公开(公告)号：US11108021B2

公开(公告)日：2021-08-31

申请号：US16815551

申请日：2020-03-11

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

Inventor： Yingteng Zhai ,  Feng Lu

IPC: G06F3/045 ,  H01L51/52 ,  G06F3/044 ,  H01L27/32

Abstract: The present disclosure provides a display panel and a display apparatus. The display panel includes a substrate, an array layer located on the substrate, a display layer located on a side of the array layer facing away from the substrate and comprising light-emitting components, a thin film encapsulation layer located on a side of the display layer facing away from the array layer; and at least one stress detection portion extending to a region overlapping with and in contact with the thin film encapsulation layer from a region outside the thin film encapsulation layer and not overlapping with the thin film encapsulation layer. Through the stress detection section, the strain of the edge portion of the thin film encapsulation layer can be accurately evaluated. With a pinned structure, the encapsulation structure can be strengthened and the encapsulation reliability can be enhanced.

公开(公告)号：US10784331B2

公开(公告)日：2020-09-22

申请号：US16455319

申请日：2019-06-27

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

Inventor： Yang Zeng ,  Feng Lu ,  Haochi Yu ,  Qing Zhang

IPC: H01L27/32

Abstract: A display panel includes a substrate layer and an organic light-emitting display layer located above a side of the substrate layer. The organic light-emitting display layer includes a plurality of sub-pixels. The display panel also includes a light-shielding conductive layer located above a side of the substrate layer adjacent to the organic light-emitting display layer. The light-shielding conductive layer includes a plurality of small imaging apertures, and an orthographic projection of each small imaging aperture on the organic light-emitting display layer is at least partially located between adjacent sub-pixels. The display panel also includes a photosensitive device layer located below a side of the light-shielding conductive layer away from a light-emitting surface of the display panel. The display panel also includes a power signal layer electrically connected to the light-shielding conductive layer.

公开(公告)号：US10671208B2

公开(公告)日：2020-06-02

申请号：US15983098

申请日：2018-05-18

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

Inventor： Feng Lu ,  Qijun Yao ,  Liang Liu ,  Conghua Ma ,  Shaolong Ma

IPC: G06F3/041 ,  G01L1/18 ,  G01L1/22 ,  G11C19/00

Abstract: The present disclosure provides display panel and display device. By adjusting positions of the input signal line and the output signal line of the force sensor, the problem that output signal of the force sensor in the existing display panel is interfered by signal transmitted on the peripheral circuit wirings. Non-display area of the display panel is provided with force sensor and driving circuit; the distance between an orthographic projection of the first output signal line of the force sensor on the display panel and an orthographic projection of the driving circuit input line on the display panel is at least 30 μm; and the distance between an orthographic projection of the second output signal line of the force sensor on the display panel and the orthographic projection of the driving circuit input line on the display panel is at least 30 μm.

公开(公告)号：US20200067022A1

公开(公告)日：2020-02-27

申请号：US16669534

申请日：2019-10-31

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

Inventor： Yongli JIANG ,  Feng Lu

IPC: H01L51/52 ,  H01L51/56 ,  H01L27/32

Abstract: The disclosure recites a solid-state total reflection display and a manufacture method thereof, and a display device. The solid-state total reflection display includes: a drive circuit layer, and a heating layer and a pixel function layer stacked successively on the drive circuit layer; a plurality of pixel structures in the pixel function layer are arranged in an array, and the pixel structures each includes a reflection layer, a resonant cavity layer, a phase change material layer and a transparent covering layer stacked successively; a plurality of light adjusting structures are arranged between two adjacent pixel structures among the plurality of pixel structures in a row or column direction of the array; a side of each light adjusting structure towards an ambient light-entering side of the solid-state total reflection display is in a concave shape.

公开(公告)号：US10452220B2

公开(公告)日：2019-10-22

申请号：US15788750

申请日：2017-10-19

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

Inventor： Liang Liu ,  Xingyao Zhou ,  Feng Lu

IPC: G06F3/045 ,  G01L1/18 ,  G06F3/041

Abstract: Disclosed are a display substrate, a display panel and a display device. The display substrate comprises: a base substrate; at least one pressure sensor provided on the base substrate and comprises a first pressure-sensitive resistor and a second pressure-sensitive resistor, wherein the first pressure-sensitive resistor comprises at least two first sub-pressure sensitive resistors connected in series, and the second pressure-sensitive resistor comprises at least two second sub-pressure sensitive resistors connected in series, a first principal strain induction direction of the first sub-pressure sensitive resistor intersects a second principal strain induction direction of the second sub-pressure sensitive resistor, and a second end of the first pressure-sensitive resistor and a first end of the second pressure-sensitive resistor are electrically connected with a pressure-sensitive signal output line.

公开(公告)号：US10168816B2

公开(公告)日：2019-01-01

申请号：US15795037

申请日：2017-10-26

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

Inventor： Zhiwei Zhou ,  Qijun Yao ,  Feng Lu ,  Liang Liu ,  Yan Shen ,  Huafeng Bian ,  Zhengkui Dong

IPC: G06F3/041 ,  G06F3/042

Abstract: An array substrate, a display panel and a display device are provided. The array substrate includes a display area and a non-display area surrounding the display area. A first power signal line, a ground potential line and at least one pressure sensor are disposed in the non-display area. The pressure sensor includes a first power signal input terminal and a second power signal input terminal. The first power signal input terminal is electrically connected to the first power signal line. The second power signal input terminal is electrically connected to the ground potential line. The first power signal input terminal and/or the second power signal input terminal is electrically connected to an electro-static discharge unit.

公开(公告)号：US09996192B2

公开(公告)日：2018-06-12

申请号：US15194272

申请日：2016-06-27

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

Inventor： Feng Lu ,  Songlin Jin

IPC: G06F3/041 ,  G06F3/044 ,  G09G3/20

CPC classification number: G06F3/0418 ,  G06F3/0412 ,  G06F3/044 ,  G09G3/2092 ,  G09G2330/08

Abstract: An array substrate, a touch line repairing method as well as a display panel are provided. The array substrate includes a plurality of touch electrodes, a plurality of touch lines, a first repairing line, a second repairing line and at least one third repairing line. The touch lines and the touch electrodes are in one-to-one correspondence and are electrically connected. The first repairing line and the second repairing line are arranged in the same layer, and are not arranged in the same layer with the touch lines. The first repairing line and the second repairing line intersect each touch line. The at least one third repairing line is arranged in the same layer with the touch lines, and intersects the first repairing line and the second repairing line. The repairing lines can be used for repairing the disconnected touch lines, so that the production yield is enhanced.

公开(公告)号：US20180131373A1

公开(公告)日：2018-05-10

申请号：US15865169

申请日：2018-01-08

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

Inventor： Liang Liu ,  Feng Lu ,  Conghua Ma ,  Shaolong Ma ,  Zaiwen Zhu ,  Qitai Ji ,  Yuheng Zhang ,  Shui He ,  Yong Yuan ,  Qijun Yao

IPC: H03K17/96 ,  H01L27/32 ,  G06F3/041

CPC classification number: H03K17/9625 ,  G06F3/0414 ,  G06F3/0416 ,  G06F2203/04103 ,  H01L27/3244

Abstract: The present disclosure provides a force touch detection circuit, a force touch detection circuit method and a display panel. The force touch detection circuit includes: n force-sensing sensors, n first switches, a first end of the ith first switch being electrically connected with a first end of the ith force-sensing sensor, a second end of the ith first switch being electrically connected with a first test connection terminal; n second switches, a first end of the ith second switch being electrically connected with a second end of the ith force-sensing sensor, a second end of the ith second switch being electrically connected with a second test connection terminal; n control signal connection terminals, the ith control signal connection terminal is electrically connected with a control end of the ith first switch and a control end of the ith second switch.

公开(公告)号：US20180129331A1

公开(公告)日：2018-05-10

申请号：US15862594

申请日：2018-01-04

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

Inventor： Zhiwei ZHOU ,  Qijun Yao ,  Feng Lu ,  Liang Liu ,  Yan Shen ,  Huafeng Bian ,  Zhonglan Cai

IPC: G06F3/041 ,  H01L27/12 ,  G02F1/1333 ,  G06F3/0489 ,  H01L29/423

CPC classification number: G06F3/0414 ,  G02F1/13338 ,  G06F3/0412 ,  G06F3/0416 ,  G06F3/04897 ,  G06F2203/04103 ,  G06F2203/04105 ,  G06F2203/04106 ,  H01L27/124 ,  H01L27/1244 ,  H01L27/1288 ,  H01L29/42384 ,  H01L29/78696

Abstract: Disclosed are an array substrate, a display panel, a display device and a method for manufacturing an array substrate. The array substrate includes a base substrate, comprising a display region and a non-display region surrounding the display region, and the display region of the base substrate is provided with a plurality of pixel units, with each of the pixel units comprising a thin-film transistor; and at least one pressure sensor, which is disposed on the non-display region of the base substrate, and the pressure sensor is disposed in the same layer and made of same materials with an active layer of the thin-film transistor, the active layer includes a channel region and a heavily doped region, and a square resistance of the pressure sensor is larger than that of the active layer.

公开(公告)号：US20180067587A1

公开(公告)日：2018-03-08

申请号：US15811679

申请日：2017-11-14

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

Inventor： Qijun Yao ,  Shaolong Ma ,  Feng Lu ,  Liang Liu

IPC: G06F3/044 ,  G06F3/045

CPC classification number: G06F3/044 ,  G06F1/3262 ,  G06F3/0416 ,  G06F3/045 ,  G06F2203/04103 ,  G06F2203/04105

Abstract: Disclosed are a display panel and a touch display device. The display panel comprises a pressure sensor, the pressure sensor comprises a first resistor, a second resistor, a third resistor, a fourth resistor, a first set of connection blocks and a second set of connection blocks; the material of the first resistor, the second resistor, the third resistor and the fourth resistor is a semiconductor material; the material of the first set of connection blocks and the second set of connection blocks is a metal material; the display panel further comprises a first direction and a second direction; the first resistor and the third resistor comprise at least two subresistors; each subresistor forming the same resistor is connected end to end with each other via the second set of connection blocks; the shape of each subresistor, the second resistor and the fourth resistor is a bar.