DE69934957D1 - Funkübertragungsgerät und -Verfahren mit Mehrweg-Diversity - Google Patents

Funkübertragungsgerät und -Verfahren mit Mehrweg-Diversity

Info

Publication number
DE69934957D1
DE69934957D1 DE69934957T DE69934957T DE69934957D1 DE 69934957 D1 DE69934957 D1 DE 69934957D1 DE 69934957 T DE69934957 T DE 69934957T DE 69934957 T DE69934957 T DE 69934957T DE 69934957 D1 DE69934957 D1 DE 69934957D1
Authority
DE
Germany
Prior art keywords
transmission apparatus
radio transmission
multipath diversity
multipath
diversity
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.)
Expired - Lifetime
Application number
DE69934957T
Other languages
English (en)
Other versions
DE69934957T2 (de
Inventor
Kazuyuki Miya
Katsuhiko Hiramatsu
Hideyuki Takahashi
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 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
Application granted granted Critical
Publication of DE69934957D1 publication Critical patent/DE69934957D1/de
Publication of DE69934957T2 publication Critical patent/DE69934957T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/38—TPC being performed in particular situations
    • H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
DE1999634957 1998-11-10 1999-11-08 Funkübertragungsgerät und -Verfahren mit Mehrweg-Diversity Expired - Lifetime DE69934957T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP31935498 1998-11-10
JP31935498A JP3554207B2 (ja) 1998-11-10 1998-11-10 無線通信装置及び無線通信方法

Publications (2)

Publication Number Publication Date
DE69934957D1 true DE69934957D1 (de) 2007-03-15
DE69934957T2 DE69934957T2 (de) 2007-05-24

Family

ID=18109224

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1999634957 Expired - Lifetime DE69934957T2 (de) 1998-11-10 1999-11-08 Funkübertragungsgerät und -Verfahren mit Mehrweg-Diversity

Country Status (6)

Country Link
US (1) US6721367B1 (de)
EP (1) EP1001557B1 (de)
JP (1) JP3554207B2 (de)
KR (1) KR100443327B1 (de)
CN (1) CN1180565C (de)
DE (1) DE69934957T2 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69912995T2 (de) * 1999-04-06 2004-09-02 Sanyo Electric Co., Ltd., Moriguchi Vorrichtung mit adaptiver gruppenantenne
US7952511B1 (en) 1999-04-07 2011-05-31 Geer James L Method and apparatus for the detection of objects using electromagnetic wave attenuation patterns
FI107671B (fi) 1999-10-08 2001-09-14 Nokia Mobile Phones Ltd Menetelmä ja järjestely diversiteettikertoimien muutosten ajoittamiseksi solukkoradiojärjestelmässä
JP4318389B2 (ja) * 2000-04-03 2009-08-19 三洋電機株式会社 アダプティブアレー装置、無線基地局、携帯電話機
FI20001513A (fi) * 2000-06-26 2001-12-27 Nokia Networks Oy Menetelmä tiedonsiirron laadun parantamiseksi
JP2002111564A (ja) * 2000-09-27 2002-04-12 Matsushita Electric Ind Co Ltd 基地局装置及び無線送信方法
JP3679000B2 (ja) * 2000-12-21 2005-08-03 松下電器産業株式会社 無線送信装置及び無線送信方法
GB2399998B (en) * 2001-02-01 2005-04-13 Fujitsu Ltd Communications systems
ITMI20010615A1 (it) * 2001-03-23 2002-09-23 Cit Alcatel Metodo per la selezione del segnale di sincronismo in un combinatore in bande base e relativo combinatore in banda base
DE10123611A1 (de) * 2001-05-15 2002-11-21 Siemens Ag Verfahren zum Betreiben eines zellularen Funk-Kommunikationsystems und Stationen dafür
US8031622B2 (en) 2002-02-19 2011-10-04 Qualcomm, Incorporated Method and apparatus for receive diversity in a communication system
US7072628B2 (en) * 2002-04-05 2006-07-04 Qualcomm, Incorporated Method and apparatus for determining receive diversity in mobile station
JP3805297B2 (ja) * 2002-08-19 2006-08-02 日本無線株式会社 アレイ・アンテナシステム
JP4165238B2 (ja) * 2003-01-29 2008-10-15 日本電気株式会社 パスサーチ回路及びその方法ならびにプログラム
JPWO2005055466A1 (ja) 2003-12-01 2008-04-17 日本電気株式会社 マルチビーム送受信装置および送受信方法
MXPA06010673A (es) * 2004-03-19 2007-06-20 Amgen Inc Reduccion del riesgo de anticuerpos humanos anti-humano a traves de manipulacion del gen v.
US7826807B2 (en) * 2005-03-09 2010-11-02 Qualcomm Incorporated Methods and apparatus for antenna control in a wireless terminal
CN101682389B (zh) 2007-05-29 2013-07-10 三菱电机株式会社 数字广播接收装置
EP2112775B1 (de) * 2008-04-25 2018-06-06 Telefonaktiebolaget LM Ericsson (publ) Verfahren und Vorrichtung zum Ausgleich von Übertragungsverzögerung in einem drahtlosen Kommunikationssystem
KR20120068017A (ko) 2009-09-04 2012-06-26 바스프 에스이 염료 감응 태양 전지
WO2016174853A1 (ja) * 2015-04-27 2016-11-03 日本電気株式会社 アレイアンテナ装置、受信機および受信信号の処理方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB639035A (en) * 1948-04-30 1950-06-21 Maurice Miller Ward Improvements in or relating to hand or power fed boring bars
US4129870A (en) * 1977-09-30 1978-12-12 Tull Aviation Corporation Apparatus for synthesis of scanning beam
JPS6163118A (ja) 1984-09-04 1986-04-01 Matsushita Electric Ind Co Ltd ダイバ−シチ受信装置
DE69431584T2 (de) 1993-08-12 2003-03-06 Nortel Networks Ltd Antenneneinrichtung für Basisstation
GB2309591B (en) * 1996-01-27 1999-08-04 Motorola Ltd Apparatus and method for adaptive beamforming
GB2313237B (en) 1996-05-17 2000-08-02 Motorola Ltd Method and apparatus for transmitter antenna array adjustment
IL120574A (en) 1996-05-17 2002-09-12 Motorala Ltd Methods and devices for transmitter track weights
JPH1070494A (ja) 1996-08-27 1998-03-10 N T T Ido Tsushinmo Kk 送信ダイバーシティ用送受信装置
US6144711A (en) * 1996-08-29 2000-11-07 Cisco Systems, Inc. Spatio-temporal processing for communication
US6122260A (en) 1996-12-16 2000-09-19 Civil Telecommunications, Inc. Smart antenna CDMA wireless communication system
JPH10190528A (ja) 1996-12-25 1998-07-21 Matsushita Electric Ind Co Ltd スペクトル拡散受信機
US5970406A (en) * 1996-12-31 1999-10-19 Airnet Communication Corp. Translator for time division multiple access wireless system having selective diversity circuits
JP3300252B2 (ja) 1997-04-02 2002-07-08 松下電器産業株式会社 適応送信ダイバーシチ装置及び適応送信ダイバーシチ方法
US6034634A (en) * 1997-10-24 2000-03-07 Telefonaktiebolaget L M Ericsson (Publ) Terminal antenna for communications systems

Also Published As

Publication number Publication date
KR20000035272A (ko) 2000-06-26
EP1001557A2 (de) 2000-05-17
EP1001557B1 (de) 2007-01-24
JP2000151488A (ja) 2000-05-30
DE69934957T2 (de) 2007-05-24
KR100443327B1 (ko) 2004-08-09
CN1180565C (zh) 2004-12-15
US6721367B1 (en) 2004-04-13
CN1253436A (zh) 2000-05-17
JP3554207B2 (ja) 2004-08-18
EP1001557A3 (de) 2003-05-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP