CA1045722A - Systeme de communication - Google Patents
Systeme de communicationInfo
- Publication number
- CA1045722A CA1045722A CA235,790A CA235790A CA1045722A CA 1045722 A CA1045722 A CA 1045722A CA 235790 A CA235790 A CA 235790A CA 1045722 A CA1045722 A CA 1045722A
- Authority
- CA
- Canada
- Prior art keywords
- field
- station
- control
- transmitter
- memory
- 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
Links
- 238000004891 communication Methods 0.000 title claims abstract description 45
- 230000006854 communication Effects 0.000 title claims abstract description 45
- 230000015654 memory Effects 0.000 claims abstract description 96
- 230000005540 biological transmission Effects 0.000 claims abstract description 38
- 230000004044 response Effects 0.000 claims description 6
- 230000003449 preventive effect Effects 0.000 claims 1
- 230000001702 transmitter Effects 0.000 claims 1
- 238000009432 framing Methods 0.000 abstract description 5
- 238000003860 storage Methods 0.000 description 37
- 238000010586 diagram Methods 0.000 description 14
- 238000012545 processing Methods 0.000 description 11
- 238000012360 testing method Methods 0.000 description 10
- 230000001276 controlling effect Effects 0.000 description 7
- 238000012546 transfer Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 230000014759 maintenance of location Effects 0.000 description 6
- 230000000875 corresponding effect Effects 0.000 description 5
- 239000004020 conductor Substances 0.000 description 4
- 230000001934 delay Effects 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000005055 memory storage Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 101100204264 Arabidopsis thaliana STR4 gene Proteins 0.000 description 1
- 244000187656 Eucalyptus cornuta Species 0.000 description 1
- 101150076149 TROL gene Proteins 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 229940075591 dalay Drugs 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C25/00—Arrangements for preventing or correcting errors; Monitoring arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L7/00—Remote control of local operating means for points, signals, or track-mounted scotch-blocks
- B61L7/06—Remote control of local operating means for points, signals, or track-mounted scotch-blocks using electrical transmission
- B61L7/08—Circuitry
- B61L7/088—Common line wire control using series of coded pulses
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Communication Control (AREA)
- Selective Calling Equipment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US51684974A | 1974-10-21 | 1974-10-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1045722A true CA1045722A (fr) | 1979-01-02 |
Family
ID=24057348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA235,790A Expired CA1045722A (fr) | 1974-10-21 | 1975-09-18 | Systeme de communication |
Country Status (8)
| Country | Link |
|---|---|
| AU (1) | AU501571B2 (fr) |
| BR (1) | BR7506856A (fr) |
| CA (1) | CA1045722A (fr) |
| FR (1) | FR2289088A1 (fr) |
| GB (1) | GB1521273A (fr) |
| IT (1) | IT1049193B (fr) |
| NL (1) | NL7512269A (fr) |
| ZA (1) | ZA756385B (fr) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60551A (ja) * | 1983-06-16 | 1985-01-05 | Hitachi Ltd | 自動車用データ伝送システム |
| FR2574190B1 (fr) * | 1984-11-30 | 1987-05-15 | Inst Francais Du Petrole | Procede pour controler la memorisation de donnees recues par un systeme d'enregistrement sismique et dispositif pour sa mise en oeuvre |
| GB8531812D0 (en) * | 1985-12-24 | 1986-02-05 | Edi Eng Ltd | Control system |
| DE3642951A1 (de) * | 1986-02-06 | 1987-08-20 | Notifier Co | Detektorsystem, insbesondere sicherungssystem, und verfahren zur erzeugung einer anzeige eines zustandes an mindestens einer entfernten stelle |
| GB8609618D0 (en) * | 1986-04-19 | 1986-05-21 | Bailey E D | Mains electric signalling system |
| AU623122B2 (en) * | 1988-03-03 | 1992-05-07 | N.V. Philips Gloeilampenfabrieken | Process for controlling and/or monitoring and circuit arrangement for implementing the process |
| EP0400166A1 (fr) * | 1989-05-30 | 1990-12-05 | Siemens Aktiengesellschaft | Procédé de localisation de défauts dans une installation de contrôle et/ou de commande |
| CN114894852B (zh) * | 2022-03-11 | 2024-06-14 | 东北大学 | 一种PtSnx-rGO-SnO2纳米复合材料及其制备方法和应用 |
-
1975
- 1975-09-18 CA CA235,790A patent/CA1045722A/fr not_active Expired
- 1975-10-02 GB GB40408/75A patent/GB1521273A/en not_active Expired
- 1975-10-08 ZA ZA00756385A patent/ZA756385B/xx unknown
- 1975-10-17 FR FR7531795A patent/FR2289088A1/fr active Granted
- 1975-10-20 IT IT12841/75A patent/IT1049193B/it active
- 1975-10-20 NL NL7512269A patent/NL7512269A/xx not_active Application Discontinuation
- 1975-10-20 BR BR7506856*A patent/BR7506856A/pt unknown
- 1975-10-21 AU AU85910/75A patent/AU501571B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL7512269A (nl) | 1976-04-23 |
| AU501571B2 (en) | 1979-06-21 |
| AU8591075A (en) | 1977-04-28 |
| FR2289088B1 (fr) | 1980-08-08 |
| IT1049193B (it) | 1981-01-20 |
| GB1521273A (en) | 1978-08-16 |
| ZA756385B (en) | 1976-09-29 |
| BR7506856A (pt) | 1976-08-17 |
| FR2289088A1 (fr) | 1976-05-21 |
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