CH594324A5 - - Google Patents

Info

Publication number
CH594324A5
CH594324A5 CH1109575A CH1109575A CH594324A5 CH 594324 A5 CH594324 A5 CH 594324A5 CH 1109575 A CH1109575 A CH 1109575A CH 1109575 A CH1109575 A CH 1109575A CH 594324 A5 CH594324 A5 CH 594324A5
Authority
CH
Switzerland
Application number
CH1109575A
Inventor
Alois Zimmermann
Hansruedi Mueller
Original Assignee
Autophon Ag
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 Autophon Ag filed Critical Autophon Ag
Priority to CH1109575A priority Critical patent/CH594324A5/xx
Priority to DE19762631517 priority patent/DE2631517A1/de
Priority to SE7608088A priority patent/SE409393B/xx
Priority to US05/713,496 priority patent/US4092600A/en
Priority to DK385776A priority patent/DK144080C/da
Priority to FR7626065A priority patent/FR2322504A1/fr
Publication of CH594324A5 publication Critical patent/CH594324A5/xx

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
CH1109575A 1975-08-27 1975-08-27 CH594324A5 (es)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CH1109575A CH594324A5 (es) 1975-08-27 1975-08-27
DE19762631517 DE2631517A1 (de) 1975-08-27 1976-07-10 Anlage fuer den funkverkehr mit einer in einem den versorgungsbereich einer einzigen festen sende-empfangsstation uebersteigenden gebiet verkehrenden beweglichen station
SE7608088A SE409393B (sv) 1975-08-27 1976-07-15 Anleggning for radiotrafik med en rorlig station for trafik i ett forsorjningsomradet for en enda fast sendar-mottagarstation overstigande omrade
US05/713,496 US4092600A (en) 1975-08-27 1976-08-11 Installation for two-way radio communication
DK385776A DK144080C (da) 1975-08-27 1976-08-26 Anlaeg til tovejs radioforbindelse imellem et fast talested ogmindst en station,der er mobil i et omraade,hvis stoerrelse overstiger en enkelt fast sender-modtagerstations daekningsomraade
FR7626065A FR2322504A1 (fr) 1975-08-27 1976-08-27 Installation de trafic radio avec une station mobile circulant dans une zone qui depasse la portee d'une seule station emettrice-receptrice fixe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1109575A CH594324A5 (es) 1975-08-27 1975-08-27

Publications (1)

Publication Number Publication Date
CH594324A5 true CH594324A5 (es) 1978-01-13

Family

ID=4369992

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1109575A CH594324A5 (es) 1975-08-27 1975-08-27

Country Status (6)

Country Link
US (1) US4092600A (es)
CH (1) CH594324A5 (es)
DE (1) DE2631517A1 (es)
DK (1) DK144080C (es)
FR (1) FR2322504A1 (es)
SE (1) SE409393B (es)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5328310A (en) * 1976-08-30 1978-03-16 Nippon Telegr & Teleph Corp <Ntt> Mobile radio control system
FR2383560A1 (fr) * 1977-03-09 1978-10-06 Trt Telecom Radio Electr Dispositif de commande de recherche de frequence dans un recepteur radioelectrique mobile par rapport a des stations emettrices
DE2856019A1 (de) * 1978-12-23 1980-07-10 Bosch Gmbh Robert Sprechfunknetz mit einer hauptstation, mindestens zwei auf demselben funkkanal arbeitenden relaisstationen und mit mehreren unterstationen
DE2931084C3 (de) * 1979-07-31 1982-03-11 Siemens AG, 1000 Berlin und 8000 München Funksystem
US4399555A (en) * 1980-04-28 1983-08-16 Bell Telephone Laboratories, Incorporated Cellular high capacity mobile radiotelephone system with fleet-calling arrangement for dispatch service
US4549311A (en) * 1982-08-03 1985-10-22 Motorola, Inc. Method and apparatus for measuring the strength of a radio signal frequency
US4485486A (en) * 1982-08-03 1984-11-27 Motorola, Inc. Method and apparatus for assigning duplex radio channels and scanning duplex radio channels assigned to mobile and portable radio telephones in a cellular radiotelephone communications system
US4481670A (en) * 1982-11-12 1984-11-06 Motorola, Inc. Method and apparatus for dynamically selecting transmitters for communications between a primary station and remote stations of a data communications system
DE3278260D1 (en) * 1982-12-21 1988-04-21 Bbc Brown Boveri & Cie Broadcasting method for a mobile radio network
US4578815A (en) * 1983-12-07 1986-03-25 Motorola, Inc. Wide area coverage radio communication system and method
JPS60143037A (ja) * 1983-12-29 1985-07-29 Nippon Telegr & Teleph Corp <Ntt> 移動無線通信方式
US4627045A (en) * 1984-02-14 1986-12-02 Rosemount Inc. Alternating communication channel switchover system
DE3418082C1 (de) * 1984-05-16 1985-10-17 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Anordnung zur Empfängerauswahl in einem Funksystem
DE3423780C2 (de) * 1984-06-28 1994-05-19 Aeg Mobile Communication Simplex-Funksystem
US4611334A (en) * 1984-08-31 1986-09-09 Motorola, Inc. Message capturing radio data system
US4730310A (en) * 1985-05-03 1988-03-08 American Telephone And Telegraph Company Terrestrial communications system
DE3621990C2 (de) * 1985-07-18 1993-12-09 Man Technologie Gmbh Kommunikationsvorrichtung innerhalb von Fahrzeugen
US4788711A (en) * 1985-11-25 1988-11-29 Cellular Communications Corporation Apparatus and method for a cellular freeway emergency telephone service
US4670906A (en) * 1986-04-02 1987-06-02 Motorola, Inc. Data communications system transmitter selection method and apparatus
AT391573B (de) * 1988-02-15 1990-10-25 Kapsch Ag Einrichtung zum empfang von auf der basis der uic-norm uebertragenen signalen auf fahrzeugen, insbesondere schienengebundenen fahrzeugen
US5159701A (en) * 1989-03-31 1992-10-27 E. F. Johnson Company Method and apparatus for a distributive wide area network for a land mobile transmission trunked communication system
US5040237A (en) * 1989-03-31 1991-08-13 E. F. Johnson Company Method and apparatus for an alternate home channel for a land mobile transmission trunked communication system
DE3910944C1 (en) * 1989-04-05 1991-01-17 Siebert, Gerhard, 3200 Hildesheim, De Arrangement for setting up radio traffic between mobile stations in underground mining
GB2273416B (en) * 1992-11-27 1997-03-26 Motorola Ltd A communications system and method therefor
US5627876A (en) * 1994-06-10 1997-05-06 Uniden America Corporation Call priority override in a land mobile radio system
US5787345A (en) * 1994-06-10 1998-07-28 Uniden America Corporation Automatic voice prompts in a land mobile radio system
US5901341A (en) * 1994-06-10 1999-05-04 Uniden America Corporation Land mobile radio system having a cell in which mobile radios transmit and receive both data and audio
US5678176A (en) * 1994-06-10 1997-10-14 Uniden America Corporation Direct inward dial telephone number recognition in a land mobile radio system
US5625870A (en) * 1994-06-10 1997-04-29 Uniden America Corporation Fraud control for radio fleets in a land mobile radio system
US5557606A (en) * 1994-06-10 1996-09-17 Uniden America Corporation Routing of voice communication at a cell site in a land mobile radio system
US5646632A (en) * 1994-11-14 1997-07-08 Lucent Technologies Inc. Method and apparatus for a portable communication device to identify its own location
US6005884A (en) * 1995-11-06 1999-12-21 Ems Technologies, Inc. Distributed architecture for a wireless data communications system
GB9525110D0 (en) * 1995-12-08 1996-02-07 Northern Telecom Ltd An antenna assembly
US6529486B1 (en) 1997-04-11 2003-03-04 Transcrypt International/E.F. Johnson Company Trunked radio repeater communication system
US6684080B1 (en) 1997-05-28 2004-01-27 Transcrypt International/E. F. Johnson Company Trunked radio repeater communication system including home channel aliasing and call grouping
US6374115B1 (en) 1997-05-28 2002-04-16 Transcrypt International/E.F. Johnson Method and apparatus for trunked radio repeater communications with backwards compatibility

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2642524A (en) * 1948-11-04 1953-06-16 Gen Electric Co Ltd Radio communication system
US2883522A (en) * 1955-05-18 1959-04-21 Tele Dynamics Inc Mobile communication system with carrier signal strength control
DE1251830B (es) * 1961-08-07
CH428868A (de) * 1965-12-17 1967-01-31 Autophon Ag Schaltungsanordnung für Anlagen mit mehreren fixen Sendestationen und mindestens einer einen Empfänger enthaltenden mobilen Station
DE1591556A1 (de) * 1967-09-28 1970-10-08 Siemens Ag Mehrere ortsfeste Sendestellen und ortsbewegliche Empfangsstellen umfassendes Funknetz
US3662267A (en) * 1970-05-20 1972-05-09 Sylvania Electric Prod System for locating and communicating with mobile units
US3818345A (en) * 1972-12-29 1974-06-18 Nepon Kk Low frequency signal transmission and indicating system
JPS5241082B2 (es) * 1973-03-28 1977-10-17
US3906166A (en) * 1973-10-17 1975-09-16 Motorola Inc Radio telephone system
US3955140A (en) * 1975-05-20 1976-05-04 Public Systems, Inc. Mobile radio extension unit with punch through operation

Also Published As

Publication number Publication date
FR2322504A1 (fr) 1977-03-25
DK144080C (da) 1982-05-03
US4092600A (en) 1978-05-30
SE409393B (sv) 1979-08-13
DE2631517A1 (de) 1977-03-03
DK144080B (da) 1981-11-30
SE7608088L (sv) 1977-02-28
DK385776A (da) 1977-02-28
FR2322504B1 (es) 1982-05-07

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Legal Events

Date Code Title Description
PL Patent ceased