JP6764575B2 - マイクロledモジュール及びその製造方法 - Google Patents
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- 238000004519 manufacturing process Methods 0.000 title claims description 34
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 11
- 229910052802 copper Inorganic materials 0.000 description 11
- 239000010949 copper Substances 0.000 description 11
- 238000012546 transfer Methods 0.000 description 11
- 238000007747 plating Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 3
- 238000005530 etching Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
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- 230000037213 diet Effects 0.000 description 1
- 235000005911 diet Nutrition 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 238000006552 photochemical reaction Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
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- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
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- H01L25/04—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers
- H01L25/075—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00
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- H01L27/153—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components having potential barriers, specially adapted for light emission in a repetitive configuration, e.g. LED bars
- H01L27/156—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components having potential barriers, specially adapted for light emission in a repetitive configuration, e.g. LED bars two-dimensional arrays
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Description
発光側と電気的接続側とを備え、前記電気的接続側はP極コンタクトパッドとN極コンタクトパッドとを有する複数のフリップチップLEDを並列させるステップと、
それらフリップチップLEDの電気的接続側に誘電体層が形成されるステップと、
誘電体層に複数の電気的導通路が形成されるステップと、
それら電気的導通路内にそれらフリップチップLEDのP極コンタクトパッド及びN極コンタクトパッドに各々対応する複数の回路が形成され、各該回路はその対応するP極コンタクトパッド又はN極コンタクトパッドと接触するステップと、
を含む。
2 コンタクトパッド
3 半田
4 LEDチップ
5 基板
6a P極コンタクトパッド
6b N極コンタクトパッド
10 載置体
20 フリップチップLED
21 発光側
22 電気的接続側
23 P極コンタクトパッド
24 N極コンタクトパッド
30 誘電体層
30a、30b 畝状模様
31 第1側
32 第2側
33 電気的導通路
40 回路
40a 第1銅めっき層
40b 第2銅めっき層
50、60 乾燥膜
70 ソルダーマスク層
Claims (4)
- 発光側と電気的接続側とを備え、前記電気的接続側にP極コンタクトパッドとN極コンタクトパッドとを有する並列する複数のフリップチップLEDと、
前記フリップチップLEDの前記電気的接続側に形成され、複数の電気的導通路が形成された誘電体層と、
前記電気的導通路内に形成された、前記フリップチップLEDの前記P極コンタクトパッド及び前記N極コンタクトパッドに各々対応する複数の回路であって、対応する前記P極コンタクトパッド又は前記N極コンタクトパッドと電気的に接触する複数の前記回路と、
を含み、
前記誘電体層は、前記フリップチップLEDに接近する第1側と前記フリップチップLEDから離れた第2側とを有し、
前記誘電体層の前記第2側を覆うソルダーマスク層を更に含み、
前記回路の局部は、前記誘電体層の前記第2側から露出され、前記ソルダーマスク層のうち前記P極コンタクトパッド及び前記N極コンタクトパッドに対応した一部の領域が、露出した前記局部の全体を覆うことを特徴とする、マイクロLEDモジュール。 - 除去できる載置体を更に含み、前記フリップチップLEDの前記発光側は前記載置体に実装されることを特徴とする、請求項1に記載のマイクロLEDモジュール。
- 発光側と電気的接続側とを備え、前記電気的接続側にP極コンタクトパッドとN極コンタクトパッドとを有する複数のフリップチップLEDを並列させる第1のステップと、
前記第1のステップにより並列させられた前記フリップチップLEDの前記電気的接続側に誘電体層が形成される第2のステップと、
前記第2のステップで形成された前記誘電体層に複数の電気的導通路が形成される第3のステップと、
前記第3のステップで形成された前記電気的導通路内に前記フリップチップLEDの前記P極コンタクトパッド及び前記N極コンタクトパッドに各々対応する複数の回路であって、対応する前記P極コンタクトパッド又は前記N極コンタクトパッドと電気的に接触する複数の前記回路が形成される第4のステップと、
前記フリップチップLEDに接近する第1側と前記フリップチップLEDから離れた第2側とを有する前記誘電体層の前記第2側にソルダーマスク層が形成される第5のステップと
を含み、
前記回路の局部は、前記誘電体層の前記第2側から露出され、前記ソルダーマスク層のうち前記P極コンタクトパッド及び前記N極コンタクトパッドに対応した一部の領域が、露出した前記局部の全体を覆うように、前記ソルダーマスク層が形成されることを特徴とする、マイクロLEDモジュールの製造方法。 - 前記第1のステップでは、前記フリップチップLEDの前記発光側が除去できる載置体に向けられて並べられ、前記フリップチップLEDが前記載置体に実装されることを特徴とする、請求項3に記載のマイクロLEDモジュールの製造方法。
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TWI665797B (zh) * | 2018-02-14 | 2019-07-11 | 同泰電子科技股份有限公司 | 微發光二極體模組及其製法 |
CN111354845A (zh) * | 2018-12-20 | 2020-06-30 | 同泰电子科技股份有限公司 | 预设有导电凸块的发光二极管载板 |
CN112289819A (zh) * | 2019-07-25 | 2021-01-29 | 李蕙如 | 主动式rgb发光二极管显示器载板 |
CN110767646B (zh) * | 2019-10-31 | 2021-02-09 | 京东方科技集团股份有限公司 | 显示基板及其制造方法、显示装置 |
TWI720847B (zh) | 2020-03-17 | 2021-03-01 | 欣興電子股份有限公司 | 晶片封裝結構及其製作方法 |
CN111599306B (zh) * | 2020-06-19 | 2021-06-22 | 熊周成 | 一种led显示单元及led显示屏 |
WO2022086038A1 (ko) * | 2020-10-19 | 2022-04-28 | 삼성전자주식회사 | 디스플레이 모듈 |
CN115224181A (zh) * | 2021-04-20 | 2022-10-21 | 群创光电股份有限公司 | 发光模块及包括其的发光装置 |
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US9066443B2 (en) * | 2011-09-13 | 2015-06-23 | General Electric Company | Overlay circuit structure for interconnecting light emitting semiconductors |
US9105818B2 (en) * | 2012-08-24 | 2015-08-11 | Tsmc Solid State Lighting Ltd. | Method and apparatus for fabricating phosphor-coated LED dies |
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TW201921739A (zh) * | 2016-06-23 | 2019-06-01 | 億光電子工業股份有限公司 | 發光二極體 |
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