公开(公告)号：US12058890B2

公开(公告)日：2024-08-06

申请号：US17546560

申请日：2021-12-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yujin Lee ,  Sunhwa Lee ,  Heejean Park ,  Jaeyong Jang

IPC: H10K59/121 ,  H10K59/131

CPC classification number: H10K59/121 ,  H10K59/131

Abstract: A display panel includes a substrate including a corner display area including a strip portion between cut portions; and corner pixels in the strip portion and corner pixel circuits which drives the corner pixels, wherein each of the corner pixels includes a first sub-pixel, a second sub-pixel, and a third sub-pixel, and each of the corner pixel circuits includes a first pixel circuit which drives the first sub-pixel, a second pixel circuit which drives the second sub-pixel, and a third pixel circuit which drives the third sub-pixel, and the first pixel circuit, the second pixel circuit, and the third pixel circuit included in an n-th corner pixel circuit in a first direction that is a lengthwise direction of the strip portion are arranged differently from the first pixel circuit, the second pixel circuit, and the third pixel circuit in an (n+1)-th corner pixel circuit.

公开(公告)号：US11663958B2

公开(公告)日：2023-05-30

申请号：US17695713

申请日：2022-03-15

Applicant: Samsung Display Co., LTD.

Inventor： Bon-Yong Koo ,  Sujin Lee ,  Jaeyong Jang

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2320/0214

Abstract: A display substrate includes: a pixel circuit including: a switching transistor connected between a first terminal of a compensation capacitor and a data line; and a pixel transistor connected between a second terminal of the compensation capacitor and a first voltage line, the pixel transistor to receive a test voltage; and a test transistor including: a test gate terminal to receive a test signal; a test source terminal electrically connected to the first voltage line; and a test drain terminal electrically connected to the data line.

公开(公告)号：US12165563B2

公开(公告)日：2024-12-10

申请号：US17944044

申请日：2022-09-13

Applicant: Samsung Display Co., LTD.

Inventor： Gyungsoon Park ,  Sunhwa Lee ,  Jaeyong Jang

IPC: G09G3/20 ,  G09G3/3266 ,  G09G3/3225 ,  G09G3/3275 ,  G09G3/36 ,  G11C19/28

Abstract: A scan driver includes stages including an input block to change a first node voltage to a gate on voltage based on an input signal, a second node control block to control second node voltage based on a first clock signal and the first node voltage, a scan output block to output a second clock signal as a scan signal based on the first node voltage, and to output a first gate off voltage as the scan signal based on the second node voltage, a carry output block to output the second clock signal as a carry signal based on the first node voltage, and to output a second gate off voltage different from the first gate off voltage as the carry signal based on the second node voltage, and a first node control block to transfer the carry signal to the first node based on a next carry signal.

公开(公告)号：US20240365585A1

公开(公告)日：2024-10-31

申请号：US18764444

申请日：2024-07-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yujin Lee ,  Sunhwa Lee ,  Heejean Park ,  Jaeyong Jang

IPC: H10K59/121 ,  H10K59/131

CPC classification number: H10K59/121 ,  H10K59/131

Abstract: A display panel includes a substrate including a corner display area including a strip portion between cut portions; and corner pixels in the strip portion and corner pixel circuits which drives the corner pixels, wherein each of the corner pixels includes a first sub-pixel, a second sub-pixel, and a third sub-pixel, and each of the corner pixel circuits includes a first pixel circuit which drives the first sub-pixel, a second pixel circuit which drives the second sub-pixel, and a third pixel circuit which drives the third sub-pixel, and the first pixel circuit, the second pixel circuit, and the third pixel circuit included in an n-th corner pixel circuit in a first direction that is a lengthwise direction of the strip portion are arranged differently from the first pixel circuit, the second pixel circuit, and the third pixel circuit in an (n+1)-th corner pixel circuit.

公开(公告)号：US11830439B2

公开(公告)日：2023-11-28

申请号：US18089790

申请日：2022-12-28

Applicant: Samsung Display Co., Ltd.

Inventor： Gyungsoon Park ,  Sunhwa Lee ,  Hyunjoon Kim ,  Jaeyong Jang ,  Kyunghoon Chung

IPC: G09G3/3266 ,  H10K59/121 ,  H10K59/123 ,  H10K59/131 ,  G09G3/36

CPC classification number: G09G3/3266 ,  G09G3/3677 ,  H10K59/123 ,  H10K59/1213 ,  H10K59/1216 ,  H10K59/131 ,  G09G2310/0202

Abstract: A display apparatus includes a pixel part including a plurality of pixels, and a gate driving circuit. Each of the plurality of pixels is driven in one first scan period and one or more second scan periods during one frame in a driving mode driven at a first driving frequency lower than a maximum driving frequency.

公开(公告)号：US11672150B2

公开(公告)日：2023-06-06

申请号：US16928575

申请日：2020-07-14

Applicant: Samsung Display Co., Ltd.

Inventor： Jangmi Kang ,  Dongwoo Kim ,  Minjae Jeong ,  Jaeyong Jang

IPC: H01L27/00 ,  H01L27/32

CPC classification number: H01L27/3276 ,  H01L27/323

Abstract: A display apparatus includes a data line, a first voltage line extending in parallel to the data line, a scan line extending in a direction perpendicular to the data line, a second voltage line extending in parallel to the scan line, and a line extending in parallel to the data line or the scan line. A portion of the line parallel to the scan line overlaps the second voltage line.

公开(公告)号：US20230146196A1

公开(公告)日：2023-05-11

申请号：US18095076

申请日：2023-01-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jangmi KANG ,  Dongwoo Kim ,  Cheolgon Lee ,  Jaeyong Jang

IPC: H10K59/124 ,  H01L29/786 ,  H10K59/131

CPC classification number: H10K59/124 ,  H01L29/7869 ,  H01L29/78651 ,  H10K59/131

Abstract: A display apparatus is provided including a display area and a non-display area. The display area includes a display element and the non-display area includes a pad portion. A first thin-film transistor (TFT) is arranged in the display area. The first TFT includes silicon and a first gate electrode. A second TFT is arranged on a first insulating layer covering the first gate electrode and includes an oxide and a second gate electrode. A first voltage line extends in a first direction. A data line is spaced apart from the first voltage line. A connection wire is disposed in the display area and connects the data line to the pad portion. The connection wire includes a first portion extending in the first direction and a second portion extending in a second direction crossing the first direction, and the first portion overlaps the first voltage line.

公开(公告)号：US12217699B2

公开(公告)日：2025-02-04

申请号：US18502554

申请日：2023-11-06

Applicant: Samsung Display Co., Ltd.

Inventor： Gyungsoon Park ,  Sunhwa Lee ,  Hyunjoon Kim ,  Jaeyong Jang ,  Kyunghoon Chung

IPC: G09G3/3266 ,  G09G3/36 ,  H10K59/121 ,  H10K59/123 ,  H10K59/131

Abstract: A display apparatus includes a pixel part including a plurality of pixels, and a gate driving circuit. Each of the plurality of pixels is driven in one first scan period and one or more second scan periods during one frame in a driving mode driven at a first driving frequency lower than a maximum driving frequency.

公开(公告)号：US11903266B2

公开(公告)日：2024-02-13

申请号：US18095076

申请日：2023-01-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jangmi Kang ,  Dongwoo Kim ,  Cheolgon Lee ,  Jaeyong Jang

IPC: H10K59/124 ,  H10K59/131 ,  H01L29/786

CPC classification number: H10K59/124 ,  H01L29/7869 ,  H01L29/78651 ,  H10K59/131

Abstract: A display apparatus is provided including a display area and a non-display area. The display area includes a display element and the non-display area includes a pad portion. A first thin-film transistor (TFT) is arranged in the display area. The first TFT includes silicon and a first gate electrode. A second TFT is arranged on a first insulating layer covering the first gate electrode and includes an oxide and a second gate electrode. A first voltage line extends in a first direction. A data line is spaced apart from the first voltage line. A connection wire is disposed in the display area and connects the data line to the pad portion. The connection wire includes a first portion extending in the first direction and a second portion extending in a second direction crossing the first direction, and the first portion overlaps the first voltage line.

公开(公告)号：US20240049536A1

公开(公告)日：2024-02-08

申请号：US18380760

申请日：2023-10-17

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sunhwa Lee ,  Gyungsoon Park ,  Jaeyong Jang ,  Yujin Lee

IPC: H10K59/131 ,  H10K59/122 ,  H10K59/121 ,  H10K77/10

CPC classification number: H10K59/131 ,  H10K59/122 ,  H10K59/1213 ,  H10K77/111 ,  H01L27/1214

Abstract: A display panel includes a substrate including a display area and a peripheral area around the display area, the display area including a front display area, a corner display area extending from a corner of the front display area, and a middle display area between the front display area and the corner display area, a pixel arranged on the front display area and including a display element, a gate driving circuit arranged on a side of the peripheral area, a data driving circuit arranged on the side on which the gate driving circuit is arranged, a gate line connected to the gate driving circuit and extending to be connected to the pixel, and a data line connected to the data driving circuit and extending to be connected to the pixel.