公开(公告)号：US11163412B2

公开(公告)日：2021-11-02

申请号：US16915946

申请日：2020-06-29

Applicant: Samsung Display Co., Ltd.

Inventor： Hwa Jeong Kim ,  Jae Sic Lee ,  Na Yun Kwak ,  Dong Hwan Kim ,  Seung Woo Sung ,  Min Kyu Woo ,  Min Ku Lee ,  Seong Jun Lee ,  Sang Jin Pak ,  Sang Hyun Jun

IPC: G06F3/041 ,  G06F3/044

Abstract: A touch sensor may include a substrate and may include electrode units, first demultiplexers, second demultiplexers, and driving pads all located on the substrate. The electrode units each may include a plurality of electrode groups, the electrode groups each including a plurality of touch electrodes. The first demultiplexers each may include a plurality of sub-demultiplexers and each may be electrically connected to a corresponding one of the electrode units. Each of the sub-demultiplexers of a first demultiplexer may be electrically connected to a corresponding one of the electrode groups of a corresponding electrode unit. The second demultiplexers may be connected between the first demultiplexers and the driving pads.

公开(公告)号：US11100843B2

公开(公告)日：2021-08-24

申请号：US16840229

申请日：2020-04-03

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jae Sic Lee ,  Min Woo Byun ,  Jae Du Noh ,  Min Kyu Woo ,  Seung Yeon Cho

IPC: G09G3/20 ,  G09G3/32 ,  G09G3/3266 ,  G02B27/01 ,  G09G3/3233 ,  G02B13/06

Abstract: A display device includes a pixel unit including first pixels in a first pixel area, second pixels in a second pixel area, and third pixels in a third pixel area; a first scan driver including first multiplexers configured to operate in response to a first mode and a second mode different from the first mode, and to supply first scan signals to first scan lines connected to the first pixels; a second scan driver configured to supply second scan signals to second scan lines connected to the second pixels; and a third scan driver including second multiplexers configured to operate in response to the first mode and the second mode, and to supply third scan signals to third scan lines connected to the third pixels.

公开(公告)号：US10732775B2

公开(公告)日：2020-08-04

申请号：US15940260

申请日：2018-03-29

Applicant: Samsung Display Co., Ltd.

Inventor： Hwa Jeong Kim ,  Jae Sic Lee ,  Na Yun Kwak ,  Dong Hwan Kim ,  Seung Woo Sung ,  Min Kyu Woo ,  Min Ku Lee ,  Seong Jun Lee ,  Sang Jin Pak ,  Sang Hyun Jun

IPC: G06F3/041 ,  G06F3/044

Abstract: A touch sensor may include a substrate and may include electrode units, first demultiplexers, second demultiplexers, and driving pads all located on the substrate. The electrode units each may include a plurality of electrode groups, the electrode groups each including a plurality of touch electrodes. The first demultiplexers each may include a plurality of sub-demultiplexers and each may be electrically connected to a corresponding one of the electrode units. Each of the sub-demultiplexers of a first demultiplexer may be electrically connected to a corresponding one of the electrode groups of a corresponding electrode unit. The second demultiplexers may be connected between the first demultiplexers and the driving pads.

公开(公告)号：US11889706B2

公开(公告)日：2024-01-30

申请号：US16568920

申请日：2019-09-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kyung Hoon Kim ,  Won Kyu Kwak ,  Mi Hae Kim ,  Hyun Chol Bang ,  Ki Myeong Eom ,  Jae Sic Lee

IPC: H10K59/121 ,  H10K59/124 ,  H10K59/126 ,  H10K59/131

CPC classification number: H10K59/1213 ,  H10K59/124 ,  H10K59/126 ,  H10K59/1216 ,  H10K59/131

Abstract: A display device includes a substrate, pixels each including at least one transistor, a storage capacitor connected to the at least one transistor, and a light emitting element connected to the at least one transistor, scan lines connected to each of the pixels, a data line connected to each of the pixels, and a power line supplying a first power voltage to the light emitting element. The power line includes a first conductive pattern that extends in a first direction, and is provided on a first insulating interlayer, a second conductive pattern that extends in the first direction, is provided on a second insulating interlayer, and is connected to the first conductive pattern through a first contact hole, and a third conductive pattern that extends in a second direction, is provided on a third insulating interlayer, and is connected to the second conductive pattern through a second contact hole.

公开(公告)号：US11675466B2

公开(公告)日：2023-06-13

申请号：US17491404

申请日：2021-09-30

Applicant: Samsung Display Co., Ltd.

Inventor： Hwa Jeong Kim ,  Jae Sic Lee ,  Na Yun Kwak ,  Dong Hwan Kim ,  Seung Woo Sung ,  Min Kyu Woo ,  Min Ku Lee ,  Seong Jun Lee ,  Sang Jin Pak ,  Sang Hyun Jun

IPC: G06F3/041 ,  G06F3/044

CPC classification number: G06F3/0446 ,  G06F3/044 ,  G06F3/0416 ,  G06F3/04164 ,  G06F3/04166

Abstract: A touch sensor may include a substrate and may include electrode units, first demultiplexers, second demultiplexers, and driving pads all located on the substrate. The electrode units each may include a plurality of electrode groups, the electrode groups each including a plurality of touch electrodes. The first demultiplexers each may include a plurality of sub-demultiplexers and each may be electrically connected to a corresponding one of the electrode units. Each of the sub-demultiplexers of a first demultiplexer may be electrically connected to a corresponding one of the electrode groups of a corresponding electrode unit. The second demultiplexers may be connected between the first demultiplexers and the driving pads.

公开(公告)号：US10332438B2

公开(公告)日：2019-06-25

申请号：US15800576

申请日：2017-11-01

Applicant: Samsung Display Co., Ltd.

Inventor： Min Kyu Woo ,  Seung Kyu Lee ,  Jae Du Noh ,  Min Woo Byun ,  Jae Sic Lee ,  Seung Yeon Cho

IPC: G09G3/20 ,  G09G3/3266 ,  G09G3/3233 ,  G11C19/28

Abstract: A display device includes: first pixels at a first pixel area and connected to first scan lines; a first scan driver to supply first scan signals to the first scan lines; second pixels at a second pixel area and connected to second scan lines; a second scan driver to supply second scan signals to the second scan lines; third pixels at a third pixel area and connected to third scan lines; and a third scan driver to supply third scan signals to the third scan lines. In a first mode, each of the first scan signals has at least a portion having a first pulse width, and each of the second scan signals has at least a portion having a second pulse width different from the first pulse width.

公开(公告)号：US11983374B2

公开(公告)日：2024-05-14

申请号：US18141967

申请日：2023-05-01

Applicant: Samsung Display Co., Ltd.

Inventor： Hwa Jeong Kim ,  Jae Sic Lee ,  Na Yun Kwak ,  Dong Hwan Kim ,  Seung Woo Sung ,  Min Kyu Woo ,  Min Ku Lee ,  Seong Jun Lee ,  Sang Jin Pak ,  Sang Hyun Jun

IPC: G09G5/00 ,  G06F3/041 ,  G06F3/044

CPC classification number: G06F3/0446 ,  G06F3/0416 ,  G06F3/04164 ,  G06F3/04166 ,  G06F3/044

Abstract: A touch sensor may include a substrate and may include electrode units, first demultiplexers, second demultiplexers, and driving pads all located on the substrate. The electrode units each may include a plurality of electrode groups, the electrode groups each including a plurality of touch electrodes. The first demultiplexers each may include a plurality of sub-demultiplexers and each may be electrically connected to a corresponding one of the electrode units. Each of the sub-demultiplexers of a first demultiplexer may be electrically connected to a corresponding one of the electrode groups of a corresponding electrode unit. The second demultiplexers may be connected between the first demultiplexers and the driving pads.

公开(公告)号：US11682345B2

公开(公告)日：2023-06-20

申请号：US17860883

申请日：2022-07-08

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Hee Jang ,  Kyong Hwan Oh ,  Jae Sic Lee

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2300/0842 ,  G09G2320/0238

Abstract: A display device according to an embodiment of the present disclosure is provided. The display device comprises a light emitting diode, a first transistor connected between an initialization power source and an anode of the light emitting diode and having a gate electrode connected to an initialization line, and an initialization driver for supplying an initialization signal to the initialization line. The initialization driver supplies the initialization signal every frame when driven at a first frequency and supplies the initialization signal every set of two or more frames when driven at a second frequency different from the first frequency.

公开(公告)号：US10762851B2

公开(公告)日：2020-09-01

申请号：US16109320

申请日：2018-08-22

Applicant: Samsung Display Co., Ltd.

Inventor： Tae Hoon Kwon ,  Ji Hyun Ka ,  Jae Sic Lee ,  Seung Ji Cha

IPC: G09G5/10 ,  G09G3/3266 ,  G09G3/3233 ,  G09G3/20 ,  G09G3/3275

Abstract: A display device includes: a display panel including a plurality of pixels; a scan driver configured to supply a scan signal to the plurality of pixels through a plurality of scan lines based on a scan start signal; an emission driver configured to supply an emission control signal to the plurality of pixels through a plurality of emission control lines based on an emission control start signal; and a timing controller configure to control an interval between a plurality of gate-on periods of the scan start signal within a gate-off period of the emission control start signal based on a dimming level.

公开(公告)号：US12165592B2

公开(公告)日：2024-12-10

申请号：US18543226

申请日：2023-12-18

Applicant: Samsung Display Co., LTD.

Inventor： Jeong Hun Bang ,  Ji Hyun Ka ,  Kyung Hoon Kim ,  Joong Soo Moon ,  Jae Sic Lee ,  Jae Yong Lee

IPC: G09G3/3233 ,  H10K59/131

Abstract: There is provided a display device including a substrate, a circuit layer, and an element layer. A display area of the substrate includes a main display area in which emission areas are arranged side by side, and at least one sub-display area surrounded by the main display area. The at least one sub-display area further includes light transmission areas located between the emission areas. The circuit layer includes light-emitting pixel drivers respectively electrically connected to the light-emitting elements of the element layer, data lines transmitting data signals to the light-emitting pixel drivers, first dummy lines extending in a first direction intersecting the data lines, and second dummy lines extending parallel to the data lines and paired with the data lines, respectively. The second dummy lines include reset transmission lines extending from the non-display area to the at least one sub-display area.