FR1241518A - Perfectionnements relatifs aux dispositifs d'emmagasinage magnétique de données - Google Patents

Perfectionnements relatifs aux dispositifs d'emmagasinage magnétique de données

Info

Publication number
FR1241518A
FR1241518A FR811185A FR811185A FR1241518A FR 1241518 A FR1241518 A FR 1241518A FR 811185 A FR811185 A FR 811185A FR 811185 A FR811185 A FR 811185A FR 1241518 A FR1241518 A FR 1241518A
Authority
FR
France
Prior art keywords
enhancements
data storage
storage devices
magnetic data
magnetic
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
FR811185A
Other languages
English (en)
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.)
International Computers and Tabulators Ltd
Original Assignee
International Computers and Tabulators 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 International Computers and Tabulators Ltd filed Critical International Computers and Tabulators Ltd
Application granted granted Critical
Publication of FR1241518A publication Critical patent/FR1241518A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/80—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using non-linear magnetic devices; using non-linear dielectric devices
    • H03K17/84—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using non-linear magnetic devices; using non-linear dielectric devices the devices being thin-film devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/45—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of non-linear magnetic or dielectric devices

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Semiconductor Memories (AREA)
  • Hall/Mr Elements (AREA)
FR811185A 1958-12-24 1959-11-25 Perfectionnements relatifs aux dispositifs d'emmagasinage magnétique de données Expired FR1241518A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB41695/58A GB905625A (en) 1958-12-24 1958-12-24 Improvements in or relating to magnetic data storage devices

Publications (1)

Publication Number Publication Date
FR1241518A true FR1241518A (fr) 1960-09-16

Family

ID=10420920

Family Applications (1)

Application Number Title Priority Date Filing Date
FR811185A Expired FR1241518A (fr) 1958-12-24 1959-11-25 Perfectionnements relatifs aux dispositifs d'emmagasinage magnétique de données

Country Status (4)

Country Link
US (1) US3048829A (fr)
DE (1) DE1174359B (fr)
FR (1) FR1241518A (fr)
GB (1) GB905625A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1279744B (de) * 1963-03-29 1968-10-10 Ibm Magnetschichtspeicher

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3209333A (en) * 1960-04-15 1965-09-28 Ibm Balanced magnetic memory drive and sense conductors for cancelling unwanted field effects
GB942567A (en) * 1960-09-23 1963-11-27 Internat Computors And Tabulat Improvements in or relating to magnetic storing devices
US3270327A (en) * 1961-02-07 1966-08-30 Sperry Rand Corp Word selection matrix
GB1014752A (en) * 1961-04-06 1965-12-31 Emi Ltd Improvements in or relating to thin film magnetic members
NL130451C (fr) * 1961-07-10
BE620769A (fr) * 1961-08-07
US3293620A (en) * 1961-11-03 1966-12-20 Ford Motor Co Thin film magnetic memory having nondestructive readout
US3212064A (en) * 1961-11-27 1965-10-12 Sperry Rand Corp Matrix having thin magnetic film logical gates for transferring signals from plural input means to plural output means
US3484766A (en) * 1967-05-18 1969-12-16 Sperry Rand Corp Memory apparatus utilizing parallel pairs of transmission line conductors having negligible magnetic coupling therebetween
US5926414A (en) * 1997-04-04 1999-07-20 Magnetic Semiconductors High-efficiency miniature magnetic integrated circuit structures
US6051441A (en) * 1998-05-12 2000-04-18 Plumeria Investments, Inc. High-efficiency miniature magnetic integrated circuit structures
US6317354B1 (en) 1999-03-04 2001-11-13 Pageant Technologies, Inc. Non-volatile random access ferromagnetic memory with single collector sensor
US6330183B1 (en) 1999-03-04 2001-12-11 Pageant Technologies, Inc. (Micromem Technologies, Inc.) Dual conductor inductive sensor for a non-volatile random access ferromagnetic memory
US6288929B1 (en) 1999-03-04 2001-09-11 Pageant Technologies, Inc. Magneto resistor sensor with differential collectors for a non-volatile random access ferromagnetic memory
US6229729B1 (en) 1999-03-04 2001-05-08 Pageant Technologies, Inc. (Micromem Technologies, Inc.) Magneto resistor sensor with diode short for a non-volatile random access ferromagnetic memory
US6266267B1 (en) 1999-03-04 2001-07-24 Pageant Technologies, Inc. Single conductor inductive sensor for a non-volatile random access ferromagnetic memory
US6717836B2 (en) 2000-11-27 2004-04-06 Seagate Technology Llc Method and apparatus for non-volatile memory storage

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL225323A (fr) * 1957-02-28

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1279744B (de) * 1963-03-29 1968-10-10 Ibm Magnetschichtspeicher

Also Published As

Publication number Publication date
US3048829A (en) 1962-08-07
GB905625A (en) 1962-09-12
DE1174359B (de) 1964-07-23

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