CA2921017C - Multi-user multiple-input multiple-output (mu-mimo) feedback protocol - Google Patents

Multi-user multiple-input multiple-output (mu-mimo) feedback protocol Download PDF

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Publication number
CA2921017C
CA2921017C CA2921017A CA2921017A CA2921017C CA 2921017 C CA2921017 C CA 2921017C CA 2921017 A CA2921017 A CA 2921017A CA 2921017 A CA2921017 A CA 2921017A CA 2921017 C CA2921017 C CA 2921017C
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packet
data
station
stations
access point
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CA2921017A
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English (en)
French (fr)
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CA2921017A1 (en
Inventor
Sameer Vermani
Bin Tian
Rahul Tandra
Simone Merlin
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Qualcomm Inc
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Qualcomm Inc
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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
    • H04B7/0617—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
    • H04B7/0413—MIMO systems
    • H04B7/0452—Multi-user 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
    • 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
    • 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
    • H04L1/0027—Scheduling of signalling, e.g. occurrence thereof
    • 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
    • H04L1/0033—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the transmitter
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/1607—Details of the supervisory signal
    • H04L1/1671—Details of the supervisory signal the supervisory signal being transmitted together with control information
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1829—Arrangements specially adapted for the receiver end
    • H04L1/1854—Scheduling and prioritising arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • 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
    • 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
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/046—Wireless resource allocation based on the type of the allocated resource the resource being in the space domain, e.g. beams

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
CA2921017A 2013-09-10 2014-08-18 Multi-user multiple-input multiple-output (mu-mimo) feedback protocol Active CA2921017C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201361876031P 2013-09-10 2013-09-10
US61/876,031 2013-09-10
US14/460,485 US9991940B2 (en) 2013-09-10 2014-08-15 Multi-user multiple-input multiple-output (MU-MIMO) feedback protocol
US14/460,485 2014-08-15
PCT/US2014/051466 WO2015038285A1 (en) 2013-09-10 2014-08-18 Multi-user multiple-input multiple-output (mu-mimo) feedback protocol

Publications (2)

Publication Number Publication Date
CA2921017A1 CA2921017A1 (en) 2015-03-19
CA2921017C true CA2921017C (en) 2021-12-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
CA2921017A Active CA2921017C (en) 2013-09-10 2014-08-18 Multi-user multiple-input multiple-output (mu-mimo) feedback protocol

Country Status (17)

Country Link
US (2) US9991940B2 (enExample)
EP (1) EP3044893B1 (enExample)
JP (1) JP6599333B2 (enExample)
KR (1) KR102050873B1 (enExample)
CN (1) CN105519027B (enExample)
AU (1) AU2014318268B2 (enExample)
CA (1) CA2921017C (enExample)
CL (1) CL2016000558A1 (enExample)
IL (1) IL243891B (enExample)
MX (1) MX360226B (enExample)
MY (1) MY172342A (enExample)
PH (1) PH12016500269B1 (enExample)
RU (1) RU2672182C2 (enExample)
SA (1) SA516370688B1 (enExample)
SG (1) SG11201600784SA (enExample)
WO (1) WO2015038285A1 (enExample)
ZA (1) ZA201601999B (enExample)

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Also Published As

Publication number Publication date
WO2015038285A1 (en) 2015-03-19
CL2016000558A1 (es) 2016-11-11
PH12016500269A1 (en) 2016-05-16
KR102050873B1 (ko) 2019-12-02
US20150071272A1 (en) 2015-03-12
US10498411B2 (en) 2019-12-03
SA516370688B1 (ar) 2020-11-17
JP2016537913A (ja) 2016-12-01
IL243891A0 (en) 2016-04-21
KR20160054507A (ko) 2016-05-16
RU2016107846A3 (enExample) 2018-05-25
IL243891B (en) 2019-10-31
NZ717273A (en) 2021-02-26
MX360226B (es) 2018-10-05
MX2016002985A (es) 2016-06-02
US9991940B2 (en) 2018-06-05
ZA201601999B (en) 2020-01-29
RU2672182C2 (ru) 2018-11-12
CA2921017A1 (en) 2015-03-19
US20180269940A1 (en) 2018-09-20
MY172342A (en) 2019-11-21
AU2014318268B2 (en) 2018-11-15
SG11201600784SA (en) 2016-03-30
CN105519027B (zh) 2021-04-23
EP3044893B1 (en) 2025-11-12
AU2014318268A1 (en) 2016-03-10
EP3044893A1 (en) 2016-07-20
CN105519027A (zh) 2016-04-20
JP6599333B2 (ja) 2019-10-30
PH12016500269B1 (en) 2024-06-05
RU2016107846A (ru) 2017-10-16
HK1222052A1 (zh) 2017-06-16

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