CN1226749C - 半导体存储器及其存取方法 - Google Patents
半导体存储器及其存取方法 Download PDFInfo
- Publication number
- CN1226749C CN1226749C CNB011257261A CN01125726A CN1226749C CN 1226749 C CN1226749 C CN 1226749C CN B011257261 A CNB011257261 A CN B011257261A CN 01125726 A CN01125726 A CN 01125726A CN 1226749 C CN1226749 C CN 1226749C
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- Prior art keywords
- data
- write
- odd even
- subarray
- memory
- 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.)
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 95
- 238000000034 method Methods 0.000 title claims description 20
- 230000015654 memory Effects 0.000 claims abstract description 144
- 238000003860 storage Methods 0.000 claims description 38
- 230000008569 process Effects 0.000 claims description 3
- 230000014759 maintenance of location Effects 0.000 claims 4
- 230000001052 transient effect Effects 0.000 claims 2
- 230000005540 biological transmission Effects 0.000 description 22
- 230000004913 activation Effects 0.000 description 14
- 238000010586 diagram Methods 0.000 description 13
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 10
- 238000009825 accumulation Methods 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 230000003213 activating effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008676 import Effects 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 241000406668 Loxodonta cyclotis Species 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/10—Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers
- G11C7/1006—Data managing, e.g. manipulating data before writing or reading out, data bus switches or control circuits therefor
-
- 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
- G11C11/4063—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
-
- 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
- G11C11/409—Read-write [R-W] circuits
- G11C11/4096—Input/output [I/O] data management or control circuits, e.g. reading or writing circuits, I/O drivers or bit-line switches
-
- 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
- G11C11/409—Read-write [R-W] circuits
- G11C11/4097—Bit-line organisation, e.g. bit-line layout, folded bit lines
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C2211/00—Indexing scheme relating to digital stores characterized by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C2211/401—Indexing scheme relating to cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C2211/406—Refreshing of dynamic cells
- G11C2211/4062—Parity or ECC in refresh operations
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Databases & Information Systems (AREA)
- Dram (AREA)
- Memory System (AREA)
- For Increasing The Reliability Of Semiconductor Memories (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000368423A JP3938842B2 (ja) | 2000-12-04 | 2000-12-04 | 半導体記憶装置 |
JP368423/2000 | 2000-12-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1357891A CN1357891A (zh) | 2002-07-10 |
CN1226749C true CN1226749C (zh) | 2005-11-09 |
Family
ID=18838663
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB011257261A Expired - Fee Related CN1226749C (zh) | 2000-12-04 | 2001-08-23 | 半导体存储器及其存取方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6421292B1 (zh) |
EP (1) | EP1215678A3 (zh) |
JP (1) | JP3938842B2 (zh) |
KR (1) | KR100664477B1 (zh) |
CN (1) | CN1226749C (zh) |
TW (1) | TW512343B (zh) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6426893B1 (en) * | 2000-02-17 | 2002-07-30 | Sandisk Corporation | Flash eeprom system with simultaneous multiple data sector programming and storage of physical block characteristics in other designated blocks |
JP4712214B2 (ja) * | 2001-04-09 | 2011-06-29 | 富士通セミコンダクター株式会社 | 半導体メモリの動作制御方法および半導体メモリ |
JP4782302B2 (ja) * | 2001-04-18 | 2011-09-28 | 富士通セミコンダクター株式会社 | 半導体記憶装置 |
JP3860436B2 (ja) * | 2001-07-09 | 2006-12-20 | 富士通株式会社 | 半導体記憶装置 |
JP4768163B2 (ja) * | 2001-08-03 | 2011-09-07 | 富士通セミコンダクター株式会社 | 半導体メモリ |
KR100481820B1 (ko) * | 2002-09-26 | 2005-04-11 | (주)실리콘세븐 | 패러티로서 비유효한 출력 데이터를 보정하는 에스램 호한메모리와 그 구동방법 |
JP4664208B2 (ja) * | 2003-08-18 | 2011-04-06 | 富士通セミコンダクター株式会社 | 半導体メモリおよび半導体メモリの動作方法 |
CN100433195C (zh) * | 2003-12-31 | 2008-11-12 | 深圳市朗科科技股份有限公司 | 闪存介质数据写入方法 |
JP4093197B2 (ja) * | 2004-03-23 | 2008-06-04 | セイコーエプソン株式会社 | 表示ドライバ及び電子機器 |
JP4713143B2 (ja) * | 2004-12-15 | 2011-06-29 | 富士通セミコンダクター株式会社 | 半導体記憶装置 |
JP4273087B2 (ja) * | 2005-02-08 | 2009-06-03 | エルピーダメモリ株式会社 | 半導体記憶装置およびその書込み方法 |
JP4753637B2 (ja) * | 2005-06-23 | 2011-08-24 | パトレネラ キャピタル リミテッド, エルエルシー | メモリ |
JP4362573B2 (ja) * | 2005-07-28 | 2009-11-11 | パトレネラ キャピタル リミテッド, エルエルシー | メモリ |
US7385855B2 (en) * | 2005-12-26 | 2008-06-10 | Ememory Technology Inc. | Nonvolatile memory device having self reprogramming function |
US8161356B2 (en) * | 2008-03-28 | 2012-04-17 | Intel Corporation | Systems, methods, and apparatuses to save memory self-refresh power |
WO2010150054A1 (en) * | 2009-06-25 | 2010-12-29 | St-Ericsson (Grenoble) Sas | Autonomous control of a memory. |
JP5430484B2 (ja) | 2010-04-15 | 2014-02-26 | ルネサスエレクトロニクス株式会社 | 半導体記憶装置、及びその制御方法 |
US9003153B2 (en) * | 2010-11-08 | 2015-04-07 | Greenliant Llc | Method of storing blocks of data in a plurality of memory devices in a redundant manner, a memory controller and a memory system |
US10380024B2 (en) * | 2017-12-05 | 2019-08-13 | Nanya Technology Corporation | DRAM and method of operating the same in an hierarchical memory system |
US10503670B2 (en) * | 2017-12-21 | 2019-12-10 | Advanced Micro Devices, Inc. | Dynamic per-bank and all-bank refresh |
KR20190086936A (ko) | 2018-01-15 | 2019-07-24 | 삼성전자주식회사 | 메모리 장치 |
US11681465B2 (en) | 2020-06-12 | 2023-06-20 | Advanced Micro Devices, Inc. | Dynamic multi-bank memory command coalescing |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0612613B2 (ja) * | 1986-03-18 | 1994-02-16 | 富士通株式会社 | 半導体記憶装置 |
US4989180A (en) * | 1989-03-10 | 1991-01-29 | Board Of Regents, The University Of Texas System | Dynamic memory with logic-in-refresh |
US5469555A (en) * | 1991-12-19 | 1995-11-21 | Opti, Inc. | Adaptive write-back method and apparatus wherein the cache system operates in a combination of write-back and write-through modes for a cache-based microprocessor system |
US6108229A (en) * | 1996-05-24 | 2000-08-22 | Shau; Jeng-Jye | High performance embedded semiconductor memory device with multiple dimension first-level bit-lines |
US5999474A (en) | 1998-10-01 | 1999-12-07 | Monolithic System Tech Inc | Method and apparatus for complete hiding of the refresh of a semiconductor memory |
US6075740A (en) * | 1998-10-27 | 2000-06-13 | Monolithic System Technology, Inc. | Method and apparatus for increasing the time available for refresh for 1-t SRAM compatible devices |
-
2000
- 2000-12-04 JP JP2000368423A patent/JP3938842B2/ja not_active Expired - Fee Related
-
2001
- 2001-06-27 TW TW90115578A patent/TW512343B/zh not_active IP Right Cessation
- 2001-06-28 US US09/892,748 patent/US6421292B1/en not_active Expired - Lifetime
- 2001-06-29 KR KR20010038290A patent/KR100664477B1/ko not_active IP Right Cessation
- 2001-07-09 EP EP20010305891 patent/EP1215678A3/en not_active Withdrawn
- 2001-08-23 CN CNB011257261A patent/CN1226749C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2002170384A (ja) | 2002-06-14 |
CN1357891A (zh) | 2002-07-10 |
US6421292B1 (en) | 2002-07-16 |
US20020067649A1 (en) | 2002-06-06 |
KR20020044045A (ko) | 2002-06-14 |
EP1215678A3 (en) | 2004-01-21 |
EP1215678A2 (en) | 2002-06-19 |
TW512343B (en) | 2002-12-01 |
JP3938842B2 (ja) | 2007-06-27 |
KR100664477B1 (ko) | 2007-01-04 |
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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 | ||
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 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. |
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ASS | Succession or assignment of patent right |
Owner name: SUOSI FUTURE CO., LTD. Free format text: FORMER OWNER: FUJITSU SEMICONDUCTOR CO., LTD. Effective date: 20150525 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150525 Address after: Kanagawa Patentee after: SOCIONEXT Inc. Address before: Kanagawa Patentee before: FUJITSU MICROELECTRONICS Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051109 Termination date: 20160823 |
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CF01 | Termination of patent right due to non-payment of annual fee |