PL2625795T3 - Sposób i aranżacja dla kontroli polaryzacji w systemach komunikacyjnych - Google Patents

Sposób i aranżacja dla kontroli polaryzacji w systemach komunikacyjnych

Info

Publication number
PL2625795T3
PL2625795T3 PL11702447T PL11702447T PL2625795T3 PL 2625795 T3 PL2625795 T3 PL 2625795T3 PL 11702447 T PL11702447 T PL 11702447T PL 11702447 T PL11702447 T PL 11702447T PL 2625795 T3 PL2625795 T3 PL 2625795T3
Authority
PL
Poland
Prior art keywords
arrangement
communication system
polarization control
polarization
control
Prior art date
Application number
PL11702447T
Other languages
English (en)
Inventor
Henrik Asplund
Bo Hagerman
Fredrik Ovesjö
Andres Reial
Original Assignee
Telefonaktiebolaget Lm Ericsson (Publ)
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 Telefonaktiebolaget Lm Ericsson (Publ) filed Critical Telefonaktiebolaget Lm Ericsson (Publ)
Publication of PL2625795T3 publication Critical patent/PL2625795T3/pl

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
    • H04B7/0413—MIMO systems
    • 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
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
    • H04B7/0469—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking special antenna structures, e.g. cross polarized antennas into account
    • 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
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
    • H04B7/0473—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking constraints in layer or codeword to antenna mapping into account
    • 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
    • H04B7/10—Polarisation diversity; Directional diversity

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
PL11702447T 2010-10-05 2011-02-03 Sposób i aranżacja dla kontroli polaryzacji w systemach komunikacyjnych PL2625795T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US38979610P 2010-10-05 2010-10-05

Publications (1)

Publication Number Publication Date
PL2625795T3 true PL2625795T3 (pl) 2017-04-28

Family

ID=44070016

Family Applications (1)

Application Number Title Priority Date Filing Date
PL11702447T PL2625795T3 (pl) 2010-10-05 2011-02-03 Sposób i aranżacja dla kontroli polaryzacji w systemach komunikacyjnych

Country Status (11)

Country Link
EP (1) EP2625795B1 (pl)
CN (1) CN103141035B (pl)
BR (1) BR112013004715B1 (pl)
DK (1) DK2625795T3 (pl)
ES (1) ES2606582T3 (pl)
HU (1) HUE032147T2 (pl)
MX (1) MX2013002516A (pl)
MY (1) MY166622A (pl)
PL (1) PL2625795T3 (pl)
PT (1) PT2625795T (pl)
WO (1) WO2012045482A1 (pl)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102357905B1 (ko) * 2015-08-18 2022-02-03 삼성전자 주식회사 개루프 다중 입출력 기술을 이용해 신호를 송수신하는 방법 및 장치
WO2018226223A1 (en) * 2017-06-07 2018-12-13 Nokia Technologies Oy Reducing interference between concurrent reference signals in multi-user muliple-in-multiple-out (mu-mimo) systems
WO2021018531A1 (en) * 2019-08-01 2021-02-04 Telefonaktiebolaget Lm Ericsson (Publ) User equipment (ue) grouping criteria and mechanisms for false paging reduction
CN114730981B (zh) * 2019-10-29 2024-08-13 IPCom两合公司 调整无线传输的极化状态
EP4052331A1 (en) 2019-10-29 2022-09-07 IPCom GmbH & Co. KG Adjusting polarization states for wireless transmission

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5966102A (en) * 1995-12-14 1999-10-12 Ems Technologies, Inc. Dual polarized array antenna with central polarization control
US6181920B1 (en) * 1997-10-20 2001-01-30 Ericsson Inc. Transmitter that selectively polarizes a radio wave
US6411824B1 (en) * 1998-06-24 2002-06-25 Conexant Systems, Inc. Polarization-adaptive antenna transmit diversity system
US6380896B1 (en) * 2000-10-30 2002-04-30 Siemens Information And Communication Mobile, Llc Circular polarization antenna for wireless communication system
DE102004006584B4 (de) * 2004-02-10 2006-07-06 T-Mobile Deutschland Gmbh Verfahren und Vorrichtung zum Betrieb von MIMO-Luftschnittstellen bei Mobilkommunikationssystemen
CN101091285B (zh) * 2004-12-30 2012-10-03 Lm爱立信电话有限公司 用于蜂窝电话系统中的无线电基站的天线装置
US20070099578A1 (en) * 2005-10-28 2007-05-03 Kathryn Adeney Pre-coded diversity forward channel transmission system for wireless communications systems supporting multiple MIMO transmission modes
US8503402B2 (en) * 2006-09-14 2013-08-06 Telefonaktiebolaget L M Ericsson (Publ) Method and arrangements for load balancing of power amplifiers
US8605703B2 (en) * 2007-01-30 2013-12-10 Georgia Tech Research Corporation Methods for polarization-based interference mitigation
US8553667B2 (en) * 2007-07-06 2013-10-08 Telefonaktiebolaget Lm Ericsson (Publ) Setting maximum power at a mobile communication system base station having multiple antennas
EP2034623A1 (en) * 2007-09-05 2009-03-11 Nokia Siemens Networks Oy Adaptive adjustment of an antenna arrangement for exploiting polarization and/or beamforming separation
EP2660991B1 (en) * 2009-01-07 2020-07-29 Sun Patent Trust Wireless communication apparatus and wireless communication method

Also Published As

Publication number Publication date
DK2625795T3 (en) 2016-12-19
EP2625795A1 (en) 2013-08-14
CN103141035A (zh) 2013-06-05
CN103141035B (zh) 2017-02-15
MX2013002516A (es) 2013-04-24
WO2012045482A1 (en) 2012-04-12
BR112013004715B1 (pt) 2021-12-07
EP2625795B1 (en) 2016-09-07
MY166622A (en) 2018-07-17
ES2606582T3 (es) 2017-03-24
HUE032147T2 (en) 2017-09-28
BR112013004715A2 (pt) 2016-05-17
PT2625795T (pt) 2016-10-18

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