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    Display device including a crack detecting line
    52.
    发明授权
    Display device including a crack detecting line 有权

    公开(公告)号：US11984455B2

    公开(公告)日：2024-05-14

    申请号：US17385826

    申请日：2021-07-26

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： Hey Jin Shin ,  Won Kyu Kwak ,  Seung-Kyu Lee

    IPC: H01L27/12 ,  H10K59/131

    CPC classification number: H01L27/1244 ,  H01L27/1218 ,  H10K59/131

    Abstract: A display device including: a substrate including a display area for displaying an image and a non-display area positioned at a periphery of the display area; a plurality of pixels positioned at the display area; a plurality of data lines connected with the plurality of pixels; and a crack detecting line positioned at the non-display area, wherein the crack detecting line includes: a plurality of unit connectors extending in a first direction, wherein the first direction is parallel to an extending direction of a side of the substrate nearest to the unit connectors; and a plurality of wiring portion units connected to each other through the plurality of unit connectors, wherein the number of wiring portion units is an even number.

    Display device
    53.
    发明授权
    Display device 有权

    公开(公告)号：US11881148B2

    公开(公告)日：2024-01-23

    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: G09G3/3233 ,  G09G3/20

    CPC classification number: G09G3/2092 ,  G09G3/3233 ,  G09G2310/0251 ,  G09G2310/0267 ,  G09G2310/0275 ,  G09G2310/08 ,  G09G2340/0435

    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.

    Display device with crack detection circuitry and manufacturing method thereof
    54.
    发明授权
    Display device with crack detection circuitry and manufacturing method thereof 有权

    公开(公告)号：US11881131B2

    公开(公告)日：2024-01-23

    申请号：US16972918

    申请日：2019-06-04

    Applicant: Samsung Display Co., LTD.

    Inventor： Kwang Sae Lee ,  Ji-Hyun Ka ,  Won Kyu Kwak ,  Hwa Young Song ,  Ki Myeong Eom

    IPC: G09G3/00 ,  G09G3/20

    CPC classification number: G09G3/006 ,  G09G3/20 ,  G09G2310/0275 ,  G09G2330/12

    Abstract: A display device includes a substrate including a display area and a non-display area disposed near the display area, a plurality of pixels disposed in the display area, a plurality of signal lines disposed on the substrate and connected to the pixels, and a pad portion disposed in the non-display area and including a plurality of pads. The signal lines include a first crack detecting line connected to a first test voltage pad and a first pad at a first node, connected to a second pad at a second node, and extending around the non-display area between the first node and the second node, as well as a first data line including a first end connected to a first transistor connected to the first crack detecting line at the second node, and a second end connected to corresponding pixels from among the plurality of pixels.

    Touch sensor and display device including the same
    57.
    发明授权
    Touch sensor and display device including the same 有权

    公开(公告)号：US11681404B2

    公开(公告)日：2023-06-20

    申请号：US17750278

    申请日：2022-05-20

    Applicant: Samsung Display Co., Ltd.

    Inventor： Sung Jae Moon ,  Hwan Hee Jeong ,  Won Kyu Kwak

    IPC: G06F3/044 ,  G06F3/041

    CPC classification number: G06F3/0446 ,  G06F3/044 ,  G06F3/0412 ,  G06F3/0443 ,  G06F3/04164 ,  G06F2203/04111 ,  G06F2203/04112

    Abstract: A touch sensor includes a base layer including a first to third sensing region and a non-sensing region surrounding the first to third sensing region; a plurality of touch electrode rows provided in the first to third sensing regions and including a plurality of first touch electrodes connected in a first direction; and a plurality of touch electrode columns including a plurality of second touch electrodes connected in a second direction crossing the first direction. At least one of the first to third sensing regions has an area larger than that of other sensing regions. The non-sensing region includes an additional non-sensing region disposed between the second sensing region and the third sensing region and a bridge line provided in the additional non-sensing region and electrically connecting the first touch electrodes of the second sensing region to the first touch electrodes of the third sensing region.

    Display device having a detection line and method for inspection thereof
    58.
    发明授权
    Display device having a detection line and method for inspection thereof 有权

    公开(公告)号：US11657744B2

    公开(公告)日：2023-05-23

    申请号：US17735332

    申请日：2022-05-03

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： Kwang Sae Lee ,  Won Kyu Kwak ,  Ki Myeong Eom

    IPC: G09G3/00 ,  G06F1/16 ,  G09G3/3291

    CPC classification number: G09G3/006 ,  G06F1/1652 ,  G09G3/3291

    Abstract: A display device includes a display area configured to include a plurality of pixels and a plurality of data lines connected to the pixels. A hole area is disposed within the display area. A hole crack detection line is disposed adjacent to the hole area and surrounds the hole area. The device includes first and second detection lines which include first and second detection transfer lines and first and second detection receiving lines, respectively. A test controller electrically connects the first detection receiving line to a first data line and the second detection receiving line to a second data line. Pixels connected to the first data line that is connected to a first bright-line transistor and pixels connected to the second data line that is connected to a second bright-line transistor are configured to emit light when a crack occurs in the hole crack detection line.

    Display device
    59.
    发明授权
    Display device 有权

    公开(公告)号：US11656518B2

    公开(公告)日：2023-05-23

    申请号：US17372956

    申请日：2021-07-12

    Applicant: Samsung Display Co., Ltd.

    Inventor： Hyun-Chol Bang ,  Won Kyu Kwak ,  Dong Wook Kim ,  Jin Woo Park ,  Sun-Ja Kwon

    IPC: G02F1/1368 ,  G02F1/1362

    CPC classification number: G02F1/1368 ,  G02F1/136227 ,  G02F1/136286 ,  G02F2201/121 ,  G02F2201/123 ,  G02F2201/52

    Abstract: A display device includes a first display area including a plurality of first pixel areas and a second display area including a plurality of second pixel areas and a plurality of light transmitting areas. Each of the plurality of first pixel areas includes at least one first pixel to display an image. Each of the plurality of second pixel areas includes at least one second pixel to display the image. The light transmitting area does not include a pixel capable of displaying the image and has higher light transmittance than the second pixel area. In the second display area, at least one of the plurality of light transmitting areas is between two second pixel areas adjacent in a first direction, and at least one of the plurality of light transmitting areas is between two second pixel areas adjacent in a second direction different from the first direction.

    Display device and touch sensor
    60.
    发明授权
    Display device and touch sensor 有权

    公开(公告)号：US11435858B2

    公开(公告)日：2022-09-06

    申请号：US17341295

    申请日：2021-06-07

    Applicant: Samsung Display Co., Ltd.

    Inventor： Tae Yong Eom ,  Ki Cheol Kim ,  Jae Yoon Chang ,  Won Kyu Kwak ,  Young Bae Jung

    IPC: G06F3/044 ,  G06F3/041 ,  H01L27/32 ,  H01L51/00 ,  H01L51/52

    Abstract: A display device and a touch sensor, the display device including a first substrate in which a display area and a peripheral area around the display area are defined; an element layer which is located on the first substrate and comprises a first light emitting element located in the display area and a second light emitting element at least partially located in the peripheral area; and a touch sensor which is located on the element layer. The touch sensor includes: a touch electrode portion which is located in the display area and overlaps the first light emitting element; a touch signal line which is located in the peripheral area and is connected to the touch electrode portion; and a light transmission control pattern portion which is located in the peripheral area, overlaps the second light emitting element, and extends along a boundary between the display area and the peripheral area.

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