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公开(公告)号：US12002916B2
公开(公告)日：2024-06-04
申请号：US17930514
申请日：2022-09-08
发明人： Wengang Su , Wei Hao , Haiwei Sun , Lingyun Shi , Feifei Wang , Rui Shi
IPC分类号： H01L33/62 , H01L23/48 , H01L25/075 , H01L33/60
CPC分类号： H01L33/62 , H01L23/48 , H01L25/0753 , H01L33/60
摘要： A backplane and a glass-based circuit board. The backplane includes: a base substrate and a plurality of light-emitting units, arranged in an array on the base substrate. Each of the light-emitting units includes at least one light-emitting sub-unit; the light-emitting sub-unit includes a connection line and a plurality of light-emitting diode chips connected with the connection line, and the light-emitting diode chips are located on a side of the connection line away from the base substrate. The connection line comprises a first connection portion, a second connection portion and a third connection portion; in each of the light-emitting sub-units, the third connection portion comprises a plurality of connection sub-portions, each of the connection sub-portions comprise at least one electrical contact point; the electrical contact points at adjacent ends of adjacent connection sub-portions constitute an electrical contact point pair.
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公开(公告)号：US11570867B2
公开(公告)日：2023-01-31
申请号：US17364679
申请日：2021-06-30
发明人： Wei Hao , Lingyun Shi , Wenchieh Huang , Feifei Wang , Wengang Su , Rui Shi , Xingce Shang , Junwei Zhang , Kaimin Yin , Qibing Gu , Lili Jia , Xiurong Wang
摘要： A method of controlling a driving circuit applicable to a light-emitting substrate which includes a light-emitting assembly including a plurality of light-emitting-element strings connected in parallel, each of the plurality of light-emitting strings comprising a plurality of light-emitting-elements connected in series, the driving circuit connected to the plurality of light-emitting-element strings via a wiring, wherein the method comprises: obtaining a wiring IR drop, a light-emitting element string IR drop, a voltage deviation, and a channel IR drop; obtaining a target power supply voltage according to the wiring IR drop, the light-emitting element string IR drop, the voltage deviation, and the channel IR drop; comparing the target power supply voltage with an output voltage to obtain a comparison result; generating an adjustment signal according to the comparison result; and adjusting the output voltage according to the adjustment signal. A driving circuit and a light-emitting substrate are further provided.
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3.发明授权公开(公告)号：US10726774B2
公开(公告)日：2020-07-28
申请号：US16209360
申请日：2018-12-04
发明人： Wei Hao , Feifei Wang , Luqiang Guo , Jieqiong Wang , Ziqiang Guo
摘要： A backlight driving circuit includes a backlight driving sub-circuit. The backlight driving sub-circuit includes at least one voltage receiving end; at least two switch sub-circuits and at least two driving ends. The voltage receiving end is connected to first electrodes of at least two light emitting elements. Second electrodes of the at least two light emitting elements are connected to first ends of the at least two switch sub-circuits, respectively. The control end of each switch sub-circuit receives a switch control signal. The second end of each switch sub-circuit is connected to a corresponding driving end. The first end and the second end of the switch sub-circuit are connected or disconnected under the control of the switch control signal.
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公开(公告)号：US11469359B2
公开(公告)日：2022-10-11
申请号：US16961439
申请日：2019-09-30
发明人： Wengang Su , Wei Hao , Haiwei Sun , Lingyun Shi , Feifei Wang , Rui Shi
IPC分类号： H01L33/62 , H01L25/075 , H01L33/60 , H01L23/48
摘要： A backplane and a glass-based circuit board. The backplane includes: a base substrate and a plurality of light-emitting units, arranged in an array on the base substrate. Each of the light-emitting units (110) includes at least one light-emitting sub-unit; the light-emitting sub-unit includes a connection line (200) and a plurality of light-emitting diode chips connected with the connection line, and the light-emitting diode chips are located on a side of the connection line away from the base substrate. The light-emitting diode chips (300) in the at least one light-emitting sub-unit are connected in series.
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5.发明授权公开(公告)号：US11357083B2
公开(公告)日：2022-06-07
申请号：US17255060
申请日：2020-03-05
发明人： Wei Hao , Feifei Wang , Wengang Su , Rui Shi , Lingyun Shi , Haiwei Sun , Ming Chen , Xue Dong
IPC分类号： H05B45/10 , H05B47/16 , G02F1/13 , H01L25/16 , G02F1/1335 , G02F1/13357
摘要： A light-emitting substrate and a method of driving the same, a light-emitting module, and a display apparatus are provided. The light-emitting substrate has a plurality of light-emitting areas. The light-emitting substrate includes: a base, a plurality of light-emitting components, a plurality of first power supply voltage signal lines, and a plurality of first control circuits. The plurality of light-emitting components are disposed on the base. The plurality of first power supply voltage signal lines are disposed on the base and arranged at intervals. The plurality of first control circuits are disposed on the base. One light-emitting component is located in one light-emitting area. Each of the first control circuits is coupled to a first electrode of one light-emitting component, and each of first power supply voltage signal lines is coupled to at least two first control circuits.
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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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公开(公告)号：US11869921B2
公开(公告)日：2024-01-09
申请号：US17281443
申请日：2020-01-21
发明人： Ming Yang , Wei Hao , Qibing Gu , Guofeng Hu , Lingyun Shi , Minghua Xuan , Can Zhang
CPC分类号： H01L27/156 , H01L33/387 , H01L33/62
摘要： A light emitting plate, a wiring plate and a display device are provided. The light emitting plate includes a base substrate; and light emitting units on the base substrate. Each of the light emitting units includes a light emitting sub-unit, the light emitting sub-unit includes a connection line unit and a light emitting diode chip connected with the connection line unit. The connection line unit includes at least two electrical contact pairs, and each of the at least two electrical contact pairs includes a first electrode contact and a second electrode contact; in each connection line unit, the second electrode contacts are electrically connected with each other, the first electrode contacts are electrically connected with each other, and only one of the at least two electrical contact pairs in each connection line unit is connected with the light emitting diode chip.
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9.发明公开公开(公告)号：US20230215393A1
公开(公告)日：2023-07-06
申请号：US18182478
申请日：2023-03-13
发明人： Ming Yang , Wei Hao , Feifei Wang , Minghua Xuan , Zhenyu Zhang , Xiaochuan Chen , Lingyun Shi
IPC分类号： G09G3/34
CPC分类号： G09G3/3426 , G09G2310/0243 , G09G2310/08 , G09G2320/064 , G09G2330/021 , G09G2330/12 , G09G2370/00 , H01L25/167
摘要： A light emitting substrate, a method of driving a light emitting substrate, and a display device are provided. The light emitting substrate includes a plurality of light emitting units arranged in an array. Each light emitting unit includes a driving circuit, a plurality of light emitting elements, and a driving voltage terminal. The plurality of light emitting elements are sequentially connected in series and connected between the driving voltage terminal and the output terminal of the driving circuit. The driving circuit is configured to output a relay signal through the output terminal in a first period according to a first input signal received by the first input terminal and a second input signal received by the second input terminal, and supply a driving signal to the plurality of light emitting elements sequentially connected in series through the output terminal in a second period.
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10.发明授权公开(公告)号：US11694607B2
公开(公告)日：2023-07-04
申请号：US17631586
申请日：2021-03-04
发明人： Ming Yang , Fuqiang Li , Xingce Shang , Wei Hao , Lin Zhou , Qi Qi
IPC分类号： G09G3/32 , H01L25/075 , H01L33/62 , H01L23/00
CPC分类号： G09G3/32 , H01L25/0753 , H01L33/62 , G09G2310/08 , G09G2320/0233 , G09G2330/021 , H01L24/05 , H01L2224/05572 , H01L2224/05573 , H01L2224/05609
摘要： A light emitting substrate is provided. The light emitting substrate includes a plurality of light emitting controlling units arranged in M rows and N columns, M is an integer equal to or greater than one, N is an integer equal to or greater than one. A respective column of the N columns of light emitting controlling units includes M number of groups of second voltage signal lines, a respective group of the M number of groups of second voltage signal lines connected to a respective one of the M number of light emitting controlling units, the respective group of the M number of groups of second voltage signal lines including k number of second voltage signal lines, k is an integer equal to or greater than one.
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