公开(公告)号：US20210183315A1

公开(公告)日：2021-06-17

申请号：US17179240

申请日：2021-02-18

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Hyun KA ,  Seung Ji CHA ,  Mi Hae KIM ,  Ki Myeong EOM

IPC: G09G3/3258 ,  H01L51/52 ,  G09G3/3233 ,  G09G3/3291 ,  H01L27/32 ,  G09G3/3266 ,  G09G3/20 ,  G09G3/3225 ,  G09G3/3275

Abstract: A display device includes: a first pixel including a first organic light emitting diode; an initialization voltage generator for generating a first initialization voltage to be supplied to an anode of the first organic light emitting diode; and a timing controller including a first lookup table in which a plurality of first initialization voltage values corresponding to a plurality of maximum luminances are recorded, the timing controller being configured to determine a value of the first initialization voltage, based on reception information on a target maximum luminance and the first lookup table.

公开(公告)号：US20210118368A1

公开(公告)日：2021-04-22

申请号：US17021935

申请日：2020-09-15

Applicant: Samsung Display Co., Ltd.

Inventor： Hai-Jung IN ,  Ji-Hyun KA ,  Won Kyu KWAK ,  Ki Myeong EOM ,  Kyonghwan OH

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

Abstract: A display panel of an organic light emitting diode (OLED) display device having a display region includes a plurality of first pixels located at an upper half of the display region, a plurality of second pixels located at a lower half of the display region, a plurality of first data lines extending in a first direction, and coupled to the plurality of first pixels, a plurality of second data lines extending in the first direction, disposed alternately with the plurality of first data lines along a second direction crossing the first direction, and coupled to the plurality of second pixels, and a demultiplexing circuit configured to selectively couple a plurality of data channels of a data driver of the OLED display device to the plurality of first data lines or the plurality of second data lines.

公开(公告)号：US20200161406A1

公开(公告)日：2020-05-21

申请号：US16685076

申请日：2019-11-15

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang Sae LEE ,  Won Kyu KWAK ,  Ji-Hyun KA ,  Gyeong Nam BANG ,  Ki Myeong EOM

IPC: H01L27/32 ,  H01L51/00 ,  G01R31/28

Abstract: An exemplary embodiment of the present inventive concept provides a display device including: a display area where an image is displayed; a peripheral area disposed outside the display area; a hole area disposed within the display area; a hole crack detection line disposed adjacent to the hole area to surround the hole area and having a first end and a second end that is separated from the first end; a first detection line extending from the peripheral area and connected to the hole crack detection line to constitute a first closed circuit; a second detection line extending from the peripheral area and connected to the hole crack detection line to constitute a second closed circuit; and a circuit portion connected to the first detection line and the second detection line

公开(公告)号：US20160314747A1

公开(公告)日：2016-10-27

申请号：US15199107

申请日：2016-06-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jin Woo PARK ,  Dong Hwan KIM ,  Ki Myeong EOM

IPC: G09G3/3291 ,  G09G3/3233 ,  G09G3/3266

CPC classification number: G09G3/3291 ,  G09G3/3233 ,  G09G3/3266 ,  G09G2300/0809 ,  G09G2300/0861 ,  G09G2310/027 ,  G09G2310/0283

Abstract: An organic light-emitting display device includes an organic light-emitting display panel displaying an image that includes a plurality of frames, a data driver providing a plurality of data signals, which correspond to the image, to the organic light-emitting display panel, and a gamma voltage generator providing a gamma voltage, which varies in a same period as each of the frames, to the data driver.

Abstract translation: 有机发光显示装置包括将有机发光显示面板显示到具有多个框架的图像的有机发光显示面板，与图像对应的多个数据信号的数据驱动器， 以及伽马电压发生器，其将与每个帧相同的周期中的γ电压提供给数据驱动器。

公开(公告)号：US20250061836A1

公开(公告)日：2025-02-20

申请号：US18938567

申请日：2024-11-06

Applicant: Samsung Display Co., Ltd.

Inventor： Hai Jung IN ,  Ki Myeong EOM ,  Kyong Hwan OH

IPC: G09G3/20

Abstract: A pixel including a light emitting device, a first transistor including a first electrode connected to a first node electrically connected to a first power source, a second transistor connected between a data line and the first node and turned on in response to a first scan signal supplied to a first scan line, a third transistor connected between a third node connected to a second electrode of the first transistor and a second node and turned on in response to a second scan signal supplied to a second scan line, a fourth transistor turned on in response to a third scan signal, and a storage capacitor connected between the first power source and the second node, in which the second scan signal overlaps the first scan signal, and a width of the second scan signal is greater than twice a width of the first scan signal.

公开(公告)号：US20240233605A1

公开(公告)日：2024-07-11

申请号：US18418328

申请日：2024-01-21

Applicant: Samsung Display Co., Ltd.

Inventor： Kyong Hwan OH ,  Ji Hyun KA ,  Ki Myeong EOM ,  Hai Jung IN ,  Jin JEON ,  Won Kyu KWAK ,  Hyun LEE ,  Hwan Soo JANG ,  Jin Tae JEONG

IPC: G09G3/20 ,  G09G3/3233

CPC classification number: G09G3/2092 ,  G09G3/3233 ,  G09G2310/0251 ,  G09G2310/0267 ,  G09G2310/0275 ,  G09G2310/08 ,  G09G2340/0435

Abstract: A display device including pixels coupled to first scan lines, second scan lines, emission control lines, and data lines; a first scan driver to supply a scan signal to each of the first scan lines at a first frequency to drive the display device at a first driving frequency, and to supply the scan signal to each of the first scan lines at a second frequency to drive the display device at a second driving frequency lower than the first driving frequency; a second scan driver to supply a scan signal to each of the second scan lines at the first frequency to drive the display device at the first driving frequency, and to supply the scan signal to each of the second scan lines at the second frequency to drive the display device at the second driving frequency; an emission driver to supply an emission control signal to each of the emission control lines at the first frequency; and a data driver to supply a data signal to each of the data lines in response to the scan signal supplied to each of the first scan lines.

公开(公告)号：US20240206257A1

公开(公告)日：2024-06-20

申请号：US18419083

申请日：2024-01-22

Applicant: Samsung Display Co., Ltd.

Inventor： Mi Hae KIM ,  Min Ho KO ,  Seung Woo SUNG ,  Ki Myeong EOM ,  Jin JEON

IPC: H10K59/131 ,  G09G3/3225 ,  G09G3/3233 ,  H01L29/786 ,  H10K59/121 ,  H10K59/124

CPC classification number: H10K59/131 ,  G09G3/3225 ,  G09G3/3233 ,  H10K59/1213 ,  H10K59/1216 ,  H10K59/124 ,  G09G2300/0819 ,  G09G2310/0262 ,  G09G2320/0238 ,  G09G2320/0276 ,  G09G2320/045 ,  H01L29/78696

Abstract: An organic light emitting diode display includes a plurality of pixels. At least one pixel is connected to a scan line receive a scan signal, a data line to receive a data signal, and voltage line to receive a driving voltage. The at least one pixel includes a switching transistor including a switching drain electrode to output the data voltage, a driving transistor including a driving source electrode connected to the switching drain electrode, and an organic light emitting diode connected to a driving drain electrode of the driving transistor. The driving source electrode is separated from the data line.

公开(公告)号：US20240105100A1

公开(公告)日：2024-03-28

申请号：US18531708

申请日：2023-12-07

Applicant: Samsung Display Co,. Ltd.

Inventor： Hai Jung IN ,  Ki Myeong EOM ,  Kyong Hwan OH

IPC: G09G3/20

CPC classification number: G09G3/2092 ,  G09G2300/0861 ,  G09G2310/0267 ,  G09G2310/0275 ,  G09G2330/00

Abstract: A pixel including a light emitting device, a first transistor including a first electrode connected to a first node electrically connected to a first power source, a second transistor connected between a data line and the first node and turned on in response to a first scan signal supplied to a first scan line, a third transistor connected between a third node connected to a second electrode of the first transistor and a second node and turned on in response to a second scan signal supplied to a second scan line, a fourth transistor turned on in response to a third scan signal, and a storage capacitor connected between the first power source and the second node, in which the second scan signal overlaps the first scan signal, and a width of the second scan signal is greater than twice a width of the first scan signal.

公开(公告)号：US20230371325A1

公开(公告)日：2023-11-16

申请号：US18225793

申请日：2023-07-25

Applicant: Samsung Display Co., Ltd.

Inventor： Ji-Hyun KA ,  Tae Geun KIM ,  Ki Myeong EOM

IPC: H01L51/00 ,  G09G3/3225 ,  H01L27/12

CPC classification number: H10K59/131 ,  H10K59/1216 ,  G09G3/3225 ,  H10K59/1213 ,  G09G2300/08 ,  G09G2300/0426 ,  G09G2320/0209 ,  H01L27/1214

Abstract: An exemplary embodiment provides an organic light emitting diode display including a substrate, a bridge electrode disposed on the substrate, a buffer layer which covers the bridge electrode, a semiconductor layer disposed on the buffer layer, a first gate insulating layer which covers the semiconductor layer in a plan view, a first gate conductor disposed on the first gate insulating layer and which includes a first gate electrode, a second gate insulating layer which covers the first gate conductor, a second gate conductor disposed on the second gate insulating layer, an interlayer-insulating layer which covers the second gate conductor, and a data line disposed on the interlayer-insulating layer. The first gate electrode is directly connected to the bridge electrode, the semiconductor layer is electrically connected to the bridge electrode, and a capacitance exists between the data line and the bridge electrode.

公开(公告)号：US20230252923A1

公开(公告)日：2023-08-10

申请号：US18125772

申请日：2023-03-24

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang Sae LEE ,  Won Kyu KWAK ,  Ji-Hyun KA ,  Gyeong Nam BANG ,  Ki Myeong EOM

IPC: G09G3/00 ,  G01R31/28 ,  G01R31/26 ,  H10K59/131 ,  H10K77/10

CPC classification number: G09G3/006 ,  G01R31/2632 ,  G01R31/2837 ,  H10K59/131 ,  H10K77/111 ,  G09G2380/02

Abstract: An exemplary embodiment of the present inventive concept provides a display device including: a display area where an image is displayed; a peripheral area disposed outside the display area; a hole area disposed within the display area; a hole crack detection line disposed adjacent to the hole area to surround the hole area and having a first end and a second end that is separated from the first end; a first detection line extending from the peripheral area and connected to the hole crack detection line to constitute a first closed circuit; a second detection line extending from the peripheral area and connected to the hole crack detection line to constitute a second closed circuit; and a circuit portion connected to the first detection line and the second detection line