AT375634T - Sending diversity with two cross-polarization group antennas - Google Patents

Sending diversity with two cross-polarization group antennas

Info

Publication number
AT375634T
AT375634T AT02751494T AT02751494T AT375634T AT 375634 T AT375634 T AT 375634T AT 02751494 T AT02751494 T AT 02751494T AT 02751494 T AT02751494 T AT 02751494T AT 375634 T AT375634 T AT 375634T
Authority
AT
Austria
Prior art keywords
cross
polarization group
group antennas
sending diversity
diversity
Prior art date
Application number
AT02751494T
Other languages
German (de)
Inventor
Jyri Haemaelaeinen
Risto Wichman
Original Assignee
Nokia 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 Nokia Corp filed Critical Nokia Corp
Priority to PCT/IB2002/003029 priority Critical patent/WO2004015887A1/en
Publication of AT375634T publication Critical patent/AT375634T/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0686Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0689Hybrid systems, i.e. switching and simultaneous transmission using different transmission schemes, at least one of them being a diversity transmission scheme
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity 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
    • H04B7/0615Diversity 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
    • H04B7/0619Diversity 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
    • H04B7/0621Feedback content
    • H04B7/0634Antenna weights or vector/matrix coefficients
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/10Polarisation diversity; Directional diversity
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity 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
    • H04B7/0615Diversity 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
    • H04B7/0617Diversity 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity 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
    • H04B7/0615Diversity 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
    • H04B7/0619Diversity 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
    • H04B7/0652Feedback error handling
    • H04B7/0654Feedback error handling at the receiver, e.g. antenna verification at mobile station
AT02751494T 2002-08-05 2002-08-05 Sending diversity with two cross-polarization group antennas AT375634T (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/IB2002/003029 WO2004015887A1 (en) 2002-08-05 2002-08-05 Transmission diversity with two cross-polarised antennas arrays

Publications (1)

Publication Number Publication Date
AT375634T true AT375634T (en) 2007-10-15

Family

ID=31503900

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02751494T AT375634T (en) 2002-08-05 2002-08-05 Sending diversity with two cross-polarization group antennas

Country Status (6)

Country Link
US (1) US7136627B2 (en)
EP (1) EP1527529B1 (en)
AT (1) AT375634T (en)
AU (1) AU2002368163A1 (en)
DE (1) DE60222942T2 (en)
WO (1) WO2004015887A1 (en)

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US7224943B2 (en) * 2001-05-21 2007-05-29 Nokia Corporation Communication system and method using transmit diversity
US20040203538A1 (en) * 2002-08-21 2004-10-14 Leppanen Kari J. Method and apparatus for transmission polarization selection for a cellular base station
US8027315B2 (en) * 2003-02-12 2011-09-27 Nortel Networks Limited Antenna diversity
AU2003298440A1 (en) 2003-02-14 2004-09-06 Nortel Networks Limited Antenna diversity
KR100532311B1 (en) * 2003-03-26 2005-11-29 삼성전자주식회사 Apparatus for transmit diversity demodulation in mobile communication system and method thereof
KR100575930B1 (en) * 2003-05-16 2006-05-02 삼성전자주식회사 Method and apparatus for mode transition of transmit diversity in mobile communication system using transmit diversity
GB0311856D0 (en) * 2003-05-22 2003-06-25 Nokia Corp Transmissions from a station with multiple antennae
GB2414365B (en) * 2004-05-19 2008-12-17 Motorola Inc Method of selecting a downlink transmit diversity technique
US7660598B2 (en) 2004-12-21 2010-02-09 Qualcomm, Incorporated Transmit power reduction for a wireless device with multiple transmit signal paths
JP4824016B2 (en) * 2005-03-15 2011-11-24 富士通株式会社 Communication apparatus and communication method
CA2627434C (en) * 2005-11-07 2015-05-19 Thomson Licensing Apparatus and method for controlling a signal
WO2008003354A1 (en) 2006-07-06 2008-01-10 Telefonaktiebolaget Lm Ericsson (Publ) A device for improved isolation characteristics in a telecommunications system
CN105790821A (en) * 2006-07-06 2016-07-20 艾利森电话股份有限公司 Equipment for improved isolation characteristic in telecommunication system
EP2074708B1 (en) * 2006-10-02 2011-04-20 Koninklijke Philips Electronics N.V. Efficient cqi signaling in mimo systems with variable numbers of beams
WO2008147467A2 (en) * 2006-12-18 2008-12-04 Univeristy Of Utah Research Foundation Mobile communications systems and methods relating to polarization-agile antennas
WO2008121433A2 (en) * 2007-01-30 2008-10-09 Georgia Tech Research Corporation Systems and methods for adaptive polarization transmission
CN101316130B (en) * 2007-06-01 2014-06-11 中国移动通信集团公司 Community antenna system and method in closed loop mode
BRPI0721768A2 (en) 2007-06-27 2013-01-29 Thomson Licensing apparatus and method for controlling a signal
EP2187540B1 (en) * 2007-09-06 2016-04-06 Fujitsu Limited Mobile communication system using adaptive multiantenna
US8306473B2 (en) * 2008-02-15 2012-11-06 Qualcomm Incorporated Methods and apparatus for using multiple antennas having different polarization
US8085721B2 (en) * 2008-03-10 2011-12-27 Elektrobit Wireless Communications Oy Adaptive transmission method and a base station using the method
EP2107697A1 (en) * 2008-03-31 2009-10-07 British Telecommunications Public Limited Company Channel estimates for an antenna diversity communication system
US8279770B2 (en) * 2008-09-29 2012-10-02 Qualcomm Incorporated Uplink transmit diversity enhancement
US8737190B2 (en) * 2008-11-21 2014-05-27 Samsung Electronics Co., Ltd. Method and system for communication of different modulation formats from a wireless station in a wireless system
US8797837B2 (en) 2008-12-03 2014-08-05 Samsung Electronics Co., Ltd. System and method for in-phase/quadrature multiplexing
US8737275B2 (en) 2009-06-01 2014-05-27 Telefonaktiebolaget L M Ericsson (Publ) Node in a wireless communication system with different antenna diversity methods for uplink and downlink
US8649747B1 (en) * 2009-08-11 2014-02-11 Netgear, Inc. Dynamically adjusting antenna polarization in a wireless communication system
US9136932B2 (en) * 2009-11-09 2015-09-15 Telefonaktiebolaget L M Ecrisson (publ) Method and arrangement for tuning polarizations for orthogonally polarized antennas
WO2011072702A1 (en) * 2009-12-16 2011-06-23 Telefonaktiebolaget L M Ericsson (Publ) Method and arrangement for coordinating polarizations in a wireless communication system
CN105530035A (en) 2010-01-08 2016-04-27 上海贝尔股份有限公司 Method and device of base station for selecting antennas
US8600426B2 (en) * 2010-09-01 2013-12-03 Qualcomm Incorporated Power control on a deactivated component carrier
US9161366B2 (en) 2010-11-18 2015-10-13 Telefonaktiebolaget L M Ericsson (Publ) Methods and devices for configuring antenna mode for uplink communication
JP2013143575A (en) * 2012-01-06 2013-07-22 Fujitsu Mobile Communications Ltd Radio communication terminal device and radio communication terminal device control method
CN104183921B (en) * 2013-05-21 2017-10-03 郝志强 Mobile satellite communication antenna polarization tracking and tracking system
CN110140298A (en) * 2017-02-07 2019-08-16 Oppo广东移动通信有限公司 The method and apparatus for transmitting data

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050098028A (en) 1997-03-03 2005-10-10 셀레트라 리미티드 Method and system for improving communication
US6259730B1 (en) 1998-11-10 2001-07-10 Lucent Technologies, Inc. Transmit diversity and reception equalization for radio links
KR100689398B1 (en) * 1999-10-09 2007-03-08 삼성전자주식회사 Method and apparatus for controling transmit antenna diversity of mobile communication system
DE60113094T2 (en) * 2000-05-05 2006-06-29 Celletra Ltd. System and method for polarizing a forward linkage in cellular communication
US6801790B2 (en) * 2001-01-17 2004-10-05 Lucent Technologies Inc. Structure for multiple antenna configurations
US6990137B2 (en) * 2001-05-17 2006-01-24 Qualcomm, Incorporated System and method for received signal prediction in wireless communications systems
US7154959B2 (en) * 2001-08-29 2006-12-26 Intel Corporation System and method for emulating a multiple input, multiple output transmission channel
FR2844119B1 (en) * 2002-08-27 2005-02-18 Nortel Networks Ltd Radio diversity radio signal transmission method, station and radio communication terminal for implementing the method
US20050042988A1 (en) * 2003-08-18 2005-02-24 Alcatel Combined open and closed loop transmission diversity system

Also Published As

Publication number Publication date
EP1527529A1 (en) 2005-05-04
EP1527529B1 (en) 2007-10-10
AU2002368163A1 (en) 2004-02-25
WO2004015887A1 (en) 2004-02-19
DE60222942D1 (en) 2007-11-22
US20050260954A1 (en) 2005-11-24
DE60222942T2 (en) 2008-07-24
US7136627B2 (en) 2006-11-14

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Legal Events

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