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公开(公告)号：US11727861B2
公开(公告)日：2023-08-15
申请号：US17431182
申请日：2021-02-07
发明人： Xiurong Wang , Wei Hao , Lingyun Shi , Qibing Gu , Guofeng Hu , Tao Yang , Mengmeng Wang , Wenhao Liu
CPC分类号： G09G3/32 , G09G3/2074 , G09G2300/0408 , G09G2300/0426 , G09G2300/0443 , G09G2300/0452 , G09G2300/0804 , G09G2310/0208 , G09G2310/0278
摘要： Provided are a pixel drive circuit, a drive circuit of a display panel, and a display apparatus. The pixel drive circuit includes a switch unit and a drive unit, the switch unit is connected to the drive unit, and the drive unit is configured to be connected to a plurality of sub-pixel units; the switch unit is configured to receive a scan signal and a data signal, be switched on under action of the scan signal, and send the data signal to the drive unit; and the drive unit is configured to send the data signal to the plurality of sub-pixel units connected thereto in a time division manner.
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2.发明授权公开(公告)号：US11568784B2
公开(公告)日：2023-01-31
申请号：US17558290
申请日：2021-12-21
发明人： Mengmeng Wang , Zhitao Zhang , Xiurong Wang , Lingyun Shi , Tao Yang , Shicai Cao
IPC分类号： G09G3/20
摘要： The present disclosure relates to an apparatus and method for compensating for pixel data, a display panel and a storage medium. In one or more embodiments, the method includes: obtaining a first display area and a second display area of the display panel; obtaining, by mapping respective initial pixel data of pixels in the first display area using a preset grayscale target value, respective intermediate pixel data of the pixels in the first display area; and obtaining, by compensating for respective initial pixel data of pixels in the second display area and the respective intermediate pixel data of the pixels in the first display area using preset compensation coefficients, respective target pixel data of pixels in the second display area and the first display area.
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公开(公告)号：US12073771B2
公开(公告)日：2024-08-27
申请号：US17290414
申请日：2020-09-18
发明人： Guofeng Hu , Qibing Gu , Lingyun Shi , Ming Chen , Xiurong Wang , Wei Hao , Tao Yang , Hong Liu , Mingjian Yu , Donghui Wang , Jing Xue , Yong Zhang , Jian Wang , Jian Lin , Xianglei Qin , Zhichao Yang , Zepeng Sun , Honggui Jin , Yashuai An , Zhilong Duan , Lingfang Nie , Liangzhen Tang , Limin Zhang
CPC分类号： G09G3/32 , G09G3/3426 , G09G2300/0426 , G09G2310/0286 , G09G2310/08 , G09G2330/021
摘要： A display panel and a driving method thereof, and a display device. The display panel includes a substrate and a plurality of pixel circuits arranged in an array on the substrate, each of the plurality of pixel circuits includes a pixel driving chip and at least one light-emitting element electrically connected to the pixel driving chip, and the pixel driving chip is configured to receive and store a data signal and drive the at least one light-emitting element to emit light according to the data signal.
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公开(公告)号：US20220309997A1
公开(公告)日：2022-09-29
申请号：US17290414
申请日：2020-09-18
发明人： Guofeng Hu , Qibing Gu , Lingyun Shi , Ming Chen , Xiurong Wang , Wei Hao , Tao Yang , Hong Liu , Mingjian Yu , Donghui Wang , Jing Xue , Yong Zhang , Jian Wang , Jian Lin , Xianglei Qin , Zhichao Yang , Zepeng Sun , Honggui Jin , Yashuai An , Zhilong Duan , Lingfang Nie , Liangzhen Tang , Limin Zhang
摘要： A display panel and a driving method thereof, and a display device. The display panel includes a substrate and a plurality of pixel circuits arranged in an array on the substrate, each of the plurality of pixel circuits includes a pixel driving chip and at least one light-emitting element electrically connected to the pixel driving chip, and the pixel driving chip is configured to receive and store a data signal and drive the at least one light-emitting element to emit light according to the data signal.
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5.发明申请公开(公告)号：US20220189422A1
公开(公告)日：2022-06-16
申请号：US17252388
申请日：2020-05-25
发明人： Mengmeng Wang , Xiurong Wang , Xiaomang Zhang , Wenhao Liu , Juanjuan Shi
IPC分类号： G09G3/34
摘要： The embodiments of the present application disclose a method of controlling display of a display device, an apparatus thereof and a display apparatus. The display device includes a backlight unit and a display panel, wherein the backlight unit includes a plurality of backlight partitions, each of which is independently driven, and the display panel includes a plurality of display partitions in one-to-one correspondence with the backlight partitions. The method comprises: causing the display panel to display a test image, wherein each pixel of the test image has a same gray value; acquiring a luminance of each display partition of the display panel; determining a compensation coefficient according to the luminance of each display partition; adjusting backlight data of the backlight partition according to the compensation coefficient to obtain adjusted backlight data of each backlight partition; and providing the adjusted backlight data to the backlight unit for display by the display panel.
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公开(公告)号：US12046590B2
公开(公告)日：2024-07-23
申请号：US17422750
申请日：2021-01-28
发明人： Qibing Gu , Guofeng Hu , Xiurong Wang , Jing Xue , Lingyun Shi , Ming Chen
CPC分类号： H01L25/167 , G09G3/32 , G09G2300/0452
摘要： Provided is a pixel structure, a display panel, and a display device. The pixel structure includes three sub-pixel units of different colors and a driving unit. The three sub-pixel units include a first sub-pixel unit, a second sub-pixel unit, and a third sub-pixel unit. The driving unit is configured to send corresponding display data to the three sub-pixel units respectively. The sub-pixel units are arranged on one side or two sides of the driving unit.
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7.发明授权公开(公告)号：US11308896B2
公开(公告)日：2022-04-19
申请号：US16611800
申请日：2019-02-22
发明人： Tiankuo Shi , Zhihua Ji , Xiaomang Zhang , Lingyun Shi , Xiurong Wang , Hao Zhang , Lili Chen , Yilang Sun , Yifang Chu , Yanhui Xi , Wenyu Li , Ming Chen
摘要： The embodiments of this disclosure disclose a liquid crystal display device and a control method thereof, a head-mounted display device and a computer-readable storage medium. The control method of the liquid crystal display device comprises: obtaining a state of each pixel in the display panel based on inputted image data; obtaining a display zone comprising both pixels in a bright state and pixels in a dark state based on the state of each pixel in the display panel, and using the obtained display zone as a destination zone; obtaining a halo region based on the state of the pixels in the destination zone, wherein the halo region comprises pixels in the dark state in the destination zone; generating a first control signal based on the halo region; and controlling based on the first control signal a backlight zone to be adjusted.
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8.发明授权公开(公告)号：US11676549B2
公开(公告)日：2023-06-13
申请号：US17252388
申请日：2020-05-25
发明人： Mengmeng Wang , Xiurong Wang , Xiaomang Zhang , Wenhao Liu , Juanjuan Shi
CPC分类号： G09G3/3426 , G09G3/006 , G09G2320/0233 , G09G2330/12 , G09G2360/141 , G09G2360/16
摘要： The embodiments of the present application disclose a method of controlling display of a display device, an apparatus thereof and a display apparatus. The display device includes a backlight unit and a display panel, wherein the backlight unit includes a plurality of backlight partitions, each of which is independently driven, and the display panel includes a plurality of display partitions in one-to-one correspondence with the backlight partitions. The method comprises: causing the display panel to display a test image, wherein each pixel of the test image has a same gray value; acquiring a luminance of each display partition of the display panel; determining a compensation coefficient according to the luminance of each display partition; adjusting backlight data of the backlight partition according to the compensation coefficient to obtain adjusted backlight data of each backlight partition; and providing the adjusted backlight data to the backlight unit for display by the display panel.
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公开(公告)号：US11587506B2
公开(公告)日：2023-02-21
申请号：US17259594
申请日：2020-03-30
发明人： Hong Liu , Qibing Gu , Lingyun Shi , Ming Chen , Xiurong Wang , Guofeng Hu , Mingjian Yu , Donghui Wang
IPC分类号： G09G3/3233
摘要： Pixel structure, driving method thereof and display device are disclosed. The pixel structure includes: light-emitting device having first electrode coupled to corresponding first voltage line. Driving chip includes: receiving circuit configured to decode first digital clock signal on first control line in display phase to obtain first address data and light emission data; address storage circuit configured to store reference address data before the display phase; data processing circuit configured to output PWM signal and current control signal corresponding to each light-emitting device according to the light emission data when the first address data is the same as the reference address data; current output circuit configured to output driving current according to the current control signal; and gating circuit configured to sequentially receive the PWM signal corresponding to each light-emitting device and transmit the driving current to the output terminal when the PWM signal is in active-level state.
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公开(公告)号：US11322076B2
公开(公告)日：2022-05-03
申请号：US17418585
申请日：2020-10-21
发明人： Lingyun Shi , Wenchieh Huang , Ming Chen , Xue Dong , Haiwei Sun , Xiurong Wang , Qibing Gu , Guofeng Hu
IPC分类号： G09G3/32
摘要： A pixel driving chip and a driving method therefor, and a display apparatus. The pixel driving chip includes a data input circuit, a time selection circuit, and a current control circuit; the data input circuit is configured to receive display data, and partition the display data to obtain a data partition to which the display data belongs in M data partitions that are obtained on the basis of a display data range; the time selection circuit is configured to determine, according to the data partition to which the display data belongs, an output time length corresponding to the display data, and within the output time length, output the display data to the current control circuit; the current control circuit is configured to determine, according to the display data, a driving current flowing through a light emitting element corresponding to the display data.
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