WO2007108885A3 - Methods and apparatus for overlapping mimo antenna physical sectors - Google Patents

Methods and apparatus for overlapping mimo antenna physical sectors Download PDF

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Publication number
WO2007108885A3
WO2007108885A3 PCT/US2007/004504 US2007004504W WO2007108885A3 WO 2007108885 A3 WO2007108885 A3 WO 2007108885A3 US 2007004504 W US2007004504 W US 2007004504W WO 2007108885 A3 WO2007108885 A3 WO 2007108885A3
Authority
WO
WIPO (PCT)
Prior art keywords
methods
physical sectors
mimo antenna
signal
antenna physical
Prior art date
Application number
PCT/US2007/004504
Other languages
French (fr)
Other versions
WO2007108885A2 (en
WO2007108885B1 (en
Inventor
Roc Lastinger
John Spenik
Brian Woodbury
Original Assignee
Rotani Inc
Roc Lastinger
John Spenik
Brian Woodbury
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=38325250&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=WO2007108885(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Rotani Inc, Roc Lastinger, John Spenik, Brian Woodbury filed Critical Rotani Inc
Priority to CA2637182A priority Critical patent/CA2637182C/en
Priority to EP07751274A priority patent/EP1994650B1/en
Publication of WO2007108885A2 publication Critical patent/WO2007108885A2/en
Publication of WO2007108885A3 publication Critical patent/WO2007108885A3/en
Publication of WO2007108885B1 publication Critical patent/WO2007108885B1/en

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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
    • 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
    • H04B7/0491—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more sectors, i.e. sector diversity
    • H04B7/0495—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more sectors, i.e. sector diversity using overlapping sectors in the same base station to implement MIMO for antennas
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/15—Performance testing
    • 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
    • H04B7/022—Site diversity; Macro-diversity
    • H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [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
    • H04B7/0413—MIMO systems

Abstract

Methods and apparatus for positioning antennas of a first wireless cell to form MIMO physical sectors and MIMO virtual sectors. Selecting a MIMO virtual sector for communication responsive to throughput, data throughput, signal-to-noise ratio, signal error rate, data error rate, retransmission requests, interference, rejection of multipath signals, transmission rate, and signal strength.
PCT/US2007/004504 2006-02-28 2007-02-21 Methods and apparatus for overlapping mimo antenna physical sectors WO2007108885A2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA2637182A CA2637182C (en) 2006-02-28 2007-02-21 Methods and apparatus for overlapping mimo antenna physical sectors
EP07751274A EP1994650B1 (en) 2006-02-28 2007-02-21 Methods and apparatus for overlapping mimo antenna physical sectors

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US74337606P 2006-02-28 2006-02-28
US60/743,376 2006-02-28

Publications (3)

Publication Number Publication Date
WO2007108885A2 WO2007108885A2 (en) 2007-09-27
WO2007108885A3 true WO2007108885A3 (en) 2007-11-08
WO2007108885B1 WO2007108885B1 (en) 2007-12-27

Family

ID=38325250

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2007/004504 WO2007108885A2 (en) 2006-02-28 2007-02-21 Methods and apparatus for overlapping mimo antenna physical sectors

Country Status (6)

Country Link
US (20) US8009646B2 (en)
EP (7) EP1994650B1 (en)
KR (1) KR20080096803A (en)
CN (1) CN101395820A (en)
CA (3) CA2867303C (en)
WO (1) WO2007108885A2 (en)

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