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MX2012003190A - Metodo y aparato de transmision de señal de entrenamiento en un sistema de red de area local inalambrico. - Google Patents

Metodo y aparato de transmision de señal de entrenamiento en un sistema de red de area local inalambrico.

Info

Publication number
MX2012003190A
MX2012003190A MX2012003190A MX2012003190A MX2012003190A MX 2012003190 A MX2012003190 A MX 2012003190A MX 2012003190 A MX2012003190 A MX 2012003190A MX 2012003190 A MX2012003190 A MX 2012003190A MX 2012003190 A MX2012003190 A MX 2012003190A
Authority
MX
Mexico
Prior art keywords
training signals
area network
local area
wireless local
training signal
Prior art date
Application number
MX2012003190A
Other languages
English (en)
Inventor
Bong Hoe Kim
Dae Won Lee
Dong Wook Roh
Yong Ho Seok
Byeong Woo Kang
Yu Jin Noh
Original Assignee
Lg Electronics Inc
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 Lg Electronics Inc filed Critical Lg Electronics Inc
Publication of MX2012003190A publication Critical patent/MX2012003190A/es

Links

Classifications

    • 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
    • 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
    • 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
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H04L27/2634—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W99/00—Subject matter not provided for in other groups of this subclass
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/10—Small scale networks; Flat hierarchical networks
    • H04W84/12—WLAN [Wireless Local Area Networks]

Landscapes

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

Abstract

Un método para transmitir una señal de entrenamiento en un sistema de red de área local inalámbrica (WLAN) incluye generar una o más primeras señales de entrenamiento para una primera estación de destino y una o más segundas señales de entrenamiento para una segunda estación de destino aplicando una matriz de mapeo P a una secuencia de generación de señal de entrenamiento, mapear las primeras señales de entrenamiento y las segundas señales de entrenamiento a una pluralidad de antenas de acuerdo con la matriz de mapeo de antena, y realizar la transformada de Fourier rápida inversa (IFFT) en cada una de las primeras señales de entrenamiento y las segundas señales de entrenamiento mapeadas para la pluralidad de antenas y transmitir las señales de entrenamiento a través de la pluralidad de antenas.
MX2012003190A 2009-12-10 2010-12-07 Metodo y aparato de transmision de señal de entrenamiento en un sistema de red de area local inalambrico. MX2012003190A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US28552409P 2009-12-10 2009-12-10
PCT/KR2010/008718 WO2011071300A2 (en) 2009-12-10 2010-12-07 Method and apparatus of transmitting training signal in wireless local area network system

Publications (1)

Publication Number Publication Date
MX2012003190A true MX2012003190A (es) 2012-04-30

Family

ID=44142823

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2012003190A MX2012003190A (es) 2009-12-10 2010-12-07 Metodo y aparato de transmision de señal de entrenamiento en un sistema de red de area local inalambrico.

Country Status (10)

Country Link
US (3) US9042484B2 (es)
EP (2) EP3557783A1 (es)
JP (2) JP5744895B2 (es)
KR (2) KR101341269B1 (es)
CN (1) CN102511131B (es)
AU (1) AU2010328805B2 (es)
CA (1) CA2773681C (es)
MX (1) MX2012003190A (es)
RU (1) RU2504080C2 (es)
WO (1) WO2011071300A2 (es)

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Also Published As

Publication number Publication date
JP5744895B2 (ja) 2015-07-08
KR101341269B1 (ko) 2013-12-12
US9042484B2 (en) 2015-05-26
JP2013510538A (ja) 2013-03-21
RU2504080C2 (ru) 2014-01-10
JP5864790B2 (ja) 2016-02-17
CA2773681C (en) 2014-04-08
KR101779632B1 (ko) 2017-09-18
US10530543B2 (en) 2020-01-07
US20150236831A1 (en) 2015-08-20
AU2010328805A1 (en) 2012-04-05
WO2011071300A3 (en) 2011-11-10
EP2471200A4 (en) 2012-10-17
CN102511131B (zh) 2015-09-16
CN102511131A (zh) 2012-06-20
US9716574B2 (en) 2017-07-25
EP3557783A1 (en) 2019-10-23
CA2773681A1 (en) 2011-06-16
JP2015122757A (ja) 2015-07-02
KR20120028997A (ko) 2012-03-23
US20170288836A1 (en) 2017-10-05
WO2011071300A2 (en) 2011-06-16
KR20120127537A (ko) 2012-11-21
US20110142020A1 (en) 2011-06-16
AU2010328805B2 (en) 2014-05-08
EP2471200A2 (en) 2012-07-04

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