FR2166157B1 - - Google Patents

Info

Publication number
FR2166157B1
FR2166157B1 FR7246758A FR7246758A FR2166157B1 FR 2166157 B1 FR2166157 B1 FR 2166157B1 FR 7246758 A FR7246758 A FR 7246758A FR 7246758 A FR7246758 A FR 7246758A FR 2166157 B1 FR2166157 B1 FR 2166157B1
Authority
FR
France
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
FR7246758A
Other versions
FR2166157A1 (fr
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.)
Bull HN Information Systems Italia SpA
Bull HN Information Systems Inc
Original Assignee
Honeywell Information Systems Italia SpA
Honeywell Information Systems Inc
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 Honeywell Information Systems Italia SpA, Honeywell Information Systems Inc filed Critical Honeywell Information Systems Italia SpA
Publication of FR2166157A1 publication Critical patent/FR2166157A1/fr
Application granted granted Critical
Publication of FR2166157B1 publication Critical patent/FR2166157B1/fr
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Hardware Design (AREA)
  • Dram (AREA)
FR7246758A 1971-12-29 1972-12-28 Expired FR2166157B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21573671A 1971-12-29 1971-12-29

Publications (2)

Publication Number Publication Date
FR2166157A1 FR2166157A1 (fr) 1973-08-10
FR2166157B1 true FR2166157B1 (fr) 1976-06-04

Family

ID=22804170

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7246758A Expired FR2166157B1 (fr) 1971-12-29 1972-12-28

Country Status (8)

Country Link
US (1) US3760379A (fr)
JP (1) JPS5734595B2 (fr)
AU (1) AU472829B2 (fr)
CA (1) CA985429A (fr)
DE (1) DE2264166C2 (fr)
FR (1) FR2166157B1 (fr)
GB (1) GB1397327A (fr)
NL (1) NL180056C (fr)

Families Citing this family (42)

* 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
US3800295A (en) * 1971-12-30 1974-03-26 Ibm Asynchronously operated memory system
US3836892A (en) * 1972-06-29 1974-09-17 Ibm D.c. stable electronic storage utilizing a.c. stable storage cell
DE2247835C3 (de) * 1972-09-29 1978-10-05 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren zum Regenerieren der Speicherinhalte von MOS-Speichern und MOS-Speicher zur Durchführung dieses Verfahrens
US3846765A (en) * 1973-02-14 1974-11-05 Monolithic Syst Corp Dynamic cell semiconductor memory with interlace refresh
US4028675A (en) * 1973-05-14 1977-06-07 Hewlett-Packard Company Method and apparatus for refreshing semiconductor memories in multi-port and multi-module memory system
US3858185A (en) * 1973-07-18 1974-12-31 Intel Corp An mos dynamic memory array & refreshing system
JPS5093348A (fr) * 1973-12-19 1975-07-25
IT1002272B (it) * 1973-12-27 1976-05-20 Honeywell Inf Systems Sistema di ricarica in memoria a semiconduttori
JPS50111942A (fr) * 1974-02-04 1975-09-03
JPS50137442A (fr) * 1974-04-19 1975-10-31
JPS50156325A (fr) * 1974-06-05 1975-12-17
US3943496A (en) * 1974-09-09 1976-03-09 Rockwell International Corporation Memory clocking system
JPS5146032A (fr) * 1974-10-18 1976-04-20 Fujitsu Ltd
US4084154A (en) * 1975-05-01 1978-04-11 Burroughs Corporation Charge coupled device memory system with burst mode
JPS5248441A (en) * 1975-05-28 1977-04-18 Hitachi Ltd Memory system
JPS5255337A (en) * 1975-10-31 1977-05-06 Hitachi Ltd Refresh control system
JPS5265630A (en) * 1975-11-27 1977-05-31 Nec Corp Refresh controll circuit
NL7600648A (nl) * 1976-01-22 1977-07-26 Philips Nv Geheugen met dynamische informatieopslag.
US4332008A (en) * 1976-03-09 1982-05-25 Zilog, Inc. Microprocessor apparatus and method
US4040122A (en) * 1976-04-07 1977-08-02 Burroughs Corporation Method and apparatus for refreshing a dynamic memory by sequential transparent readings
US4079462A (en) * 1976-05-07 1978-03-14 Intel Corporation Refreshing apparatus for MOS dynamic RAMs
JPS5345944A (en) * 1976-10-06 1978-04-25 Nec Corp Refresh control system
US4218753A (en) * 1977-02-28 1980-08-19 Data General Corporation Microcode-controlled memory refresh apparatus for a data processing system
JPS53136924A (en) * 1977-05-06 1978-11-29 Fujitsu Ltd Control system for memory device
IT1117301B (it) * 1977-05-25 1986-02-17 Olivetti & Co Spa Calcotore elettronico con dispositivo di rinfresco di una memoria operativa dinamica
JPS54107637A (en) * 1978-02-13 1979-08-23 Hitachi Ltd Control system for dynamic type semiconductor memory unit
US4366540A (en) * 1978-10-23 1982-12-28 International Business Machines Corporation Cycle control for a microprocessor with multi-speed control stores
US4292676A (en) * 1978-11-15 1981-09-29 Lockheed Electronics Co., Inc. Refresh cycle minimizer in a dynamic semiconductor memory
US4249247A (en) * 1979-01-08 1981-02-03 Ncr Corporation Refresh system for dynamic RAM memory
JPS55105891A (en) * 1979-01-30 1980-08-13 Sharp Corp Refresh system for dynamic memory
FR2474227A1 (fr) * 1980-01-17 1981-07-24 Cii Honeywell Bull Procede de rafraichissement pour banc de memoire a circuit " mos " et sequenceur correspondant
DE3009872C2 (de) * 1980-03-14 1984-05-30 Siemens AG, 1000 Berlin und 8000 München Verfahren zum Regenerieren von in einem dynamischen MOS-Speicher gespeicherten Daten unter Berücksichtigung von Schreib- und Lesezyklen und Schaltungsanordnung zur Durchführung des Verfahrens
JPS55178896U (fr) * 1980-04-03 1980-12-22
US4359771A (en) * 1980-07-25 1982-11-16 Honeywell Information Systems Inc. Method and apparatus for testing and verifying the operation of error control apparatus within a memory
US4357686A (en) * 1980-09-24 1982-11-02 Sperry Corporation Hidden memory refresh
US4528665A (en) * 1983-05-04 1985-07-09 Sperry Corporation Gray code counter with error detector in a memory system
US4625296A (en) * 1984-01-17 1986-11-25 The Perkin-Elmer Corporation Memory refresh circuit with varying system transparency
JPS61126691A (ja) * 1984-11-24 1986-06-14 Fujitsu Ltd メモリのリフレツシユ回路
US4754425A (en) * 1985-10-18 1988-06-28 Gte Communication Systems Corporation Dynamic random access memory refresh circuit selectively adapted to different clock frequencies
US5130946A (en) * 1986-02-28 1992-07-14 Canon Kabushiki Kaisha Protection of data in a memory in electronic equipment
US5923829A (en) * 1994-08-25 1999-07-13 Ricoh Company, Ltd. Memory system, memory control system and image processing system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3541530A (en) * 1968-01-15 1970-11-17 Ibm Pulsed power four device memory cell
US3514765A (en) * 1969-05-23 1970-05-26 Shell Oil Co Sense amplifier comprising cross coupled mosfet's operating in a race mode for single device per bit mosfet memories
US3636528A (en) * 1969-11-14 1972-01-18 Shell Oil Co Half-bit memory cell array with nondestructive readout
US3713114A (en) * 1969-12-18 1973-01-23 Ibm Data regeneration scheme for stored charge storage cell

Also Published As

Publication number Publication date
NL7217353A (fr) 1973-07-03
NL180056C (nl) 1986-12-16
JPS5734595B2 (fr) 1982-07-23
GB1397327A (en) 1975-06-11
DE2264166A1 (de) 1973-07-12
AU4988772A (en) 1974-06-13
CA985429A (en) 1976-03-09
JPS4878839A (fr) 1973-10-23
AU472829B2 (en) 1976-06-03
DE2264166C2 (de) 1983-03-03
NL180056B (nl) 1986-07-16
FR2166157A1 (fr) 1973-08-10
US3760379A (en) 1973-09-18

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Legal Events

Date Code Title Description
ST Notification of lapse