JP5742142B2 - 記憶素子、メモリ装置 - Google Patents

記憶素子、メモリ装置 Download PDF

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Publication number
JP5742142B2
JP5742142B2 JP2010200984A JP2010200984A JP5742142B2 JP 5742142 B2 JP5742142 B2 JP 5742142B2 JP 2010200984 A JP2010200984 A JP 2010200984A JP 2010200984 A JP2010200984 A JP 2010200984A JP 5742142 B2 JP5742142 B2 JP 5742142B2
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JP
Japan
Prior art keywords
layer
magnetization
film
storage
memory
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Expired - Fee Related
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JP2010200984A
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English (en)
Japanese (ja)
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JP2012059879A (ja
JP2012059879A5 (enExample
Inventor
肥後　豊
豊 肥後
細見　政功
政功 細見
大森　広之
広之 大森
別所　和宏
和宏 別所
一陽 山根
一陽 山根
裕行 内田
裕行 内田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
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Publication date
Application filed by Sony Corp filed Critical Sony Corp
Priority to JP2010200984A priority Critical patent/JP5742142B2/ja
Priority to US13/216,453 priority patent/US8445980B2/en
Priority to CN201110255439.5A priority patent/CN102403024B/zh
Publication of JP2012059879A publication Critical patent/JP2012059879A/ja
Publication of JP2012059879A5 publication Critical patent/JP2012059879A5/ja
Application granted granted Critical
Publication of JP5742142B2 publication Critical patent/JP5742142B2/ja
Expired - Fee Related legal-status Critical Current
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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
    • G11C11/16—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using elements in which the storage effect is based on magnetic spin effect
    • 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
    • G11C11/16—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using elements in which the storage effect is based on magnetic spin effect
    • G11C11/161—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using elements in which the storage effect is based on magnetic spin effect details concerning the memory cell structure, e.g. the layers of the ferromagnetic memory cell
    • 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
    • G11C11/16—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using elements in which the storage effect is based on magnetic spin effect
    • G11C11/165—Auxiliary circuits
    • G11C11/1675—Writing or programming circuits or methods

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mram Or Spin Memory Techniques (AREA)
  • Hall/Mr Elements (AREA)
JP2010200984A 2010-09-08 2010-09-08 記憶素子、メモリ装置 Expired - Fee Related JP5742142B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2010200984A JP5742142B2 (ja) 2010-09-08 2010-09-08 記憶素子、メモリ装置
US13/216,453 US8445980B2 (en) 2010-09-08 2011-08-24 Memory element and memory device
CN201110255439.5A CN102403024B (zh) 2010-09-08 2011-08-31 存储元件和存储装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010200984A JP5742142B2 (ja) 2010-09-08 2010-09-08 記憶素子、メモリ装置

Publications (3)

Publication Number Publication Date
JP2012059879A JP2012059879A (ja) 2012-03-22
JP2012059879A5 JP2012059879A5 (enExample) 2013-09-12
JP5742142B2 true JP5742142B2 (ja) 2015-07-01

Family

ID=45770087

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010200984A Expired - Fee Related JP5742142B2 (ja) 2010-09-08 2010-09-08 記憶素子、メモリ装置

Country Status (3)

Country Link
US (1) US8445980B2 (enExample)
JP (1) JP5742142B2 (enExample)
CN (1) CN102403024B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2405504B1 (en) * 2009-03-04 2014-12-17 Hitachi, Ltd. Magnetic memory
JP5786341B2 (ja) * 2010-09-06 2015-09-30 ソニー株式会社 記憶素子、メモリ装置
JP2012064623A (ja) * 2010-09-14 2012-03-29 Sony Corp 記憶素子、メモリ装置
JP5982794B2 (ja) * 2011-11-30 2016-08-31 ソニー株式会社 記憶素子、記憶装置
CN108008326B (zh) * 2016-10-31 2020-11-24 南京大学 一种调控mram材料阻尼因子的方法

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6130814A (en) 1998-07-28 2000-10-10 International Business Machines Corporation Current-induced magnetic switching device and memory including the same
FR2817999B1 (fr) * 2000-12-07 2003-01-10 Commissariat Energie Atomique Dispositif magnetique a polarisation de spin et a empilement(s) tri-couche(s) et memoire utilisant ce dispositif
JP2003017782A (ja) 2001-07-04 2003-01-17 Rikogaku Shinkokai キャリヤスピン注入磁化反転型磁気抵抗効果膜と該膜を用いた不揮発性メモリー素子及び該素子を用いたメモリー装置
JP4100025B2 (ja) * 2002-04-09 2008-06-11 ソニー株式会社 磁気抵抗効果素子及び磁気メモリ装置
US7242045B2 (en) 2004-02-19 2007-07-10 Grandis, Inc. Spin transfer magnetic element having low saturation magnetization free layers
JP2007299880A (ja) * 2006-04-28 2007-11-15 Toshiba Corp 磁気抵抗効果素子，および磁気抵抗効果素子の製造方法
US7848059B2 (en) * 2006-09-29 2010-12-07 Kabushiki Kaisha Toshiba Magnetoresistive effect device and magnetic random access memory using the same
JP2008109118A (ja) * 2006-09-29 2008-05-08 Toshiba Corp 磁気抵抗効果素子およびそれを用いた磁気ランダムアクセスメモリ
JP4682998B2 (ja) * 2007-03-15 2011-05-11 ソニー株式会社 記憶素子及びメモリ
JP2008263031A (ja) * 2007-04-11 2008-10-30 Toshiba Corp 磁気抵抗効果素子とその製造方法、磁気抵抗効果素子を備えた磁気記憶装置とその製造方法
JP4538614B2 (ja) * 2007-10-12 2010-09-08 株式会社東芝 磁気抵抗効果素子の設計方法及び磁気ランダムアクセスメモリの設計方法
JP4640489B2 (ja) * 2008-10-20 2011-03-02 ソニー株式会社 情報記憶素子、及び、情報記憶素子における情報書込み・読出し方法
JP4945606B2 (ja) * 2009-07-24 2012-06-06 株式会社東芝 磁気抵抗効果素子，および磁気抵抗効果素子の製造方法
JP5725735B2 (ja) * 2010-06-04 2015-05-27 株式会社日立製作所 磁気抵抗効果素子及び磁気メモリ
US8324697B2 (en) * 2010-06-15 2012-12-04 International Business Machines Corporation Seed layer and free magnetic layer for perpendicular anisotropy in a spin-torque magnetic random access memory
JP5577965B2 (ja) * 2010-09-02 2014-08-27 ソニー株式会社 半導体装置、および、その製造方法、電子機器
JP2012054439A (ja) * 2010-09-02 2012-03-15 Sony Corp 記憶素子及び記憶装置
JP5786341B2 (ja) * 2010-09-06 2015-09-30 ソニー株式会社 記憶素子、メモリ装置
JP2012059906A (ja) * 2010-09-09 2012-03-22 Sony Corp 記憶素子、メモリ装置

Also Published As

Publication number Publication date
US8445980B2 (en) 2013-05-21
JP2012059879A (ja) 2012-03-22
US20120056284A1 (en) 2012-03-08
CN102403024A (zh) 2012-04-04
CN102403024B (zh) 2018-05-01

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