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    ELECTRONIC DEVICE
    12.
    发明公开
    ELECTRONIC DEVICE 审中-公开

    公开(公告)号：US20230333692A1

    公开(公告)日：2023-10-19

    申请号：US18103360

    申请日：2023-01-30

    Applicant: Samsung Display Co., Ltd.

    Inventor： CHUL KIM ,  YUN-HO KIM

    IPC: G06F3/044 ,  G06F3/046 ,  G06F3/041

    CPC classification number: G06F3/04182 ,  G06F3/0446 ,  G06F3/046 ,  G06F2203/04106

    Abstract: An electronic device includes: a display layer; a sensor layer on the display layer, and including: a first electrode, and a second electrode adjacent to the first electrode; and a plurality of crossing electrodes; and a driving circuit electrically connected to the sensor layer to control an operation of the sensor layer. The sensor layer is to operate in a first touch mode to sense a first input signal, and a second touch mode to sense a second input signal of an input device to discharge a magnetic field, and the driving circuit is to sense coordinates of the input device based on a signal profile measured based on a first current having a first current direction formed in the first electrode by the input device, and a second current having a second current direction opposite to the first current direction formed in the second electrode by the input device.

    ELECTRONIC DEVICE
    13.
    发明申请
    ELECTRONIC DEVICE 有权

    公开(公告)号：US20230025817A1

    公开(公告)日：2023-01-26

    申请号：US17737141

    申请日：2022-05-05

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： JAEUK CHOI ,  YUN-HO KIM ,  CHUL KIM

    IPC: G06F3/041 ,  G06F3/044

    Abstract: An electronic device includes a display panel, an input sensor disposed on the display panel and including a plurality of sensing electrodes and a plurality of sensing lines connected to the sensing electrodes, and a driving circuit that drives the input sensor and generates a control signal based on a type of input applied to the input sensor. The sensing lines include a first sensing line electrically connecting first ends of the sensing electrodes adjacent to each other among the sensing electrodes, and a second sensing line connecting at least one of second ends, which are opposite to the first ends, of the adjacent sensing electrodes to the driving circuit and selectively connecting other sensing electrodes to the driving circuit or a reference electric potential in response to the control signal.

    DISPLAY DEVICE
    15.
    发明申请
    DISPLAY DEVICE 有权

    公开(公告)号：US20210405847A1

    公开(公告)日：2021-12-30

    申请号：US17349796

    申请日：2021-06-16

    Applicant: Samsung Display Co., Ltd.

    Inventor： JAEUK CHOI ,  YUN-HO KIM ,  CHUL KIM ,  BONGHYUN YOU

    IPC: G06F3/041 ,  G06F3/044 ,  G09G3/3266

    Abstract: An display device, includes: an input sensor including: a sensor controller configured to operate in a first mode, in which the first electrode and the second electrode are operated as different groups, or in a second mode, in which the first electrode and the second electrode are operated as a same group, wherein the sensor controller is configured to have an operation time of the first mode, which is longer than an operation time of the second mode, in response to the input sensor operating in the first driving mode during successive sensing periods of a first group, and the sensor controller is configured to have the operation time of the second mode, which is longer than the operation time of the first mode, in response to the input sensor operating in the second driving mode during successive sensing periods of a second group.

    ELECTRONIC DEVICE AND METHOD OF DRIVING THE SAME
    16.
    发明公开
    ELECTRONIC DEVICE AND METHOD OF DRIVING THE SAME 审中-公开

    公开(公告)号：US20240296785A1

    公开(公告)日：2024-09-05

    申请号：US18524949

    申请日：2023-11-30

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： CHUL KIM ,  DONG WOOK YANG

    IPC: G09G3/32 ,  A61B5/02

    CPC classification number: G09G3/32 ,  A61B5/02 ,  G09G2320/0626 ,  G09G2340/0407

    Abstract: An electronic device and a method of driving the electronic device. The electronic device may include: a display panel including a display area, with photo sensors and pixels disposed in the display area; a panel driving circuit configured to cause pixels located in a light emitting area of the display area to emit light; a sensing circuit configured to sense signals of the photo sensors located in a light receiving area of the display area; a memory configured to store at least one application; and a processor configured to vary a setting of at least one of the light emitting area and the light receiving area depending on the application executed with reference to the memory. The electronic device and the method of driving the electronic device may provide a biometric authentication function and a biometric signal measuring function.

    DISPLAY DEVICE
    18.
    发明申请
    DISPLAY DEVICE 有权

    公开(公告)号：US20220206624A1

    公开(公告)日：2022-06-30

    申请号：US17697552

    申请日：2022-03-17

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： JAEUK CHOI ,  YUN-HO KIM ,  CHUL KIM

    IPC: G06F3/041 ,  H01L27/32 ,  G06F3/044

    Abstract: A display device includes a display panel and an input sensor. The input sensor includes a first electrode and a second electrode crossing each other and a bridge pattern at a crossing area of the first electrode and the second electrode. One of the first electrode and the second electrode includes a plurality of center patterns each having a first opening, a plurality of first patterns at one side of the plurality of center patterns and each having a second opening, a plurality of second patterns at another side of the plurality of center patterns and each having a third opening, and a plurality of third patterns for electrically connecting two adjacent patterns from among the plurality of center patterns, the plurality of first patterns, and the plurality of second patterns.

    ELECTRONIC DEVICE
    19.
    发明申请
    ELECTRONIC DEVICE 有权

    公开(公告)号：US20220107717A1

    公开(公告)日：2022-04-07

    申请号：US17361321

    申请日：2021-06-29

    Applicant: Samsung Display Co., Ltd.

    Inventor： SOOJUNG LEE ,  YUNA KIM ,  CHUL KIM ,  WONSANG PARK ,  SEUNGWOOK CHUN ,  BORAM CHOI ,  YUJIN CHOI

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

    Abstract: An electronic device includes: a display panel configured to display an image; an input sensor disposed on the display panel and including first electrodes and second electrodes electrically insulated from the first electrodes; and a sensor controller electrically connected to the input sensor, the sensor controller configured to drive the input sensor in a first driving mode or a second driving mode, wherein: in the first driving mode, the sensor controller is configured to measure a variation of capacitance between the first electrodes and the second electrodes to generate location information of an input, and in the second driving mode, the sensor controller is configured to use a first portion among the first electrodes as a transmission sensing electrode and to use a second portion among the first electrodes as a reception sensing electrode to analyze a body composition.

    DISPLAY DEVICE AND METHOD OF DRIVING THE SAME IN TWO MODES
    20.
    发明申请
    DISPLAY DEVICE AND METHOD OF DRIVING THE SAME IN TWO MODES 审中-公开
    显示装置及其在两种模式中的驱动方法

    公开(公告)号：US20160283033A1

    公开(公告)日：2016-09-29

    申请号：US15179315

    申请日：2016-06-10

    Applicant: Samsung Display Co., Ltd.

    Inventor： KANGWON LEE ,  INCHEOL KIM ,  UNG CHOI ,  WON-KI HONG ,  SEUNGHO NAM ,  JIHONG PARK ,  CHUL KIM ,  HOJIN BYUN ,  KISEOK CHA

    IPC: G06F3/041 ,  G06F3/044

    CPC classification number: G06F3/0416 ,  G06F3/0412 ,  G06F3/044 ,  G06F2203/04106 ,  G09G3/20 ,  G09G2300/023

    Abstract: A display device includes a display panel and a touch panel. The touch panel calculates coordinate information of an input position by an electrostatic capacitive method in a first mode and calculates the coordinate information of the input position by an electromagnetic induction method in a second mode. The touch panel includes scan line groups and source line groups, which are operated as touch electrodes or touch coils on the basis of the operating mode thereof. In addition, the touch panel includes touch electrodes and touch coils, which are individually operated on the basis of the operating mode thereof.

    Abstract translation: 显示装置包括显示面板和触摸面板。 触摸面板通过第一模式中的静电电容法来计算输入位置的坐标信息，并且以第二模式的电磁感应方法计算输入位置的坐标信息。 触摸面板包括基于其操作模式作为触摸电极或触摸线圈操作的扫描线组和源极线组。 此外，触摸面板包括基于其操作模式单独操作的触摸电极和触摸线圈。

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