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公开(公告)号：US20210097950A1
公开(公告)日：2021-04-01
申请号：US16994891
申请日：2020-08-17
Inventor： Ke Dai , Yunyun Liang , Liugang Zhou , Zhenlin Qu , Liu He , Qing Li , Jun Wang , Yu Quan , Xiaofeng Yin , Liwei Zhou , Lin Zhang , Tao Li , Yulong Xiong
Abstract: The present disclosure provides a driving circuit and driving method for a liquid crystal display panel, and a display device. The driving circuit includes: a signal collector, configured to collect a backlight control signal; and a timing control chip, configured to determine whether a BLU is in the bright state time period or in the dark state time period, and retrieve a first gate control signal from a memory chip and output the first gate control signal to a gate driving circuit, when determining that the BLU is in the bright state time period, or retrieve a second gate control signal from the memory chip and output the second gate control signal to the gate driving circuit, when determining that the BLU is in the dark state time period.
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12.发明授权公开(公告)号：US11790691B2
公开(公告)日：2023-10-17
申请号：US17044203
申请日：2019-11-18
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Lei Wang , Haisheng Wang , Xiaoliang Ding , Lin Zhang , Yingming Liu
CPC classification number: G06V40/1359
Abstract: A fingerprint identification sensor includes a base, and at least one light sensing unit disposed on the base. The at least one light sensing unit is configured to collect at least two different monochromatic lights of light reflected by a finger to identify a fingerprint.
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公开(公告)号：US11506941B2
公开(公告)日：2022-11-22
申请号：US16491409
申请日：2019-04-03
Inventor： Lin Zhang , Hongliang Wang , Ke Dai
IPC: G02F1/1339 , G02F1/1333 , G02F1/1335
Abstract: The present disclosure relates to a display panel. The display panel may include a first substrate, a second substrate opposite the first substrate, and a frame supporting structure between the first substrate and the second substrate in a frame area of the display panel. The frame area of the display panel may surround a display area of the display panel. The frame supporting structure may include a first frame supporting portion on at least one part of a circumference of the display area, the first frame supporting portion comprises an elastic material, and an elastic recovery rate of the elastic material is above about 80%.
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公开(公告)号：US10970517B2
公开(公告)日：2021-04-06
申请号：US16599221
申请日：2019-10-11
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Lei Wang , Haisheng Wang , Changfeng Li , Xiaoquan Hai , Lin Zhang
IPC: G06K9/00 , G02F1/13357 , G02F1/1333 , H01L27/146 , H01L27/32
Abstract: An operation method of a texture recognition device and a texture recognition device are provided. The texture recognition device includes a light source array and an image sensor array; the light source array includes a plurality of light sources; the image sensor array includes a plurality of groups of image sensors; and the operation method includes: in a first period, allowing the light source array to operate to provide a first photosensitive light source, allowing a first group of image sensors that can receive first light emitted by the first photosensitive light source and reflected by the texture to be in a state of sensing and generating a detection electrical signal, and allowing at least one group of image sensors that can receive the first light except the first group of image sensors to be in a state of not sensing and not generating a detection electrical signal.
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公开(公告)号：US12092920B2
公开(公告)日：2024-09-17
申请号：US17758337
申请日：2021-08-04
Inventor： Lin Zhang , Yanping Liao , Lei Guo , Ke Dai , Li Tian
IPC: G02F1/1335 , G02F1/1347 , G02F1/1362
CPC classification number: G02F1/133528 , G02F1/133502 , G02F1/1347 , G02F1/136286 , G02F2201/50 , G02F2202/28
Abstract: The present disclosure provides a display device. The display device includes: a liquid crystal display panel; a liquid crystal light control panel located on the light incident side of the liquid crystal display panel; and at least two haze layers located on the light emitting side of the liquid crystal display panel.
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Patent Agency Ranking
公开(公告)号：US12089474B2
公开(公告)日：2024-09-10
申请号：US17425898
申请日：2020-04-27
Applicant: BOE Technology Group Co., Ltd.
Inventor： Lei Wang , Xiaoliang Ding , Yingming Liu , Lei Zhang , Peng Jia , Shi Shu , Yunke Qin , Lin Zhang
CPC classification number: H10K59/60 , G06F3/0412 , G06F3/0443 , G06F3/0446 , G06V40/1318 , H10K50/865 , H10K59/126 , G06F2203/04107 , H10K59/35 , H10K59/65
Abstract: A texture recognition apparatus and an opposite substrate are provided. The texture recognition apparatus includes a light source array, an image sensor array and a light shielding layer. The light source array includes a plurality of light sources; the image sensor array includes a plurality of image sensors, an orthographic projection of the light shielding layer on a plane where the light source array is located is between two adjacent light sources, an orthographic projection of the light shielding layer on a plane where the image sensor array is located at least partially overlaps with the plurality of image sensors; the light shielding layer has at least one opening, and at least a part of an orthographic projection of the first opening on the plane where the image sensor array is located is at least on one side of the first image sensor or overlaps with the first image sensor.
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公开(公告)号：US11309365B2
公开(公告)日：2022-04-19
申请号：US16901882
申请日：2020-06-15
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yawei Wang , Haisheng Wang , Lei Wang , Lin Zhang
Abstract: The present disclosure provides an optical fingerprint sensor and a display module. The optical fingerprint sensor includes a photodiode and a switching thin film transistor connected to the photodiode, in which the photodiode includes a first electrode made of a light-absorbing conductive nano-material; the first electrode is located in a same layer as a second electrode of the switching thin film transistor, and the first electrode includes a light-entering end surface facing a light-entering side and a side surface connected to the light-entering end surface, the side surface includes a curved portion, and the second electrode is at least connected to the curved portion.
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18.发明授权公开(公告)号：US11276252B2
公开(公告)日：2022-03-15
申请号：US16903289
申请日：2020-06-16
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Lin Zhang , Lei Wang , Haisheng Wang
IPC: G06K9/00 , G06V40/13 , G02F1/13357 , G02F1/1362 , G02F1/1368
Abstract: Embodiments of the present disclosure provide a texture acquisition device, a method for manufacturing a texture acquisition device, and a texture acquisition method. The texture acquisition device includes: a display panel; a backlight layer including a plurality of light sources spaced apart from each other, the light sources being configured to emit light toward a light exit side of the display panel; and a plurality of photoelectric sensors, wherein the texture acquisition device is configured in such a way that the light emitted by the light source is irradiated to a region between adjacent light sources after being reflected by an object to be detected on the display panel, to form an optical path, and at least one photoelectric sensor is provided in the optical path so as to detect the light reflected by the object to be detected to recognize an texture image of the object to be detected.
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公开(公告)号：US11243441B2
公开(公告)日：2022-02-08
申请号：US16626865
申请日：2019-05-14
Inventor： Lin Zhang , Ke Dai , Hongliang Wang
IPC: G02F1/1339 , G02F1/1333
Abstract: A display panel having a display area and a peripheral area is provided. The display panel includes a first display substrate; a second display substrate facing the first display substrate; a sealant layer in the peripheral area and between the first display substrate and the second display substrate, configured to seal the first display substrate and the second display substrate together to form a cell; and an elastic support layer in the peripheral area and between the first display substrate and the second display substrate. The elastic support layer encircled by the sealant layer and spaced apart from the sealant layer. The elastic support layer substantially surrounds the display area. The elastic support layer is configured to be in direct contact with the first display substrate and in direct contact with the second display substrate.
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公开(公告)号：US11238830B2
公开(公告)日：2022-02-01
申请号：US16964765
申请日：2020-02-10
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xiaoliang Ding , Xue Dong , Haisheng Wang , Lei Wang , Lin Zhang , Pengpeng Wang , Wei Wang
IPC: G09G5/10 , H04N13/15 , H04N13/307
Abstract: Disclosed are a display device and a display method thereof. The display device includes a data acquisition portion and a display portion. The data acquisition portion is configured to acquire light field information, and the data acquisition portion includes a plurality of first optical structures and a plurality of photosensitive unit groups, the first optical structures are at a light incident side of the photosensitive unit groups, and the first optical structures are in one-to-one correspondence with the photosensitive unit groups. The display portion is configured to display the light field information acquired by the data acquisition portion, the display portion includes a plurality of second optical structures and a plurality of sub-pixel groups, the second optical structures are at a light exit side of the sub-pixel groups, and the sub-pixel groups are in one-to-one correspondence with the second optical structures.
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