SE409393B - Anleggning for radiotrafik med en rorlig station for trafik i ett forsorjningsomradet for en enda fast sendar-mottagarstation overstigande omrade - Google Patents
Anleggning for radiotrafik med en rorlig station for trafik i ett forsorjningsomradet for en enda fast sendar-mottagarstation overstigande omradeInfo
- Publication number
- SE409393B SE409393B SE7608088A SE7608088A SE409393B SE 409393 B SE409393 B SE 409393B SE 7608088 A SE7608088 A SE 7608088A SE 7608088 A SE7608088 A SE 7608088A SE 409393 B SE409393 B SE 409393B
- Authority
- SE
- Sweden
- Prior art keywords
- traffic
- area
- installation
- station
- fixed transmission
- Prior art date
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1109575A CH594324A5 (fr) | 1975-08-27 | 1975-08-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7608088L SE7608088L (sv) | 1977-02-28 |
SE409393B true SE409393B (sv) | 1979-08-13 |
Family
ID=4369992
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
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 |
Country Status (6)
Country | Link |
---|---|
US (1) | US4092600A (fr) |
CH (1) | CH594324A5 (fr) |
DE (1) | DE2631517A1 (fr) |
DK (1) | DK144080C (fr) |
FR (1) | FR2322504A1 (fr) |
SE (1) | SE409393B (fr) |
Families Citing this family (36)
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 |
US5678176A (en) * | 1994-06-10 | 1997-10-14 | Uniden America Corporation | Direct inward dial telephone number recognition 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 |
US5787345A (en) * | 1994-06-10 | 1998-07-28 | Uniden America Corporation | Automatic voice prompts 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 |
US5627876A (en) * | 1994-06-10 | 1997-05-06 | Uniden America Corporation | Call priority override 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 |
US6374115B1 (en) | 1997-05-28 | 2002-04-16 | Transcrypt International/E.F. Johnson | Method and apparatus for trunked radio repeater communications with backwards compatibility |
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 |
Family Cites Families (10)
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 (fr) * | 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 (fr) * | 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 |
-
1975
- 1975-08-27 CH CH1109575A patent/CH594324A5/xx not_active IP Right Cessation
-
1976
- 1976-07-10 DE DE19762631517 patent/DE2631517A1/de not_active Withdrawn
- 1976-07-15 SE SE7608088A patent/SE409393B/xx not_active IP Right Cessation
- 1976-08-11 US US05/713,496 patent/US4092600A/en not_active Expired - Lifetime
- 1976-08-26 DK DK385776A patent/DK144080C/da active
- 1976-08-27 FR FR7626065A patent/FR2322504A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2322504B1 (fr) | 1982-05-07 |
DK144080C (da) | 1982-05-03 |
DK385776A (da) | 1977-02-28 |
CH594324A5 (fr) | 1978-01-13 |
US4092600A (en) | 1978-05-30 |
DK144080B (da) | 1981-11-30 |
SE7608088L (sv) | 1977-02-28 |
DE2631517A1 (de) | 1977-03-03 |
FR2322504A1 (fr) | 1977-03-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 7608088-6 Effective date: 19900702 Format of ref document f/p: F |