KR100915258B1 - 전원 아일랜드를 사용한 집적 회로의 전원 관리 - Google Patents
전원 아일랜드를 사용한 집적 회로의 전원 관리Info
- Publication number
- KR100915258B1 KR100915258B1 KR1020057021157A KR20057021157A KR100915258B1 KR 100915258 B1 KR100915258 B1 KR 100915258B1 KR 1020057021157 A KR1020057021157 A KR 1020057021157A KR 20057021157 A KR20057021157 A KR 20057021157A KR 100915258 B1 KR100915258 B1 KR 100915258B1
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Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/01—Details
- H03K3/012—Modifications of generator to improve response time or to decrease power consumption
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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
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
- G05F3/02—Regulating voltage or current
-
- 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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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J4/00—Circuit arrangements for mains or distribution networks not specified as ac or dc
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
-
- 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
-
- 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
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Power Sources (AREA)
- Semiconductor Integrated Circuits (AREA)
- Microcomputers (AREA)
Abstract
Description
Claims (54)
- 복수의 전원 아일랜드를 포함하는 집적 회로의 전원을 관리하는 방법에 있어서,전원 소비가 각각의 전원 아일랜드 내에서 독립적으로 제어되는 집적 회로의 요구 및 동작에 기초하여 상기 전원 아일랜드들 중 하나의 목표 전원 레벨을 결정하는 단계;상기 전원 아일랜드들 중 하나의 전원 소비 레벨을 상기 목표 전원 레벨로 변경하기 위한 적어도 하나의 동작을 결정하는 단계; 및상기 전원 아일랜드들 중 하나의 전원 소비 레벨을 상기 목표 전원 레벨로 변경하기 위한 적어도 하나의 동작을 실행하는 단계;를 포함하고,동작들 중 어느 한 동작은 전원 아일랜드들 중 하나를 위한 주파수 선택을 포함하는 것을 특징으로 하는 집적 회로의 전원 관리방법.
- 제 1 항에 있어서, 상기 전원 아일랜드들은 상기 집적 회로의 기하학적 요인에 기초하여 설계되는 것을 특징으로 하는 집적 회로의 전원 관리방법.
- 제 1 항에 있어서, 상기 전원 아일랜드들은 상기 집적 회로의 기능적 회로에 기초하여 설계되는 것을 특징으로 하는 집적 회로의 전원 관리방법.
- 제 1 항에 있어서, 상기 전원 아일랜드들은 전원 서브-아일랜드를 포함하는 것을 특징으로 하는 집적 회로의 전원 관리방법.
- 제 1 항에 있어서, 상기 전원 아일랜드들은 다중 클록 도메인을 포함하는 것을 특징으로 하는 집적 회로의 전원 관리방법.
- 제 1 항에 있어서, 상기 동작들 중 또 다른 동작은 상기 전원 아일랜드들 중 하나를 위한 클록 선택을 포함하는 것을 특징으로 하는 집적 회로의 전원 관리방법.
- 제 1 항에 있어서, 상기 동작들 중 또 다른 동작은 상기 전원 아일랜드들 중 하나를 위한 제1 전압의 수정을 포함하는 것을 특징으로 하는 집적 회로의 전원 관리방법.
- 제 7 항에 있어서, 상기 제1 전압은 소스 전압을 포함하는 것을 특징으로 하는 집적 회로의 전원 관리방법.
- 제 1 항에 있어서, 상기 동작들 중 또 다른 동작은 상기 전원 아일랜드들 중 하나를 슬립 모드로 변경시키는 것을 포함하는 것을 특징으로 하는 집적 회로의 전원 관리방법.
- 제 1 항에 있어서,상기 전원 아일랜드들 중 하나의 전원 소비 레벨을 모니터하는 단계;상기 전원 소비 레벨에 기초하여 한계 레벨이 교차되는지 여부를 결정하는 단계; 및상기 한계 레벨의 교차에 기초하여 또 다른 동작을 실행하는 단계;를 더 포함하는 것을 특징으로 하는 집적 회로의 전원 관리방법.
- 제 1 항에 있어서, 상기 전원 아일랜드들 중 하나의 내부 구성요소의 상태를 복원하는 단계를 더 포함하는 것을 특징으로 하는 집적 회로의 전원 관리방법.
- 제 7 항에 있어서, 상기 제1 전압은 한계 전압을 포함하는 것을 특징으로 하는 집적 회로의 전원 관리방법.
- 제 1 항 내지 제 11 항 중 어느 한 항에 있어서, 상기 동작들 중 또 다른 동작은 상기 전원 아일랜드들 중 하나에 대한 전원 온을 포함하는 것을 특징으로 하는 집적 회로의 전원 관리방법.
- 제 1 항 내지 제 11 항 중 어느 한 항에 있어서, 상기 동작들 중 또 다른 동작은 상기 전원 아일랜드들 중 하나에 대한 전원 오프를 포함하는 것을 특징으로 하는 집적 회로의 전원 관리방법.
- 제 1 항 내지 제 11 항 중 어느 한 항에 있어서, 상기 전원 아일랜드들 중 하나의 내부 구성요소의 상태를 저장하는 단계를 더 포함하는 것을 특징으로 하는 집적 회로의 전원 관리방법.
- 전원 소비가 각각의 전원 아일랜드 내에서 독립적으로 제어되는 복수의 전원 아일랜드를 포함하는 집적 회로용 시스템에 있어서,전원 아일랜드들 중 하나의 전원을 제어하도록 형성된 전원 제어 회로; 및집적 회로의 요구 및 동작에 기초하여 상기 전원 아일랜드들 중 하나의 목표 전원 레벨을 결정하고, 상기 전원 아일랜드들 중 하나의 전원 소비 레벨을 상기 목표 전원 레벨로 변경하기 위한 적어도 하나의 동작을 결정하며, 상기 전원 아일랜드들 중 하나의 상기 전원 소비 레벨을 상기 목표 전원 레벨로 변경하기 위한 적어도 하나의 동작을 실행하도록 형성된 전원 관리자;를 포함하고,동작들 중 어느 한 동작은 전원 아일랜드들 중 하나를 위한 주파수 선택을 포함하는 것을 특징으로 하는 집적 회로용 시스템.
- 제 16 항에 있어서, 상기 전원 아일랜드들은 상기 집적 회로의 기하학적 요인에 기초하여 설계되는 것을 특징으로 하는 집적 회로용 시스템.
- 제 16 항에 있어서, 상기 전원 아일랜드들은 상기 집적 회로의 기능적 회로에 기초하여 설계되는 것을 특징으로 하는 집적 회로용 시스템.
- 제 16 항에 있어서, 상기 전원 아일랜드들은 전원 서브-아일랜드를 포함하는 것을 특징으로 하는 집적 회로용 시스템.
- 제 16 항에 있어서, 상기 전원 아일랜드들은 다중 클록 도메인을 포함하는 것을 특징으로 하는 집적 회로용 시스템.
- 제 16 항에 있어서, 상기 동작들 중 또 다른 동작은 상기 전원 아일랜드들 중 하나를 위한 클록 선택을 포함하는 것을 특징으로 하는 집적 회로용 시스템.
- 제 16 항에 있어서, 상기 동작들 중 또 다른 동작은 상기 전원 아일랜드들 중 하나를 위한 제1 전압의 수정을 포함하는 것을 특징으로 하는 집적 회로용 시스템.
- 제 22 항에 있어서, 상기 제1 전압은 소스 전압을 포함하는 것을 특징으로 하는 집적 회로용 시스템.
- 제 16 항에 있어서, 상기 동작들 중 또 다른 동작은 상기 전원 아일랜드들 중 하나를 슬립 모드로 변경시키는 것을 포함하는 것을 특징으로 하는 집적 회로용 시스템.
- 제 16 항에 있어서, 상기 전원 관리자는 상기 전원 아일랜드들 중 하나의 전원 소비 레벨을 모니터하고, 상기 전원 소비 레벨에 기초하여 한계 레벨이 교차되는지 여부를 결정하며, 상기 한계 레벨의 교차에 기초하여 적어도 하나의 동작을 실행하도록 형성되는 것을 특징으로 하는 집적 회로용 시스템.
- 제 16 항에 있어서, 상기 전원 관리자는 상기 전원 아일랜드들 중 하나의 내부 구성요소의 상태를 복원하도록 형성되는 것을 특징으로 하는 집적 회로용 시스템.
- 제 16 항에 있어서, 상기 전원 관리자와 상기 전원 아일랜드에 연결된 버스를 더 포함하는 것을 특징으로 하는 집적 회로용 시스템.
- 제 16 항에 있어서, 상기 전원 관리자는 상기 집적 회로의 전원을 제어하기 위하여 형성된 마스터 관리자를 포함하는 것을 특징으로 하는 집적 회로용 시스템.
- 제 16 항에 있어서, 상기 전원 관리자는 상기 전원 아일랜드들 중 하나의 전원을 제어하기 위하여 형성된 슬레이브 관리자를 포함하는 것을 특징으로 하는 집적 회로용 시스템.
- 제 16 항에 있어서, 상기 전원 제어 회로는 클록 다중화 회로를 포함하는 것을 특징으로 하는 집적 회로용 시스템.
- 제 16 항에 있어서, 상기 전원 제어 회로는 전압 다중화 회로를 포함하는 것을 특징으로 하는 집적 회로용 시스템.
- 제 16 항에 있어서, 상기 전원 제어 회로는 레벨 이동 회로를 포함하는 것을 특징으로 하는 집적 회로용 시스템.
- 제 22 항에 있어서, 상기 제1 전압은 한계 전압을 포함하는 것을 특징으로 하는 집적 회로용 시스템.
- 제 16 항 내지 제 32 항 중 어느 한 항에 있어서, 상기 동작들 중 또 다른 동작은 상기 전원 아일랜드들 중 하나에 대한 전원 온을 포함하는 것을 특징으로 하는 집적 회로용 시스템.
- 제 16 항 내지 제 32 항 중 어느 한 항에 있어서, 상기 동작들 중 또 다른 동작은 상기 전원 아일랜드들 중 하나에 대한 전원 오프를 포함하는 것을 특징으로 하는 집적 회로용 시스템.
- 제 16 항 내지 제 32 항 중 어느 한 항에 있어서, 상기 전원 관리자는 상기 전원 아일랜드들 중 하나의 내부 구성요소의 상태를 저장하도록 형성되는 것을 특징으로 하는 집적 회로용 시스템.
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Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US46874203P | 2003-05-07 | 2003-05-07 | |
US60/468,742 | 2003-05-07 |
Related Child Applications (1)
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KR1020097009373A Division KR100992177B1 (ko) | 2003-05-07 | 2004-05-07 | 파워 아일랜드를 사용한 집적 회로의 파워 관리 |
Publications (2)
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KR20060017773A KR20060017773A (ko) | 2006-02-27 |
KR100915258B1 true KR100915258B1 (ko) | 2009-09-03 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020117001439A KR101189346B1 (ko) | 2003-05-07 | 2004-05-07 | 파워 아일랜드를 사용한 집적 회로의 파워 관리 |
KR1020097009373A KR100992177B1 (ko) | 2003-05-07 | 2004-05-07 | 파워 아일랜드를 사용한 집적 회로의 파워 관리 |
KR1020107008956A KR101053010B1 (ko) | 2003-05-07 | 2004-05-07 | 파워 아일랜드를 사용한 집적 회로의 파워 관리 |
KR1020057021157A KR100915258B1 (ko) | 2003-05-07 | 2004-05-07 | 전원 아일랜드를 사용한 집적 회로의 전원 관리 |
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KR1020117001439A KR101189346B1 (ko) | 2003-05-07 | 2004-05-07 | 파워 아일랜드를 사용한 집적 회로의 파워 관리 |
KR1020097009373A KR100992177B1 (ko) | 2003-05-07 | 2004-05-07 | 파워 아일랜드를 사용한 집적 회로의 파워 관리 |
KR1020107008956A KR101053010B1 (ko) | 2003-05-07 | 2004-05-07 | 파워 아일랜드를 사용한 집적 회로의 파워 관리 |
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EP (2) | EP3321769A1 (ko) |
JP (4) | JP2007501478A (ko) |
KR (4) | KR101189346B1 (ko) |
CN (1) | CN100416573C (ko) |
TW (3) | TWI397795B (ko) |
WO (1) | WO2004102623A2 (ko) |
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