公开(公告)号：US20240280807A1

公开(公告)日：2024-08-22

申请号：US17781511

申请日：2021-05-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yapeng LI ,  Xuan FENG ,  Lei WANG ,  Ping ZHANG ,  Wenhao TIAN ,  Yangbing LI ,  Chengfu XU ,  Yuanyuan MA

IPC: G02B27/00 ,  G02B27/01 ,  G02B27/09 ,  G02F1/13357 ,  G02F1/1368 ,  G06F3/01 ,  H10K59/121

CPC classification number: G02B27/0093 ,  G02B6/0073 ,  G02B27/0172 ,  G02B27/0955 ,  G02F1/133615 ,  G02F1/13362 ,  G02F1/1368 ,  G06F3/013 ,  H10K59/1213 ,  G02B2027/0118

Abstract: The present disclose provides a wearable display device and a method of determining a gaze position, relating to the field of virtual reality technology. Because the wearable display device has a high efficiency in processing electric signals transmitted by each of photoelectric sensor assemblies, the wearable display device may quickly determine the gaze position of eyes of a user on the display panel based on an electric signal transmitted by each of photoelectric sensor assemblies. In this way, the efficiency of displaying images by the display panel, and thus a higher refresh rate of the display panel is achieved.

公开(公告)号：US20230093943A1

公开(公告)日：2023-03-30

申请号：US16966581

申请日：2019-08-05

Applicant: BOE Technology Group Co., Ltd.

Inventor： Pengpeng WANG ,  Haisheng WANG ,  Xiaoliang DING ,  Yangbing LI ,  Yapeng LI ,  Ping ZHANG ,  Likai DENG ,  Yubo WANG

IPC: G02F1/13357 ,  G01S17/08 ,  G01S17/89

Abstract: The present disclosure provides a backlight substrate, a manufacturing method thereof, and a display device. The backlight substrate includes: a base substrate; a plurality of first light emitting elements on the base substrate and configured to emit first light; a plurality of second light emitting elements on the base substrate and configured to emit second light having a different wavelength from the first light; a plurality of depth sensors on the base substrate and configured to receive the second light emitted from the plurality of second light emitting elements and reflected by an object and determine depth information of the object based on the received second light; and a diffusion layer in direct contact with light emitting surfaces of the plurality of first light emitting elements and configured to diffuse the first light emitted from the plurality of first light emitting elements.

公开(公告)号：US20220181590A1

公开(公告)日：2022-06-09

申请号：US17437296

申请日：2020-12-28

Applicant: BOE TECHNOLOGY GROUP CO.,LTD.

Inventor： Yangbing LI ,  Haisheng WANG ,  Xiaoliang DING ,  Yunke QIN ,  Fangyuan ZHAO ,  Wenjuan WANG ,  Ping ZHANG

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

Abstract: A display substrate includes a plurality of sub-pixels. The display substrate further includes: a base substrate; a plurality of temperature sensors disposed on a first side of the base substrate; and a light-shielding layer disposed on a peripheral side, a side proximate to the base substrate, and a side away from the base substrate, of a temperature sensor in the temperature sensors. The temperature sensor is configured to detect a temperature of at least one of the plurality of sub-pixels. The light-shielding layer is configured to shield light emitted to the temperature sensor.

公开(公告)号：US20220011919A9

公开(公告)日：2022-01-13

申请号：US16080077

申请日：2018-02-05

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xueyou CAO ,  Haisheng WANG ,  Xiaoliang DING ,  Yanling HAN ,  Chih Jen CHENG ,  Wei LIU ,  Pengpeng WANG ,  Ping ZHANG

IPC: G06F3/041 ,  G06F3/044 ,  H01Q7/00

Abstract: Embodiments of the present disclosure provide a touch panel and a driving method thereof, and a touch device. The touch panel includes a plurality of touch electrodes and at least one first switch element. Each of the at least one first switch element is provided between two touch electrodes of the plurality of touch electrodes, and is configured to be turned on according to a first signal from a first signal terminal such that the corresponding touch electrodes among the plurality of touch electrodes are connected via the at least one first switch element to form a coil.

公开(公告)号：US20210364830A1

公开(公告)日：2021-11-25

申请号：US16475124

申请日：2018-12-26

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Pengpeng WANG ,  Xiaoliang DING ,  Yangbing LI ,  Jiabin WANG ,  Ping ZHANG ,  Likai DENG ,  Yanling HAN

IPC: G02F1/137 ,  G02F1/1343 ,  G02F1/167 ,  G02F1/1676 ,  G02F1/155 ,  H04N5/225

Abstract: A display panel capable of capturing an image of an object over a light-entering surface thereof includes a displaying array, a light valve array, and an imaging array, which are sequentially below the light-entering surface. The light valve array includes a plurality of light valve portions and can form a plurality of first mask patterns, and at least two first mask patterns are configured to be different. The displaying array includes a plurality of displaying pixels and can form a second mask pattern. The imaging array includes a plurality of imaging pixels and can generate an intermediate image upon receiving lights from the object and transmitting through the second mask pattern in the displaying array and at least one of the plurality of first mask patterns in the light valve array. The image of the object can then be deduced from the intermediate image.

公开(公告)号：US20210264127A1

公开(公告)日：2021-08-26

申请号：US15734565

申请日：2020-05-25

Applicant: BOE Technology Group Co., Ltd.

Inventor： Xiaoliang DING ,  Haisheng WANG ,  Yingming LIU ,  Lei WANG ,  Xueyou CAO ,  Jiabin WANG ,  Ping ZHANG ,  Yapeng LI

IPC: G06K9/00 ,  H04N5/369

Abstract: An imaging backplane, a driving method thereof and a fingerprint identification panel are provided, the imaging backplane includes M rows and N columns of imaging structures, 2M rows of first signal lines, 2N columns of second signal lines, a first reset sub-circuit and a second reset sub-circuit; wherein each imaging structure includes a first imaging unit and a second imaging unit; the first imaging unit of the imaging structure of row i and column j is connected with the first signal line of row 2i-1 and the second signal line of column 2j-1 respectively, and the second imaging unit of the imaging structure of row i and column j is connected with the first signal line of row 2i and the second signal line of column 2j respectively.

公开(公告)号：US20210224500A1

公开(公告)日：2021-07-22

申请号：US16304177

申请日：2018-01-30

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Pengpeng WANG ,  Xue DONG ,  Haisheng WANG ,  Xiaoliang DING ,  Chihjen CHENG ,  Yanling HAN ,  Wei LIU ,  Xueyou CAO ,  Rui XU ,  Yuzhen GUO ,  Ping ZHANG

IPC: G06K9/00 ,  H01L27/32 ,  G06F3/041 ,  G06F3/044

Abstract: The present disclosure provides a touch panel, a fingerprint recognition method thereof, a method for manufacturing a touch panel and a display device. The touch panel includes multiple driving electrode groups and multiple, sensing electrodes which are intersected with and insulated from each other, each of the driving electrode groups comprises a plurality of driving electrodes, each driving electrodes is coupled to a scanning line, and the method includes: a first scanning step of performing a first scanning on each of the driving electrode groups by using scanning lines to detect a sensing signal generated by a sensing electrode being touched; a determining step of determining a driving electrode group being touched according to the detected sensing signal; a second scanning step of sequentially performing a second scanning on the driving electrodes in the determined driving electrode group being touched to obtain a valley or a ridge of a fingerprint.

公开(公告)号：US20200349334A1

公开(公告)日：2020-11-05

申请号：US16764951

申请日：2019-11-05

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yangbing LI ,  Haisheng WANG ,  Xiaoliang DING ,  Pengpeng WANG ,  Jiabin WANG ,  Ping ZHANG ,  Likai DENG ,  Yapeng LI ,  Chihjen CHENG ,  Yanling HAN ,  Xueyou CAO

IPC: G06K9/00 ,  G02F1/1335 ,  G02F1/1333

Abstract: A display panel has a light-exit side and a non-light-exit side opposite to the light-exit side. A direction pointing to the non-light-exit side from the light-exit side is a first direction. In the first direction, the display panel includes a coded aperture mask layer and an optical sensing layer. The coded aperture mask layer includes a plurality of first light-transmission portions and a plurality of first light-shielding portions. The coded aperture mask layer is configured to form at least one part of a coded aperture array. The optical sensing layer includes a plurality of optical sensors. The optical sensing layer is configured to receive texture recognition light passed through the coded aperture array and convert optical signals of the texture recognition light into electrical signals. The texture recognition light is light carrying information about a texture to be recognized.

公开(公告)号：US20190265839A1

公开(公告)日：2019-08-29

申请号：US16234953

申请日：2018-12-28

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Pengpeng WANG ,  Haisheng WANG ,  Xiaoliang DING ,  Chihjen CHENG ,  Yanling HAN ,  Ping ZHANG

IPC: G06F3/042 ,  G06T7/593 ,  H04N13/239 ,  H04N13/282

Abstract: The present disclosure relates to image recognition devices and touch panels. An image recognition apparatus comprises a plurality of depth cameras including a plurality of depth camera units, each depth camera including two depth camera units, wherein the plurality of depth camera units is arranged in an array on a same substrate. According to the image recognition devices and touch panels of the embodiments, the accuracy of the depth detection can be improved.

公开(公告)号：US20190208176A1

公开(公告)日：2019-07-04

申请号：US16038787

申请日：2018-07-18

Applicant: BOE Technology Group Co., Ltd.

Inventor： Xiaoliang DING ,  Xue DONG ,  Haisheng WANG ,  Yingming LIU ,  Pengpeng WANG ,  Yanling HAN ,  Ping ZHANG

IPC: H04N13/128 ,  H04N5/235 ,  H04N5/232

CPC classification number: H04N13/128 ,  H04N5/23229 ,  H04N5/23238 ,  H04N5/2353

Abstract: The disclosure discloses a display device, a display system and a three-dimension display method. The display device includes a display panel and at least one camera device arranged on the periphery of the display panel, where each of the at least one camera device includes at least two depth cameras, and a depth-of-field range of any one of the depth cameras does not fully overlap with depth-of-field ranges of the other depth cameras; and the display panel is configured to display a 3D image formed by processing image information captured by the at least one camera device.