JPWO2004030102A1 - フォトダイオードアレイ及びその製造方法 - Google Patents
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Abstract
Description
・第1面が(100)面である半導体基板を準備し、第1面の反対面である第2面の所定の領域にpn接合型の複数のフォトダイオードをアレイ状に形成する第1工程。
・複数のフォトダイオードごとに異方性エッチングにより半導体基板の第1面側から半導体基板の厚さ未満の深さである四角錐形状の錐形凹部を形成する第2工程。
・錐形凹部に対応する位置の第2面側からドライエッチングにより第2面に略垂直の垂直孔を形成し、錐形凹部と垂直孔を連結することによって、半導体基板の第2面から第1面までを貫通する貫通孔を形成する第3工程。
・第2面から貫通孔を通じて第1面まで連なる導電体層を形成する第4工程。
Claims (3)
- 第1導電型基板の被検出光の入射面側にpn接合型の複数のフォトダイオードがアレイ状に形成され、前記入射面の反対面が(100)面からなる半導体基板を備え、前記半導体基板が、前記フォトダイオード同士に挟まれた領域に形成され、前記半導体基板の前記入射面側から前記反対面側までを貫通した貫通孔を有しているフォトダイオードアレイであって、
前記入射面から前記貫通孔の壁面を通じて前記反対面まで連なる導電体層を備え、
前記貫通孔は、
前記入射面側に前記入射面に対して略垂直に形成された垂直孔部と、
前記反対面側に形成された四角錐形状の錐形孔部と、
を備え、
前記垂直孔部と前記錐形孔部とは前記半導体基板内部で連結されており、
前記錐形孔部の壁面が(111)面となっていることを特徴とするフォトダイオードアレイ。 - 前記半導体基板内には前記貫通孔を取り囲んで形成された第1導電型の高不純物濃度層を有することを特徴とする請求の範囲第1項記載のフォトダイオードアレイ。
- 第1面が(100)面である半導体基板を準備し、前記第1面の反対面である第2面の所定の領域にpn接合型の複数のフォトダイオードをアレイ状に形成する第1工程と、
前記複数のフォトダイオードごとに異方性エッチングにより前記半導体基板の第1面側から前記半導体基板の厚さ未満の深さである四角錐形状の錐形凹部を形成する第2工程と、
前記錐形凹部に対応する位置の第2面側からドライエッチングにより前記第1面に略垂直の垂直孔を形成し、前記錐形凹部と前記垂直孔を連結することによって、前記半導体基板の前記第2面から前記第1面までを貫通する貫通孔を形成する第3工程と、
前記第2面から前記貫通孔を通じて前記第1面まで連なる導電体層を形成する第4工程とを有することを特徴とするフォトダイオードアレイの製造方法。
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Application Number | Priority Date | Filing Date | Title |
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JP2002277948 | 2002-09-24 | ||
JP2002277948 | 2002-09-24 | ||
PCT/JP2003/012163 WO2004030102A1 (ja) | 2002-09-24 | 2003-09-24 | フォトダイオードアレイ及びその製造方法 |
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JPWO2004030102A1 true JPWO2004030102A1 (ja) | 2006-01-26 |
JP4554368B2 JP4554368B2 (ja) | 2010-09-29 |
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JP2009256141A Expired - Fee Related JP5198411B2 (ja) | 2002-09-24 | 2009-11-09 | 半導体装置及びその製造方法 |
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EP (4) | EP2996148B1 (ja) |
JP (2) | JP4554368B2 (ja) |
KR (1) | KR101087866B1 (ja) |
CN (1) | CN100399570C (ja) |
AU (1) | AU2003268667A1 (ja) |
IL (1) | IL167626A (ja) |
WO (1) | WO2004030102A1 (ja) |
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US7517798B2 (en) | 2005-09-01 | 2009-04-14 | Micron Technology, Inc. | Methods for forming through-wafer interconnects and structures resulting therefrom |
US8569876B2 (en) | 2006-11-22 | 2013-10-29 | Tessera, Inc. | Packaged semiconductor chips with array |
US7791199B2 (en) | 2006-11-22 | 2010-09-07 | Tessera, Inc. | Packaged semiconductor chips |
JP5584474B2 (ja) | 2007-03-05 | 2014-09-03 | インヴェンサス・コーポレイション | 貫通ビアによって前面接点に接続された後面接点を有するチップ |
GB2449853B (en) | 2007-06-04 | 2012-02-08 | Detection Technology Oy | Photodetector for imaging system |
WO2009017835A2 (en) | 2007-07-31 | 2009-02-05 | Tessera, Inc. | Semiconductor packaging process using through silicon vias |
CN101640228B (zh) * | 2008-07-30 | 2011-05-04 | 太聚能源股份有限公司 | 光电二极管结构及其制造方法 |
US9640437B2 (en) | 2010-07-23 | 2017-05-02 | Tessera, Inc. | Methods of forming semiconductor elements using micro-abrasive particle stream |
US8791575B2 (en) | 2010-07-23 | 2014-07-29 | Tessera, Inc. | Microelectronic elements having metallic pads overlying vias |
US8796135B2 (en) | 2010-07-23 | 2014-08-05 | Tessera, Inc. | Microelectronic elements with rear contacts connected with via first or via middle structures |
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JP5757835B2 (ja) * | 2011-10-04 | 2015-08-05 | 浜松ホトニクス株式会社 | 分光センサの製造方法 |
JP5832852B2 (ja) | 2011-10-21 | 2015-12-16 | 浜松ホトニクス株式会社 | 光検出装置 |
JP5791461B2 (ja) * | 2011-10-21 | 2015-10-07 | 浜松ホトニクス株式会社 | 光検出装置 |
JP6068954B2 (ja) * | 2012-11-28 | 2017-01-25 | 浜松ホトニクス株式会社 | フォトダイオードアレイ |
JP6068955B2 (ja) * | 2012-11-28 | 2017-01-25 | 浜松ホトニクス株式会社 | フォトダイオードアレイ |
JP5925711B2 (ja) * | 2013-02-20 | 2016-05-25 | 浜松ホトニクス株式会社 | 検出器、pet装置及びx線ct装置 |
JP6541313B2 (ja) * | 2014-07-31 | 2019-07-10 | キヤノン株式会社 | 光電変換装置、及び撮像システム |
CN110379766B (zh) * | 2019-06-26 | 2023-05-09 | 中国电子科技集团公司第三十八研究所 | 一种倒金字塔型硅通孔垂直互联结构及制备方法 |
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- 2003-09-24 AU AU2003268667A patent/AU2003268667A1/en not_active Abandoned
- 2003-09-24 WO PCT/JP2003/012163 patent/WO2004030102A1/ja active Application Filing
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- 2003-09-24 EP EP03748574A patent/EP1551060B1/en not_active Expired - Lifetime
- 2003-09-24 EP EP14168605.5A patent/EP2768025B1/en not_active Expired - Lifetime
- 2003-09-24 KR KR1020057004880A patent/KR101087866B1/ko not_active IP Right Cessation
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Publication number | Publication date |
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EP1551060B1 (en) | 2012-08-15 |
IL167626A (en) | 2010-11-30 |
JP5198411B2 (ja) | 2013-05-15 |
EP2768025A1 (en) | 2014-08-20 |
AU2003268667A1 (en) | 2004-04-19 |
EP1551060A4 (en) | 2008-03-12 |
EP2506305B1 (en) | 2014-11-05 |
EP2768025B1 (en) | 2016-01-06 |
EP2996148B1 (en) | 2018-11-07 |
KR101087866B1 (ko) | 2011-11-30 |
EP1551060A1 (en) | 2005-07-06 |
CN1685513A (zh) | 2005-10-19 |
JP2010034591A (ja) | 2010-02-12 |
KR20050057533A (ko) | 2005-06-16 |
EP2996148A1 (en) | 2016-03-16 |
EP2506305A1 (en) | 2012-10-03 |
JP4554368B2 (ja) | 2010-09-29 |
CN100399570C (zh) | 2008-07-02 |
WO2004030102A1 (ja) | 2004-04-08 |
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