NO20081228L - Valg av virtuelle antenner - Google Patents

Valg av virtuelle antenner

Info

Publication number
NO20081228L
NO20081228L NO20081228A NO20081228A NO20081228L NO 20081228 L NO20081228 L NO 20081228L NO 20081228 A NO20081228 A NO 20081228A NO 20081228 A NO20081228 A NO 20081228A NO 20081228 L NO20081228 L NO 20081228L
Authority
NO
Norway
Prior art keywords
virtual
antennas
virtual antenna
virtual antennas
antenna
Prior art date
Application number
NO20081228A
Other languages
English (en)
Norwegian (no)
Inventor
Tamer Kadous
Byoung-Hoon Kim
Original Assignee
Qualcomm Inc
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
Priority claimed from US11/261,823 external-priority patent/US20070041457A1/en
Priority claimed from US11/377,458 external-priority patent/US8073068B2/en
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of NO20081228L publication Critical patent/NO20081228L/no

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
    • 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
    • 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
    • H04B7/0686—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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
NO20081228A 2005-08-22 2008-03-07 Valg av virtuelle antenner NO20081228L (no)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US71037105P 2005-08-22 2005-08-22
US71114405P 2005-08-24 2005-08-24
US11/261,823 US20070041457A1 (en) 2005-08-22 2005-10-27 Method and apparatus for providing antenna diversity in a wireless communication system
US11/377,458 US8073068B2 (en) 2005-08-22 2006-03-15 Selective virtual antenna transmission
PCT/US2006/032860 WO2007024913A1 (en) 2005-08-22 2006-08-22 Method and apparatus for selection of virtual antennas

Publications (1)

Publication Number Publication Date
NO20081228L true NO20081228L (no) 2008-05-21

Family

ID=37496792

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20081228A NO20081228L (no) 2005-08-22 2008-03-07 Valg av virtuelle antenner

Country Status (15)

Country Link
EP (1) EP1917737B1 (zh)
JP (2) JP4819897B2 (zh)
KR (1) KR100962453B1 (zh)
CN (1) CN105450278B (zh)
AR (1) AR055382A1 (zh)
AU (1) AU2006283166A1 (zh)
BR (1) BRPI0614854B1 (zh)
CA (1) CA2620067C (zh)
ES (1) ES2688275T3 (zh)
HU (1) HUE040634T2 (zh)
IL (1) IL189635A0 (zh)
NO (1) NO20081228L (zh)
NZ (1) NZ566171A (zh)
TW (1) TWI337475B (zh)
WO (1) WO2007024913A1 (zh)

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US8542763B2 (en) 2004-04-02 2013-09-24 Rearden, Llc Systems and methods to coordinate transmissions in distributed wireless systems via user clustering
US10886979B2 (en) 2004-04-02 2021-01-05 Rearden, Llc System and method for link adaptation in DIDO multicarrier systems
US10277290B2 (en) 2004-04-02 2019-04-30 Rearden, Llc Systems and methods to exploit areas of coherence in wireless systems
US11309943B2 (en) 2004-04-02 2022-04-19 Rearden, Llc System and methods for planned evolution and obsolescence of multiuser spectrum
US9826537B2 (en) 2004-04-02 2017-11-21 Rearden, Llc System and method for managing inter-cluster handoff of clients which traverse multiple DIDO clusters
US8654815B1 (en) 2004-04-02 2014-02-18 Rearden, Llc System and method for distributed antenna wireless communications
US11451275B2 (en) 2004-04-02 2022-09-20 Rearden, Llc System and method for distributed antenna wireless communications
US10200094B2 (en) 2004-04-02 2019-02-05 Rearden, Llc Interference management, handoff, power control and link adaptation in distributed-input distributed-output (DIDO) communication systems
US9819403B2 (en) 2004-04-02 2017-11-14 Rearden, Llc System and method for managing handoff of a client between different distributed-input-distributed-output (DIDO) networks based on detected velocity of the client
US9312929B2 (en) 2004-04-02 2016-04-12 Rearden, Llc System and methods to compensate for Doppler effects in multi-user (MU) multiple antenna systems (MAS)
US10985811B2 (en) 2004-04-02 2021-04-20 Rearden, Llc System and method for distributed antenna wireless communications
US10425134B2 (en) 2004-04-02 2019-09-24 Rearden, Llc System and methods for planned evolution and obsolescence of multiuser spectrum
US10749582B2 (en) 2004-04-02 2020-08-18 Rearden, Llc Systems and methods to coordinate transmissions in distributed wireless systems via user clustering
US9685997B2 (en) 2007-08-20 2017-06-20 Rearden, Llc Systems and methods to enhance spatial diversity in distributed-input distributed-output wireless systems
US8995547B2 (en) 2005-03-11 2015-03-31 Qualcomm Incorporated Systems and methods for reducing uplink resources to provide channel performance feedback for adjustment of downlink MIMO channel data rates
US8724740B2 (en) 2005-03-11 2014-05-13 Qualcomm Incorporated Systems and methods for reducing uplink resources to provide channel performance feedback for adjustment of downlink MIMO channel data rates
US8073068B2 (en) 2005-08-22 2011-12-06 Qualcomm Incorporated Selective virtual antenna transmission
US20070041457A1 (en) 2005-08-22 2007-02-22 Tamer Kadous Method and apparatus for providing antenna diversity in a wireless communication system
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US8594219B2 (en) 2007-04-25 2013-11-26 Qualcomm Incorporated Transposed structure for cyclic delay diversity (CDD) based precoding
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US8135359B2 (en) * 2008-01-04 2012-03-13 Nokia Corporation Method and apparatus for conveying antenna configuration information
US8599950B2 (en) 2008-01-17 2013-12-03 Alcatel Lucent Method and device for cyclic delay mapping for the signal in the multi-antenna transmitter
US8458558B2 (en) * 2008-04-30 2013-06-04 Motorola Mobility Llc Multi-antenna configuration signaling in wireless communication system
KR20100019929A (ko) * 2008-08-11 2010-02-19 엘지전자 주식회사 Ｓｃ－ｆｄｍａ ｍｉｍｏ 코드북 설계 방법
EP3026840B1 (en) 2008-08-11 2020-09-30 LG Electronics, Inc. Method and apparatus for transmitting uplink signals using multi-antenna
US8432873B2 (en) * 2009-01-12 2013-04-30 Qualcomm Incorporated Method and apparatus for computing and reporting channel quality indication (CQI)
US8503572B2 (en) 2009-02-02 2013-08-06 Qualcomm Incorporated Antenna virtualization in a wireless communication environment
JP2011009871A (ja) * 2009-06-23 2011-01-13 National Institute Of Information & Communication Technology Ｍｉｍｏ−ｏｆｄｍａシステムにおけるチャネル割り当て方法及びチャネル割り当て装置
CN102035579B (zh) * 2009-09-28 2014-09-03 夏普株式会社 信息反馈方法和用户设备
WO2012096609A1 (en) * 2011-01-10 2012-07-19 Telefonaktiebolaget L M Ericsson (Publ) Methods and apparatuses for uplink mimo transmissions
US8917787B2 (en) * 2011-03-22 2014-12-23 Hitachi, Ltd. Systems and methods for creating a downlink precode for communication system with per-antenna power constraints
US9397738B2 (en) * 2012-05-17 2016-07-19 Qualcomm Incorporated Codebook and feedback design for high order MIMO
EP2892269B1 (en) * 2012-08-31 2019-11-06 LG Electronics Inc. Method and apparatus for virtualizing antenna in wireless communication system
US11190947B2 (en) 2014-04-16 2021-11-30 Rearden, Llc Systems and methods for concurrent spectrum usage within actively used spectrum
US10194346B2 (en) 2012-11-26 2019-01-29 Rearden, Llc Systems and methods for exploiting inter-cell multiplexing gain in wireless cellular systems via distributed input distributed output technology
US11050468B2 (en) 2014-04-16 2021-06-29 Rearden, Llc Systems and methods for mitigating interference within actively used spectrum
US11189917B2 (en) 2014-04-16 2021-11-30 Rearden, Llc Systems and methods for distributing radioheads
US10164698B2 (en) 2013-03-12 2018-12-25 Rearden, Llc Systems and methods for exploiting inter-cell multiplexing gain in wireless cellular systems via distributed input distributed output technology
US9973246B2 (en) 2013-03-12 2018-05-15 Rearden, Llc Systems and methods for exploiting inter-cell multiplexing gain in wireless cellular systems via distributed input distributed output technology
US10488535B2 (en) 2013-03-12 2019-11-26 Rearden, Llc Apparatus and method for capturing still images and video using diffraction coded imaging techniques
US9923657B2 (en) 2013-03-12 2018-03-20 Rearden, Llc Systems and methods for exploiting inter-cell multiplexing gain in wireless cellular systems via distributed input distributed output technology
RU2767777C2 (ru) 2013-03-15 2022-03-21 Риарден, Ллк Системы и способы радиочастотной калибровки с использованием принципа взаимности каналов в беспроводной связи с распределенным входом - распределенным выходом
KR102213362B1 (ko) * 2014-03-03 2021-02-08 삼성전자 주식회사 Mimo 시스템에서 가상 안테나 매핑 정보를 피드백하는 가상 안테나 매핑 방법 및 장치
US11290162B2 (en) 2014-04-16 2022-03-29 Rearden, Llc Systems and methods for mitigating interference within actively used spectrum
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CN109633618A (zh) * 2018-12-13 2019-04-16 北京无线电测量研究所 一种雷达天线阵子单元的选择方法及系统

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Also Published As

Publication number Publication date
BRPI0614854A2 (pt) 2011-04-19
JP2011259457A (ja) 2011-12-22
JP5479411B2 (ja) 2014-04-23
JP2009506653A (ja) 2009-02-12
AU2006283166A1 (en) 2007-03-01
JP4819897B2 (ja) 2011-11-24
BRPI0614854B1 (pt) 2019-05-14
NZ566171A (en) 2010-08-27
CN105450278A (zh) 2016-03-30
AR055382A1 (es) 2007-08-22
KR20080037736A (ko) 2008-04-30
KR100962453B1 (ko) 2010-06-14
IL189635A0 (en) 2008-06-05
CN105450278B (zh) 2019-04-02
EP1917737B1 (en) 2018-06-27
ES2688275T3 (es) 2018-10-31
HUE040634T2 (hu) 2019-03-28
EP1917737A1 (en) 2008-05-07
CA2620067A1 (en) 2007-03-01
WO2007024913A1 (en) 2007-03-01
TWI337475B (en) 2011-02-11
CA2620067C (en) 2012-08-21
TW200718060A (en) 2007-05-01

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