ATE542310T1 - Verfahren und system zur auswahl von antennen in ofdma-netzwerken - Google Patents

Verfahren und system zur auswahl von antennen in ofdma-netzwerken

Info

Publication number
ATE542310T1
ATE542310T1 AT08846940T AT08846940T ATE542310T1 AT E542310 T1 ATE542310 T1 AT E542310T1 AT 08846940 T AT08846940 T AT 08846940T AT 08846940 T AT08846940 T AT 08846940T AT E542310 T1 ATE542310 T1 AT E542310T1
Authority
AT
Austria
Prior art keywords
base station
subframe
antennas
selection signals
antenna selection
Prior art date
Application number
AT08846940T
Other languages
English (en)
Inventor
Zhifeng Tao
Jinyun Zhang
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of ATE542310T1 publication Critical patent/ATE542310T1/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
    • H04B7/0608—Antenna selection according to transmission parameters
    • H04B7/061—Antenna selection according to transmission parameters using feedback from receiving side
    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0037—Inter-user or inter-terminal allocation
    • H04L5/0039—Frequency-contiguous, i.e. with no allocation of frequencies for one user or terminal between the frequencies allocated to another
    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • 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
    • H04L27/2601—Multicarrier modulation systems
    • 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
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
AT08846940T 2007-11-09 2008-09-30 Verfahren und system zur auswahl von antennen in ofdma-netzwerken ATE542310T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/937,697 US7924803B2 (en) 2007-11-09 2007-11-09 Antenna selection for mobile stations in OFDMA networks
PCT/JP2008/068136 WO2009060677A2 (en) 2007-11-09 2008-09-30 Method and system for selecting antennas in ofdma networks

Publications (1)

Publication Number Publication Date
ATE542310T1 true ATE542310T1 (de) 2012-02-15

Family

ID=40568674

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08846940T ATE542310T1 (de) 2007-11-09 2008-09-30 Verfahren und system zur auswahl von antennen in ofdma-netzwerken

Country Status (6)

Country Link
US (1) US7924803B2 (de)
EP (1) EP2210350B1 (de)
JP (1) JP2010532931A (de)
KR (1) KR101116575B1 (de)
AT (1) ATE542310T1 (de)
WO (1) WO2009060677A2 (de)

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US8428168B1 (en) * 2008-02-25 2013-04-23 Marvell International Ltd. Implicit MIMO antenna selection
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US8995548B2 (en) * 2008-03-10 2015-03-31 Google Technology Holdings LLC Method and apparatus for channel sounding in an orthogonal frequency division multiplexing communication system
US8774103B2 (en) * 2008-03-26 2014-07-08 Broadcom Corporation Selecting uplink sounding sub-carriers
EP2357748A2 (de) 2008-11-27 2011-08-17 LG Electronics Inc. Vorrichtung und verfahren zur datenübertragung in einem drahtlosen kommunikationssystem
US9154273B2 (en) 2008-12-22 2015-10-06 Lg Electronics Inc. Method and apparatus for data transmission using a data frame
US8503420B2 (en) * 2008-12-31 2013-08-06 Mediatek Inc. Physical structure and design of sounding channel in OFDMA systems
US8811300B2 (en) * 2008-12-31 2014-08-19 Mediatek Inc. Physical structure and sequence design of midamble in OFDMA systems
KR101269890B1 (ko) 2009-03-18 2013-05-31 한국전자통신연구원 채널 상태 정보 레퍼런스 신호를 전송하는 시스템
KR101647377B1 (ko) * 2009-05-22 2016-08-10 엘지전자 주식회사 무선 통신 시스템에서 안테나 전송 전력에 따른 적응적인 다중 안테나 전송 방법 및 장치
US8374260B2 (en) * 2009-06-22 2013-02-12 Motorola Mobility Llc Method and apparatus for implementing uplink transmit diversity in a switched antenna orthogonal frequency division multiplexing communication system
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US8509170B2 (en) * 2009-12-18 2013-08-13 Samsung Electronics Co., Ltd. Apparatus and method for transmitting preamble in broadband wireless communication system
WO2012008723A2 (en) * 2010-07-12 2012-01-19 Samsung Electronics, Co., Ltd. Apparatus and method for operating a sounding antenna switching scheme in a mobile communication system
US9131395B2 (en) * 2010-09-08 2015-09-08 Broadcom Corporation Acknowledgment and/or receiver recovery mechanisms for scheduled responses within multiple user, multiple access, and/or MIMO wireless communications
JP5372984B2 (ja) * 2011-02-22 2013-12-18 株式会社日立製作所 分散アンテナシステム、通信制御方法、基地局装置
JP5629607B2 (ja) * 2011-02-25 2014-11-26 京セラ株式会社 無線基地局及び通信制御方法
JP5775706B2 (ja) * 2011-02-25 2015-09-09 京セラ株式会社 無線基地局及び通信制御方法
EP2708085A1 (de) * 2011-05-10 2014-03-19 Telefonaktiebolaget LM Ericsson (PUBL) Verfahren und anordnungen zur handhabung einer planung einer schmalbandigen übertragung in einem mobilfunknetz
US9154969B1 (en) 2011-09-29 2015-10-06 Marvell International Ltd. Wireless device calibration for implicit transmit
EP2829022A1 (de) 2012-03-21 2015-01-28 Entropic Communications, Inc. Verfahren und vorrichtung zum implementieren von verkehrsflaggen für grosse dienstgruppen
US9572130B2 (en) * 2014-12-18 2017-02-14 Intel IP Corporation User equipment and method for transmitting a data stream to an evolved node B
CN118055503A (zh) * 2019-02-01 2024-05-17 华为技术有限公司 一种通信的方法和装置

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Also Published As

Publication number Publication date
US7924803B2 (en) 2011-04-12
JP2010532931A (ja) 2010-10-14
WO2009060677A2 (en) 2009-05-14
WO2009060677A3 (en) 2009-06-25
KR20100072095A (ko) 2010-06-29
KR101116575B1 (ko) 2012-02-28
EP2210350B1 (de) 2012-01-18
EP2210350A2 (de) 2010-07-28
US20090122777A1 (en) 2009-05-14

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