GB2111263B - Memory refreshing - Google Patents

Memory refreshing

Info

Publication number
GB2111263B
GB2111263B GB08219244A GB8219244A GB2111263B GB 2111263 B GB2111263 B GB 2111263B GB 08219244 A GB08219244 A GB 08219244A GB 8219244 A GB8219244 A GB 8219244A GB 2111263 B GB2111263 B GB 2111263B
Authority
GB
United Kingdom
Prior art keywords
memory refreshing
refreshing
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
Application number
GB08219244A
Other versions
GB2111263A (en
Inventor
Charles T Retter
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.)
EMC Corp
Original Assignee
Data General Corp
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
Priority claimed from US05/967,041 external-priority patent/US4330823A/en
Application filed by Data General Corp filed Critical Data General Corp
Publication of GB2111263A publication Critical patent/GB2111263A/en
Application granted granted Critical
Publication of GB2111263B publication Critical patent/GB2111263B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/30—Means for acting in the event of power-supply failure or interruption, e.g. power-supply fluctuations
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/32—Address formation of the next instruction, e.g. by incrementing the instruction counter

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Hardware Design (AREA)
  • Dram (AREA)
GB08219244A 1978-12-06 1982-07-02 Memory refreshing Expired GB2111263B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/967,041 US4330823A (en) 1978-12-06 1978-12-06 High speed compact digital computer system with segmentally stored microinstructions
GB7937726A GB2037035B (en) 1978-12-06 1979-10-31 High speed digital computer system

Publications (2)

Publication Number Publication Date
GB2111263A GB2111263A (en) 1983-06-29
GB2111263B true GB2111263B (en) 1983-12-21

Family

ID=26273400

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08219244A Expired GB2111263B (en) 1978-12-06 1982-07-02 Memory refreshing

Country Status (1)

Country Link
GB (1) GB2111263B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8611794D0 (en) * 1986-05-14 1986-06-25 Gen Electric Co Plc Microprocessor back-up system

Also Published As

Publication number Publication date
GB2111263A (en) 1983-06-29

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Legal Events

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

Effective date: 19941031