SA516370688B1 - بروتوكول تغذية مرتدة متعدد المستخدمين متعدد المدخلات ومتعدد المخرجات (mu-mimo) - Google Patents

بروتوكول تغذية مرتدة متعدد المستخدمين متعدد المدخلات ومتعدد المخرجات (mu-mimo) Download PDF

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Publication number
SA516370688B1
SA516370688B1 SA516370688A SA516370688A SA516370688B1 SA 516370688 B1 SA516370688 B1 SA 516370688B1 SA 516370688 A SA516370688 A SA 516370688A SA 516370688 A SA516370688 A SA 516370688A SA 516370688 B1 SA516370688 B1 SA 516370688B1
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SA
Saudi Arabia
Prior art keywords
data
packet
station
access point
feedback information
Prior art date
Application number
SA516370688A
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Arabic (ar)
English (en)
Inventor
تيان بين
تاندرا راهول
فيرماني سمير
ميرلين سيمون
Original Assignee
كوالكوم انكوربوريتد
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Application filed by كوالكوم انكوربوريتد filed Critical كوالكوم انكوربوريتد
Publication of SA516370688B1 publication Critical patent/SA516370688B1/ar

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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)
SA516370688A 2013-09-10 2016-03-07 بروتوكول تغذية مرتدة متعدد المستخدمين متعدد المدخلات ومتعدد المخرجات (mu-mimo) SA516370688B1 (ar)

Applications Claiming Priority (3)

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

Publications (1)

Publication Number Publication Date
SA516370688B1 true SA516370688B1 (ar) 2020-11-17

Family

ID=52625562

Family Applications (1)

Application Number Title Priority Date Filing Date
SA516370688A SA516370688B1 (ar) 2013-09-10 2016-03-07 بروتوكول تغذية مرتدة متعدد المستخدمين متعدد المدخلات ومتعدد المخرجات (mu-mimo)

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
RU2016107846A3 (enExample) 2018-05-25
AU2014318268B2 (en) 2018-11-15
PH12016500269A1 (en) 2016-05-16
CN105519027A (zh) 2016-04-20
RU2672182C2 (ru) 2018-11-12
SG11201600784SA (en) 2016-03-30
JP6599333B2 (ja) 2019-10-30
MX360226B (es) 2018-10-05
CA2921017A1 (en) 2015-03-19
PH12016500269B1 (en) 2024-06-05
US20180269940A1 (en) 2018-09-20
RU2016107846A (ru) 2017-10-16
MX2016002985A (es) 2016-06-02
EP3044893B1 (en) 2025-11-12
US9991940B2 (en) 2018-06-05
CN105519027B (zh) 2021-04-23
EP3044893A1 (en) 2016-07-20
CA2921017C (en) 2021-12-14
US10498411B2 (en) 2019-12-03
IL243891B (en) 2019-10-31
MY172342A (en) 2019-11-21
NZ717273A (en) 2021-02-26
AU2014318268A1 (en) 2016-03-10
HK1222052A1 (zh) 2017-06-16
US20150071272A1 (en) 2015-03-12
KR102050873B1 (ko) 2019-12-02
JP2016537913A (ja) 2016-12-01
ZA201601999B (en) 2020-01-29
KR20160054507A (ko) 2016-05-16
WO2015038285A1 (en) 2015-03-19
CL2016000558A1 (es) 2016-11-11
IL243891A0 (en) 2016-04-21

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