SE518016C2 - Metod och anordning för att minska fädning i mobilradiosystem - Google Patents

Metod och anordning för att minska fädning i mobilradiosystem

Info

Publication number
SE518016C2
SE518016C2 SE9503990A SE9503990A SE518016C2 SE 518016 C2 SE518016 C2 SE 518016C2 SE 9503990 A SE9503990 A SE 9503990A SE 9503990 A SE9503990 A SE 9503990A SE 518016 C2 SE518016 C2 SE 518016C2
Authority
SE
Sweden
Prior art keywords
antenna
antennas
antenna arrangements
mobile
arrangements
Prior art date
Application number
SE9503990A
Other languages
English (en)
Swedish (sv)
Other versions
SE9503990D0 (sv
SE9503990L (sv
Inventor
Krister Gunmar
Ulf Teght
Original Assignee
Telia Ab
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 Telia Ab filed Critical Telia Ab
Priority to SE9503990A priority Critical patent/SE518016C2/sv
Publication of SE9503990D0 publication Critical patent/SE9503990D0/xx
Priority to EP96850170A priority patent/EP0773637B1/fr
Publication of SE9503990L publication Critical patent/SE9503990L/
Publication of SE518016C2 publication Critical patent/SE518016C2/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
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • 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
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0602—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using antenna switching
    • H04B7/0604—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using antenna switching with predefined switching scheme

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
SE9503990A 1995-11-10 1995-11-10 Metod och anordning för att minska fädning i mobilradiosystem SE518016C2 (sv)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SE9503990A SE518016C2 (sv) 1995-11-10 1995-11-10 Metod och anordning för att minska fädning i mobilradiosystem
EP96850170A EP0773637B1 (fr) 1995-11-10 1996-10-16 Procédé et dispositif pour transmission mobile intérieure avec multiplicité d'antennes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9503990A SE518016C2 (sv) 1995-11-10 1995-11-10 Metod och anordning för att minska fädning i mobilradiosystem

Publications (3)

Publication Number Publication Date
SE9503990D0 SE9503990D0 (sv) 1995-11-10
SE9503990L SE9503990L (sv) 1997-05-11
SE518016C2 true SE518016C2 (sv) 2002-08-13

Family

ID=20400161

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9503990A SE518016C2 (sv) 1995-11-10 1995-11-10 Metod och anordning för att minska fädning i mobilradiosystem

Country Status (2)

Country Link
EP (1) EP0773637B1 (fr)
SE (1) SE518016C2 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2312790A (en) * 1996-04-30 1997-11-05 Northern Telecom Ltd Omnidirectional antenna arrangement
US5930248A (en) * 1997-03-04 1999-07-27 Telefonaktiebolaget Lm Ericsson Radio communication system selectively using multicast with variable offset time
US6424634B1 (en) * 1998-09-18 2002-07-23 Innowave Eci Wireless Systems Ltd. Wireless duplex communication system and method of operating same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3922685A (en) 1973-07-30 1975-11-25 Motorola Inc Antenna pattern generator and switching apparatus
CH682195A5 (fr) * 1991-07-31 1993-07-30 Ascom Tech Ag
SE514000C2 (sv) * 1992-04-29 2000-12-11 Telia Ab Förfarande och anordning för att minska fädningen mellan basstation och mobila enheter
CA2118355C (fr) * 1993-11-30 2002-12-10 Michael James Gans Utilisation de polirisation orthogonales et de decalages de signaux variant avec le temps pour l'emission ou la reception de signaux
JP2876517B2 (ja) * 1994-02-16 1999-03-31 松下電器産業株式会社 Ｃｄｍａ／ｔｄｄ方式基地局装置およびｃｄｍａ／ｔｄｄ方式移動局装置およびｃｄｍａ／ｔｄｄ方式無線通信システムおよびｃｄｍａ／ｔｄｄ方式無線通信方法
US5564121A (en) * 1994-08-18 1996-10-08 Northern Telecom Limited Microcell layout having directional and omnidirectional antennas defining a rectilinear layout in a building

Also Published As

Publication number Publication date
EP0773637A1 (fr) 1997-05-14
SE9503990D0 (sv) 1995-11-10
SE9503990L (sv) 1997-05-11
EP0773637B1 (fr) 2002-09-18

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Legal Events

Date Code Title Description
NUG Patent has lapsed