SE419153B - Anordning vid ett kommunikationssystem - Google Patents

Anordning vid ett kommunikationssystem

Info

Publication number
SE419153B
SE419153B SE7705415A SE7705415A SE419153B SE 419153 B SE419153 B SE 419153B SE 7705415 A SE7705415 A SE 7705415A SE 7705415 A SE7705415 A SE 7705415A SE 419153 B SE419153 B SE 419153B
Authority
SE
Sweden
Prior art keywords
communication system
communication
Prior art date
Application number
SE7705415A
Other languages
English (en)
Other versions
SE7705415L (sv
Inventor
A Kobrinetz
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of SE7705415L publication Critical patent/SE7705415L/sv
Publication of SE419153B publication Critical patent/SE419153B/sv

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)
SE7705415A 1976-05-11 1977-05-10 Anordning vid ett kommunikationssystem SE419153B (sv)

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 SE7705415L (sv) 1977-11-12
SE419153B true 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)

* Cited by examiner, † Cited by third party
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
US5274838A (en) * 1987-06-03 1993-12-28 Ericsson Ge Mobile Communications Inc. Fail-soft architecture for public trunking system
US4939746A (en) * 1987-06-03 1990-07-03 General Electric Company Trunked radio repeater system
US4905302A (en) * 1987-06-03 1990-02-27 General Electric Company Trunked radio repeater system
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
US5175866A (en) * 1987-06-03 1992-12-29 Ericcson Ge Mobile Communications Inc. Fail-soft architecture for public trunking system
US4835731A (en) * 1987-08-14 1989-05-30 General Electric Company Processor-to-processor communications protocol for a public service trunking system
US5274837A (en) * 1987-06-03 1993-12-28 Ericsson Ge Mobile Communications Inc. Trunked radio repeater system with multigroup calling feature
US4903262A (en) * 1987-08-14 1990-02-20 General Electric Company Hardware interface and protocol for a mobile radio transceiver
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
US5128930A (en) * 1987-08-14 1992-07-07 General Electric Company Processor-to-processor communications protocol for a public service trunking system
US5086506A (en) * 1987-08-14 1992-02-04 General Electric Company Radio trunking fault detection system with power output monitoring and on-air monitoring
US5265093A (en) * 1987-08-14 1993-11-23 Ericsson Ge Mobile Communications Inc. Hardware interface and protocol for a mobile radio transceiver
US5109543A (en) * 1987-08-14 1992-04-28 General Electric Company Hardware interface and protocol for a mobile radio transceiver
US5206863A (en) * 1987-08-14 1993-04-27 General Electric Company Processor-to-processor communications protocol for a public service trunking system
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
US7683851B2 (en) * 2007-03-19 2010-03-23 Broadcom Corporation Method and system for using a single transformer for FM transmit and FM receive functions

Family Cites Families (6)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
US4010327A (en) 1977-03-01
CA1089016A (en) 1980-11-04
SE7705415L (sv) 1977-11-12
BR7702918A (pt) 1978-05-23

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