JP2007504679A5 - - Google Patents

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Publication number
JP2007504679A5
JP2007504679A5 JP2006532424A JP2006532424A JP2007504679A5 JP 2007504679 A5 JP2007504679 A5 JP 2007504679A5 JP 2006532424 A JP2006532424 A JP 2006532424A JP 2006532424 A JP2006532424 A JP 2006532424A JP 2007504679 A5 JP2007504679 A5 JP 2007504679A5
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Japan
Prior art keywords
substrate
semiconductor structure
layer
forming
top surface
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JP2006532424A
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JP2007504679A (ja
JP5350589B2 (ja
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Priority claimed from US10/443,375 external-priority patent/US7192876B2/en
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Publication of JP2007504679A publication Critical patent/JP2007504679A/ja
Publication of JP2007504679A5 publication Critical patent/JP2007504679A5/ja
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Publication of JP5350589B2 publication Critical patent/JP5350589B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Claims (4)

  1. 半導体装置を形成する方法であって、
    基板及び該基板の上に半導体構造を設けることであって、該半導体構造は、第1側壁と、第2側壁と、頂部表面とを有する、設けること、
    少なくとも一つの実質的に共形な層を前記基板の上に堆積させることであって、該少なくとも一つの実質的に共形な層は、少なくとも一つのゲート材料層を含み、かつ前記半導体構造の上の所定の高さに頂部表面を有する、堆積させること、
    実質的に平坦な層を、前記基板の上であり、かつ前記半導体構造の上の前記少なくとも一つの実質的に共形な層の前記頂部表面の高さよりも低い位置に形成すること、
    前記半導体構造の前記頂部表面の上のゲート材料層を、研磨以外の方法でエッチングすること、
    を備える方法。
  2. 請求項1に記載の方法であって、更に、
    前記実質的に平坦な層を前記基板の上に形成する前に、前記少なくとも一つの実質的に共形な層をパターニングしてゲート構造を形成することを備え、
    前記半導体構造の前記頂部表面の上のゲート材料層を、研磨以外の方法でエッチングすることは、更に、前記半導体構造の前記頂部表面の上の前記ゲート構造のゲート材料層をエッチングすることを含む、方法。
  3. 半導体装置を形成する方法であって、
    基板及び該基板の上に半導体構造を設けることであって、該半導体構造は、第1側壁と、第2側壁と、頂部表面とを有する、設けること、
    ゲート材料から成る第1の実質的に共形な層を、前記基板及び前記半導体構造の上に堆積させること、
    所定の材料から成る第2の実質的に共形な層を、前記第1の実質的に共形な層の上に堆積させること、
    前記第2の実質的に共形な層を堆積させた後に、実質的に平坦な層を前記基板の上に形成すること、
    前記半導体構造の前記頂部表面の上の前記第1の実質的に共形な層をエッチングすること、
    前記半導体構造の前記頂部表面の上の前記第2の実質的に共形な層をエッチングすること、
    前記第1の実質的に共形な層の一部に接触するコンタクトを形成すること、
    を備える方法。
  4. 半導体構造を形成する方法であって、
    基板を設けること、
    第1及び第2側壁を有する半導体フィンを前記基板の上に形成すること、
    前記フィンの前記第1側壁に隣接する第1部分及び前記フィンの前記第2側壁に隣接する第2部分を含む電荷蓄積材料層を前記基板の上に形成すること、
    前記電荷蓄積材料層を形成した後に、前記フィンの前記第1側壁に隣接する第1部分及び前記フィンの前記第2側壁に隣接する第2部分を含むゲート材料層を前記基板の上に形成すること、
    前記半導体フィンの上の前記ゲート材料層を除去すること、
    を備える方法。
JP2006532424A 2003-05-22 2004-04-16 個別ゲート構造を備えたトランジスタ Expired - Fee Related JP5350589B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/443,375 US7192876B2 (en) 2003-05-22 2003-05-22 Transistor with independent gate structures
US10/443,375 2003-05-22
PCT/US2004/011869 WO2004107399A2 (en) 2003-05-22 2004-04-16 Transistor with independant gate structures

Publications (3)

Publication Number Publication Date
JP2007504679A JP2007504679A (ja) 2007-03-01
JP2007504679A5 true JP2007504679A5 (ja) 2007-06-14
JP5350589B2 JP5350589B2 (ja) 2013-11-27

Family

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Family Applications (1)

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JP2006532424A Expired - Fee Related JP5350589B2 (ja) 2003-05-22 2004-04-16 個別ゲート構造を備えたトランジスタ

Country Status (6)

Country Link
US (1) US7192876B2 (ja)
JP (1) JP5350589B2 (ja)
KR (1) KR101079562B1 (ja)
CN (1) CN100466186C (ja)
TW (1) TWI361489B (ja)
WO (1) WO2004107399A2 (ja)

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