CN1716442A - 存储器设备 - Google Patents
存储器设备 Download PDFInfo
- Publication number
- CN1716442A CN1716442A CN200410091683.2A CN200410091683A CN1716442A CN 1716442 A CN1716442 A CN 1716442A CN 200410091683 A CN200410091683 A CN 200410091683A CN 1716442 A CN1716442 A CN 1716442A
- Authority
- CN
- China
- Prior art keywords
- refresh
- signal
- command
- write
- memory devices
- 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
- 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
- G11C11/406—Management or control of the refreshing or charge-regeneration cycles
- G11C11/40603—Arbitration, priority and concurrent access to memory cells for read/write or refresh operations
-
- 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
- G11C11/406—Management or control of the refreshing or charge-regeneration cycles
-
- 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
- G11C11/406—Management or control of the refreshing or charge-regeneration cycles
- G11C11/40615—Internal triggering or timing of refresh, e.g. hidden refresh, self refresh, pseudo-SRAMs
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Dram (AREA)
Abstract
Description
Claims (14)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004191397A JP2006012357A (ja) | 2004-06-29 | 2004-06-29 | メモリ装置 |
JP191397/2004 | 2004-06-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1716442A true CN1716442A (zh) | 2006-01-04 |
CN1716442B CN1716442B (zh) | 2011-04-06 |
Family
ID=35505513
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200410091683.2A Expired - Fee Related CN1716442B (zh) | 2004-06-29 | 2004-11-30 | 改进了刷新操作的存储器设备 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7061819B2 (zh) |
JP (1) | JP2006012357A (zh) |
CN (1) | CN1716442B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109961814A (zh) * | 2017-12-22 | 2019-07-02 | 南亚科技股份有限公司 | 动态随机存取存储器及其操作方法 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102295058B1 (ko) * | 2015-08-19 | 2021-08-31 | 삼성전자주식회사 | 반도체 메모리 시스템 및 반도체 메모리 장치 및 반도체 메모리 장치의 동작방법 |
US11152054B2 (en) * | 2019-08-28 | 2021-10-19 | Micron Technology, Inc. | Apparatuses and methods for performing background operations in memory using sensing circuitry |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4317169A (en) * | 1979-02-14 | 1982-02-23 | Honeywell Information Systems Inc. | Data processing system having centralized memory refresh |
JP3225531B2 (ja) * | 1990-05-15 | 2001-11-05 | セイコーエプソン株式会社 | メモリカード |
EP0457310B1 (en) * | 1990-05-15 | 1998-01-07 | Seiko Epson Corporation | Memory card |
JP2001118383A (ja) | 1999-10-20 | 2001-04-27 | Fujitsu Ltd | リフレッシュを自動で行うダイナミックメモリ回路 |
US6275437B1 (en) * | 2000-06-30 | 2001-08-14 | Samsung Electronics Co., Ltd. | Refresh-type memory with zero write recovery time and no maximum cycle time |
US6430073B1 (en) * | 2000-12-06 | 2002-08-06 | International Business Machines Corporation | Dram CAM cell with hidden refresh |
JP4597470B2 (ja) * | 2002-07-25 | 2010-12-15 | 富士通セミコンダクター株式会社 | 半導体メモリ |
JP4143368B2 (ja) * | 2002-09-04 | 2008-09-03 | エルピーダメモリ株式会社 | 半導体記憶装置 |
-
2004
- 2004-06-29 JP JP2004191397A patent/JP2006012357A/ja active Pending
- 2004-11-24 US US10/995,396 patent/US7061819B2/en not_active Expired - Fee Related
- 2004-11-30 CN CN200410091683.2A patent/CN1716442B/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109961814A (zh) * | 2017-12-22 | 2019-07-02 | 南亚科技股份有限公司 | 动态随机存取存储器及其操作方法 |
CN109961814B (zh) * | 2017-12-22 | 2021-01-08 | 南亚科技股份有限公司 | 动态随机存取存储器及其操作方法 |
Also Published As
Publication number | Publication date |
---|---|
US7061819B2 (en) | 2006-06-13 |
JP2006012357A (ja) | 2006-01-12 |
US20050286329A1 (en) | 2005-12-29 |
CN1716442B (zh) | 2011-04-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: FUJITSU MICROELECTRONICS CO., LTD. Free format text: FORMER OWNER: FUJITSU LIMITED Effective date: 20081024 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20081024 Address after: Tokyo, Japan, Japan Applicant after: Fujitsu Microelectronics Ltd. Address before: Kanagawa Applicant before: Fujitsu Ltd. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SUOSI FUTURE CO., LTD. Free format text: FORMER OWNER: FUJITSU SEMICONDUCTOR CO., LTD. Effective date: 20150512 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150512 Address after: Kanagawa Patentee after: Co., Ltd. Suo Si future Address before: Kanagawa Patentee before: Fujitsu Semiconductor Co., Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110406 Termination date: 20171130 |
|
CF01 | Termination of patent right due to non-payment of annual fee |