ATE496434T1 - Schaltstrahlantennensystem und verfahren mit digital gesteuerter gewichteter hochfrequenz- kombinierung - Google Patents

Schaltstrahlantennensystem und verfahren mit digital gesteuerter gewichteter hochfrequenz- kombinierung

Info

Publication number
ATE496434T1
ATE496434T1 AT06818890T AT06818890T ATE496434T1 AT E496434 T1 ATE496434 T1 AT E496434T1 AT 06818890 T AT06818890 T AT 06818890T AT 06818890 T AT06818890 T AT 06818890T AT E496434 T1 ATE496434 T1 AT E496434T1
Authority
AT
Austria
Prior art keywords
radio frequency
high frequency
antenna system
digitally controlled
beam antenna
Prior art date
Application number
AT06818890T
Other languages
English (en)
Inventor
Amico Valeria D
Maurizio Fodrini
Bruno Melis
Alfredo Ruscitto
Original Assignee
Telecom Italia Spa
Pirelli & C Spa
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 Telecom Italia Spa, Pirelli & C Spa filed Critical Telecom Italia Spa
Application granted granted Critical
Publication of ATE496434T1 publication Critical patent/ATE496434T1/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
    • H04B7/08—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
    • 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
    • H04B7/0837—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
    • H04B7/084—Equal gain combining, only phase adjustments
    • 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
    • H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
    • 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
    • H04B7/088—Hybrid systems, i.e. switching and combining using beam selection

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
AT06818890T 2006-11-29 2006-11-29 Schaltstrahlantennensystem und verfahren mit digital gesteuerter gewichteter hochfrequenz- kombinierung ATE496434T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2006/011430 WO2008064696A1 (en) 2006-11-29 2006-11-29 Switched beam antenna system and method with digitally controlled weighted radio frequency combining

Publications (1)

Publication Number Publication Date
ATE496434T1 true ATE496434T1 (de) 2011-02-15

Family

ID=38235390

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06818890T ATE496434T1 (de) 2006-11-29 2006-11-29 Schaltstrahlantennensystem und verfahren mit digital gesteuerter gewichteter hochfrequenz- kombinierung

Country Status (6)

Country Link
US (1) US8509724B2 (de)
EP (1) EP2113145B1 (de)
CN (1) CN101622798B (de)
AT (1) ATE496434T1 (de)
DE (1) DE602006019786D1 (de)
WO (1) WO2008064696A1 (de)

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Also Published As

Publication number Publication date
DE602006019786D1 (de) 2011-03-03
EP2113145B1 (de) 2011-01-19
WO2008064696A8 (en) 2009-04-09
US8509724B2 (en) 2013-08-13
CN101622798A (zh) 2010-01-06
US20100130150A1 (en) 2010-05-27
WO2008064696A1 (en) 2008-06-05
CN101622798B (zh) 2012-12-05
EP2113145A1 (de) 2009-11-04

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