TWI474649B - 使用於無線式多重輸入－多重輸出（ｍｉｍｏ）通信系統中而使用空間擴散矩陣之天線選擇與訓練技術 - Google Patents

使用於無線式多重輸入－多重輸出（ｍｉｍｏ）通信系統中而使用空間擴散矩陣之天線選擇與訓練技術 Download PDF

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Publication number
TWI474649B
TWI474649B TW97114542A TW97114542A TWI474649B TW I474649 B TWI474649 B TW I474649B TW 97114542 A TW97114542 A TW 97114542A TW 97114542 A TW97114542 A TW 97114542A TW I474649 B TWI474649 B TW I474649B
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Taiwan
Prior art keywords
matrix
channel
antennas
transmit
spatial
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TW97114542A
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English (en)
Chinese (zh)
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TW200913535A (en
Inventor
Zhang Hongyuan
U Nabar Rohit
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Marvell World Trade Ltd
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Publication of TW200913535A publication Critical patent/TW200913535A/zh
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Publication of TWI474649B publication Critical patent/TWI474649B/zh

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    • 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
    • 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
    • H04B7/0636—Feedback format
    • H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
    • 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
    • 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
    • H04B7/0868—Hybrid systems, i.e. switching and combining
    • H04B7/0874—Hybrid systems, i.e. switching and combining using subgroups of receive 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
    • 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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0054—Maximum-likelihood or sequential decoding, e.g. Viterbi, Fano, ZJ algorithms
    • 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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0071—Use of interleaving

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
TW97114542A 2007-04-20 2008-04-21 使用於無線式多重輸入－多重輸出（ｍｉｍｏ）通信系統中而使用空間擴散矩陣之天線選擇與訓練技術 TWI474649B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US91307007P 2007-04-20 2007-04-20
US12/105,750 US7978784B2 (en) 2007-04-20 2008-04-18 Antenna selection and training using a spatial spreading matrix for use in a wireless MIMO communication system

Publications (2)

Publication Number Publication Date
TW200913535A TW200913535A (en) 2009-03-16
TWI474649B true TWI474649B (zh) 2015-02-21

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TW97114542A TWI474649B (zh) 2007-04-20 2008-04-21 使用於無線式多重輸入－多重輸出（ｍｉｍｏ）通信系統中而使用空間擴散矩陣之天線選擇與訓練技術

Country Status (6)

Country Link
US (3) US7978784B2 (enExample)
EP (2) EP2140574B1 (enExample)
JP (2) JP5345130B2 (enExample)
CN (1) CN101663838B (enExample)
TW (1) TWI474649B (enExample)
WO (1) WO2009009199A2 (enExample)

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Also Published As

Publication number Publication date
JP5345130B2 (ja) 2013-11-20
EP2485409B1 (en) 2016-08-03
US8213539B2 (en) 2012-07-03
US20080260002A1 (en) 2008-10-23
WO2009009199A3 (en) 2009-09-11
EP2140574A2 (en) 2010-01-06
JP2013229909A (ja) 2013-11-07
CN101663838B (zh) 2014-03-05
EP2485409A3 (en) 2013-05-22
US20110261860A1 (en) 2011-10-27
US8625701B2 (en) 2014-01-07
US20120269231A1 (en) 2012-10-25
US7978784B2 (en) 2011-07-12
EP2485409A2 (en) 2012-08-08
CN101663838A (zh) 2010-03-03
WO2009009199A2 (en) 2009-01-15
TW200913535A (en) 2009-03-16
JP2010525683A (ja) 2010-07-22
EP2140574B1 (en) 2015-09-30

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