公开(公告)号：US20180226467A1

公开(公告)日：2018-08-09

申请号：US15890674

申请日：2018-02-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ji Hyun KA ,  Tae Hoon KWON ,  Yang Wan KIM ,  Min Ku LEE ,  Jae Yong LEE ,  Jin Tae JEONG ,  Seung Ji CHA

IPC: H01L27/32 ,  H01L51/52

CPC classification number: H01L27/3276 ,  G09G2310/0264 ,  H01L51/0031 ,  H01L51/5203

Abstract: An organic light emitting display device includes a display unit including a first pixel column and a first data line connected to the first pixel column, a first pad unit including first and second signal pads, a test unit including a first switching element which is connected between the first data line and the first signal pad, and includes a control electrode connected to the second signal pad, a first conductive pattern provided in a different layer from that of the first signal pad and connected to the first signal pad, and a second conductive pattern provided in a different layer from that of the second signal pad and connected to the second signal pad, where the first and second conductive patterns are spaced apart from each other in the same layer, and a width of the first conductive pattern is greater than that of the second conductive pattern.

公开(公告)号：US20230018432A1

公开(公告)日：2023-01-19

申请号：US17953288

申请日：2022-09-26

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

Abstract: A display device includes 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：US20220358898A1

公开(公告)日：2022-11-10

申请号：US17871468

申请日：2022-07-22

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Tae JEONG ,  Tae Hoon KWON ,  Min Ku LEE ,  Ji Hyun KA ,  Seung Kyu LEE ,  Seung Ji CHA

IPC: G09G5/10 ,  G09G3/3266 ,  G09G3/3283

Abstract: The present disclosure relates to a display device including first pixels disposed in a first pixel area, and connected to first scan lines; second pixels disposed in a second pixel area, and connected to second scan lines; a timing controller configured to supply a first clock signal and a second clock signal to a first clock line and a second clock line, respectively; a first scan driver configured to receive the first clock signal through the first clock line, and to supply a first scan signal to the first scan lines; and a second scan driver configured to receive the second clock signal through the second clock line, and to supply a second scan signal to the second scan lines, wherein the second pixel area has a smaller width than the first pixel area.

公开(公告)号：US20220173204A1

公开(公告)日：2022-06-02

申请号：US17676052

申请日：2022-02-18

Applicant: Samsung Display Co., Ltd.

Inventor： Hyung Jun PARK ,  Yang Wan KIM ,  Byung Sun KIM ,  Su Jin LEE ,  Jae Yong LEE ,  Ji Hyun KA ,  Tae Hoon KWON ,  Jin Tae JEONG ,  Seung Ji CHA

IPC: H01L27/32 ,  H01L27/12 ,  G09G3/3266 ,  G09G3/3233

Abstract: A display device is disclosed, and the display device includes a substrate including first to third display regions, the second and the third display regions being spaced from each other, each of the second and third display regions having an area smaller than that of the first display region and being continuous to the first display region, first to third pixels in the first to third display regions, first to third lines connected to the first to third pixels, and a dummy part configured to compensate for a difference between a load value of the first lines and load values of the second and third lines, wherein the second display region includes a first sub-region adjacent to the first display region and a second sub-region spaced from the first display region, and the third display region includes a third sub-region adjacent to the first display region and a fourth sub-region spaced from the first display region.

公开(公告)号：US20210287628A1

公开(公告)日：2021-09-16

申请号：US17335032

申请日：2021-05-31

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Tae JEONG ,  Tae Hoon KWON ,  Min Ku LEE ,  Ji Hyun KA ,  Seung Kyu LEE ,  Seung Ji CHA

IPC: G09G5/10 ,  G09G3/3266 ,  G09G3/3283

Abstract: The present disclosure relates to a display device including first pixels disposed in a first pixel area, and connected to first scan lines; second pixels disposed in a second pixel area, and connected to second scan lines; a timing controller configured to supply a first clock signal and a second clock signal to a first clock line and a second clock line, respectively; a first scan driver configured to receive the first clock signal through the first clock line, and to supply a first scan signal to the first scan lines; and a second scan driver configured to receive the second clock signal through the second clock line, and to supply a second scan signal to the second scan lines, wherein the second pixel area has a smaller width than the first pixel area.

公开(公告)号：US20190304356A1

公开(公告)日：2019-10-03

申请号：US16445713

申请日：2019-06-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ji Hyun KA ,  Sun Ja KWON ,  Tae Hoon KWON ,  Byung Sun KIM ,  Yang Wan KIM ,  Hyun Ae PARK ,  Su Jin LEE ,  Seung Kyu LEE ,  Jae Yong LEE ,  Jin Tae JEONG ,  Seung Ji CHA

IPC: G09G3/20 ,  G09G3/3225 ,  G09G3/3233 ,  H01L27/32 ,  G09G3/34

Abstract: A display device includes a substrate including a first pixel area, a second pixel area, and a third pixel area, each of the second and third pixel areas having a smaller surface area than the first pixel area and being connected to the first pixel area, first to third pixels provided in the first to third pixel areas, respectively, first to third lines connected to the first to third pixels, respectively, a line connecting part connecting the second and third lines, and a dummy unit overlapping the line connecting part to compensate for a difference of a load value of the first line and a load value of the second line.

公开(公告)号：US20180342572A1

公开(公告)日：2018-11-29

申请号：US15987675

申请日：2018-05-23

Applicant: Samsung Display Co., Ltd.

Inventor： Hyung Jun PARK ,  Yang Wan KIM ,  Byung Sun KIM ,  Su Jin LEE ,  Jae Yong LEE ,  Ji Hyun KA ,  Tae Hoon KWON ,  Jin Tae JEONG ,  Seung Ji CHA

IPC: H01L27/32

Abstract: A display device is disclosed, and the display device includes a substrate including first to third display regions, the second and the third display regions being spaced from each other, each of the second and third display regions having an area smaller than that of the first display region and being continuous to the first display region, first to third pixels in the first to third display regions, first to third lines connected to the first to third pixels, and a dummy part configured to compensate for a difference between a load value of the first lines and load values of the second and third lines, wherein the second display region includes a first sub-region adjacent to the first display region and a second sub-region spaced from the first display region, and the third display region includes a third sub-region adjacent to the first display region and a fourth sub-region spaced from the first display region.

公开(公告)号：US20170345367A1

公开(公告)日：2017-11-30

申请号：US15455822

申请日：2017-03-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ji Hyun KA ,  Min Ku LEE ,  Tae Hoon KWON ,  Seung Kyu LEE ,  Jin Tae JEONG ,  Seung Ji CHA

IPC: G09G3/3233

CPC classification number: G09G3/3233 ,  G09G2300/0842 ,  G09G2320/0233 ,  H01L27/326 ,  H01L27/3262 ,  H01L27/3265

Abstract: A display device includes a first pixel region and a second pixel region having different widths. First pixels in the first pixel region each include a first transistor. Second pixels in the second pixel region each include a second transistor performing a same function as the first transistor. At least one of a channel width and a channel length of the first transistor of the first and second pixels is be different from one another.

公开(公告)号：US20240172510A1

公开(公告)日：2024-05-23

申请号：US18429598

申请日：2024-02-01

Applicant: Samsung Display Co., LTD.

Inventor： Min Hee CHOI ,  Ji-Eun LEE ,  Jin Tae JEONG ,  Yun Sik JOO

IPC: H10K59/131 ,  G09G3/3258 ,  G09G3/3233 ,  G09G3/36

CPC classification number: H10K59/1315 ,  G09G3/3258 ,  G09G3/3233 ,  G09G3/3659 ,  G09G2300/0426 ,  G09G2300/043 ,  G09G2300/0809 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2310/0202 ,  G09G2310/0254

Abstract: A display device includes a light emitting diode electrically connected between a driving voltage line and a common voltage line; a driving transistor electrically connected between the driving voltage line and the light emitting diode; a second transistor electrically connected between a first electrode of the driving transistor electrically connected to the driving voltage line and a data line; a first scan line electrically connected to a gate electrode of the second transistor; a third transistor electrically connected between a second electrode of the driving transistor electrically connected to the light emitting diode and a gate electrode of the driving transistor; and a connection electrode that connects the gate electrode of the driving transistor and the third transistor, wherein at least a part of a contact portion where the connection electrode contacts the third transistor does not overlap the first scan line.

公开(公告)号：US20230010021A1

公开(公告)日：2023-01-12

申请号：US17941207

申请日：2022-09-09

Applicant: Samsung Display Co., LTD.

Inventor： Min Hee CHOI ,  Ji-Eun LEE ,  Jin Tae JEONG ,  Yun Sik JOO

IPC: H01L27/32 ,  G09G3/3258

Abstract: A display device includes a light emitting diode electrically connected between a driving voltage line and a common voltage line; a driving transistor electrically connected between the driving voltage line and the light emitting diode; a second transistor electrically connected between a first electrode of the driving transistor electrically connected to the driving voltage line and a data line; a first scan line electrically connected to a gate electrode of the second transistor; a third transistor electrically connected between a second electrode of the driving transistor electrically connected to the light emitting diode and a gate electrode of the driving transistor; and a connection electrode that connects the gate electrode of the driving transistor and the third transistor, wherein at least a part of a contact portion where the connection electrode contacts the third transistor does not overlap the first scan line.