公开(公告)号：US10210837B2

公开(公告)日：2019-02-19

申请号：US16120013

申请日：2018-08-31

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yong-Koo Her ,  Jin Jeon ,  Kee-Han Uh ,  Yong-Je Jeon ,  Yong-Han Park

IPC: G09G3/36 ,  G02F1/1345 ,  G02F1/1362

Abstract: A display apparatus includes a first substrate, a second substrate, and a driver chip. The first substrate includes a plurality of gate lines disposed in the display area and extended in a first direction, a plurality of data lines disposed on a gate insulating layer insulating the gate lines and extended in a second direction substantially perpendicular to the first direction, and a gate driving circuit section disposed in the first peripheral area adjacent to first ends of the gate lines. The second substrate is opposite to the first substrate. A liquid crystal is interposed between the first and second substrates. The driver chip is disposed in the second peripheral area adjacent to second ends of the gate lines opposite to the first ends so that the width of the upper and lower portions of the display area may be decreased.

公开(公告)号：US20160125829A1

公开(公告)日：2016-05-05

申请号：US14994739

申请日：2016-01-13

Applicant: Samsung Display Co., LTD.

Inventor： Jin Jeon ,  Hyung Guel Kim ,  Dong Hwan Kim

IPC: G09G3/36

CPC classification number: G09G3/3692 ,  G06F3/1423 ,  G09G3/3225 ,  G09G3/3648 ,  G09G3/3677 ,  G09G3/3688 ,  G09G2300/0408 ,  G09G2300/0426 ,  G09G2300/0842 ,  G09G2310/0251 ,  G09G2310/0281 ,  G11C19/28

Abstract: A liquid crystal display apparatus including a gate driving circuit disposed on a liquid crystal display is provided. The apparatus further includes a data driving chip, disposed on the liquid crystal display panel, to apply data driving signals to data lines. The gate driving circuit includes a plurality of stages connected to one another in parallel. The odd-numbered stages of the stages each apply gate driving signals to odd-numbered gate lines of the gate lines, in response to a first clock signal and the even-numbered stages of the stages each apply the gate driving signals to even-numbered gate lines of the gate lines, in response to a second clock signal having an opposite phase from a phase of the first clock signal.

Abstract translation: 提供一种包括设置在液晶显示器上的栅极驱动电路的液晶显示装置。 该装置还包括设置在液晶显示面板上的数据驱动芯片，以向数据线施加数据驱动信号。 栅极驱动电路包括并联连接的多个级。 级的奇数级分别将栅极驱动信号施加到栅极线的奇数栅极线，响应于第一时钟信号，并且级的偶数级将栅极驱动信号施加到偶数编号 响应于具有与第一时钟信号的相位相反的相位的第二时钟信号，栅极线的栅极线。

公开(公告)号：US09330601B2

公开(公告)日：2016-05-03

申请号：US14446121

申请日：2014-07-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seung-Kyu Lee ,  Jin Jeon ,  Ki-Myeong Eom ,  Ji-Hye Kim

IPC: G09G3/30 ,  G09G3/32

CPC classification number: G09G3/3258 ,  G09G3/3233 ,  G09G3/3266 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/0254 ,  G09G2320/045 ,  G09G2330/028 ,  G09G2360/08

Abstract: A method of driving a display device includes: applying a first voltage at the first transistor to turn on the first transistor; maintaining the first voltage at the first transistor; applying a second voltage lower than the first voltage at the first transistor; wherein the applying of the first voltage comprises switching the fourth transistor according to the second scan signal to couple the gate electrode of the first transistor to the third power source, and switching the fifth transistor according to the light emission control signal to couple the first electrode of the first transistor to the first power source, and the applying of the second voltage comprises switching the second transistor according to the first scan signal to couple the first electrode of the first transistor to the data line, and switching the third transistor according to the first scan signal to diode-couple the first transistor.

Abstract translation: 驱动显示装置的方法包括：在第一晶体管施加第一电压以接通第一晶体管; 保持第一晶体管的第一电压; 在第一晶体管处施加低于第一电压的第二电压; 其中施加所述第一电压包括根据所述第二扫描信号切换所述第四晶体管以将所述第一晶体管的栅电极耦合到所述第三电源，以及根据所述发光控制信号切换所述第五晶体管以将所述第一电极 并且施加所述第二电压包括根据所述第一扫描信号切换所述第二晶体管以将所述第一晶体管的所述第一电极耦合到所述数据线，并且根据所述第一晶体管切换所述第二晶体管 第一扫描信号以二极管耦合第一晶体管。

公开(公告)号：US11935471B2

公开(公告)日：2024-03-19

申请号：US17688838

申请日：2022-03-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yong Jae Kim ,  Jin Jeon ,  Chul Kyu Kang

IPC: G09G3/3208 ,  G09G3/3233 ,  G09G3/3266 ,  H10K50/805 ,  H10K59/131

CPC classification number: G09G3/3233 ,  G09G3/3266 ,  H10K50/805 ,  H10K59/131 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/0251 ,  G09G2310/0262 ,  G09G2310/0264 ,  G09G2340/0435

Abstract: An organic light emitting display device driven at a first driving frequency or a second driving frequency lower than the first driving frequency includes pixels coupled to first scan lines, second scan lines, and data lines, a first scan driver configured to supply scan signals to the first scan lines during a first period and a second period in one frame period, when the organic light emitting display device is driven at the second driving frequency, a second scan driver configured to supply scan signals to the second scan lines during the first period, when the organic light emitting display device is driven at the second driving frequency, and a data driver configured to supply a data signal to the data lines during the first period.

公开(公告)号：US11910675B2

公开(公告)日：2024-02-20

申请号：US17811976

申请日：2022-07-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yoonjong Cho ,  Donghwi Kim ,  Jin Jeon

IPC: H10K59/131 ,  H01L29/786 ,  H01L27/12 ,  H10K50/80 ,  H10K50/88 ,  H10K59/121

CPC classification number: H10K59/131 ,  H01L27/124 ,  H01L27/1225 ,  H01L27/1255 ,  H01L29/7869 ,  H01L29/78651 ,  H10K50/80 ,  H10K50/88 ,  H10K59/1213 ,  H10K59/1315

Abstract: A display device includes a first thin-film transistor (TFT) including a first semiconductor layer including silicon semiconductor and a first gate electrode insulated from the first semiconductor layer, a first interlayer insulating layer covering the first gate electrode, a second TFT arranged on the first interlayer insulating layer and including a second semiconductor layer including oxide semiconductor and a second gate electrode insulated from the second semiconductor layer, a second interlayer insulating layer covering the second gate electrode, a first power supply voltage line arranged on the second interlayer insulating layer, a first planarization layer covering the first power supply voltage line, and a data line arranged on the first planarization layer and at least partially overlapping the first power supply voltage line.

公开(公告)号：US20230363213A1

公开(公告)日：2023-11-09

申请号：US18219828

申请日：2023-07-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Injun BAE ,  Chulho Kim ,  Yunhwan Park ,  Jin Jeon ,  Beohmrock Choi

IPC: H10K59/124 ,  H10K59/123 ,  H10K59/131

CPC classification number: H10K59/124 ,  H10K59/123 ,  H10K59/131 ,  H10K59/10

Abstract: A display apparatus includes: a substrate including a display area and a sensor area, wherein the display area includes a first pixel, and the sensor area includes a second pixel and a transmission portion; a sensor configured to transmit a signal through the substrate via the transmission portion, wherein the second pixel includes second thin-film transistor including a semiconductor layer, and wherein a blocking layer is disposed between the sensor and the second thin-film transistor, wherein the blocking layer covers the semiconductor layer.

公开(公告)号：US11631726B2

公开(公告)日：2023-04-18

申请号：US17545840

申请日：2021-12-08

Applicant: Samsung Display Co., Ltd.

Inventor： Injun Bae ,  Donghwi Kim ,  Chulho Kim ,  Woori Seo ,  Jin Jeon

IPC: H01L27/32 ,  H01L51/56

Abstract: A display panel includes a substrate, a transistor on the substrate, a storage capacitor on the substrate and electrically connected to the transistor, a metal layer between the substrate and the transistor, a first insulating layer on the metal layer and having a first contact hole, and a wiring connected to the metal layer through the first contact hole, wherein the first insulating layer having a first hole apart from the transistor.

公开(公告)号：US11580897B2

公开(公告)日：2023-02-14

申请号：US17526086

申请日：2021-11-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Na Young Kim ,  Dong Hwi Kim ,  Jin Jeon

IPC: G09G3/32

Abstract: A display device includes: a pixel unit having a plurality of pixels; a timing controller supplying respective scan start signals to a plurality of scan drivers and an emission start signal to an emission driver, in response to synchronization signals supplied from the outside; the emission driver supplying an emission signal to emission control lines connected to the pixels based on the emission start signal; the scan drivers supplying scan signals to the scan lines connected to the pixels based on the scan start signal; and a data driver supplying a data signal to data lines connected to the pixels, and at least one of a frequency of the emission start signal and frequencies of the scan start signals may be a first frequency that is determined independently of a driving frequency when the driving frequency is less than or equal to a threshold value.

公开(公告)号：US11568809B2

公开(公告)日：2023-01-31

申请号：US17137794

申请日：2020-12-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Hwi Kim ,  Na Young Kim ,  Chul Ho Kim ,  Wang Jo Lee ,  Jin Jeon

IPC: G09G3/3233 ,  G09G3/3275 ,  G09G3/3266 ,  H01L27/32 ,  H01L27/12

Abstract: A pixel circuit includes first to fifth transistors, a capacitor, and a light emitting element. The first transistor is coupled between first and second power lines, and includes a gate electrode coupled to a first node and a back-gate electrode coupled to a second node. The second transistor is coupled between a data line and the first node, and includes a gate electrode coupled to a first scan line. The third transistor is coupled between a third power line and the first node, and includes a gate electrode coupled to a reference scan line. The fourth transistor is coupled between a second node and a fourth power line, and includes a gate electrode coupled to a second scan line. The fifth transistor is coupled between a first power line and the one electrode of the first transistor, and includes a gate electrode coupled to a light-emitting control line.

公开(公告)号：US11557254B2

公开(公告)日：2023-01-17

申请号：US16984010

申请日：2020-08-03

Applicant: Samsung Display Co., Ltd.

Inventor： Na-Young Kim ,  Dong-Hwi Kim ,  Chul Ho Kim ,  Yun Hwan Park ,  Jin Jeon ,  Hyun Wook Choi

IPC: G09G3/3208 ,  G09G3/3266

Abstract: A pixel of an OLED display device includes a capacitor coupled between first and second nodes, first and second transistors, each including a gate receiving a respective initialization signal, a first terminal receiving a first power supply voltage, and a second terminal coupled to the capacitor, a third transistor including a first terminal coupled to a data line and a second terminal coupled to the first node, a fourth transistor including a gate coupled to the second node, a first terminal receiving the first power supply voltage, and a second terminal coupled to a third node, a fifth transistor including a first terminal coupled to the third node and a second terminal coupled to the second node, sixth and seventh transistors receiving a scan signal, eighth and ninth transistors receiving an emission signal, and an OLED.