CN101620883A - 一种dram运行频率调整系统及方法 - Google Patents
一种dram运行频率调整系统及方法 Download PDFInfo
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- CN101620883A CN101620883A CN200910090175A CN200910090175A CN101620883A CN 101620883 A CN101620883 A CN 101620883A CN 200910090175 A CN200910090175 A CN 200910090175A CN 200910090175 A CN200910090175 A CN 200910090175A CN 101620883 A CN101620883 A CN 101620883A
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- 238000000034 method Methods 0.000 title claims description 36
- 238000007689 inspection Methods 0.000 claims description 8
- 239000000284 extract Substances 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 239000012467 final product Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
- G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
- G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
- G11C11/401—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C11/4063—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing
- G11C11/407—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing for memory cells of the field-effect type
- G11C11/4076—Timing circuits
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C2207/00—Indexing scheme relating to arrangements for writing information into, or reading information out from, a digital store
- G11C2207/22—Control and timing of internal memory operations
- G11C2207/2254—Calibration
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
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Abstract
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Claims (13)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200910090175.5A CN101620883B (zh) | 2009-07-29 | 2009-07-29 | 一种dram运行频率调整系统及方法 |
CA2707914A CA2707914A1 (en) | 2009-07-29 | 2010-06-22 | Operation frequency adjusting system and method |
PCT/CN2010/074220 WO2011012032A1 (zh) | 2009-07-29 | 2010-06-22 | Dram运行频率调整系统及方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN200910090175.5A CN101620883B (zh) | 2009-07-29 | 2009-07-29 | 一种dram运行频率调整系统及方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101620883A true CN101620883A (zh) | 2010-01-06 |
CN101620883B CN101620883B (zh) | 2014-07-09 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN200910090175.5A Expired - Fee Related CN101620883B (zh) | 2009-07-29 | 2009-07-29 | 一种dram运行频率调整系统及方法 |
Country Status (2)
Country | Link |
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CN (1) | CN101620883B (zh) |
WO (1) | WO2011012032A1 (zh) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011012032A1 (zh) * | 2009-07-29 | 2011-02-03 | 北京中星微电子有限公司 | Dram运行频率调整系统及方法 |
CN103731313B (zh) * | 2012-10-10 | 2017-07-14 | 华为技术有限公司 | 基于ddr sdram的计数器及其实现方法 |
WO2018188083A1 (zh) * | 2017-04-14 | 2018-10-18 | 华为技术有限公司 | 内存刷新技术及计算机系统 |
CN109273029A (zh) * | 2017-07-17 | 2019-01-25 | 爱思开海力士有限公司 | 存储器系统及其操作方法 |
CN110120238A (zh) * | 2018-02-07 | 2019-08-13 | 晨星半导体股份有限公司 | 控制存储器的电路及相关的方法 |
CN111796655A (zh) * | 2020-05-13 | 2020-10-20 | 翱捷科技股份有限公司 | Ddr内存控制器自动变频的方法及系统 |
CN114512159A (zh) * | 2020-11-16 | 2022-05-17 | 珠海全志科技股份有限公司 | Ddr频率的切换方法及装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1275117C (zh) * | 2004-09-10 | 2006-09-13 | 威盛电子股份有限公司 | 处理器工作状态切换方法及使用该方法的计算机系统 |
CN100442204C (zh) * | 2006-07-19 | 2008-12-10 | 北京天碁科技有限公司 | 片上系统芯片及其功耗控制方法 |
CN101482762B (zh) * | 2009-02-11 | 2010-12-01 | 华为技术有限公司 | 一种调节cpu时钟频率的方法及系统 |
CN101620883B (zh) * | 2009-07-29 | 2014-07-09 | 无锡中星微电子有限公司 | 一种dram运行频率调整系统及方法 |
-
2009
- 2009-07-29 CN CN200910090175.5A patent/CN101620883B/zh not_active Expired - Fee Related
-
2010
- 2010-06-22 WO PCT/CN2010/074220 patent/WO2011012032A1/zh active Application Filing
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011012032A1 (zh) * | 2009-07-29 | 2011-02-03 | 北京中星微电子有限公司 | Dram运行频率调整系统及方法 |
CN103731313B (zh) * | 2012-10-10 | 2017-07-14 | 华为技术有限公司 | 基于ddr sdram的计数器及其实现方法 |
CN110520929B (zh) * | 2017-04-14 | 2022-07-22 | 华为技术有限公司 | 内存刷新方法、装置及计算机系统 |
WO2018188083A1 (zh) * | 2017-04-14 | 2018-10-18 | 华为技术有限公司 | 内存刷新技术及计算机系统 |
CN110520929A (zh) * | 2017-04-14 | 2019-11-29 | 华为技术有限公司 | 内存刷新技术及计算机系统 |
US11074958B2 (en) | 2017-04-14 | 2021-07-27 | Huawei Technologies Co., Ltd. | Memory refresh technology and computer system |
US11705180B2 (en) | 2017-04-14 | 2023-07-18 | Huawei Technologies Co., Ltd. | Memory refresh technology and computer system |
CN109273029A (zh) * | 2017-07-17 | 2019-01-25 | 爱思开海力士有限公司 | 存储器系统及其操作方法 |
CN110120238A (zh) * | 2018-02-07 | 2019-08-13 | 晨星半导体股份有限公司 | 控制存储器的电路及相关的方法 |
CN110120238B (zh) * | 2018-02-07 | 2021-07-23 | 联发科技股份有限公司 | 控制存储器的电路及相关的方法 |
CN111796655A (zh) * | 2020-05-13 | 2020-10-20 | 翱捷科技股份有限公司 | Ddr内存控制器自动变频的方法及系统 |
CN111796655B (zh) * | 2020-05-13 | 2021-11-02 | 翱捷科技股份有限公司 | Ddr内存控制器自动变频的方法及系统 |
CN114512159A (zh) * | 2020-11-16 | 2022-05-17 | 珠海全志科技股份有限公司 | Ddr频率的切换方法及装置 |
Also Published As
Publication number | Publication date |
---|---|
CN101620883B (zh) | 2014-07-09 |
WO2011012032A1 (zh) | 2011-02-03 |
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Owner name: WUXI VIMICRO CO., LTD. Free format text: FORMER OWNER: BEIJING ZHONGXING MICROELECTRONICS CO., LTD. Effective date: 20110401 |
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Free format text: CORRECT: ADDRESS; FROM: 100083 16/F, SHINING BUILDING, NO. 35, XUEYUAN ROAD, HAIDIAN DISTRICT, BEIJING TO: 214028 610, NATIONAL INTEGRATED CIRCUIT DESIGN PARK (CHUANGYUAN BUILDING), NO. 21-1, CHANGJIANG ROAD, WUXI NEW DISTRICT, JIANGSU PROVINCE |
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TA01 | Transfer of patent application right |
Effective date of registration: 20110401 Address after: 214028 national integrated circuit design (21-1), Changjiang Road, New District, Jiangsu, Wuxi, China, China (610) Applicant after: Wuxi Vimicro Co., Ltd. Address before: 100083 Haidian District, Xueyuan Road, No. 35, the world building, the second floor of the building on the ground floor, No. 16 Applicant before: Beijing Vimicro Corporation |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20180729 |