JP4588765B2 - 複数電圧用の分割型薄膜キャパシタ - Google Patents
複数電圧用の分割型薄膜キャパシタ Download PDFInfo
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- 229910052454 barium strontium titanate Inorganic materials 0.000 claims description 12
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- 229910002113 barium titanate Inorganic materials 0.000 claims description 6
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 claims description 6
- VEALVRVVWBQVSL-UHFFFAOYSA-N strontium titanate Chemical compound [Sr+2].[O-][Ti]([O-])=O VEALVRVVWBQVSL-UHFFFAOYSA-N 0.000 claims description 6
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- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims description 4
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 4
- 229920005591 polysilicon Polymers 0.000 claims description 4
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 2
- 229920000592 inorganic polymer Polymers 0.000 claims description 2
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- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 2
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Description
Claims (20)
- 第1の複数の電極に第1電圧を供給すること;
第2の複数の電極にグランド電圧を供給すること;及び
第3の複数の電極に第2電圧を供給すること;
を有する、複数の電圧を供給する方法であって:
前記第1の複数の電極は、第1の誘電体によって前記第2の複数の電極から電気的に分離されており、前記第3の複数の電極は、第2の誘電体によって前記第2の複数の電極から電気的に分離されており、前記第2の複数の電極は、前記第1の複数の電極と前記第3の複数の電極との間にあり、
複数のコンタクトが、前記第1及び第2の誘電体内にあり且つ前記第2の複数の電極の隙間を通り抜けており、前記第1の複数の電極のうちの少なくとも1つの電極が前記複数のコンタクトのうちの第1のコンタクトに接続され、且つ前記第3の複数の電極のうちの少なくとも1つの電極が前記複数のコンタクトのうちの第2のコンタクトに接続されている、
方法。 - 前記第1及び第2の誘電体のうちの一方は窒化シリコンの誘電率より高い誘電率を有し、且つチタン酸バリウムストロンチウム、チタン酸バリウム、チタン酸ストロンチウム及びこれらの混合物から本質的に成るグループから選択された1つ以上の材料を有する、請求項1に記載の方法。
- 前記第1電圧は第1の電源によって集積回路のキャッシュ部に供給され、前記グランド電圧は参照源によって供給され、且つ前記第2電圧は、前記第1電圧を供給する電源以外の電源によって集積回路の論理コア部に供給される、請求項1に記載の方法。
- 前記第1の複数の電極は、単結晶シリコン、ポリシリコン、ガラス、単結晶酸化物、半導体材料、金属箔、テープキャストセラミック、ポリマー及びこれらの混合物から本質的に成るグループから選択された1つ以上の材料から成る実質的に平坦な基板上に配置される、請求項1に記載の方法。
- 前記基板は、該基板の頂部側から底部側に電気信号を導くように配置された複数の導電性ビアを有する、請求項4に記載の方法。
- 基板を形成する工程;
前記基板の頂面上で第1の複数の電極をパターニングする工程;
前記第1の複数の電極上で第1の誘電体をパターニングする工程;
前記第1の誘電体上で第2の複数の電極をパターニングする工程;
前記第2の複数の電極上で第2の誘電体をパターニングする工程;
前記第1及び第2の誘電体内に前記第2の複数の電極のパターンの隙間を通り抜ける複数のコンタクトを形成する工程;及び
前記第2の誘電体上で第3の複数の電極をパターニングする工程;
を有し、
前記第1の複数の電極のうちの少なくとも1つの電極が前記複数のコンタクトのうちの第1のコンタクトに接続され、且つ前記第3の複数の電極のうちの少なくとも1つの電極が前記複数のコンタクトのうちの第2のコンタクトに接続される、
薄膜キャパシタの形成方法。 - 前記第1の誘電体は、チタン酸バリウムストロンチウム、チタン酸バリウム、チタン酸ストロンチウム及びこれらの混合物から本質的に成るグループから選択された1つ以上の材料を有する、請求項6に記載の方法。
- 前記基板は、単結晶シリコン、ポリシリコン、ガラス、単結晶酸化物、半導体材料、金属箔、テープキャストセラミック、ポリマー及びこれらの混合物から本質的に成るグループから選択された1つ以上の材料を有する、請求項6に記載の方法。
- 前記基板に、該基板の頂部側から底部側に電気信号を導くように配置された複数の導電性ビアを設ける工程、を更に有する請求項8に記載の方法。
- 前記基板の底面に形成されたキャパシタを更に有する、請求項9に記載の方法。
- 前記第1の複数の電極に第1電源電圧を供給すること;
前記第2の複数の電極にグランド電圧を供給すること;及び
前記第3の複数の電極に第2電源電圧を供給すること;
を更に有する請求項6に記載の方法。 - 前記第3の複数の電極の頂面に複数のコンタクト位置を設ける設置工程であり、該複数のコンタクト位置の各々は、前記第1、第2及び第3の複数の電極の1つの選択された部分に電気的に接続され、且つ集積回路上の複数のフリップチップ接着バンプの選択された1つに電気的に接続するように配置される設置工程;及び
前記基板に、前記複数の電極を外部回路に接続する複数の電気コンタクトピンを設ける設置工程であり、該電気コンタクトピンは電気接続体のエリアアレイの少なくとも1つを有し、該電気接続体の1つ以上は、ピン、はんだバンプ及びリード、並びに更なる列が第1の列に平行である少なくとも1つの列を有する周辺アレイから本質的に成るグループから選択される設置工程;
を更に有する請求項6に記載の方法。 - 頂面、底面、前記頂面の選択部分を前記底面の選択部分に接続する複数の電気的ビア、及び少なくとも1つの外部電気回路に接続される複数の電気接続、を有する基板;並びに
第1の複数の電極と、第1の誘電体層によって前記第1の複数の電極から電気的に分離された第2の複数の電極と、第2の誘電体層によって前記第2の複数の電極から電気的に分離された第3の複数の電極と、前記第1及び第2の誘電体層内にあり且つ前記第2の複数の電極の隙間を通り抜けている複数のコンタクトとを有する少なくとも1つの表面であり、前記第2の複数の電極は、前記第1の複数の電極と前記第3の複数の電極との間にあり、前記第1の複数の電極のうちの少なくとも1つの電極が前記複数のコンタクトのうちの第1のコンタクトに接続され、且つ前記第3の複数の電極のうちの少なくとも1つの電極が前記複数のコンタクトのうちの第2のコンタクトに接続されている、少なくとも1つの表面;
を有する半導体装置であって:
前記基板は、単結晶シリコン、ポリシリコン、ガラス、単結晶酸化物、半導体材料、金属箔、テープキャストセラミック、無機ポリマー、有機ポリマー及びこれらの混合物から本質的に成っている、半導体装置。 - 前記第1の複数の電極の電極は第1電源電圧に接続され、前記第2の複数の電極の電極はグランド電圧に接続され、前記第3の複数の電極の電極は第2電源電圧に接続される、請求項13に記載の装置。
- 前記誘電体層の少なくとも1つは、チタン酸バリウムストロンチウム、チタン酸バリウム、チタン酸ストロンチウム及びこれらの混合物から本質的に成るグループから選択された1つ以上の材料を有する高誘電率材料である、請求項13に記載の装置。
- 少なくとも1つの外部電気回路に接続される前記複数の電気接続は個々に、集積回路上の複数のフリップチップ接着バンプの1つに電気的に接続され;且つ
該電気接続は、ピン、はんだバンプ、リード及びこれらの結合体、並びにリードの少なくとも1つの集中的な列を有する周辺アレイから成るグループから選択された1つ以上の接続体を有するエリアアレイの少なくとも1つを含む;
請求項13に記載の装置。 - アンテナを含む複数の結合要素;
頂面、底面、前記頂面の選択部分を前記底面の選択部分に接続する複数の電気的ビア、及び少なくとも1つの外部電気回路に接続される複数の電気接続、を有する基板;及び、
第1の複数の電極と、第1の誘電体層によって前記第1の複数の電極から電気的に分離された第2の複数の電極と、第2の誘電体層によって前記第2の複数の電極から電気的に分離された第3の複数の電極と、前記第1及び第2の誘電体層内にあり且つ前記第2の複数の電極の隙間を通り抜けている複数のコンタクトとを有する少なくとも1つの表面であり、前記第2の複数の電極は、前記第1の複数の電極と前記第3の複数の電極との間にあり、前記第1の複数の電極のうちの少なくとも1つの電極が前記複数のコンタクトのうちの第1のコンタクトに接続され、且つ前記第3の複数の電極のうちの少なくとも1つの電極が前記複数のコンタクトのうちの第2のコンタクトに接続されている、少なくとも1つの表面;
を有し、
前記第1の複数の電極及び前記第3の複数の電極は異なる電源に接続される、
通信システム。 - 前記誘電体層の少なくとも1つは、チタン酸バリウムストロンチウム、チタン酸バリウム、チタン酸ストロンチウム及びこれらの混合物から本質的に成るグループから選択された1つ以上の材料を有する高誘電率材料である、請求項17に記載のシステム。
- 少なくとも計算要素、メモリ要素、通信要素、及び入/出力要素を含む複数の要素であり、該要素の少なくとも1つは、頂面、底面、前記頂面の選択部分を前記底面の選択部分に接続する複数の電気的ビア、及び少なくとも1つの外部電気回路に接続するように配置された複数の電気接続を有する基板、を有する複数の要素;並びに
第1の複数の電極と、第1の誘電体層によって前記第1の複数の電極から電気的に分離された第2の複数の電極と、第2の誘電体層によって前記第2の複数の電極から電気的に分離された第3の複数の電極と、前記第1及び第2の誘電体層内にあり且つ前記第2の複数の電極の隙間を通り抜けている複数のコンタクトとを有する少なくとも1つの表面であり、前記第2の複数の電極は、前記第1の複数の電極と前記第3の複数の電極との間にあり、前記第1の複数の電極のうちの少なくとも1つの電極が前記複数のコンタクトのうちの第1のコンタクトに接続され、且つ前記第3の複数の電極のうちの少なくとも1つの電極が前記複数のコンタクトのうちの第2のコンタクトに接続されている、少なくとも1つの表面;
を有し、
前記第1の複数の電極及び前記第3の複数の電極は異なる電源に接続される、
コンピュータシステム。 - 前記誘電体層の少なくとも1つは、チタン酸バリウムストロンチウム、チタン酸バリウム、チタン酸ストロンチウム及びこれらの混合物から本質的に成るグループから選択された1つ以上の材料を有する高誘電率材料である、請求項19に記載のコンピュータシステム。
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US10/954,644 US7216406B2 (en) | 2004-09-29 | 2004-09-29 | Method forming split thin film capacitors with multiple voltages |
PCT/US2005/035089 WO2006039438A2 (en) | 2004-09-29 | 2005-09-29 | Split thin film capacitor for multiple voltages |
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US7216406B2 (en) | 2007-05-15 |
US7586756B2 (en) | 2009-09-08 |
US20070184609A1 (en) | 2007-08-09 |
WO2006039438A2 (en) | 2006-04-13 |
CN101031995A (zh) | 2007-09-05 |
US20060285272A1 (en) | 2006-12-21 |
KR100911784B1 (ko) | 2009-08-12 |
KR20070048266A (ko) | 2007-05-08 |
CN105957712B (zh) | 2018-10-23 |
TW200627998A (en) | 2006-08-01 |
US20060070219A1 (en) | 2006-04-06 |
TWI292676B (en) | 2008-01-11 |
CN105957712A (zh) | 2016-09-21 |
US20090284944A1 (en) | 2009-11-19 |
WO2006039438A3 (en) | 2006-07-13 |
US7986532B2 (en) | 2011-07-26 |
WO2006039438B1 (en) | 2006-09-14 |
JP2008515237A (ja) | 2008-05-08 |
US7810234B2 (en) | 2010-10-12 |
DE112005002373T5 (de) | 2007-08-23 |
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