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公开(公告)号：US20230155092A1
公开(公告)日：2023-05-18
申请号：US17910295
申请日：2021-03-25
发明人： Kuai Qin , Shaojia Xie , Feng Gu , Bin Cai , Kailiang Fan , Zhuang Peng
IPC分类号： H01L33/62 , H01L27/15 , H01L25/075 , H01L33/38
CPC分类号： H01L33/62 , H01L27/156 , H01L25/0753 , H01L33/38
摘要： Provided are a LED display unit group and a display panel. The LED display unit group includes a circuit board and pixel units. The circuit board includes N metal wiring layers stacked in sequence and an insulating plate disposed between adjacent metal wiring layers, and the N metal wiring layers are electrically connected through conductive vias on the insulating plate. The pixel units are arranged in an array of m rows and n columns and disposed on the circuit board. Each pixel unit includes at least two LED light-emitting chips with different emitted colors, each LED light-emitting chip is fixed on a first metal wiring layer. The first metal wiring layer includes m common A-electrode pads, A-electrode pads, and B-electrode pads. All the A-electrode pads corresponding to each row of pixel units are integrally formed with and electrically connected to one corresponding common A-electrode pad.
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公开(公告)号：US20210398954A1
公开(公告)日：2021-12-23
申请号：US17281433
申请日：2019-09-26
发明人： Feng Gu , Chuanbiao Liu , Kuai Qin , Kailiang Fan
IPC分类号： H01L25/075 , H01L23/544 , H01L33/62
摘要： Provided is an LED display unit group, comprising: an insulation substrate, a front circuit board, and a back circuit board. The front circuit board is divided into pixel areas arranged in an array of 2m rows and 2n columns. Each pixel area comprises three A-electrode pads, three LED light-emitting chips of different light emission colors, and B-electrode pads corresponding to the three LED light-emitting chips. In each pixel area, the electrode A of each LED light-emitting chip is electrically connected to a corresponding A-electrode pad, and the electrode B of each LED light-emitting chip is electrically connected to a corresponding B-electrode pad. In the same column of pixel areas, B-electrode pads corresponding to all LED light-emitting chips are electrically connected to each other. In the same row of pixel areas, A-electrode pads corresponding to LED light-emitting chips of the same light emission color are electrically connected to each other.
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公开(公告)号：US11789309B2
公开(公告)日：2023-10-17
申请号：US17629410
申请日：2020-06-29
发明人： Qiang Zhao , Kuai Qin , Heng Guo , Kailiang Fan
IPC分类号： G02F1/13357 , H01L27/15 , G02F1/1335 , H01L33/56 , H01L33/62
CPC分类号： G02F1/133603 , G02F1/133612 , H01L27/156 , H01L33/56 , H01L33/62
摘要： Some embodiments of the present disclosure disclose an LED backlight module and a display device, a plurality of light-emitting units are distributed on a substrate of the LED backlight module, and the surface of the substrate is provided with a plurality of solder mask window areas for the plurality of light-emitting units to abut against, and a conductive circuit connecting two adjacent light-emitting units includes a main circuit and an auxiliary circuit; a remaining portion of the substrate except for the solder mask window area is coated with an insulating material, an alignment error in the coating process causes the reserved solder mask window area to be covered and an actual solder mask window area to shift, since the auxiliary circuit passes through the solder mask window area and a routing-wiring direction is intersected the connecting-wiring direction of the two electrodes of the light-emitting units.
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4.发明申请公开(公告)号：US20230029972A1
公开(公告)日：2023-02-02
申请号：US17788151
申请日：2020-12-18
发明人： Kuai Qin , Heng Guo , Kailiang Fan , Caineng Huo , Zhuang Peng
IPC分类号： H01L33/62 , H01L25/075 , H01L23/544 , H01L33/32 , H01L33/44 , H01L33/46 , H01L33/50
摘要： A manufacturing method for an integrated chip is used for forming and processing an electrode structure of the integrated chip. The method includes step S1 and step S2. In step S1, a light-emitting portion is manufactured, and the light-emitting portion includes multiple light-emitting unit groups distributed in the form of a matrix. In step S2, conductive terminals multiple first electrodes and conductive terminals of multiple second electrodes of the light-emitting portion are electrically led out to form multiple first pin electrodes and multiple second pin electrodes. The first pin electrodes and the second pin electrodes are used for being electrically connected to a circuit substrate.
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公开(公告)号：US11448392B2
公开(公告)日：2022-09-20
申请号：US16883163
申请日：2020-05-26
发明人： Qiang Zhao , Kuai Qin , Heng Guo , Changqi Wang , Zongxian Xie , Kailiang Fan
IPC分类号： F21V33/00 , F21V19/00 , H01L25/065 , H01L23/02 , H01L23/28 , H01L33/48 , H01L33/52 , F21Y105/12 , F21Y113/13 , F21Y115/10
摘要： A blade assembly and a fan display including the same. The blade assembly includes a circuit substrate provided in an elongated shape, a lamination board provided in an elongated shape and bonded to the circuit substrate by a laminating glue, and a plurality of light emitting diode (LED) light emitting units. A mounting hole is defined in the lamination board and passes through a thickness of the lamination board. The circuit substrate has a first side attached to the lamination board, the first side and the mounting hole jointly defining a mounting cavity, in which plurality of LED light emitting units are hermetically disposed in the mounting cavity, and are arranged at intervals along a length of the circuit substrate.
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公开(公告)号：US10290783B2
公开(公告)日：2019-05-14
申请号：US15711057
申请日：2017-09-21
发明人： Chuanbiao Liu , Xiaofeng Liu , Zongxian Xie , Qiang Zhao , Kailiang Fan , Kuai Qin , Lu Yang
摘要： An LED bracket, an LED device and an LED display screen are disclosed. The LED bracket includes a metal bracket and a cup cover wrapping the metal bracket. The metal bracket includes a first metal pin embedded into the cup cover and a second metal pin exposed from the cup cover. A part, located on a top of the second metal pin, in the cup cover is a reflection cup. A light absorbing layer is disposed on a part of an outer side face of the reflection cup.
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公开(公告)号：US12100690B2
公开(公告)日：2024-09-24
申请号：US17281433
申请日：2019-09-26
发明人： Feng Gu , Chuanbiao Liu , Kuai Qin , Kailiang Fan
IPC分类号： H01L25/075 , H01L23/544 , H01L33/62
CPC分类号： H01L25/0753 , H01L23/544 , H01L33/62 , H01L2223/54426
摘要： Provided is an LED display unit group, comprising: an insulation substrate, a front circuit board, and a back circuit board. The front circuit board is divided into pixel areas arranged in an array of 2m rows and 2n columns. Each pixel area comprises three A-electrode pads, three LED light-emitting chips of different light emission colors, and B-electrode pads corresponding to the three LED light-emitting chips. In each pixel area, the electrode A of each LED light-emitting chip is electrically connected to a corresponding A-electrode pad, and the electrode B of each LED light-emitting chip is electrically connected to a corresponding B-electrode pad. In the same column of pixel areas, B-electrode pads corresponding to all LED light-emitting chips are electrically connected to each other. In the same row of pixel areas, A-electrode pads corresponding to LED light-emitting chips of the same light emission color are electrically connected to each other.
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公开(公告)号：US11315907B2
公开(公告)日：2022-04-26
申请号：US16995850
申请日：2020-08-18
发明人： Kailiang Fan , Kuai Qin , Heng Guo , Qiang Zhao , Zongxian Xie , Chungan Jiang
IPC分类号： H01L25/075 , G09G3/32
摘要： Some embodiments provide a full-color display module and display device. The full-color display module includes at least two light-emitting layers. Any one of the at least two light-emitting layers includes a substrate and a plurality of light-emitting portions encapsulated on the substrate. A type of any one of the plurality of light-emitting portions is one of a red light-emitting portion, a green light-emitting portion, and a blue light-emitting portion. The at least two light-emitting layers are successively laminated in a laminating direction and form a plurality of pixel points. Any one of the plurality of pixel points is a surrounding area on the full-color display module, which is surrounded by a surrounding curved surface. The surrounding area of the any one of the plurality of pixel points includes at least one red light-emitting portion, at least one green light-emitting portion, and at least one blue light-emitting portion.
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公开(公告)号：US11314125B2
公开(公告)日：2022-04-26
申请号：US16587279
申请日：2019-09-30
发明人： Qiang Zhao , Chuanbiao Liu , Kuai Qin , Heng Guo , Changqi Wang , Zongxian Xie , Kailiang Fan , Chungan Jiang
IPC分类号： G02F1/13357 , H01L25/075 , H01L33/50 , H01L33/62 , H01L33/64 , H01L33/60 , H05B45/10 , G02F1/1335
摘要： Provided is a LED backlight module, display screen and detection method of a LED backlight module. The LED backlight module includes a substrate and multiple LED chips arranged on the substrate, one first detection group is arranged on the substrate for each LED chip of more than one LED chip arranged at an interval of N LED chips connected in series, where N is greater than or equal to 0, the first detection group includes a first positive electrode detection point and a first negative electrode detection point, the first positive electrode detection point and the first negative electrode detection point of the first detection group are respectively connected to a positive electrode and a negative electrode of the each LED chip.
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