DK351374A - - Google Patents
Info
- Publication number
- DK351374A DK351374A DK351374*A DK351374A DK351374A DK 351374 A DK351374 A DK 351374A DK 351374 A DK351374 A DK 351374A DK 351374 A DK351374 A DK 351374A
- Authority
- DK
- Denmark
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
- B61L27/20—Trackside control of safe travel of vehicle or train, e.g. braking curve calculation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
- B61L27/70—Details of trackside communication
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
- Selective Calling Equipment (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2333137A DE2333137C3 (de) | 1973-06-29 | 1973-06-29 | Zyklisches Abrufverfahren in einem Datenübertragungssystem |
DE2333137 | 1973-06-29 |
Publications (3)
Publication Number | Publication Date |
---|---|
DK351374A true DK351374A (de) | 1975-02-10 |
DK142969B DK142969B (da) | 1981-03-02 |
DK142969C DK142969C (da) | 1981-10-05 |
Family
ID=5885476
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK351374A DK142969C (da) | 1973-06-29 | 1974-06-28 | Fremgangsmaade til cyklisk paakaldelse i et dataoverfoeringsanlaeg |
Country Status (4)
Country | Link |
---|---|
CH (1) | CH576220A5 (de) |
DE (1) | DE2333137C3 (de) |
DK (1) | DK142969C (de) |
NL (1) | NL7408797A (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2536161C2 (de) * | 1975-08-13 | 1982-06-03 | Siemens AG, 1000 Berlin und 8000 München | Fernwirkeinrichtung mit einer Zentralstation und einer Vielzahl von zusammen mit der Zentralstation an ein und denselben Signalübertragungsweg angeschlossenen Stationen |
DE2821065A1 (de) * | 1978-05-13 | 1979-11-15 | Standard Elektrik Lorenz Ag | Nachrichtenuebertragungssystem |
DE2929079B1 (de) * | 1979-07-18 | 1980-10-02 | Siemens Ag | Schaltungsanordnung zur Erkennung vorgegebener Binaerwerte bestimmter Mindestdauer |
US4414661A (en) * | 1981-07-02 | 1983-11-08 | Trancom Ab | Apparatus for communicating with a fleet of vehicles |
DE3233196A1 (de) * | 1982-09-07 | 1984-03-08 | Siemens AG, 1000 Berlin und 8000 München | Verfahren und schaltungsanordnung zur zyklischen abfrage einer mehrzahl von peripheren einrichtungen |
GB2131990B (en) * | 1982-12-02 | 1985-12-11 | Racal Security Ltd | Remote system systems |
US5128664A (en) * | 1986-03-05 | 1992-07-07 | Ampex Corporation | Search technique for identifying slave devices connected to a serial bus |
DE3624507C2 (de) * | 1986-07-19 | 1994-01-27 | Stein Gmbh | Verfahren und Einrichtung zur Nachrichtenübertragung über einen Kanal |
JPH01177234A (ja) * | 1988-01-07 | 1989-07-13 | Mitsubishi Electric Corp | 端末識別子管理回路 |
US5132905A (en) * | 1988-12-28 | 1992-07-21 | Nissan Motor Company Limited | System and method applicable to vehicles for communicating between data processing stations |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2044650B1 (de) * | 1969-05-16 | 1974-06-14 | Ibm France | |
JPS5131912B1 (de) * | 1970-03-25 | 1976-09-09 |
-
1973
- 1973-06-29 DE DE2333137A patent/DE2333137C3/de not_active Expired
-
1974
- 1974-06-27 CH CH888274A patent/CH576220A5/xx not_active IP Right Cessation
- 1974-06-28 DK DK351374A patent/DK142969C/da not_active IP Right Cessation
- 1974-06-28 NL NL7408797A patent/NL7408797A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
NL7408797A (de) | 1974-12-31 |
DK142969C (da) | 1981-10-05 |
DE2333137A1 (de) | 1975-01-16 |
DE2333137C3 (de) | 1982-11-18 |
DE2333137B2 (de) | 1977-08-18 |
CH576220A5 (de) | 1976-05-31 |
DK142969B (da) | 1981-03-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PBP | Patent lapsed |