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WO2004098207A3 - 無線中継器 - Google Patents

無線中継器 Download PDF

Info

Publication number
WO2004098207A3
WO2004098207A3 PCT/JP2004/006150 JP2004006150W WO2004098207A3 WO 2004098207 A3 WO2004098207 A3 WO 2004098207A3 JP 2004006150 W JP2004006150 W JP 2004006150W WO 2004098207 A3 WO2004098207 A3 WO 2004098207A3
Authority
WO
WIPO (PCT)
Prior art keywords
antenna
relay device
radio relay
orientated
base station
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.)
Ceased
Application number
PCT/JP2004/006150
Other languages
English (en)
French (fr)
Other versions
WO2004098207A2 (ja
Inventor
Masanori Kurita
Takayuki Nii
Kazuhiro Matsumoto
Masayuki Matsuo
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 Electric Works Co Ltd
Original Assignee
Matsushita Electric Works 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 Works Ltd filed Critical Matsushita Electric Works Ltd
Publication of WO2004098207A2 publication Critical patent/WO2004098207A2/ja
Publication of WO2004098207A3 publication Critical patent/WO2004098207A3/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • H04B7/15528—Control of operation parameters of a relay station to exploit the physical medium
    • H04B7/1555—Selecting relay station antenna mode, e.g. selecting omnidirectional -, directional beams, selecting polarizations
    • 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
    • H04B7/10—Polarisation diversity; Directional diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • H04B7/15564—Relay station antennae loop interference reduction
    • H04B7/15571—Relay station antennae loop interference reduction by signal isolation, e.g. isolation by frequency or by antenna pattern, or by polarization

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Relay Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Support Of Aerials (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)

Abstract

送信チャネル及び受信チャネルで使用する周波数帯が近接する、ＴＤＭＡ方式を用いる無線通信システムにおいて使用され、基地局、端末機との間で電波を送、受信するための基地局向けアンテナ、端末機向けアンテナを有したアンテナ装置を備えた無線中継装置において、前記アンテナ装置は、前記基地局向けアンテナの偏波面の方向と前記端末機向けアンテナの偏波面の方向とを異ならせて設置している。
PCT/JP2004/006150 2003-04-28 2004-04-28 無線中継器 Ceased WO2004098207A2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003124240A JP4529375B2 (ja) 2003-04-28 2003-04-28 無線中継装置
JP2003-124240 2003-04-28

Publications (2)

Publication Number Publication Date
WO2004098207A2 WO2004098207A2 (ja) 2004-11-11
WO2004098207A3 true WO2004098207A3 (ja) 2005-02-24

Family

ID=33410156

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2004/006150 Ceased WO2004098207A2 (ja) 2003-04-28 2004-04-28 無線中継器

Country Status (3)

Country Link
JP (1) JP4529375B2 (ja)
CN (1) CN1792045A (ja)
WO (1) WO2004098207A2 (ja)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8498234B2 (en) 2002-06-21 2013-07-30 Qualcomm Incorporated Wireless local area network repeater
US8885688B2 (en) 2002-10-01 2014-11-11 Qualcomm Incorporated Control message management in physical layer repeater
US8122134B2 (en) 2002-10-11 2012-02-21 Qualcomm Incorporated Reducing loop effects in a wireless local area network repeater
KR20050071571A (ko) 2002-10-15 2005-07-07 위데피, 인코포레이티드 네트워크 커버리지 확장을 위해 자동 이득 제어를 이용하는ｗｌａｎ 중계기
US8078100B2 (en) 2002-10-15 2011-12-13 Qualcomm Incorporated Physical layer repeater with discrete time filter for all-digital detection and delay generation
US7230935B2 (en) 2002-10-24 2007-06-12 Widefi, Inc. Physical layer repeater with selective use of higher layer functions based on network operating conditions
JP2006506897A (ja) 2002-11-15 2006-02-23 ワイデファイ インコーポレイテッド 無線ローカルエリアネットワーク検出中継器
AU2003300938A1 (en) 2002-12-16 2004-07-29 Widefi, Inc. Improved wireless network repeater
US8027642B2 (en) 2004-04-06 2011-09-27 Qualcomm Incorporated Transmission canceller for wireless local area network
US7233771B2 (en) 2004-05-13 2007-06-19 Widefi, Inc. Non-frequency translating repeater with downlink detection for uplink and downlink synchronization
JP2008505513A (ja) 2004-06-03 2008-02-21 ワイデファイ インコーポレイテッド 低コスト、高性能の局部発振器の構造を備えた周波数変換中継器
US8059727B2 (en) 2005-01-28 2011-11-15 Qualcomm Incorporated Physical layer repeater configuration for increasing MIMO performance
US7801556B2 (en) * 2005-08-26 2010-09-21 Qualcomm Incorporated Tunable dual-antenna system for multiple frequency band operation
EP1952554A4 (en) * 2005-11-22 2011-10-05 Qualcomm Inc DIRECTIONAL ANTENNA CONFIGURATION FOR TDD REPEATER
ATE500708T1 (de) * 2005-12-28 2011-03-15 Panasonic Corp Verfahren zur selektiven verteilung einer kommunikationsinfrastrutkur
JP2007201855A (ja) * 2006-01-27 2007-08-09 Maspro Denkoh Corp デジタル放送再送信装置
JP4758236B2 (ja) * 2006-01-27 2011-08-24 マスプロ電工株式会社 デジタル放送再送信装置の回り込み監視方法，監視プログラム，及びデジタル放送再送信装置
EP1895681A1 (fr) * 2006-09-04 2008-03-05 E-Blink Système de transmission de données sans fil entre une station de base et une station de relais dans un réseau de téléphonie mobile
EP2064903A4 (en) 2006-09-21 2011-12-14 Qualcomm Inc METHOD AND APPARATUS FOR REDUCING OSCILLATION BETWEEN REPEATERS
BRPI0717378A2 (pt) 2006-10-26 2013-10-29 Qualcomm Incorporated Técnicas de repetidora para múltiplas entradas e múltiplas saídas utilizando conformadores de fachos.
JP2010520719A (ja) 2007-03-02 2010-06-10 クゥアルコム・インコーポレイテッド 適応アンテナアレイを利用する適応オンチャネル中継器におけるフィルタバンクの使用
WO2009026741A1 (en) * 2007-08-29 2009-03-05 Alcatel Shanghai Bell Company, Ltd. Method and device for distributed precoding
JP5073517B2 (ja) * 2008-01-29 2012-11-14 パナソニック株式会社 Ｍｉｍｏアンテナ装置及びそれを備えた無線通信装置
JP4611401B2 (ja) * 2008-05-30 2011-01-12 日本電業工作株式会社 アンテナ装置
US8711047B2 (en) 2009-03-13 2014-04-29 Qualcomm Incorporated Orthogonal tunable antenna array for wireless communication devices
CN102045779A (zh) * 2009-10-19 2011-05-04 华为技术有限公司 一种中继方法、设备和系统
FR2956934B1 (fr) 2010-02-26 2012-09-28 Blink E Procede et dispositif d'emission/reception de signaux electromagnetiques recus/emis sur une ou plusieurs premieres bandes de frequences.
JP5538022B2 (ja) * 2010-03-29 2014-07-02 京セラ株式会社 中継装置およびその製造方法
CN102118206A (zh) * 2011-02-23 2011-07-06 尚雪峰 一种基于广播原理的照明设备无线组网方法和系统
FR2990315B1 (fr) 2012-05-04 2014-06-13 Blink E Procede de transmission d'informations entre une unite emettrice et une unite receptrice
CN103401600B (zh) * 2013-08-06 2016-02-24 胡自力 一种一体化智能微功率直放机
JP6731578B2 (ja) 2016-09-01 2020-07-29 パナソニックＩｐマネジメント株式会社 無線通信装置
JP7503070B2 (ja) * 2019-09-26 2024-06-19 京セラ株式会社 路側機及び交通通信システム

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0897763A (ja) * 1992-12-30 1996-04-12 R C S:Kk 双方向中継増幅器
JPH09284200A (ja) * 1996-04-10 1997-10-31 Mitsubishi Electric Corp 無線通信装置及び無線通信方法
JPH10209940A (ja) * 1996-12-30 1998-08-07 Lucent Technol Inc 再生機
JP2001016152A (ja) * 1999-06-30 2001-01-19 Mitsubishi Electric Corp 無線中継装置
JP2001333009A (ja) * 2000-05-24 2001-11-30 Docomo Engineering Hokkaido Inc 小型中継増幅装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3851478B2 (ja) * 1999-12-16 2006-11-29 日本電信電話株式会社 適応アレーアンテナ装置
JP2001230719A (ja) * 2000-02-17 2001-08-24 Furukawa Electric Co Ltd:The 放送波中継システム

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0897763A (ja) * 1992-12-30 1996-04-12 R C S:Kk 双方向中継増幅器
JPH09284200A (ja) * 1996-04-10 1997-10-31 Mitsubishi Electric Corp 無線通信装置及び無線通信方法
JPH10209940A (ja) * 1996-12-30 1998-08-07 Lucent Technol Inc 再生機
JP2001016152A (ja) * 1999-06-30 2001-01-19 Mitsubishi Electric Corp 無線中継装置
JP2001333009A (ja) * 2000-05-24 2001-11-30 Docomo Engineering Hokkaido Inc 小型中継増幅装置

Also Published As

Publication number Publication date
JP2004328666A (ja) 2004-11-18
CN1792045A (zh) 2006-06-21
WO2004098207A2 (ja) 2004-11-11
JP4529375B2 (ja) 2010-08-25

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