DE602004020485D1 - Verringerung von Funkkanalstörung einer gemeinsam benutzten Abwärtsstrecke durch senden zu mehreren mobilen Einrichtungen unter Verwendung mehrere Antennenstrahlen - Google Patents

Verringerung von Funkkanalstörung einer gemeinsam benutzten Abwärtsstrecke durch senden zu mehreren mobilen Einrichtungen unter Verwendung mehrere Antennenstrahlen

Info

Publication number
DE602004020485D1
DE602004020485D1 DE602004020485T DE602004020485T DE602004020485D1 DE 602004020485 D1 DE602004020485 D1 DE 602004020485D1 DE 602004020485 T DE602004020485 T DE 602004020485T DE 602004020485 T DE602004020485 T DE 602004020485T DE 602004020485 D1 DE602004020485 D1 DE 602004020485D1
Authority
DE
Germany
Prior art keywords
radio channel
antenna beams
predetermined time
time interval
cell
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.)
Active
Application number
DE602004020485T
Other languages
English (en)
Inventor
Afif Osseiran
Andrew Logothetis
Marten Ericson
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson 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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of DE602004020485D1 publication Critical patent/DE602004020485D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04B7/0408—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
    • 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
    • H04B7/0613—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 simultaneous transmission
    • H04B7/0615—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 simultaneous transmission of weighted versions of same signal
    • H04B7/0617—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 simultaneous transmission of weighted versions of same signal for beam forming
    • 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
    • H04B7/0613—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 simultaneous transmission
    • H04B7/0615—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 simultaneous transmission of weighted versions of same signal
    • H04B7/0619—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 simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24—Cell structures
    • H04W16/28—Cell structures using beam steering

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Details Of Aerials (AREA)
  • Transceivers (AREA)
DE602004020485T 2003-09-24 2004-08-20 Verringerung von Funkkanalstörung einer gemeinsam benutzten Abwärtsstrecke durch senden zu mehreren mobilen Einrichtungen unter Verwendung mehrere Antennenstrahlen Active DE602004020485D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/668,363 US7437166B2 (en) 2003-09-24 2003-09-24 Reducing shared downlink radio channel interference by transmitting to multiple mobiles using multiple antenna beams
PCT/SE2004/001218 WO2005029896A1 (en) 2003-09-24 2004-08-20 Reducing shared downlink radio channel interference by transmitting to multiple mobiles using multiple antenna beams

Publications (1)

Publication Number Publication Date
DE602004020485D1 true DE602004020485D1 (de) 2009-05-20

Family

ID=34313466

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004020485T Active DE602004020485D1 (de) 2003-09-24 2004-08-20 Verringerung von Funkkanalstörung einer gemeinsam benutzten Abwärtsstrecke durch senden zu mehreren mobilen Einrichtungen unter Verwendung mehrere Antennenstrahlen

Country Status (8)

Country Link
US (1) US7437166B2 (de)
EP (1) EP1668941B1 (de)
KR (1) KR101096324B1 (de)
CN (1) CN100581281C (de)
AT (1) ATE428229T1 (de)
DE (1) DE602004020485D1 (de)
HK (1) HK1098619A1 (de)
WO (1) WO2005029896A1 (de)

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Also Published As

Publication number Publication date
CN1860815A (zh) 2006-11-08
EP1668941A1 (de) 2006-06-14
CN100581281C (zh) 2010-01-13
HK1098619A1 (en) 2007-07-20
KR101096324B1 (ko) 2011-12-20
ATE428229T1 (de) 2009-04-15
US7437166B2 (en) 2008-10-14
EP1668941B1 (de) 2009-04-08
WO2005029896A1 (en) 2005-03-31
KR20070004520A (ko) 2007-01-09
US20050064872A1 (en) 2005-03-24

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