PL2375604T3 - Urządzenie do komunikacji bezprzewodowej, system komunikacji bezprzewodowej i sposób prowadzenia komunikacji bezprzewodowej - Google Patents

Urządzenie do komunikacji bezprzewodowej, system komunikacji bezprzewodowej i sposób prowadzenia komunikacji bezprzewodowej

Info

Publication number
PL2375604T3
PL2375604T3 PL10729168T PL10729168T PL2375604T3 PL 2375604 T3 PL2375604 T3 PL 2375604T3 PL 10729168 T PL10729168 T PL 10729168T PL 10729168 T PL10729168 T PL 10729168T PL 2375604 T3 PL2375604 T3 PL 2375604T3
Authority
PL
Poland
Prior art keywords
wireless communication
way
conducting
communication system
conducting wireless
Prior art date
Application number
PL10729168T
Other languages
English (en)
Inventor
Qian Yu
Lei Huang
Masayuki Hoshino
Daichi Imamura
Original Assignee
Sun Patent Trust
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 Sun Patent Trust filed Critical Sun Patent Trust
Publication of PL2375604T3 publication Critical patent/PL2375604T3/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
    • 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
    • H04B7/002—Reducing depolarization effects
    • 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
    • H04B7/06—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
    • H04B7/06—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
    • H04B7/0619—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 using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0634—Antenna weights or vector/matrix coefficients
    • 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
    • H04B7/0619—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 using feedback from receiving side
    • H04B7/0636—Feedback format
    • H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
    • 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
    • H04B7/10—Polarisation diversity; Directional diversity
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03891—Spatial equalizers
    • H04L25/03898—Spatial equalizers codebook-based design
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03891—Spatial equalizers
    • H04L25/03961—Spatial equalizers design criteria
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03777—Arrangements for removing intersymbol interference characterised by the signalling
    • H04L2025/03802—Signalling on the reverse channel
    • H04L2025/03808—Transmission of equaliser coefficients
    • 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
    • H04L25/0224—Channel estimation using sounding signals
    • 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)
PL10729168T 2009-01-07 2010-01-06 Urządzenie do komunikacji bezprzewodowej, system komunikacji bezprzewodowej i sposób prowadzenia komunikacji bezprzewodowej PL2375604T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2009001352 2009-01-07
PCT/JP2010/000048 WO2010079748A1 (ja) 2009-01-07 2010-01-06 無線通信装置、無線通信システム及び無線通信方法
EP10729168.4A EP2375604B1 (en) 2009-01-07 2010-01-06 Wireless communication apparatus, wireless communication system and wireless communication method

Publications (1)

Publication Number Publication Date
PL2375604T3 true PL2375604T3 (pl) 2019-01-31

Family

ID=42316514

Family Applications (1)

Application Number Title Priority Date Filing Date
PL10729168T PL2375604T3 (pl) 2009-01-07 2010-01-06 Urządzenie do komunikacji bezprzewodowej, system komunikacji bezprzewodowej i sposób prowadzenia komunikacji bezprzewodowej

Country Status (10)

Country Link
US (4) US8737509B2 (pl)
EP (2) EP2660991B1 (pl)
JP (4) JP5372963B2 (pl)
CN (1) CN102273115B (pl)
DK (1) DK2375604T3 (pl)
ES (1) ES2691037T3 (pl)
HU (1) HUE040750T2 (pl)
PL (1) PL2375604T3 (pl)
PT (1) PT2375604T (pl)
WO (1) WO2010079748A1 (pl)

Families Citing this family (74)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101555820B1 (ko) * 2009-12-02 2015-10-06 삼성전자주식회사 접속망의 클래스에 따라 비대칭적인 피드백 기법을 사용하는 계층 셀 통신 시스템
US9148205B2 (en) * 2010-01-25 2015-09-29 Qualcomm Incorporated Feedback for supporting SU-MIMO and MU-MIMO operation in wireless communication
US9130638B2 (en) 2011-05-26 2015-09-08 Cohere Technologies, Inc. Modulation and equalization in an orthonormal time-frequency shifting communications system
US9071285B2 (en) 2011-05-26 2015-06-30 Cohere Technologies, Inc. Modulation and equalization in an orthonormal time-frequency shifting communications system
EP3264648B1 (en) 2010-06-17 2023-09-06 Sun Patent Trust Pre-coding method and transmitter
KR20120002875A (ko) * 2010-07-01 2012-01-09 주식회사 팬택 채널정보 송수신방법 및 그 단말, 그 기지국
JP5498877B2 (ja) * 2010-07-02 2014-05-21 日本放送協会 偏波ｍｉｍｏ伝送システムにおける送信装置及び受信装置
JP5498878B2 (ja) * 2010-07-02 2014-05-21 日本放送協会 偏波ｍｉｍｏ伝送システムにおける送信装置及び受信装置
KR20120009649A (ko) * 2010-07-20 2012-02-02 삼성전자주식회사 다중 사용자 다중안테나 시스템에서 채널 직교화를 이용한 선처리 방법 및 장치
KR101701896B1 (ko) * 2010-08-04 2017-02-02 삼성전자주식회사 개 루프 멀티 셀 미모 시스템에서 성능 향상을 위한 장치 및 방법
JP5564363B2 (ja) * 2010-08-25 2014-07-30 日本放送協会 偏波ｍｉｍｏ−ｏｆｄｍ伝送方式の送信装置及び受信装置
EP2625795B1 (en) * 2010-10-05 2016-09-07 Telefonaktiebolaget LM Ericsson (publ) Method and arrangement for polarization control in a communication system
US9270359B2 (en) * 2010-10-05 2016-02-23 Telefonaktiebolaget L M Ericsson (Publ) Method and arrangement for polarization control in a communication system
US8934560B2 (en) * 2010-10-07 2015-01-13 Qualcomm Incorporated Method and apparatus of using CDD like schemes with UE-RS based open loop beamforming
US8948305B2 (en) 2010-11-16 2015-02-03 Panasonic Intellectual Property Corporation Of America Transmission method, transmission apparatus, reception method and reception apparatus
US8989295B2 (en) 2010-11-22 2015-03-24 Nokia Solutions And Networks Oy Multi-layer beamforming with partial channel state information
CN102594419B (zh) * 2011-01-04 2015-03-04 上海贝尔股份有限公司 用于交叉极化天线阵列的预编码方法和预编码器
JP4730677B1 (ja) * 2011-01-27 2011-07-20 日本電気株式会社 情報処理装置及び情報処理方法並びに情報処理プログラム
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
EP2701328B1 (en) 2011-04-19 2016-03-23 Panasonic Intellectual Property Corporation of America Communication method and device
US8971432B2 (en) 2011-04-19 2015-03-03 Panasonic Intellectual Property Corporation Of America Signal generating method and signal generating device
US9294165B2 (en) 2011-04-19 2016-03-22 Panasonic Intellectual Property Corporation Of America Signal generating method and signal generating device
JP5546681B2 (ja) * 2011-04-19 2014-07-09 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
WO2012145342A2 (en) * 2011-04-21 2012-10-26 Zte Corporation Method and system for spatial channel state information feedback for multiple-input multiple-output (mimo)
CN102761354B (zh) * 2011-04-28 2015-02-18 上海贝尔股份有限公司 在网络设备中生成码本和相关数据的方法及装置
US8675762B2 (en) * 2011-05-02 2014-03-18 Alcatel Lucent Method of transforming pre-coded signals for multiple-in-multiple-out wireless communication
CN102231661B (zh) * 2011-07-22 2013-08-14 电信科学技术研究院 一种信息传输方法、系统及装置
CN102316069B (zh) * 2011-09-21 2017-02-15 中兴通讯股份有限公司 一种实现信道信息反馈的方法和装置
EP2769516B1 (en) * 2011-10-18 2016-09-21 Telefonaktiebolaget LM Ericsson (publ) Methods and devices for determining a transmission rank
MX2014005603A (es) * 2011-11-08 2014-07-30 Xg Technology Inc Metodo de atenuacion de interferencia para dispositivos receptores simples o mimo.
CN103178888B (zh) 2011-12-23 2016-03-30 华为技术有限公司 一种反馈信道状态信息的方法及装置
US9148780B2 (en) * 2012-03-15 2015-09-29 Lg Electronics Inc. Method and apparatus for secure data transmission
KR20130106236A (ko) * 2012-03-19 2013-09-27 한국전자통신연구원 이종 무선 통신 시스템간 간섭분석 방법
US9119209B2 (en) 2012-03-30 2015-08-25 Samsung Electronics Co., Ltd. Apparatus and method for channel-state-information pilot design for an advanced wireless network
CN103378890B (zh) * 2012-04-24 2016-12-07 中兴通讯股份有限公司 一种阵列天线的端口映射方法及该阵列天线端口
US10469215B2 (en) 2012-06-25 2019-11-05 Cohere Technologies, Inc. Orthogonal time frequency space modulation system for the Internet of Things
US10411843B2 (en) 2012-06-25 2019-09-10 Cohere Technologies, Inc. Orthogonal time frequency space communication system compatible with OFDM
JP2014027608A (ja) * 2012-07-30 2014-02-06 Ntt Docomo Inc 基地局装置、ユーザ端末、通信システム及び通信制御方法
TWI617148B (zh) * 2012-09-28 2018-03-01 內數位專利控股公司 用於報告回饋的無線發射／接收單元及方法
US9240853B2 (en) 2012-11-16 2016-01-19 Huawei Technologies Co., Ltd. Systems and methods for sparse code multiple access
JP6316205B2 (ja) * 2012-12-06 2018-04-25 シャープ株式会社 基地局装置、端末装置、無線通信システムおよび集積回路
KR20150100909A (ko) * 2013-01-28 2015-09-02 후지쯔 가부시끼가이샤 채널 상태 정보 피드백 방법, 채널 상태 정보 참조 신호 송신 방법, 사용자 장비 및 기지국
WO2014129799A1 (ko) * 2013-02-19 2014-08-28 엘지전자 주식회사 다중 안테나 무선 통신 시스템에서 신호 전송 방법 및 이를 위한 장치
CN104541456B (zh) * 2013-04-15 2017-11-28 华为技术有限公司 一种报告信道状态信息的方法、用户设备和基站
US9876655B2 (en) * 2013-08-16 2018-01-23 Mediatek Singapore Pte. Ltd. Precoding-codebook-based secure uplink in LTE
CN110708101B (zh) * 2013-10-18 2021-10-29 高通股份有限公司 用于配置针对3-d mimo的csi-rs的方法和装置
KR102285852B1 (ko) * 2013-12-17 2021-08-05 삼성전자 주식회사 전차원 다중입력 다중출력 이동통신 시스템에서 통신방법 및 장치
US10701685B2 (en) 2014-03-31 2020-06-30 Huawei Technologies Co., Ltd. Method and apparatus for asynchronous OFDMA/SC-FDMA
US10531432B2 (en) 2015-03-25 2020-01-07 Huawei Technologies Co., Ltd. System and method for resource allocation for sparse code multiple access transmissions
US9419770B2 (en) 2014-03-31 2016-08-16 Huawei Technologies Co., Ltd. Method and apparatus for asynchronous OFDMA/SC-FDMA
EP2945299B1 (en) * 2014-05-15 2018-04-04 Alcatel Lucent Apparatus, method and computer program for a transceiver of a mobile communication system
AU2015292777B2 (en) * 2014-07-21 2019-11-21 Cohere Technologies, Inc. OTFS methods of data channel characterization and uses thereof
WO2016148262A1 (ja) * 2015-03-17 2016-09-22 日本電気株式会社 通信装置、方法及びシステムと端末とプログラム
CN106160928A (zh) * 2015-04-09 2016-11-23 株式会社Ntt都科摩 生成预编码矩阵的方法、无线基站和装置以及移动台
JP7050410B2 (ja) * 2015-06-09 2022-04-08 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 送信装置、及び送信方法
US10574317B2 (en) 2015-06-18 2020-02-25 Cohere Technologies, Inc. System and method for providing wireless communication services using configurable broadband infrastructure shared among multiple network operators
WO2017071586A1 (en) 2015-10-30 2017-05-04 Huawei Technologies Co., Ltd. System and method for high-rate sparse code multiple access in downlink
CN106341168B (zh) * 2015-12-31 2019-12-03 北京智谷睿拓技术服务有限公司 预编码方法、信息发送方法、及其装置
CN107863995B (zh) * 2016-09-21 2020-09-11 华为技术有限公司 数据发送方法、数据接收方法、设备及系统
EP3782297A1 (en) 2018-04-16 2021-02-24 Sony Corporation Methods and devices for configuring multiple input multiple output wireless transmission
US11522600B1 (en) 2018-08-01 2022-12-06 Cohere Technologies, Inc. Airborne RF-head system
CN111628807A (zh) * 2019-02-28 2020-09-04 英国电讯有限公司 Mimo系统中的信道估计
US11641269B2 (en) 2020-06-30 2023-05-02 Rampart Communications, Inc. Modulation-agnostic transformations using unitary braid divisional multiplexing (UBDM)
US10951442B2 (en) 2019-07-31 2021-03-16 Rampart Communications, Inc. Communication system and method using unitary braid divisional multiplexing (UBDM) with physical layer security
US10735062B1 (en) 2019-09-04 2020-08-04 Rampart Communications, Inc. Communication system and method for achieving high data rates using modified nearly-equiangular tight frame (NETF) matrices
US10965352B1 (en) 2019-09-24 2021-03-30 Rampart Communications, Inc. Communication system and methods using very large multiple-in multiple-out (MIMO) antenna systems with extremely large class of fast unitary transformations
US12335187B2 (en) 2020-01-25 2025-06-17 Qualcomm Incorporated Sounding reference signal configuration
US12531626B2 (en) * 2020-01-27 2026-01-20 Qualcomm Incorporated Asymmetric uplink-downlink beam training in frequency bands
US12676662B2 (en) 2020-01-27 2026-07-07 Qualcomm Incorporated Beam correlation for carrier aggregation
US11159220B2 (en) * 2020-02-11 2021-10-26 Rampart Communications, Inc. Single input single output (SISO) physical layer key exchange
CN113206716B (zh) * 2021-04-23 2022-06-24 成都坤恒顺维科技股份有限公司 正交信道矩阵的建模方法
KR102557491B1 (ko) * 2021-11-12 2023-07-19 한국과학기술원 기술간 교차 통신 방법 및 교차 통신 장치
WO2024177921A1 (en) 2023-02-24 2024-08-29 Airgain, Inc. Multi-band mimo repeater system with carrier aggregation capability
US20240405831A1 (en) * 2023-06-02 2024-12-05 Qualcomm Incorporated Preprocessing-based precoding

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000165339A (ja) 1998-11-27 2000-06-16 Nec Corp 送信ｌｏ同期方式を用いた両偏波伝送システム
US6859503B2 (en) * 2001-04-07 2005-02-22 Motorola, Inc. Method and system in a transceiver for controlling a multiple-input, multiple-output communications channel
US7298805B2 (en) 2003-11-21 2007-11-20 Qualcomm Incorporated Multi-antenna transmission for spatial division multiple access
KR20080065277A (ko) 2005-11-04 2008-07-11 마츠시타 덴끼 산교 가부시키가이샤 무선 송신 장치, 무선 수신장치, 무선 통신 방법 및 무선통신 시스템
JP4574563B2 (ja) * 2006-02-08 2010-11-04 日本電信電話株式会社 無線通信システム、無線通信方法、基地局装置及び端末装置
KR20080073624A (ko) 2007-02-06 2008-08-11 삼성전자주식회사 다중 편파 다중 입출력 시스템을 위한 코드북 생성 방법 및그 장치
US7995671B2 (en) 2007-02-09 2011-08-09 Qualcomm Incorporated Multiple-input multiple-output (MIMO) transmission with rank-dependent precoding
JP4727603B2 (ja) * 2007-02-26 2011-07-20 日本電信電話株式会社 無線通信装置及び無線通信システム
WO2008133582A2 (en) * 2007-04-30 2008-11-06 Telefonaktiebolaget L M Ericsson (Publ) Method and arrangement for adapting a multi-antenna transmission
CN101316130B (zh) * 2007-06-01 2014-06-11 中国移动通信集团公司 闭环模式下共用天线系统和方法
US7629902B2 (en) * 2007-06-08 2009-12-08 Samsung Electronics Co., Ltd. MIMO wireless precoding system robust to power imbalance
KR101414565B1 (ko) * 2007-06-19 2014-07-03 가부시키가이샤 엔티티 도코모 송신장치 및 송신방법
JP5091554B2 (ja) 2007-06-19 2012-12-05 三井造船株式会社 原料投入装置
KR101306713B1 (ko) * 2007-08-14 2013-09-11 엘지전자 주식회사 다중 안테나 시스템에서 피드백 방법 및 코드북 구성 방법
US8989285B2 (en) * 2007-09-26 2015-03-24 Samsung Electronics Co., Ltd. Efficient MIMO precoding feedback scheme
KR101373951B1 (ko) * 2008-01-30 2014-03-13 엘지전자 주식회사 다중안테나 시스템에서 프리코딩 정보 전송방법
KR20100013251A (ko) * 2008-07-30 2010-02-09 엘지전자 주식회사 다중안테나 시스템에서 데이터 전송방법
US7764746B2 (en) * 2008-08-19 2010-07-27 Samsung Electronics Co., Ltd. User terminal and base station using adapted codebook according to polarization

Also Published As

Publication number Publication date
US8953704B2 (en) 2015-02-10
ES2691037T3 (es) 2018-11-23
CN102273115A (zh) 2011-12-07
EP2375604A4 (en) 2014-07-30
PT2375604T (pt) 2018-11-14
EP2660991A3 (en) 2014-07-30
JP2013225934A (ja) 2013-10-31
EP2660991B1 (en) 2020-07-29
EP2660991A2 (en) 2013-11-06
US20140219381A1 (en) 2014-08-07
JP2014112841A (ja) 2014-06-19
US20150103939A1 (en) 2015-04-16
EP2375604B1 (en) 2018-07-25
US8923428B2 (en) 2014-12-30
WO2010079748A1 (ja) 2010-07-15
JP2015119493A (ja) 2015-06-25
JP5697116B2 (ja) 2015-04-08
EP2375604A1 (en) 2011-10-12
JP5877254B2 (ja) 2016-03-02
CN102273115B (zh) 2015-06-17
DK2375604T3 (en) 2018-11-19
JP5372963B2 (ja) 2013-12-18
US20140226742A1 (en) 2014-08-14
US20110261894A1 (en) 2011-10-27
HUE040750T2 (hu) 2019-03-28
US8737509B2 (en) 2014-05-27
US9136926B2 (en) 2015-09-15
JP5451932B2 (ja) 2014-03-26
JPWO2010079748A1 (ja) 2012-06-21

Similar Documents

Publication Publication Date Title
EP2453694A4 (en) COMMUNICATION SYSTEM, MOBILE STATION EQUIPMENT AND BASIC STATION DEVICE
EP2448349A4 (en) RADIO COMMUNICATION DEVICE AND RADIO COMMUNICATION METHOD
PL3139642T3 (pl) Urządzenie, układ i sposób jednoczesnej komunikacji z grupą bezprzewodowych urządzeń komunikacyjnych
DK2429109T3 (da) Kommunikationsapparat, kommunikationsfremgangsmåde, computerprogram og kommunikationssystem
EP2427030A4 (en) MOBILE COMMUNICATION SYSTEM
EP2472947A4 (en) MOBILE COMMUNICATION SYSTEM
EP2413621A4 (en) MOBILE COMMUNICATIONS SYSTEM
DE102011104230A8 (de) Kommunikationsterminal-Positionsbestimmungsvorrichtung
HUE040750T2 (hu) Vezeték nélküli kommunikációs berendezés, vezeték nélküli kommunikációs rendszer és vezeték nélküli kommunikációs eljárás
EP2493151A4 (en) WIRELESS COMMUNICATION DEVICE
BRPI0822152A2 (pt) Dispositivo de comunicação de rádio
HUE049612T2 (hu) Információ átvitel vezeték nélküli kommunikációs rendszerben
BRPI1011352A2 (pt) sistema de comunicação móvel
ZA201106087B (en) Communication device, communication method, and communication system
EP2501180A4 (en) Mobile device, network, and handover control method
BR112012003877A2 (pt) método de comunicação móvel
DK2693831T3 (da) Fremgangsmåde til trådløskommunikation, sendeindretning og modtageindretning
BRPI1016124A2 (pt) sistema de comunicação móvel
EP2509230A4 (en) Wireless communication terminal
EP2487962A4 (en) MOBILE STATION
EP2448064A4 (en) RADIO COMMUNICATION DEVICE
PL2496005T3 (pl) Urządzenie do łączności bezprzewodowej i sposób generowania sygnału odniesienia
EP2451227A4 (en) WIRELESS COMMUNICATION APPARATUS, WIRELESS COMMUNICATION SYSTEM, AND WIRELESS COMMUNICATION METHOD
BRPI1008791A2 (pt) dispositivo de comunicação e método de comunicação
EP2410810A4 (en) WIRELESS COMMUNICATION DEVICE FOR A MOBILE COMMUNICATION SYSTEM