TW200642494A - Method for steering smart antenna beams for a WLAN using MAC layer functions - Google Patents

Method for steering smart antenna beams for a WLAN using MAC layer functions

Info

Publication number
TW200642494A
TW200642494A TW094135757A TW94135757A TW200642494A TW 200642494 A TW200642494 A TW 200642494A TW 094135757 A TW094135757 A TW 094135757A TW 94135757 A TW94135757 A TW 94135757A TW 200642494 A TW200642494 A TW 200642494A
Authority
TW
Taiwan
Prior art keywords
mac layer
algorithm
antenna
response
client station
Prior art date
Application number
TW094135757A
Other languages
English (en)
Inventor
In-Hyok Cha
Zheng Zhao
Thomas Eric Gorsuch
Ross L Lintelman
Original Assignee
Interdigital Tech Corp
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 Interdigital Tech Corp filed Critical Interdigital Tech Corp
Publication of TW200642494A publication Critical patent/TW200642494A/zh

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
    • H04B7/06—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
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/002—Antennas or antenna systems providing at least two radiating patterns providing at least two patterns of different beamwidth; Variable beamwidth antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/005—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using remotely controlled antenna positioning or scanning
    • 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
    • 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)
  • Mobile Radio Communication Systems (AREA)
TW094135757A 2004-03-17 2005-03-16 Method for steering smart antenna beams for a WLAN using MAC layer functions TW200642494A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US55390204P 2004-03-17 2004-03-17
US11/080,039 US7200376B2 (en) 2004-03-17 2005-03-15 Method for steering smart antenna beams for a WLAN using MAC layer functions

Publications (1)

Publication Number Publication Date
TW200642494A true TW200642494A (en) 2006-12-01

Family

ID=34994307

Family Applications (2)

Application Number Title Priority Date Filing Date
TW094108094A TWI263450B (en) 2004-03-17 2005-03-16 Method for steering smart antenna beams for a WLAN using MAC layer functions
TW094135757A TW200642494A (en) 2004-03-17 2005-03-16 Method for steering smart antenna beams for a WLAN using MAC layer functions

Family Applications Before (1)

Application Number Title Priority Date Filing Date
TW094108094A TWI263450B (en) 2004-03-17 2005-03-16 Method for steering smart antenna beams for a WLAN using MAC layer functions

Country Status (6)

Country Link
US (1) US7200376B2 (zh)
EP (3) EP2031766A3 (zh)
JP (1) JP4564528B2 (zh)
KR (3) KR100957520B1 (zh)
TW (2) TWI263450B (zh)
WO (1) WO2005089384A2 (zh)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7047046B2 (en) * 2003-06-19 2006-05-16 Ipr Licensing, Inc. Antenna steering for an access point based upon probe signals
US8971913B2 (en) 2003-06-27 2015-03-03 Qualcomm Incorporated Method and apparatus for wireless network hybrid positioning
US8483717B2 (en) 2003-06-27 2013-07-09 Qualcomm Incorporated Local area network assisted positioning
US7319878B2 (en) 2004-06-18 2008-01-15 Qualcomm Incorporated Method and apparatus for determining location of a base station using a plurality of mobile stations in a wireless mobile network
CN105306119B (zh) * 2004-09-10 2019-09-27 美商内数位科技公司 在无线通信中交换天线能力信息的第一站台及方法
US8068467B2 (en) * 2004-10-22 2011-11-29 Motorola Soulutions, Inc. Multi-tier WLAN and method for propagating beacons in a multi-tier WLAN thereof
US7706337B2 (en) * 2004-10-22 2010-04-27 Motorola, Inc. Method for performing neighbor discovery in a multi-tier WLAN
US7697550B2 (en) * 2005-06-30 2010-04-13 Netgear, Inc. Peripheral device with visual indicators
RU2390791C2 (ru) 2005-11-07 2010-05-27 Квэлкомм Инкорпорейтед Позиционирование для wlan и других беспроводных сетей
CA2744874C (en) * 2005-11-07 2013-07-30 Qualcomm Incorporated Positioning for wlans and other wireless networks
US7515577B2 (en) * 2006-06-29 2009-04-07 Motorola, Inc. System and method for communicating beacon transmissions in wireless local area network (WLAN) systems
US9226257B2 (en) 2006-11-04 2015-12-29 Qualcomm Incorporated Positioning for WLANs and other wireless networks
JP5185282B2 (ja) * 2006-12-18 2013-04-17 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 指向性アンテナを使用するビーコン送信及び受信の方法及びシステム
US8548525B2 (en) 2007-06-28 2013-10-01 Fimax Technology Limited Systems and methods using antenna beam scanning for improved communications
EP2086263B1 (en) * 2008-02-01 2017-07-12 Lg Electronics Inc. Method for controlling uplink load in cell_fach state
WO2009116837A1 (en) * 2008-03-21 2009-09-24 Lg Electronics Inc. Method of data communication in a wireless communication system
US8279770B2 (en) 2008-09-29 2012-10-02 Qualcomm Incorporated Uplink transmit diversity enhancement
JP5403588B2 (ja) * 2009-01-21 2014-01-29 独立行政法人情報通信研究機構 無線通信時のトラッキング方法，無線通信方法，無線通信プログラム，及び情報記憶媒体
US8340578B2 (en) * 2009-10-05 2012-12-25 Apple Inc. Methods and apparatus for enhanced coexistence algorithms in wireless systems
US8693569B2 (en) 2009-10-19 2014-04-08 Apple Inc. Methods and apparatus for dynamic wireless device coexistence
CN104901735A (zh) * 2009-11-04 2015-09-09 日本电气株式会社 无线电通信系统的控制方法、无线电通信系统和无线电通信装置
US8599709B2 (en) 2011-02-10 2013-12-03 Apple Inc. Methods and apparatus for wireless coexistence based on transceiver chain emphasis
US8995929B2 (en) 2011-12-06 2015-03-31 Apple Inc. Methods and apparatus for wireless optimization based on platform configuration and use cases
JP5864722B2 (ja) * 2012-03-15 2016-02-17 京セラ株式会社 無線端末および無線通信方法
US8554202B1 (en) * 2012-05-04 2013-10-08 Telefonaktiebolaget L M Ericsson (Publ) Faulty wireless terminal detection
US8995553B2 (en) 2012-06-08 2015-03-31 Apple Inc. Methods and apparatus for mitigating interference in aggressive form factor designs
KR102071372B1 (ko) 2013-09-16 2020-01-30 삼성전자 주식회사 무선 통신 시스템에서 빔 포밍을 고려한 drx 제어 방법 및 장치
FR3019414B1 (fr) * 2014-03-31 2017-09-08 Sagem Defense Securite Procede de transmission en vol de donnees de type boite noire
KR102258575B1 (ko) * 2015-03-17 2021-05-31 삼성전자 주식회사 전자 장치 및 이의 빔포밍을 이용한 무선 통신 방법
WO2016163850A1 (ko) * 2015-04-09 2016-10-13 엘지전자 주식회사 무선랜 시스템에서 액세스 방법 선택에 관련된 프레임 송수신 방법 및 장치
US10666346B2 (en) 2015-11-11 2020-05-26 Telefonaktiebolaget Lm Ericsson (Publ) Network node, wireless device, and methods for beam management
US10420018B2 (en) * 2016-11-23 2019-09-17 Qualcomm Incorporated Steady-state beam scanning and codebook generation
BR112020014392A2 (pt) * 2018-01-22 2020-12-01 Nokia Technologies Oy gerenciamento de feixe de camada superior

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2196527B1 (zh) 1972-08-16 1977-01-14 Materiel Telephonique
GB9019489D0 (en) 1990-09-06 1990-10-24 Ncr Co Antenna control for a wireless local area network station
DE4341278B4 (de) 1993-12-03 2004-05-06 Robert Bosch Gmbh Grenzstromsensor zur Bestimmung des Lambdawertes in Gasgemischen
GB9525110D0 (en) * 1995-12-08 1996-02-07 Northern Telecom Ltd An antenna assembly
US5905473A (en) 1997-03-31 1999-05-18 Resound Corporation Adjustable array antenna
US6009124A (en) 1997-09-22 1999-12-28 Intel Corporation High data rate communications network employing an adaptive sectored antenna
US6933887B2 (en) * 1998-09-21 2005-08-23 Ipr Licensing, Inc. Method and apparatus for adapting antenna array using received predetermined signal
GB2347019A (en) * 1999-02-08 2000-08-23 Motorola Ltd An antenna array system
JP3614133B2 (ja) * 2001-12-27 2005-01-26 日本電気株式会社 無線基地局装置、無線通信システム、及び通信制御方法
US6687492B1 (en) * 2002-03-01 2004-02-03 Cognio, Inc. System and method for antenna diversity using joint maximal ratio combining
EP1488616A4 (en) 2002-03-08 2006-04-12 Ipr Licensing Inc ANTENNA MATCHING METHOD FOR HIGH MOBILITY
US6816116B2 (en) * 2002-03-22 2004-11-09 Quanta Computer, Inc. Smart antenna for portable devices
AU2003228847A1 (en) * 2002-05-02 2003-11-17 Ipr Licensing, Inc. Adaptive pointing for directional antennas
US20030228857A1 (en) * 2002-06-06 2003-12-11 Hitachi, Ltd. Optimum scan for fixed-wireless smart antennas
AU2003256737A1 (en) * 2002-07-31 2004-02-16 Interdigital Technology Corporation High-speed localized data exchange
TW200721738A (en) 2002-07-31 2007-06-01 Interdigital Tech Corp Wireless personal communicator and communication method
US7031336B2 (en) 2002-08-26 2006-04-18 Colubris Networks, Inc. Space-time-power scheduling for wireless networks
US7787419B2 (en) 2002-09-17 2010-08-31 Broadcom Corporation System and method for providing a mesh network using a plurality of wireless access points (WAPs)
US7212499B2 (en) 2002-09-30 2007-05-01 Ipr Licensing, Inc. Method and apparatus for antenna steering for WLAN
US6978121B1 (en) 2002-11-05 2005-12-20 Rfmd Wpan, Inc Method and apparatus for operating a dual-mode radio in a wireless communication system
US20040192222A1 (en) 2003-03-26 2004-09-30 Nokia Corporation System and method for semi-simultaneously coupling an antenna to transceivers
US7769378B2 (en) 2003-08-26 2010-08-03 Motorola, Inc. System and method to improve WLAN handover behavior at entry/exit points
US7187912B2 (en) 2004-03-30 2007-03-06 Intel Corporation Apparatus and method for wireless local area network (LAN) antenna selection
US7376398B2 (en) * 2004-09-10 2008-05-20 Interdigital Technology Corporation Implementing a smart antenna in wireless local area network
US8995921B2 (en) * 2004-09-10 2015-03-31 Interdigital Technology Corporation Measurement support for a smart antenna in a wireless communication system
US7917092B2 (en) * 2004-12-14 2011-03-29 Interdigital Technology Corporation Beam selection apparatus and method in voice over internet protocol over switched beam wireless local area network

Also Published As

Publication number Publication date
EP2031766A2 (en) 2009-03-04
WO2005089384A2 (en) 2005-09-29
KR100908310B1 (ko) 2009-07-17
TWI263450B (en) 2006-10-01
JP2007529965A (ja) 2007-10-25
EP2031765A2 (en) 2009-03-04
KR100989101B1 (ko) 2010-10-25
US7200376B2 (en) 2007-04-03
TW200536411A (en) 2005-11-01
EP2031765A3 (en) 2014-07-16
US20050221838A1 (en) 2005-10-06
KR100957520B1 (ko) 2010-05-11
WO2005089384A3 (en) 2007-02-01
KR20080085901A (ko) 2008-09-24
KR20080081204A (ko) 2008-09-08
EP1730852A2 (en) 2006-12-13
EP2031766A3 (en) 2014-07-16
JP4564528B2 (ja) 2010-10-20
KR20060123784A (ko) 2006-12-04
EP1730852A4 (en) 2007-11-28

Similar Documents

Publication Publication Date Title
TW200642494A (en) Method for steering smart antenna beams for a WLAN using MAC layer functions
EP4284111A3 (en) Power-saving active bwp
JP2020500470A5 (zh)
MY154303A (en) Improved uplink scheduling in a cellular system.
SG165398A1 (en) Methods and apparatus for use in a wireless communications system that uses a multi-mode base station
AU2002336117A1 (en) Radio resource control method in mobile communication system, and mobile communication system
WO2009151289A3 (en) Apparatus for controlling power of wireless device and method thereof
WO2010071347A3 (en) Method for saving power of a femto base station using sleep period synchronization
AU2003202186A1 (en) Paging in communication systems
WO2009051458A3 (en) Method for operating control sleep mode in a communication system
GB2403875B (en) Method and system for performing data transmission process of an access point (AP) supporting power management of wireless local area network (WLAN) clients
WO2010104315A3 (en) Method and apparatus for controlling sleep mode operation in a communication system
WO2006047107A3 (en) Method of scanning for beacon transmissions in a wlan
WO2004021731A3 (en) Limiting cell reselection based on measured pilot power in a wireless communications system
WO2008136106A1 (ja) 無線リソース共有機能を有する移動無線通信システム
IN2012DN05083A (zh)
WO2013126014A3 (en) Combating drx deadlock in telecommunications
WO2006016765A3 (en) Periodic ranging in a wireless access system for mobile station in sleep mode
AU2003238126A1 (en) Adaptive power save mode for short-range wireless terminals
WO2012018221A3 (en) Apparatus and method for supporting range expansion in a wireless network
WO2007024895A3 (en) Access point interference control and selection methods
BR122014009781A8 (pt) Métodos de transmissão de informação de controle para uma estação móvel em uma primeira célula de uma rede de telecomunicações celular e rede de telecomunicações celular
CN104782191A (zh) 用于在无线通信系统中控制基站的操作状态的方法和装置
WO2015040942A1 (ja) 通信制御装置及び通信制御方法
WO2008116022A3 (en) Uplink timing control