公开(公告)号：US20250044650A1

公开(公告)日：2025-02-06

申请号：US18747470

申请日：2024-06-19

Applicant: HANNSTAR DISPLAY CORPORATION

Inventor： Jhih-Jie Huang ,  I-Tung Chen

IPC: G02F1/1343 ,  G02F1/1335 ,  G02F1/167 ,  G02F1/1676

Abstract: A display panel includes a substrate and a plurality of pixel units. The pixel unit is disposed on the substrate and includes a power generating structure. The power generating structure includes a first electrode, a second electrode and a transparent semiconductor layer. The first electrode includes a metal reflective layer. The second electrode is disposed on the first electrode and includes a transparent conductive layer. The transparent semiconductor layer is disposed between the first electrode and the second electrode, and the transparent semiconductor layer is electrically connected to the first electrode and the second electrode.

公开(公告)号：US12022724B2

公开(公告)日：2024-06-25

申请号：US18315507

申请日：2023-05-11

Applicant: HannStar Display Corporation

Inventor： Yen-Chung Chen ,  Mei-Ling Chou ,  Chia-Yu Liu

IPC: G06F3/041 ,  G02F1/1333 ,  H10K71/00 ,  H10K77/10

CPC classification number: H10K77/111 ,  G02F1/133305 ,  G06F3/0412 ,  H10K71/00 ,  G06F2203/04102 ,  G06F2203/04103

Abstract: A flexible touch panel includes a flexible touch substrate, an overcoat layer, a device layer, and a waterproof layer. The overcoat layer is disposed over and directly contacting the flexible touch substrate. An adhesive force of the overcoat layer obtained according to an ASTM D3359 cross-cut test is greater than 4B. The device layer is disposed over the overcoat layer. The waterproof layer is interposed between the overcoat layer and the device layer.

公开(公告)号：US20240172475A1

公开(公告)日：2024-05-23

申请号：US18381169

申请日：2023-10-17

Applicant: HANNSTAR DISPLAY CORPORATION

Inventor： Li-Fang Chiu ,  Ching-Chieh Lee ,  Chien-Hung Wu

IPC: H10K59/12 ,  C09K13/04 ,  H10K71/20

CPC classification number: H10K59/1201 ,  C09K13/04 ,  H10K71/231

Abstract: The invention discloses an etching solution and a manufacturing method of a display panel. The method includes following steps: providing a first substrate; forming a conductive layer stack including a first sub-layer, a second sub-layer and a third sub-layer, each of the first sub-layer and the second sub-layer includes a transparent conductive material including indium-containing oxide, the third sub-layer is disposed between the first sub-layer and the second sub-layer, and the third sub-layer includes silver or silver alloy; performing an etching process, an etching solution is used to etch the first sub-layer, the second sub-layer and the third sub-layer to form a first patterned sub-layer, a second patterned sub-layer and a third patterned sub-layer, and the etching solution includes 1 to 2.6 wt % of nitric acid, 35 to 45 wt % of acetic acid, 35 to 45 wt % of phosphoric acid and a remaining amount of water.

公开(公告)号：US11754867B1

公开(公告)日：2023-09-12

申请号：US18171663

申请日：2023-02-21

Applicant: HannStar Display Corporation

Inventor： Guang-Shiung Chao ,  Hsuan-Chen Liu ,  Ling-Chih Kao

IPC: G02F1/13 ,  G02F1/1343 ,  G02F1/1345 ,  G02F1/1333 ,  G02F1/1339

CPC classification number: G02F1/1323 ,  G02F1/1339 ,  G02F1/13452 ,  G02F1/133345 ,  G02F1/134309

Abstract: A privacy device and a privacy display apparatus are provided. The privacy device includes a first substrate, a first privacy electrode, first to fourth pads, a connection electrode, a second substrate, a liquid-crystal layer, a second privacy electrode, and a sealant. The first privacy electrode and the connection electrode are disposed on the first substrate. The first and second pads are coupled to the first privacy electrode. The third and fourth pads are coupled to the connection electrode. The first and second pads are disposed between the third pad and the fourth pad. The liquid-crystal layer and the sealant are disposed between the first substrate and the second substrate. The sealant includes multiple conductors. The connection electrode, the sealant, and the second privacy electrode are in a non-display area and overlap with each other along a direction perpendicular to a top surface of the first substrate.

公开(公告)号：US20220374125A1

公开(公告)日：2022-11-24

申请号：US17730228

申请日：2022-04-27

Applicant: HANNSTAR DISPLAY CORPORATION

Inventor： Mu-Kai Kang ,  Jing-Xuan Chen ,  Cheng-Yen Yeh ,  Sz-Kai Huang

IPC: G06F3/041 ,  G06F3/044

Abstract: The present invention provides a touch display panel. The substrate includes a display region and a non-display region. The first conductive pads, the second conductive pads, the first conductive lines and the second conductive lines are disposed in the non-display region. The first conductive lines are electrically connected to the first conductive pads and the sub-pixels in the display region. The second conductive lines are electrically connected to the second conductive pads and the touch electrodes in the display region. The second conductive line includes a first line segment, a second line segment and a third line segment. The first line segment extends in a first direction and is connected to the second conductive pad. The second line segment extends from the non-display region to the display region. The third line segment extends in a second direction and is connected to the first line segment and the second line segment.

公开(公告)号：US11467684B2

公开(公告)日：2022-10-11

申请号：US17242313

申请日：2021-04-28

Applicant: HannStar Display Corporation

Inventor： Meng-Ju Li ,  Mei-Ling Chou ,  Ding-Wei Liu ,  Wei-Chih Hsu ,  Chen-Hao Su

IPC: G06F3/041 ,  G06F3/044 ,  H01L27/32 ,  G02F1/1333

Abstract: The disclosure provides a touch display panel including a substrate and a first mesh electrode. The first mesh electrode is disposed on the substrate and includes a plurality of first extending portions, a plurality of second extending portions, and a plurality of first disconnection regions. The first extending portions are arranged along a first direction and extend in a second direction. The first direction intersects with the second direction. The second extending portions are arranged along the second direction and extend in the first direction. The first disconnection regions are arranged along the first direction and extend in the second direction. The first disconnection regions overlap the second extending portions and do not overlap the first extending portions.

公开(公告)号：US20220269366A1

公开(公告)日：2022-08-25

申请号：US17741432

申请日：2022-05-10

Applicant: HANNSTAR DISPLAY CORPORATION

Inventor： I-Hsuan Chen ,  Mu-Kai Kang ,  Cheng-Yen Yeh

IPC: G06F3/041 ,  G06F3/047 ,  G06F3/044

Abstract: A touch display device includes a substrate, a plurality of scan lines, a plurality of thin film transistors and a plurality of touch electrodes. The scan lines and the thin film transistors are disposed on the substrate, and each of the thin film transistors is electrically connected to a corresponding scan line of the scan lines. The scan lines include a first scan line. The touch electrodes are disposed on the substrate, the touch electrodes include a first touch electrode and a second touch electrode, the first touch electrode is adjacent to the second touch electrode, the first scan line is disposed between the first touch electrode and the second touch electrode, and the first scan line is partially covered by the first touch electrode.

公开(公告)号：US11307697B2

公开(公告)日：2022-04-19

申请号：US17114453

申请日：2020-12-07

Applicant: HannStar Display (Nanjing) Corporation ,  HannStar Display Corporation

Inventor： Mu-Kai Kang ,  Jing-Xuan Chen ,  Cheng-Yen Yeh ,  Sz-Kai Huang

IPC: G06F3/041 ,  G06F3/047 ,  G06F3/044

Abstract: An in-cell touch display panel includes a sensing line. A touch electrode corresponds to more than one pixel electrodes. A first insulation layer is formed on the sensing line and has a first opening to expose the sensing line. A gate of a thin film transistor (TFT) is formed on the first insulation layer. A second insulation layer is formed on a gate line and has a second opening corresponding to the first opening. A source of the TFT is formed on the second insulation layer. A third insulation layer is formed on the source and has a third opening corresponding to the second opening. The touch electrode is formed on the third insulation layer and electrically connected to the sensing line through the third opening, the second opening, and the first opening.

公开(公告)号：US20220020313A1

公开(公告)日：2022-01-20

申请号：US17349852

申请日：2021-06-16

Applicant: HANNSTAR DISPLAY CORPORATION

Inventor： Cheng-Yen Yeh ,  I-Hsuan Chen ,  Mu-Kai Kang ,  Sz-Kai Huang

IPC: G09G3/20

Abstract: A driving method of a display panel is provided by the present invention. First, a display panel including sub-pixels, gate lines, two gate driver circuits and clock signal lines is provided. Each of the gate lines is electrically connected to a portion of the sub-pixels, and each of the gate lines is electrically connected to one of the gate driver circuits. Each of the gate driver circuits is electrically connected to a portion of the clock signal lines. Moreover, the gate driver circuits is controlled through the clock signal lines to output scan signals to the gate lines in a plurality of frames. Furthermore, make the gate driver circuits have a first scan order in a first frame, and make the gate driver circuits have a second scan order in a second frame, and the first scan order is different from the second scan order.

公开(公告)号：US20210349565A1

公开(公告)日：2021-11-11

申请号：US17380049

申请日：2021-07-20

Applicant: HANNSTAR DISPLAY CORPORATION

Inventor： I-Hsuan Chen ,  Mu-Kai Kang ,  Cheng-Yen Yeh

IPC: G06F3/041 ,  G06F3/047 ,  G06F3/044

Abstract: A touch display device includes a substrate, a plurality of touch electrodes, a plurality of touch signal lines and a plurality of dummy signal lines disposed on the substrate. The touch electrodes are arranged in i number of touch electrode columns and j number of touch electrode rows, the touch signal lines and the dummy signal lines are divided into i number of groups, each of the groups includes j number of touch signal lines and k number of dummy signal lines, and j number of touch signal lines are disposed between a portion of the k number of dummy signal lines and a remaining portion of the k number of dummy signal lines in each of the i number of groups, wherein i, j, and k are positive integers greater than or equal to two.