ATE419679T1 - System und verfahren zur funkkommunikation mit mehreren eingängen und mehreren ausgängen (mimo) - Google Patents

System und verfahren zur funkkommunikation mit mehreren eingängen und mehreren ausgängen (mimo)

Info

Publication number
ATE419679T1
ATE419679T1 AT03771891T AT03771891T ATE419679T1 AT E419679 T1 ATE419679 T1 AT E419679T1 AT 03771891 T AT03771891 T AT 03771891T AT 03771891 T AT03771891 T AT 03771891T AT E419679 T1 ATE419679 T1 AT E419679T1
Authority
AT
Austria
Prior art keywords
matrix
transmit
mimo
antennas
max
Prior art date
Application number
AT03771891T
Other languages
English (en)
Inventor
Gary L Sugar
Chandra Vaidyanathan
Original Assignee
Ipr Licensing Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=31192038&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE419679(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ipr Licensing Inc filed Critical Ipr Licensing Inc
Application granted granted Critical
Publication of ATE419679T1 publication Critical patent/ATE419679T1/de

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
    • H04B7/0426—Power distribution
    • H04B7/0434—Power distribution using multiple eigenmodes
    • 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
    • H04B7/0465—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking power constraints at power amplifier or emission constraints, e.g. constant modulus, 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
    • H04B7/0613—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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0697—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 spatial multiplexing
AT03771891T 2002-07-30 2003-07-25 System und verfahren zur funkkommunikation mit mehreren eingängen und mehreren ausgängen (mimo) ATE419679T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US31943702P 2002-07-30 2002-07-30
US46167203P 2003-04-10 2003-04-10
US47994503P 2003-06-19 2003-06-19

Publications (1)

Publication Number Publication Date
ATE419679T1 true ATE419679T1 (de) 2009-01-15

Family

ID=31192038

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03771891T ATE419679T1 (de) 2002-07-30 2003-07-25 System und verfahren zur funkkommunikation mit mehreren eingängen und mehreren ausgängen (mimo)

Country Status (12)

Country Link
US (1) US7194237B2 (de)
EP (2) EP1983651B1 (de)
CN (2) CN1698274B (de)
AT (1) ATE419679T1 (de)
AU (1) AU2003263818B2 (de)
CA (1) CA2513710C (de)
DE (1) DE60325612D1 (de)
DK (1) DK1540830T3 (de)
ES (1) ES2318176T3 (de)
HK (1) HK1078192A1 (de)
SG (1) SG165163A1 (de)
WO (1) WO2004012346A2 (de)

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AU2003263818B2 (en) 2007-05-24
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ES2318176T3 (es) 2009-05-01
CN102655430A (zh) 2012-09-05
EP1540830A4 (de) 2006-08-02
DK1540830T3 (da) 2009-05-04
WO2004012346A3 (en) 2005-01-20
DE60325612D1 (de) 2009-02-12
US7194237B2 (en) 2007-03-20
EP1540830A2 (de) 2005-06-15
US20040023621A1 (en) 2004-02-05
EP1983651B1 (de) 2014-11-05
CA2513710A1 (en) 2004-02-05
EP1540830B9 (de) 2009-09-16
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EP1540830B1 (de) 2008-12-31
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