公开(公告)号：US20220059579A1

公开(公告)日：2022-02-24

申请号：US17517455

申请日：2021-11-02

Applicant: Xiamen Tianma Micro-Electronics Co.,Ltd.

Inventor： Guofeng Zhang ,  Yong Yuan

IPC: H01L27/12

Abstract: Provided are a display panel and a display device. The display panel includes a base substrate; a first transistor including a first active layer including silicon, a first gate, a first source and a first drain; a second transistor including a second active layer including an oxide semiconductor, a second gate located on a side of the second active layer facing away from the base substrate, a second source and a second drain; a first insulating layer including an inorganic material; and a planarization layer including an organic material. The first insulating layer includes a first insulating sublayer and a second insulating sublayer. The second insulating sublayer is located on a side of the first insulating sublayer facing away from the base substrate, and a compactness of the second insulating sublayer is greater than a compactness of the first insulating sublayer.

公开(公告)号：US11226511B2

公开(公告)日：2022-01-18

申请号：US16670155

申请日：2019-10-31

Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.

Inventor： Ling Wu ,  Binyi Zheng ,  Boping Shen

IPC: G02F1/1333 ,  G02F1/1335 ,  G02F1/1362 ,  G06K9/00 ,  G02F1/1343 ,  H01L27/146

Abstract: Display panel and display device are provided. The display panel includes: a color film substrate, an array substrate, at least one light sensitive unit, and collimating apertures penetrating a portion of film layers of the color film substrate and the array substrate along a first direction perpendicular to the display panel. The collimating apertures and the at least one light sensitive unit are disposed in a one-to-one correspondence. The color film substrate includes a first substrate, a first light-blocking layer with first openings, and at least one second light-blocking layer with second openings. The array substrate includes a third light-blocking layer with third openings. An orthographic projection of each first opening, an orthographic projection of a corresponding second opening, and an orthographic projection of a corresponding third opening, at least partially overlap an orthographic projection of a corresponding collimating aperture on the first substrate.

公开(公告)号：US20210407445A1

公开(公告)日：2021-12-30

申请号：US16991239

申请日：2020-08-12

Applicant: Xiamen Tianma Micro-Electronics Co.,Ltd.

Inventor： Hailiang WANG ,  Yaqiong LONG ,  Yan LIN ,  Yan YANG ,  Ting ZHOU ,  Junyi LI

IPC: G09G3/36

Abstract: Display panel and display device are provided. The display panel includes a first display area and a second display area adjacent to the first display area. The second display area is multiplexed as a photosensitive element setting area. The first display area includes a plurality of first pixels arranged in an array. The second display area includes a plurality of second pixels arranged in an array. A first pixel of the plurality of first pixels includes a plurality of first sub-pixels. A second pixel of the plurality of second pixels includes a first area and a second area. The first area includes a plurality of second sub-pixels. The second area is in an open state when a photosensitive element is in operation. The second area is in a closed state when the display panel is in a full screen display.

公开(公告)号：US20210405455A1

公开(公告)日：2021-12-30

申请号：US16959240

申请日：2019-08-28

Applicant: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.

Inventor： Jinlong HONG

IPC: G02F1/13357

Abstract: Disclosed are a method for preparing a curved surface backlight module, a curved surface backlight module and a display device. The method includes described below. An initial back panel is provided, where the initial back panel includes a first surface and a second surface which are opposite to each other, the first surface includes multiple first flat regions and multiple first convex curved regions, each of the multiple first convex curved regions is located between adjacent first flat regions, the second surface includes multiple second flat regions and multiple first concave curved regions. An initial lamp panel is provided The initial back panel and the initial lamp panel are curved to form the curved surface backlight module, where a curving axis of the curved surface backlight module is parallel to curving axes of the multiple first convex curved regions and curving axes of the multiple first concave curved regions.

公开(公告)号：US20210398466A1

公开(公告)日：2021-12-23

申请号：US17381740

申请日：2021-07-21

Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.

Inventor： Mengzi Zhang ,  Fan Guo ,  Junjun Gan ,  Huangyao Wu ,  Shumao Wu ,  Guochang Lai ,  Xiufeng Zhou

IPC: G09G3/14

Abstract: Provided are a display panel and a display device. The display panel includes a display area and a non-display area surrounding the display area, the display area includes a first rectangular area and a first special-shaped area disposed adjacent to the first rectangular area, and the non-display area includes a second rectangular area adjacent to the first rectangular area and a second special-shaped area adjacent to the first special-shaped area. The display area includes pixel units arranged in an array, and a plurality of shift registers are disposed in the second rectangular area and the second special-shaped area, where each of the plurality of shift registers is connected to a row of pixel units. The second special-shaped area includes a laser cutting affected area, where none of the plurality of shift registers is disposed in at least part of the laser cutting affected area.

公开(公告)号：US11152453B2

公开(公告)日：2021-10-19

申请号：US16917382

申请日：2020-06-30

Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.

Inventor： Zhuan Gao ,  Xinzhao Liu

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

Abstract: Provided are a touch display panel and a display device. The touch display panel includes a first substrate and a second substrate disposed opposite to the first substrate. In a non-display area, multiple first conductive structures and multiple metal wires are configured on one side of the first substrate facing to the second substrate, and multiple second conductive structures are configured on one side of the second substrate facing to the first substrate. Each first conductive structure is electrically connected to a respective second conductive structure. Each first conductive structure includes a first transmit electrode and a first gasket structure that is disposed between the first transmit electrode and the first substrate. The first transmit electrode is electrically connected to a metal wire and the respective one second conductive structure. The first gasket structure includes multiple first recessed portions.

公开(公告)号：US11124512B2

公开(公告)日：2021-09-21

申请号：US16810865

申请日：2020-03-06

Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.

Inventor： Wenpeng Dai ,  Wei Gao ,  Jinghua Niu ,  Lei Zhang

IPC: C07D471/06 ,  H01L51/52 ,  C07D519/00

Abstract: The present disclosure provides an azapyrene compound, a display panel and a display apparatus. The compound has a structure represented by Chemical Formula 1, in which X1-X4 are each a nitrogen atom or C—Ra, one or two of X1-X4 are a nitrogen atom; only one of X1 and X2 is a nitrogen atom; only one of X3 and X4 is N; Ra is mainly hydrogen, deuterium, or C1-C10 alkyl; Ar1 and Ar2 are each C6-C30 aryl or C3-C30 heteroaryl; m and n are 0, 1, 2, or 3, and when one of m and n is 0, the other one of m and n is not 0; and L1 and L2 are a single bond, C6-C30 arylene, or C3-C30 heteroarylene; p and q are 0, 1, or 2. The compound can be used as a CPL material to improve external quantum efficiency (EQE) of an organic light-emitting device and light-emitting efficiency.

公开(公告)号：US20210287596A1

公开(公告)日：2021-09-16

申请号：US17334823

申请日：2021-05-31

Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.

Inventor： Jieliang LI ,  Yuping XU

IPC: G09G3/20 ,  G11C19/28

Abstract: A shift register and a display device are provided. A first control device, a second control device and an output device of the shift register all receive a first power signal and a second power signal as working power signals. The first control device controls a signal of a first node and a signal of a second node in response to a first drive signal. The second control device controls the signal of the first node in response to a second drive signal. The output device outputs a third drive signal in response to the signal of the first node or the signal of the second node, and the third drive signal is generated and outputted by utilizing the first drive signal and the second drive signal, and simplifying a circuit configuration of the shift register for generating the third drive signal.

公开(公告)号：US11100832B2

公开(公告)日：2021-08-24

申请号：US16589644

申请日：2019-10-01

Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.

Inventor： Mengzi Zhang ,  Fan Guo ,  Junjun Gan ,  Huangyao Wu ,  Shumao Wu ,  Guochang Lai ,  Xiufeng Zhou

IPC: G09G3/14

Abstract: Provided are a display panel and a display device. The display panel includes a display area and a non-display area surrounding the display area, the display area includes a first rectangular area and a first special-shaped area disposed adjacent to the first rectangular area, and the non-display area includes a second rectangular area adjacent to the first rectangular area and a second special-shaped area adjacent to the first special-shaped area. The display area includes pixel units arranged in an array, and a plurality of shift registers are disposed in the second rectangular area and the second special-shaped area, where each of the plurality of shift registers is connected to a row of pixel units. The second special-shaped area includes a laser cutting affected area, where none of the plurality of shift registers is disposed in at least part of the laser cutting affected area.

公开(公告)号：US11063105B2

公开(公告)日：2021-07-13

申请号：US16821317

申请日：2020-03-17

Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.

Inventor： Shui He ,  Shaorong Yu ,  Zhaokeng Cao

IPC: H01L27/32 ,  H01L51/00 ,  H01L29/786 ,  H01L27/12 ,  H01L49/02

Abstract: A display panel and fabrication method, and a display device are provided. The display panel includes a base substrate, a first transistor and a storage capacitor. The storage capacitor includes a first electrode and a second electrode, and the first electrode and a gate of the first transistor have an overlapped region. The display panel also includes a first insulating layer having a plurality of first vias in the overlapped region, and the first electrode is electrically connected to the gate of the first transistor through the plurality of first vias. A plurality of grooves are formed on a side of the first electrode facing away from the base substrate. A plurality of protrusions are formed on a side of the second electrode facing toward the base substrate. A groove, a protrusion and a first via overlap in a direction perpendicular to the surface of the base substrate.