JP2006512683A - 集積回路の製造および動作 - Google Patents
集積回路の製造および動作 Download PDFInfo
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3234—Power saving characterised by the action undertaken
- G06F1/324—Power saving characterised by the action undertaken by lowering clock frequency
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3234—Power saving characterised by the action undertaken
- G06F1/3296—Power saving characterised by the action undertaken by lowering the supply or operating voltage
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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Abstract
Description
以下の詳細説明のいくつかの部分(たとえばプロセス600、700、800、900、1000、1100、1200および1300)は、処理手順、ステップ、論理ブロック、処理、およびコンピュータメモリ上で実行することができるデータビットに対する動作の他の記号表現の形で示されている。これらの記述および表現は、データ処理分野の技術者に使用されている、それらの働きの本質を他の当業者に最も効果的に伝えるための手段である。処理手順、コンピュータ実行ステップ、論理ブロック、プロセス等は、ここでは一般的に、所望の結果を得るための自己無矛盾ステップシーケンスあるいは命令もしくはファームウェアと見なすべきである。ステップは、物理量の物理的な操作を必要とするステップである。通常、物理量は、必ずしもそうとは限らないが、記憶し、転送し、結合し、比較し、あるいはコンピュータシステムの中で操作することができる電気信号もしくは磁気信号の形態を取っている。これらの信号は、主として共通に利用するという理由で、ビット、値、エレメント、記号、特性、用語、数などとして参照することがしばしば便利であることが分かっている。
本発明の実施形態について、高度に集積化された半導体の設計および動作のコンテキストの中で説明する。より詳細には、本発明の実施形態は、マイクロプロセッサの適応電力管理に関している。しかしながら、本発明のエレメントは、半導体動作の他の領域に利用することが可能であることを理解されたい。
Claims (47)
- マイクロプロセッサを動作させる方法であって、
前記マイクロプロセッサのための所望の動作周波数を決定するステップと、
前記マイクロプロセッサに特化された情報を入手するステップであって、前記情報は、前記所望の動作周波数で前記マイクロプロセッサを動作させるための最適電圧を決定するために使用され、前記最適電圧は、前記マイクロプロセッサの特性に基づいているところのステップと、
前記最適電圧で前記マイクロプロセッサを動作させるステップと
を含む方法。 - 前記情報が、前記マイクロプロセッサを備えた集積回路パッケージ内で符号化される、請求項1に記載の方法。
- 前記最適電圧で動作している間、前記マイクロプロセッサを前記所望の動作周波数で動作させるステップを更に含む、請求項1に記載の方法。
- 前記マイクロプロセッサの前記特性が、前記マイクロプロセッサの温度測定を含む、請求項1に記載の方法。
- 前記温度測定を、情報を入手する前記ステップを行う位置の最も近くで実施する、請求項4に記載の方法。
- 前記情報が、周波数−電圧動作点の複数組のうちの1つへのマッピングを含む、請求項1に記載の方法。
- 前記情報が、1組の周波数−電圧動作点を含む、請求項1に記載の方法。
- マイクロプロセッサの製造方法であって、
指定周波数における電力制限に合致するために、前記マイクロプロセッサに必要な電圧を決定するステップと、
前記電圧の情報をコンピュータ可読媒体に記憶するステップと
を含む方法。 - 電圧を決定する前記ステップが、前記マイクロプロセッサのパッケージング後に実行される、請求項8に記載の方法。
- 情報を記憶する前記ステップもまた、前記マイクロプロセッサのパッケージング後に実行される、請求項9に記載の方法。
- 前記情報が、前記マイクロプロセッサの共通パッケージ内に記憶される、請求項8に記載の方法。
- 前記情報が、前記マイクロプロセッサのパッケージの外部に記憶される、請求項8に記載の方法。
- 前記電圧が前記指定周波数下において決定される、請求項8に記載の方法。
- 電圧を決定する前記ステップが複数の温度下で実行される、請求項8に記載の方法。
- 前記情報が、周波数−電圧特性の複数の関係のうちの1つへのマッピングを含む、請求項8に記載の方法。
- 前記情報が、前記マイクロプロセッサに特化された、周波数−電圧の関係を含む、請求項8に記載の方法。
- マイクロプロセッサの製造方法であって、
複数の指定周波数の各々で動作させるために、前記マイクロプロセッサに必要な最適電圧を決定して、電圧−周波数の複数の関係を生成するステップと、
前記複数の関係の情報をコンピュータ可読媒体に記憶するステップと
を含む方法。 - 最適電圧を決定する前記ステップが、前記マイクロプロセッサのパッケージング後に実行される、請求項17に記載の方法。
- 情報を記憶する前記ステップもまた、前記マイクロプロセッサのパッケージング後に実行される、請求項17に記載の方法。
- 前記情報が、前記マイクロプロセッサの共通パッケージ内に記憶される、請求項17に記載の方法。
- 前記情報が、前記マイクロプロセッサの共通パッケージ内には記憶されない、請求項17に記載の方法。
- 最適電圧を決定する前記ステップが複数の温度下で実行される、請求項17に記載の方法。
- 前記情報が、周波数−電圧特性の複数の関係のうちの1つへのマッピングを含む、請求項17に記載の方法。
- 前記情報が、前記マイクロプロセッサに特化された、周波数−電圧の関係を含む、請求項17に記載の方法。
- マイクロプロセッサと、
前記マイクロプロセッサに結合された不揮発性記憶装置の少なくとも1つのビットとを備え、
前記不揮発性記憶装置が、前記マイクロプロセッサの周波数−電圧特性の情報を含む集積回路モジュール。 - 前記情報が、周波数−電圧特性の複数のグループのうちの1つへのマッピングを含む、請求項25に記載の集積回路モジュール。
- 前記情報が、1組の周波数−電圧特性を含む、請求項25に記載の集積回路モジュール。
- 前記マイクロプロセッサが、前記マイクロプロセッサの動作状態を示す値を提供する、請求項25に記載の集積回路モジュール。
- 前記値が、前記マイクロプロセッサの温度を含む、請求項28に記載の集積回路モジュール。
- 前記値が、前記マイクロプロセッサの所望の動作周波数を含む、請求項25に記載の集積回路モジュール。
- 不揮発性記憶装置の前記少なくとも1つのビットが、リセット不能である、請求項25に記載の集積回路モジュール。
- 前記情報が、メモリ集積回路に記憶される、請求項25に記載の集積回路モジュール。
- 1組の周波数−電圧特性を備えた、コンピュータ可読メモリ内のデータ構造であって、
前記1組の周波数−電圧特性が、マイクロプロセッサが所望の周波数で動作するために必要な最低動作電圧を指定し、更に、
前記組の個々の周波数−電圧特性が、前記マイクロプロセッサに特化されている
ところのデータ構造。 - 前記データ構造が、前記マイクロプロセッサの外部に存在する、請求項33に記載のデータ構造。
- 温度依存動作電圧情報を更に含む、請求項33に記載のデータ構造。
- マイクロプロセッサと、
前記マイクロプロセッサに結合され、前記マイクロプロセッサの集積回路に選択可能電圧を供給するための電圧源と、
前記マイクロプロセッサに結合され、前記マイクロプロセッサの動作電圧を最適化する方法を実施するための命令を含むメモリ空間と
を備えたコンピュータであって、前記方法が、
前記マイクロプロセッサのための所望の動作周波数を決定するステップと、
前記マイクロプロセッサに特化された情報を入手するステップであって、前記情報は、前記所望の動作周波数で前記マイクロプロセッサを動作させるための最適電圧を決定するために使用され、前記最適電圧は、前記マイクロプロセッサの特性に基づいているところのステップと、
前記電圧源に、前記最適電圧を前記マイクロプロセッサに供給させるステップとを含むコンピュータ。 - 1組の周波数−電圧特性を含むメモリ空間を更に備え、
前記1組の周波数−電圧特性が、マイクロプロセッサが所望の周波数で動作するために必要な最低動作電圧を指定し、更に、
前記組の個々の周波数−電圧特性が、前記マイクロプロセッサに特化されている、請求項36に記載のコンピュータ。 - 前記情報が、前記周波数−電圧動作点の複数組のうちの1つへのマッピングを含む、請求項36に記載のコンピュータ。
- 前記メモリ空間が、前記マイクロプロセッサの外部に存在する、請求項36に記載のコンピュータ。
- 前記メモリ空間が、温度依存動作電圧情報を更に含む、請求項36に記載のコンピュータ。
- 前記マイクロプロセッサの温度を測定するための手段を更に備えた、請求項40に記載のコンピュータ。
- 前記マイクロプロセッサの集積回路の動作電圧を最適化する前記方法が、
前記マイクロプロセッサの温度を入手するステップと、
前記温度依存動作電圧情報を入手して、前記所望の動作周波数および前記マイクロプロセッサの前記温度で前記マイクロプロセッサを動作させるための最適電圧を決定するステップと
を更に含む、請求項41に記載のコンピュータ。 - 複数の電圧での動作が可能であり、更に、複数の周波数での動作が可能であるマイクロプロセッサと、
特別に測定された前記マイクロプロセッサの電圧−周波数の関係を記憶するメモリであって、前記電圧−周波数の関係が電圧−周波数の複数の対からなり、各対が、関連する周波数に対する最適電圧を指示するところのメモリと、
前記メモリを使用して対応する電圧を決定し、更に、所望の動作周波数および前記対応する電圧で前記マイクロプロセッサを動作させるために、所望の動作周波数を入手するための論理と
を備えた電子デバイス。 - 前記論理が、前記メモリに結合され、そして、前記マイクロプロセッサに結合された、請求項43に記載のデバイス。
- 前記メモリが、前記マイクロプロセッサとは別個のデバイスである、請求項43に記載のデバイス。
- 前記メモリが不揮発性メモリである、請求項43に記載のデバイス。
- 電圧−周波数の前記関係が、前記マイクロプロセッサのパッケージング後に測定される、請求項43に記載のデバイス。
Applications Claiming Priority (2)
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US10/334,919 US7953990B2 (en) | 2002-12-31 | 2002-12-31 | Adaptive power control based on post package characterization of integrated circuits |
PCT/US2003/041403 WO2004061634A2 (en) | 2002-12-31 | 2003-12-29 | Manufacture and operation of integrated circuit |
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JP2009100766A Division JP2009217830A (ja) | 2002-12-31 | 2009-04-17 | マイクロプロセッサ、マイクロプロセッサを含む集積回路モジュール、電子デバイス、及びコンピュータ、マイクロプロセッサの動作方法及び製造方法、並びに、マイクロプロセッサのためのデータ構造 |
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JP2006512683A true JP2006512683A (ja) | 2006-04-13 |
JP2006512683A5 JP2006512683A5 (ja) | 2007-02-15 |
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JP2004565752A Pending JP2006512683A (ja) | 2002-12-31 | 2003-12-29 | 集積回路の製造および動作 |
JP2009100766A Pending JP2009217830A (ja) | 2002-12-31 | 2009-04-17 | マイクロプロセッサ、マイクロプロセッサを含む集積回路モジュール、電子デバイス、及びコンピュータ、マイクロプロセッサの動作方法及び製造方法、並びに、マイクロプロセッサのためのデータ構造 |
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US (2) | US7953990B2 (ja) |
JP (2) | JP2006512683A (ja) |
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Also Published As
Publication number | Publication date |
---|---|
US20040128567A1 (en) | 2004-07-01 |
AU2003300400A1 (en) | 2004-07-29 |
US7953990B2 (en) | 2011-05-31 |
US20110231678A1 (en) | 2011-09-22 |
WO2004061634A3 (en) | 2004-11-18 |
WO2004061634A2 (en) | 2004-07-22 |
JP2009217830A (ja) | 2009-09-24 |
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