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    Display device
    1.
    发明授权
    Display device 有权

    公开(公告)号：US11222560B2

    公开(公告)日：2022-01-11

    申请号：US16230631

    申请日：2018-12-21

    Applicant: Samsung Display Co., Ltd.

    Inventor： Hyun Wook Lee ,  Jae Ho Choi ,  Seung Rae Kim ,  Jae Min Seong ,  Min cheol Chae

    IPC: G02F1/13 ,  G09G3/00 ,  G02F1/1335 ,  G02F1/1333

    Abstract: An exemplary embodiment provides a display device including: a display part configured to include a display part color filter; and a peripheral part disposed at the upper side of the display part and including an inspection pattern for checking an alignment of the display part color filter. The inspection pattern may include a plurality of color filters having colors and reference patterns disposed at at least one side of the plurality of color filters. A number of the plurality of color filters of each color corresponds to a number of shots of a division exposure process. Adjacent color filters among the plurality of color filters may be disposed at different heights.

    Display device
    2.
    发明授权
    Display device 有权

    公开(公告)号：US11048350B2

    公开(公告)日：2021-06-29

    申请号：US16704564

    申请日：2019-12-05

    Applicant: Samsung Display Co., Ltd.

    Inventor： Jae Ho Choi ,  Jae Yong Lee ,  Chang Won Jeong

    IPC: G06F3/041

    Abstract: A display device includes: a substrate including a display region having pixels and a non-display region disposed along at least part of the periphery of the display region; first lines in the non-display region of the substrate; a first insulating layer disposed on the first lines; second lines disposed on the first insulating layer in the non-display region; a second insulating layer disposed on the second lines; a third line disposed on the second insulating layer, the third line overlapping portions of the first and second lines in the non-display region; a third insulating layer disposed on the third line, the third insulating layer exposing a portion of the third line in a first region that overlaps with the first and second lines; and a fourth line on the third insulating layer, the fourth line overlapping the third line and in direct contact with the third line in the first region.

    Display device and driving method thereof
    3.
    发明授权
    Display device and driving method thereof 有权

    公开(公告)号：US10573258B2

    公开(公告)日：2020-02-25

    申请号：US15718806

    申请日：2017-09-28

    Applicant: Samsung Display Co., Ltd.

    Inventor： Myeong Su Kim ,  Jae Ho Choi ,  Sil Yi Bang ,  Kuk-Hwan Ahn ,  Kwan-Young Oh ,  Sang Su Han

    IPC: G09G3/36

    Abstract: A display device includes a display panel including a plurality of pixels and divided into a plurality of regions, a data driver generating a plurality of reference gamma voltages based on a gamma control signal and including a data driving integrated circuit applying a data signal generated using the plurality of reference gamma voltages to a corresponding pixel among the plurality of pixels, a memory storing a plurality of gamma voltage data corresponding to a plurality of gamma curves of each of the plurality of regions, and a signal controller determining characteristics of a plurality of images divided and displayed in the plurality of regions using an input image signal, selecting the gamma curves corresponding to the plurality of regions according to the characteristics, and reading gamma voltage data corresponding to the selected gamma curve from the memory to generate the gamma control signal.

    Liquid crystal display and a method of measuring a capacitance of a liquid crystal display
    5.
    发明授权
    Liquid crystal display and a method of measuring a capacitance of a liquid crystal display 有权

    公开(公告)号：US10216051B2

    公开(公告)日：2019-02-26

    申请号：US14492485

    申请日：2014-09-22

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： Yu-Jin Jeon ,  Jae-Hyun Park ,  Jae Ho Choi ,  Sung Chul Hong

    IPC: G02F1/1345 ,  G02F1/135 ,  G02F1/13 ,  G09G3/00 ,  G01R27/26 ,  G02F1/1343 ,  G02F1/1362

    Abstract: A liquid crystal display including: a display area which includes an upper substrate, a lower substrate, pixels and a liquid crystal layer interposed between the upper and lower substrates; and a measuring unit including a tag portion, a common voltage applying portion, and a pixel voltage applying portion, in which the common voltage applying portion and the tag portion, and the pixel voltage applying portion and the tag portion are connected to each other, a data conductor, a common electrode, a passivation layer, and a pixel electrode are disposed on the common voltage applying portion with substantially the same thickness as at least one of the pixels of the display area, a first part of the data conductor of the common voltage applying portion directly contacts the pixel electrode, and a second part of the data conductor of the common voltage applying portion directly contacts the common electrode.

    Display device and driving method thereof
    6.
    发明授权
    Display device and driving method thereof 有权

    公开(公告)号：US09892709B2

    公开(公告)日：2018-02-13

    申请号：US14293856

    申请日：2014-06-02

    Applicant: Samsung Display Co., LTD.

    Inventor： Jae Ho Choi ,  Sil Yi Bang ,  Jang Hyun Yeo ,  Myeong Su Kim

    IPC: G09G5/00 ,  G09G3/20

    CPC classification number: G09G5/003 ,  G09G3/2055 ,  G09G2340/0428

    Abstract: The inventive concept relates to a display device and a driving method thereof. A display device according to an exemplary embodiment of the inventive concept includes: a display panel including a plurality of pixels and a plurality of data lines; a data driver applying data voltages to the plurality of data lines; a signal controller controlling the data driver; and a graphic controller inputting an image signal that is dithered based on dithering patterns of one set to the signal controller, wherein the signal controller includes a dithering cycle detector configured to detect a dithering cycle which is a cycle in which the dithering patterns of one set are repeated, and a still image detector configured to determine whether a current frame is a frame displaying a still image or a frame displaying a motion picture image based on the dithering cycle and the image signal.

    Display device and method of driving the same
    8.
    发明授权
    Display device and method of driving the same 有权

    公开(公告)号：US10049619B2

    公开(公告)日：2018-08-14

    申请号：US15342530

    申请日：2016-11-03

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： Geun Hyuk Choi ,  Sang Hyun Lee ,  Hyo Chul Lee ,  Jae Ho Choi ,  Hyun Seok Hong

    IPC: G09G3/36 ,  G09G3/3266 ,  G09G3/3291

    Abstract: A display device includes a timing controller which transmits a vertical clock signal having rising edges and falling edges to a gate driver and a gate driver which receives the vertical clock signal, to generate a first gate clock signal and a first inverted gate clock signal in accordance with one of the rising edges and the falling edges of the vertical clock signal, and to generate a second gate clock signal and a second inverted gate clock signal in accordance with a remaining one of the rising edges and the falling edges of the vertical clock signal.

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