DE3464106D1 - Electronic antenna array for a cellular radio telephone network with fixed base stations, and with mobile and portable units - Google Patents

Electronic antenna array for a cellular radio telephone network with fixed base stations, and with mobile and portable units

Info

Publication number
DE3464106D1
DE3464106D1 DE8484400396T DE3464106T DE3464106D1 DE 3464106 D1 DE3464106 D1 DE 3464106D1 DE 8484400396 T DE8484400396 T DE 8484400396T DE 3464106 T DE3464106 T DE 3464106T DE 3464106 D1 DE3464106 D1 DE 3464106D1
Authority
DE
Germany
Prior art keywords
mobile
base stations
telephone network
antenna array
fixed base
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE8484400396T
Other languages
English (en)
Inventor
Jacques Couet
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Application granted granted Critical
Publication of DE3464106D1 publication Critical patent/DE3464106D1/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/04—Frequency-transposition arrangements
    • 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
    • H04B7/10—Polarisation diversity; Directional diversity
    • 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
    • H04B7/2621—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using frequency division multiple access [FDMA]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
DE8484400396T 1983-03-07 1984-02-28 Electronic antenna array for a cellular radio telephone network with fixed base stations, and with mobile and portable units Expired DE3464106D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8303700A FR2542506B1 (fr) 1983-03-07 1983-03-07 Systeme d'antenne electronique pour reseau cellulaire de radiotelephones associant des stations fixes a des postes mobiles et a des postes portatifs

Publications (1)

Publication Number Publication Date
DE3464106D1 true DE3464106D1 (en) 1987-07-09

Family

ID=9286568

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484400396T Expired DE3464106D1 (en) 1983-03-07 1984-02-28 Electronic antenna array for a cellular radio telephone network with fixed base stations, and with mobile and portable units

Country Status (3)

Country Link
EP (1) EP0118357B1 (de)
DE (1) DE3464106D1 (de)
FR (1) FR2542506B1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3508285C1 (de) * 1985-03-08 1992-03-26 Siemens Ag Funkueberleitstelle fuer ein Mobilfunknetz
US5303240A (en) * 1991-07-08 1994-04-12 Motorola, Inc. Telecommunications system using directional antennas
FI90703C (fi) * 1992-02-14 1994-03-10 Nokia Mobile Phones Ltd Diversiteettiboosteri
GB9402942D0 (en) * 1994-02-16 1994-04-06 Northern Telecom Ltd Base station antenna arrangement
US5684491A (en) * 1995-01-27 1997-11-04 Hazeltine Corporation High gain antenna systems for cellular use
US5875396A (en) * 1995-11-13 1999-02-23 Wytec, Incorporated Multichannel radio frequency transmission system to deliver wideband digital data into independent sectorized service areas
DE19617140C2 (de) * 1996-04-29 1999-07-15 Siemens Ag Funkstation zum Senden und Empfangen digitaler Informationen in einem Mobil-Kommunikationssystem
FI103618B (fi) * 1997-07-04 1999-07-30 Nokia Telecommunications Oy Vastaanotetun signaalin tulkitseminen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2631238A (en) * 1949-02-16 1953-03-10 Belmont Radio Corp Antenna array
US3453622A (en) * 1967-06-15 1969-07-01 Sanders Associates Inc Polarization diversity transmission system
US3810255A (en) * 1971-06-10 1974-05-07 Communications Satellite Corp Frequency translation routing communications transponder
DE2657591A1 (de) * 1976-12-18 1978-06-22 Licentia Gmbh Vielkanaleinrichtung
GB1567888A (en) * 1977-05-02 1980-05-21 Motorola Inc Sectored antenna receiving system

Also Published As

Publication number Publication date
EP0118357B1 (de) 1987-06-03
FR2542506A1 (fr) 1984-09-14
EP0118357A1 (de) 1984-09-12
FR2542506B1 (fr) 1985-06-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee