PT2375604T - Aparelho de comunicação sem fio, sistema de comunicação sem fio e método de comunicação sem fio - Google Patents
Aparelho de comunicação sem fio, sistema de comunicação sem fio e método de comunicação sem fioInfo
- Publication number
- PT2375604T PT2375604T PT10729168T PT10729168T PT2375604T PT 2375604 T PT2375604 T PT 2375604T PT 10729168 T PT10729168 T PT 10729168T PT 10729168 T PT10729168 T PT 10729168T PT 2375604 T PT2375604 T PT 2375604T
- Authority
- PT
- Portugal
- Prior art keywords
- wireless communication
- communication system
- communication apparatus
- communication method
- wireless
- Prior art date
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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009001352 | 2009-01-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
PT2375604T true PT2375604T (pt) | 2018-11-14 |
Family
ID=42316514
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT10729168T PT2375604T (pt) | 2009-01-07 | 2010-01-06 | Aparelho de comunicação sem fio, sistema de comunicação sem fio e método de comunicação sem fio |
Country Status (10)
Country | Link |
---|---|
US (4) | US8737509B2 (pt) |
EP (2) | EP2375604B1 (pt) |
JP (4) | JP5372963B2 (pt) |
CN (1) | CN102273115B (pt) |
DK (1) | DK2375604T3 (pt) |
ES (1) | ES2691037T3 (pt) |
HU (1) | HUE040750T2 (pt) |
PL (1) | PL2375604T3 (pt) |
PT (1) | PT2375604T (pt) |
WO (1) | WO2010079748A1 (pt) |
Families Citing this family (70)
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 |
EP2445131B1 (en) * | 2010-06-17 | 2016-02-10 | Panasonic Intellectual Property Corporation of America | 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 |
US9270359B2 (en) * | 2010-10-05 | 2016-02-23 | Telefonaktiebolaget L M Ericsson (Publ) | Method and arrangement for polarization control in a communication system |
EP2625795B1 (en) * | 2010-10-05 | 2016-09-07 | Telefonaktiebolaget LM 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 |
EP2643988B1 (en) | 2010-11-22 | 2019-09-18 | 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 |
ES2662771T3 (es) | 2011-02-21 | 2018-04-09 | Sun Patent Trust | Procedimiento de precodificación, dispositivo de precodificación |
EP2701327A4 (en) | 2011-04-19 | 2015-03-11 | Panasonic Ip Corp America | PRE-CODING METHOD AND PRE-CODING DEVICE |
US9294165B2 (en) | 2011-04-19 | 2016-03-22 | Panasonic Intellectual Property Corporation Of America | Signal generating method and signal generating device |
EP3035575B1 (en) | 2011-04-19 | 2017-07-26 | Sun Patent Trust | 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 |
US20140056167A1 (en) * | 2011-04-21 | 2014-02-27 | Zte (Usa) Inc. | 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 |
US10411843B2 (en) | 2012-06-25 | 2019-09-10 | Cohere Technologies, Inc. | Orthogonal time frequency space communication system compatible with OFDM |
US10469215B2 (en) | 2012-06-25 | 2019-11-05 | Cohere Technologies, Inc. | Orthogonal time frequency space modulation system for the Internet of Things |
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 |
CN104919717A (zh) * | 2013-01-28 | 2015-09-16 | 富士通株式会社 | 信道状态信息的反馈方法、信道状态信息参考信号的传输方法、用户设备以及基站 |
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 |
EP3058667B1 (en) * | 2013-10-18 | 2023-03-29 | Qualcomm Incorporated | Method and apparatus for configuration of csi-rs for 3-d mimo |
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 |
US9419770B2 (en) | 2014-03-31 | 2016-08-16 | 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 |
EP2945299B1 (en) * | 2014-05-15 | 2018-04-04 | Alcatel Lucent | Apparatus, method and computer program for a transceiver of a mobile communication system |
EP3172838A4 (en) * | 2014-07-21 | 2018-04-18 | 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 |
EP4094398A4 (en) * | 2020-01-25 | 2024-03-06 | Qualcomm Inc | SOUNDING REFERENCE SIGNAL CONFIGURATION |
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 |
Family Cites Families (18)
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 |
WO2007052768A1 (ja) | 2005-11-04 | 2007-05-10 | Matsushita Electric Industrial Co., Ltd. | 無線送信装置、無線受信装置、無線通信方法及び無線通信システム |
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 |
EP3249869B1 (en) | 2007-04-30 | 2019-05-15 | Telefonaktiebolaget LM 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 |
EP2169846A4 (en) * | 2007-06-19 | 2014-01-08 | Ntt Docomo Inc | TRANSMISSION DEVICE AND TRANSMISSION METHOD |
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 |
-
2010
- 2010-01-06 HU HUE10729168A patent/HUE040750T2/hu unknown
- 2010-01-06 CN CN201080004076.1A patent/CN102273115B/zh active Active
- 2010-01-06 EP EP10729168.4A patent/EP2375604B1/en active Active
- 2010-01-06 JP JP2010545746A patent/JP5372963B2/ja active Active
- 2010-01-06 PT PT10729168T patent/PT2375604T/pt unknown
- 2010-01-06 US US13/141,743 patent/US8737509B2/en active Active
- 2010-01-06 DK DK10729168.4T patent/DK2375604T3/en active
- 2010-01-06 WO PCT/JP2010/000048 patent/WO2010079748A1/ja active Application Filing
- 2010-01-06 EP EP13178557.8A patent/EP2660991B1/en active Active
- 2010-01-06 PL PL10729168T patent/PL2375604T3/pl unknown
- 2010-01-06 ES ES10729168.4T patent/ES2691037T3/es active Active
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2013
- 2013-07-18 JP JP2013149490A patent/JP5451932B2/ja active Active
- 2013-12-16 JP JP2013259344A patent/JP5697116B2/ja active Active
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- 2014-04-14 US US14/251,955 patent/US8923428B2/en active Active
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Also Published As
Publication number | Publication date |
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JP2014112841A (ja) | 2014-06-19 |
JP5451932B2 (ja) | 2014-03-26 |
EP2660991A3 (en) | 2014-07-30 |
DK2375604T3 (en) | 2018-11-19 |
US8953704B2 (en) | 2015-02-10 |
PL2375604T3 (pl) | 2019-01-31 |
US20140226742A1 (en) | 2014-08-14 |
US20110261894A1 (en) | 2011-10-27 |
JP2013225934A (ja) | 2013-10-31 |
EP2375604B1 (en) | 2018-07-25 |
EP2375604A4 (en) | 2014-07-30 |
JP2015119493A (ja) | 2015-06-25 |
US8923428B2 (en) | 2014-12-30 |
US20140219381A1 (en) | 2014-08-07 |
US9136926B2 (en) | 2015-09-15 |
JP5372963B2 (ja) | 2013-12-18 |
US20150103939A1 (en) | 2015-04-16 |
EP2375604A1 (en) | 2011-10-12 |
ES2691037T3 (es) | 2018-11-23 |
JPWO2010079748A1 (ja) | 2012-06-21 |
WO2010079748A1 (ja) | 2010-07-15 |
JP5697116B2 (ja) | 2015-04-08 |
EP2660991A2 (en) | 2013-11-06 |
US8737509B2 (en) | 2014-05-27 |
HUE040750T2 (hu) | 2019-03-28 |
EP2660991B1 (en) | 2020-07-29 |
CN102273115B (zh) | 2015-06-17 |
JP5877254B2 (ja) | 2016-03-02 |
CN102273115A (zh) | 2011-12-07 |
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