CN1403887A - 具有开始和停止供应时钟信号功能的半导体集成电路 - Google Patents
具有开始和停止供应时钟信号功能的半导体集成电路 Download PDFInfo
- Publication number
- CN1403887A CN1403887A CN02105837A CN02105837A CN1403887A CN 1403887 A CN1403887 A CN 1403887A CN 02105837 A CN02105837 A CN 02105837A CN 02105837 A CN02105837 A CN 02105837A CN 1403887 A CN1403887 A CN 1403887A
- Authority
- CN
- China
- Prior art keywords
- command signal
- clock
- signal
- circuit
- clock signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- 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
- G06F1/3237—Power saving characterised by the action undertaken by disabling clock generation or distribution
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Semiconductor Integrated Circuits (AREA)
- Microcomputers (AREA)
Abstract
Description
Claims (12)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP258710/2001 | 2001-08-28 | ||
JP2001258710A JP4831899B2 (ja) | 2001-08-28 | 2001-08-28 | 半導体集積回路及びクロック制御方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1403887A true CN1403887A (zh) | 2003-03-19 |
CN1239974C CN1239974C (zh) | 2006-02-01 |
Family
ID=19086181
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB021058377A Expired - Fee Related CN1239974C (zh) | 2001-08-28 | 2002-04-11 | 具有开始和停止供应时钟信号功能的半导体集成电路 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6639436B2 (zh) |
EP (1) | EP1288771A3 (zh) |
JP (1) | JP4831899B2 (zh) |
KR (1) | KR100846398B1 (zh) |
CN (1) | CN1239974C (zh) |
TW (1) | TWI223141B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104518785A (zh) * | 2013-10-02 | 2015-04-15 | 南亚科技股份有限公司 | 跨域启动方法及电子装置 |
CN106712746A (zh) * | 2015-11-18 | 2017-05-24 | 凌阳科技股份有限公司 | 时脉供应系统 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI387208B (zh) * | 2005-03-21 | 2013-02-21 | Integrated Device Tech | 用於單片式時脈產生器及時序/頻率參考器之低延遲的起動 |
JP5109869B2 (ja) * | 2008-08-25 | 2012-12-26 | ブラザー工業株式会社 | 集積回路 |
JP2011065529A (ja) * | 2009-09-18 | 2011-03-31 | Renesas Electronics Corp | 半導体集積装置およびその制御方法 |
KR101136936B1 (ko) | 2009-10-26 | 2012-04-20 | 에스케이하이닉스 주식회사 | 반도체 장치 및 그 동작방법 |
JP5501378B2 (ja) * | 2009-12-25 | 2014-05-21 | キヤノン株式会社 | 情報処理装置又は情報処理方法 |
KR102476357B1 (ko) * | 2015-08-06 | 2022-12-09 | 삼성전자주식회사 | 클럭 관리 유닛과 이를 적용하는 집적 회로 및 시스템 온 칩 및 그 동작 방법 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5241098A (en) * | 1990-11-16 | 1993-08-31 | Hoechst Celanese Corporation | Method for preparing a salt of 4-hydroxystyrene and for preparing 4-tertiary-butoxycarbonyloxystyrene therefrom |
JPH04279912A (ja) * | 1991-01-16 | 1992-10-06 | Nec Corp | クロック制御回路 |
JP3475510B2 (ja) * | 1994-08-09 | 2003-12-08 | ヤマハ株式会社 | 省電力機能付き集積回路 |
GB2308469A (en) * | 1995-12-22 | 1997-06-25 | Motorola Inc | Power conserving clocking system |
US5848281A (en) * | 1996-07-23 | 1998-12-08 | Smalley; Kenneth George | Method and apparatus for powder management in a multifunction controller with an embedded microprocessor |
US5834961A (en) * | 1996-12-27 | 1998-11-10 | Pacific Communication Sciences, Inc. | Gated-clock registers for low-power circuitry |
JP2993466B2 (ja) * | 1997-06-09 | 1999-12-20 | 日本電気株式会社 | 情報処理装置 |
JPH1131386A (ja) * | 1997-07-09 | 1999-02-02 | Fujitsu Ltd | 半導体集積回路装置における入力初段回路の駆動方法、半導体集積回路装置及び半導体記憶装置の制御装置 |
CN1157641C (zh) * | 1997-09-03 | 2004-07-14 | 松下电器产业株式会社 | 处理器 |
JPH11191610A (ja) * | 1997-12-26 | 1999-07-13 | Hitachi Ltd | 半導体集積回路装置 |
TW475319B (en) * | 1998-03-02 | 2002-02-01 | Via Tech Inc | Gated clock tree synthesis method |
CA2336385A1 (en) * | 1998-07-01 | 2000-01-13 | Qualcomm Incorporated | Improved inter-device serial bus protocol |
JP2000029560A (ja) | 1998-07-13 | 2000-01-28 | Ricoh Co Ltd | 電子装置 |
JP2000293504A (ja) | 1999-04-07 | 2000-10-20 | Nec Corp | 半導体装置 |
JP2000347761A (ja) | 1999-06-02 | 2000-12-15 | Alps Electric Co Ltd | 制御回路 |
-
2001
- 2001-08-28 JP JP2001258710A patent/JP4831899B2/ja not_active Expired - Fee Related
-
2002
- 2002-03-15 US US10/097,619 patent/US6639436B2/en not_active Expired - Lifetime
- 2002-03-15 TW TW091104970A patent/TWI223141B/zh not_active IP Right Cessation
- 2002-03-15 EP EP02251873A patent/EP1288771A3/en not_active Withdrawn
- 2002-04-09 KR KR1020020019154A patent/KR100846398B1/ko active IP Right Grant
- 2002-04-11 CN CNB021058377A patent/CN1239974C/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104518785A (zh) * | 2013-10-02 | 2015-04-15 | 南亚科技股份有限公司 | 跨域启动方法及电子装置 |
CN104518785B (zh) * | 2013-10-02 | 2017-12-15 | 南亚科技股份有限公司 | 跨域启动方法及电子装置 |
CN106712746A (zh) * | 2015-11-18 | 2017-05-24 | 凌阳科技股份有限公司 | 时脉供应系统 |
Also Published As
Publication number | Publication date |
---|---|
US20030042972A1 (en) | 2003-03-06 |
KR100846398B1 (ko) | 2008-07-16 |
EP1288771A2 (en) | 2003-03-05 |
TWI223141B (en) | 2004-11-01 |
JP4831899B2 (ja) | 2011-12-07 |
JP2003067077A (ja) | 2003-03-07 |
EP1288771A3 (en) | 2004-06-23 |
KR20030019071A (ko) | 2003-03-06 |
US6639436B2 (en) | 2003-10-28 |
CN1239974C (zh) | 2006-02-01 |
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Legal Events
Date | Code | Title | Description |
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C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20081219 Address after: Tokyo, Japan Patentee after: Fujitsu Microelectronics Ltd. Address before: Kanagawa, Japan Patentee before: Fujitsu Ltd. |
|
ASS | Succession or assignment of patent right |
Owner name: FUJITSU MICROELECTRONICS CO., LTD. Free format text: FORMER OWNER: FUJITSU LIMITED Effective date: 20081219 |
|
C56 | Change in the name or address of the patentee |
Owner name: FUJITSU SEMICONDUCTOR CO., LTD. Free format text: FORMER NAME: FUJITSU MICROELECTRON CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Kanagawa Patentee after: FUJITSU MICROELECTRONICS Ltd. Address before: Kanagawa Patentee before: Fujitsu Microelectronics Ltd. |
|
CP02 | Change in the address of a patent holder |
Address after: Kanagawa Patentee after: FUJITSU MICROELECTRONICS Ltd. Address before: Tokyo, Japan Patentee before: Fujitsu Microelectronics Ltd. |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060201 Termination date: 20130411 |