CN101366200B - 用于导频信号传输的方法和装置 - Google Patents

用于导频信号传输的方法和装置 Download PDF

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Publication number
CN101366200B
CN101366200B CN2006800297558A CN200680029755A CN101366200B CN 101366200 B CN101366200 B CN 101366200B CN 2006800297558 A CN2006800297558 A CN 2006800297558A CN 200680029755 A CN200680029755 A CN 200680029755A CN 101366200 B CN101366200 B CN 101366200B
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Prior art keywords
antennas
pilot
pilot sequence
group
symbol period
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Chinese (zh)
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CN101366200A (zh
Inventor
蒂莫西·A·托马斯
凯文·L·鲍姆
布赖恩·K·克拉松
维贾伊·南贾
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Motorola Mobility LLC
Google Technology Holdings LLC
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Motorola Mobility LLC
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    • 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
    • H04B7/0678—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 using different spreading codes between antennas
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH 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
    • 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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
CN2006800297558A 2005-08-15 2006-06-29 用于导频信号传输的方法和装置 Active CN101366200B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US70823405P 2005-08-15 2005-08-15
US60/708,234 2005-08-15
US11/419,797 2006-05-23
US11/419,797 US8559295B2 (en) 2005-08-15 2006-05-23 Method and apparatus for pilot signal transmission
PCT/US2006/025583 WO2007021384A2 (en) 2005-08-15 2006-06-29 Method and apparatus for pilot signal transmission

Publications (2)

Publication Number Publication Date
CN101366200A CN101366200A (zh) 2009-02-11
CN101366200B true CN101366200B (zh) 2012-07-04

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CN2006800297558A Active CN101366200B (zh) 2005-08-15 2006-06-29 用于导频信号传输的方法和装置

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US (1) US8559295B2 (enExample)
EP (1) EP1917738B1 (enExample)
JP (1) JP4964239B2 (enExample)
KR (1) KR100933599B1 (enExample)
CN (1) CN101366200B (enExample)
WO (1) WO2007021384A2 (enExample)

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KR101208549B1 (ko) 2008-08-05 2012-12-05 엘지전자 주식회사 하향링크 ｍｉｍｏ시스템에 있어서 기준 신호 송신 방법
US8902874B2 (en) * 2008-10-20 2014-12-02 Nokia Siemens Networks Oy Sounding channel apparatus and method
US8830926B2 (en) * 2008-10-27 2014-09-09 Nokia Siemens Networks Oy Method for network co-ordination in a mobile communications system and apparatus thereof
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KR101619446B1 (ko) 2008-12-02 2016-05-10 엘지전자 주식회사 하향링크 ｍｉｍｏ시스템에 있어서 ｒｓ 전송 방법
CN101841506B (zh) * 2009-03-20 2013-05-15 富士通株式会社 多天线无线通信系统及其发送方法
CN101931443B (zh) * 2009-06-24 2014-07-16 中兴通讯股份有限公司 一种多天线传输方法及系统
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US20110250919A1 (en) * 2010-04-13 2011-10-13 Qualcomm Incorporated Cqi estimation in a wireless communication network
WO2013005317A1 (ja) * 2011-07-06 2013-01-10 富士通株式会社 基地局、無線端末、チャネル値推定方法、パイロット信号送信方法、および無線通信システム
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US8565181B2 (en) * 2012-02-06 2013-10-22 Neocific, Inc. Methods and apparatus for multi-carrier communications with efficient control signaling
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CN102882813B (zh) * 2012-08-17 2015-04-15 东南大学 一种应用于正交频分复用系统的信道估计方法
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US9270494B2 (en) * 2014-06-08 2016-02-23 Mediatek Singapore Pte. Ltd. Channel estimation method and associated device for estimating channel for OFDM system
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CN115694764B (zh) * 2016-02-25 2025-03-21 凝聚技术公司 用于无线通信的参考信号封装
CN108023693B (zh) * 2016-11-01 2020-12-18 上海科技大学 一种上行导频序列配置方法及基站

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WO2015089715A1 (zh) * 2013-12-16 2015-06-25 华为技术有限公司 导频信号的传输方法、基站及用户设备
CN105052187A (zh) * 2013-12-16 2015-11-11 华为技术有限公司 导频信号的传输方法、基站及用户设备
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Also Published As

Publication number Publication date
US8559295B2 (en) 2013-10-15
WO2007021384A3 (en) 2007-06-14
WO2007021384A2 (en) 2007-02-22
CN101366200A (zh) 2009-02-11
EP1917738A4 (en) 2012-12-12
EP1917738A2 (en) 2008-05-07
JP4964239B2 (ja) 2012-06-27
KR20080036151A (ko) 2008-04-24
EP1917738B1 (en) 2017-11-15
US20070036066A1 (en) 2007-02-15
JP2009505566A (ja) 2009-02-05
KR100933599B1 (ko) 2009-12-23

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