JP2003514475A5 - - Google Patents

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JP2003514475A5
JP2003514475A5 JP2001537778A JP2001537778A JP2003514475A5 JP 2003514475 A5 JP2003514475 A5 JP 2003514475A5 JP 2001537778 A JP2001537778 A JP 2001537778A JP 2001537778 A JP2001537778 A JP 2001537778A JP 2003514475 A5 JP2003514475 A5 JP 2003514475A5
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JP
Japan
Prior art keywords
circuit element
characterization vehicle
combinational circuit
combinational
control circuit
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JP2001537778A
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JP3811649B2 (ja
JP2003514475A (ja
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Priority claimed from US09/442,699 external-priority patent/US6449749B1/en
Application filed filed Critical
Priority claimed from PCT/US2000/031839 external-priority patent/WO2001037322A2/en
Publication of JP2003514475A publication Critical patent/JP2003514475A/ja
Publication of JP2003514475A5 publication Critical patent/JP2003514475A5/ja
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Publication of JP3811649B2 publication Critical patent/JP3811649B2/ja
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Expired - Fee Related legal-status Critical Current

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Claims (11)

  1. なくとも1つの組合せ回路エレメントと、前記組合せ回路エレメントを制御する制御回路とを備える特徴付けビヒクルであって
    前記制御回路
    試験パターンの信号を前記組合せ回路エレメントに入力す入力手段と、
    試験パターンに基づいて前記組合せ回路エレメントによって出力され出力パターンを記憶す出力手段と、
    発振を生じさせるために前記出力手段を前記入力手段に接続すリング・バスと、
    発振周波数を計数するカウンタであって、それによって前記組合せ回路エレメントの性能が測定されるカウンタとを含む、特徴付けビヒクル。
  2. 前記組合せ回路エレメントが相互接続の数よりも実質的に多い数のデバイスおよびゲートを含むものである、請求項1に記載の特徴付けビヒクル。
  3. 前記特徴付けビヒクルが、それぞ第1および第2の組合せ回路エレメントを制御す第1および第2の制御回路を含み、
    第1の組合せ回路エレメントは、相互接続の数よりも実質的に少ない数のデバイスおよびゲートを含み、
    第2の組合せ回路エレメントは、相互接続の数よりも実質的に少ない数のデバイスおよびゲートを含むものである、請求項1に記載の特徴付けビヒクル。
  4. さらに、メモリ・ブロックと、
    第1および第2の制御回路およびメモリ・ブロックが接続されるデータ転送バスと
    を備える、請求項4に記載の特徴付けビヒクルであって、
    第1および第2の制御回路およびメモリ・ブロックは、テスタとの通信のために同一のデータ転送バスを使用するものである
    特徴付けビヒクル。
  5. 前記入力手段および出力手段、制御回路にデータを転送し、また、制御回路からデータを転送するため単一のインタフェースを使用するものである、請求項1に記載の特徴付けビヒクル。
  6. 前記制御回路、試験パターンを第1のループを介して前記組合せ回路エレメントにシフトさせ、前記組合せ回路エレメントから第2のループにシフトさせるための複数のラッチを含む、請求項5に記載の特徴付けビヒクル。
  7. 前記組合せ回路エレメント入力パターンの平方根を計算するものである、請求項1に記載の特徴付けビヒクル。
  8. 組合せ回路エレメントがリング発振器である、請求項1に記載の特徴付けビヒクル。
  9. メモリ・ブロックをさらに備える、請求項1に記載の特徴付けビヒクル。
  10. アナログ回路のブロックをさらに備える、請求項1に記載の特徴付けビヒクル。
  11. a)少なくとも1つの組合せ回路エレメントと、前記組合せ回路エレメントを制御する制御回路と、を含む特徴付けビヒクルと、
    b)前記特徴付けビヒクルによって画定されレイアウトを具体的に表現する歩留りモデルであって集積回路の最終製品の製造に使用され製造サイクルを構する複数のプロセス操作の中の少なくとも1つを対象として考慮した歩留りモデルと、
    c)製品レイアウトと、
    d)前記製品レイアウトから所定のレイアウト特性を抽出するための抽出エンジンであって前記特性が前記歩留りモデルと組合せて歩留まり予測のために使用される抽出エンジンと、
    を備える、集積回路の歩留りを予測すシステムであって、
    前記制御回路
    試験パターンの信号を前記組合せ回路エレメントに入力す入力手段と、
    試験パターンに基づいて前記組合せ回路エレメントによって出力され出力パターンを記憶す出力手段と、
    発振を生じさせるために前記出力手段を前記入力手段に接続すリング・バスと、
    発振周波数を計数するカウンタであって、それによって前記組合せ回路エレメントの性能が測定されるカウンタと、を含むものである、
    システム。
JP2001537778A 1999-11-18 2000-11-17 論理特徴付けビヒクルを使用した製品歩留り予測のためのシステムおよび方法 Expired - Fee Related JP3811649B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US16630799P 1999-11-18 1999-11-18
US16630899P 1999-11-18 1999-11-18
US60/166,308 1999-11-18
US09/442,699 US6449749B1 (en) 1999-11-18 1999-11-18 System and method for product yield prediction
US09/442,699 1999-11-18
US60/166,307 1999-11-18
PCT/US2000/031839 WO2001037322A2 (en) 1999-11-18 2000-11-17 System and method for product yield prediction using a logic characterization vehicle

Publications (3)

Publication Number Publication Date
JP2003514475A JP2003514475A (ja) 2003-04-15
JP2003514475A5 true JP2003514475A5 (ja) 2005-06-30
JP3811649B2 JP3811649B2 (ja) 2006-08-23

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JP2001539173A Expired - Fee Related JP4070998B2 (ja) 1999-11-18 2000-11-17 テスト・ダイ
JP2001537778A Expired - Fee Related JP3811649B2 (ja) 1999-11-18 2000-11-17 論理特徴付けビヒクルを使用した製品歩留り予測のためのシステムおよび方法

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US (2) US6834375B1 (ja)
JP (2) JP4070998B2 (ja)
AU (2) AU1770301A (ja)
WO (1) WO2001037322A2 (ja)

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