AU2001274618A1 - Radio base station unit and radio communication method - Google Patents

Radio base station unit and radio communication method

Info

Publication number
AU2001274618A1
AU2001274618A1 AU2001274618A AU7461801A AU2001274618A1 AU 2001274618 A1 AU2001274618 A1 AU 2001274618A1 AU 2001274618 A AU2001274618 A AU 2001274618A AU 7461801 A AU7461801 A AU 7461801A AU 2001274618 A1 AU2001274618 A1 AU 2001274618A1
Authority
AU
Australia
Prior art keywords
base station
communication method
station unit
radio
radio communication
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
AU2001274618A
Other languages
English (en)
Inventor
Kenichi Miyoshi
Mitsuru Uesugi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of AU2001274618A1 publication Critical patent/AU2001274618A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • H04W88/08—Access point devices
    • 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
    • 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
    • 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
    • H04B7/0689—Hybrid systems, i.e. switching and simultaneous transmission using different transmission schemes, at least one of them being a diversity transmission scheme
    • 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
    • H04B7/0871—Hybrid systems, i.e. switching and combining using different reception schemes, at least one of them being a diversity reception scheme
    • 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
    • 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
    • H04B7/0848—Joint weighting
    • H04B7/0857—Joint weighting using maximum ratio combining techniques, e.g. signal-to- interference ratio [SIR], received signal strenght indication [RSS]
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
AU2001274618A 2000-06-29 2001-06-26 Radio base station unit and radio communication method Abandoned AU2001274618A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000-197133 2000-06-29
JP2000197133A JP3699883B2 (ja) 2000-06-29 2000-06-29 無線基地局装置及び無線通信方法
PCT/JP2001/005435 WO2002001751A1 (fr) 2000-06-29 2001-06-26 Unité de station radio fixe et procédé de communication radio

Publications (1)

Publication Number Publication Date
AU2001274618A1 true AU2001274618A1 (en) 2002-01-08

Family

ID=18695507

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001274618A Abandoned AU2001274618A1 (en) 2000-06-29 2001-06-26 Radio base station unit and radio communication method

Country Status (7)

Country Link
US (1) US7133698B2 (fr)
EP (1) EP1206050B1 (fr)
JP (1) JP3699883B2 (fr)
KR (1) KR20020026605A (fr)
CN (1) CN1157864C (fr)
AU (1) AU2001274618A1 (fr)
WO (1) WO2002001751A1 (fr)

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EP1551127A1 (fr) * 2001-12-21 2005-07-06 Mitsubishi Denki Kabushiki Kaisha Système de radiocommunications et émetteur pour la mise en oeuvre de diversité en fréquence
US7570626B2 (en) 2002-07-16 2009-08-04 Panasonic Corporation Communication method, transmitting device using the same, and receiving device using the same
JP4217043B2 (ja) 2002-09-20 2009-01-28 京セラ株式会社 アダプティブアレイ無線通信装置、受信レベル表示方法、受信レベル調整方法、受信レベル表示プログラム、および受信レベル調整プログラム
JP3629261B2 (ja) * 2002-11-26 2005-03-16 松下電器産業株式会社 無線受信装置
TWI234374B (en) * 2003-03-04 2005-06-11 Realtek Semiconductor Corp Spread spectrum encoding method and spread spectrum encoding modulation method
JP4247019B2 (ja) * 2003-03-24 2009-04-02 京セラ株式会社 無線通信機
CN100444531C (zh) * 2003-03-31 2008-12-17 富士通株式会社 接收装置
US7929921B2 (en) * 2003-06-10 2011-04-19 Motorola Mobility, Inc. Diversity control in wireless communications devices and methods
JP4299083B2 (ja) * 2003-09-09 2009-07-22 株式会社エヌ・ティ・ティ・ドコモ 無線通信装置及び無線通信方法
US7747229B2 (en) * 2004-11-19 2010-06-29 Atc Technologies, Llc Electronic antenna beam steering using ancillary receivers and related methods
WO2006098111A1 (fr) * 2005-03-14 2006-09-21 Nec Corporation Système de communication sans fil, appareil de transmission, méthode, programme de transmission et support d’enregistrement
WO2006098008A1 (fr) * 2005-03-15 2006-09-21 Fujitsu Limited Dispositif de communication et methode de communication
WO2006100767A1 (fr) * 2005-03-23 2006-09-28 Mitsubishi Denki Kabushiki Kaisha Systeme de communication sans fil
CN1838653A (zh) * 2005-03-24 2006-09-27 松下电器产业株式会社 低功耗通信装置、低功耗多天线通信系统及其操作方法
US20060240784A1 (en) * 2005-04-22 2006-10-26 Qualcomm Incorporated Antenna array calibration for wireless communication systems
US20060262013A1 (en) * 2005-05-18 2006-11-23 Shiroma Grant S Full-duplex dual-frequency self-steering array using phase detection & phase shifting
EP1885071A4 (fr) * 2005-05-20 2015-01-28 Fujitsu Ltd Dispositif de communication radio, dispositif terminal mobile, procede de communication radio
US8498669B2 (en) * 2005-06-16 2013-07-30 Qualcomm Incorporated Antenna array calibration for wireless communication systems
DE102005039102A1 (de) * 2005-08-18 2007-02-22 Robert Bosch Gmbh Rundfunkempfänger mit einer Mehrantennenverarbeitungseinrichtung und Verfahren zum Betrieb eines Rundfunkempfängers
US7907971B2 (en) * 2005-08-22 2011-03-15 Airgain, Inc. Optimized directional antenna system
EP1946407B1 (fr) * 2005-11-02 2017-08-09 Qualcomm Incorporated Etalonnage de reseaux d'antennes pour systemes de communication radio
US8280430B2 (en) 2005-11-02 2012-10-02 Qualcomm Incorporated Antenna array calibration for multi-input multi-output wireless communication systems
US9118111B2 (en) * 2005-11-02 2015-08-25 Qualcomm Incorporated Antenna array calibration for wireless communication systems
JP4633667B2 (ja) * 2006-03-31 2011-02-16 Ｋｄｄｉ株式会社 アレーアンテナ送信装置
EP2016693B1 (fr) * 2006-05-09 2018-07-18 Telefonaktiebolaget LM Ericsson (publ) Procédé et appareil pour une adaptation de cellule unique améliorée due à un changement d'environnement
JP5049045B2 (ja) * 2007-04-17 2012-10-17 京セラ株式会社 基地局装置および共通制御信号送信方法
CN101796863B (zh) * 2007-07-06 2014-07-09 株式会社Ntt都科摩 移动通信系统中的基站装置和定向性控制方法
US8238832B1 (en) * 2007-08-28 2012-08-07 Marvell International Ltd. Antenna optimum beam forming for multiple protocol coexistence on a wireless device
JP5250316B2 (ja) * 2007-12-27 2013-07-31 京セラ株式会社 無線基地局
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Also Published As

Publication number Publication date
JP2002016534A (ja) 2002-01-18
US7133698B2 (en) 2006-11-07
CN1157864C (zh) 2004-07-14
EP1206050A1 (fr) 2002-05-15
EP1206050A4 (fr) 2009-08-05
CN1383628A (zh) 2002-12-04
EP1206050B1 (fr) 2011-11-02
KR20020026605A (ko) 2002-04-10
US20020123371A1 (en) 2002-09-05
JP3699883B2 (ja) 2005-09-28
WO2002001751A1 (fr) 2002-01-03

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