KR101452740B1 - 빔 및 널 스티어링을 이용하는 무선 통신 시스템에서의 간섭 관리 - Google Patents

빔 및 널 스티어링을 이용하는 무선 통신 시스템에서의 간섭 관리 Download PDF

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Publication number
KR101452740B1
KR101452740B1 KR1020107013682A KR20107013682A KR101452740B1 KR 101452740 B1 KR101452740 B1 KR 101452740B1 KR 1020107013682 A KR1020107013682 A KR 1020107013682A KR 20107013682 A KR20107013682 A KR 20107013682A KR 101452740 B1 KR101452740 B1 KR 101452740B1
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South Korea
Prior art keywords
interference
access terminal
signal
signals
coherent signal
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Korean (ko)
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KR20100092490A (ko
Inventor
산지브 난다
제이 로드니 왈톤
메멧 야뷰즈
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퀄컴 인코포레이티드
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Priority claimed from US12/276,894 external-priority patent/US8837305B2/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24—Cell structures
    • H04W16/28—Cell structures using beam steering
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/143—Downlink power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/541—Allocation or scheduling criteria for wireless resources based on quality criteria using the level of interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/042—Public Land Mobile systems, e.g. cellular systems
    • H04W84/045—Public Land Mobile systems, e.g. cellular systems using private Base Stations, e.g. femto Base Stations, home Node B

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
KR1020107013682A 2007-11-27 2008-11-25 빔 및 널 스티어링을 이용하는 무선 통신 시스템에서의 간섭 관리 Active KR101452740B1 (ko)

Applications Claiming Priority (13)

Application Number Priority Date Filing Date Title
US99057007P 2007-11-27 2007-11-27
US99054107P 2007-11-27 2007-11-27
US99056407P 2007-11-27 2007-11-27
US99051307P 2007-11-27 2007-11-27
US99054707P 2007-11-27 2007-11-27
US60/990,513 2007-11-27
US60/990,570 2007-11-27
US60/990,564 2007-11-27
US60/990,541 2007-11-27
US60/990,547 2007-11-27
US12/276,894 2008-11-24
US12/276,894 US8837305B2 (en) 2007-11-27 2008-11-24 Interference management in a wireless communication system using beam and null steering
PCT/US2008/084738 WO2009070606A2 (en) 2007-11-27 2008-11-25 Interference management in a wireless communication system using beam and null steering

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020137017229A Division KR20130093161A (ko) 2007-11-27 2008-11-25 빔 및 널 스티어링을 이용하는 무선 통신 시스템에서의 간섭 관리

Publications (2)

Publication Number Publication Date
KR20100092490A KR20100092490A (ko) 2010-08-20
KR101452740B1 true KR101452740B1 (ko) 2014-10-21

Family

ID=40622138

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020137017229A Ceased KR20130093161A (ko) 2007-11-27 2008-11-25 빔 및 널 스티어링을 이용하는 무선 통신 시스템에서의 간섭 관리
KR1020107013682A Active KR101452740B1 (ko) 2007-11-27 2008-11-25 빔 및 널 스티어링을 이용하는 무선 통신 시스템에서의 간섭 관리

Family Applications Before (1)

Application Number Title Priority Date Filing Date
KR1020137017229A Ceased KR20130093161A (ko) 2007-11-27 2008-11-25 빔 및 널 스티어링을 이용하는 무선 통신 시스템에서의 간섭 관리

Country Status (10)

Country Link
EP (1) EP2220774A2 (enExample)
JP (3) JP2011505102A (enExample)
KR (2) KR20130093161A (enExample)
CN (1) CN101926196B (enExample)
AU (1) AU2008329797B2 (enExample)
BR (1) BRPI0820288A2 (enExample)
CA (1) CA2706696A1 (enExample)
IL (1) IL205919A0 (enExample)
MX (1) MX2010005772A (enExample)
WO (1) WO2009070606A2 (enExample)

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US8831523B2 (en) 2009-06-18 2014-09-09 Qualcomm Incorporated Methods and apparatus for beamforming for femtocells
KR101555820B1 (ko) * 2009-12-02 2015-10-06 삼성전자주식회사 접속망의 클래스에 따라 비대칭적인 피드백 기법을 사용하는 계층 셀 통신 시스템
EP2337408A1 (en) * 2009-12-15 2011-06-22 Alcatel Lucent Method for managing power levels in a wireless cellular network
JP5482366B2 (ja) * 2010-03-29 2014-05-07 ソニー株式会社 通信制御方法、通信システム、および管理サーバ
GB2491851B (en) * 2011-06-13 2014-04-30 Toshiba Res Europ Ltd Distributed interference management
CN103782619B (zh) * 2011-08-05 2019-02-15 谷歌有限责任公司 用于在移动电信系统的小小区中干扰的适应性减少的方法和装置
US8838127B2 (en) * 2012-05-11 2014-09-16 Industrial Technology Research Institute Interference mitigation method in cellular wireless network, and apparatus with the same
WO2016167696A1 (en) * 2015-04-17 2016-10-20 Telefonaktiebolaget Lm Ericsson (Publ) Network node and method performed thereby for downlink interference mitigation in a cell of a serving rbs
US10206232B2 (en) 2016-09-29 2019-02-12 At&T Intellectual Property I, L.P. Initial access and radio resource management for integrated access and backhaul (IAB) wireless networks
US10644924B2 (en) 2016-09-29 2020-05-05 At&T Intellectual Property I, L.P. Facilitating a two-stage downlink control channel in a wireless communication system
US10602507B2 (en) 2016-09-29 2020-03-24 At&T Intellectual Property I, L.P. Facilitating uplink communication waveform selection
EP3310013B1 (en) * 2016-10-13 2020-07-15 Nokia Technologies Oy Sharing resources in an unlicensed frequency band
CN112636849B (zh) * 2019-09-24 2023-06-30 中兴通讯股份有限公司 信号干扰位置的识别方法、装置、电子设备及存储介质
JP7462404B2 (ja) * 2019-11-28 2024-04-05 キヤノン株式会社 通信装置、制御方法、及び、プログラム
WO2022043742A1 (en) * 2020-08-25 2022-03-03 Telefonaktiebolaget Lm Ericsson (Publ) Interference robust adaptive tdd configuration with multi-trp

Citations (2)

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GB2349045A (en) * 1999-04-16 2000-10-18 Fujitsu Ltd Base station transmission beam pattern forming; interference reduction
US7003310B1 (en) * 2001-09-28 2006-02-21 Arraycomm Llc. Coupled uplink/downlink power control and spatial processing with adaptive antenna arrays

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JPH09200838A (ja) * 1996-01-12 1997-07-31 Matsushita Electric Ind Co Ltd 移動通信システム
JPH09200846A (ja) * 1996-01-12 1997-07-31 Matsushita Electric Ind Co Ltd 移動通信システム
JP2000287250A (ja) * 1999-03-31 2000-10-13 Matsushita Electric Ind Co Ltd 移動体通信システムおよびマイクロセル基地局
EP1079544A1 (de) * 1999-08-20 2001-02-28 Alcatel CDMA-Mobilfunksystem
JP3872953B2 (ja) * 1999-12-27 2007-01-24 株式会社東芝 アダプティブアンテナを用いた無線通信装置
JP3655169B2 (ja) * 2000-05-26 2005-06-02 松下電器産業株式会社 アレーアンテナ基地局装置
GB2367455A (en) * 2000-09-29 2002-04-03 Roke Manor Research Interference reduction in a cellular communication system having a beamed downlink
JP2002141845A (ja) * 2000-11-01 2002-05-17 Toshiba Tec Corp 指向性アンテナ装置
JP3738705B2 (ja) * 2001-06-05 2006-01-25 松下電器産業株式会社 適応アンテナ装置
JP2003018074A (ja) * 2001-06-29 2003-01-17 Toshiba Corp 無線基地局及びビーム制御方法
JP2003051775A (ja) * 2001-08-06 2003-02-21 Matsushita Electric Ind Co Ltd Ｗ−ｃｄｍａ／ｔｄｄ基地局及びアレイアンテナ指向性制御方法
KR100579695B1 (ko) * 2003-09-15 2006-05-15 주식회사 엘지텔레콤 빔 스위칭 안테나 시스템
US7142861B2 (en) * 2003-12-12 2006-11-28 Telefonaktiebolaget Lm Ericsson (Publ) Mobile communications in a hierarchical cell structure
JP4619150B2 (ja) * 2004-02-27 2011-01-26 京セラ株式会社 移動体通信システム、移動局装置、基地局装置及び送信レート制御方法
JP2007129497A (ja) * 2005-11-02 2007-05-24 Ricoh Co Ltd 無線装置
JP4167691B2 (ja) * 2006-03-06 2008-10-15 京セラ株式会社 アダプティブアレイ基地局
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Publication number Priority date Publication date Assignee Title
GB2349045A (en) * 1999-04-16 2000-10-18 Fujitsu Ltd Base station transmission beam pattern forming; interference reduction
US7003310B1 (en) * 2001-09-28 2006-02-21 Arraycomm Llc. Coupled uplink/downlink power control and spatial processing with adaptive antenna arrays

Also Published As

Publication number Publication date
AU2008329797B2 (en) 2013-01-17
AU2008329797A1 (en) 2009-06-04
KR20100092490A (ko) 2010-08-20
KR20130093161A (ko) 2013-08-21
WO2009070606A2 (en) 2009-06-04
IL205919A0 (en) 2010-11-30
CN101926196B (zh) 2014-11-05
JP2016158256A (ja) 2016-09-01
MX2010005772A (es) 2010-07-01
BRPI0820288A2 (pt) 2015-05-26
JP6279640B2 (ja) 2018-02-14
JP2011505102A (ja) 2011-02-17
JP2013258715A (ja) 2013-12-26
CN101926196A (zh) 2010-12-22
EP2220774A2 (en) 2010-08-25
CA2706696A1 (en) 2009-06-04
WO2009070606A3 (en) 2009-08-27

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