TWI548230B - 傳遞多傳輸點頻道狀態資訊(csi)的方法及裝置 - Google Patents

傳遞多傳輸點頻道狀態資訊(csi)的方法及裝置 Download PDF

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Publication number
TWI548230B
TWI548230B TW101100637A TW101100637A TWI548230B TW I548230 B TWI548230 B TW I548230B TW 101100637 A TW101100637 A TW 101100637A TW 101100637 A TW101100637 A TW 101100637A TW I548230 B TWI548230 B TW I548230B
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Taiwan
Prior art keywords
csi
transmission
wtru
point
report
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TW101100637A
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English (en)
Chinese (zh)
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TW201242291A (en
Inventor
保羅 馬里內爾
愛辛 哈格海爾特
張國棟
戴安娜 帕尼
派翠克 圖爾
馬里恩 魯道夫
基斯蘭 佩勒特爾
克里斯多福 凱夫
李洋
阿連 蔡
佩斯卡爾 阿德加克波
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內數位專利控股公司
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Publication of TW201242291A publication Critical patent/TW201242291A/zh
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Publication of TWI548230B publication Critical patent/TWI548230B/zh

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    • 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)
TW101100637A 2011-01-07 2012-01-06 傳遞多傳輸點頻道狀態資訊(csi)的方法及裝置 TWI548230B (zh)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US201161430741P 2011-01-07 2011-01-07
US201161441864P 2011-02-11 2011-02-11
US201161480675P 2011-04-29 2011-04-29
US201161523057P 2011-08-12 2011-08-12
US201161541205P 2011-09-30 2011-09-30
US201161545657P 2011-10-11 2011-10-11
US201161556025P 2011-11-04 2011-11-04
US201261583590P 2012-01-05 2012-01-05

Publications (2)

Publication Number Publication Date
TW201242291A TW201242291A (en) 2012-10-16
TWI548230B true TWI548230B (zh) 2016-09-01

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
TW101100637A TWI548230B (zh) 2011-01-07 2012-01-06 傳遞多傳輸點頻道狀態資訊(csi)的方法及裝置

Country Status (9)

Country Link
US (3) US10014911B2 (https=)
EP (4) EP2661824A2 (https=)
JP (5) JP6162045B2 (https=)
KR (4) KR102585652B1 (https=)
CN (1) CN103299558B (https=)
AU (1) AU2012204223A1 (https=)
MX (1) MX2013007898A (https=)
TW (1) TWI548230B (https=)
WO (1) WO2012094608A2 (https=)

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