JP6178842B2 - 分散入力分散出力無線システムにおけるドップラー効果に対処するためのシステム及び方法 - Google Patents

分散入力分散出力無線システムにおけるドップラー効果に対処するためのシステム及び方法 Download PDF

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JP6178842B2
JP6178842B2 JP2015510498A JP2015510498A JP6178842B2 JP 6178842 B2 JP6178842 B2 JP 6178842B2 JP 2015510498 A JP2015510498 A JP 2015510498A JP 2015510498 A JP2015510498 A JP 2015510498A JP 6178842 B2 JP6178842 B2 JP 6178842B2
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bts
base transceiver
dido
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transceiver station
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JP2015526917A5 (enExample
JP2015526917A (ja
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アントニオ フォレンツァ
アントニオ フォレンツァ
スティーブン ジー パールマン
スティーブン ジー パールマン
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リアデン リミテッド ライアビリティ カンパニー
リアデン リミテッド ライアビリティ カンパニー
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    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/01—Reducing phase shift
    • 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
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • 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
    • H04B7/0452—Multi-user 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
    • H04B7/06—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
    • H04B7/022—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
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S367/00—Communications, electrical: acoustic wave systems and devices
    • Y10S367/904—Doppler compensation systems

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
JP2015510498A 2012-05-04 2013-05-03 分散入力分散出力無線システムにおけるドップラー効果に対処するためのシステム及び方法 Active JP6178842B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/464,648 2012-05-04
US13/464,648 US9312929B2 (en) 2004-04-02 2012-05-04 System and methods to compensate for Doppler effects in multi-user (MU) multiple antenna systems (MAS)
PCT/US2013/039580 WO2013166464A1 (en) 2012-05-04 2013-05-03 System and methods for coping with doppler effects in distributed-input distributed-output wireless systems

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JP2015526917A JP2015526917A (ja) 2015-09-10
JP2015526917A5 JP2015526917A5 (enExample) 2016-08-25
JP6178842B2 true JP6178842B2 (ja) 2017-08-09

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JP2017138170A Active JP6542300B2 (ja) 2012-05-04 2017-07-14 分散入力分散出力無線システムにおけるドップラー効果に対処するためのシステム及び方法
JP2019109413A Pending JP2019198082A (ja) 2012-05-04 2019-06-12 分散入力分散出力無線システムにおけるドップラー効果に対処するためのシステム及び方法

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JP2019109413A Pending JP2019198082A (ja) 2012-05-04 2019-06-12 分散入力分散出力無線システムにおけるドップラー効果に対処するためのシステム及び方法

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EP (1) EP2845178A4 (enExample)
JP (3) JP6178842B2 (enExample)
KR (1) KR101875397B1 (enExample)
CN (2) CN104603853B (enExample)
AU (3) AU2013256044B2 (enExample)
BR (1) BR112014027631A2 (enExample)
CA (1) CA2872502C (enExample)
IL (2) IL272481B2 (enExample)
MX (1) MX354045B (enExample)
RU (2) RU2649078C2 (enExample)
SG (1) SG11201407381VA (enExample)
TW (4) TWI874750B (enExample)
WO (1) WO2013166464A1 (enExample)

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