AU2012204223A1 - Communicating channel state information (CSI) of multiple transmission points - Google Patents

Communicating channel state information (CSI) of multiple transmission points Download PDF

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Publication number
AU2012204223A1
AU2012204223A1 AU2012204223A AU2012204223A AU2012204223A1 AU 2012204223 A1 AU2012204223 A1 AU 2012204223A1 AU 2012204223 A AU2012204223 A AU 2012204223A AU 2012204223 A AU2012204223 A AU 2012204223A AU 2012204223 A1 AU2012204223 A1 AU 2012204223A1
Authority
AU
Australia
Prior art keywords
wtru
transmission
csi
point
transmission points
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
AU2012204223A
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English (en)
Other versions
AU2012204223A8 (en
Inventor
Pascal M. Adjakple
Christopher Cave
Afshin Haghighat
Yan Li
Paul Marinier
Diana Pani
Ghyslain Pelletier
Marian Rudolf
J. Patrick Tooher
Allan Y. Tsai
Guodong Zhang
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.)
InterDigital Patent Holdings Inc
Original Assignee
InterDigital Patent Holdings 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 InterDigital Patent Holdings Inc filed Critical InterDigital Patent Holdings Inc
Publication of AU2012204223A1 publication Critical patent/AU2012204223A1/en
Publication of AU2012204223A8 publication Critical patent/AU2012204223A8/en
Priority to AU2015234324A priority Critical patent/AU2015234324B2/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H04W72/231—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the layers above the physical layer, e.g. RRC or MAC-CE signalling
    • 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
    • H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] systems
    • 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
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058—Allocation criteria
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H04W72/232—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the physical layer, e.g. DCI signalling

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
AU2012204223A 2011-01-07 2012-01-06 Communicating channel state information (CSI) of multiple transmission points Abandoned AU2012204223A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2015234324A AU2015234324B2 (en) 2011-01-07 2015-09-30 Communicating channel state information (CSI) of multiple transmission points

Applications Claiming Priority (17)

Application Number Priority Date Filing Date Title
US201161430741P 2011-01-07 2011-01-07
US61/430,741 2011-01-07
US201161441864P 2011-02-11 2011-02-11
US61/441,864 2011-02-11
US201161480675P 2011-04-29 2011-04-29
US61/480,675 2011-04-29
US201161523057P 2011-08-12 2011-08-12
US61/523,057 2011-08-12
US201161541205P 2011-09-30 2011-09-30
US61/541,205 2011-09-30
US201161545657P 2011-10-11 2011-10-11
US61/545,657 2011-10-11
US201161556025P 2011-11-04 2011-11-04
US61/556,025 2011-11-04
US201261583590P 2012-01-05 2012-01-05
US61/583,590 2012-01-05
PCT/US2012/020508 WO2012094608A2 (en) 2011-01-07 2012-01-06 Communicating channel state information (csi) of multiple transmission points

Related Child Applications (1)

Application Number Title Priority Date Filing Date
AU2015234324A Division AU2015234324B2 (en) 2011-01-07 2015-09-30 Communicating channel state information (CSI) of multiple transmission points

Publications (2)

Publication Number Publication Date
AU2012204223A1 true AU2012204223A1 (en) 2013-08-22
AU2012204223A8 AU2012204223A8 (en) 2013-09-05

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
AU2012204223A Abandoned AU2012204223A1 (en) 2011-01-07 2012-01-06 Communicating channel state information (CSI) of multiple transmission points

Country Status (9)

Country Link
US (3) US10014911B2 (2)
EP (4) EP3629491A1 (2)
JP (5) JP6162045B2 (2)
KR (4) KR102585652B1 (2)
CN (1) CN103299558B (2)
AU (1) AU2012204223A1 (2)
MX (1) MX2013007898A (2)
TW (1) TWI548230B (2)
WO (1) WO2012094608A2 (2)

Cited By (1)

* Cited by examiner, † Cited by third party
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US11196524B2 (en) * 2018-07-18 2021-12-07 Qualcomm Incorporated Multi-beam CSI feedback

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