公开(公告)号：US10804341B2

公开(公告)日：2020-10-13

申请号：US16401749

申请日：2019-05-02

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yingming Liu ,  Xue Dong ,  Haisheng Wang ,  Xiaochuan Chen ,  Xiaoliang Ding ,  Lei Wang ,  Changfeng Li

IPC: H01L27/32 ,  H01L29/66 ,  G06K9/00 ,  H01L27/146 ,  H01L31/105

Abstract: An array substrate, a display panel and an operating method thereof are disclosed. The array substrate includes a base substrate; an imaging array disposed on the substrate, wherein the imaging array includes a photoelectric detection circuit and a temperature detection circuit, the photoelectric detection circuit includes a photosensitive sensor configured to detect light for imaging, and the temperature detection circuit includes a temperature sensitive sensor configured to detect temperature.

公开(公告)号：US10802596B2

公开(公告)日：2020-10-13

申请号：US15996953

申请日：2018-06-04

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xueyou Cao ,  Xue Dong ,  Haisheng Wang ,  Xiaoliang Ding ,  Chih Jen Cheng ,  Pengpeng Wang ,  Wei Liu ,  Yanling Han ,  Ping Zhang

IPC: G06F3/01 ,  G06F3/0488 ,  G06F3/041 ,  G06F1/16 ,  H04N5/232 ,  G06K9/00 ,  G06F3/042 ,  G06K9/62 ,  H04N5/33 ,  G06K9/20 ,  G09G3/20 ,  G06F3/03

Abstract: A display device, a self-luminous display panel and a gesture recognition method are provided. The display device includes a self-luminous display panel, an infrared light source, at least one camera device, and an image processing device. The image processing device is coupled to the at least one camera device and configured to perform gesture recognition based on a plurality of successive infrared images and a plurality of successive visible light images of an operation body taken within a same period of time.

公开(公告)号：US10797118B2

公开(公告)日：2020-10-06

申请号：US16301894

申请日：2018-05-30

Applicant: BOE Technology Group Co., Ltd.

Inventor： Shengji Yang ,  Xue Dong ,  Xiaochuan Chen ,  Minghua Xuan ,  Lei Wang ,  Pengcheng Lu ,  Li Xiao ,  Dongni Liu ,  Jing Yu

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

Abstract: A touch panel, a method for fabricating the same, and a display device are provided. The touch panel includes: a base substrate, a plurality of touch electrode lines, a plurality of cathodes arranged in a matrix, and a plurality of spacers, where each cathode corresponds to at least one of the touch electrode lines, and each spacer includes a first photo spacer and a second photo spacer stacked successively; each touch electrode line includes a first lead part and a second lead part, wherein the first lead part is electrically connected with corresponding one of the cathodes, and the second lead part is configured to electrically connect the first lead part with a corresponding pin on a touch integrated circuit; and the first lead part at least covers the surface of the first photo spacer.

公开(公告)号：US20200312250A1

公开(公告)日：2020-10-01

申请号：US16768124

申请日：2019-05-22

Applicant: BOE Technology Group Co., Ltd.

Inventor： Shengji Yang ,  Xue Dong ,  Xiaochuan Chen ,  Hui Wang ,  Pengcheng Lu ,  Fang Yu ,  Wei Liu

IPC: G09G3/3291 ,  G09G3/3233

Abstract: A method and a device for driving a pixel circuit, and a storage medium are provided. When a current data voltage of a pixel circuit is within a first voltage range and a target data voltage of the pixel circuit is within a second voltage range, the driving method comprises: refreshing a data voltage stored in the pixel circuit with a boundary value between the first voltage range and the second voltage range using a gate signal reference voltage corresponding to the first voltage range; and refreshing the data voltage stored in the pixel circuit with the target data voltage using a gate signal reference voltage corresponding to the second voltage range.

公开(公告)号：US10789443B2

公开(公告)日：2020-09-29

申请号：US16042492

申请日：2018-07-23

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xueyou Cao ,  Haisheng Wang ,  Xiaoliang Ding ,  Chih Jen Cheng ,  Yanling Han ,  Pengpeng Wang ,  Wei Liu ,  Ping Zhang ,  Xue Dong ,  Jing Lv

IPC: G06K9/00

Abstract: A recognition device, a fingerprint recognition device and a fingerprint recognition apparatus are provided, and the fingerprint recognition device includes: a detection substrate provided with fingerprint detector units; a light barrier which is provided at a side, provided with the fingerprint detector units, of the detection substrate, and provided with light through holes corresponding to the fingerprint detector units; a cover plate which is provided at a side, facing away from the detection substrate, of the light barrier, and includes a light exit surface facing the light barrier and a touch surface facing away from the light barrier; and a light source for emitting light to the cover plate. Each fingerprint detector unit is configured to output an electrical signal according to an intensity of light incident on the fingerprint detector unit, after the light passes through the light through hole corresponding to the fingerprint detector unit.

公开(公告)号：US20200285109A1

公开(公告)日：2020-09-10

申请号：US16882932

申请日：2020-05-26

Applicant: BOE Technology Group Co., Ltd.

Inventor： Zhongxiao Li ,  Xue Dong ,  Xiaochuan Chen ,  Wenqing Zhao ,  Haiyan Wang

IPC: G02F1/1335 ,  G02F1/13357 ,  G02F1/1343 ,  G02F1/29

Abstract: A display device and a display method using the same are disclosed. The display device includes: a display panel including a first substrate, a second substrate and a liquid crystal prism arranged between the first substrate and the second substrate; and a backlight source configured to emit a light which is incident onto the second substrate at an oblique angle; wherein the liquid crystal prism is configured to adjust a deflection angle of the light emitted from the backlight source traveling between the first substrate and the second substrate such that the light emitted from the backlight source is totally-reflected at a light exit face of the display device or exits from the light exit face of the display device.

公开(公告)号：US10732448B2

公开(公告)日：2020-08-04

申请号：US16021620

申请日：2018-06-28

Applicant: BOE Technology Group Co., Ltd.

Inventor： Zhongxiao Li ,  Xue Dong ,  Xiaochuan Chen ,  Wenqing Zhao

IPC: G02F1/1335 ,  G02F1/1343 ,  G02F1/29 ,  G02F1/1333

Abstract: Provided a display panel and a display device, the display panel includes a first substrate, a second substrate opposite to the first substrate, a first light-shielding pattern, a second light-shielding pattern, a first electrode, a second electrode, a liquid crystal layer and a third light-shielding pattern between the two substrates in sequence; the three light-shielding patterns are configured such that light incident on the liquid crystal layer from the first substrate is prevented from exiting from the second substrate in response to an absence of voltage between the two electrodes; the two electrodes and the liquid crystal layer are configured such that the liquid crystal layer serves as an equivalent grating, and a portion of the light incident on the liquid crystal layer from the first substrate is directed to exit from the second substrate in response to the voltage between the two electrodes.

公开(公告)号：US10726230B2

公开(公告)日：2020-07-28

申请号：US15767358

申请日：2017-09-30

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yingming Liu ,  Xue Dong ,  Haisheng Wang ,  Xiaoliang Ding ,  Rui Xu ,  Lijun Zhao

IPC: G06K9/00 ,  H01L27/32

Abstract: There is disclosed a display panel and its driving method and a display device in the technical field of display. The display panel according to the disclosure includes a base substrate, a driving structure provided on the base substrate, a receiving structure provided above the driving structure, and a fingerprint detection module provided on the base substrate, wherein the driving structure is configured to create an ultrasonic signal, the receiving structure is configured to receive the ultrasonic signal reflected from a finger and transform the reflected ultrasonic signal into an electric signal which is input to the fingerprint detection module, and the fingerprint detection module is configured to determine fingerprint information from the electric signal output by the receiving structure.

公开(公告)号：US20200234639A1

公开(公告)日：2020-07-23

申请号：US15757404

申请日：2017-08-16

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shengji Yang ,  Xue Dong ,  Jing Lv ,  Xiaochuan Chen ,  Dingni Liu ,  Lei Wang ,  Li Xiao ,  Pengcheng Lu ,  Jie Fu ,  Han Yue

IPC: G09G3/3233

Abstract: Embodiments of the present disclosure provide a pixel circuit, a driving method thereof and a display apparatus. The pixel sub-circuit comprises a resetting sub-circuit is configured to control potentials of a first node and a second node according to inputting signals of a first signal terminal and a second signal terminal; a charging sub-circuit is configured to control a potential of the second node according to an inputting signal of a third signal terminal; a compensating sub-circuit configured to control the potentials of the first node and a third node according to inputting signals of a fourth and a fifth signal terminals and a potential of the second node; an outputting sub-circuit configured to control outputting signals of the first terminal of the light emitting device and a reading terminal according to the inputting signal of a sixth and a seventh signal terminals and a potential of the third node.

公开(公告)号：US10720477B2

公开(公告)日：2020-07-21

申请号：US16108264

申请日：2018-08-22

Applicant: BOE Technology Group Co., Ltd.

Inventor： Shengji Yang ,  Xue Dong ,  Xiaochuan Chen ,  Hui Wang ,  Yanming Wang ,  Fang Yu ,  Wei Li ,  Ming Yang ,  Pengcheng Lu ,  Nan Mu

IPC: H01L27/32 ,  H01L51/50 ,  H01L51/56 ,  H01L51/52 ,  G06F3/041 ,  G06F3/044

Abstract: There is provided an OLED array substrate, a production method thereof, and a display apparatus. This OLED array substrate comprises: a substrate; a plurality of pixel defining layers which are provided at intervals on the substrate; and a conductive structure which is at least partly located in at least one of the plurality of pixel defining layers.