FR2470478A1 - Memoire electronique de securite utilisable en signalisation ferroviaire - Google Patents
Memoire electronique de securite utilisable en signalisation ferroviaire Download PDFInfo
- Publication number
- FR2470478A1 FR2470478A1 FR7928720A FR7928720A FR2470478A1 FR 2470478 A1 FR2470478 A1 FR 2470478A1 FR 7928720 A FR7928720 A FR 7928720A FR 7928720 A FR7928720 A FR 7928720A FR 2470478 A1 FR2470478 A1 FR 2470478A1
- Authority
- FR
- France
- Prior art keywords
- transistor
- voltage
- memory
- oscillator
- input
- 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.)
- Granted
Links
- 230000015654 memory Effects 0.000 title claims abstract description 47
- 230000011664 signaling Effects 0.000 title claims abstract description 4
- 238000004804 winding Methods 0.000 claims abstract description 26
- 239000003990 capacitor Substances 0.000 claims abstract description 22
- 230000008034 disappearance Effects 0.000 claims abstract description 16
- 238000012423 maintenance Methods 0.000 claims abstract description 6
- 230000006870 function Effects 0.000 claims description 12
- 230000010355 oscillation Effects 0.000 claims description 11
- 230000007704 transition Effects 0.000 claims description 11
- 230000001052 transient effect Effects 0.000 claims description 2
- 230000010287 polarization Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 238000006757 chemical reactions by type Methods 0.000 abstract 1
- 230000009131 signaling function Effects 0.000 abstract 1
- 239000004020 conductor Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- COCAUCFPFHUGAA-MGNBDDOMSA-N n-[3-[(1s,7s)-5-amino-4-thia-6-azabicyclo[5.1.0]oct-5-en-7-yl]-4-fluorophenyl]-5-chloropyridine-2-carboxamide Chemical compound C=1C=C(F)C([C@@]23N=C(SCC[C@@H]2C3)N)=CC=1NC(=O)C1=CC=C(Cl)C=N1 COCAUCFPFHUGAA-MGNBDDOMSA-N 0.000 description 1
- 239000013641 positive control Substances 0.000 description 1
- 230000003797 telogen phase Effects 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
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)
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 true FR2470478A1 (fr) | 1981-05-29 |
| FR2470478B1 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)
| 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 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1171567A (fr) * | 1957-02-04 | 1959-01-28 | Signaleur électronique | |
| FR1405259A (fr) * | 1964-05-11 | 1965-07-09 | Westinghouse Freins & Signaux | Détecteur de proximité influençable, en particulier, par un bandage de véhicule ferroviaire |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
1979
- 1979-11-21 FR FR7928720A patent/FR2470478A1/fr active Granted
-
1980
- 1980-11-13 CA CA000364537A patent/CA1175502A/en not_active Expired
- 1980-11-18 AU AU64474/80A patent/AU532027B2/en not_active Ceased
- 1980-11-20 EP EP80201096A patent/EP0029631B1/fr not_active Expired
- 1980-11-20 DE DE8080201096T patent/DE3068461D1/de not_active Expired
- 1980-11-21 JP JP16447380A patent/JPS5693200A/ja active Granted
- 1980-11-21 US US06/209,089 patent/US4376269A/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1171567A (fr) * | 1957-02-04 | 1959-01-28 | Signaleur électronique | |
| 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 |
|---|---|
| FR2470478B1 (cg-RX-API-DMAC7.html) | 1985-02-01 |
| 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 |
| 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 |