FR2365249B1 - - Google Patents

Info

Publication number
FR2365249B1
FR2365249B1 FR7628320A FR7628320A FR2365249B1 FR 2365249 B1 FR2365249 B1 FR 2365249B1 FR 7628320 A FR7628320 A FR 7628320A FR 7628320 A FR7628320 A FR 7628320A FR 2365249 B1 FR2365249 B1 FR 2365249B1
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
FR7628320A
Other languages
French (fr)
Other versions
FR2365249A1 (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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR7628320A priority Critical patent/FR2365249A1/fr
Publication of FR2365249A1 publication Critical patent/FR2365249A1/fr
Application granted granted Critical
Publication of FR2365249B1 publication Critical patent/FR2365249B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/123—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams
    • G08G1/127—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams to a central station ; Indicators in a central station
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2603—Arrangements for wireless physical layer control
    • H04B7/2606—Arrangements for base station coverage control, e.g. by using relays in tunnels

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mobile Radio Communication Systems (AREA)
FR7628320A 1976-09-21 1976-09-21 Systeme de telecommunications etablissant des liaisons entre postes mobiles et postes fixes par l'intermediaire de postes relais fixes, et postes relais associes Granted FR2365249A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7628320A FR2365249A1 (fr) 1976-09-21 1976-09-21 Systeme de telecommunications etablissant des liaisons entre postes mobiles et postes fixes par l'intermediaire de postes relais fixes, et postes relais associes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7628320A FR2365249A1 (fr) 1976-09-21 1976-09-21 Systeme de telecommunications etablissant des liaisons entre postes mobiles et postes fixes par l'intermediaire de postes relais fixes, et postes relais associes

Publications (2)

Publication Number Publication Date
FR2365249A1 FR2365249A1 (fr) 1978-04-14
FR2365249B1 true FR2365249B1 (enFirst) 1979-09-07

Family

ID=9177898

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7628320A Granted FR2365249A1 (fr) 1976-09-21 1976-09-21 Systeme de telecommunications etablissant des liaisons entre postes mobiles et postes fixes par l'intermediaire de postes relais fixes, et postes relais associes

Country Status (1)

Country Link
FR (1) FR2365249A1 (enFirst)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4321348C2 (de) * 1993-06-26 2000-02-24 Line Elektro Electronic Gmbh E Verfahren und Vorrichtung zur Früherkennung und Meldung von Fehler- und Gefahrenquellen in schienengebundenen und schienenlosen Fahrzeugen des öffentlichen Nahverkehrs

Also Published As

Publication number Publication date
FR2365249A1 (fr) 1978-04-14

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Legal Events

Date Code Title Description
ST Notification of lapse