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公开(公告)号:US10957674B2
公开(公告)日:2021-03-23
申请号:US16699805
申请日:2019-12-02
发明人: Cheng-Wei Hung , Jui-Fu Chang , Chin-Hua Hung , Yu-Feng Lin
摘要: A manufacturing method is provided. The manufacturing method includes the following steps. Firstly, a substrate and a light-emitting component are provided, wherein the light-emitting component is disposed on the substrate. Then, a wavelength conversion layer is provided, wherein the wavelength conversion layer includes a high-density phosphor layer and a low-density phosphor layer. Then, the high-density phosphor layer is adhered to the light-emitting component by an adhesive. Then, a reflective layer is formed above the substrate, wherein the reflective layer covers a lateral surface of the light-emitting component, a lateral surface of the adhesive and a lateral surface of the wavelength conversion layer.
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公开(公告)号:US10854780B2
公开(公告)日:2020-12-01
申请号:US16180027
申请日:2018-11-05
发明人: Cheng-Wei Hung , Chin-Hua Hung , Xun-Xain Zhan , Chuan-Yu Liu , Yun-Chu Chen , Yu-Feng Lin
摘要: A light emitting device including a light emitting unit and a phosphor resin layer is provided. The light emitting unit has a top surface and a bottom surface opposite to each other. Each of the light emitting units includes two electrodes. The two electrodes are disposed on the bottom surface. The phosphor resin layer is disposed on the top surface of the light emitting unit. One side of the phosphor resin layer has a mark. One of the two electrodes is closer to the mark with respect to the other one of the two electrodes.
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公开(公告)号:US20190165232A1
公开(公告)日:2019-05-30
申请号:US16180071
申请日:2018-11-05
发明人: Cheng-Wei Hung , Chin-Hua Hung , Xun-Xain Zhan , Chuan-Yu Liu , Yu-Feng Lin
摘要: A light emitting device including a first light emitting unit, a second light emitting unit, a heat dissipation substrate, a plurality of first bumps and a plurality of second bumps is provided. The heat dissipation substrate is disposed between the first light emitting unit and the second light emitting unit. The first bumps are connected between the first light emitting unit and the heat dissipation substrate. The second bumps are connected between the second light emitting unit and the heat dissipation substrate.
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公开(公告)号:US20160118561A1
公开(公告)日:2016-04-28
申请号:US14733957
申请日:2015-06-08
发明人: Cheng-Wei Hung , Meng-Ting Tsai , Yu-Feng Lin
IPC分类号: H01L33/62 , H01L25/075 , H01L33/60
CPC分类号: H01L33/62 , H01L25/0753 , H01L33/60 , H01L2924/0002 , H01L2924/00
摘要: The invention relates to a circuit structure of a flip-chip light emitting diode. It is provided for assembling of the flip-chip light emitting diode. Each flip-chip light emitting diode has at least two electrodes. The circuit structure defines a light emitting surface on a surface of a substrate, and the light emitting surface is provided with a plurality of reflective and conductive surfaces. The reflective and conductive surface is used for assembling of the electrodes of the flip-chip light emitting diode. At least one flip-chip light emitting diode is connected in series, parallel or series-parallel on the light emitting surface, wherein the total area of the reflective and conductive surface accounts for 80% to 99% of the area of the light emitting surface. Accordingly, the circuit structure of the flip-chip light emitting diode can efficiently improve the luminous efficiency of flip-chip light emitting diode device by adding a proportion of the area of the reflective conduction surfaces on the substrate of the flip-chip light emitting diode.
摘要翻译: 本发明涉及倒装芯片发光二极管的电路结构。 提供用于组装倒装芯片发光二极管。 每个倒装芯片发光二极管具有至少两个电极。 电路结构限定了衬底表面上的发光表面,并且发光表面设置有多个反射和导电表面。 反射和导电表面用于组装倒装芯片发光二极管的电极。 至少一个倒装芯片发光二极管在发光表面上串联,并联或串联平行连接,其中反射和导电表面的总面积占发光表面面积的80%至99% 。 因此,倒装芯片发光二极管的电路结构可以通过在倒装芯片发光二极管的基板上添加反射导电表面积的一部分来有效地提高倒装芯片发光二极管器件的发光效率 。
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公开(公告)号:US20190157503A1
公开(公告)日:2019-05-23
申请号:US16180027
申请日:2018-11-05
发明人: Cheng-Wei Hung , Chin-Hua Hung , Xun-Xain Zhan , Chuan-Yu Liu , Yun-Chu Chen , Yu-Feng Lin
摘要: A light emitting device including a light emitting unit and a phosphor resin layer is provided. The light emitting unit has a top surface and a bottom surface opposite to each other. Each of the light emitting units includes two electrodes. The two electrodes are disposed on the bottom surface. The phosphor resin layer is disposed on the top surface of the light emitting unit. One side of the phosphor resin layer has a mark. One of the two electrodes is closer to the mark with respect to the other one of the two electrodes.
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公开(公告)号:US09978718B2
公开(公告)日:2018-05-22
申请号:US15073705
申请日:2016-03-18
发明人: Cheng-Wei Hung , Yu-Feng Lin
IPC分类号: H01L33/08 , H01L25/065 , H01L33/60 , H01L33/52 , H01L23/00 , H01L33/10 , H01L33/50 , H01L23/60 , H01L29/866 , H01L33/48 , H01L27/15 , H01L33/64 , H01L25/075 , H01L33/56
CPC分类号: H01L25/0655 , H01L23/562 , H01L23/60 , H01L25/0657 , H01L25/0753 , H01L25/0756 , H01L27/0248 , H01L27/15 , H01L29/866 , H01L33/08 , H01L33/10 , H01L33/48 , H01L33/486 , H01L33/50 , H01L33/502 , H01L33/508 , H01L33/52 , H01L33/56 , H01L33/60 , H01L33/642 , H01L33/647 , H01L2224/16225 , H01L2224/48091 , H01L2224/49107 , H01L2924/18161 , H01L2933/0025 , H01L2933/0033 , H01L2933/0041 , H01L2933/0058 , H01L2924/00014
摘要: A light-emitting device is provided. The light-emitting device includes a substrate having a long edge and a short edge, at least one electrode pad assembly, and at least one light-emitting element. The at least one electrode pad assembly is disposed on the substrate and includes a first electrode pad and a second electrode pad. The at least one light-emitting element has a plurality of electrodes electrically connected to the first electrode pad and the second electrode pad of the at least one electrode pad assembly. The first electrode pad and the second electrode pad are arranged along a direction parallel to the short side.
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公开(公告)号:US20180138378A1
公开(公告)日:2018-05-17
申请号:US15787811
申请日:2017-10-19
发明人: Chin-Hua Hung , Cheng-Wei Hung , Yu-Feng Lin , Cheng-Chuan Chen
CPC分类号: H01L33/56 , H01L25/0753 , H01L33/0075 , H01L33/26 , H01L33/387 , H01L33/507 , H01L33/62 , H01L33/642
摘要: A light-emitting device includes a substrate, a light-emitting component, a translucent layer, an adhesive layer, a reflective layer and translucent encapsulant. The light-emitting component is disposed on the substrate. The adhesive layer is formed between the light-emitting component and the translucent layer. The reflective layer is formed above the substrate and covering a lateral surface of the light-emitting component, a lateral surface of the adhesive layer and a lateral surface of the translucent layer. The translucent encapsulant is formed on the substrate and encapsulating the light-emitting component, the translucent layer and the reflective layer.
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公开(公告)号:US20160276547A1
公开(公告)日:2016-09-22
申请号:US15073715
申请日:2016-03-18
发明人: Cheng-Wei Hung , Yu-Feng Lin
CPC分类号: H01L33/502 , H01L27/156 , H01L33/0095 , H01L33/382 , H01L33/385 , H01L33/40 , H01L33/50 , H01L33/505 , H01L33/52 , H01L33/56 , H01L2933/0016 , H01L2933/0041 , H01L2933/005 , H01L2933/0066
摘要: An edge lighting light emitting diode (LED) structure and a method of manufacturing the same are provided. The edge lighting LED structure includes a substrate, an electrode pattern, a chip, an encapsulation layer and a fluorescent layer. The electrode pattern at least includes two first conducting portions separately disposed on an upper surface of the substrate, two second conducting portions separately disposed on a lower surface of the substrate, and two conducting holes separately vertically penetrating through the substrate, each conducting hole connects a first conducting portion and a second conducting portion, and the conducting holes are exposed on a lateral surface of the substrate. A second surface of the chip is disposed on the first conducting portions. A top surface of the encapsulation layer exposes and is aligned with the first surface of the chip. The fluorescent layer covers a first surface of the chip.
摘要翻译: 提供一种边缘照明发光二极管(LED)结构及其制造方法。 边缘照明LED结构包括基板,电极图案,芯片,封装层和荧光层。 电极图案至少包括分别设置在基板的上表面上的两个第一导电部分,分别设置在基板的下表面上的两个第二导电部分和分别垂直穿过基板的两个导电孔,每个导通孔连接 第一导电部分和第二导电部分,并且导电孔暴露在基板的侧表面上。 芯片的第二表面设置在第一导电部分上。 封装层的顶表面暴露并与芯片的第一表面对准。 荧光层覆盖芯片的第一表面。
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公开(公告)号:US20180261572A1
公开(公告)日:2018-09-13
申请号:US15973552
申请日:2018-05-08
发明人: Chin-Hua Hung , Yu-Feng Lin , Cheng-Wei Hung , Hao-Chung Lee , Xun-Xain Zhan
IPC分类号: H01L25/065 , H01L23/60 , H01L33/48 , H01L33/64 , H01L25/075 , H01L27/02 , H01L27/15 , H01L29/866 , H01L33/08 , H01L33/10 , H01L33/60 , H01L23/00 , H01L33/52 , H01L33/50 , H01L33/56
CPC分类号: H01L25/0655 , H01L23/562 , H01L23/60 , H01L25/0657 , H01L25/0753 , H01L25/0756 , H01L27/0248 , H01L27/15 , H01L29/866 , H01L33/08 , H01L33/10 , H01L33/48 , H01L33/486 , H01L33/50 , H01L33/502 , H01L33/508 , H01L33/52 , H01L33/56 , H01L33/60 , H01L33/642 , H01L33/647 , H01L2224/16225 , H01L2224/48091 , H01L2224/49107 , H01L2924/18161 , H01L2933/0025 , H01L2933/0033 , H01L2933/0041 , H01L2933/0058 , H01L2924/00014
摘要: A manufacturing method of a semiconductor light-emitting device is provided. Steps of the manufacturing method includes: providing a substrate; placing at least one light-emitting unit on the substrate; encapsulating the at least one light-emitting unit onto the substrate by a phosphor layer and a reflective layer. The phosphor layer at least covers an upper surface of the at least one light-emitting unit, and the reflective layer surrounds the at least one light-emitting unit.
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公开(公告)号:US20180123001A1
公开(公告)日:2018-05-03
申请号:US15788757
申请日:2017-10-19
发明人: Cheng-Wei Hung , Long-Chi Tu , Jui-Fu Chang , Chun-Ming Tseng , Yun-Chu Chen
CPC分类号: H01L33/505 , H01L33/486 , H01L33/508 , H01L33/54 , H01L33/56 , H01L33/60 , H01L33/62 , H01L2224/18 , H01L2933/0041 , H01L2933/005 , H01L2933/0058 , H01L2933/0091
摘要: A light-emitting device including at least one light-emitting unit, a wavelength conversion adhesive layer, and a reflective protecting element is provided. The light-emitting unit has an upper surface and a lower surface opposite to each other. The light-emitting unit includes two electrode pads, and the two electrode pads are located on the lower surface. The wavelength conversion adhesive layer is disposed on the upper surface. The wavelength conversion adhesive layer includes a low-concentration fluorescent layer and a high-concentration fluorescent layer. The high-concentration fluorescent layer is located between the low-concentration fluorescent layer and the light-emitting unit. The width of the high-concentration fluorescent layer is WH. The width of the low-concentration fluorescent layer is WL. The width of the light-emitting unit is WE. The light-emitting device further satisfies the following inequalities: WE
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