WO2009017230A1 - 決定論的通信路を有するｍｉｍｏ通信システム及びそのアンテナ配置方法 - Google Patents

決定論的通信路を有するｍｉｍｏ通信システム及びそのアンテナ配置方法 Download PDF

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Publication number
WO2009017230A1
WO2009017230A1 PCT/JP2008/063893 JP2008063893W WO2009017230A1 WO 2009017230 A1 WO2009017230 A1 WO 2009017230A1 JP 2008063893 W JP2008063893 W JP 2008063893W WO 2009017230 A1 WO2009017230 A1 WO 2009017230A1
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WO
WIPO (PCT)
Prior art keywords
communication path
communication system
deterministic
mimo
method therefor
Prior art date
Application number
PCT/JP2008/063893
Other languages
English (en)
French (fr)
Inventor
Tsuguo Maru
Original Assignee
Nec Corporation
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 Nec Corporation filed Critical Nec Corporation
Priority to CN200880101571.7A priority Critical patent/CN101772904B/zh
Priority to US12/452,942 priority patent/US8571125B2/en
Priority to JP2009525464A priority patent/JP5488894B2/ja
Priority to EP18210011.5A priority patent/EP3487082A1/en
Priority to EP16174798.5A priority patent/EP3098989B1/en
Priority to EP08792106.0A priority patent/EP2180623B1/en
Publication of WO2009017230A1 publication Critical patent/WO2009017230A1/ja
Priority to US14/035,406 priority patent/US9379796B2/en
Priority to US15/169,319 priority patent/US20160277084A1/en

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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
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • 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
    • 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
    • H04B7/0617—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 for beam forming
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/0848—Joint weighting
    • H04B7/0854—Joint weighting using error minimizing algorithms, e.g. minimum mean squared error [MMSE], "cross-correlation" or matrix inversion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0204—Channel estimation of multiple channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/024—Channel estimation channel estimation algorithms
    • H04L25/0242—Channel estimation channel estimation algorithms using matrix methods
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/024—Channel estimation channel estimation algorithms
    • H04L25/0242—Channel estimation channel estimation algorithms using matrix methods
    • H04L25/0248—Eigen-space methods

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

　見通し内通信における直接波以外に反射波が存在した場合でも、直交性を担保出来る、決定論的通信路を有するＭＩＭＯ通信システムを提供する。ＭＩＭＯ通信システムは、見通し内で用いられ、複数の送信アンテナが配置される送信側と、複数の受信アンテナが配置される受信側との間に決定論的通信路を有する。このＭＩＭＯ通信システムは、送信側または受信側或いは送受信側共に通信路として直交伝送路を形成するための通信路行列を演算する通信路行列演算処理手段を備える。この通信路行列を形作る複数の送信アンテナ及び複数の受信アンテナは、それぞれ大地に対して水平に配置される。
PCT/JP2008/063893 2007-08-02 2008-08-01 決定論的通信路を有するｍｉｍｏ通信システム及びそのアンテナ配置方法 WO2009017230A1 (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
CN200880101571.7A CN101772904B (zh) 2007-08-02 2008-08-01 具有确定性信道的mimo通信系统及其天线布置方法
US12/452,942 US8571125B2 (en) 2007-08-02 2008-08-01 MIMO communication system having deterministic channels and antenna arrangement method therfor
JP2009525464A JP5488894B2 (ja) 2007-08-02 2008-08-01 決定論的通信路を有するｍｉｍｏ通信システム及びそのアンテナ配置方法
EP18210011.5A EP3487082A1 (en) 2007-08-02 2008-08-01 Mimo communication system having deterministic communication path and antenna arrangement method therefor
EP16174798.5A EP3098989B1 (en) 2007-08-02 2008-08-01 Mimo communication system having deterministic communication path and antenna arrangement method therefor
EP08792106.0A EP2180623B1 (en) 2007-08-02 2008-08-01 Mimo communication system having deterministic communication path and antenna arrangement method therefor
US14/035,406 US9379796B2 (en) 2007-08-02 2013-09-24 MIMO communication system having deterministic communication path and antenna arrangement method therfor
US15/169,319 US20160277084A1 (en) 2007-08-02 2016-05-31 Mimo communication system having deterministic communication path and antenna arrangement method therfor

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007201773 2007-08-02
JP2007-201773 2007-08-02

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US12/452,942 A-371-Of-International US8571125B2 (en) 2007-08-02 2008-08-01 MIMO communication system having deterministic channels and antenna arrangement method therfor
US14/035,406 Continuation US9379796B2 (en) 2007-08-02 2013-09-24 MIMO communication system having deterministic communication path and antenna arrangement method therfor

Publications (1)

Publication Number Publication Date
WO2009017230A1 true WO2009017230A1 (ja) 2009-02-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/063893 WO2009017230A1 (ja) 2007-08-02 2008-08-01 決定論的通信路を有するｍｉｍｏ通信システム及びそのアンテナ配置方法

Country Status (5)

Country Link
US (3) US8571125B2 (ja)
EP (3) EP3098989B1 (ja)
JP (1) JP5488894B2 (ja)
CN (2) CN103944619B (ja)
WO (1) WO2009017230A1 (ja)

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2237443A2 (en) * 2009-03-31 2010-10-06 Fujitsu Limited Antenna installation method in a multiple input multiple output communication method
JP2011077569A (ja) * 2009-09-29 2011-04-14 Sony Corp 無線伝送システム、無線通信装置、無線伝送方法
JP2011077568A (ja) * 2009-09-29 2011-04-14 Sony Corp 無線伝送システム、無線通信装置、無線伝送方法
JP2011109632A (ja) * 2009-10-22 2011-06-02 Sony Corp 無線伝送システム、無線通信装置、無線伝送方法
WO2012114698A1 (ja) * 2011-02-21 2012-08-30 パナソニック株式会社 プリコーディング方法、プリコーディング装置
US8718544B2 (en) 2009-08-31 2014-05-06 Sony Corporation Signal transmission device, electronic device, and signal transmission method
CN103812543A (zh) * 2014-01-27 2014-05-21 华中科技大学 一种利用轨道角动量提高无线通信容量的方法
US8831073B2 (en) 2009-08-31 2014-09-09 Sony Corporation Wireless transmission system, wireless communication device, and wireless communication method
WO2014199451A1 (ja) * 2013-06-11 2014-12-18 富士通株式会社 アンテナ装置、及び、信号伝送システム
JP2015073260A (ja) * 2013-09-04 2015-04-16 富士通株式会社 無線通信システム、及び、無線通信方法
US9203485B2 (en) 2013-05-31 2015-12-01 Fujitsu Limited Communication system, communications device, and antenna element arrangement method
JP2016501487A (ja) * 2012-12-14 2016-01-18 テレフオンアクチーボラゲット エル エム エリクソン（パブル） 乗法性ノイズで制限を受ける場合のｍｉｍｏ通信のための送信電力分配
JP2018537057A (ja) * 2015-11-17 2018-12-13 ホアウェイ・テクノロジーズ・カンパニー・リミテッド マルチソースチャネル推定のためのシステムおよび方法
JP2018207172A (ja) * 2017-05-30 2018-12-27 株式会社東芝 アンテナ配置決定装置、アンテナ配置決定方法および無線通信装置
JP2019505147A (ja) * 2015-11-17 2019-02-21 ホアウェイ・テクノロジーズ・カンパニー・リミテッド マルチソースチャネル推定のためのシステムおよび方法
WO2019059408A1 (ja) * 2017-09-25 2019-03-28 日本電信電話株式会社 Ｏａｍ多重通信システムおよびｏａｍ多重通信方法
US10432271B2 (en) 2016-01-04 2019-10-01 Nec Corporation Radio apparatus, radio communication system, and antenna position adjustment method
US10638479B2 (en) 2015-11-17 2020-04-28 Futurewei Technologies, Inc. System and method for multi-source channel estimation
WO2020105538A1 (ja) * 2018-11-22 2020-05-28 日本電信電話株式会社 水中音響通信システム及び受信装置
US11228363B2 (en) 2017-09-25 2022-01-18 Nippon Telegraph And Telephone Corporation OAM multiplexing communication system and inter-mode interference elimination method
WO2023047582A1 (ja) * 2021-09-27 2023-03-30 日本電信電話株式会社 送信方法及び送信装置

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX2013000954A (es) 2010-12-10 2013-03-22 Panasonic Corp Metodo de generacion de señales y aparato de generacion de señales.
WO2013144361A1 (en) * 2012-03-30 2013-10-03 Nokia Siemens Networks Oy Feedback methodology for per-user elevation mimo
CN102664691B (zh) * 2012-04-11 2013-12-18 中国传媒大学 一种基于虚源理论的6极化mimo信道建模方法
WO2013173250A1 (en) 2012-05-13 2013-11-21 Invention Mine Llc Full duplex wireless transmission with self-interference cancellation
US9997830B2 (en) 2012-05-13 2018-06-12 Amir Keyvan Khandani Antenna system and method for full duplex wireless transmission with channel phase-based encryption
US9077407B2 (en) * 2012-05-15 2015-07-07 Broadcom Corporation Geometrical closed loop line of sight (LOS) multiple-input-multiple-output (MIMO)
WO2014033669A1 (en) * 2012-08-30 2014-03-06 Mimotech (Pty) Ltd. A method of and system for providing diverse point to point communication links
KR20140042978A (ko) * 2012-09-28 2014-04-08 한국전자통신연구원 전파 시스템에서 전자파 프로파게이션 분석 장치 및 방법
US10177896B2 (en) 2013-05-13 2019-01-08 Amir Keyvan Khandani Methods for training of full-duplex wireless systems
WO2014192845A1 (ja) * 2013-05-30 2014-12-04 日本電気株式会社 決定論的通信路を含む伝搬環境のｍｉｍｏ通信システム及びそのアンテナ
EP3043487B1 (en) * 2013-10-14 2018-08-08 Huawei Technologies Co., Ltd. Method, apparatus and system for signal processing
US9236996B2 (en) 2013-11-30 2016-01-12 Amir Keyvan Khandani Wireless full-duplex system and method using sideband test signals
CN104717024B (zh) * 2013-12-12 2017-06-13 华为技术有限公司 一种天线对mimo系统性能影响的评估方法及装置
US9608335B2 (en) * 2014-01-09 2017-03-28 Raytheon Company Continuous phase delay antenna
US9820311B2 (en) 2014-01-30 2017-11-14 Amir Keyvan Khandani Adapter and associated method for full-duplex wireless communication
US9979448B2 (en) * 2015-03-05 2018-05-22 Ntt Docomo, Inc. Radio communication control method and radio communication system
WO2016161624A1 (zh) * 2015-04-10 2016-10-13 华为技术有限公司 数据传输的方法和设备
US10778295B2 (en) 2016-05-02 2020-09-15 Amir Keyvan Khandani Instantaneous beamforming exploiting user physical signatures
EP3664307B1 (en) * 2016-11-29 2024-07-31 Motorola Mobility LLC Method and apparatus for determining parameters and conditions for line of sight mimo communication
CN108155479B (zh) * 2016-12-06 2021-08-24 中兴通讯股份有限公司 一种微波天线阵列通信系统及通信方法
EP3349372B1 (en) * 2017-01-11 2019-12-04 Volkswagen Aktiengesellschaft Method for adjusting the interference level for a wireless communication from a first mobile station to a second mobile station and adapted mobile station for the use in the method and adapted vehicle
US10700766B2 (en) 2017-04-19 2020-06-30 Amir Keyvan Khandani Noise cancelling amplify-and-forward (in-band) relay with self-interference cancellation
US11212089B2 (en) 2017-10-04 2021-12-28 Amir Keyvan Khandani Methods for secure data storage
US11012144B2 (en) 2018-01-16 2021-05-18 Amir Keyvan Khandani System and methods for in-band relaying
CN109639325B (zh) * 2019-01-24 2021-07-09 电子科技大学 一种基于通信距离的多载波相控通信方法
WO2021029015A1 (ja) * 2019-08-13 2021-02-18 日本電信電話株式会社 無線通信システム及び無線通信方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004312381A (ja) * 2003-04-07 2004-11-04 Ntt Docomo Inc 電波送受信装置及び電波送受信方法
JP2005354365A (ja) * 2004-06-10 2005-12-22 Nippon Telegr & Teleph Corp <Ntt> 空間多重伝送装置
JP2006033084A (ja) * 2004-07-12 2006-02-02 Oki Electric Ind Co Ltd Ｏｆｄｍ伝送システム。
JP2008527950A (ja) * 2004-11-30 2008-07-24 ザ リージェンツ オブ ザ ユニバーシティ オブ カリフォルニア 適応多入出力（ｍｉｍｏ）無線通信システムのための方法と装置

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5103232A (en) * 1991-04-18 1992-04-07 Raytheon Company Phase quantization error decorrelator for phased array antenna
US5592178A (en) * 1994-06-01 1997-01-07 Raytheon Company Wideband interference suppressor in a phased array radar
US6489923B1 (en) * 1999-09-16 2002-12-03 Nortel Networks Limited Position location method and apparatus for a mobile telecommunications system
US7272408B2 (en) * 2000-08-16 2007-09-18 Millimetrix Broadband Networks Ltd. Millimetre wave(MMW) communication system and method using multiple receive and transmit antennas
DE10114052C1 (de) * 2001-03-15 2002-07-25 Hertz Inst Heinrich Funkübertragungsverfahren im Innenraumbereich zur parallelen Funkübertragung von digitalen Datenteilströmen und mobiles Funkübertragungssystem
US6785341B2 (en) 2001-05-11 2004-08-31 Qualcomm Incorporated Method and apparatus for processing data in a multiple-input multiple-output (MIMO) communication system utilizing channel state information
US20020193146A1 (en) * 2001-06-06 2002-12-19 Mark Wallace Method and apparatus for antenna diversity in a wireless communication system
JP2003243996A (ja) * 2002-02-18 2003-08-29 Seiko Instruments Inc データ電送装置
US6862440B2 (en) * 2002-05-29 2005-03-01 Intel Corporation Method and system for multiple channel wireless transmitter and receiver phase and amplitude calibration
EP1678857A1 (en) * 2003-10-21 2006-07-12 Koninklijke Philips Electronics N.V. Mimo transmitter and receiver for low-scattering environments
AU2003290492A1 (en) * 2003-12-22 2005-07-14 Telefonaktiebolaget Lm Ericsson (Publ) Method and system of communications
JP2005184730A (ja) 2003-12-24 2005-07-07 Sony Corp 無線通信システム、無線通信装置及び無線通信方法、並びにコンピュータ・プログラム
CN1898890B (zh) * 2004-03-11 2011-06-15 松下电器产业株式会社 数据发送方法和数据接收方法
WO2005101690A1 (fr) * 2004-04-14 2005-10-27 Utstarcom Telecom Co., Ltd. Procede multiples entrees multiples sorties (mimo) fonde sur une source d'emission repartie dans un systeme de station de base centralise
CA2465775C (en) * 2004-04-27 2012-02-21 Piping Hot Networks, Ltd. Multiple input multiple output (mimo) wireless communications system
US7333455B1 (en) * 2004-04-27 2008-02-19 Piping Hot Networks Ltd Multiple input multiple output (MIMO) wireless communications system
EP1750376B1 (en) * 2004-06-14 2015-10-21 Panasonic Intellectual Property Management Co., Ltd. Radio communication device
EP3528575B1 (en) * 2004-06-22 2020-12-16 Apple Inc. Enabling feedback in wireless communication networks
CN100362772C (zh) * 2004-06-29 2008-01-16 华为技术有限公司 一种多输入多输出系统的接收机
KR100782925B1 (ko) * 2004-12-15 2007-12-07 삼성전자주식회사 다중 안테나 통신 시스템
KR100973634B1 (ko) * 2005-01-14 2010-08-02 파이핑 핫 네트웍스 리미티드 이중 페이로드 및 적응 변조
JP4635642B2 (ja) 2005-02-25 2011-02-23 ソニー株式会社 無線通信装置及び無線通信方法
US7830988B2 (en) * 2005-03-28 2010-11-09 Nec Corporation MIMO decoder and MIMO decoding method
EP1724943A1 (en) * 2005-05-18 2006-11-22 Mitsubishi Electric Information Technology Centre Europe B.V. Multiple input-multiple output communication system
US7271764B2 (en) * 2005-06-30 2007-09-18 Intel Corporation Time of arrival estimation mechanism
JP2007201773A (ja) 2006-01-26 2007-08-09 Murata Mach Ltd 画像形成装置
US7852811B2 (en) * 2006-02-03 2010-12-14 Freescale Semiconductor, Inc. Communication system with MIMO channel estimation using peak-limited pilot signals
US8000730B2 (en) * 2006-07-07 2011-08-16 Wisconsin Alumni Research Foundation Method and system for improving performance in a sparse multi-path environment using reconfigurable arrays
US20080064356A1 (en) * 2006-09-07 2008-03-13 Telefonaktiebolaget Lm Ericsson (Publ) Method of receiving wideband signal
US20080101497A1 (en) * 2006-10-30 2008-05-01 Broadcom Corporation, A California Corporation MIMO phase noise estimation and correction
JP5429602B2 (ja) * 2006-11-17 2014-02-26 日本電気株式会社 決定論的通信路を有するｍｉｍｏ通信システム及び方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004312381A (ja) * 2003-04-07 2004-11-04 Ntt Docomo Inc 電波送受信装置及び電波送受信方法
JP2005354365A (ja) * 2004-06-10 2005-12-22 Nippon Telegr & Teleph Corp <Ntt> 空間多重伝送装置
JP2006033084A (ja) * 2004-07-12 2006-02-02 Oki Electric Ind Co Ltd Ｏｆｄｍ伝送システム。
JP2008527950A (ja) * 2004-11-30 2008-07-24 ザ リージェンツ オブ ザ ユニバーシティ オブ カリフォルニア 適応多入出力（ｍｉｍｏ）無線通信システムのための方法と装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
P.F. DRIESSEN; G.J.FOSCHINI: "On the Capacity Formula for Multiple Input-Multiple Output Wireless Channels: A Geometric Interpretation", IEEE TRANSACTIONS ON COMMUNICATIONS, vol. 47, no. 2, February 1999 (1999-02-01), pages 173 - 176, XP011009339

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* Cited by examiner, † Cited by third party
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EP2237443A2 (en) * 2009-03-31 2010-10-06 Fujitsu Limited Antenna installation method in a multiple input multiple output communication method
US8831073B2 (en) 2009-08-31 2014-09-09 Sony Corporation Wireless transmission system, wireless communication device, and wireless communication method
US9912502B2 (en) 2009-08-31 2018-03-06 Sony Corporation Wireless transmission system, wireless communication device, and wireless communication method
US9281860B2 (en) 2009-08-31 2016-03-08 Sony Corporation Wireless transmission system, wireless communication device, and wireless communication method
US10447514B2 (en) 2009-08-31 2019-10-15 Sony Corporation Wireless transmission system, wireless communication device, and wireless communication method
US9544007B2 (en) 2009-08-31 2017-01-10 Sony Corporation Wireless transmission system, wireless communication device, and wireless communication method
US8718544B2 (en) 2009-08-31 2014-05-06 Sony Corporation Signal transmission device, electronic device, and signal transmission method
US8687725B2 (en) 2009-09-29 2014-04-01 Sony Corporation Wireless transmission system, wireless communication device and wireless transmission method
JP2011077568A (ja) * 2009-09-29 2011-04-14 Sony Corp 無線伝送システム、無線通信装置、無線伝送方法
CN103780295A (zh) * 2009-09-29 2014-05-07 索尼公司 无线传送系统
JP2011077569A (ja) * 2009-09-29 2011-04-14 Sony Corp 無線伝送システム、無線通信装置、無線伝送方法
US8988993B2 (en) 2009-09-29 2015-03-24 Sony Corporation Wireless transmission system, wireless communication device and wireless transmission method
CN103780295B (zh) * 2009-09-29 2018-03-23 索尼公司 无线传送系统
EP2302820A3 (en) * 2009-09-29 2016-07-06 Sony Corporation Wireless transmission system, wireless communication device and wireless transmission method
US8781412B2 (en) 2009-10-22 2014-07-15 Sony Corporation Radio transmission system, radio communication apparatus, and radio transmission method
JP2011109632A (ja) * 2009-10-22 2011-06-02 Sony Corp 無線伝送システム、無線通信装置、無線伝送方法
US9571174B2 (en) 2011-02-21 2017-02-14 Sun Patent Trust Precoding method, precoding device
JPWO2012114698A1 (ja) * 2011-02-21 2014-07-07 パナソニック株式会社 プリコーディング方法、プリコーディング装置
US10367555B2 (en) 2011-02-21 2019-07-30 Sun Patent Trust Precoding method, precoding device
US10644770B2 (en) 2011-02-21 2020-05-05 Sun Patent Trust Precoding method, precoding device
US9225407B2 (en) 2011-02-21 2015-12-29 Panasonic Intellectual Property Corporation Of America Precoding method, precoding device
US10938457B2 (en) 2011-02-21 2021-03-02 Sun Patent Trust Precoding method, precoding device
US8971439B2 (en) 2011-02-21 2015-03-03 Panasonic Intellectual Property Corporation Of America Precoding method, precoding device
US11218200B2 (en) 2011-02-21 2022-01-04 Sun Patent Trust Precoding method, precoding device
US11563471B2 (en) 2011-02-21 2023-01-24 Sun Patent Trust Precoding method, precoding device
JP2014195260A (ja) * 2011-02-21 2014-10-09 Panasonic Intellectual Property Corp Of America プリコーディング方法、プリコーディング装置
US10027390B2 (en) 2011-02-21 2018-07-17 Sun Patent Trust Precoding method, precoding device
WO2012114698A1 (ja) * 2011-02-21 2012-08-30 パナソニック株式会社 プリコーディング方法、プリコーディング装置
US11863263B2 (en) 2011-02-21 2024-01-02 Sun Patent Trust Precoding method, precoding device
US9793968B2 (en) 2011-02-21 2017-10-17 Sun Patent Trust Precoding method, precoding device
JP5540146B2 (ja) * 2011-02-21 2014-07-02 パナソニック株式会社 プリコーディング方法、プリコーディング装置
JP2016501487A (ja) * 2012-12-14 2016-01-18 テレフオンアクチーボラゲット エル エム エリクソン（パブル） 乗法性ノイズで制限を受ける場合のｍｉｍｏ通信のための送信電力分配
US9203485B2 (en) 2013-05-31 2015-12-01 Fujitsu Limited Communication system, communications device, and antenna element arrangement method
US9755323B2 (en) 2013-06-11 2017-09-05 Fujitsu Limited Antenna apparatus
JP6037008B2 (ja) * 2013-06-11 2016-11-30 富士通株式会社 アンテナ装置、及び、信号伝送システム
WO2014199451A1 (ja) * 2013-06-11 2014-12-18 富士通株式会社 アンテナ装置、及び、信号伝送システム
JP2015073260A (ja) * 2013-09-04 2015-04-16 富士通株式会社 無線通信システム、及び、無線通信方法
US9219536B2 (en) 2013-09-04 2015-12-22 Fujitsu Limited Radio communication system and radio communication method
CN103812543B (zh) * 2014-01-27 2017-01-11 华中科技大学 一种利用轨道角动量提高无线通信容量的方法
CN103812543A (zh) * 2014-01-27 2014-05-21 华中科技大学 一种利用轨道角动量提高无线通信容量的方法
JP2018537057A (ja) * 2015-11-17 2018-12-13 ホアウェイ・テクノロジーズ・カンパニー・リミテッド マルチソースチャネル推定のためのシステムおよび方法
US10638479B2 (en) 2015-11-17 2020-04-28 Futurewei Technologies, Inc. System and method for multi-source channel estimation
JP2019505147A (ja) * 2015-11-17 2019-02-21 ホアウェイ・テクノロジーズ・カンパニー・リミテッド マルチソースチャネル推定のためのシステムおよび方法
US10432271B2 (en) 2016-01-04 2019-10-01 Nec Corporation Radio apparatus, radio communication system, and antenna position adjustment method
JP2018207172A (ja) * 2017-05-30 2018-12-27 株式会社東芝 アンテナ配置決定装置、アンテナ配置決定方法および無線通信装置
WO2019059408A1 (ja) * 2017-09-25 2019-03-28 日本電信電話株式会社 Ｏａｍ多重通信システムおよびｏａｍ多重通信方法
US11202211B2 (en) 2017-09-25 2021-12-14 Nippon Telegraph And Telephone Corporation OAM multiplexing communication system and OAM multiplexing communication method
US11228363B2 (en) 2017-09-25 2022-01-18 Nippon Telegraph And Telephone Corporation OAM multiplexing communication system and inter-mode interference elimination method
WO2020105538A1 (ja) * 2018-11-22 2020-05-28 日本電信電話株式会社 水中音響通信システム及び受信装置
JP7168849B2 (ja) 2018-11-22 2022-11-10 日本電信電話株式会社 水中音響通信システム及び受信装置
JP2020088575A (ja) * 2018-11-22 2020-06-04 日本電信電話株式会社 水中音響通信システム及び受信装置
US11923911B2 (en) 2018-11-22 2024-03-05 Nippon Telegraph And Telephone Corporation Hydroacoustic communication system and receiving apparatus
WO2023047582A1 (ja) * 2021-09-27 2023-03-30 日本電信電話株式会社 送信方法及び送信装置
JP7544286B2 (ja) 2021-09-27 2024-09-03 日本電信電話株式会社 送信方法及び送信装置

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US20160277084A1 (en) 2016-09-22
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CN103944619A (zh) 2014-07-23
EP2180623A1 (en) 2010-04-28
CN103944619B (zh) 2018-12-14
US20100135203A1 (en) 2010-06-03
US9379796B2 (en) 2016-06-28
US8571125B2 (en) 2013-10-29
US20140023158A1 (en) 2014-01-23
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EP2180623A4 (en) 2016-08-10
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