JP5591780B2 - 自己整合ウェハまたはチップ構造の製造方法 - Google Patents
自己整合ウェハまたはチップ構造の製造方法 Download PDFInfo
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- JP5591780B2 JP5591780B2 JP2011221320A JP2011221320A JP5591780B2 JP 5591780 B2 JP5591780 B2 JP 5591780B2 JP 2011221320 A JP2011221320 A JP 2011221320A JP 2011221320 A JP2011221320 A JP 2011221320A JP 5591780 B2 JP5591780 B2 JP 5591780B2
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Description
Claims (8)
- 自己整合ウェハまたはチップ構造を製造する方法であって、
第1の表面と第2の表面とを有しており、少なくとも1つのパッドが第1の表面上に形成された基板を準備する工程と、
第1の表面から基板の内部へ内側を向く開口を形成するとともに、接続構造を形成する開口内に導電材料を充填する工程と、
第1の表面上に少なくとも1つの第1のくぼんだ基部を形成する工程であって、第1のくぼんだ基部がパッドおよび接続構造に電気的に接続している工程と、
基板の第2の表面上に少なくとも1つの第2のくぼんだ基部を形成する工程であって、第2のくぼんだ基部が接続構造に電気的に接続している工程と、
第2のくぼんだ基部内にバンプを形成する工程であって、バンプが第2の表面より突出する工程と、
を備え、
前記第1のくぼんだ基部を形成する工程が、
第1の表面上に保護層を形成する工程であって、保護層がその内部に溝部パターンを有する工程と、
第1のくぼんだ基部を形成するために、溝部パターンに少なくとも1つの導電層を形成する工程と、
を備えることを特徴とする自己整合ウェハまたはチップ構造の製造方法。 - 前記開口が、パッドが配置される位置に直接形成されていることを特徴とする請求項1に記載の自己整合ウェハまたはチップ構造の製造方法。
- さらに、第1の表面上に延長リードを形成する工程であって、延長リードがパッドおよび接続構造に電気的に接続されている工程を備えることを特徴とする請求項1に記載の自己整合ウェハまたはチップ構造の製造方法。
- さらに、第2のくぼんだ基部を形成する前に、第2の表面上で基板薄膜化ステップを実施する工程を備えることを特徴とする請求項1に記載の自己整合ウェハまたはチップ構造の製造方法。
- 前記第2のくぼんだ基部を形成する工程が、
基板の第2の表面上に溝部パターンを形成し、接続構造を露出する工程と、
接続構造に電気的に接続した第2のくぼんだ基部を形成するために、溝部パターンに少なくとも1つの導電層を形成する工程と、
を備えることを特徴とする請求項1に記載の自己整合ウェハまたはチップの製造方法。 - 前記基板の第2の表面上に溝部パターンを形成する工程が、ウェットエッチングステップまたはドライエッチングステップを実施する工程を備えることを特徴とする請求項5に記載の自己整合ウェハまたはチップの製造方法。
- さらに、第2の表面上に絶縁層を形成し、絶縁層が接続構造を露出させるために、基板の第2の表面上に溝部パターンを形成した後の絶縁層を析出するステップを備えることを特徴とする請求項5に記載の自己整合ウェハまたはチップの製造方法。
- さらに、第1の表面上に絶縁層を少なくとも形成するために、第1の表面から基板の内部に向かう開口を形成した後の絶縁層を析出するステップを備えることを特徴とする請求項1に記載の自己整合ウェハまたはチップの製造方法。
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TW096122443 | 2007-06-22 | ||
TW096122443A TWI351751B (en) | 2007-06-22 | 2007-06-22 | Self-aligned wafer or chip structure, self-aligned |
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JP2008007871A Division JP4922193B2 (ja) | 2007-06-22 | 2008-01-17 | 自己整合ウェハまたはチップ構造、自己整合積層構造およびそれを製造する方法 |
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JP2008007871A Expired - Fee Related JP4922193B2 (ja) | 2007-06-22 | 2008-01-17 | 自己整合ウェハまたはチップ構造、自己整合積層構造およびそれを製造する方法 |
JP2011221320A Expired - Fee Related JP5591780B2 (ja) | 2007-06-22 | 2011-10-05 | 自己整合ウェハまたはチップ構造の製造方法 |
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US (1) | US7969016B2 (ja) |
JP (2) | JP4922193B2 (ja) |
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