ATE358362T1 - Verfahren mit sender-diversität in einem mobilfunkkommunikationssystem - Google Patents

Verfahren mit sender-diversität in einem mobilfunkkommunikationssystem

Info

Publication number
ATE358362T1
ATE358362T1 AT03717389T AT03717389T ATE358362T1 AT E358362 T1 ATE358362 T1 AT E358362T1 AT 03717389 T AT03717389 T AT 03717389T AT 03717389 T AT03717389 T AT 03717389T AT E358362 T1 ATE358362 T1 AT E358362T1
Authority
AT
Austria
Prior art keywords
communications system
mobile radio
radio communications
antennae
transmitter diversity
Prior art date
Application number
AT03717389T
Other languages
English (en)
Inventor
Pascal Agin
Original Assignee
Evolium Sas
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 Evolium Sas filed Critical Evolium Sas
Application granted granted Critical
Publication of ATE358362T1 publication Critical patent/ATE358362T1/de

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
    • H04B7/0691—Hybrid systems, i.e. switching and simultaneous transmission using subgroups of transmit antennas
    • 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
    • H04B7/0602—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 antenna switching
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
  • Harvester Elements (AREA)
  • Mechanical Treatment Of Semiconductor (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Telephonic Communication Services (AREA)
AT03717389T 2002-02-11 2003-02-11 Verfahren mit sender-diversität in einem mobilfunkkommunikationssystem ATE358362T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0201623A FR2835984B1 (fr) 2002-02-11 2002-02-11 Procede pour ameliorer les performances d'un systeme de radiocommunications mobiles

Publications (1)

Publication Number Publication Date
ATE358362T1 true ATE358362T1 (de) 2007-04-15

Family

ID=27620066

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03717389T ATE358362T1 (de) 2002-02-11 2003-02-11 Verfahren mit sender-diversität in einem mobilfunkkommunikationssystem

Country Status (8)

Country Link
US (1) US20050084027A1 (de)
EP (1) EP1476960B1 (de)
CN (1) CN1640013A (de)
AT (1) ATE358362T1 (de)
AU (1) AU2003222369A1 (de)
DE (1) DE60312828T2 (de)
FR (1) FR2835984B1 (de)
WO (1) WO2003069801A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005341317A (ja) * 2004-05-27 2005-12-08 Toshiba Corp 無線通信装置
CN100355308C (zh) * 2005-07-21 2007-12-12 上海交通大学 三扇区正交频分复用无线蜂窝网络中的频率复用方法
US8503402B2 (en) * 2006-09-14 2013-08-06 Telefonaktiebolaget L M Ericsson (Publ) Method and arrangements for load balancing of power amplifiers
GB2466070B (en) * 2008-12-12 2014-04-30 Nokia Corp An apparatus
ES2388390B1 (es) * 2010-11-03 2013-09-03 Vodafone Espana Sau Procedimiento y entidad de red para la actualizacion del conjunto activo en redes moviles de area amplia.
CN103891164B (zh) * 2011-09-26 2018-01-09 瑞典爱立信有限公司 无线电基站；无线电网络控制器和其中的方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3111906B2 (ja) * 1996-07-17 2000-11-27 日本電気株式会社 無線基地局装置
US6131016A (en) * 1997-08-27 2000-10-10 At&T Corp Method and apparatus for enhancing communication reception at a wireless communication terminal
DE60021772T2 (de) * 2000-04-07 2006-04-20 Nokia Corp. Verfahren und vorrichtung zur übertragung mit mehreren antennen
US20030012308A1 (en) * 2001-06-13 2003-01-16 Sampath Hemanth T. Adaptive channel estimation for wireless systems
US7174178B2 (en) * 2001-07-19 2007-02-06 Intel Corporation Deriving a more accurate estimate from prediction data in closed loop transmit diversity modes
US7430191B2 (en) * 2001-09-10 2008-09-30 Qualcomm Incorporated Method and apparatus for performing frequency tracking based on diversity transmitted pilots in a CDMA communication system
US20030125040A1 (en) * 2001-11-06 2003-07-03 Walton Jay R. Multiple-access multiple-input multiple-output (MIMO) communication system
US7095709B2 (en) * 2002-06-24 2006-08-22 Qualcomm, Incorporated Diversity transmission modes for MIMO OFDM communication systems

Also Published As

Publication number Publication date
EP1476960A1 (de) 2004-11-17
DE60312828T2 (de) 2008-05-08
AU2003222369A1 (en) 2003-09-04
FR2835984A1 (fr) 2003-08-15
FR2835984B1 (fr) 2006-06-23
WO2003069801A1 (fr) 2003-08-21
CN1640013A (zh) 2005-07-13
EP1476960B1 (de) 2007-03-28
US20050084027A1 (en) 2005-04-21
DE60312828D1 (de) 2007-05-10

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties