JP6303443B2 - Ic内蔵基板の製造方法 - Google Patents
Ic内蔵基板の製造方法 Download PDFInfo
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Description
2 コア基板
2a コア基板の開口部
2b 切り欠き部
3 ICチップ
3a パッド電極
4 下部絶縁層
5 上部絶縁層
6 下部配線層
7 上部配線層
8a,8b ビアホール導体
9a,9b ソルダーレジスト層
10 キャリア
11 銅箔(下部導体層)
11a アライメントマーク
12 樹脂シート
13 樹脂シート
14 銅箔(上部導体層)
14a 開口パターン
14b ビアホール
20 IC内蔵基板
21 内部配線層
Claims (4)
- キャリアの上面に形成された下部導体層に対して第1のパターニングを行うことによりアライメントマークを形成する工程と、
前記アライメントマークを覆うよう前記下部導体層の上面に下部絶縁層を形成する工程と、
開口部を有するコア基板の前記開口部内にICチップが収容されるように、前記下部絶縁層の上面に前記コア基板及び前記コア基板よりも厚いICチップを搭載する工程と、
前記ICチップの上面及び前記コア基板の上面を覆う上部絶縁層を形成する工程と、
前記上部絶縁層の上面に上部導体層を形成する工程と、
前記上部導体層を形成した後、前記上部絶縁層を貫通して前記ICチップと前記上部導体層とを接続するビアホール導体を形成する工程と、
前記キャリアを剥離した後、前記下部導体層に対して第2のパターニングを行うことによって下部配線層を形成する工程と、を備え、
前記上部絶縁層を形成する工程は、前記ICチップの側面と前記コア基板の前記開口部の内周面との間の隙間を埋める工程を含み、
前記ICチップを搭載する工程は、前記下部絶縁層越しに見える前記アライメントマークの位置を基準にして前記ICチップを所定の位置に搭載する、IC内蔵基板の製造方法。 - 前記ビアホール導体を形成する工程は、前記上部導体層に対して第1のパターニングを行うことにより前記上部導体層に開口パターンを形成する工程と、前記開口パターンの形成位置において前記上部絶縁層を貫通するビアホールを形成する工程と、前記ビアホールの内部に前記ビアホール導体を形成する工程を含む、請求項1に記載のIC内蔵基板の製造方法。
- 前記開口パターンを形成する工程は、前記ICチップと重なる部分に位置する第1の開口パターンと、前記ICチップと重ならない部分に位置する第2の開口パターンを形成する工程を含み、
前記ビアホールを形成する工程は、前記第1の開口パターンの形成位置において前記上部絶縁層を貫通する第1のビアホールを形成する工程と、前記第2の開口パターンの形成位置において前記上部絶縁層、前記コア基板及び前記下部絶縁層を貫通する第2のビアホールを形成する工程を含み、
前記ビアホール導体を形成する工程は、前記第1のビアホールの内部に第1のビアホール導体を形成する工程と、前記第2のビアホールの内部に第2のビアホール導体を形成する工程を含む、請求項2に記載のIC内蔵基板の製造方法。 - 前記ビアホール導体を形成した後、前記上部導体層に対して第2のパターニングを行うことにより上部配線層を形成する工程をさらに備える、請求項2又は3に記載のIC内蔵基板の製造方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013245281A JP6303443B2 (ja) | 2013-11-27 | 2013-11-27 | Ic内蔵基板の製造方法 |
US14/555,325 US9153553B2 (en) | 2013-11-27 | 2014-11-26 | IC embedded substrate and method of manufacturing the same |
TW103141165A TWI593328B (zh) | 2013-11-27 | 2014-11-27 | Ic內置基板、ic內置基板之製造方法、及半導體晶片內置裝置 |
CN201410705847.XA CN104684254B (zh) | 2013-11-27 | 2014-11-27 | Ic内置基板及其制造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2013245281A JP6303443B2 (ja) | 2013-11-27 | 2013-11-27 | Ic内蔵基板の製造方法 |
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WO2023121013A1 (ko) * | 2021-12-22 | 2023-06-29 | 엘지이노텍 주식회사 | 스마트 ic 기판, 스마트 ic 모듈 및 이를 포함하는 ic 카드 |
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JP2017162848A (ja) * | 2016-03-07 | 2017-09-14 | イビデン株式会社 | 配線基板及びその製造方法 |
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JP2013041926A (ja) * | 2011-08-12 | 2013-02-28 | Fujikura Ltd | 部品内蔵基板の製造方法 |
JP2014154813A (ja) * | 2013-02-13 | 2014-08-25 | Ibiden Co Ltd | プリント配線板 |
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WO2023121013A1 (ko) * | 2021-12-22 | 2023-06-29 | 엘지이노텍 주식회사 | 스마트 ic 기판, 스마트 ic 모듈 및 이를 포함하는 ic 카드 |
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CN104684254A (zh) | 2015-06-03 |
TW201536129A (zh) | 2015-09-16 |
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US9153553B2 (en) | 2015-10-06 |
JP2015103753A (ja) | 2015-06-04 |
US20150145145A1 (en) | 2015-05-28 |
TWI593328B (zh) | 2017-07-21 |
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