JPS5274237A - Refresh control system - Google Patents

Refresh control system

Info

Publication number
JPS5274237A
JPS5274237A JP50150120A JP15012075A JPS5274237A JP S5274237 A JPS5274237 A JP S5274237A JP 50150120 A JP50150120 A JP 50150120A JP 15012075 A JP15012075 A JP 15012075A JP S5274237 A JPS5274237 A JP S5274237A
Authority
JP
Japan
Prior art keywords
control system
refresh control
synchronizing
refresh
sure
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.)
Granted
Application number
JP50150120A
Other languages
Japanese (ja)
Other versions
JPS5433934B2 (en
Inventor
Taichi Yamaguchi
Yoshitaka Ito
Akira Endo
Akio Shoda
Toshihiko Fujimatsu
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.)
Fujitsu Ltd
Hitachi Ltd
NEC Corp
Nippon Telegraph and Telephone Corp
Oki Electric Industry Co Ltd
Original Assignee
Fujitsu Ltd
Hitachi Ltd
NEC Corp
Nippon Telegraph and Telephone Corp
Oki Electric Industry Co Ltd
Nippon Electric 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 Fujitsu Ltd, Hitachi Ltd, NEC Corp, Nippon Telegraph and Telephone Corp, Oki Electric Industry Co Ltd, Nippon Electric Co Ltd filed Critical Fujitsu Ltd
Priority to JP50150120A priority Critical patent/JPS5274237A/en
Publication of JPS5274237A publication Critical patent/JPS5274237A/en
Publication of JPS5433934B2 publication Critical patent/JPS5433934B2/ja
Granted 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Hardware Design (AREA)

Abstract

PURPOSE:To enable large signal developing period and sure refresh operation by synchronizing and generating both refresh signals when central processing unit is in synchronizing operation.
JP50150120A 1975-12-18 1975-12-18 Refresh control system Granted JPS5274237A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50150120A JPS5274237A (en) 1975-12-18 1975-12-18 Refresh control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50150120A JPS5274237A (en) 1975-12-18 1975-12-18 Refresh control system

Publications (2)

Publication Number Publication Date
JPS5274237A true JPS5274237A (en) 1977-06-22
JPS5433934B2 JPS5433934B2 (en) 1979-10-24

Family

ID=15489911

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50150120A Granted JPS5274237A (en) 1975-12-18 1975-12-18 Refresh control system

Country Status (1)

Country Link
JP (1) JPS5274237A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04191938A (en) * 1990-11-27 1992-07-10 Agency Of Ind Science & Technol Information processing system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04191938A (en) * 1990-11-27 1992-07-10 Agency Of Ind Science & Technol Information processing system

Also Published As

Publication number Publication date
JPS5433934B2 (en) 1979-10-24

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