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AR082483A1 - Dispositivo de comunicacion inalambrica, sistema de comunicacion inalambrica, metodo de comunicacion inalambrica y programa - Google Patents

Dispositivo de comunicacion inalambrica, sistema de comunicacion inalambrica, metodo de comunicacion inalambrica y programa

Info

Publication number
AR082483A1
AR082483A1 ARP110103003A ARP110103003A AR082483A1 AR 082483 A1 AR082483 A1 AR 082483A1 AR P110103003 A ARP110103003 A AR P110103003A AR P110103003 A ARP110103003 A AR P110103003A AR 082483 A1 AR082483 A1 AR 082483A1
Authority
AR
Argentina
Prior art keywords
wireless communication
reference signal
multiplication
program
communication
Prior art date
Application number
ARP110103003A
Other languages
English (en)
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of AR082483A1 publication Critical patent/AR082483A1/es

Links

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
    • H04B7/0413—MIMO systems
    • H04B7/0417—Feedback 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
    • 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
    • H04B7/0645—Variable feedback
    • H04B7/065—Variable contents, e.g. long-term or short-short
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03891—Spatial equalizers
    • H04L25/03898—Spatial equalizers codebook-based design
    • 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
    • H04L5/0048—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
    • 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
    • H04W72/04—Wireless resource allocation
    • 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
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
    • 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
    • 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
    • H04B7/0417—Feedback systems
    • H04B7/0421—Feedback systems utilizing implicit feedback, e.g. steered pilot signals
    • 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
    • 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
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0689—Hybrid systems, i.e. switching and simultaneous transmission using different transmission schemes, at least one of them being a diversity transmission scheme

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
  • Transceivers (AREA)
  • Transmitters (AREA)

Abstract

Se proporciona un dispositivo de comunicación inalámbrica que incluye una unidad de comunicación que transmite una señal de referencia, una primera unidad de multiplicación que realiza la multiplicación por un primer peso de transmisión determinado en base a la recepción de la señal de referencia por parte de un lado opuesto de comunicación, y una segunda unidad de multiplicación que realiza la multiplicación por un segundo peso de transmisión determinado en base a la recepción de la señal de referencia por parte del lado opuesto de comunicación, y, luego de la determinación del primer peso de transmisión, la unidad de comunicación transmite una señal de referencia ponderada obtenida mediante la multiplicación de la señal de referencia por el primer peso de transmisión.
ARP110103003A 2010-08-25 2011-08-18 Dispositivo de comunicacion inalambrica, sistema de comunicacion inalambrica, metodo de comunicacion inalambrica y programa AR082483A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010188129A JP5585306B2 (ja) 2010-08-25 2010-08-25 基地局、無線通信装置、無線通信システム、無線通信方法およびプログラム

Publications (1)

Publication Number Publication Date
AR082483A1 true AR082483A1 (es) 2012-12-12

Family

ID=45723209

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP110103003A AR082483A1 (es) 2010-08-25 2011-08-18 Dispositivo de comunicacion inalambrica, sistema de comunicacion inalambrica, metodo de comunicacion inalambrica y programa

Country Status (16)

Country Link
US (4) US9648622B2 (es)
EP (2) EP2611052B1 (es)
JP (1) JP5585306B2 (es)
KR (3) KR101850593B1 (es)
CN (3) CN104954058B (es)
AR (1) AR082483A1 (es)
AU (1) AU2011294574B2 (es)
BR (1) BR112013003745A2 (es)
CA (1) CA2804589A1 (es)
ES (2) ES2655903T3 (es)
MX (1) MX2013001927A (es)
MY (1) MY185247A (es)
RU (2) RU2689316C2 (es)
TR (1) TR201802111T4 (es)
WO (1) WO2012026195A1 (es)
ZA (1) ZA201300428B (es)

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Also Published As

Publication number Publication date
JP5585306B2 (ja) 2014-09-10
CN104954058B (zh) 2018-10-19
US20180331733A1 (en) 2018-11-15
US20130089059A1 (en) 2013-04-11
MX2013001927A (es) 2013-05-14
KR101850593B1 (ko) 2018-04-19
US10693534B2 (en) 2020-06-23
CN103081387B (zh) 2016-05-18
KR20180124154A (ko) 2018-11-20
US9622219B2 (en) 2017-04-11
KR20150104644A (ko) 2015-09-15
US10009074B2 (en) 2018-06-26
EP2611052A1 (en) 2013-07-03
KR20130098998A (ko) 2013-09-05
CN104836608A (zh) 2015-08-12
EP3125439A1 (en) 2017-02-01
RU2569934C2 (ru) 2015-12-10
JP2012049680A (ja) 2012-03-08
RU2013106890A (ru) 2014-08-20
ES2674294T3 (es) 2018-06-28
ES2655903T3 (es) 2018-02-22
EP2611052B1 (en) 2017-11-22
AU2011294574B2 (en) 2016-05-26
US9648622B2 (en) 2017-05-09
TR201802111T4 (tr) 2018-03-21
EP2611052A4 (en) 2015-10-14
WO2012026195A1 (ja) 2012-03-01
MY185247A (en) 2021-04-30
CA2804589A1 (en) 2012-03-01
EP3125439B1 (en) 2018-05-02
BR112013003745A2 (pt) 2016-05-31
KR102053565B1 (ko) 2020-01-08
CN104836608B (zh) 2018-08-21
US20150237600A1 (en) 2015-08-20
RU2015138491A (ru) 2018-12-25
RU2015138491A3 (es) 2019-03-19
ZA201300428B (en) 2013-09-25
RU2689316C2 (ru) 2019-05-27
AU2011294574A1 (en) 2013-01-24
US20150237522A1 (en) 2015-08-20
CN104954058A (zh) 2015-09-30
CN103081387A (zh) 2013-05-01

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