公开(公告)号：US11176878B2

公开(公告)日：2021-11-16

申请号：US16606128

申请日：2019-05-14

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Detao Zhao ,  Lei Wang ,  Ming Yang ,  Can Wang ,  Ning Cong ,  Han Yue ,  Can Zhang ,  Minghua Xuan ,  Xiaochuan Chen

IPC: G09G3/32 ,  G09G3/3225 ,  G06F1/16 ,  G09G3/00

Abstract: A flexible display screen, a bending detection method and device, a driving method are disclosed. The flexible display screen includes an array substrate, a light emitting device on a side of the array substrate, and an elastic conductor layer on a side of the array substrate distal to the light emitting device. The array substrate includes at least one target region, and a plurality of storage capacitors in each target region. The array substrate further includes a target electrode-plate including first electrode-plates of storage capacitors in the same target region. The target electrode-plate is electrically connected to a detecting signal terminal, and the detecting electrode-plate includes at least the target electrode-plate. The array substrate is configured to form a bending detection capacitor collectively by the detecting electrode-plate and the elastic conductor layer in response to the target electrode-plate receives detecting signal.

公开(公告)号：US20210335212A1

公开(公告)日：2021-10-28

申请号：US16605932

申请日：2019-05-10

Applicant: BOE Technology Group Co., Ltd.

Inventor： Ning Cong ,  Minghua Xuan ,  Han Yue ,  Ming Yang ,  Xiaochuan Chen ,  Detao Zhao ,  Liang Chen ,  Can Zhang ,  Can Wang

IPC: G09G3/32

Abstract: The present application discloses a pixel circuit and its driving method. The pixel circuit includes an input circuit, a control circuit, and 2N output circuits with N being a positive integer. The input circuit is configured to control a voltage level of a respective one of N control nodes under control of a gate-driving signal from each gate line and a first control signal. The control circuit is configured to respectively control a voltage level of each of 2N switching nodes under control of the N control nodes. The 2N output circuits are respectively connected to 2N data-signal terminals and the 2N switching nodes. Among the 2N output circuits, an i-th output circuit is configured to input an i-th data signal from an i-th data-signal terminal of the 2N data-signal terminals to an emission circuit under control of an i-th switching node of the 2N switching nodes.

公开(公告)号：US11002888B2

公开(公告)日：2021-05-11

申请号：US15571300

申请日：2017-05-10

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xinli Ma ,  Yafeng Yang ,  Jian Gao ,  Can Wang ,  Can Zhang ,  Jifeng Tan ,  Wei Wang

IPC: G02B3/00 ,  H01L51/52 ,  G02F1/1335 ,  G02B5/20 ,  G02B30/52 ,  H01L51/00 ,  H01L27/32 ,  G02F1/29

Abstract: A display panel and a display device are disclosed. The display panel includes a flat display substrate and optical devices. The optical devices are arranged on a display surface of the flat display substrate, and light emitted through the display surface of the flat display substrate passes through the optical devices and forms an image in a curved surface.

公开(公告)号：US20210134895A1

公开(公告)日：2021-05-06

申请号：US16825922

申请日：2020-03-20

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Can Wang ,  Xiaochuan Chen ,  Minghua Xuan ,  Can Zhang ,  Angran Zhang

IPC: H01L27/32 ,  H01L27/15 ,  H01L51/52

Abstract: The present disclosure provides a light emitting device and a method for manufacturing the same, and a display device. The light emitting device includes a plurality of light emitting units including a red light emitting unit, a green light emitting unit, and a blue light emitting unit, each light emitting unit including a micro-cavity structure. The light emitting device includes an anode structure, a cathode and a functional layer therebetween. The functional layer includes a light emitting layer including a red light emitting layer at least partially located in the red light emitting unit, an orthographic projection of the red light emitting layer on the backplane not overlapping with that of the blue light emitting unit on the backplane; a green light emitting layer at least partially located in the green light emitting unit; and a blue light emitting layer at least partially located in the blue light emitting unit.

公开(公告)号：US10930203B2

公开(公告)日：2021-02-23

申请号：US16450288

申请日：2019-06-24

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Han Yue ,  Minghua Xuan ,  Ning Cong ,  Ming Yang ,  Can Zhang ,  Can Wang ,  Xiaochuan Chen

IPC: G09G3/32

Abstract: A grayscale adjustment circuit, a driving method thereof and a display device are provided. The circuit includes: an input sub-circuit configured to output a signal of a data signal terminal to a driving sub-circuit under a control of the scanning signal terminal, the driving sub-circuit configured to store an output signal of the input sub-circuit and output a signal of the first voltage terminal to a switching control sub-circuit under a control of the output signal of the input sub-circuit, a switching time control sub-circuit configured to output a signal of each switching time signal terminal to the switching control sub-circuit under a control of each switching time control terminal, the switching control sub-circuit configured to output an output signal of the driving sub-circuit to the light-emitting sub-circuit under a control of an output signal of the switching time control sub-circuit to control the light-emitting sub-circuit to emit light.

公开(公告)号：US10678089B2

公开(公告)日：2020-06-09

申请号：US16079716

申请日：2017-12-19

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhongxiao Li ,  Wenqing Zhao ,  Ming Yang ,  Qian Wang ,  Haiyan Wang ,  Xiaochen Niu ,  Can Wang ,  Dacheng Zhang

IPC: G02F1/1335 ,  G02B26/00 ,  G02B27/09 ,  G02F1/13 ,  G02F1/29 ,  G02B30/00 ,  G02B30/27 ,  G02F1/133

Abstract: A liquid crystal lens, a manufacturing method thereof, and a display device are disclosed. The liquid crystal lens includes a liquid layer located between a first substrate and a second substrate, the liquid layer includes a liquid crystal layer and a filler layer, the filler layer is filled in a square between the first substrate and the second substrate except the liquid crystal layer; the liquid crystal layer is made of a material different from the filler layer.

公开(公告)号：US10658622B2

公开(公告)日：2020-05-19

申请号：US15795760

申请日：2017-10-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Xinli Ma ,  Jian Gao ,  Can Wang ,  Jifeng Tan ,  Wei Wang ,  Yafeng Yang ,  Can Zhang

IPC: H01L51/52 ,  G02B5/18 ,  H01L27/32 ,  H01L51/56 ,  G02F1/1335

Abstract: The present disclosure provides a display device and a manufacturing method thereof, in the field of display technology. The display device can comprise: a display panel and a light ray control component disposed on a light emergent side of the display panel, wherein the light ray control component comprises a plurality of zone plates; each sub-pixel region on the display panel corresponds to one of the zone plates, and the zone plate corresponding to any sub-pixel region is used to control a direction of light rays emitted from the any sub-pixel region. In the present disclosure, the light ray control component comprising a plurality of zone plates is disposed on the light emergent side of the display panel, and each sub-pixel region of the display panel corresponds to one zone plate. Therefore, the problem in the related art that the light rays emergent from the light emergent side of the display panel are divergent light, and a direction of the light rays is hard to control is solved. The effect of controlling the direction of the light rays emergent from the light emergent side of the display panel by the light ray control component is achieved.

公开(公告)号：US09500955B2

公开(公告)日：2016-11-22

申请号：US14351083

申请日：2013-11-12

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Can Wang ,  Jianwei Yu

IPC: G03F7/20

CPC classification number: G03F7/7015 ,  G03F7/2008 ,  G03F7/70075 ,  G03F7/7035

Abstract: An exposure apparatus comprises a light source (1) and a diffusing sheet (2) provided below the light source (1), a side of the diffusing sheet (2) adjacent to the light source (1) is an incident face (21) and the other side opposite to the incident face (21) is an emitting face (22); the light emitted from the light source (1) enters the diffusing sheet (2) through the incident face (21), is refracted within the diffusing sheet (2), and after being diffused, emits out evenly throughout the emitting face (22). The exposure apparatus enables an evenly exposure of the photoresist on the substrate. An exposure method using such an exposure apparatus is also disclosed.

Abstract translation: 曝光装置包括设置在光源（1）下方的光源（1）和漫射片（2），与光源（1）相邻的漫射片（2）的一侧是入射面（21） 并且与所述入射面（21）相反的另一侧为发射面（22）。 从光源（1）发射的光通过入射面（21）进入漫射片（2），在扩散片（2）内折射，并且在漫射片之后，在整个发射面（22）均匀地发射， 。 曝光装置使得能够均匀地曝光基板上的光致抗蚀剂。 还公开了使用这种曝光装置的曝光方法。