AU2001218574A1 - Method for controlling the data signal weighting in multi-element transceivers and corresponding devices and telecommunications network - Google Patents

Method for controlling the data signal weighting in multi-element transceivers and corresponding devices and telecommunications network

Info

Publication number
AU2001218574A1
AU2001218574A1 AU2001218574A AU1857401A AU2001218574A1 AU 2001218574 A1 AU2001218574 A1 AU 2001218574A1 AU 2001218574 A AU2001218574 A AU 2001218574A AU 1857401 A AU1857401 A AU 1857401A AU 2001218574 A1 AU2001218574 A1 AU 2001218574A1
Authority
AU
Australia
Prior art keywords
data signal
transceiver
controlling
telecommunications network
weighting
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.)
Abandoned
Application number
AU2001218574A
Other languages
English (en)
Inventor
Ari Hottinen
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.)
Nokia Oyj
Original Assignee
Nokia Oyj
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 Nokia Oyj filed Critical Nokia Oyj
Publication of AU2001218574A1 publication Critical patent/AU2001218574A1/en
Abandoned legal-status Critical Current

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
    • H04B7/06—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
    • H04B7/0621—Feedback content
    • H04B7/0634—Antenna weights or vector/matrix coefficients
    • 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
    • H04B7/0636—Feedback format
    • H04B7/0645—Variable feedback
    • H04B7/0647—Variable feedback rate
    • 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
    • H04B7/0636—Feedback format
    • H04B7/0645—Variable feedback
    • H04B7/065—Variable contents, e.g. long-term or short-short

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephone Function (AREA)
  • Small-Scale Networks (AREA)
AU2001218574A 2000-11-17 2000-11-17 Method for controlling the data signal weighting in multi-element transceivers and corresponding devices and telecommunications network Abandoned AU2001218574A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2000/011449 WO2002041524A1 (en) 2000-11-17 2000-11-17 Method for controlling the data signal weighting in multi-element transceivers and corresponding devices and telecommunications network

Publications (1)

Publication Number Publication Date
AU2001218574A1 true AU2001218574A1 (en) 2002-05-27

Family

ID=8164162

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001218574A Abandoned AU2001218574A1 (en) 2000-11-17 2000-11-17 Method for controlling the data signal weighting in multi-element transceivers and corresponding devices and telecommunications network

Country Status (7)

Country Link
US (1) US7447270B1 (de)
EP (1) EP1334573B1 (de)
AT (1) ATE330378T1 (de)
AU (1) AU2001218574A1 (de)
DE (1) DE60028838T2 (de)
ES (1) ES2266010T3 (de)
WO (1) WO2002041524A1 (de)

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US9225488B2 (en) 2005-10-27 2015-12-29 Qualcomm Incorporated Shared signaling channel
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Also Published As

Publication number Publication date
US7447270B1 (en) 2008-11-04
EP1334573A1 (de) 2003-08-13
EP1334573B1 (de) 2006-06-14
DE60028838D1 (de) 2006-07-27
ES2266010T3 (es) 2007-03-01
ATE330378T1 (de) 2006-07-15
DE60028838T2 (de) 2006-12-07
WO2002041524A1 (en) 2002-05-23

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