公开(公告)号：US20240071316A1

公开(公告)日：2024-02-29

申请号：US18381950

申请日：2023-10-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kyong Tae PARK ,  Sung Jun KIM ,  Jun Yeong SEOL ,  Jae Bok LEE

IPC: G09G3/3266 ,  G09G3/00 ,  G09G3/3275

CPC classification number: G09G3/3266 ,  G09G3/006 ,  G09G3/3275 ,  G09G2300/0852 ,  G09G2310/08 ,  G09G2370/16

Abstract: A display device includes: a display panel including a display area including pixels and a non-display area including a dummy pixel; a scan driver which supplies a scan signal to the display panel; a data driver which supplies a data signal to the display panel; and a timing controller which supplies a first control signal for controlling the scan driver and a second control signal for controlling the data driver. The dummy pixel is connected to a bad pixel among the pixels in the display area through a repair line, and a connection of the dummy pixel to the repair line is cut off in an initialization phase in which a voltage of an initialization power source is supplied.

公开(公告)号：US20230038359A1

公开(公告)日：2023-02-09

申请号：US17700807

申请日：2022-03-22

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kyong Tae PARK ,  Sung Jun KIM ,  Jun Yeong SEOL ,  Jae Bok LEE

IPC: G09G3/3266 ,  G09G3/00 ,  G09G3/3275

Abstract: A display device includes: a display panel including a display area including pixels and a non-display area including a dummy pixel; a scan driver which supplies a scan signal to the display panel; a data driver which supplies a data signal to the display panel; and a timing controller which supplies a first control signal for controlling the scan driver and a second control signal for controlling the data driver. The dummy pixel is connected to a bad pixel among the pixels in the display area through a repair line, and a connection of the dummy pixel to the repair line is cut off in an initialization phase in which a voltage of an initialization power source is supplied.

公开(公告)号：US20210390683A1

公开(公告)日：2021-12-16

申请号：US17317740

申请日：2021-05-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kyong Tae PARK ,  Dong Hoon JEONG

IPC: G06T7/00 ,  G06T7/62 ,  G06K9/62 ,  G06N20/00 ,  G06N5/04

Abstract: According to an embodiment of the disclosure, an aperture ratio measurement device includes an actual aperture ratio measurement unit which image some mother substrates selected from a plurality of mother substrates and calculate an aperture ratio actual measurement value of a pixel for the imaged some mother substrates, an estimation aperture ratio measurement unit which learn sensing data for each of the plurality of mother substrates and calculate an aperture ratio prediction value of a pixel for all or a group of the plurality of mother substrates, and an addition unit which calculate a final aperture ratio prediction value based on the aperture ratio actual measurement value and the aperture ratio prediction value.

公开(公告)号：US20190123114A1

公开(公告)日：2019-04-25

申请号：US15927233

申请日：2018-03-21

Applicant: Samsung Display Co., Ltd.

Inventor： Kyong Tae PARK ,  Jung Tae KIM ,  Sung Ho CHO

IPC: H01L27/32 ,  H01L51/00

Abstract: A display device includes a display panel that includes a display area and a non-display area which is adjacent to the display area. The display panel includes: a plurality of data lines in the display area; a data connection line provided in plurality through which data signals are transmitted to the display area from outside the display panel, the data connection lines electrically connected to the data lines in the display area; dummy semiconductor patterns respectively disposed between the substrate and the data connection lines; and a first insulating layer disposed between the dummy semiconductor patterns and the data connection lines. Each of the dummy semiconductor patterns include semiconductor pattern segments arranged between the substrate and a same data connection line among the data connection lines, and the semiconductor pattern segments are arranged separated from each other along the same data connection line in a top plan view.

公开(公告)号：US20240276858A1

公开(公告)日：2024-08-15

申请号：US18376823

申请日：2023-10-04

Applicant: Samsung Display Co., LTD.

Inventor： Kyong Tae PARK ,  Tae Young KIM ,  Dong So KIM ,  Jung Suk BAE ,  Sang Hoon LIM ,  Jong Chan LIM

IPC: H10K71/70 ,  H01L21/66

CPC classification number: H10K71/70 ,  H01L22/14

Abstract: An apparatus for fabricating a display panel includes: a sample module in which a switching transistor is formed, a measurement module having input/output terminals electrically connected to the switching transistor of the sample module, a characteristic detecting unit configured to detect primary operation characteristic information including an output current, an output voltage value and a threshold voltage range of the switching transistor, a model learning unit configured to correct at least one of the output current, the output voltage value and the threshold voltage range in the primary operation characteristic information using a learning program included in at least one learning model, and to extract correction results as learning result data, and a correction learning unit configured to classify the learning result data containing the primary operation characteristic information according to fabrication characteristics of sample switching transistors and a list of classifications.

公开(公告)号：US20160104423A1

公开(公告)日：2016-04-14

申请号：US14643377

申请日：2015-03-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kyong Tae PARK ,  Ji Yong PARK

IPC: G09G3/32

CPC classification number: G09G3/3233 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/0251 ,  G09G2320/0223 ,  G09G2320/045

Abstract: A display device includes a plurality of pixels and a compensation power supply line. The pixels are located at intersections of data lines and gate lines. The compensation power supply line is separated from the data lines. Each of the pixels includes an in-pixel circuit and at least one out-pixel circuit. The in-pixel circuit includes a first transistor, to be controlled based on a data voltage from a corresponding one of the data lines, and a storage capacitor connecting the first transistor and a first node. The at least one out-pixel circuit receives a compensation voltage from the compensation power supply line and provides the compensation voltage to the first node.

Abstract translation: 显示装置包括多个像素和补偿电源线。 像素位于数据线和栅极线的交点处。 补偿电源线与数据线分离。 每个像素包括像素内电路和至少一个外像素电路。 像素内电路包括基于来自相应的数据线的数据电压进行控制的第一晶体管和连接第一晶体管和第一节点的存储电容器。 所述至少一个外部像素电路从补偿电源线接收补偿电压，并向第一节点提供补偿电压。

公开(公告)号：US20160035283A1

公开(公告)日：2016-02-04

申请号：US14571339

申请日：2014-12-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kyong Tae PARK ,  Mi Jin YOON ,  Yu Hyun CHO

IPC: G09G3/32

CPC classification number: G09G3/3258 ,  G09G2300/0413 ,  G09G2300/0819 ,  G09G2320/043 ,  G09G2330/10 ,  G09G2330/12

Abstract: A display device includes dummy pixels adjacent to active pixels, and a controller to control pixel driving circuits in the active pixels and dummy driving circuits in the dummy pixels. The dummy driving circuit includes a pumping capacitor, and first and second transistors to connect an initialization voltage terminal to a dummy anode terminal. The first transistor includes a control electrode connected to a first input signal terminal, a source terminal connected to the dummy anode terminal, a drain terminal connected to a source terminal via a first node. The pumping capacitor connects the first node and a first power source voltage terminal. The second transistor includes a control electrode connected to a second input signal terminal, a source terminal connected to the drain terminal of the first transistor, and a drain terminal connected to a second power source voltage terminal.

Abstract translation: 显示装置包括与有源像素相邻的虚拟像素，以及用于控制有源像素中的像素驱动电路和虚拟像素中的虚拟驱动电路的控制器。 虚拟驱动电路包括泵浦电容器以及将初始化电压端子连接到虚拟阳极端子的第一和第二晶体管。 第一晶体管包括连接到第一输入信号端子的控制电极，连接到虚拟阳极端子的源极端子，经由第一节点连接到源极端子的漏极端子。 泵浦电容器连接第一节点和第一电源电压端子。 第二晶体管包括连接到第二输入信号端子的控制电极，连接到第一晶体管的漏极端子的源极端子和连接到第二电源电压端子的漏极端子。