SE7705415L - Anordning vid kommunikationssystem - Google Patents
Anordning vid kommunikationssystemInfo
- Publication number
- SE7705415L SE7705415L SE7705415A SE7705415A SE7705415L SE 7705415 L SE7705415 L SE 7705415L SE 7705415 A SE7705415 A SE 7705415A SE 7705415 A SE7705415 A SE 7705415A SE 7705415 L SE7705415 L SE 7705415L
- Authority
- SE
- Sweden
- Prior art keywords
- communication systems
- systems
- communication
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/022—Site diversity; Macro-diversity
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 |
---|---|---|---|
US05/685,223 US4010327A (en) | 1976-05-11 | 1976-05-11 | Communication system interface circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7705415L true SE7705415L (sv) | 1977-11-12 |
SE419153B SE419153B (sv) | 1981-07-13 |
Family
ID=24751250
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7705415A SE419153B (sv) | 1976-05-11 | 1977-05-10 | Anordning vid ett kommunikationssystem |
Country Status (4)
Country | Link |
---|---|
US (1) | US4010327A (sv) |
BR (1) | BR7702918A (sv) |
CA (1) | CA1089016A (sv) |
SE (1) | SE419153B (sv) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1202809B (it) * | 1978-12-22 | 1989-02-09 | Sits Soc It Telecom Siemens | Traslatore di linea per sistemi radiotelefonici |
US4821292A (en) * | 1987-06-03 | 1989-04-11 | General Electric Company | Adaptive limiter/detector which changes time constant upon detection of dotting pattern |
US4835731A (en) * | 1987-08-14 | 1989-05-30 | General Electric Company | Processor-to-processor communications protocol for a public service trunking system |
US4903262A (en) * | 1987-08-14 | 1990-02-20 | General Electric Company | Hardware interface and protocol for a mobile radio transceiver |
US5125102A (en) * | 1987-06-03 | 1992-06-23 | Ericsson Ge Mobile Communications Inc. | Trunked radio repeater system including synchronization of a control channel and working channels |
US5274837A (en) * | 1987-06-03 | 1993-12-28 | Ericsson Ge Mobile Communications Inc. | Trunked radio repeater system with multigroup calling feature |
US4905302A (en) * | 1987-06-03 | 1990-02-27 | General Electric Company | Trunked radio repeater system |
US4939746A (en) * | 1987-06-03 | 1990-07-03 | General Electric Company | Trunked radio repeater system |
US4926496A (en) * | 1987-08-14 | 1990-05-15 | General Electric Company | Method and apparatus for infrequent radio users to simply obtain emergency assistance |
US4905234A (en) * | 1987-06-03 | 1990-02-27 | General Electric Company | Apparatus and method for transmitting digital data over a radio communications channel |
US5175866A (en) * | 1987-06-03 | 1992-12-29 | Ericcson Ge Mobile Communications Inc. | Fail-soft architecture for public trunking system |
US5274838A (en) * | 1987-06-03 | 1993-12-28 | Ericsson Ge Mobile Communications Inc. | Fail-soft architecture for public trunking system |
US5206863A (en) * | 1987-08-14 | 1993-04-27 | General Electric Company | Processor-to-processor communications protocol for a public service trunking system |
US5109543A (en) * | 1987-08-14 | 1992-04-28 | General Electric Company | Hardware interface and protocol for a mobile radio transceiver |
US5128930A (en) * | 1987-08-14 | 1992-07-07 | General Electric Company | Processor-to-processor communications protocol for a public service trunking system |
US5265093A (en) * | 1987-08-14 | 1993-11-23 | Ericsson Ge Mobile Communications Inc. | Hardware interface and protocol for a mobile radio transceiver |
US5086506A (en) * | 1987-08-14 | 1992-02-04 | General Electric Company | Radio trunking fault detection system with power output monitoring and on-air monitoring |
US5117501A (en) * | 1988-08-08 | 1992-05-26 | General Electric Company | Dynamic regrouping in a trunked radio communications system |
US5077828A (en) * | 1988-09-01 | 1991-12-31 | General Electric Company | RF channel expansion in a trunked radio communications system |
US5408680A (en) * | 1992-08-11 | 1995-04-18 | Ericsson Ge Mobile Communications Inc. | Single channel autonomous digitally trunked RF communications system |
US6233440B1 (en) * | 1998-08-05 | 2001-05-15 | Triquint Semiconductor, Inc. | RF power amplifier with variable bias current |
US7586458B2 (en) * | 2007-03-19 | 2009-09-08 | Ahmadreza Rofougaran | Method and system for using a transformer for FM transmit and FM receive functionality |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2190546A (en) * | 1938-08-27 | 1940-02-13 | American Telephone & Telegraph | Control circuit for radio receivers |
US2870326A (en) * | 1956-05-14 | 1959-01-20 | Collins Radio Co | Device for selecting signal of greatest energy |
US2985755A (en) * | 1957-05-27 | 1961-05-23 | Gen Electric | Communication system |
US3764915A (en) * | 1971-06-25 | 1973-10-09 | Bell Telephone Labor Inc | Dynamic program control for channel assignment in mobile communication systems |
US3898390A (en) * | 1973-05-15 | 1975-08-05 | Martin Marietta Corp | Multiple zone communications system and method |
US3984776A (en) * | 1975-11-19 | 1976-10-05 | Motorola, Inc. | Signal quality detector |
-
1976
- 1976-05-11 US US05/685,223 patent/US4010327A/en not_active Expired - Lifetime
-
1977
- 1977-03-22 CA CA274,474A patent/CA1089016A/en not_active Expired
- 1977-05-05 BR BR7702918A patent/BR7702918A/pt unknown
- 1977-05-10 SE SE7705415A patent/SE419153B/sv unknown
Also Published As
Publication number | Publication date |
---|---|
BR7702918A (pt) | 1978-05-23 |
US4010327A (en) | 1977-03-01 |
CA1089016A (en) | 1980-11-04 |
SE419153B (sv) | 1981-07-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SE7704465L (sv) | Anordning vid kanyler | |
SE7705415L (sv) | Anordning vid kommunikationssystem | |
SE7702874L (sv) | Anordning vid transportsystem | |
FI773551A (fi) | Tryckknappsomkopplare foer anvaendning vid pao en isolerande basplatta anordnade stroemkretsar | |
SE7612550L (sv) | Anordning vid eldstad | |
SE7611350L (sv) | Anordning vid digitalt kommunikationssystem | |
ATA175777A (de) | Sprechfunksystem | |
FI58093B (fi) | Anordning vid gripbyglar foer hjul pao fordon | |
SE404170B (sv) | Anordning vid separatoranleggningar | |
SE7607162L (sv) | Anordning vid telefonanleggningar | |
SE7705748L (sv) | Anordning vid stegfeste for stegar | |
FI773114A (fi) | Anordning foer temperaturbegraensning vid kanalvaermare | |
SE396311B (sv) | Anordning vid sagsverd | |
SE7706884L (sv) | Anordning vid forgasare | |
SE431706B (sv) | Draganordning vid traktorer | |
SE7610679L (sv) | Anordning vid regummeringsanleggningar | |
SE419927B (sv) | Hallaranordning for apparatenheter | |
SE391280B (sv) | Anordning vid salivsugare | |
SE7608780L (sv) | Anordning vid forbrenningsugn | |
SE7708726L (sv) | Anordning vid forgasare | |
SE415709B (sv) | Anordning vid eldror | |
SE7703941L (sv) | Anordning vid jordfresar | |
SE7701785L (sv) | Anordning vid strombrytare for pumpanleggningar | |
SE7712452L (sv) | Anordning vid sjelvlasande berskenor | |
SE7601429L (sv) | Anordning vid dorrlas |