JP6599432B2 - 免許不要のスペクトルについてのｌｔｅ／ｌｔｅ−ａ中でのｃｓｉ要求プロシージャ - Google Patents

免許不要のスペクトルについてのｌｔｅ／ｌｔｅ−ａ中でのｃｓｉ要求プロシージャ Download PDF

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JP6599432B2
JP6599432B2 JP2017507702A JP2017507702A JP6599432B2 JP 6599432 B2 JP6599432 B2 JP 6599432B2 JP 2017507702 A JP2017507702 A JP 2017507702A JP 2017507702 A JP2017507702 A JP 2017507702A JP 6599432 B2 JP6599432 B2 JP 6599432B2
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reference signal
base station
csi
identifier
lte
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JP2017525301A (ja
JP2017525301A5 (enExample
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マリック、シッダールタ
ルオ、タオ
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Qualcomm Inc
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Qualcomm Inc
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    • 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
    • H04B7/0643—Feedback on request
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • 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

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
JP2017507702A 2014-08-12 2015-08-05 免許不要のスペクトルについてのｌｔｅ／ｌｔｅ−ａ中でのｃｓｉ要求プロシージャ Active JP6599432B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201462036296P 2014-08-12 2014-08-12
US62/036,296 2014-08-12
US14/818,049 US9900074B2 (en) 2014-08-12 2015-08-04 CSI request procedure in LTE/LTE-A with unlicensed spectrum
US14/818,049 2015-08-04
PCT/US2015/043758 WO2016025262A1 (en) 2014-08-12 2015-08-05 Csi request procedure in lte/lte-a with unlicensed spectrum

Related Child Applications (1)

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JP2019182302A Division JP2020017994A (ja) 2014-08-12 2019-10-02 免許不要のスペクトルについてのｌｔｅ／ｌｔｅ−ａ中でのｃｓｉ要求プロシージャ

Publications (3)

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JP2017525301A JP2017525301A (ja) 2017-08-31
JP2017525301A5 JP2017525301A5 (enExample) 2018-08-30
JP6599432B2 true JP6599432B2 (ja) 2019-10-30

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Family Applications (3)

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JP2017507702A Active JP6599432B2 (ja) 2014-08-12 2015-08-05 免許不要のスペクトルについてのｌｔｅ／ｌｔｅ−ａ中でのｃｓｉ要求プロシージャ
JP2019182302A Pending JP2020017994A (ja) 2014-08-12 2019-10-02 免許不要のスペクトルについてのｌｔｅ／ｌｔｅ−ａ中でのｃｓｉ要求プロシージャ
JP2021114291A Active JP7273900B2 (ja) 2014-08-12 2021-07-09 免許不要のスペクトルについてのｌｔｅ／ｌｔｅ－ａ中でのｃｓｉ要求プロシージャ

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JP2019182302A Pending JP2020017994A (ja) 2014-08-12 2019-10-02 免許不要のスペクトルについてのｌｔｅ／ｌｔｅ−ａ中でのｃｓｉ要求プロシージャ
JP2021114291A Active JP7273900B2 (ja) 2014-08-12 2021-07-09 免許不要のスペクトルについてのｌｔｅ／ｌｔｅ－ａ中でのｃｓｉ要求プロシージャ

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US (4) US9900074B2 (enExample)
EP (1) EP3180878B1 (enExample)
JP (3) JP6599432B2 (enExample)
KR (1) KR102383068B1 (enExample)
CN (2) CN110635834B (enExample)
AU (1) AU2015302075B2 (enExample)
ES (1) ES2856484T3 (enExample)
WO (1) WO2016025262A1 (enExample)

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Also Published As

Publication number Publication date
JP2017525301A (ja) 2017-08-31
US10312987B2 (en) 2019-06-04
US20160050004A1 (en) 2016-02-18
US20210306047A1 (en) 2021-09-30
CN110635834B (zh) 2023-04-14
US20180159610A1 (en) 2018-06-07
EP3180878B1 (en) 2020-12-02
US20190288761A1 (en) 2019-09-19
CN106576019B (zh) 2019-10-22
JP7273900B2 (ja) 2023-05-15
US11038575B2 (en) 2021-06-15
KR20170043522A (ko) 2017-04-21
BR112017002765A2 (pt) 2018-01-02
EP3180878A1 (en) 2017-06-21
CN106576019A (zh) 2017-04-19
WO2016025262A1 (en) 2016-02-18
JP2020017994A (ja) 2020-01-30
JP2021180501A (ja) 2021-11-18
CN110635834A (zh) 2019-12-31
AU2015302075A1 (en) 2017-02-02
AU2015302075B2 (en) 2019-09-12
ES2856484T3 (es) 2021-09-27
KR102383068B1 (ko) 2022-04-04
US11799532B2 (en) 2023-10-24
US9900074B2 (en) 2018-02-20

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