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AR046734A1 - Explotacion de diversidad de seleccion en sistemas de comunicaciones con matriz no ortonormal y modulacion de vector - Google Patents

Explotacion de diversidad de seleccion en sistemas de comunicaciones con matriz no ortonormal y modulacion de vector

Info

Publication number
AR046734A1
AR046734A1 ARP040104451A ARP040104451A AR046734A1 AR 046734 A1 AR046734 A1 AR 046734A1 AR P040104451 A ARP040104451 A AR P040104451A AR P040104451 A ARP040104451 A AR P040104451A AR 046734 A1 AR046734 A1 AR 046734A1
Authority
AR
Argentina
Prior art keywords
matrix
transmission
ortonormal
exploitation
diversity
Prior art date
Application number
ARP040104451A
Other languages
English (en)
Original Assignee
Nokia 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 Nokia Corp filed Critical Nokia Corp
Publication of AR046734A1 publication Critical patent/AR046734A1/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
    • 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
    • H04B7/0667—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 delayed versions of same signal
    • H04B7/0669—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 delayed versions of same signal using different channel coding between antennas
    • 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
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0606—Space-frequency coding
    • 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
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • 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
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • H04L1/0675—Space-time coding characterised by the signaling
    • H04L1/0693—Partial feedback, e.g. partial 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
    • H04B7/10—Polarisation diversity; Directional diversity

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)

Abstract

El presente se refiere a métodos para planificar por lo menos uno de K canales de transmisión K con respectivas Ntk interfases de transmisión y respectivas Nr,k interfases de recepción para la transmisión de símbolos de datos que son modulados por matriz o vector, comprendiendo dicho método calcular un respectivo indicador de calidad de canal (CQI) qk para por lo menos uno de dichos K canales de transmisión, y planificar por lo menos uno de dichos K canales de transmisión para la transmisión de dichos símbolos de datos modulados por matriz o vector, en el que dicha planificación esta por lo menos parcialmente basada en dicho CQI qk.calculados. El presente se refiere además a dispositivos, estaciones transmisoras, sistemas de comunicación inalámbrica, programas de computación y productos de programas de computación.
ARP040104451A 2003-12-03 2004-11-30 Explotacion de diversidad de seleccion en sistemas de comunicaciones con matriz no ortonormal y modulacion de vector AR046734A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2003/005587 WO2005055507A1 (en) 2003-12-03 2003-12-03 Exploiting selection diversity in communications systems with non-orthonormal matrix and vector modulation

Publications (1)

Publication Number Publication Date
AR046734A1 true AR046734A1 (es) 2005-12-21

Family

ID=34640303

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP040104451A AR046734A1 (es) 2003-12-03 2004-11-30 Explotacion de diversidad de seleccion en sistemas de comunicaciones con matriz no ortonormal y modulacion de vector

Country Status (7)

Country Link
US (1) US7583745B2 (es)
EP (1) EP1690360A1 (es)
CN (1) CN100592671C (es)
AR (1) AR046734A1 (es)
AU (1) AU2003285601A1 (es)
TW (1) TWI258932B (es)
WO (1) WO2005055507A1 (es)

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US7778366B2 (en) * 2004-11-19 2010-08-17 Broadcom Corporation Wireless system having channel fading compensation using zero-forcing
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US7751368B2 (en) * 2006-05-01 2010-07-06 Intel Corporation Providing CQI feedback to a transmitter station in a closed-loop MIMO system
US7724723B2 (en) * 2006-07-31 2010-05-25 Agere Systems Inc. High-throughput scheduler with integer-based eligible number initialization
JP4952135B2 (ja) 2006-08-17 2012-06-13 富士通株式会社 無線端末、中継局、無線基地局及び通信方法
WO2008023311A2 (en) 2006-08-21 2008-02-28 Koninklijke Philips Electronics N.V. Efficient cqi signaling in multi-beam mimo systems
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GB0720723D0 (en) * 2007-10-23 2007-12-05 Icera Inc Reporting channel quality information
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JP5069579B2 (ja) * 2008-01-30 2012-11-07 京セラ株式会社 無線通信システム、無線通信装置および無線通信方法
CN101582749B (zh) * 2008-05-14 2012-06-06 中国移动通信集团公司 一种发送比特数据的方法和装置
JP5010573B2 (ja) * 2008-11-27 2012-08-29 株式会社東芝 無線装置およびその制御方法
CN101784098B (zh) * 2009-01-15 2012-09-05 华为技术有限公司 用户选择方法及系统、基站和用户终端
KR20100125693A (ko) * 2009-05-21 2010-12-01 삼성전자주식회사 무선통신시스템에서 셀 간 간섭을 감소시키기 위한 장치 및 방법
CN102014510B (zh) * 2009-11-03 2015-02-25 电信科学技术研究院 一种上行控制信道资源配置的方法、设备及系统
KR20110067594A (ko) * 2009-12-14 2011-06-22 주식회사 팬택 다이버시티를 이용하여 채널을 구성하는 방법 및 장치
WO2011104718A1 (en) 2010-02-28 2011-09-01 Celeno Communications Ltd. Method for single stream beamforming with mixed power constraints
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Also Published As

Publication number Publication date
WO2005055507A1 (en) 2005-06-16
TW200524317A (en) 2005-07-16
CN100592671C (zh) 2010-02-24
US20070109954A1 (en) 2007-05-17
CN1879340A (zh) 2006-12-13
EP1690360A1 (en) 2006-08-16
AU2003285601A1 (en) 2005-06-24
TWI258932B (en) 2006-07-21
US7583745B2 (en) 2009-09-01

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