公开(公告)号：US20230005433A1

公开(公告)日：2023-01-05

申请号：US17931355

申请日：2022-09-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ki-Myeong Eom

IPC: G09G3/3266 ,  G09G3/3233 ,  G09G3/3258 ,  G09G3/3291 ,  H01L27/32 ,  H01Q9/04 ,  H01Q19/00 ,  H01Q19/13

Abstract: Provided is a scan driving circuit including a plurality of unit scan driving circuits, at least one of the plurality of unit scan driving circuits including: a first transistor configured to receive a prior scan signal in synchronization with a first clock signal and to respond to an enable level of the prior scan signal to output a second clock signal as a corresponding scan signal during one cycle of the first clock signal; a second transistor coupled between the first transistor and a first voltage; and a third transistor coupled to a gate of the second transistor and configured to be turned on by a first signal. A width of a first wire configured to transfer the first clock signal and a width of a second wire configured to transfer the second clock signal are larger than that of a third wire configured to transfer the first signal.

公开(公告)号：US20180197470A1

公开(公告)日：2018-07-12

申请号：US15911059

申请日：2018-03-02

Applicant: Samsung Display Co., Ltd.

Inventor： Mi-Hae Kim ,  Ki-Myeong Eom

IPC: G09G3/3225 ,  H01L27/32

CPC classification number: G09G3/3225 ,  G09G2300/0819 ,  G09G2300/0847 ,  G09G2310/0262 ,  G09G2320/0219 ,  G09G2320/045 ,  H01L27/3262 ,  H01L27/3265 ,  H01L27/3276

Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a data line disposed on a substrate and extended in a first direction, a power line disposed on the substrate and extended in the first direction, a scan signal line disposed on the substrate across the data line, an active layer formed over the substrate, wherein the active layer includes first to fourth regions, wherein the first and fourth regions are connected to each other through a connecting region, a first transistor including the active layer formed between the first region and the second region, a second transistor including the active layer formed between the third region and the fourth region, and wherein the active layer is extended from the first region, the organic light emitting diode is electrically coupled to the first transistor, and a storage capacitor including a first electrode and a second electrode formed over the first electrode, wherein the second electrode overlaps with at least of an area of the first electrode. The second electrode is extended to the connecting region and disposed between the active layer and a line extended in the first direction in the connecting area.

公开(公告)号：US20170243543A1

公开(公告)日：2017-08-24

申请号：US15589948

申请日：2017-05-08

Applicant: Samsung Display Co., Ltd.

Inventor： Ki-Myeong Eom

IPC: G09G3/3258 ,  G09G3/3266 ,  H01L27/32 ,  G09G3/3291

CPC classification number: G09G3/3258 ,  G09G3/3266 ,  G09G3/3291 ,  G09G2300/0426 ,  G09G2310/08 ,  G09G2330/023 ,  H01L27/124 ,  H01L27/3262 ,  H01L27/3279 ,  H01Q9/0407 ,  H01Q19/00 ,  H01Q19/13

Abstract: Provided is a scan driving circuit including a plurality of unit scan driving circuits, at least one of the plurality of unit scan driving circuits including: a first transistor configured to receive a prior scan signal in synchronization with a first clock signal and to respond to an enable level of the prior scan signal to output a second clock signal as a corresponding scan signal during one cycle of the first clock signal; a second transistor coupled between the first transistor and a first voltage; and a third transistor coupled to a gate of the second transistor and configured to be turned on by a first signal. A width of a first wire configured to transfer the first clock signal and a width of a second wire configured to transfer the second clock signal are larger than that of a third wire configured to transfer the first signal.

公开(公告)号：US09727297B2

公开(公告)日：2017-08-08

申请号：US14626776

申请日：2015-02-19

Applicant: Samsung Display Co., Ltd.

Inventor： Ki-Myeong Eom

IPC: G06F3/14 ,  G09G3/3275 ,  G09G3/00 ,  G09G3/3233 ,  G09G3/3208 ,  G09G3/3266

CPC classification number: G06F3/1423 ,  G09G3/003 ,  G09G3/3208 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3275 ,  G09G2300/0861 ,  G09G2310/0221 ,  G09G2310/0262

Abstract: A dual display and electronic device having the same are disclosed. In one aspect, the dual display includes first and display panels, first and second data drivers, first and second switches, and a power supply. The second data driver does not operate when a first emission driver disable control signal is transmitted to the second emission driver. The first data driver does not operate when a second emission driver disable control signal is transmitted to the first emission driver.

公开(公告)号：US20250014524A1

公开(公告)日：2025-01-09

申请号：US18895328

申请日：2024-09-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ki-Myeong Eom

IPC: G09G3/3266 ,  G09G3/3233 ,  G09G3/3258 ,  G09G3/3291 ,  H01L27/12 ,  H01Q9/04 ,  H01Q19/00 ,  H01Q19/13 ,  H10K59/121 ,  H10K59/131

Abstract: Provided is a scan driving circuit including a plurality of unit scan driving circuits, at least one of the plurality of unit scan driving circuits including: a first transistor configured to receive a prior scan signal in synchronization with a first clock signal and to respond to an enable level of the prior scan signal to output a second clock signal as a corresponding scan signal during one cycle of the first clock signal; a second transistor coupled between the first transistor and a first voltage; and a third transistor coupled to a gate of the second transistor and configured to be turned on by a first signal. A width of a first wire configured to transfer the first clock signal and a width of a second wire configured to transfer the second clock signal are larger than that of a third wire configured to transfer the first signal.

公开(公告)号：US11532270B2

公开(公告)日：2022-12-20

申请号：US17567824

申请日：2022-01-03

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Mi-Hae Kim ,  Ki-Myeong Eom

IPC: G09G3/3225 ,  H01L27/32

Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a data line disposed on a substrate and extended in a first direction, a power line disposed on the substrate and extended in the first direction, a scan signal line disposed on the substrate across the data line, an active layer formed over the substrate, wherein the active layer includes first to fourth regions, wherein the first and fourth regions are connected to each other through a connecting region, a first transistor including the active layer formed between the first region and the second region, a second transistor including the active layer formed between the third region and the fourth region, and wherein the active layer is extended from the first region, the organic light emitting diode is electrically coupled to the first transistor, and a storage capacitor including a first electrode and a second electrode formed over the first electrode, wherein the second electrode overlaps with at least of an area of the first electrode. The second electrode is extended to the connecting region and disposed between the active layer and a line extended in the first direction in the connecting area.

公开(公告)号：US11443697B2

公开(公告)日：2022-09-13

申请号：US17191607

申请日：2021-03-03

Applicant: Samsung Display Co., Ltd.

Inventor： Ki-Myeong Eom

IPC: G09G3/30 ,  G09G3/3266 ,  G09G3/3233 ,  G09G3/3258 ,  G09G3/3291 ,  H01L27/32 ,  H01Q9/04 ,  H01Q19/00 ,  H01Q19/13 ,  H01L27/12

Abstract: Provided is a scan driving circuit including a plurality of unit scan driving circuits, at least one of the plurality of unit scan driving circuits including: a first transistor configured to receive a prior scan signal in synchronization with a first clock signal and to respond to an enable level of the prior scan signal to output a second clock signal as a corresponding scan signal during one cycle of the first clock signal; a second transistor coupled between the first transistor and a first voltage; and a third transistor coupled to a gate of the second transistor and configured to be turned on by a first signal. A width of a first wire configured to transfer the first clock signal and a width of a second wire configured to transfer the second clock signal are larger than that of a third wire configured to transfer the first signal.

公开(公告)号：US10943538B2

公开(公告)日：2021-03-09

申请号：US15589948

申请日：2017-05-08

Applicant: Samsung Display Co., Ltd.

Inventor： Ki-Myeong Eom

IPC: G09G3/3258 ,  H01Q19/00 ,  H01Q19/13 ,  H01Q9/04 ,  G09G3/3266 ,  G09G3/3291 ,  H01L27/32 ,  H01L27/12

Abstract: Provided is a scan driving circuit including a plurality of unit scan driving circuits, at least one of the plurality of unit scan driving circuits including: a first transistor configured to receive a prior scan signal in synchronization with a first clock signal and to respond to an enable level of the prior scan signal to output a second clock signal as a corresponding scan signal during one cycle of the first clock signal; a second transistor coupled between the first transistor and a first voltage; and a third transistor coupled to a gate of the second transistor and configured to be turned on by a first signal. A width of a first wire configured to transfer the first clock signal and a width of a second wire configured to transfer the second clock signal are larger than that of a third wire configured to transfer the first signal.

公开(公告)号：US10692426B2

公开(公告)日：2020-06-23

申请号：US16384788

申请日：2019-04-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Mi-Hae Kim ,  Ki-Myeong Eom

IPC: G09G3/3225 ,  H01L27/32

Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a data line disposed on a substrate and extended in a first direction, a power line disposed on the substrate and extended in the first direction, a scan signal line disposed on the substrate across the data line, an active layer formed over the substrate, wherein the active layer includes first to fourth regions, wherein the first and fourth regions are connected to each other through a connecting region, a first transistor including the active layer formed between the first region and the second region, a second transistor including the active layer formed between the third region and the fourth region, and wherein the active layer is extended from the first region, the organic light emitting diode is electrically coupled to the first transistor, and a storage capacitor including a first electrode and a second electrode formed over the first electrode, wherein the second electrode overlaps with at least of an area of the first electrode. The second electrode is extended to the connecting region and disposed between the active layer and a line extended in the first direction in the connecting area.

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。