公开(公告)号：US20170206837A1

公开(公告)日：2017-07-20

申请号：US15237216

申请日：2016-08-15

Applicant: Samsung Display Co., Ltd.

Inventor： Jin JEON

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

CPC classification number: G09G3/3258 ,  G09G3/3225 ,  G09G3/3266 ,  G09G3/3275 ,  G09G2300/0852 ,  G09G2300/0861 ,  G09G2310/0213 ,  G09G2310/0262 ,  G09G2310/0278 ,  G09G2310/0286 ,  G09G2310/08 ,  G09G2320/0247 ,  G09G2330/021 ,  G09G2330/028 ,  G09G2340/0435

Abstract: An organic light emitting display device may include a display panel, a power supply, and a display driver, The display panel may comprise a plurality of scan lines, a plurality of data lines, and a plurality of pixels connected to the scan lines and to the data lines. The power supply may supply a first pixel voltage and a second pixel voltage to the pixels. The display driver may control the display panel. The display panel may display a first image in a first frame frequency during a first driving mode, and display a second image in a second frame frequency that is lower than the first frame frequency during a second driving mode, according to a control by the display driver

公开(公告)号：US20250040252A1

公开(公告)日：2025-01-30

申请号：US18914506

申请日：2024-10-14

Applicant: Samsung Display Co., LTD.

Inventor： Dong-Hwi KIM ,  Jin JEON

IPC: H01L27/12 ,  G09G3/32 ,  H01L27/15 ,  H10K59/121 ,  H10K59/131 ,  H10K59/35

Abstract: A display device includes a first region and a second region each including a plurality of pixels, and a plurality of wires connected to the plurality of pixels, respectively, to transmit a signal, where the number of pixels per unit area in the second region is less than the number of pixels per unit area in the first region, and the number of wires per unit area in the second region is less than the number of wires per unit area in the first region.

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：US20220392409A1

公开(公告)日：2022-12-08

申请号：US17891455

申请日：2022-08-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yong Jae KIM ,  Jin JEON

IPC: G09G3/3266 ,  G09G3/3233

Abstract: In an organic light emitting display device which displays an image in a first mode or a second mode, the organic light emitting display device includes: a first scan driver which supplies a first scan signal having a first voltage to first scan lines; a second scan driver which supplies a second scan signal having a second voltage larger than the first voltage to second scan lines; and a pixel unit including pixels each coupled to a corresponding first scan line and a corresponding second scan line. When a first image displayed in the second mode is changed to a second image to be displayed in the second mode, the second image is displayed in the first mode during a predetermined portion of a period, in which the second image is displayed, and is displayed in the second mode during the remaining portion of the period.

公开(公告)号：US20220157906A1

公开(公告)日：2022-05-19

申请号：US17592658

申请日：2022-02-04

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Injun BAE ,  Chulho KIM ,  Yunhwan PARK ,  Jin JEON ,  Beohmrock CHOI

IPC: H01L27/32

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：US20210295779A1

公开(公告)日：2021-09-23

申请号：US17340482

申请日：2021-06-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Hwi KIM ,  Na Young KIM ,  Yong Jae KIM ,  Chul Ho KIM ,  Jin JEON

IPC: G09G3/3266 ,  G09G3/3291

Abstract: A display device including: pixels coupled to first scan lines, second scan lines, emission control lines, and data lines; a first scan driver configured to supply a first scan signal to each of the first scan lines at a first frequency; a second scan driver configured to supply a second scan signal to each of the second scan lines at a second frequency corresponding to a driving frequency of the pixels; an emission driver configured to supply an emission control signal to each of the emission control lines at the first frequency; a data driver configured to supply a data signal to each of the data lines at the second frequency; and a timing controller configured to control the first scan driver, the second scan driver, the emission driver, and the data driver.

公开(公告)号：US20210272985A1

公开(公告)日：2021-09-02

申请号：US16996504

申请日：2020-08-18

Applicant: Samsung Display Co., LTD.

Inventor： Dong-Hwi KIM ,  Jin JEON

IPC: H01L27/12 ,  G09G3/32

Abstract: A display device includes a first region and a second region each including a plurality of pixels, and a plurality of wires connected to the plurality of pixels, respectively, to transmit a signal, where the number of pixels per unit area in the second region is less than the number of pixels per unit area in the first region, and the number of wires per unit area in the second region is less than the number of wires per unit area in the first region.

公开(公告)号：US20210142733A1

公开(公告)日：2021-05-13

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: G09G3/3266

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.

公开(公告)号：US20180240382A1

公开(公告)日：2018-08-23

申请号：US15692609

申请日：2017-08-31

Applicant: Samsung Display Co., Ltd.

Inventor： Deok Young CHOI ,  Yong Jae KIM ,  Chang Yeop KIM ,  Jin JEON

IPC: G09G3/00 ,  G09G3/3266 ,  G09G3/3208 ,  G09G3/36 ,  H03F3/30 ,  H03F3/21

CPC classification number: G09G3/003 ,  G09G3/3208 ,  G09G3/3266 ,  G09G3/3677 ,  G09G3/3696 ,  G09G2310/0224 ,  G09G2310/0286 ,  H03F3/211 ,  H03F3/3022

Abstract: A stage circuit including an input unit controlling voltages of a first node and a second node by using a shift pulse or a gate start pulse input to a first input terminal, a first clock signal input to a second input terminal, a second clock signal input to a third input terminal, a first power supply input to a first power supply input terminal and a second power supply input to a second power supply input terminal, and a first output unit receiving a third clock signal from a fourth input terminal and the second power supply from the second power supply input terminal and outputting a high-level scan signal to a first output terminal corresponding to the voltages of the first node and the second node.