公开(公告)号：US11822754B2

公开(公告)日：2023-11-21

申请号：US17693110

申请日：2022-03-11

Applicant: Samsung Display Co., Ltd.

Inventor： Chang Ho Hyun ,  Eun Sup Kim ,  Joon Hee Song

IPC: G06F3/044 ,  G06F3/041

CPC classification number: G06F3/0446 ,  G06F3/0448 ,  G06F3/04164 ,  G06F3/04166

Abstract: A display device includes: a display unit including a plurality of pixels; and a touch sensing unit on a surface of the display unit, the touch sensing unit including first and second touch sensor areas adjacent to each other along a first direction, wherein the touch sensing unit comprises: a plurality of driving electrodes branched off from a plurality of driving lines, with the plurality of driving electrodes extending in a second direction intersecting the first direction, in each of the first and second touch sensor areas; a plurality of sensing electrodes extending in the first direction; a plurality of odd electrodes extending in the second direction in the first touch sensor area; and a plurality of even electrodes extending in the second direction in the second touch sensor area.

公开(公告)号：US11783797B2

公开(公告)日：2023-10-10

申请号：US17860000

申请日：2022-07-07

Applicant: Samsung Display Co., LTD.

Inventor： Chang Ho Hyun ,  Seungwon Chegal ,  Eunjeong Cho

IPC: G09G5/10

CPC classification number: G09G5/10 ,  G09G2360/141 ,  G09G2360/145 ,  G09G2360/16

Abstract: A display apparatus includes: a display panel comprising a first area having a first pixel structure and a second area having a second pixel structure different from the first pixel structure; a camera under the display panel and corresponding to the second area of the display panel; and a luminance compensator configured to determine a luminance of the first area and a luminance of the second area using captured data captured by the camera and configured to compensate image data applied to the display panel.

公开(公告)号：US12190774B2

公开(公告)日：2025-01-07

申请号：US18197434

申请日：2023-05-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chang Ho Hyun

IPC: G09G3/20 ,  G09G3/3233

Abstract: A display device includes a pixel component including a first pixel area in which pixels are disposed at a first density, and a second pixel area in which the pixels are disposed at a second density less than the first density, and a grayscale compensator which converts input grayscale values for the first pixel area to output grayscale values within a first grayscale range, and converts the input grayscale values for the second pixel area to the output grayscale values within a second grayscale range. An upper limit of the second grayscale range is greater than an upper limit of the first grayscale range.

公开(公告)号：US10860278B2

公开(公告)日：2020-12-08

申请号：US16420091

申请日：2019-05-22

Applicant: Samsung Display Co., Ltd.

Inventor： Chang Ho Hyun ,  Hyeong Gwaon Kim ,  Heung Suk Chin

IPC: G06F3/14 ,  G09G3/3258

Abstract: Provided is a display device including a first display panel, a second display panel, and a driving unit that is electrically connected to the first display panel and to the second display panel, and that is configured to provide a driving signal, which is a voltage signal having periodicity, to the first display panel and to the second display panel.

公开(公告)号：US11574600B2

公开(公告)日：2023-02-07

申请号：US16775698

申请日：2020-01-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chang Ho Hyun ,  Chang Woo Kahng

IPC: G09G3/20 ,  G09G3/3275 ,  G09G3/3208

Abstract: A display device includes a substrate, a display panel including a first display area, a second display area, and a third display area between the first and second display areas, each of the first, second, and third display areas including a plurality of pixels, and a sensor which is between the substrate and the first display area of the display panel and senses an external object through the first display area. A first pixel density of the first display area is less than a second pixel density of the second display area, and a pixel density of the third display area varies with relative distances from the first display area.

公开(公告)号：US11217192B2

公开(公告)日：2022-01-04

申请号：US16678377

申请日：2019-11-08

Applicant: Samsung Display Co., Ltd.

Inventor： Chang Ho Hyun ,  Hee Kwon Eun ,  Man Bok Cheon

IPC: G09G3/36 ,  G02F1/1343 ,  G02F1/13357 ,  H01L27/32

Abstract: A display device includes a display panel including display pixels, and a display filter overlapping the display panel and including filter pixels that are greater in number than the display pixels, wherein in units of frame, each of the display pixels is configured to emit light at a luminance corresponding to one gray level, and wherein in units of sub-frames, each of the filter pixels is configured to be switched to a transmissive state or a non-transmissive state, wherein each of the sub-frames is shorter in period than a corresponding one of the frames.

公开(公告)号：US20210327971A1

公开(公告)日：2021-10-21

申请号：US17138974

申请日：2020-12-31

Applicant: Samsung Display Co., Ltd.

Inventor： Chang Ho Hyun ,  Dohyun Kang ,  Byung Wook Ahn

IPC: H01L27/32

Abstract: Disclosed are display layers, panels and devices. The display panel has a first display region and a second display region, at least a portion of which is bounded by the first display region, a plurality of first pixels on the first display region, and a plurality of second pixels on the second display region and including a plurality of light-emitting pixels each providing the same color as that produced from one of the first pixels and a plurality of non-light-emitting pixels. A first region where the light-emitting pixels are disposed is asymmetric to a second region where the non-light-emitting pixels are disposed.

公开(公告)号：US20160140898A1

公开(公告)日：2016-05-19

申请号：US14677812

申请日：2015-04-02

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chang Ho Hyun ,  Sung Jin Kang

IPC: G09G3/32

CPC classification number: G09G3/3233 ,  G09G2300/0413 ,  G09G2320/0257 ,  G09G2320/0285 ,  G09G2320/0295 ,  G09G2320/045 ,  G09G2360/16

Abstract: An organic light-emitting display device including a data driver configured to generate a data signal based on image data provided by a timing controller and to provide the data signal to a plurality of data lines, a display panel including a pixel unit, which controls an amount of current flowing from a first power source to a second power source according to the data signal provided thereto via the plurality of data lines, and a dummy pixel unit, which has a plurality of dummy pixel circuits that are configured to receive the data signal via the plurality of data lines and a compensation signal generator configured to generate a compensation signal by comparing an amount of current flowing in the pixel unit and an amount of current flowing in the dummy pixel unit.

Abstract translation: 一种有机发光显示装置，包括：数据驱动器，被配置为基于由定时控制器提供的图像数据生成数据信号，并将数据信号提供给多条数据线;显示面板，包括像素单元，其控制 根据经由多条数据线提供给其的数据信号从第一电源流向第二电源的电流量，以及虚拟像素单元，其具有被配置为接收数据信号的多个虚拟像素电路 经由多条数据线以及补偿信号发生器，被配置为通过比较在像素单元中流动的电流量和在虚拟像素单元中流动的电流量来产生补偿信号。

公开(公告)号：US12216817B2

公开(公告)日：2025-02-04

申请号：US17865633

申请日：2022-07-15

Applicant: Samsung Display Co., Ltd.

Inventor： Tae Un Lee ,  Sung Hwan Park ,  Chang Ho Hyun

IPC: G06F3/01 ,  G02B27/01 ,  G09G3/20 ,  G09G3/32 ,  G09G3/3208

Abstract: A display device includes: a visual sensor for generating visual sensing data by sensing an eye of a user; a display panel including a display area and pixels disposed on the display area; an image converter for generating a second image signal by converting a first image signal of the pixels based on the visual sensing data; and a data driver for providing the pixels with data signals corresponding to the second image signal. The image converter generates visual information based on the visual sensing data, determines a first area and a second area different from the first area of the display area based on the visual information, and generates the second image signal by converting grayscales of the second area in the first image signal.

公开(公告)号：US12075677B2

公开(公告)日：2024-08-27

申请号：US17138974

申请日：2020-12-31

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chang Ho Hyun ,  Dohyun Kang ,  Byung Wook Ahn

IPC: H10K59/35 ,  H10K59/122

CPC classification number: H10K59/353 ,  H10K59/122 ,  H10K59/352

Abstract: Disclosed are display layers, panels and devices. The display panel has a first display region and a second display region, at least a portion of which is bounded by the first display region, a plurality of first pixels on the first display region, and a plurality of second pixels on the second display region and including a plurality of light-emitting pixels each providing the same color as that produced from one of the first pixels and a plurality of non-light-emitting pixels. A first region where the light-emitting pixels are disposed is asymmetric to a second region where the non-light-emitting pixels are disposed.