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11.
公开(公告)号:US20240304762A1
公开(公告)日:2024-09-12
申请号:US18026332
申请日:2022-04-26
Inventor: Yutian CHU , Sha FENG , Zhijun XIONG , Yuanda LU , Liang SUN , Zhaohui LI , Enkai DONG , Jiacheng QI , Jinpeng LI , Qiqi ZHOU , Le WANG
CPC classification number: H01L33/46 , H01L33/62 , H01L2933/0025 , H01L2933/0066
Abstract: Provided are a light-emitting chip, a light-emitting substrate, a display device, and a manufacturing method for a light-emitting substrate. The light-emitting chip includes: a substrate; a light-emitting structure, the light-emitting structure disposed on a side of the substrate; a reflective layer disposed on a side, facing away from the substrate, of the light-emitting structure; at least two sub-light-emitting auxiliary bonding layers disposed on a side, facing away from the light-emitting structure, of the reflective layer; and a raised portion, disposed on a side, facing away from the light-emitting structure, of the reflective layer, an orthographic projection of the raised portion on the substrate and an orthographic projection of the sub-light-emitting auxiliary bonding layers on the substrate do not overlap with each other, and a thickness of the raised portion is smaller than a thickness of each of the at least two sub-light-emitting auxiliary bonding layers.
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公开(公告)号:US12073763B2
公开(公告)日:2024-08-27
申请号:US18245040
申请日:2022-05-23
Inventor: Qibing Gu , Guofeng Hu , Xiuling Li , Bao Fu , Wenchieh Huang , Lingyun Shi , Ming Chen
CPC classification number: G09G3/2092 , G09G3/32 , H01L25/167 , H01L27/124 , G09G2300/0408 , G09G2310/08 , G09G2320/064 , G09G2330/021
Abstract: A pixel unit includes N light-emitting devices and a pixel driving chip. The pixel driving chip includes: a data signal terminal used to receive a data signal; a power supply signal terminal used to receive a power supply signal; and N signal channel terminals being in one-to-one correspondence with the N light-emitting devices. A first electrode of a first light-emitting device in the N light-emitting devices is configured to be coupled to the power supply signal terminal, a second electrode of an n-th light-emitting device in the N light-emitting devices is coupled to a first electrode of an (n+1)-th light-emitting device and an n-th signal channel terminal in the N signal channel terminals; N is a positive integer greater than 1, and n is a positive integer greater than or equal to 1 and less than or equal to N.
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公开(公告)号:US20240282903A1
公开(公告)日:2024-08-22
申请号:US18613195
申请日:2024-03-22
Inventor: Shaofei GUO , Ping LI , Shipeng WANG , Bo GAO , Chao TIAN , Xuehai QIAN , Xiaozhou LIU , Baoxin ZHANG , Qian ZHANG
IPC: H01L33/64 , H01L23/498 , H01L23/538 , H01L25/16
CPC classification number: H01L33/644 , H01L23/4985 , H01L23/5387 , H01L25/167 , H01L33/641
Abstract: The present disclosure provides a display panel, including: a drive substrate; a plurality of light-emitting elements on one side of the drive substrate; a functional assembly on a side of the drive substrate away from the light-emitting elements and connected to the drive substrate; where in a direction parallel to a plane where the drive substrate is located, the functional assembly has a heat conductivity higher than the drive substrate. An embodiment of the present disclosure further provides a display panel subassembly and a display apparatus.
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公开(公告)号:US12062327B2
公开(公告)日:2024-08-13
申请号:US18044664
申请日:2021-01-08
Inventor: Xiuling Li , Qibing Gu , Guofeng Hu , Hongge Mei , Nana Gao , Bao Fu , Xiangyi Chen , Lingyun Shi , Wenchieh Huang
IPC: G09G3/32
CPC classification number: G09G3/32 , G09G2300/0452 , G09G2310/0202 , G09G2310/08
Abstract: An array substrate and a driving method therefor, and a display apparatus are disclosed. The array substrate includes: a base substrate; and a plurality of pixels located on the base substrate, where the plurality of pixels are arranged in an array in a first direction and a second direction. At least one pixel of the plurality of pixels includes: sub-pixels, and a pixel driving chip for driving each sub-pixel in the pixel. The array substrate further includes: a plurality of addressing signal lines located on the base substrate, where the addressing signal lines are coupled to addressing signal ends of pixel driving chips of a row of the pixels arranged in the first direction; and a plurality of data lines located on the base substrate, where the data lines are coupled to data signal ends of pixel driving chips of a column of the pixels arranged in the second direction.
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公开(公告)号:US20240258476A1
公开(公告)日:2024-08-01
申请号:US18007404
申请日:2022-02-25
Inventor: Lili WANG , Chao LIU , Ming ZHAI , Jing WANG , Sha FENG , Mingming JIA , Shaofei GUO , Bao FU , Qiuhua MENG , Qi QI , Lingyun SHI , Haiwei SUN
IPC: H01L33/62 , H01L25/075
CPC classification number: H01L33/62 , H01L25/0753
Abstract: A display panel includes: a backplane, light-emitting devices, first electrodes, and connection traces. The backplane includes a first surface, a second surface opposite thereto, and side surfaces connecting the two surfaces. At least one of the side surfaces is a selected side surface. The light-emitting devices are disposed on the first surface. The first electrodes are disposed on the first surface and are proximate to the selected side surface. Each connection trace includes a first trace segment, a second trace segment, and a third trace segment that are connected in sequence. The first trace segment is disposed on the first surface, and the first trace segment is electrically connected to a first electrode. The second trace segment is disposed on the selected side surface. The third trace segment is disposed on the second surface, and is configured to be electrically connected to a flexible printed circuit.
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公开(公告)号:US20240210754A1
公开(公告)日:2024-06-27
申请号:US18601499
申请日:2024-03-11
Inventor: Pei LI , Haiwei SUN , Ming ZHAI , Lu YU , Kangle CHANG , Jinpeng LI , Pengjun CAO , Yutao HAO , Shubai ZHANG , Shuo WANG , Pei QIN , Zewen GAO , Yali ZHANG
CPC classification number: G02F1/133603 , H01L25/167 , H01L33/54 , H01L33/60 , H01L33/505 , H01L33/56 , H01L2224/13139 , H01L2933/0041
Abstract: A backplane includes: a substrate including a circuit structure layer and a second reflective layer, a first reflective layer disposed on a bearing surface of the substrate, a plurality of light-emitting diode chips, and a plurality of optical structures. The first reflective layer includes a plurality of through holes spaced apart. A light-emitting diode chip in the plurality of light-emitting diode chips is located in a through hole. The plurality of light-emitting diode chips are electrically connected to the circuit structure layer. The circuit structure layer is configured to drive the plurality of light-emitting diode chips to emit light. An optical structure in the plurality of optical structures covers the light-emitting diode chip, a light incident surface of the optical structure is in contact with a light exit surface of the light-emitting diode chip, and a light exit surface of the optical structure is a curved surface.
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公开(公告)号:US20240186470A1
公开(公告)日:2024-06-06
申请号:US17796091
申请日:2021-08-27
Inventor: Chuhang WANG , Sha FENG , Chao LIU , Lili WANG , Mingming JIA , Jing WANG , Ming ZHAI
IPC: H01L33/62 , H01L25/075
CPC classification number: H01L33/62 , H01L25/0753 , H01L2933/0066
Abstract: A display panel includes a display substrate having a display area and at least one wiring area, and a protective film including a first protective portion and at least one second protective portion. The first protective portion is disposed on a display side of the display substrate, and covers the display area. The at least one second protective portion each covers a wiring area in the at least one wiring area, and is bent from the display side of the display substrate to a non-display side of the display substrate, by a side of the display substrate. The at least one second protective portion each includes a main film layer and a wiring layer. The wiring layer includes a plurality of wirings. At least one wiring extends from the display side of the display substrate to the non-display side of the display substrate, by the side of the display substrate.
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公开(公告)号:US20240185805A1
公开(公告)日:2024-06-06
申请号:US17760266
申请日:2021-11-05
Inventor: Wei Hao , Chinghua Hung , Lingyun Shi , Feifei Wang , Wengang Su , Xingce Shang , Kaimin Yin , Junwei Zhang , Taotao Duan
IPC: G09G3/34
CPC classification number: G09G3/3406 , G09G2310/0243 , G09G2320/0247 , G09G2330/021 , G09G2360/16
Abstract: A method for generating driving signal is provided. The method includes generating by a first circuit, a first driving signal for a first frame of image, the first driving signal comprising a plurality of first pulse width modulation signals; transmitting the plurality of first pulse width modulation signals to a modulation controller; detecting a vertical synchronization signal; determining whether a most recent first pulse width modulation signal is partially generated when the vertical synchronization signal is detected; and upon determination that the most recent first pulse width modulation signal is partially generated, determining whether to delay generating a second driving signal for a second frame of image.
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19.
公开(公告)号:US20240170497A1
公开(公告)日:2024-05-23
申请号:US17787985
申请日:2021-05-25
Inventor: Linhui GONG , Chen LI , Chao LIU , Jiacheng QI
CPC classification number: H01L27/124 , H01L25/167 , H01L27/1292 , H01L33/60 , H01L2933/0058
Abstract: A display panel includes: a backplane, a plurality of light-emitting devices, a plurality of connecting leads, a first protective layer and a reflective layer. The backplane includes a first main surface, a second main surface, and a plurality of side surfaces. At least one side surface is as a selected side surface. The plurality of light-emitting devices are disposed on the second main surface and are electrically connected to the plurality of connecting leads. The plurality of connecting leads are disposed on the first main surface, the selected side surface and the second main surface, and each connecting lead sequentially passes through the selected side surface and the second main surface from the first main surface. The first protective layer covers the plurality of connecting leads. The reflective layer includes at least a first portion covering a portion of the first protective layer on the selected side surface.
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20.
公开(公告)号:US20240097085A1
公开(公告)日:2024-03-21
申请号:US18262828
申请日:2022-07-04
Inventor: Lili WANG , Sha FENG , Chao LIU , Jing WANG , Mingming JIA , Chuhang WANG , Qi QI
CPC classification number: H01L33/60 , H01L25/167 , H01L2933/0058
Abstract: A display panel (10) includes a circuit backplane (1) and a reflective layer (3). The circuit backplane (1) includes a first main surface (11), a second main surface (12), and a plurality of side surfaces (13). The second main surface (12) is disposed opposite to the first main surface (11). The side surfaces (13) each connect the first main surface (11) and the second main surface (12). At least one side surface in the plurality of side surfaces (13) is a selected side surface (13a). The selected side surface (13a) is covered by the reflective layer (3), the reflective layer (3) being configured to be removed under a predetermined process condition.
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