CN100542145C - Mimo通信系统中用于空间处理的特征向量的得到 - Google Patents

Mimo通信系统中用于空间处理的特征向量的得到 Download PDF

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Publication number
CN100542145C
CN100542145C CNB2003801086298A CN200380108629A CN100542145C CN 100542145 C CN100542145 C CN 100542145C CN B2003801086298 A CNB2003801086298 A CN B2003801086298A CN 200380108629 A CN200380108629 A CN 200380108629A CN 100542145 C CN100542145 C CN 100542145C
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matrix
eigenvectors
mimo
vectors
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Chinese (zh)
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CN1739270A (zh
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J·W·凯彻姆
M·S·华莱士
P·加尔
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Qualcomm Inc
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Qualcomm Inc
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    • 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
    • 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
    • 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
    • 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
    • H04L25/0202—Channel estimation
    • H04L25/0204—Channel estimation of multiple channels
    • 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
    • H04L25/0202—Channel estimation
    • H04L25/024—Channel estimation channel estimation algorithms
    • H04L25/0242—Channel estimation channel estimation algorithms using matrix methods
    • H04L25/0248—Eigen-space methods
    • 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
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03343—Arrangements at the transmitter end
    • 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
    • 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
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • 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
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03426—Arrangements for removing intersymbol interference characterised by the type of transmission transmission using multiple-input and multiple-output channels

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
CNB2003801086298A 2002-12-11 2003-12-09 Mimo通信系统中用于空间处理的特征向量的得到 Expired - Lifetime CN100542145C (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US43276002P 2002-12-11 2002-12-11
US60/432,760 2002-12-11
US10/729,070 US7280625B2 (en) 2002-12-11 2003-12-04 Derivation of eigenvectors for spatial processing in MIMO communication systems
US10/729,070 2003-12-04
PCT/US2003/039392 WO2004054191A1 (en) 2002-12-11 2003-12-09 Derivation of eigenvectors for spatial processing in mimo communication systems

Related Child Applications (1)

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CN2009101601762A Division CN101615983B (zh) 2002-12-11 2003-12-09 Mimo通信系统中用于空间处理的特征向量的得到

Publications (2)

Publication Number Publication Date
CN1739270A CN1739270A (zh) 2006-02-22
CN100542145C true CN100542145C (zh) 2009-09-16

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CNB2003801086298A Expired - Lifetime CN100542145C (zh) 2002-12-11 2003-12-09 Mimo通信系统中用于空间处理的特征向量的得到
CN2009101601762A Expired - Lifetime CN101615983B (zh) 2002-12-11 2003-12-09 Mimo通信系统中用于空间处理的特征向量的得到

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EP (2) EP1570616B1 (enExample)
JP (2) JP4532412B2 (enExample)
KR (1) KR101000170B1 (enExample)
CN (2) CN100542145C (enExample)
AT (2) ATE479263T1 (enExample)
AU (2) AU2003297873C1 (enExample)
BR (1) BR0317173A (enExample)
CA (3) CA2809754C (enExample)
DE (2) DE60322424D1 (enExample)
ES (2) ES2349490T3 (enExample)
IL (1) IL168932A (enExample)
MX (1) MXPA05006231A (enExample)
RU (1) RU2337493C2 (enExample)
WO (1) WO2004054191A1 (enExample)

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IL168932A (en) 2010-11-30
EP1570616A1 (en) 2005-09-07
ATE402551T1 (de) 2008-08-15
EP1570616B1 (en) 2008-07-23
JP2006513674A (ja) 2006-04-20
EP1940098B1 (en) 2010-08-25
CA2809768A1 (en) 2004-06-24
RU2005121540A (ru) 2006-01-27
HK1088143A1 (zh) 2006-10-27
ATE479263T1 (de) 2010-09-15
AU2009220023B2 (en) 2010-06-03
JP5175315B2 (ja) 2013-04-03
AU2003297873C1 (en) 2009-12-24
US20070297526A1 (en) 2007-12-27
AU2009220023A1 (en) 2009-10-15
KR20050085568A (ko) 2005-08-29
CN1739270A (zh) 2006-02-22
WO2004054191A1 (en) 2004-06-24
US7551698B2 (en) 2009-06-23
US20040165684A1 (en) 2004-08-26
KR101000170B1 (ko) 2010-12-10
DE60322424D1 (de) 2008-09-04
CA2809754A1 (en) 2004-06-24
JP4532412B2 (ja) 2010-08-25
ES2308027T3 (es) 2008-12-01
AU2003297873B2 (en) 2009-07-02
CN101615983A (zh) 2009-12-30
DE60333961D1 (de) 2010-10-07
AU2003297873A1 (en) 2004-06-30
IL168932A0 (en) 2009-02-11
BR0317173A (pt) 2005-10-25
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CN101615983B (zh) 2013-08-28
ES2349490T3 (es) 2011-01-04
JP2010213298A (ja) 2010-09-24
CA2509196A1 (en) 2004-06-24
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CA2809768C (en) 2014-02-18
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