insulating layer, respectively, and partially overlap the plurality of signal lines, where the second spacer overlaps the first cutout and the second cutout.
Abstract translation: 液晶显示器包括第一基板，第一基板上的多条信号线，位于多条信号线上的第一绝缘层，位于第一绝缘层上的第一电极，位于第一电极上的第二绝缘层 位于所述第二绝缘层上的第二电极，面对所述第一基板的第二基板，位于所述第一基板和所述第二基板之间的第一间隔件和第二间隔件，以及限定在所述第二绝缘层中的第二绝缘体 电极和第二绝缘层，并且部分地与多条信号线重叠，其中第二间隔物与第一切口和第二切口重叠。
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公开(公告)号：US20250089418A1
公开(公告)日：2025-03-13
申请号：US18817101
申请日：2024-08-27
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Ki Chang EOM , Gwang Geun LEE , Ki Seong SEO , Yu Jin LEE , Jung An LEE
Abstract: A display device and a method of manufacturing a display device are disclosed. A display device includes a planarization layer including a first planarization part on a substrate, and a second planarization part and a third planarization part on the first planarization part, a first pad electrode on the second planarization part, and a second pad electrode on the third planarization part, an organic pattern layer on the first pad electrode and the second pad electrode, a light emitting element on the organic pattern layer, a partition wall, a reflective layer on a side of the partition wall and the first planarization part, a first auxiliary connection electrode connecting the second semiconductor layer and the first pad electrode, and a second auxiliary connection electrode connecting the first semiconductor layer and the second pad electrode, and the planarization layer has an undercut shape.
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公开(公告)号：US20250085819A1
公开(公告)日：2025-03-13
申请号：US18956967
申请日：2024-11-22
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Tae Gyun KIM , Hee Rim SONG , Dong Hoon LEE , Yu Jin LEE
Abstract: A display device includes: a base layer; a circuit layer provided on the base layer, the circuit layer including pixel circuits and sensor circuits; a pixel element layer provided on the circuit layer, the pixel element layer including light emitting elements respectively connected to the pixel circuits and light receiving elements respectively connected to the sensor circuits; an encapsulation layer covering the pixel element layer; and a touch sensing layer on the encapsulation layer, the touch sensing layer including a conductive pattern forming touch electrodes for sensing a touch. The light emitting elements include light emitting layers, and the light receiving elements include light receiving layers. The conductive pattern includes main patterns respectively surrounding the light receiving layers in a closed form.
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公开(公告)号：US20240405178A1
公开(公告)日：2024-12-05
申请号：US18673002
申请日：2024-05-23
Applicant: Samsung Display Co., LTD.
Inventor： Yu Jin LEE , Hui Won YANG , Sun PARK
IPC: H01L33/62 , H01L25/075 , H01L25/16 , H01L33/38
Abstract: A display device may include: a substrate having a display area and a non-display area, and including a first surface and a second surface facing away from each other in a thickness direction of the substrate, and a side surface connecting the first and second surfaces; a light emitting element on the first surface of the substrate in the display area; a pad electrode on the first surface of the substrate in the non-display area; an intermediate electrode on the second surface of the substrate in the display area; and a side connection line on the side surface, and electrically connected to each of the pad electrode and the intermediate electrode. The pad electrode may include a first pad electrode and a second pad electrode. Opposite side surfaces of the second pad electrode may have the same inclination angles as opposite side surfaces of the first pad electrode.
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Patent Agency Ranking
公开(公告)号：US20230386412A1
公开(公告)日：2023-11-30
申请号：US18232361
申请日：2023-08-10
Applicant: Samsung Display Co., Ltd.
Inventor： Yu Jin LEE , Mu Kyung JEON , Mee Hye JUNG , Hee Jean PARK
IPC: G09G3/3266 , H10K59/131 , H10K59/124 , G09G3/3233
CPC classification number: G09G3/3266 , H10K59/131 , H10K59/124 , G09G2300/0804 , G09G2320/0233 , G09G3/3233 , G09G2300/0809 , G09G2310/0202 , G09G2300/0426
Abstract: Embodiments of the present disclosure relates to a display device. According to an embodiment of the disclosure, a display device includes a substrate including a first display region and a second display region surrounding the first display region, a first pixel disposed in the first display region, a second pixel disposed in the second display region, and scan stages which are disposed in the second display region and apply scan signals to the first pixel and the second pixel. The first pixel includes a first pixel driver including a first pixel transistor and a first pixel light-emitting device connected to the first pixel driver. The second pixel includes a second pixel driver including a second pixel transistor and a second pixel light-emitting device connected to the second pixel driver. The second pixel driver is disposed between scan stages adjacent to each other along a first direction.
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公开(公告)号：US20230343289A1
公开(公告)日：2023-10-26
申请号：US18108823
申请日：2023-02-13
Applicant: Samsung Display Co., LTD.
Inventor： Hee Rim SONG , Hee Jean PARK , Yu Jin LEE , Cheol Gon LEE , Mu Kyung JEON
IPC: H10K59/131 , G06V40/13 , H10K39/34 , G09G3/3233
CPC classification number: G09G3/3233 , G06V40/1318 , H10K39/34 , H10K59/131 , G09G2300/0426 , G09G2300/0819 , G09G2300/0842 , G09G2310/08 , G09G2360/14
Abstract: A display device includes display pixels each including a light emitting part including a light emitting element and a pixel driver applying a driving current to the light emitting element, and light sensing pixels each including a light sensing part including an optical element and a sensing driver, the sensing driver applying a sensing current to a sensing line according to a photocurrent of the optical element. The sensing driver includes a first sensing transistor controlling the sensing current flowing through the sensing line according to a voltage of a first electrode of the optical element, and a second sensing transistor initializing the first electrode of the optical element to a first level voltage. A channel layer of the first sensing transistor and a channel layer of the second sensing transistor are made of different materials.
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公开(公告)号：US20230343277A1
公开(公告)日：2023-10-26
申请号：US18217960
申请日：2023-07-03
Applicant: Samsung Display Co., Ltd.
Inventor： Cheol Gon LEE , Hee Jean PARK , Hee Rim SONG , Yu Jin LEE , Mu Kyung JEON
CPC classification number: G09G3/32 , G06V40/1318 , G09G2300/0413 , G09G2300/0809 , G09G2330/028
Abstract: A display device includes: pixel circuits arranged in a first direction on each of a first pixel row and a second pixel row; dummy sensor circuits arranged in a predetermined interval between the pixel circuits on the first pixel row; sensor circuits arranged in the interval between the pixel circuits on the second pixel row; light emitting elements disposed on the pixel circuits and connected to each of the pixel circuits; first light receiving elements on at least some of the pixel circuits of the first pixel row and the dummy sensor circuits; and second light receiving elements on at least some of the pixel circuits of the second pixel row and the sensor circuits. One of the sensor circuits is connected to at least two of the first light receiving elements and at least two of the second light receiving elements.
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公开(公告)号：US20230292560A1
公开(公告)日：2023-09-14
申请号：US18051951
申请日：2022-11-02
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： JUN HYUN PARK , Hyeong Seok KIM , Young Wan SEO , Yu Jin LEE , Cheol Gon LEE
IPC: H10K59/126 , G09G3/3233 , H01L27/12
CPC classification number: H10K59/126 , G09G3/3233 , H01L27/1248 , G09G2320/0233 , G09G2300/0426 , G09G2300/0809
Abstract: A display device includes a display panel having a general area including first subpixels, and a sensor area including second subpixels and light-transmitting area. Each of the first subpixels and the second subpixels includes a first active layer disposed on a substrate and formed of a first material, a first gate layer disposed on the first active layer, a second gate layer disposed on the first gate layer, a second active layer disposed on the second gate layer and formed of a second material different from the first material, a third gate layer disposed on the second active layer, and a light-blocking layer disposed between the substrate and the first active layer and overlapping the second active layer in a thickness direction.
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公开(公告)号：US20210256908A1
公开(公告)日：2021-08-19
申请号：US17070438
申请日：2020-10-14
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Jun Hyun PARK , Bon Yong KOO , Byung Chang YU , Yu Jin LEE , Kyung Hoon CHUNG
IPC: G09G3/3258 , G09G3/3266 , G09G3/3275
Abstract: A display device includes a display panel including a plurality of pixels, a timing controller which generates an emission start signal, an emission driver which supplies an emission control signal to the plurality of pixels based on the emission start signal received from the timing controller, a first scan driver which supplies a first scan signal to the plurality of pixels, a second scan driver which supplies a second scan signal to the plurality of pixels, and a data driver which supplies a data signal to the plurality of pixels. The timing controller adjusts a period in which the emission start signal is supplied based on a change of a driving frequency.
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