GB2449094B - Data storage device and method - Google Patents
Data storage device and methodInfo
- Publication number
- GB2449094B GB2449094B GB0708957A GB0708957A GB2449094B GB 2449094 B GB2449094 B GB 2449094B GB 0708957 A GB0708957 A GB 0708957A GB 0708957 A GB0708957 A GB 0708957A GB 2449094 B GB2449094 B GB 2449094B
- Authority
- GB
- United Kingdom
- Prior art keywords
- storage device
- data storage
- data
- storage
- 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.)
- Expired - Fee Related
Links
- 238000013500 data storage Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
- G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
- G11C19/08—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure
- G11C19/0808—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure using magnetic domain propagation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
-
- 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
- G11C11/1673—Reading or sensing circuits or methods
-
- 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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
- G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
- G11C19/08—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure
- G11C19/0808—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure using magnetic domain propagation
- G11C19/0816—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure using magnetic domain propagation using a rotating or alternating coplanar magnetic field
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
- G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
- G11C19/08—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure
- G11C19/0858—Generating, replicating or annihilating magnetic domains (also comprising different types of magnetic domains, e.g. "Hard Bubbles")
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Chemical & Material Sciences (AREA)
- Nanotechnology (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mram Or Spin Memory Techniques (AREA)
- Hall/Mr Elements (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0708957A GB2449094B (en) | 2007-05-09 | 2007-05-09 | Data storage device and method |
JP2010506986A JP2010528455A (en) | 2007-05-09 | 2008-03-31 | Data storage device and data storage method |
EP08718936A EP2153445A1 (en) | 2007-05-09 | 2008-03-31 | Data storage device and method |
PCT/GB2008/001116 WO2008139131A1 (en) | 2007-05-09 | 2008-03-31 | Data storage device and method |
CN200880015220A CN101681680A (en) | 2007-05-09 | 2008-03-31 | Data storage device and method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0708957A GB2449094B (en) | 2007-05-09 | 2007-05-09 | Data storage device and method |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0708957D0 GB0708957D0 (en) | 2007-06-20 |
GB2449094A GB2449094A (en) | 2008-11-12 |
GB2449094B true GB2449094B (en) | 2009-08-05 |
Family
ID=38219135
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0708957A Expired - Fee Related GB2449094B (en) | 2007-05-09 | 2007-05-09 | Data storage device and method |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP2010528455A (en) |
GB (1) | GB2449094B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB201117446D0 (en) | 2011-10-10 | 2011-11-23 | Univ York | Method of pinning domain walls in a nanowire magnetic memory device |
US8923039B2 (en) | 2012-11-06 | 2014-12-30 | International Business Machines Corporation | Multiple bit nonvolatile memory based on current induced domain wall motion in a nanowire magnetic tunnel junction |
US8772889B2 (en) | 2012-11-20 | 2014-07-08 | International Business Machines Corporation | Magnetic domain wall shift register memory device readout |
JP6397237B2 (en) * | 2014-07-07 | 2018-09-26 | 日本放送協会 | Magnetic recording medium device, magnetic recording / reproducing method, spatial light modulator, and pixel driving method thereof |
JP6523934B2 (en) * | 2015-12-04 | 2019-06-05 | 日本放送協会 | Magnetic recording medium and magnetic recording medium device |
JP7344550B2 (en) * | 2018-12-19 | 2023-09-14 | ユニチカ株式会社 | Method for producing iron-nickel nanowires |
CN110071213B (en) * | 2019-04-08 | 2023-06-02 | 三峡大学 | Logic device based on magnetic domain wall pinning and unpin behaviors |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1435074A (en) * | 1973-03-26 | 1976-05-12 | Ibm | Domain wall information storage |
GB1507566A (en) * | 1974-08-08 | 1978-04-19 | Basf Ag | Magnetic thin film storage device |
-
2007
- 2007-05-09 GB GB0708957A patent/GB2449094B/en not_active Expired - Fee Related
-
2008
- 2008-03-31 JP JP2010506986A patent/JP2010528455A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1435074A (en) * | 1973-03-26 | 1976-05-12 | Ibm | Domain wall information storage |
GB1507566A (en) * | 1974-08-08 | 1978-04-19 | Basf Ag | Magnetic thin film storage device |
Non-Patent Citations (2)
Title |
---|
"Control of domain wall pinning by a switchable magnetic gate" Hara M, Shibata J, Kimura T, Otani Y. Applied Physics Letters, Volume 89, 192504 (2006) * |
"Magnetic Domain Studies of Permalloy Wire-Based Structures with Junctions" Hirohata A, Yao CC, Leung HT, Xu YU, Guertler CM and Bland JAC. IEEE Transactions on Magnetics, Vol 36, No 5. Spetember 2000 * |
Also Published As
Publication number | Publication date |
---|---|
GB0708957D0 (en) | 2007-06-20 |
GB2449094A (en) | 2008-11-12 |
JP2010528455A (en) | 2010-08-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20110509 |