FR1420400A - Perfectionnements apportés aux circuits de commutation et de sélection à transistors - Google Patents

Perfectionnements apportés aux circuits de commutation et de sélection à transistors

Info

Publication number
FR1420400A
FR1420400A FR982596A FR982596A FR1420400A FR 1420400 A FR1420400 A FR 1420400A FR 982596 A FR982596 A FR 982596A FR 982596 A FR982596 A FR 982596A FR 1420400 A FR1420400 A FR 1420400A
Authority
FR
France
Prior art keywords
selection circuits
transistor switching
transistor
switching
circuits
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
FR982596A
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.)
Automatic Telephone and Electric Co Ltd
Original Assignee
Automatic Telephone and 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 Automatic Telephone and Electric Co Ltd filed Critical Automatic Telephone and Electric Co Ltd
Application granted granted Critical
Publication of FR1420400A publication Critical patent/FR1420400A/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
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
    • H03K17/64—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors having inductive loads
    • 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
    • G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
    • G11C11/06—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using single-aperture storage elements, e.g. ring core; using multi-aperture plates in which each individual aperture forms a storage element
    • G11C11/06007—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using single-aperture storage elements, e.g. ring core; using multi-aperture plates in which each individual aperture forms a storage element using a single aperture or single magnetic closed circuit
    • 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
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
    • H03K17/62—Switching arrangements with several input- output-terminals, e.g. multiplexers, distributors
    • H03K17/6221—Switching arrangements with several input- output-terminals, e.g. multiplexers, distributors combined with selecting means

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Electronic Switches (AREA)
  • Dc-Dc Converters (AREA)
FR982596A 1963-07-27 1964-07-22 Perfectionnements apportés aux circuits de commutation et de sélection à transistors Expired FR1420400A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB29879/63A GB1085955A (en) 1963-07-27 1963-07-27 Improvements in or relating to magnetic core storage matrices

Publications (1)

Publication Number Publication Date
FR1420400A true FR1420400A (fr) 1965-12-10

Family

ID=10298677

Family Applications (1)

Application Number Title Priority Date Filing Date
FR982596A Expired FR1420400A (fr) 1963-07-27 1964-07-22 Perfectionnements apportés aux circuits de commutation et de sélection à transistors

Country Status (4)

Country Link
US (1) US3343147A (fr)
FR (1) FR1420400A (fr)
GB (1) GB1085955A (fr)
NL (1) NL6408319A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3440624A (en) * 1964-10-26 1969-04-22 Automatic Telephone & Elect Magnetic core matrix data storage devices
US3432835A (en) * 1965-04-30 1969-03-11 Ibm Current summing arrangement for a magnetic core memory
US3451048A (en) * 1965-10-05 1969-06-17 Ibm Drive system for a magnetic core array
US3445831A (en) * 1965-10-05 1969-05-20 Ibm Drive system for a magnetic core array
US3487383A (en) * 1966-02-14 1969-12-30 Burroughs Corp Coincident current destructive read-out magnetic memory system
US3568152A (en) * 1967-11-08 1971-03-02 Control Data Corp Method and apparatus for preconditioning a memory system
US3707705A (en) * 1967-12-20 1972-12-26 Jones V Howell Jr Memory module
US3582911A (en) * 1968-12-04 1971-06-01 Ferroxcube Corp Core memory selection matrix
US3930171A (en) * 1974-07-15 1975-12-30 Ampex Low power, fast rise time current driver for inductive load

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3054905A (en) * 1960-11-21 1962-09-18 Ampex Load-driving circuit

Also Published As

Publication number Publication date
GB1085955A (en) 1967-10-04
NL6408319A (fr) 1964-10-26
DE1449705B2 (de) 1972-12-28
DE1449705A1 (de) 1968-12-19
US3343147A (en) 1967-09-19

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