TWI454081B - 使用多天線或波束緩和無線傳輸／接收單元（ｗｔｒｕ）對ｗｔｒｕ干擾 - Google Patents

使用多天線或波束緩和無線傳輸／接收單元（ｗｔｒｕ）對ｗｔｒｕ干擾 Download PDF

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Publication number
TWI454081B
TWI454081B TW101118078A TW101118078A TWI454081B TW I454081 B TWI454081 B TW I454081B TW 101118078 A TW101118078 A TW 101118078A TW 101118078 A TW101118078 A TW 101118078A TW I454081 B TWI454081 B TW I454081B
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TW
Taiwan
Prior art keywords
signal
wtru
antenna
interference
antenna weight
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TW101118078A
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English (en)
Chinese (zh)
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TW201316710A (zh
Inventor
愛爾戴德 萊爾
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內數位科技公司
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Publication of TW201316710A publication Critical patent/TW201316710A/zh
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Publication of TWI454081B publication Critical patent/TWI454081B/zh

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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
    • H04B7/06—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
    • H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
    • H04B7/06952—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/1009—Placing the antenna at a place where the noise level is low and using a noise-free transmission line between the antenna and the receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/336—Signal-to-interference ratio [SIR] or carrier-to-interference ratio [CIR]
    • 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
    • H04B7/0408—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam diversity
    • 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
    • H04B7/0617—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 for beam forming
    • 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
    • H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using 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
    • H04B7/08—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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
TW101118078A 2004-03-31 2005-03-10 使用多天線或波束緩和無線傳輸／接收單元（ｗｔｒｕ）對ｗｔｒｕ干擾 TWI454081B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US55796704P 2004-03-31 2004-03-31
US11/025,252 US7630688B2 (en) 2004-03-31 2004-12-29 Mitigation of wireless transmit/receive unit (WTRU) to WTRU interference using multiple antennas or beams

Publications (2)

Publication Number Publication Date
TW201316710A TW201316710A (zh) 2013-04-16
TWI454081B true TWI454081B (zh) 2014-09-21

Family

ID=35055056

Family Applications (5)

Application Number Title Priority Date Filing Date
TW101118078A TWI454081B (zh) 2004-03-31 2005-03-10 使用多天線或波束緩和無線傳輸／接收單元（ｗｔｒｕ）對ｗｔｒｕ干擾
TW097108405A TWI377800B (en) 2004-03-31 2005-03-10 Mitigation of wireless transmit/receive unit (wtru) to wtru interference using multiple antennas or beams
TW094131743A TWI350076B (en) 2004-03-31 2005-03-10 Mitigation of wireless transmit/receive unit (wtru) to wtru interference using multiple antennas or beams
TW103115738A TWI533638B (zh) 2004-03-31 2005-03-10 使用多天線或波束緩和無線傳輸／接收單元（ｗｔｒｕ）對ｗｔｒｕ介面
TW094107353A TWI260933B (en) 2004-03-31 2005-03-10 Mitigation of wireless transmit/receive unit (WTRU) to WTRU interference using multiple antennas or beams

Family Applications After (4)

Application Number Title Priority Date Filing Date
TW097108405A TWI377800B (en) 2004-03-31 2005-03-10 Mitigation of wireless transmit/receive unit (wtru) to wtru interference using multiple antennas or beams
TW094131743A TWI350076B (en) 2004-03-31 2005-03-10 Mitigation of wireless transmit/receive unit (wtru) to wtru interference using multiple antennas or beams
TW103115738A TWI533638B (zh) 2004-03-31 2005-03-10 使用多天線或波束緩和無線傳輸／接收單元（ｗｔｒｕ）對ｗｔｒｕ介面
TW094107353A TWI260933B (en) 2004-03-31 2005-03-10 Mitigation of wireless transmit/receive unit (WTRU) to WTRU interference using multiple antennas or beams

Country Status (10)

Country Link
US (2) US7630688B2 (enExample)
EP (2) EP1738564A4 (enExample)
JP (6) JP2007532059A (enExample)
KR (3) KR20060131993A (enExample)
CN (1) CN101124803B (enExample)
AR (2) AR048352A1 (enExample)
CA (1) CA2561713C (enExample)
NO (1) NO340372B1 (enExample)
TW (5) TWI454081B (enExample)
WO (1) WO2005104503A2 (enExample)

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