GB2138229B - Opto-isolator arrangement - Google Patents

Opto-isolator arrangement

Info

Publication number
GB2138229B
GB2138229B GB08309557A GB8309557A GB2138229B GB 2138229 B GB2138229 B GB 2138229B GB 08309557 A GB08309557 A GB 08309557A GB 8309557 A GB8309557 A GB 8309557A GB 2138229 B GB2138229 B GB 2138229B
Authority
GB
United Kingdom
Prior art keywords
opto
isolator arrangement
isolator
arrangement
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
GB08309557A
Other versions
GB8309557D0 (en
GB2138229A (en
Inventor
Robert John Robinson
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.)
GEC General Signal Ltd
Original Assignee
GEC General Signal 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 GEC General Signal Ltd filed Critical GEC General Signal Ltd
Priority to GB08309557A priority Critical patent/GB2138229B/en
Publication of GB8309557D0 publication Critical patent/GB8309557D0/en
Publication of GB2138229A publication Critical patent/GB2138229A/en
Application granted granted Critical
Publication of GB2138229B publication Critical patent/GB2138229B/en
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
    • H03K17/79—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 semiconductor switches with more than two PN-junctions, or more than three electrodes, or more than one electrode connected to the same conductivity region
    • 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
    • H03K17/785—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 field-effect transistor switches
    • 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
GB08309557A 1983-04-08 1983-04-08 Opto-isolator arrangement Expired GB2138229B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08309557A GB2138229B (en) 1983-04-08 1983-04-08 Opto-isolator arrangement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08309557A GB2138229B (en) 1983-04-08 1983-04-08 Opto-isolator arrangement

Publications (3)

Publication Number Publication Date
GB8309557D0 GB8309557D0 (en) 1983-05-11
GB2138229A GB2138229A (en) 1984-10-17
GB2138229B true GB2138229B (en) 1987-05-13

Family

ID=10540806

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08309557A Expired GB2138229B (en) 1983-04-08 1983-04-08 Opto-isolator arrangement

Country Status (1)

Country Link
GB (1) GB2138229B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0310230A3 (en) * 1987-08-07 1991-09-11 Logitech Inc Low power optoelectronic device and method
CH687794A5 (en) * 1994-04-07 1997-02-14 Landis & Gyr Tech Innovat Circuitry for the transmission of pulses.
DE19612216A1 (en) * 1996-03-27 1997-10-02 Siemens Ag Electronic branch switching device
DE19724645A1 (en) * 1997-06-11 1998-12-17 Jovan Prof Dr Antula Electronic relay with resin and operational contact

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1368604A (en) * 1970-10-29 1974-10-02 Westinghouse Brake & Signal Static relaying circuit
US3975643A (en) * 1974-01-23 1976-08-17 Westinghouse Air Brake Company Fail-safe opto-electronic phase inverting circuits
ZA753004B (en) * 1974-05-30 1976-03-31 Gen Signal Corp Solid-state fail-safe logic system
US3958126A (en) * 1974-11-25 1976-05-18 Electronics Corporation Of America Logic circuitry
US4179629A (en) * 1977-08-10 1979-12-18 Westinghouse Electric Corp. Failsafe logic function apparatus
US4328541A (en) * 1980-05-23 1982-05-04 American Standard Inc. Fail-safe digital comparator
ZA8216B (en) * 1981-01-09 1983-09-28 Westinghouse Brake & Signal Current steering circuit

Also Published As

Publication number Publication date
GB8309557D0 (en) 1983-05-11
GB2138229A (en) 1984-10-17

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940408