FR2470478B1 - - Google Patents

Info

Publication number
FR2470478B1
FR2470478B1 FR7928720A FR7928720A FR2470478B1 FR 2470478 B1 FR2470478 B1 FR 2470478B1 FR 7928720 A FR7928720 A FR 7928720A FR 7928720 A FR7928720 A FR 7928720A FR 2470478 B1 FR2470478 B1 FR 2470478B1
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.)
Expired
Application number
FR7928720A
Other languages
French (fr)
Other versions
FR2470478A1 (fr
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.)
OMERA SEGID
Original Assignee
OMERA SEGID
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 OMERA SEGID filed Critical OMERA SEGID
Priority to FR7928720A priority Critical patent/FR2470478A1/fr
Priority to CA000364537A priority patent/CA1175502A/en
Priority to AU64474/80A priority patent/AU532027B2/en
Priority to EP80201096A priority patent/EP0029631B1/fr
Priority to DE8080201096T priority patent/DE3068461D1/de
Priority to US06/209,089 priority patent/US4376269A/en
Priority to JP16447380A priority patent/JPS5693200A/ja
Publication of FR2470478A1 publication Critical patent/FR2470478A1/fr
Application granted granted Critical
Publication of FR2470478B1 publication Critical patent/FR2470478B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L1/00—Devices along the route controlled by interaction with the vehicle or train
    • B61L1/20—Safety arrangements for preventing or indicating malfunction of the device, e.g. by leakage current, by lightning
    • 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
    • G11C11/19—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using non-linear reactive devices in resonant circuits
    • G11C11/20—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using non-linear reactive devices in resonant circuits using parametrons

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Computer Hardware Design (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Dc-Dc Converters (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
FR7928720A 1979-11-21 1979-11-21 Memoire electronique de securite utilisable en signalisation ferroviaire Granted FR2470478A1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR7928720A FR2470478A1 (fr) 1979-11-21 1979-11-21 Memoire electronique de securite utilisable en signalisation ferroviaire
CA000364537A CA1175502A (en) 1979-11-21 1980-11-13 Electronic security memory
AU64474/80A AU532027B2 (en) 1979-11-21 1980-11-18 Fail safe oscillator
EP80201096A EP0029631B1 (fr) 1979-11-21 1980-11-20 Mémoire électronique de sécurité utilisable en signalisation ferroviaire
DE8080201096T DE3068461D1 (en) 1979-11-21 1980-11-20 Electronic fail-safe memory usable in railway signalling
US06/209,089 US4376269A (en) 1979-11-21 1980-11-21 Electronic security memory including on-off controlled oscillator
JP16447380A JPS5693200A (en) 1979-11-21 1980-11-21 Electronic safety memory

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7928720A FR2470478A1 (fr) 1979-11-21 1979-11-21 Memoire electronique de securite utilisable en signalisation ferroviaire

Publications (2)

Publication Number Publication Date
FR2470478A1 FR2470478A1 (fr) 1981-05-29
FR2470478B1 true FR2470478B1 (cg-RX-API-DMAC7.html) 1985-02-01

Family

ID=9231950

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7928720A Granted FR2470478A1 (fr) 1979-11-21 1979-11-21 Memoire electronique de securite utilisable en signalisation ferroviaire

Country Status (7)

Country Link
US (1) US4376269A (cg-RX-API-DMAC7.html)
EP (1) EP0029631B1 (cg-RX-API-DMAC7.html)
JP (1) JPS5693200A (cg-RX-API-DMAC7.html)
AU (1) AU532027B2 (cg-RX-API-DMAC7.html)
CA (1) CA1175502A (cg-RX-API-DMAC7.html)
DE (1) DE3068461D1 (cg-RX-API-DMAC7.html)
FR (1) FR2470478A1 (cg-RX-API-DMAC7.html)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4755772A (en) * 1987-06-05 1988-07-05 Avantek, Inc. Switchable microwave oscillator
JPH02113596A (ja) * 1988-10-21 1990-04-25 Nec Corp プリント回路基板
JPH03206655A (ja) * 1990-01-08 1991-09-10 Matsushita Electric Ind Co Ltd 電子回路基板
JPH05291735A (ja) * 1992-04-14 1993-11-05 Unisia Jecs Corp プリント配線基板
AU2003285675A1 (en) * 2003-01-10 2004-08-10 Koninklijke Philips Electronics N.V. Circuit arrangement and method for protecting electronic components against illicit manipulation
CN112441080B (zh) * 2019-08-30 2022-09-06 比亚迪股份有限公司 列车定位方法、设备、系统、计算机设备及存储介质
CN114744880B (zh) * 2022-04-17 2025-09-30 杭州欧佩捷科技有限公司 无额外绕组的zvs正激式变换器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1171567A (fr) * 1957-02-04 1959-01-28 Signaleur électronique
BE572303A (cg-RX-API-DMAC7.html) * 1957-11-15
FR1281318A (fr) * 1960-11-28 1962-01-12 Westinghouse Freins & Signaux Mémoire électronique de sécurité susceptible d'être temporisée
FR1405259A (fr) * 1964-05-11 1965-07-09 Westinghouse Freins & Signaux Détecteur de proximité influençable, en particulier, par un bandage de véhicule ferroviaire

Also Published As

Publication number Publication date
US4376269A (en) 1983-03-08
EP0029631B1 (fr) 1984-07-04
AU6447480A (en) 1981-05-28
EP0029631A1 (fr) 1981-06-03
DE3068461D1 (en) 1984-08-09
AU532027B2 (en) 1983-09-15
FR2470478A1 (fr) 1981-05-29
CA1175502A (en) 1984-10-02
JPS6336077B2 (cg-RX-API-DMAC7.html) 1988-07-19
JPS5693200A (en) 1981-07-28

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Legal Events

Date Code Title Description
ST Notification of lapse
CL Concession to grant licences