FR2123532A1 - - Google Patents

Info

Publication number
FR2123532A1
FR2123532A1 FR7202974A FR7202974A FR2123532A1 FR 2123532 A1 FR2123532 A1 FR 2123532A1 FR 7202974 A FR7202974 A FR 7202974A FR 7202974 A FR7202974 A FR 7202974A FR 2123532 A1 FR2123532 A1 FR 2123532A1
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.)
Granted
Application number
FR7202974A
Other languages
French (fr)
Other versions
FR2123532B1 (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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of FR2123532A1 publication Critical patent/FR2123532A1/fr
Application granted granted Critical
Publication of FR2123532B1 publication Critical patent/FR2123532B1/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
    • H03K17/78—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
    • H03K17/795—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling bipolar transistors
    • H03K17/7955—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling bipolar transistors using phototransistors
    • 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
    • H03K17/66—Switching arrangements for passing the current in either direction at will; Switching arrangements for reversing the current at will
    • H03K17/661—Switching arrangements for passing the current in either direction at will; Switching arrangements for reversing the current at will connected to both load terminals
    • H03K17/662—Switching arrangements for passing the current in either direction at will; Switching arrangements for reversing the current at will connected to both load terminals each output circuit comprising more than one controlled bipolar transistor
    • H03K17/663—Switching arrangements for passing the current in either direction at will; Switching arrangements for reversing the current at will connected to both load terminals each output circuit comprising more than one controlled bipolar transistor using complementary bipolar transistors
FR7202974A 1971-01-29 1972-01-28 Expired FR2123532B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE01056/71A SE349694B (en) 1971-01-29 1971-01-29

Publications (2)

Publication Number Publication Date
FR2123532A1 true FR2123532A1 (en) 1972-09-08
FR2123532B1 FR2123532B1 (en) 1977-04-01

Family

ID=20257530

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7202974A Expired FR2123532B1 (en) 1971-01-29 1972-01-28

Country Status (13)

Country Link
US (1) US3778641A (en)
JP (1) JPS5519090B1 (en)
BE (1) BE778628A (en)
DE (1) DE2202282C3 (en)
DK (1) DK129489B (en)
ES (1) ES399203A1 (en)
FR (1) FR2123532B1 (en)
GB (1) GB1383440A (en)
IT (1) IT962052B (en)
NL (1) NL7200694A (en)
NO (1) NO130332B (en)
SE (1) SE349694B (en)
SU (1) SU495853A3 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3869641A (en) * 1972-06-21 1975-03-04 Monsanto Co AC Responsive led pilot light circuitry
BE897772A (en) * 1983-09-19 1984-03-19 Itt Ind Belgium ELECTRONIC CONTACTS AND RELATED DEVICES
IT1251205B (en) * 1991-09-18 1995-05-04 St Microelectronics Srl H-BRIDGE CIRCUIT WITH PROTECTION AGAINST CROSS-CONDUCTING DURING THE REVERSAL OF THE CURRENT IN THE LOAD.

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3010031A (en) * 1956-10-24 1961-11-21 Research Corp Symmetrical back-clamped transistor switching sircuit
US3042810A (en) * 1958-01-21 1962-07-03 Robert W Rochelle Five transistor bistable counter circuit
DE1264513C2 (en) * 1963-11-29 1973-01-25 Texas Instruments Inc REFERENCE POTENTIAL FREE DC DIFFERENCE AMPLIFIER
US3417249A (en) * 1963-12-30 1968-12-17 Ibm Four terminal electro-optical logic device
US3278923A (en) * 1964-06-30 1966-10-11 Specialties Dev Corp System for detecting intruders
US3524986A (en) * 1967-02-06 1970-08-18 Gen Electric Semiconductor light gating of light activated semiconductor power control circuits
US3492488A (en) * 1967-09-11 1970-01-27 Bell Telephone Labor Inc Photon coupling for a communication circuit
FR2039564A5 (en) * 1969-04-09 1971-01-15 Bull General Electric

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Also Published As

Publication number Publication date
SU495853A3 (en) 1975-12-15
JPS5519090B1 (en) 1980-05-23
FR2123532B1 (en) 1977-04-01
NO130332B (en) 1974-08-12
DK129489B (en) 1974-10-14
IT962052B (en) 1973-12-20
US3778641A (en) 1973-12-11
ES399203A1 (en) 1975-06-16
DE2202282B2 (en) 1973-11-08
GB1383440A (en) 1974-02-12
DE2202282A1 (en) 1972-08-10
BE778628A (en) 1972-05-16
NL7200694A (en) 1972-08-01
SE349694B (en) 1972-10-02
DE2202282C3 (en) 1974-06-06
DK129489C (en) 1975-03-03

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Legal Events

Date Code Title Description
ST Notification of lapse