AU6741290A - Method of refreshing memory devices - Google Patents

Method of refreshing memory devices

Info

Publication number
AU6741290A
AU6741290A AU67412/90A AU6741290A AU6741290A AU 6741290 A AU6741290 A AU 6741290A AU 67412/90 A AU67412/90 A AU 67412/90A AU 6741290 A AU6741290 A AU 6741290A AU 6741290 A AU6741290 A AU 6741290A
Authority
AU
Australia
Prior art keywords
memory devices
refreshing memory
refreshing
devices
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.)
Abandoned
Application number
AU67412/90A
Inventor
Martin Jackson
David Wheeler
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.)
ACTIVE BOOK Co Ltd
Original Assignee
ACTIVE BOOK CO 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 ACTIVE BOOK CO Ltd filed Critical ACTIVE BOOK CO Ltd
Publication of AU6741290A publication Critical patent/AU6741290A/en
Abandoned 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
    • G11C11/40626—Temperature related aspects of refresh operations
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Hardware Design (AREA)
  • Dram (AREA)
AU67412/90A 1989-11-18 1990-11-14 Method of refreshing memory devices Abandoned AU6741290A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8926119A GB2239539B (en) 1989-11-18 1989-11-18 Method of refreshing memory devices
GB8926119 1989-11-18

Publications (1)

Publication Number Publication Date
AU6741290A true AU6741290A (en) 1991-06-13

Family

ID=10666541

Family Applications (1)

Application Number Title Priority Date Filing Date
AU67412/90A Abandoned AU6741290A (en) 1989-11-18 1990-11-14 Method of refreshing memory devices

Country Status (5)

Country Link
EP (1) EP0500696A1 (en)
JP (1) JPH05501628A (en)
AU (1) AU6741290A (en)
GB (1) GB2239539B (en)
WO (1) WO1991007756A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5157634A (en) * 1990-10-23 1992-10-20 International Business Machines Corporation Dram having extended refresh time
US6021076A (en) 1998-07-16 2000-02-01 Rambus Inc Apparatus and method for thermal regulation in memory subsystems
DE602004018646D1 (en) * 2003-01-29 2009-02-05 St Microelectronics Sa A method of refreshing a DRAM and associated DRAM device, in particular incorporated in a cellular mobile telephone
JP4237109B2 (en) * 2004-06-18 2009-03-11 エルピーダメモリ株式会社 Semiconductor memory device and refresh cycle control method
EP2951832A4 (en) * 2013-01-31 2017-03-01 Hewlett-Packard Enterprise Development LP Ram refresh rate
US10978136B2 (en) * 2019-07-18 2021-04-13 Apple Inc. Dynamic refresh rate control

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3796998A (en) * 1971-09-07 1974-03-12 Texas Instruments Inc Mos dynamic memory
US4218764A (en) * 1978-10-03 1980-08-19 Matsushita Electric Industrial Co., Ltd. Non-volatile memory refresh control circuit
US4344155A (en) * 1979-12-31 1982-08-10 Compagnie Internationale Pour L'informatique Cii-Honeywell Bull (Societe Anonyme) Method of and apparatus for inscribing a control character in a memory
US4380812A (en) * 1980-04-25 1983-04-19 Data General Corporation Refresh and error detection and correction technique for a data processing system
US4453237A (en) * 1980-10-01 1984-06-05 Intel Corporation Multiple bit output dynamic random-access memory
JPS6061992A (en) * 1983-09-14 1985-04-09 Nec Corp Pseudo static memory
JPS63121197A (en) * 1986-11-07 1988-05-25 Fujitsu Ltd Semiconductor memory device
JPS6432489A (en) * 1987-07-27 1989-02-02 Matsushita Electronics Corp Memory device

Also Published As

Publication number Publication date
GB2239539A (en) 1991-07-03
JPH05501628A (en) 1993-03-25
GB8926119D0 (en) 1990-01-10
WO1991007756A1 (en) 1991-05-30
EP0500696A1 (en) 1992-09-02
GB2239539B (en) 1994-05-18

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