GB2430318B - Memory access - Google Patents

Memory access

Info

Publication number
GB2430318B
GB2430318B GB0516003A GB0516003A GB2430318B GB 2430318 B GB2430318 B GB 2430318B GB 0516003 A GB0516003 A GB 0516003A GB 0516003 A GB0516003 A GB 0516003A GB 2430318 B GB2430318 B GB 2430318B
Authority
GB
United Kingdom
Prior art keywords
memory access
access
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.)
Expired - Fee Related
Application number
GB0516003A
Other versions
GB0516003D0 (en
GB2430318A (en
GB2430318A8 (en
Inventor
Russell Paul Cowburn
Daniel Anthony Allwood
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.)
Ingenia Technology Ltd
Original Assignee
Ingenia Technology Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ingenia Technology Ltd filed Critical Ingenia Technology Ltd
Priority to GB0712504A priority Critical patent/GB2436490B/en
Priority to GB0516003A priority patent/GB2430318B/en
Publication of GB0516003D0 publication Critical patent/GB0516003D0/en
Priority to JP2008524572A priority patent/JP2009503883A/en
Priority to RU2008107998/09A priority patent/RU2008107998A/en
Priority to PCT/GB2006/002676 priority patent/WO2007015055A1/en
Priority to EP06765011A priority patent/EP1913598A1/en
Priority to KR1020087005285A priority patent/KR20080058332A/en
Priority to CNA2006800353488A priority patent/CN101273412A/en
Priority to TW095127172A priority patent/TW200721157A/en
Priority to US11/462,304 priority patent/US7554835B2/en
Publication of GB2430318A publication Critical patent/GB2430318A/en
Publication of GB2430318A8 publication Critical patent/GB2430318A8/en
Application granted granted Critical
Publication of GB2430318B publication Critical patent/GB2430318B/en
Priority to IL189207A priority patent/IL189207A0/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/02—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using elements whose operation depends upon chemical change
    • 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
    • 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
    • G11C19/0875—Organisation of a plurality of magnetic shift registers
    • G11C19/0883—Means for switching magnetic domains from one path into another path, i.e. transfer switches, swap gates or decoders
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/16—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using saturable magnetic devices
    • H03K19/168—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using saturable magnetic devices using thin-film devices

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Hall/Mr Elements (AREA)
  • Mram Or Spin Memory Techniques (AREA)
GB0516003A 2005-08-03 2005-08-03 Memory access Expired - Fee Related GB2430318B (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
GB0712504A GB2436490B (en) 2005-08-03 2005-08-03 Memory access
GB0516003A GB2430318B (en) 2005-08-03 2005-08-03 Memory access
KR1020087005285A KR20080058332A (en) 2005-08-03 2006-07-19 Memory access
RU2008107998/09A RU2008107998A (en) 2005-08-03 2006-07-19 ACCESS TO MEMORY
PCT/GB2006/002676 WO2007015055A1 (en) 2005-08-03 2006-07-19 Memory access
EP06765011A EP1913598A1 (en) 2005-08-03 2006-07-19 Memory access
JP2008524572A JP2009503883A (en) 2005-08-03 2006-07-19 Memory access
CNA2006800353488A CN101273412A (en) 2005-08-03 2006-07-19 Memory access
TW095127172A TW200721157A (en) 2005-08-03 2006-07-25 Memory access
US11/462,304 US7554835B2 (en) 2005-08-03 2006-08-03 Memory access
IL189207A IL189207A0 (en) 2005-08-03 2008-02-03 Memory access

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0516003A GB2430318B (en) 2005-08-03 2005-08-03 Memory access

Publications (4)

Publication Number Publication Date
GB0516003D0 GB0516003D0 (en) 2005-09-07
GB2430318A GB2430318A (en) 2007-03-21
GB2430318A8 GB2430318A8 (en) 2007-03-23
GB2430318B true GB2430318B (en) 2007-08-22

Family

ID=34984048

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0516003A Expired - Fee Related GB2430318B (en) 2005-08-03 2005-08-03 Memory access

Country Status (2)

Country Link
CN (1) CN101273412A (en)
GB (1) GB2430318B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8467221B2 (en) * 2010-07-09 2013-06-18 International Business Machines Corporation Magnetic spin shift register memory

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2403080A (en) * 2000-11-17 2004-12-22 Eastgate Invest Ltd Data storage device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2403080A (en) * 2000-11-17 2004-12-22 Eastgate Invest Ltd Data storage device

Also Published As

Publication number Publication date
GB0516003D0 (en) 2005-09-07
GB2430318A (en) 2007-03-21
GB2430318A8 (en) 2007-03-23
CN101273412A (en) 2008-09-24

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20110803