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公开(公告)号:US20220309996A1
公开(公告)日:2022-09-29
申请号:US17290146
申请日:2020-09-10
Inventor: Wenchieh Huang , Lingyun Shi , Ming Chen , Xue Dong
IPC: G09G3/32
Abstract: An electronic substrate and a driving method thereof, and a display device. The electronic substrate includes a pixel drive chip which includes at least one signal terminal, a signal generation circuit, a data storage circuit, and an output circuit; at least one signal terminal is configured to be electrically connected to the light-emitting element; the signal generation circuit is connected to at least one signal terminal and configured to receive an input signal through the at least one signal terminal and generate a clock signal according to the input signal; the data storage circuit is configured to receive the clock signal and store the input signal according to the clock signal; and the output circuit is configured to output a current, which is generated according to the stored input signal and used for driving the light-emitting element, though at least one signal terminal.
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公开(公告)号:US20220269131A1
公开(公告)日:2022-08-25
申请号:US17477133
申请日:2021-09-16
Inventor: Junjie XIE , Yezhou TAN , Zhenxing LUO , Bin Xiang , Pei LI , Pengjun CAO
IPC: G02F1/13357
Abstract: The embodiments of the present disclosure provide a driving backplate and a display device adopting the following solutions. The driving backplate comprises: a substrate; a first reflective layer disposed on the substrate; the first reflecting layer is provided with a plurality of first openings; an outline of the first opening comprises a plurality of first grooves; a functional element disposed within the first opening; and a dispensed portion arranged at a periphery of the functional element, and at least part of the first groove is filled by one side of the dispensed portion close to the first reflecting layer.
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公开(公告)号:US20220254969A1
公开(公告)日:2022-08-11
申请号:US17481326
申请日:2021-09-22
Inventor: Linxia QI , Junjie MA , Yuanda LU , Shanwei YANG , Jiawei ZHAO , Zhijun XIONG , Haiwei SUN , Lingyun SHI , Jinpeng LI
IPC: H01L33/62 , H01L25/075 , H01L33/38
Abstract: A light-emitting chip and a light-emitting substrate are provided. The light-emitting chip includes a base substrate and at least two sub-light-emitting chips disposed on a side of the base substrate, wherein each sub-light-emitting chip includes a first semiconductor layer, a second semiconductor layer and an light-emitting layer located between the first semiconductor layer and the second semiconductor layer which are stacked.
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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
Inventor: Lingyun Shi , Wenchieh Huang , Ming Chen , Xue Dong , Haiwei Sun , Xiurong Wang , Qibing Gu , Guofeng Hu
IPC: G09G3/32
Abstract: 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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公开(公告)号:US11308897B2
公开(公告)日:2022-04-19
申请号:US17255989
申请日:2020-05-22
Inventor: Tiankuo Shi , Lingyun Shi , Xiaomang Zhang , Xin Duan , Wei Sun , Guofeng Hu , Zhihua Ji , Yanhui Xi , Yan Sun , Bin Dai , Yue Li , Yifan Hou , Yilang Sun , Chuanjun Liu , Xue Dong
Abstract: A display device and a display control method, and the display device includes: a backlight module, a first display panel, and a second display panel, and a processor. The processor is configured to: acquire a pixel grayscale matrix of an image to be displayed; determine desired brightness of each pixel by using a grayscale-brightness curve of the second display panel based on the pixel grayscale matrix; determine set light-emitting brightness of backlight partition according to grayscale information in the pixel grayscale matrix corresponding to the backlight partition; obtain a first corrected brightness of each backlight partition based on light diffusion coefficients of the plurality of backlight partitions; determine a grayscale of pixel unit according to a brightness difference between the first corrected brightness and the desired brightness; obtain a second corrected brightness of the backlight partition.
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公开(公告)号:US20250160086A1
公开(公告)日:2025-05-15
申请号:US19026805
申请日:2025-01-17
Inventor: Linxia QI , Junjie MA , Yuanda LU , Shanwei YANG , Jiawei ZHAO , Zhijun XIONG , Haiwei SUN , Lingyun SHI , Jinpeng LI
IPC: H10H20/857 , H01L25/075 , H10H20/831
Abstract: A light-emitting chip and a light-emitting substrate are provided. The light-emitting chip includes a base substrate and at least two sub-light-emitting chips disposed on a side of the base substrate, wherein each sub-light-emitting chip includes a first semiconductor layer, a second semiconductor layer and an light-emitting layer located between the first semiconductor layer and the second semiconductor layer which are stacked.
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公开(公告)号:US12300775B2
公开(公告)日:2025-05-13
申请号:US17760817
申请日:2020-12-26
Inventor: Jinpeng Li , Haiwei Sun , Pei Li , Teng Zhang , Jian Li , Pengjun Cao , Zhiqiang Wang , Zongying Shu
Abstract: A display substrate includes a substrate, light-emitting devices disposed on a side of the substrate, a first light dimming layer disposed on the side of the substrate, and a first fixing layer disposed on a side of the light-emitting devices and the first light dimming layer away from the substrate. The light-emitting devices are arranged at intervals from each other and divided into a plurality of groups of light-emitting devices, and each group of light-emitting devices includes at least one light-emitting device. The first light dimming layer includes portions each located between two adjacent groups of light-emitting devices, and a gap exists between a portion of the first light dimming layer and at least one side face of at least one light-emitting device adjacent thereto. A portion of the first fixing layer is located in the gap. The first fixing layer is a light-transmitting film.
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公开(公告)号:US12284855B2
公开(公告)日:2025-04-22
申请号:US17449058
申请日:2021-09-27
Inventor: Xaiwei Yun , Chenchang Chen , Wenchieh Huang , Bo Gao , Xuehai Qian , Meiling Jin , Wenjia Sun , Xiaozhou Liu
IPC: H01L33/62 , H01L25/075 , H01L33/00 , H01L33/50 , H10H20/01 , H10H20/851 , H10H20/857
Abstract: A miniature light emitting diode chip, a display substrate and a manufacturing method thereof, and a display device are provided. The miniature light emitting diode chip includes: a substrate, including a first side and a second side; a first contact portion and a plurality of contact portions; and a plurality of miniature light emitting diodes. The miniature light emitting diodes each include a first electrode and a second electrode. An orthographic projection of a combination of the plurality of miniature light emitting diodes and a spacing between any two of the plurality of miniature light emitting diodes falls within the substrate. The first electrode of each of the plurality of miniature light emitting diodes is electrically connected to the first contact portion, and the second electrode of each of the plurality of miniature light emitting diodes is electrically connected to the plurality of second contact portions, respectively.
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公开(公告)号:US20250101566A1
公开(公告)日:2025-03-27
申请号:US18705571
申请日:2023-04-28
Inventor: Enkai DONG , Yutian CHU , Ming ZHAI , Jiacheng QI , Le WANG , Qiqi ZHOU
IPC: C23C14/04
Abstract: A back plate includes a substrate, and an insulation layer and a pad group that are located on the substrate. The pad group includes at least two pads. The insulation layer includes openings. The pads protrude towards a side away from the substrate relative to the insulation layer. A mask includes through holes and a blind hole. The orthographic projections of the through holes on the substrate overlap orthographic projections of the pads on the substrate. The blind hole surrounds the through holes. A size of the blind hole in a thickness direction of the mask is greater than or equal to a size of the pad protruding from the insulation layer. An orthographic projection of the blind hole on the substrate and the orthographic projections of the through holes on the substrate after spliced cover the orthographic projections of the pads on the substrate.
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60.
公开(公告)号:US20250098383A1
公开(公告)日:2025-03-20
申请号:US18293260
申请日:2022-12-19
IPC: H01L33/62 , H01L23/60 , H01L25/075
Abstract: A display panel includes a substrate, a plurality of connection wires, an isolation region and a first electrostatic discharge structure disposed on a second surface. The substrate includes a first surface and a second surface that are opposite, and a plurality of side surfaces, and at least one of the side surfaces is a selected side surface. The connection wires are arranged side by side at intervals, and each of the connection wires includes a first-segment wire, a second-segment wire and a third-segment wire connected in sequence. The first-segment wire is located on the first surface, the second-segment wire is located on the selected side surface, and the third-segment wire is located on the second surface. The first electrostatic discharge structure is arranged on a side of third-segment wires away from the selected side surface. The isolation region is located between the third-segment wires and the first electrostatic discharge structure.
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