DK634187A - Radiotransmissionssystem - Google Patents
RadiotransmissionssystemInfo
- Publication number
- DK634187A DK634187A DK634187A DK634187A DK634187A DK 634187 A DK634187 A DK 634187A DK 634187 A DK634187 A DK 634187A DK 634187 A DK634187 A DK 634187A DK 634187 A DK634187 A DK 634187A
- Authority
- DK
- Denmark
- Prior art keywords
- transmission system
- radio transmission
- radio
- transmission
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L3/00—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
- B61L3/02—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control
- B61L3/08—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically
- B61L3/12—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves
- B61L3/125—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves using short-range radio transmission
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
- H04W88/085—Access point devices with remote components
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mechanical Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
- Transmitters (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3734282 | 1987-10-09 | ||
| DE19873736446 DE3736446A1 (de) | 1987-10-28 | 1987-10-28 | Funkuebertragungssystem |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK634187D0 DK634187D0 (da) | 1987-12-02 |
| DK634187A true DK634187A (da) | 1989-04-10 |
Family
ID=25860648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK634187A DK634187A (da) | 1987-10-09 | 1987-12-02 | Radiotransmissionssystem |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0310705A1 (da) |
| DK (1) | DK634187A (da) |
| FI (1) | FI875321A (da) |
| IE (1) | IE873276L (da) |
| PT (1) | PT86257A (da) |
| YU (1) | YU46878B (da) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4008790A1 (de) * | 1990-03-19 | 1991-09-26 | Albert Peitz | Schaltungsanordnung fuer aus vermittlungsstellen bestehende fernmeldewaehlnetze, vorzugsweise fernsprechwaehlnetze |
| DE4310645A1 (de) * | 1993-04-01 | 1994-10-06 | Deutsche Aerospace | Funksystem zur Nachrichtenübertragung zwischen mindestens einer Mobilstation und n längs einer Strecke angeordneten ortsfesten Basisstationen |
| DE19725308C2 (de) * | 1997-06-11 | 1999-08-12 | Francois Sanvi D Dipl In Sodji | Verfahren und Anordnung zur visuellen Überwachung eines fahrenden Zuges |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2644206C2 (de) * | 1976-09-30 | 1982-04-29 | Siemens AG, 1000 Berlin und 8000 München | Funksystem |
| DE3025930A1 (de) * | 1980-07-09 | 1982-02-04 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Funksystem mit laengs vorgegebener strecken beweglichen sende- empfangsstationen |
| DE3135231A1 (de) * | 1981-09-05 | 1983-04-07 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Nachrichtenuebertragungssystem |
| FR2517147A1 (fr) * | 1981-11-25 | 1983-05-27 | Telecommunications Sa | Systeme numerique de transmission d'informations par voie optique dit pluribus optique |
| US4680786A (en) * | 1985-10-01 | 1987-07-14 | At&T Company | Communication system for providing business communication features to cellular mobile telecommunication customers |
| US4730888A (en) * | 1986-02-20 | 1988-03-15 | American Telephone And Telegraph Company, At&T Bell Laboratories | Optimized guided wave communication system |
-
1987
- 1987-11-19 EP EP87117027A patent/EP0310705A1/de not_active Withdrawn
- 1987-12-02 IE IE327687A patent/IE873276L/xx unknown
- 1987-12-02 FI FI875321A patent/FI875321A/fi not_active Application Discontinuation
- 1987-12-02 DK DK634187A patent/DK634187A/da not_active Application Discontinuation
- 1987-12-02 PT PT8625787A patent/PT86257A/pt not_active Application Discontinuation
- 1987-12-09 YU YU217587A patent/YU46878B/sh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FI875321A0 (fi) | 1987-12-02 |
| PT86257A (de) | 1989-07-31 |
| YU217587A (en) | 1990-12-31 |
| DK634187D0 (da) | 1987-12-02 |
| EP0310705A1 (de) | 1989-04-12 |
| FI875321A (fi) | 1989-04-10 |
| YU46878B (sh) | 1994-06-24 |
| IE873276L (en) | 1989-04-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AHB | Application shelved due to non-payment |