IT1205657B - Impianto di radiodiffusione isofrequenziale di programmi radiofonici,particolarmente in modulazione di frequenza,lungo un percorso stradale - Google Patents

Impianto di radiodiffusione isofrequenziale di programmi radiofonici,particolarmente in modulazione di frequenza,lungo un percorso stradale

Info

Publication number
IT1205657B
IT1205657B IT20608/87A IT2060887A IT1205657B IT 1205657 B IT1205657 B IT 1205657B IT 20608/87 A IT20608/87 A IT 20608/87A IT 2060887 A IT2060887 A IT 2060887A IT 1205657 B IT1205657 B IT 1205657B
Authority
IT
Italy
Prior art keywords
radio
isofrequential
along
frequency modulation
broadcast system
Prior art date
Application number
IT20608/87A
Other languages
English (en)
Other versions
IT8720608A0 (it
Inventor
Franco Angeli
Original Assignee
Rai Radiotelevisione Italiana
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 Rai Radiotelevisione Italiana filed Critical Rai Radiotelevisione Italiana
Priority to IT20608/87A priority Critical patent/IT1205657B/it
Publication of IT8720608A0 publication Critical patent/IT8720608A0/it
Priority to DE198888105345T priority patent/DE291676T1/de
Priority to DE8888105345T priority patent/DE3865520D1/de
Priority to EP88105345A priority patent/EP0291676B1/en
Application granted granted Critical
Publication of IT1205657B publication Critical patent/IT1205657B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/65—Arrangements characterised by transmission systems for broadcast
    • H04H20/67—Common-wave systems, i.e. using separate transmitters operating on substantially the same frequency
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/091—Traffic information broadcasting
    • G08G1/094—Hardware aspects; Signal processing or signal properties, e.g. frequency bands

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Near-Field Transmission Systems (AREA)
IT20608/87A 1987-05-21 1987-05-21 Impianto di radiodiffusione isofrequenziale di programmi radiofonici,particolarmente in modulazione di frequenza,lungo un percorso stradale IT1205657B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT20608/87A IT1205657B (it) 1987-05-21 1987-05-21 Impianto di radiodiffusione isofrequenziale di programmi radiofonici,particolarmente in modulazione di frequenza,lungo un percorso stradale
DE198888105345T DE291676T1 (de) 1987-05-21 1988-04-02 Vorrichtung fuer die isofrequentielle uebertragung von rundfunkprogrammen, insbesondere in frequenzmodulation entlang einer autobahn.
DE8888105345T DE3865520D1 (de) 1987-05-21 1988-04-02 Vorrichtung fuer die isofrequentielle uebertragung von rundfunkprogrammen, insbesondere in frequenzmodulation entlang einer autobahn.
EP88105345A EP0291676B1 (en) 1987-05-21 1988-04-02 Apparatus for the isofrequential broadcasting of radio programmes, particularly in frequency modulation, along a highway

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20608/87A IT1205657B (it) 1987-05-21 1987-05-21 Impianto di radiodiffusione isofrequenziale di programmi radiofonici,particolarmente in modulazione di frequenza,lungo un percorso stradale

Publications (2)

Publication Number Publication Date
IT8720608A0 IT8720608A0 (it) 1987-05-21
IT1205657B true IT1205657B (it) 1989-03-31

Family

ID=11169486

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20608/87A IT1205657B (it) 1987-05-21 1987-05-21 Impianto di radiodiffusione isofrequenziale di programmi radiofonici,particolarmente in modulazione di frequenza,lungo un percorso stradale

Country Status (3)

Country Link
EP (1) EP0291676B1 (it)
DE (2) DE3865520D1 (it)
IT (1) IT1205657B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2639492B1 (fr) * 1988-11-23 1994-07-29 Autoroutes Cie Financ Indle Procede et dispositif de radiodiffusion isofrequence a interferences attenuees
FR2673784B1 (fr) * 1991-03-08 1993-07-02 Autoroutes Cie Financ Indle Perfectionnement aux reseaux isofrequence.
IT1255805B (it) * 1992-08-07 1995-11-16 Procedimento per il trasferimento tramite ponte radioelettrico video di segnali destinati alla radiodiffusione isofrequenziale
US5468638A (en) * 1992-09-28 1995-11-21 Becton, Dickinson And Company Cell culture insert
FR2710010A1 (fr) * 1993-09-17 1995-03-24 Sanef Dispositif et procédé pour maintenir éveillé un conducteur automobile.
DE10248685A1 (de) * 2002-07-15 2004-02-05 Prosch, Theodor, Dr. Gleichwellensendernetze auf der Grundlage von Breitbandverteilanlagen
DE102004016406B4 (de) * 2004-03-26 2006-06-08 Prosch, Theodor, Dr. Steuerung von Gleichwellensendern mit Signalzuführung durch Breitbandverteilanlagen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1252284B (it) *
DE3020176A1 (de) * 1980-05-28 1981-12-03 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren und anordnung zum zeitgleichen aussenden von nachrichten ueber mehrere gleichwellensender
DE3213645A1 (de) * 1982-04-14 1983-10-27 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Gleichwellenfunknetz

Also Published As

Publication number Publication date
EP0291676B1 (en) 1991-10-16
IT8720608A0 (it) 1987-05-21
DE291676T1 (de) 1989-03-30
DE3865520D1 (de) 1991-11-21
EP0291676A3 (en) 1989-03-29
EP0291676A2 (en) 1988-11-23

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Effective date: 19970528