BR112016022833A8 - método realizado por um aparelho de antena para formação de feixe, arranjo de antenas de polarização dupla para a formação de feixe, nó de rede, terminal sem fio, e, meio de armazenamento legível por computador - Google Patents

método realizado por um aparelho de antena para formação de feixe, arranjo de antenas de polarização dupla para a formação de feixe, nó de rede, terminal sem fio, e, meio de armazenamento legível por computador

Info

Publication number
BR112016022833A8
BR112016022833A8 BR112016022833A BR112016022833A BR112016022833A8 BR 112016022833 A8 BR112016022833 A8 BR 112016022833A8 BR 112016022833 A BR112016022833 A BR 112016022833A BR 112016022833 A BR112016022833 A BR 112016022833A BR 112016022833 A8 BR112016022833 A8 BR 112016022833A8
Authority
BR
Brazil
Prior art keywords
beamforming antenna
dual polarization
antenna array
storage medium
computer readable
Prior art date
Application number
BR112016022833A
Other languages
English (en)
Other versions
BR112016022833B1 (pt
BR112016022833A2 (pt
Inventor
Fredrik Athley
Sven Petersson
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of BR112016022833A2 publication Critical patent/BR112016022833A2/pt
Publication of BR112016022833A8 publication Critical patent/BR112016022833A8/pt
Publication of BR112016022833B1 publication Critical patent/BR112016022833B1/pt

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
    • H04B7/06—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
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • 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
    • H04B7/0658—Feedback reduction
    • 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
    • H04B7/0684—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 using different training sequences per antenna
    • 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
    • H04B7/10—Polarisation diversity; Directional diversity

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)

Abstract

formação de feixe usando um arranjo de antena de polarização dupla. formação de feixe usando um arranjo de antenas de polarização dupla é provida. um primeiro conjunto de sinais de referência para adquirir a informação de estado de canal é transmitida alternadamente usando um arranjo de antenas de polarização dupla em uma primeira direção de polarização e em uma segunda direção de polarização, respectivamente. a informação de canal quantizada com base no primeiro conjunto de sinais de referência é recebida a partir de um dispositivo transceptor de rádio. a informação angular relativa ao dispositivo transceptor de rádio é determinada com base na informação de canal quantizada. os feixes de transmissão para a transmissão para o dispositivo transceptor de rádio são determinados. a transmissão compreende vetores de pré-codificador e tem polarizações ortogonais relativas para a formação de feixe de acordo com a informação angular.
BR112016022833-2A 2014-05-08 2014-05-08 Método realizado por um aparelho de antena para formação de feixe, arranjo de antenas de polarização dupla para a formação de feixe, nó de rede, terminal sem fio, e, meio de armazenamento legível por computador BR112016022833B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2014/059443 WO2015169368A1 (en) 2014-05-08 2014-05-08 Beam forming using a dual polarized antenna arrangement

Publications (3)

Publication Number Publication Date
BR112016022833A2 BR112016022833A2 (pt) 2017-08-15
BR112016022833A8 true BR112016022833A8 (pt) 2021-07-06
BR112016022833B1 BR112016022833B1 (pt) 2022-12-06

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
BR112016022833-2A BR112016022833B1 (pt) 2014-05-08 2014-05-08 Método realizado por um aparelho de antena para formação de feixe, arranjo de antenas de polarização dupla para a formação de feixe, nó de rede, terminal sem fio, e, meio de armazenamento legível por computador

Country Status (5)

Country Link
US (1) US9654264B2 (pt)
EP (1) EP3140922B1 (pt)
JP (1) JP6629236B2 (pt)
BR (1) BR112016022833B1 (pt)
WO (1) WO2015169368A1 (pt)

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Also Published As

Publication number Publication date
US9654264B2 (en) 2017-05-16
BR112016022833B1 (pt) 2022-12-06
BR112016022833A2 (pt) 2017-08-15
JP6629236B2 (ja) 2020-01-15
WO2015169368A1 (en) 2015-11-12
EP3140922B1 (en) 2019-03-27
US20150333885A1 (en) 2015-11-19
EP3140922A1 (en) 2017-03-15
JP2017515421A (ja) 2017-06-08

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B350 Update of information on the portal [chapter 15.35 patent gazette]
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B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

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