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公开(公告)号:US20200012135A1
公开(公告)日:2020-01-09
申请号:US16571524
申请日:2019-09-16
Applicant: Samsung Display Co., Ltd.
Inventor: Seong Mo HWANG , Jin Woo PARK
IPC: G02F1/1333 , G02F1/1337 , G02F1/1343 , G02F1/1362
Abstract: A liquid crystal display panel including a first substrate, a second substrate, and a liquid crystal layer disposed between the first substrate and the second substrate. The first substrate includes a first base substrate, a thin film transistor disposed on the first base substrate, a color filter disposed on the first base substrate, and a first alignment layer disposed on the thin film transistor and the color filter. The second substrate includes a second base substrate, a second alignment layer disposed on a first surface of the second base substrate, a touch electrode disposed on a second surface of the second base substrate, a connecting electrode disposed on the second surface, and a connecting line disposed on the second surface. The first surface faces the first substrate, and the second surface is opposite to the first surface. The touch electrode includes a crystallized indium tin oxide.
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公开(公告)号:US20140085288A1
公开(公告)日:2014-03-27
申请号:US13740668
申请日:2013-01-14
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Utah CHOI , Soon Kyoung KWON , Jin Woo PARK , Hyo-Chul LEE , Young Soo CHOI
IPC: G09G3/36
CPC classification number: G09G3/3648 , G09G3/3614
Abstract: A display device includes a display panel including a gate line, a data line, and a pixel connected to the gate line and the data line, a signal controller generating control signals for driving the display panel including a data load timing signal, a gate driver applying a gate voltage to the gate line, and a data driver applying a data voltage to the data line according to the data load timing signal received from the signal controller, wherein the data load timing signal includes a first load signal pulse and a different second load signal pulse, and where a width of the second load signal pulse is larger than a width of the first load signal pulse.
Abstract translation: 显示装置包括:显示面板,包括栅极线,数据线,连接到栅极线和数据线的像素;信号控制器,产生用于驱动显示面板的控制信号,包括数据加载定时信号,栅极驱动器 对栅极线施加栅极电压,以及数据驱动器,根据从信号控制器接收到的数据负载定时信号向数据线施加数据电压,其中数据负载定时信号包括第一负载信号脉冲和不同的第二负载信号脉冲 负载信号脉冲,第二负载信号脉冲的宽度大于第一负载信号脉冲的宽度。
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公开(公告)号:US20240241600A1
公开(公告)日:2024-07-18
申请号:US18239225
申请日:2023-08-29
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Seung Rok LEE , Jin Woo PARK , Tae Joon KIM , Jung Mok PARK , II Ho LEE
IPC: G06F3/041
CPC classification number: G06F3/0418 , G06F3/0412
Abstract: A touch test device for a display device, includes a loading unit receiving a display device. The display device includes a touch sensing unit having driving electrodes and sensing electrodes. A touch driving circuit driving the driving electrodes and the sensing electrodes and detecting touch signal data for the driving electrodes, sensing signal data for the sensing electrodes, and touch data of touch nodes positioned at intersections between the driving electrodes and the sensing electrodes. A test processing circuit calculates parameter values inversely proportional to resistance deviations of the driving electrodes and the sensing electrodes, performs an arithmetic operation on the parameter values and the touch data of the touch nodes to provide corrected touch data, and detects defects in the driving electrodes and the sensing electrodes according to a result of comparing and analyzing the corrected touch data.
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公开(公告)号:US20230359303A1
公开(公告)日:2023-11-09
申请号:US18174523
申请日:2023-02-24
Applicant: Samsung Display Co., LTD.
Inventor: Jin Woo PARK , Min Hong KIM , Tae Joon KIM , Il Ho LEE , Wan Kee JUN
IPC: G06F3/041 , G06F3/044 , G09G3/3266
CPC classification number: G06F3/04166 , G06F3/0412 , G06F3/0446 , G09G3/3266 , G09G2310/0267
Abstract: A touch detection module, includes: a plurality of driving electrodes arranged side by side; a plurality of sensing electrodes staggered with respect to the driving electrodes; and a touch driving circuit configured to supply touch driving signals to the plurality of driving electrodes and to detect touch detection signals through the plurality of sensing electrodes to identify touch position coordinates, wherein the touch driving circuit is configured: to vary frequency modulation parameter set values in response to a change in a frequency of reference clocks, and to generate and supply a frequency of the touch driving signals by using the reference clocks and a varied frequency modulation parameter set value.
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公开(公告)号:US20210341778A1
公开(公告)日:2021-11-04
申请号:US17372956
申请日:2021-07-12
Applicant: Samsung Display Co., Ltd.
Inventor: Hyun-Chol BANG , Won Kyu KWAK , Dong Wook KIM , Jin Woo PARK , Sun-Ja KWON
IPC: G02F1/1368 , G02F1/1362
Abstract: A display device includes a first display area including a plurality of first pixel areas and a second display area including a plurality of second pixel areas and a plurality of light transmitting areas. Each of the plurality of first pixel areas includes at least one first pixel to display an image. Each of the plurality of second pixel areas includes at least one second pixel to display the image. The light transmitting area does not include a pixel capable of displaying the image and has higher light transmittance than the second pixel area. In the second display area, at least one of the plurality of light transmitting areas is between two second pixel areas adjacent in a first direction, and at least one of the plurality of light transmitting areas is between two second pixel areas adjacent in a second direction different from the first direction.
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公开(公告)号:US20180233542A1
公开(公告)日:2018-08-16
申请号:US15948088
申请日:2018-04-09
Applicant: Samsung Display Co., Ltd.
Inventor: Su Hyuk CHOI , Jin Woo PARK , Ho Youn KIM , Hyun Chul OH , Ung Soo LEE , Jun Young LEE , Hyun Soo JUNG
CPC classification number: H01L27/323 , H01L27/3276 , H01L51/0097 , H01L51/5203 , H01L51/5246 , H01L51/5256 , H01L51/56 , Y02E10/549
Abstract: A display device includes a first substrate including a first area and a second area, light emitting elements arranged in the first area, connecting pads arranged in the second area, a thin film encapsulation layer arranged on the light emitting elements, a second substrate including a third area and a fourth area, sensing pads arranged in the fourth area, a touch sensor layer including sensing electrodes arranged in the third area and sensing lines connected between the sensing electrodes and the sensing pads, an interlayer arranged between the thin film encapsulation layer and the touch sensor layer, and a conductive member connected between the connecting pads and the sensing pads.
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公开(公告)号:US20160064699A1
公开(公告)日:2016-03-03
申请号:US14707263
申请日:2015-05-08
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Jin Woo PARK , Wonjun SONG , Jihwan YOON , Myungjong JUNG , Keon Ha CHOI
CPC classification number: H01L51/56 , H01L51/0005 , H01L51/0008 , H01L51/5016 , H01L51/508 , H01L51/5092 , H01L2251/5384
Abstract: An organic light emitting diode and a deposition system, the organic light emitting diode including a hole injection electrode; an electron injection electrode; and an electron transport layer between the hole injection electrode and the electron injection electrode, wherein the electron transport layer includes a first subsidiary layer formed of an electron injection material; and a second subsidiary layer formed by co-depositing the electron injection material and an electron transport material.
Abstract translation: 有机发光二极管和沉积系统,有机发光二极管包括空穴注入电极; 电子注入电极; 以及空穴注入电极和电子注入电极之间的电子传输层,其中电子传输层包括由电子注入材料形成的第一辅助层; 以及通过共沉积电子注入材料和电子传输材料形成的第二辅助层。
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公开(公告)号:US20240220044A1
公开(公告)日:2024-07-04
申请号:US18211487
申请日:2023-06-19
Applicant: Samsung Display Co., Ltd.
Inventor: Min Hong KIM , Tae Joon KIM , Jung Mok PARK , Jin Woo PARK , Hyun Wook CHO
CPC classification number: G06F3/0416 , G09G3/2096 , G09G2300/0842
Abstract: According to an embodiment of the disclosure, a display device includes a sensor driver receiving firmware from an host in which the firmware is stored, the sensor driver including a second memory storing the firmware supplied from the host and initialized when a reset signal is supplied from the host, and a sensing unit for supplying a recovery signal corresponding to an abnormal state of the sensor driver to the host while sensing at least one of an internal voltage and a clock signal of the sensor driver.
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公开(公告)号:US20230395032A1
公开(公告)日:2023-12-07
申请号:US18453290
申请日:2023-08-21
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Chul Kyu KANG , Yong Sung PARK , Jin Woo PARK , Dong Sun LEE
IPC: G09G3/3266 , G09G3/3291 , G11C19/28
CPC classification number: G09G3/3266 , G09G3/3291 , G11C19/28 , G09G2310/0202 , G09G2310/0286
Abstract: A circuit stage including a first transistor including a first electrode and a gate electrode, the first electrode being coupled to a first input terminal and the gate electrode being coupled to a second input terminal configured to receive a first clock signal, an output circuit coupled to the second input terminal and a second power input terminal, an input circuit coupled to a second electrode of the first transistor and to a third input terminal, the third input terminal being configured to receive a first control clock signal, the input circuit being configured to control voltages of the second node and a third node, a first driving circuit coupled to a first power input terminal and to a fourth input terminal configured to receive a second control clock signal, and a second driving circuit coupled to the fourth input terminal and the third node.
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公开(公告)号:US20230393694A1
公开(公告)日:2023-12-07
申请号:US18236917
申请日:2023-08-22
Applicant: Samsung Display Co., Ltd.
Inventor: In Cheol KIM , Il Ho LEE , Byoung Won CHOI , Jin Woo PARK
IPC: G06F3/044
CPC classification number: G06F3/0443
Abstract: A touch screen panel including a substrate having an effective area and a pad area, sensing electrodes disposed in the effective area, pads disposed in the pad area, wirings connecting the sensing electrodes and the pads, respectively, the wirings each having different lengths, and an electrostatic dispersion pad disposed adjacent to a sensing electrode disposed closest to the pad area among the sensing electrodes.
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