CN1213435C - 利用电阻值的变化来存储数据的数据读出容限大的存储装置 - Google Patents
利用电阻值的变化来存储数据的数据读出容限大的存储装置 Download PDFInfo
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- CN1213435C CN1213435C CNB011372885A CN01137288A CN1213435C CN 1213435 C CN1213435 C CN 1213435C CN B011372885 A CNB011372885 A CN B011372885A CN 01137288 A CN01137288 A CN 01137288A CN 1213435 C CN1213435 C CN 1213435C
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Classifications
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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
- G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
- G11C11/14—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using thin-film elements
- G11C11/15—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using thin-film elements using multiple magnetic layers
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Mram Or Spin Memory Techniques (AREA)
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Abstract
Description
Claims (15)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60299/2001 | 2001-03-05 | ||
JP2001060299A JP4712204B2 (ja) | 2001-03-05 | 2001-03-05 | 記憶装置 |
JP60299/01 | 2001-03-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1373479A CN1373479A (zh) | 2002-10-09 |
CN1213435C true CN1213435C (zh) | 2005-08-03 |
Family
ID=18919742
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB011372885A Expired - Fee Related CN1213435C (zh) | 2001-03-05 | 2001-11-02 | 利用电阻值的变化来存储数据的数据读出容限大的存储装置 |
Country Status (6)
Country | Link |
---|---|
US (2) | US6587371B1 (zh) |
JP (1) | JP4712204B2 (zh) |
KR (1) | KR100418160B1 (zh) |
CN (1) | CN1213435C (zh) |
DE (1) | DE10153560A1 (zh) |
TW (1) | TW530301B (zh) |
Families Citing this family (57)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5019681B2 (ja) * | 2001-04-26 | 2012-09-05 | ルネサスエレクトロニクス株式会社 | 薄膜磁性体記憶装置 |
US6791859B2 (en) * | 2001-11-20 | 2004-09-14 | Micron Technology, Inc. | Complementary bit PCRAM sense amplifier and method of operation |
KR100486708B1 (ko) * | 2001-11-24 | 2005-05-03 | 삼성전자주식회사 | 자기 랜덤 액세스 메모리 및 그 작동 방법 |
JP2003196973A (ja) * | 2001-12-21 | 2003-07-11 | Mitsubishi Electric Corp | 薄膜磁性体記憶装置 |
US6897532B1 (en) * | 2002-04-15 | 2005-05-24 | Cypress Semiconductor Corp. | Magnetic tunneling junction configuration and a method for making the same |
WO2003098636A2 (en) * | 2002-05-16 | 2003-11-27 | Micron Technology, Inc. | STACKED 1T-nMEMORY CELL STRUCTURE |
US6940748B2 (en) * | 2002-05-16 | 2005-09-06 | Micron Technology, Inc. | Stacked 1T-nMTJ MRAM structure |
US6781910B2 (en) * | 2002-05-17 | 2004-08-24 | Hewlett-Packard Development Company, L.P. | Small area magnetic memory devices |
JP4084089B2 (ja) * | 2002-05-30 | 2008-04-30 | 株式会社ルネサステクノロジ | 薄膜磁性体記憶装置 |
US6882553B2 (en) * | 2002-08-08 | 2005-04-19 | Micron Technology Inc. | Stacked columnar resistive memory structure and its method of formation and operation |
US7209378B2 (en) * | 2002-08-08 | 2007-04-24 | Micron Technology, Inc. | Columnar 1T-N memory cell structure |
JP3788964B2 (ja) * | 2002-09-10 | 2006-06-21 | 株式会社東芝 | 磁気ランダムアクセスメモリ |
US6678197B1 (en) * | 2002-10-18 | 2004-01-13 | Hewlett-Packard Development Company, L.P. | Systems and methods for reducing the effect of noise while reading data from memory |
JP4632625B2 (ja) * | 2002-11-14 | 2011-02-16 | ルネサスエレクトロニクス株式会社 | 薄膜磁性体記憶装置 |
US6801448B2 (en) * | 2002-11-26 | 2004-10-05 | Sharp Laboratories Of America, Inc. | Common bit/common source line high density 1T1R R-RAM array |
JP4124635B2 (ja) * | 2002-12-05 | 2008-07-23 | シャープ株式会社 | 半導体記憶装置及びメモリセルアレイの消去方法 |
US6784510B1 (en) * | 2003-04-16 | 2004-08-31 | Freescale Semiconductor, Inc. | Magnetoresistive random access memory device structures |
JP4407828B2 (ja) * | 2003-04-21 | 2010-02-03 | 日本電気株式会社 | データの読み出し方法が改善された磁気ランダムアクセスメモリ |
KR100542743B1 (ko) | 2003-04-22 | 2006-01-11 | 삼성전자주식회사 | 자기 랜덤 엑세스 메모리 |
CA2526467C (en) * | 2003-05-20 | 2015-03-03 | Kagutech Ltd. | Digital backplane recursive feedback control |
US6954373B2 (en) * | 2003-06-27 | 2005-10-11 | Hewlett-Packard Development Company, L.P. | Apparatus and method for determining the logic state of a magnetic tunnel junction memory device |
US6842365B1 (en) * | 2003-09-05 | 2005-01-11 | Freescale Semiconductor, Inc. | Write driver for a magnetoresistive memory |
US7369428B2 (en) * | 2003-09-29 | 2008-05-06 | Samsung Electronics Co., Ltd. | Methods of operating a magnetic random access memory device and related devices and structures |
KR100615089B1 (ko) * | 2004-07-14 | 2006-08-23 | 삼성전자주식회사 | 낮은 구동 전류를 갖는 자기 램 |
JP4567963B2 (ja) * | 2003-12-05 | 2010-10-27 | ルネサスエレクトロニクス株式会社 | 半導体集積回路装置 |
KR100527536B1 (ko) * | 2003-12-24 | 2005-11-09 | 주식회사 하이닉스반도체 | 마그네틱 램 |
US7042757B2 (en) * | 2004-03-04 | 2006-05-09 | Hewlett-Packard Development Company, L.P. | 1R1D MRAM block architecture |
WO2005101420A1 (en) * | 2004-04-16 | 2005-10-27 | Matsushita Electric Industrial Co. Ltd. | Thin film memory device having a variable resistance |
JP5107036B2 (ja) * | 2004-07-06 | 2012-12-26 | ケネット・インコーポレーテッド | 電圧ランダムアクセスメモリ(vram) |
KR100669363B1 (ko) | 2004-10-26 | 2007-01-16 | 삼성전자주식회사 | 메모리 장치의 읽기 방법 |
JP2006294182A (ja) * | 2005-04-14 | 2006-10-26 | Renesas Technology Corp | 不揮発性半導体記憶装置 |
JP2006344258A (ja) * | 2005-06-07 | 2006-12-21 | Toshiba Corp | 磁気ランダムアクセスメモリ |
JP4475174B2 (ja) * | 2005-06-09 | 2010-06-09 | ソニー株式会社 | 記憶装置 |
US20070076470A1 (en) * | 2005-09-13 | 2007-04-05 | Northern Lights Semiconductor Corp. | Magnetic Random Access Memory Device and Sensing Method Thereof |
KR20080055879A (ko) * | 2005-10-07 | 2008-06-19 | 코니카 미놀타 옵토 인코포레이티드 | 셀룰로오스 에스테르 필름의 제조 방법, 셀룰로오스에스테르 필름, 편광판 및 액정 표시 장치 |
US8363457B2 (en) * | 2006-02-25 | 2013-01-29 | Avalanche Technology, Inc. | Magnetic memory sensing circuit |
US20080068878A1 (en) * | 2006-09-14 | 2008-03-20 | Thomas Nirschl | Resistive memory having shunted memory cells |
JP5091495B2 (ja) * | 2007-01-31 | 2012-12-05 | 株式会社東芝 | 磁気ランダムアクセスメモリ |
US20090103354A1 (en) * | 2007-10-17 | 2009-04-23 | Qualcomm Incorporated | Ground Level Precharge Bit Line Scheme for Read Operation in Spin Transfer Torque Magnetoresistive Random Access Memory |
JP5091005B2 (ja) * | 2008-05-13 | 2012-12-05 | シャープ株式会社 | 半導体記憶装置および電子機器 |
US8116123B2 (en) * | 2008-06-27 | 2012-02-14 | Seagate Technology Llc | Spin-transfer torque memory non-destructive self-reference read method |
WO2010041632A1 (ja) * | 2008-10-06 | 2010-04-15 | 株式会社日立製作所 | 半導体装置 |
KR20100064715A (ko) | 2008-12-05 | 2010-06-15 | 삼성전자주식회사 | 저항체를 이용한 비휘발성 메모리 장치 |
JP5197477B2 (ja) * | 2009-04-30 | 2013-05-15 | 株式会社東芝 | 半導体記憶装置 |
JP5106513B2 (ja) * | 2009-10-28 | 2012-12-26 | ルネサスエレクトロニクス株式会社 | 薄膜磁性体記憶装置 |
JP5032621B2 (ja) * | 2010-03-18 | 2012-09-26 | 株式会社東芝 | 不揮発性半導体メモリ及びその製造方法 |
JP2012128895A (ja) * | 2010-12-13 | 2012-07-05 | Toshiba Corp | 半導体記憶装置 |
KR20140063759A (ko) * | 2011-09-02 | 2014-05-27 | 휴렛-팩커드 디벨롭먼트 컴퍼니, 엘.피. | 데이터를 저장하기 위한 장치 및 메모리셀을 판독하는 방법 |
JP5293795B2 (ja) * | 2011-11-04 | 2013-09-18 | 株式会社日立製作所 | 半導体装置 |
US8902635B2 (en) | 2011-11-29 | 2014-12-02 | Panasonic Corporation | Variable resistance nonvolatile memory device and method of writing thereby |
KR102026208B1 (ko) * | 2012-12-26 | 2019-09-27 | 에스케이하이닉스 주식회사 | 비휘발성 메모리 장치 |
KR102189684B1 (ko) | 2013-12-05 | 2020-12-11 | 삼성전자주식회사 | 반도체 메모리 장치의 동작 방법 |
TWI688951B (zh) * | 2014-10-30 | 2020-03-21 | 日商索尼半導體解決方案公司 | 非揮發性記憶體裝置 |
US9495627B1 (en) * | 2015-12-15 | 2016-11-15 | International Business Machines Corporation | Magnetic tunnel junction based chip identification |
KR101907028B1 (ko) * | 2016-07-06 | 2018-10-11 | 주식회사 유엑스팩토리 | 아날로그 디지털 인터페이스 sram 구조 |
US11017845B2 (en) | 2019-09-11 | 2021-05-25 | Sigmasense, Llc. | RAM cell processing circuit for concurrency of refresh and read |
CN111508549B (zh) * | 2020-04-21 | 2022-06-24 | 浙江驰拓科技有限公司 | 一种sot-mram的测试结构及其测试方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5640343A (en) | 1996-03-18 | 1997-06-17 | International Business Machines Corporation | Magnetic memory array using magnetic tunnel junction devices in the memory cells |
US5650958A (en) | 1996-03-18 | 1997-07-22 | International Business Machines Corporation | Magnetic tunnel junctions with controlled magnetic response |
US5835314A (en) | 1996-04-17 | 1998-11-10 | Massachusetts Institute Of Technology | Tunnel junction device for storage and switching of signals |
US5734605A (en) | 1996-09-10 | 1998-03-31 | Motorola, Inc. | Multi-layer magnetic tunneling junction memory cells |
US6097625A (en) * | 1998-07-16 | 2000-08-01 | International Business Machines Corporation | Magnetic random access memory (MRAM) array with magnetic tunnel junction (MTJ) cells and remote diodes |
US6111781A (en) * | 1998-08-03 | 2000-08-29 | Motorola, Inc. | Magnetic random access memory array divided into a plurality of memory banks |
DE19914488C1 (de) * | 1999-03-30 | 2000-05-31 | Siemens Ag | Vorrichtung zur Bewertung der Zellenwiderstände in einem magnetoresistiven Speicher |
US6269018B1 (en) * | 2000-04-13 | 2001-07-31 | International Business Machines Corporation | Magnetic random access memory using current through MTJ write mechanism |
JP4020573B2 (ja) * | 2000-07-27 | 2007-12-12 | 富士通株式会社 | 磁性メモリデバイス、および磁性メモリデバイスにおけるデータ読み出し方法 |
JP2002170377A (ja) * | 2000-09-22 | 2002-06-14 | Mitsubishi Electric Corp | 薄膜磁性体記憶装置 |
US7035138B2 (en) * | 2000-09-27 | 2006-04-25 | Canon Kabushiki Kaisha | Magnetic random access memory having perpendicular magnetic films switched by magnetic fields from a plurality of directions |
-
2001
- 2001-03-05 JP JP2001060299A patent/JP4712204B2/ja not_active Expired - Fee Related
- 2001-09-04 US US09/944,346 patent/US6587371B1/en not_active Expired - Lifetime
- 2001-10-22 TW TW090126030A patent/TW530301B/zh not_active IP Right Cessation
- 2001-10-30 DE DE10153560A patent/DE10153560A1/de not_active Ceased
- 2001-11-02 CN CNB011372885A patent/CN1213435C/zh not_active Expired - Fee Related
- 2001-11-03 KR KR10-2001-0068366A patent/KR100418160B1/ko not_active IP Right Cessation
-
2003
- 2003-05-29 US US10/446,872 patent/US6680862B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2002260378A (ja) | 2002-09-13 |
TW530301B (en) | 2003-05-01 |
US20030202407A1 (en) | 2003-10-30 |
DE10153560A1 (de) | 2002-09-19 |
KR100418160B1 (ko) | 2004-02-11 |
US6680862B2 (en) | 2004-01-20 |
US6587371B1 (en) | 2003-07-01 |
CN1373479A (zh) | 2002-10-09 |
KR20020071438A (ko) | 2002-09-12 |
JP4712204B2 (ja) | 2011-06-29 |
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