BR112013017293A2 - método de pré-codificação e pré-codificador para arranjo de antenas de polarização cruzada - Google Patents

método de pré-codificação e pré-codificador para arranjo de antenas de polarização cruzada

Info

Publication number
BR112013017293A2
BR112013017293A2 BR112013017293A BR112013017293A BR112013017293A2 BR 112013017293 A2 BR112013017293 A2 BR 112013017293A2 BR 112013017293 A BR112013017293 A BR 112013017293A BR 112013017293 A BR112013017293 A BR 112013017293A BR 112013017293 A2 BR112013017293 A2 BR 112013017293A2
Authority
BR
Brazil
Prior art keywords
precoding
polarization antenna
codeword
antenna array
cross
Prior art date
Application number
BR112013017293A
Other languages
English (en)
Inventor
Di Lv
Hao Liu
Hongwei Yang
Jinhui Chen
Lu Wu
Yang Song
Original Assignee
Alcatel Lucent
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 Alcatel Lucent filed Critical Alcatel Lucent
Publication of BR112013017293A2 publication Critical patent/BR112013017293A2/pt

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
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/0478—Special codebook structures directed to feedback optimisation
    • 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
    • H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
    • H04B7/0469—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking special antenna structures, e.g. cross polarized antennas into account
    • 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
    • H04B7/0691—Hybrid systems, i.e. switching and simultaneous transmission using subgroups of transmit antennas
    • 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
    • H04L25/0391—Spatial equalizers codebook-based design construction details of matrices
    • 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
    • H04B7/0634—Antenna weights or vector/matrix coefficients
    • 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)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (AREA)
  • Radio Transmission System (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)

Abstract

método de pré-codificação e pré-codificador para arranjo de antenas de polarização cruzada a presente invenção proporciona um método de pré-codificação para um arranjo de antenas de polarização cruzada, o arranjo de antenas de polarização cruzada compreendendo um primeiro grupo de antenas polarizadas coplanares e um segundo grupo de antenas polarizadas coplanares, o método compreendendo as seguintes etapas: gerar, para pelo menos uma camada de fluxo de dados, um dicionário de códigos de realimentação compreendendo várias palavras código: receber uma seleção da palavra código no dicionário de código de realimentação; determinar uma palavra código correspondente a partir do dicionário de códigos de realimentação de acordo com a seleção recebida; gerar uma matriz de pré-codificação baseada na palavra código determinada para pré-codificar e pelo menos uma camada de fluxo de dados; onde cada palavra código no dicionário de código de realimentação compreende uma primeira parte de coeficiente correspondendo a um primeiro grupo de antenas polarizadas coplanares e uma segunda parte de coeficiente correspondendo ao segundo grupo de antenas polarizadas coplanares, e existe uma relação de dimensionamento complexa entre os coeficientes na primeira parte de coeficiente e na segunda parte de coeficiente correspondendo à mesma camada de fluxo de dados. de forma correspondente, a presente invenção adicionalmente proporciona um pré-codificador para um arranjo de antenas de polarização cruzada.
BR112013017293A 2011-01-04 2012-01-03 método de pré-codificação e pré-codificador para arranjo de antenas de polarização cruzada BR112013017293A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201110002379.6A CN102594419B (zh) 2011-01-04 2011-01-04 用于交叉极化天线阵列的预编码方法和预编码器
PCT/IB2012/000060 WO2012093332A1 (en) 2011-01-04 2012-01-03 Precoding method and precoder for cross-polarized antenna array

Publications (1)

Publication Number Publication Date
BR112013017293A2 true BR112013017293A2 (pt) 2016-10-25

Family

ID=45563465

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112013017293A BR112013017293A2 (pt) 2011-01-04 2012-01-03 método de pré-codificação e pré-codificador para arranjo de antenas de polarização cruzada

Country Status (8)

Country Link
US (1) US8953701B2 (pt)
EP (1) EP2661821B1 (pt)
JP (1) JP5893047B2 (pt)
KR (1) KR101528503B1 (pt)
CN (1) CN102594419B (pt)
BR (1) BR112013017293A2 (pt)
TW (1) TWI483467B (pt)
WO (1) WO2012093332A1 (pt)

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US9130621B2 (en) * 2013-01-10 2015-09-08 Broadcom Corporation Communication system using a multi-antenna transmit precoder codebook
CN103973351B (zh) * 2013-02-05 2017-12-22 华为技术有限公司 一种无线通信系统中使用码本进行通信的方法及基站
EP3103293B1 (en) * 2014-02-14 2022-12-14 Huawei Technologies Co., Ltd. Base station, mobile station and method thereof
CN107113102B (zh) * 2014-09-29 2021-02-02 加利福尼亚大学董事会 用于干扰网络的编码的方法和设备
EP3185454B1 (en) * 2014-10-10 2019-08-07 Huawei Technologies Co., Ltd. Precoded information acquisition device, method and system
WO2017014610A1 (ko) 2015-07-23 2017-01-26 엘지전자 주식회사 다중 안테나 무선 통신 시스템에서 코드북 기반 신호 송수신 방법 및 이를 위한 장치
US10536207B2 (en) 2015-10-30 2020-01-14 Qualcomm Incorporated Beamforming architecture for scalable radio-frequency front end
CN107733493B (zh) 2016-08-10 2021-02-12 华为技术有限公司 用于确定预编码矩阵的方法和装置
KR102111855B1 (ko) * 2017-09-28 2020-05-18 한국과학기술원 그룹배열안테나 기반의 mimo 송수신 방법, mimo 송신기 및 mimo 수신기
EP3474459A1 (en) * 2017-10-18 2019-04-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Receiver, transmitter, system and method employing space-delay precoding

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US7778826B2 (en) * 2005-01-13 2010-08-17 Intel Corporation Beamforming codebook generation system and associated methods
US8073069B2 (en) * 2007-01-05 2011-12-06 Apple Inc. Multi-user MIMO-SDMA for finite rate feedback systems
US7809074B2 (en) * 2007-03-16 2010-10-05 Freescale Semiconductor, Inc. Generalized reference signaling scheme for multi-user, multiple input, multiple output (MU-MIMO) using arbitrarily precoded reference signals
US7751494B2 (en) * 2007-06-05 2010-07-06 Texas Instruments Incorporated Reduced search space technique for codeword selection
US7629902B2 (en) * 2007-06-08 2009-12-08 Samsung Electronics Co., Ltd. MIMO wireless precoding system robust to power imbalance
JP5269098B2 (ja) * 2008-01-14 2013-08-21 テレフオンアクチーボラゲット エル エム エリクソン（パブル） Ｍｉｍｏ通信における開ループ事前符号化器循環
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WO2011073876A2 (en) * 2009-12-17 2011-06-23 Marvell World Trade Ltd Mimo feedback schemes for cross-polarized antennas
CN101834707B (zh) * 2010-04-04 2016-03-30 中兴通讯股份有限公司 一种获取信道状态信息的方法及相应的通信系统
PT3300263T (pt) * 2010-04-07 2019-08-21 Ericsson Telefon Ab L M Estrutura de pré-codificador para pré-codificação mimo

Also Published As

Publication number Publication date
EP2661821A1 (en) 2013-11-13
EP2661821B1 (en) 2018-03-28
US8953701B2 (en) 2015-02-10
TW201232922A (en) 2012-08-01
CN102594419B (zh) 2015-03-04
CN102594419A (zh) 2012-07-18
KR20130112930A (ko) 2013-10-14
WO2012093332A1 (en) 2012-07-12
JP5893047B2 (ja) 2016-03-23
TWI483467B (zh) 2015-05-01
JP2014506426A (ja) 2014-03-13
US20130279619A1 (en) 2013-10-24
KR101528503B1 (ko) 2015-06-19

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements