公开(公告)号：US20210272522A1

公开(公告)日：2021-09-02

申请号：US17325157

申请日：2021-05-19

Applicant: Samsung Display Co., Ltd.

Inventor： Tae Jin Kim ,  Gyu Su Lee ,  Myung Ho Lee

IPC: G09G3/3266 ,  G09G3/3258

Abstract: A display device includes a display part including an organic light emitting diode (OLED) connected to a pixel circuit connected to a scan line and a sensing scan line, a signal generator configured to generate at least one display output enable (OE) signal during an image display period; and generate at least one sensing OE signal during a sensing period; and a scan driver including a display scan signal terminal connected to the scan line and a sensing scan signal terminal connected to the sensing scan line, wherein the scan driver is configured to: generate a scan signal for turning on the switching transistor in response to the display OE signal during the image display period; and generate a sensing scan signal for turning on the sensing transistor in response to the sensing OE signal during the sensing period.

公开(公告)号：US11037499B2

公开(公告)日：2021-06-15

申请号：US16418937

申请日：2019-05-21

Applicant: Samsung Display Co., Ltd.

Inventor： Tae Jin Kim ,  Gyu Su Lee ,  Myung Ho Lee

IPC: G09G3/3266 ,  G09G3/3258 ,  G09G3/3233 ,  G09G3/3208 ,  G09G3/3275

Abstract: A display device includes a display part including an organic light emitting diode (OLED) connected to a pixel circuit connected to a scan line and a sensing scan line, a signal generator configured to generate at least one display output enable (OE) signal during an image display period; and generate at least one sensing OE signal during a sensing period; and a scan driver including a display scan signal terminal connected to the scan line and a sensing scan signal terminal connected to the sensing scan line, wherein the scan driver is configured to: generate a scan signal for turning on the switching transistor in response to the display OE signal during the image display period; and generate a sensing scan signal for turning on the sensing transistor in response to the sensing OE signal during the sensing period.

公开(公告)号：US10043441B2

公开(公告)日：2018-08-07

申请号：US15048475

申请日：2016-02-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Tae Jin Kim ,  Jong Soo Kim ,  Myoung Seop Song ,  Myung Ho Lee

IPC: G09G3/3208 ,  G09G3/3225

Abstract: A pixel including: an organic light emitting diode; a first transistor configured to control an amount of current that passes through the organic light emitting diode to flow to a second power from a first power that is connected to a first electrode of the first transistor corresponding to a voltage of a first node; a second transistor between a data line and the first node; a third transistor between the first node and a reference power; a fourth transistor between a second node and an initialization power, the second node being connected to an anode electrode of the organic light emitting diode; a first capacitor; and a second capacitor connected in series to the first capacitor, the first and second capacitors being between the first node and the first power.

公开(公告)号：US09858863B2

公开(公告)日：2018-01-02

申请号：US15172173

申请日：2016-06-03

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Tae Jin Kim ,  Hui Nam ,  Myung Ho Lee

IPC: G09G3/3233 ,  G09G3/3258 ,  G09G3/3266

CPC classification number: G09G3/3258 ,  G09G3/3233 ,  G09G3/3266 ,  G09G2300/0814 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/0251 ,  G09G2310/0262 ,  G09G2310/0278 ,  G09G2320/0214 ,  G09G2320/0233 ,  G09G2320/043

Abstract: During a period when an emission control signal is supplied to an emission control line connected to the pixel, a change in the voltage level of one node in the pixel, due to first leakage current through a first transistor and a second leakage current through a second transistor of the pixel, is compensated for by third leakage current through a third transistor in the pixel.

公开(公告)号：US11257438B2

公开(公告)日：2022-02-22

申请号：US17325157

申请日：2021-05-19

Applicant: Samsung Display Co., Ltd.

Inventor： Tae Jin Kim ,  Gyu Su Lee ,  Myung Ho Lee

IPC: G09G3/3266 ,  G09G3/3258 ,  G09G3/3275 ,  G09G3/3233 ,  G09G3/3208

Abstract: A display device includes a display part including an organic light emitting diode (OLED) connected to a pixel circuit connected to a scan line and a sensing scan line, a signal generator configured to generate at least one display output enable (OE) signal during an image display period; and generate at least one sensing OE signal during a sensing period; and a scan driver including a display scan signal terminal connected to the scan line and a sensing scan signal terminal connected to the sensing scan line, wherein the scan driver is configured to: generate a scan signal for turning on the switching transistor in response to the display OE signal during the image display period; and generate a sensing scan signal for turning on the sensing transistor in response to the sensing OE signal during the sensing period.

公开(公告)号：US10600368B2

公开(公告)日：2020-03-24

申请号：US16133447

申请日：2018-09-17

Applicant: Samsung Display Co., Ltd.

Inventor： Tae Jin Kim ,  Ja Kyoung Jin

IPC: G09G3/30 ,  G09G3/3266 ,  H01L51/52 ,  H01L27/32 ,  G09G3/3233 ,  G09G3/3258

Abstract: An organic light-emitting display device including a substrate on which a display area is provided, the display area including a central display area including a first pixel unit, a first edge display area extending from the central display area along a first direction, and a second edge display area including a second pixel unit and extending from the central display area along a second direction that intersects the first direction, and a first signal wiring unit overlapping with the first and second edge display areas, the first signal wiring unit being configured to provide a first scan signal having a first turn-on period to the first pixel unit and to provide a second scan signal having a second turn-on period to the second pixel unit, wherein the first edge display area is bent along a first bending line, which extends along the first direction.

公开(公告)号：US09552765B2

公开(公告)日：2017-01-24

申请号：US14272653

申请日：2014-05-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seung Woo Lee ,  Do Youb Kim ,  Tae Jin Kim

IPC: G09G3/3233 ,  G09G3/32

CPC classification number: G09G3/3233 ,  G09G2300/0804 ,  G09G2300/0819 ,  G09G2300/0852 ,  G09G2300/0861

Abstract: A pixel includes a switching transistor connected to a data line, a first circuit to control compensation of a first driving transistor, and a second circuit to control compensation of a second driving transistor. The first and second circuits are connected to the switching transistor. The first and second transistors are connected to respective organic light emitting diodes of a same pixel. Compensation of the first and second driving transistors is based on respective first and second subscan signals, which overlap periods of corresponding common scan signals to be received by the switching transistor.

Abstract translation: 像素包括连接到数据线的开关晶体管，用于控制第一驱动晶体管的补偿的第一电路和用于控制第二驱动晶体管的补偿的第二电路。 第一和第二电路连接到开关晶体管。 第一和第二晶体管连接到相同像素的相应有机发光二极管。 第一驱动晶体管和第二驱动晶体管的补偿基于相应的第一和第二副扫描信号，该信号与由开关晶体管接收的对应的公共扫描信号的周期重叠。

公开(公告)号：US11545538B2

公开(公告)日：2023-01-03

申请号：US17240702

申请日：2021-04-26

Applicant: Samsung Display Co., Ltd.

Inventor： Seung-Hwan Cho ,  Doo Hwan Kim ,  Tae Jin Kim ,  Tae Hyun Kim ,  Joo Sun Yoon ,  Min Jae Jeong ,  Jong Hyun Choi

IPC: H01L27/32 ,  G09G3/3233 ,  H01L51/52 ,  G09G3/32 ,  G09G3/3266 ,  G09G3/36 ,  H01L27/12

Abstract: A display panel includes a first substrate having a display area and a peripheral area. The display area includes pixels with first output wires connected to the pixels. A first driver is connected to the first output wires and positioned in the peripheral area at a first side of the display area. The first substrate includes a notch portion having a curved edge and the display area has a first display portion and a second display portion with the notch portion therebetween. At least one of the first output wires is a first main line at the first display portion, a second main line at the second display portion, and a first connecting line that is connected to the first main line and the second main line and is at the peripheral area between the first display portion and the second display portion.

公开(公告)号：US10515584B2

公开(公告)日：2019-12-24

申请号：US15018544

申请日：2016-02-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sung Yeon Cho ,  Hui Nam ,  Tae Jin Kim ,  Myung Ho Lee

IPC: G09G3/32 ,  G09G3/3233

Abstract: An organic light emitting display device including a scan driver configured to supply scan signals to scan lines, and configured to supply emission control signals to emission control lines, a data driver configured to supply data signals to data lines, pixels respectively including driving transistors configured to be initialized by a voltage of an initializing power source, an initializing power source generator configured to supply the voltage of the initializing power source to an initializing power source line commonly connected to the pixels, and a timing controller configured to control the scan driver, the data driver, and the initializing power source generator, wherein the initializing power source generator is configured to supply the initializing power source having different voltages during a first period in which the scan signals are supplied, and during a second period of a low frequency driving period in which the scan signals are not supplied.

公开(公告)号：US20190108793A1

公开(公告)日：2019-04-11

申请号：US16133447

申请日：2018-09-17

Applicant: Samsung Display Co., Ltd.

Inventor： Tae Jin Kim ,  Ja Kyoung Jin

IPC: G09G3/3266 ,  H01L27/32 ,  H01L51/52

Abstract: An organic light-emitting display device including a substrate on which a display area is provided, the display area including a central display area including a first pixel unit, a first edge display area extending from the central display area along a first direction, and a second edge display area including a second pixel unit and extending from the central display area along a second direction that intersects the first direction, and a first signal wiring unit overlapping with the first and second edge display areas, the first signal wiring unit being configured to provide a first scan signal having a first turn-on period to the first pixel unit and to provide a second scan signal having a second turn-on period to the second pixel unit, wherein the first edge display area is bent along a first bending line, which extends along the first direction.