ES426953A1 - Un dispositivo de circuito logico de enganche, acoplado op-ticamente, seguro contra fallos. - Google Patents

Un dispositivo de circuito logico de enganche, acoplado op-ticamente, seguro contra fallos.

Info

Publication number
ES426953A1
ES426953A1 ES426953A ES426953A ES426953A1 ES 426953 A1 ES426953 A1 ES 426953A1 ES 426953 A ES426953 A ES 426953A ES 426953 A ES426953 A ES 426953A ES 426953 A1 ES426953 A1 ES 426953A1
Authority
ES
Spain
Prior art keywords
fail
safe
optically coupled
coupled logic
logic networks
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
ES426953A
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.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of ES426953A1 publication Critical patent/ES426953A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/14—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
ES426953A 1973-06-05 1974-06-04 Un dispositivo de circuito logico de enganche, acoplado op-ticamente, seguro contra fallos. Expired ES426953A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00367255A US3826930A (en) 1973-06-05 1973-06-05 Fail-safe optically coupled logic networks

Publications (1)

Publication Number Publication Date
ES426953A1 true ES426953A1 (es) 1976-09-01

Family

ID=23446473

Family Applications (1)

Application Number Title Priority Date Filing Date
ES426953A Expired ES426953A1 (es) 1973-06-05 1974-06-04 Un dispositivo de circuito logico de enganche, acoplado op-ticamente, seguro contra fallos.

Country Status (13)

Country Link
US (1) US3826930A (es)
JP (1) JPS5023552A (es)
AU (1) AU6914974A (es)
BE (1) BE815913A (es)
CA (1) CA1023010A (es)
CH (1) CH591185A5 (es)
DE (1) DE2425904C2 (es)
ES (1) ES426953A1 (es)
FR (1) FR2232883B1 (es)
IN (1) IN141692B (es)
IT (1) IT1013916B (es)
SE (1) SE7407424L (es)
ZA (1) ZA743109B (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3995173A (en) * 1974-05-30 1976-11-30 General Signal Corporation Solid state fail-safe logic system
US4075512A (en) * 1975-02-04 1978-02-21 The United States Of America As Represented By The Secretary Of The Army Light pipe technique for grid pulsing
US4247790A (en) * 1976-01-22 1981-01-27 Westinghouse Electric Corp. Failsafe train vehicle control signal threshold detector apparatus
US4179629A (en) * 1977-08-10 1979-12-18 Westinghouse Electric Corp. Failsafe logic function apparatus
US4412140A (en) * 1981-11-19 1983-10-25 Motorola, Inc. Circuit for reducing current to light emitting diode of optically coupled driver
JPS59125675A (ja) * 1983-01-07 1984-07-20 Oki Electric Ind Co Ltd 発光受光装置
JPS59125677A (ja) * 1983-01-07 1984-07-20 Oki Electric Ind Co Ltd 発光受光装置
DE3519252A1 (de) * 1985-05-29 1986-12-04 Fresenius AG, 6380 Bad Homburg Fehlersichere logikschaltung
US4812677A (en) * 1987-10-15 1989-03-14 Motorola Power supply control with false shut down protection
CN100398721C (zh) * 2002-06-11 2008-07-02 乐金电子(天津)电器有限公司 洗衣机的操作电路
US11307601B2 (en) * 2020-09-24 2022-04-19 Polaris Semiconductor LLC Linear voltage regulator

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2995664A (en) * 1954-06-01 1961-08-08 Rca Corp Transistor gate circuits
US3231758A (en) * 1962-12-12 1966-01-25 Singer Inc H R B Pulse gate
DE1264513C2 (de) * 1963-11-29 1973-01-25 Texas Instruments Inc Bezugspotentialfreier gleichstromdifferenzverstaerker
US3430066A (en) * 1965-08-31 1969-02-25 Westinghouse Air Brake Co Unit gain fail safe "and" logic circuit
US3486029A (en) * 1965-12-29 1969-12-23 Gen Electric Radiative interconnection arrangement
US3492488A (en) * 1967-09-11 1970-01-27 Bell Telephone Labor Inc Photon coupling for a communication circuit
US3600604A (en) * 1968-12-03 1971-08-17 Westinghouse Electric Corp Failsafe logic gates
BE786430A (fr) * 1971-07-22 1973-01-18 Westinghouse Electric Corp Circuit electronique de verrouillage

Also Published As

Publication number Publication date
US3826930A (en) 1974-07-30
CA1023010A (en) 1977-12-20
DE2425904A1 (de) 1975-01-02
DE2425904C2 (de) 1983-01-13
IN141692B (es) 1977-04-09
BE815913A (fr) 1974-12-04
JPS5023552A (es) 1975-03-13
FR2232883B1 (es) 1978-01-13
SE7407424L (sv) 1975-02-17
CH591185A5 (es) 1977-09-15
ZA743109B (en) 1975-05-28
IT1013916B (it) 1977-03-30
FR2232883A1 (es) 1975-01-03
AU6914974A (en) 1975-11-20

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