CN102405603A - 具有选择性波束衰减的多点机会波束成形 - Google Patents
具有选择性波束衰减的多点机会波束成形 Download PDFInfo
- Publication number
- CN102405603A CN102405603A CN2010800176507A CN201080017650A CN102405603A CN 102405603 A CN102405603 A CN 102405603A CN 2010800176507 A CN2010800176507 A CN 2010800176507A CN 201080017650 A CN201080017650 A CN 201080017650A CN 102405603 A CN102405603 A CN 102405603A
- Authority
- CN
- China
- Prior art keywords
- transmission beam
- transmission
- feedback
- receiver
- reflector
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Images
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
- H04B7/0417—Feedback 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
- H04B7/06—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
-
- 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
- H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
-
- 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
- H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
Abstract
Description
Claims (20)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US17132809P | 2009-04-21 | 2009-04-21 | |
US61/171,328 | 2009-04-21 | ||
PCT/IB2010/051088 WO2010122432A1 (en) | 2009-04-21 | 2010-03-14 | Multi-point opportunistic beamforming with selective beam attenuation |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102405603A true CN102405603A (zh) | 2012-04-04 |
CN102405603B CN102405603B (zh) | 2015-04-29 |
Family
ID=42981362
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201080017650.7A Active CN102405603B (zh) | 2009-04-21 | 2010-03-14 | 具有选择性波束衰减的波束成形方法、设备及系统 |
Country Status (4)
Country | Link |
---|---|
US (2) | US8543063B2 (zh) |
JP (1) | JP5607143B2 (zh) |
CN (1) | CN102405603B (zh) |
WO (1) | WO2010122432A1 (zh) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103974273A (zh) * | 2013-02-06 | 2014-08-06 | 中兴通讯股份有限公司 | 干扰关系的获取方法及系统 |
CN104956606A (zh) * | 2013-01-25 | 2015-09-30 | 交互数字专利控股公司 | 用于垂直波束成形的方法和设备 |
WO2016168959A1 (en) * | 2015-04-20 | 2016-10-27 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods and devices for broadcast transmission and reception |
WO2018130130A1 (en) * | 2017-01-11 | 2018-07-19 | Huawei Technologies Co., Ltd. | Antenna beam management for multi-connection communications |
CN108476083A (zh) * | 2016-02-05 | 2018-08-31 | 株式会社Ntt都科摩 | 用户装置及基站 |
CN109343004A (zh) * | 2018-09-18 | 2019-02-15 | 南京理工大学 | 提高平面相控阵天线波束指向精度的迭代馈相计算方法 |
CN109983808A (zh) * | 2016-09-28 | 2019-07-05 | Idac控股公司 | 上行链路功率控制 |
CN110677180A (zh) * | 2013-09-27 | 2020-01-10 | 三星电子株式会社 | 无线通信系统中发送和接收波束信息的装置及方法 |
CN111194086A (zh) * | 2018-11-14 | 2020-05-22 | 华为技术有限公司 | 发送和接收数据的方法和通信装置 |
WO2021004377A1 (zh) * | 2019-07-11 | 2021-01-14 | 索尼公司 | 电子设备、分布式单元设备、无线通信方法和存储介质 |
US11812488B2 (en) | 2017-08-09 | 2023-11-07 | Interdigital Patent Holdings, Inc. | Methods and systems for beam recovery and management |
Families Citing this family (68)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101673497B1 (ko) * | 2009-01-05 | 2016-11-07 | 마벨 월드 트레이드 리미티드 | Mimo 통신 시스템을 위한 프리코딩 코드북들 |
US8385441B2 (en) * | 2009-01-06 | 2013-02-26 | Marvell World Trade Ltd. | Efficient MIMO transmission schemes |
US8238483B2 (en) * | 2009-02-27 | 2012-08-07 | Marvell World Trade Ltd. | Signaling of dedicated reference signal (DRS) precoding granularity |
CN102349313B (zh) * | 2009-04-06 | 2014-05-28 | 马维尔国际贸易有限公司 | 用于多用户mimo通信系统的改进型反馈策略 |
US8675794B1 (en) | 2009-10-13 | 2014-03-18 | Marvell International Ltd. | Efficient estimation of feedback for modulation and coding scheme (MCS) selection |
US8917796B1 (en) | 2009-10-19 | 2014-12-23 | Marvell International Ltd. | Transmission-mode-aware rate matching in MIMO signal generation |
KR101559800B1 (ko) * | 2009-10-25 | 2015-10-13 | 엘지전자 주식회사 | CoMP 동작을 수행하는 무선 통신 시스템에서 단말이 피드백 정보를 전송하는 방법 및 장치 |
CN102056220B (zh) * | 2009-10-28 | 2014-02-19 | 华为技术有限公司 | 实现信道测量的方法及装置 |
EP2499862B1 (en) | 2009-11-09 | 2018-09-05 | Marvell World Trade Ltd. | Asymmetrical feedback for coordinated transmission systems |
JP5637486B2 (ja) | 2009-12-17 | 2014-12-10 | マーベル ワールド トレード リミテッド | 交差偏波アンテナ用のmimoフィードバックスキーム |
CN102687456B (zh) | 2010-01-07 | 2015-04-15 | 马维尔国际贸易有限公司 | 专用参考信号(drs)预编码粒度信令的方法和装置 |
JP5258002B2 (ja) | 2010-02-10 | 2013-08-07 | マーベル ワールド トレード リミテッド | Mimo通信システムにおける装置、移動通信端末、チップセット、およびその方法 |
US8687741B1 (en) | 2010-03-29 | 2014-04-01 | Marvell International Ltd. | Scoring hypotheses in LTE cell search |
JP2012100254A (ja) | 2010-10-06 | 2012-05-24 | Marvell World Trade Ltd | Pucchフィードバックのためのコードブックサブサンプリング |
US8615052B2 (en) | 2010-10-06 | 2013-12-24 | Marvell World Trade Ltd. | Enhanced channel feedback for multi-user MIMO |
US8873484B1 (en) | 2010-11-03 | 2014-10-28 | Marvell International Ltd. | Hybrid beamforming architecture |
US9048970B1 (en) | 2011-01-14 | 2015-06-02 | Marvell International Ltd. | Feedback for cooperative multipoint transmission systems |
US8861391B1 (en) | 2011-03-02 | 2014-10-14 | Marvell International Ltd. | Channel feedback for TDM scheduling in heterogeneous networks having multiple cell classes |
EP2692068B1 (en) | 2011-03-31 | 2019-06-19 | Marvell World Trade Ltd. | Channel feedback for cooperative multipoint transmission |
KR101839386B1 (ko) * | 2011-08-12 | 2018-03-16 | 삼성전자주식회사 | 무선 통신 시스템에서의 적응적 빔포밍 장치 및 방법 |
WO2013068916A1 (en) | 2011-11-07 | 2013-05-16 | Marvell World Trade Ltd. | Codebook sub-sampling for frequency-selective precoding feedback |
US9020058B2 (en) | 2011-11-07 | 2015-04-28 | Marvell World Trade Ltd. | Precoding feedback for cross-polarized antennas based on signal-component magnitude difference |
US9031597B2 (en) | 2011-11-10 | 2015-05-12 | Marvell World Trade Ltd. | Differential CQI encoding for cooperative multipoint feedback |
US8976696B2 (en) * | 2011-11-15 | 2015-03-10 | Nec Laboratories America, Inc. | Methods and systems for integrating batch scheduling with external beamforming |
US9220087B1 (en) | 2011-12-08 | 2015-12-22 | Marvell International Ltd. | Dynamic point selection with combined PUCCH/PUSCH feedback |
KR101930355B1 (ko) * | 2011-12-23 | 2018-12-20 | 한국전자통신연구원 | 채널 상태에 따라서 데이터 전송 기법을 결정하는 통신 시스템 |
US8902842B1 (en) | 2012-01-11 | 2014-12-02 | Marvell International Ltd | Control signaling and resource mapping for coordinated transmission |
US9137698B2 (en) * | 2012-02-24 | 2015-09-15 | Samsung Electronics Co., Ltd. | Beam management for wireless communication |
US9380582B2 (en) * | 2012-04-16 | 2016-06-28 | Samsung Electronics Co., Ltd. | Methods and apparatus for flexible beam communications in random access in system with large number of antennas |
KR20150009980A (ko) | 2012-04-27 | 2015-01-27 | 마벨 월드 트레이드 리미티드 | 기지국들과 모바일 통신 단말기들 사이의 CoMP 통신 |
KR102132758B1 (ko) * | 2012-06-01 | 2020-07-13 | 삼성전자주식회사 | 클라우드 셀 통신 시스템에서 네트워크 진입 절차 수행 장치 및 방법 |
US9756639B2 (en) * | 2012-09-28 | 2017-09-05 | Nokia Solutions And Networks Oy | Method, apparatuses and computer program for reporting in-device coexistence information |
USRE49452E1 (en) * | 2012-10-24 | 2023-03-07 | Samsung Electronics Co., Ltd | Method and apparatus for transmitting and receiving common channel information in wireless communication system |
US9948439B2 (en) * | 2012-10-24 | 2018-04-17 | Samsung Electronics Co., Ltd | Method and apparatus for transmitting and receiving common channel information in wireless communication system |
US20140161059A1 (en) * | 2012-12-05 | 2014-06-12 | Electronics & Telecommunications Research Institute | Method for transmitting and receiving data in communication system using multiple antennas and apparatus therefor |
US9468022B2 (en) * | 2012-12-26 | 2016-10-11 | Samsung Electronics Co., Ltd. | Method and apparatus for random access in communication system with large number of antennas |
US9941982B2 (en) | 2013-04-10 | 2018-04-10 | Marvell World Trade Ltd. | Method and apparatus for testing the beamforming performance of a wireless communication device |
KR102180959B1 (ko) * | 2013-12-09 | 2020-11-19 | 삼성전자주식회사 | 무선통신 시스템의 빔 스위핑 패턴 조정 방법 및 장치 |
US9876549B2 (en) * | 2014-05-23 | 2018-01-23 | Mediatek Inc. | Methods for efficient beam training and communications apparatus and network control device utilizing the same |
CN104125598B (zh) * | 2014-08-07 | 2017-11-17 | 宇龙计算机通信科技(深圳)有限公司 | 基于微小区基站的通信方法和通信系统 |
US9825685B1 (en) | 2014-11-14 | 2017-11-21 | Sprint Spectrum L.P. | Systems and methods for performing beam forming at multiple access nodes |
WO2016157059A1 (en) * | 2015-03-27 | 2016-10-06 | Telefonaktiebolaget Lm Ericsson (Publ) | Systems and methods for selecting beam-reference signals for channel-state information reference-signal transmission |
WO2017024516A1 (en) * | 2015-08-11 | 2017-02-16 | Telefonaktiebolaget Lm Ericsson (Publ) | Recovery from beam failure |
WO2017095467A1 (en) * | 2015-12-01 | 2017-06-08 | Intel Corporation | Systems, methods and devices for mitigating beam interference in beam based cell-less operation |
US10700752B2 (en) | 2016-01-14 | 2020-06-30 | Samsung Electronics Co., Ltd. | System, method, and apparatus of beam-tracking and beam feedback operation in a beam-forming based system |
US11212153B2 (en) | 2016-07-06 | 2021-12-28 | Sony Mobile Communications Inc. | Base station, terminal apparatus, communication method and recording medium |
US20180054744A1 (en) * | 2016-08-16 | 2018-02-22 | Futurewei Technologies, Inc. | Apparatus, computer program, and method for timing-based restriction of a data signaling direction |
US10879928B2 (en) | 2016-10-24 | 2020-12-29 | Marvell Asia Pte, Ltd. | Scaling of log-likelihood ratios (LLR) based on long training field (LTF) |
US10512075B2 (en) | 2017-02-02 | 2019-12-17 | Qualcomm Incorporated | Multi-link new radio physical uplink control channel beam selection and reporting based at least in part on physical downlink control channel or physical downlink shared channel reference signals |
BR112019019778A2 (pt) | 2017-03-24 | 2020-04-22 | Guangdong Oppo Mobile Telecommunications Corp Ltd | método, aparelho, dispositivo de rede de acesso, terminal e sistema para indicar recurso. |
US10524266B2 (en) | 2017-10-20 | 2019-12-31 | Google Llc | Switching transmission technologies within a spectrum based on network load |
US11006413B2 (en) | 2017-12-06 | 2021-05-11 | Google Llc | Narrow-band communication |
US10779303B2 (en) | 2017-12-12 | 2020-09-15 | Google Llc | Inter-radio access technology carrier aggregation |
US10608721B2 (en) | 2017-12-14 | 2020-03-31 | Google Llc | Opportunistic beamforming |
US11246143B2 (en) | 2017-12-15 | 2022-02-08 | Google Llc | Beamforming enhancement via strategic resource utilization |
CN111480305B (zh) | 2017-12-15 | 2022-04-19 | 谷歌有限责任公司 | 基于卫星的窄带通信 |
US10868654B2 (en) | 2017-12-15 | 2020-12-15 | Google Llc | Customizing transmission of a system information message |
US10375671B2 (en) | 2017-12-22 | 2019-08-06 | Google Llc | Paging with enhanced beamforming |
US11251847B2 (en) | 2018-03-28 | 2022-02-15 | Google Llc | User device beamforming |
US10693544B2 (en) | 2018-04-23 | 2020-06-23 | Massachusetts Institute Of Technology | Methods and apparatus for multi-frequency beamforming |
US10993197B2 (en) | 2018-05-30 | 2021-04-27 | Nxp Usa, Inc. | Distributed MIMO based on access point collaboration |
CN108964728B (zh) * | 2018-08-03 | 2020-12-29 | 哈尔滨工业大学 | 基于联合最优功率分配的多权重机会波束成形系统及方法 |
WO2020055602A1 (en) | 2018-09-10 | 2020-03-19 | Google Llc | Fast beam tracking |
WO2020062023A1 (en) | 2018-09-28 | 2020-04-02 | Lenovo (Beijing) Limited | Beam reporting |
US11140709B1 (en) | 2018-12-12 | 2021-10-05 | Nxp Usa, Inc. | Cooperative communication by access points in a WLAN |
US11228350B2 (en) | 2019-01-21 | 2022-01-18 | Qualcomm Incorporated | Beam-based detection for interference mitigation |
KR102220451B1 (ko) * | 2020-02-03 | 2021-02-25 | 삼성전자 주식회사 | 무선 통신 시스템에서 빔 정보 송수신 장치 및 방법 |
US11956818B2 (en) | 2020-08-06 | 2024-04-09 | Samsung Electronics Co., Ltd. | Multi-beam LBT for NR-U at 60 GHz |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050250544A1 (en) * | 2004-05-07 | 2005-11-10 | Stephen Grant | Base station, mobile terminal device and method for implementing a selective-per-antenna-rate-control (S-PARC) technique in a wireless communications network |
US20060014554A1 (en) * | 2004-07-13 | 2006-01-19 | Alcatel | Method for terminal-assisted interference control in a multi-carrier mobile communication system |
US20060233131A1 (en) * | 2005-04-19 | 2006-10-19 | Qualcomm Incorporated | Channel quality reporting for adaptive sectorization |
JP2007538462A (ja) * | 2004-05-17 | 2007-12-27 | クゥアルコム・インコーポレイテッド | 干渉送信の選択的なブランキング/減衰を介した干渉制御 |
CN101199133A (zh) * | 2005-04-19 | 2008-06-11 | 高通股份有限公司 | 用于ifdma、lfdma及ofdma系统的跳频设计 |
US20080165875A1 (en) * | 2007-01-05 | 2008-07-10 | Mundarath Jayakrishnan C | Multi-user MIMO-SDMA for finite rate feedback systems |
JP2008236222A (ja) * | 2007-03-19 | 2008-10-02 | Hitachi Communication Technologies Ltd | 無線通信方法 |
US20080268855A1 (en) * | 2005-09-20 | 2008-10-30 | Uzi Hanuni | Real Time Peer to Peer Network |
US20080318606A1 (en) * | 2006-02-02 | 2008-12-25 | Fujitsu Limited | Wireless transmission method, and wireless transmitter and wireless receiver |
US20090016263A1 (en) * | 2005-01-26 | 2009-01-15 | Matsushita Electric Industrial Co., Ltd. | Wireless base station and terminal equipment |
Family Cites Families (154)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5231629A (en) | 1990-10-01 | 1993-07-27 | Motorola, Inc. | Full-duplex communication system |
US5349567A (en) | 1993-08-24 | 1994-09-20 | Hughes Aircraft Company | Least mean square (LMS) normalizer for active sonar |
EP0931388B1 (en) | 1996-08-29 | 2003-11-05 | Cisco Technology, Inc. | Spatio-temporal processing for communication |
US5940439A (en) | 1997-02-26 | 1999-08-17 | Motorola Inc. | Method and apparatus for adaptive rate communication system |
FI105063B (fi) * | 1997-05-16 | 2000-05-31 | Nokia Networks Oy | Menetelmä lähetyssuunnan määrittämiseksi ja radiojärjestelmä |
US6512750B1 (en) | 1999-04-16 | 2003-01-28 | Telefonaktiebolaget Lm Ericsson (Publ) | Power setting in CDMA systems employing discontinuous transmission |
US6757319B1 (en) | 1999-11-29 | 2004-06-29 | Golden Bridge Technology Inc. | Closed loop power control for common downlink transport channels |
US6865237B1 (en) | 2000-02-22 | 2005-03-08 | Nokia Mobile Phones Limited | Method and system for digital signal transmission |
US6466904B1 (en) | 2000-07-25 | 2002-10-15 | Conexant Systems, Inc. | Method and apparatus using harmonic modeling in an improved speech decoder |
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 |
US7502432B2 (en) | 2003-07-09 | 2009-03-10 | Broadcom Corporation | Weight generation method for multi-antenna communication systems utilizing RF-based and baseband signal weighting and combining based upon minimum bit error rate |
US7336746B2 (en) | 2004-12-09 | 2008-02-26 | Qualcomm Incorporated | Data transmission with spatial spreading in a MIMO communication system |
US7346115B2 (en) | 2004-04-22 | 2008-03-18 | Qualcomm Incorporated | Iterative eigenvector computation for a MIMO communication system |
WO2005125044A1 (en) | 2004-06-22 | 2005-12-29 | Nortel Networks Limited | Closed loop mimo systems and methods |
US7978649B2 (en) | 2004-07-15 | 2011-07-12 | Qualcomm, Incorporated | Unified MIMO transmission and reception |
KR101151130B1 (ko) | 2004-08-17 | 2012-06-04 | 삼성전자주식회사 | 완전 다이버시티 완전 데이터 레이트 시공간 블록 부호를 이용한 데이터 송수신 방법 및 장치 |
KR20060038812A (ko) | 2004-11-01 | 2006-05-04 | 엘지전자 주식회사 | 다중입출력 시스템의 선행 코딩 행렬 정보 전송 방법 및이를 이용한 신호 전송 방법 |
KR20060043035A (ko) | 2004-11-02 | 2006-05-15 | 삼성전자주식회사 | 개선된 다중입출력 통신 시스템 및 방법 |
PT1829262T (pt) | 2004-11-16 | 2018-05-15 | Qualcomm Inc | Controlo de velocidade em ciclo fechado para um sistema de comunicações mimo |
US7428268B2 (en) | 2004-12-07 | 2008-09-23 | Adaptix, Inc. | Cooperative MIMO in multicell wireless networks |
CN101860968B (zh) | 2005-01-11 | 2012-04-04 | 三星电子株式会社 | 在无线通信系统中指示数据突发分配的方法和系统 |
KR100922958B1 (ko) | 2005-03-14 | 2009-10-22 | 삼성전자주식회사 | 다중 사용자 다이버시티를 지원하는 다중 안테나 이동통신시스템에서 사용자 할당장치 및 방법 |
WO2006117665A1 (en) | 2005-05-04 | 2006-11-09 | Nortel Networks Limited | Wireless feedback system and method |
DE602005027822D1 (de) | 2005-05-25 | 2011-06-16 | Mitsubishi Electric Corp | Kodierungsmatrix in einem MIMO System |
US7428269B2 (en) | 2005-06-01 | 2008-09-23 | Qualcomm Incorporated | CQI and rank prediction for list sphere decoding and ML MIMO receivers |
US20070076810A1 (en) | 2005-09-30 | 2007-04-05 | Herrera Alfonso R | System and method for selecting transmission format using effective SNR |
US20070165738A1 (en) | 2005-10-27 | 2007-07-19 | Barriac Gwendolyn D | Method and apparatus for pre-coding for a mimo system |
US20070099578A1 (en) | 2005-10-28 | 2007-05-03 | Kathryn Adeney | Pre-coded diversity forward channel transmission system for wireless communications systems supporting multiple MIMO transmission modes |
KR20070108304A (ko) | 2005-10-31 | 2007-11-09 | 삼성전자주식회사 | 다중 송수신 안테나 시스템에서의 채널 품질 정보 송수신방법 및 장치 |
WO2007074376A2 (en) | 2005-12-27 | 2007-07-05 | Nokia Corporation | Priority based transmission based on channel quality using power sequencing |
US9071435B2 (en) | 2005-12-29 | 2015-06-30 | Celeno Communications Ltd. | System and method for tuning transmission parameters in multi-user multiple-input-multiple-output systems with aged and noisy channel estimation |
US20070153731A1 (en) | 2006-01-05 | 2007-07-05 | Nadav Fine | Varying size coefficients in a wireless local area network return channel |
US8059609B2 (en) | 2006-03-20 | 2011-11-15 | Qualcomm Incorporated | Resource allocation to support single-user and multi-user MIMO transmission |
US8914015B2 (en) | 2006-03-20 | 2014-12-16 | Qualcomm Incorporated | Grouping of users for MIMO transmission in a wireless communication system |
US7804800B2 (en) | 2006-03-31 | 2010-09-28 | Intel Corporation | Efficient training schemes for MIMO based wireless networks |
US8031745B2 (en) | 2006-04-20 | 2011-10-04 | Texas Instruments Incorporated | Downlink synchronization channel and methods for cellular systems |
US7751368B2 (en) | 2006-05-01 | 2010-07-06 | Intel Corporation | Providing CQI feedback to a transmitter station in a closed-loop MIMO system |
TWI449389B (zh) | 2006-05-09 | 2014-08-11 | Interdigital Tech Corp | 通用陸地無線存取可變反饋 |
US20150030058A9 (en) | 2006-05-17 | 2015-01-29 | Texas Instruments Inc. | Cqi feedback for mimo deployments |
US8626177B2 (en) | 2006-05-17 | 2014-01-07 | Lg Electronics Inc. | Method of implementing superposition coding for a forward link in a wireless communication system |
TWI343200B (en) | 2006-05-26 | 2011-06-01 | Lg Electronics Inc | Method and apparatus for signal generation using phase-shift based pre-coding |
JP2007332580A (ja) * | 2006-06-13 | 2007-12-27 | Alinco Inc | 間仕切りパネル |
ATE453969T1 (de) | 2006-06-20 | 2010-01-15 | Huawei Tech Co Ltd | Verfahren zum reduzieren des rückmeldeinformations-overhead in vorcodiertren mimo-ofdm-systemen |
KR101295576B1 (ko) | 2006-06-22 | 2013-08-09 | 엘지전자 주식회사 | 위상천이 기반의 프리코딩을 이용한 데이터 전송 방법 및이를 구현하는 송신 장치 |
JP2008017325A (ja) * | 2006-07-07 | 2008-01-24 | Nec Corp | 無線端末装置、無線通信システム、無線通信制御方法及び無線通信制御プログラム |
US7593729B2 (en) | 2006-07-13 | 2009-09-22 | Designart Networks Ltd | Point to point link and communication method |
US7941186B2 (en) | 2006-07-25 | 2011-05-10 | Samsung Electronics Co., Ltd. | Apparatus and method for scheduling multiuser/single user in multiple input multiple output (MIMO) system |
US7450673B2 (en) | 2006-08-10 | 2008-11-11 | Cisco Technology, Inc. | System and method for improving the robustness of spatial division multiple access via nulling |
KR20080016159A (ko) | 2006-08-17 | 2008-02-21 | 삼성전자주식회사 | 통신 시스템에서의 셀 탐색 방법 및 장치 |
JP4904994B2 (ja) | 2006-08-25 | 2012-03-28 | 富士通東芝モバイルコミュニケーションズ株式会社 | 移動無線端末装置 |
KR20080022033A (ko) | 2006-09-05 | 2008-03-10 | 엘지전자 주식회사 | 프리코딩 정보 피드백 방법 및 프리코딩 방법 |
KR20080026019A (ko) | 2006-09-19 | 2008-03-24 | 엘지전자 주식회사 | 위상천이 기반의 프리코딩 방법 및 이를 지원하는 송수신기 |
US8102931B2 (en) | 2006-09-29 | 2012-01-24 | Apple Inc. | Method and device for operating a precoded MIMO system |
US7702029B2 (en) | 2006-10-02 | 2010-04-20 | Freescale Semiconductor, Inc. | MIMO precoding enabling spatial multiplexing, power allocation and adaptive modulation and coding |
US20080080635A1 (en) | 2006-10-02 | 2008-04-03 | Nokia Corporation | Advanced feedback signaling for multi-antenna transmission systems |
US8503560B2 (en) | 2006-10-02 | 2013-08-06 | Samsung Electronics Co., Ltd | System and method for performing precoding in a wireless communication system |
CN101166052B (zh) | 2006-10-19 | 2012-05-23 | 株式会社Ntt都科摩 | 一种多输入多输出系统的预编码方法及使用该方法的设备 |
US7920511B2 (en) | 2006-10-31 | 2011-04-05 | Samsung Electronics Co., Ltd. | Method and system for managing channels in a wireless communication system |
JP2008118411A (ja) | 2006-11-06 | 2008-05-22 | Nec Corp | 無線受信装置 |
US8305948B2 (en) | 2006-11-15 | 2012-11-06 | Qualcomm Incorporated | Transmissions to multiple stations in wireless communication systems |
KR100961745B1 (ko) | 2006-11-27 | 2010-06-07 | 삼성전자주식회사 | 릴레이 방식을 사용하는 무선통신시스템에서 채널정보 통신장치 및 방법 |
US20080130778A1 (en) | 2006-12-04 | 2008-06-05 | Samsung Electronics Co., Ltd. | System and method for wireless communication of uncompressed high definition video data using a transfer matrix for beamforming estimation |
JP2008147792A (ja) | 2006-12-06 | 2008-06-26 | Mitsubishi Electric Corp | 無線通信装置、制御装置および無線通信システム |
US20080165866A1 (en) * | 2007-01-08 | 2008-07-10 | Koon Hoo Teo | Cooperative Communication and Shared Handoff among Base, Relay, and Mobile Stations in OFDMA Cellular Networks |
KR20080073624A (ko) | 2007-02-06 | 2008-08-11 | 삼성전자주식회사 | 다중 편파 다중 입출력 시스템을 위한 코드북 생성 방법 및그 장치 |
US8780771B2 (en) | 2007-02-06 | 2014-07-15 | Qualcomm Incorporated | Cyclic delay diversity and precoding for wireless communication |
US20080192852A1 (en) | 2007-02-12 | 2008-08-14 | Mark Kent | Method and system for an alternating channel delta quantizer for 2x2 mimo pre-coders with finite rate channel state information feedback |
EP2899897B1 (en) | 2007-02-13 | 2017-07-26 | Telefonaktiebolaget LM Ericsson (publ) | Methods and systems for combined precoding and cyclic delay diversity |
KR100951089B1 (ko) | 2007-02-15 | 2010-04-05 | 삼성전자주식회사 | 무선통신 시스템에서 시간 분할 복신 및 주파수 분할복신을 선택적으로 지원하기 위한 장치 |
FI20075142A0 (fi) | 2007-02-26 | 2007-02-26 | Nokia Corp | Monipistelähetys |
US7809074B2 (en) | 2007-03-16 | 2010-10-05 | Freescale Semiconductor, Inc. | Generalized reference signaling scheme for multi-user, multiple input, multiple output (MU-MIMO) using arbitrarily precoded reference signals |
US8411732B2 (en) | 2007-03-21 | 2013-04-02 | Qualcomm Incorporated | Fast square root algorithm for MIMO equalization |
EP2137917A2 (en) | 2007-03-21 | 2009-12-30 | Interdigital Technology Corporation | Mimo wireless communication method and apparatus for transmitting and decoding resource block structures based on a dedicated reference signal mode |
CN101669299B (zh) | 2007-03-22 | 2014-11-12 | 马维尔国际贸易有限公司 | 多入多出系统的可变码本 |
US8787469B2 (en) | 2007-04-04 | 2014-07-22 | Samsung Electronics Co., Ltd. | Method for codebook design and beamforming vector selection in per-user unitary rate control (PU2RC) system |
EP3249869B1 (en) | 2007-04-30 | 2019-05-15 | Telefonaktiebolaget LM Ericsson (publ) | Method and arrangement for adapting a multi-antenna transmission |
US7965689B2 (en) | 2007-05-14 | 2011-06-21 | Motorola Mobility, Inc. | Reference sequence construction for fast cell search |
US8259824B2 (en) | 2007-05-23 | 2012-09-04 | Texas Instruments Incorporated | Nested precoding codebook structures for MIMO systems |
US7649831B2 (en) | 2007-05-30 | 2010-01-19 | Samsung Electronics Co., Ltd. | Multi-user MIMO feedback and transmission in a wireless communication system |
US8179775B2 (en) | 2007-08-14 | 2012-05-15 | Texas Instruments Incorporated | Precoding matrix feedback processes, circuits and systems |
KR100938756B1 (ko) | 2007-07-06 | 2010-01-26 | 엘지전자 주식회사 | 무선통신 시스템에서 셀 탐색 과정을 수행하는 방법 |
KR100921769B1 (ko) | 2007-07-12 | 2009-10-15 | 한국전자통신연구원 | 하향링크 프레임 생성 방법 및 셀 탐색 방법 |
JP5277246B2 (ja) * | 2007-07-16 | 2013-08-28 | ノーテル・ネットワークス・リミテッド | 無線ネットワークでの空間分割多重アクセスの提供 |
US8798183B2 (en) | 2007-08-13 | 2014-08-05 | Qualcomm Incorporated | Feedback and rate adaptation for MIMO transmission in a time division duplexed (TDD) communication system |
US8320486B2 (en) | 2007-09-28 | 2012-11-27 | Apple Inc. | Retransmission method for HARQ in MIMO systems |
US8553624B2 (en) | 2007-10-10 | 2013-10-08 | Samsung Electronics Co., Ltd. | Asynchronous hybrid ARQ process indication in a MIMO wireless communication system |
US20090110114A1 (en) | 2007-10-26 | 2009-04-30 | Eko Nugroho Onggosanusi | Open-Loop MIMO Scheme and Signaling Support for Wireless Networks |
US20090122857A1 (en) | 2007-11-09 | 2009-05-14 | Interdigital Patent Holdings, Inc. | Method and apparatus for performing rank overriding in long term evolution networks |
EP2237460A4 (en) * | 2007-12-25 | 2014-05-28 | Panasonic Corp | Radio communication device, radio communication system and radio communication method |
KR101430470B1 (ko) | 2008-01-04 | 2014-08-19 | 엘지전자 주식회사 | Harq 방식을 이용하는 다중 안테나 시스템에서 신호재전송 방법 |
US9130612B2 (en) | 2008-01-07 | 2015-09-08 | Qualcomm Incorporated | Unified uplink control signal formats |
RU2452129C2 (ru) | 2008-01-14 | 2012-05-27 | Телефонактиеболагет Лм Эрикссон (Пабл) | Разомкнутый прекодирующий цикл в mimo-связи |
KR101481584B1 (ko) | 2008-06-24 | 2015-01-13 | 엘지전자 주식회사 | 전송 블록-코드워드 매핑 관계 규정 방법 및 이를 이용한 하향링크 신호 전송 방법 |
GB2464447B (en) | 2008-07-01 | 2011-02-23 | Toshiba Res Europ Ltd | Wireless communications apparatus |
CN104601504B (zh) | 2008-07-01 | 2018-12-04 | 爱立信电话股份有限公司 | 在mimo电信系统中使用预编码矩阵的方法和设备 |
US8098750B2 (en) | 2008-07-10 | 2012-01-17 | Infineon Technologies Ag | Method and device for transmitting a plurality of data symbols |
KR101056614B1 (ko) | 2008-07-30 | 2011-08-11 | 엘지전자 주식회사 | 다중안테나 시스템에서 데이터 전송방법 |
US8204151B2 (en) | 2008-08-06 | 2012-06-19 | Samsung Electronics Co., Ltd. | Methods and apparatus to generate multiple antennas transmit precoding codebook |
US9294160B2 (en) | 2008-08-11 | 2016-03-22 | Qualcomm Incorporated | Method and apparatus for supporting distributed MIMO in a wireless communication system |
US8208936B2 (en) | 2008-09-04 | 2012-06-26 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods and apparatus for improving cell-edge data throughput in a wireless communications system |
US8555145B2 (en) | 2008-09-04 | 2013-10-08 | Apple Inc. | Systems and methods of encoding using a reduced codebook with adaptive resetting |
US8170592B2 (en) | 2008-09-12 | 2012-05-01 | Broadcom Corporation | Method and system for frame timing acquisition in evolved universal terrestrial radio access (EUTRA) |
US20100067512A1 (en) | 2008-09-17 | 2010-03-18 | Samsung Electronics Co., Ltd. | Uplink transmit diversity schemes with 4 antenna ports |
US8934395B2 (en) | 2008-10-24 | 2015-01-13 | Qualcomm Incorporated | Method and apparatus for uplink network MIMO in a wireless communication system |
EP2182754B1 (en) | 2008-10-30 | 2014-01-15 | Telefonaktiebolaget LM Ericsson (publ) | Method and receiver for estimating and reporting a channel quality measure |
EP2351246B1 (en) | 2008-11-03 | 2017-02-22 | Telefonaktiebolaget LM Ericsson (publ) | Method for transmission of reference signals and determination of precoding matrices for multi-antenna transmission |
US8780829B2 (en) | 2008-12-11 | 2014-07-15 | Lg Electronics Inc. | Method for transmitting and receiving a comp reference signal in a multi-cell environment |
US8638871B2 (en) | 2008-12-22 | 2014-01-28 | Motorola Mobility Llc | System and method for combination multiple input, multiple output (MIMO) and beamforming |
KR101673497B1 (ko) | 2009-01-05 | 2016-11-07 | 마벨 월드 트레이드 리미티드 | Mimo 통신 시스템을 위한 프리코딩 코드북들 |
US8385441B2 (en) | 2009-01-06 | 2013-02-26 | Marvell World Trade Ltd. | Efficient MIMO transmission schemes |
US8428177B2 (en) | 2009-02-25 | 2013-04-23 | Samsung Electronics Co., Ltd. | Method and apparatus for multiple input multiple output (MIMO) transmit beamforming |
US8238483B2 (en) | 2009-02-27 | 2012-08-07 | Marvell World Trade Ltd. | Signaling of dedicated reference signal (DRS) precoding granularity |
WO2010101431A2 (en) | 2009-03-04 | 2010-09-10 | Lg Electronics Inc. | Method for performing comp operation and transmitting feedback information in a wireless communication system |
ES2905351T3 (es) | 2009-03-17 | 2022-04-08 | Nokia Solutions & Networks Oy | Configuración de la transmisión de información de retroalimentación periódica en un canal compartido de enlace ascendente físico (PUSCH) |
US20100238984A1 (en) | 2009-03-19 | 2010-09-23 | Motorola, Inc. | Spatial Information Feedback in Wireless Communication Systems |
CN102349313B (zh) | 2009-04-06 | 2014-05-28 | 马维尔国际贸易有限公司 | 用于多用户mimo通信系统的改进型反馈策略 |
US8325843B2 (en) | 2009-04-08 | 2012-12-04 | Lg Electronics Inc. | MIMO codebook generation |
US20100260234A1 (en) | 2009-04-09 | 2010-10-14 | Motorola, Inc. | Closed-loop transmission feedback in wireless communication systems |
US8917707B2 (en) | 2009-04-24 | 2014-12-23 | Samsung Electronics Co., Ltd. | Techniques for channel state information feedback in wireless communication system |
US8238277B2 (en) | 2009-04-27 | 2012-08-07 | Mitsubishi Electric Research Laboratories, Inc. | Parametric compression of rank-1 analog feedback |
WO2010126317A2 (en) | 2009-04-30 | 2010-11-04 | Lg Electronics Inc. | Method for setting precoder in open loop mimo system |
US9178658B2 (en) | 2009-05-06 | 2015-11-03 | Futurewei Technologies, Inc. | System and method for channel interleaver and layer mapping in a communications system |
KR101751995B1 (ko) | 2009-06-19 | 2017-06-28 | 엘지전자 주식회사 | 다중 안테나 시스템에서 공간 채널 공분산(spatial channelcovariance)를 이용하여 피드백 오버헤드를 최소화 하는 방법 |
US8462647B2 (en) | 2009-07-28 | 2013-06-11 | Broadcom Corporation | Method and system for multiple frequency hypothesis testing with full synch acquisition in an E-UTRA/LTE UE receiver |
US9014138B2 (en) | 2009-08-07 | 2015-04-21 | Blackberry Limited | System and method for a virtual carrier for multi-carrier and coordinated multi-point network operation |
CN101631004B (zh) | 2009-08-10 | 2014-05-28 | 中兴通讯股份有限公司 | 一种预编码方法、系统及预编码码本的构造方法 |
US8923905B2 (en) | 2009-09-30 | 2014-12-30 | Qualcomm Incorporated | Scrambling sequence initialization for coordinated multi-point transmissions |
US9667378B2 (en) | 2009-10-01 | 2017-05-30 | Telefonaktiebolaget Lm Ericsson (Publ) | Multi-granular feedback reporting and feedback processing for precoding in telecommunications |
US8873650B2 (en) | 2009-10-12 | 2014-10-28 | Motorola Mobility Llc | Configurable spatial channel information feedback in wireless communication system |
US8447005B2 (en) | 2009-11-05 | 2013-05-21 | Telefonaktiebolaget L M Ericsson (Publ) | Frequency synchronization methods and apparatus |
EP2333970B1 (en) | 2009-12-10 | 2012-07-18 | Telefonaktiebolaget L M Ericsson (publ) | Technique for determining a cell-identity |
KR101617381B1 (ko) * | 2009-12-21 | 2016-05-02 | 삼성전자주식회사 | 가변 저항 메모리 장치 및 그 형성 방법 |
CN102870362B (zh) | 2010-01-08 | 2014-07-30 | 华为技术有限公司 | 信道状态信息上报方法及设备 |
KR101754970B1 (ko) | 2010-01-12 | 2017-07-06 | 삼성전자주식회사 | 무선 통신 시스템의 채널 상태 측정 기준신호 처리 장치 및 방법 |
US9148205B2 (en) | 2010-01-25 | 2015-09-29 | Qualcomm Incorporated | Feedback for supporting SU-MIMO and MU-MIMO operation in wireless communication |
US8614981B2 (en) | 2010-01-29 | 2013-12-24 | Qualcomm Incorporated | Reporting of channel information to support coordinated multi-point data transmission |
KR101567018B1 (ko) | 2010-02-09 | 2015-11-06 | 삼성전자주식회사 | 네트워크 백홀 환경 및 기지국 협력 수준 기반 mimo/dsm 동작 모드 결정 시스템 |
WO2011100467A2 (en) | 2010-02-10 | 2011-08-18 | Marvell World Trade Ltd. | Transmission protection for wireless communications |
KR20110111855A (ko) | 2010-04-05 | 2011-10-12 | 주식회사 팬택 | 채널상태정보 피드백 장치와 그 방법, 기지국 |
US9042474B2 (en) | 2010-04-07 | 2015-05-26 | Alcatel Lucent | Method and apparatus for information feedback and precoding |
US20110250919A1 (en) | 2010-04-13 | 2011-10-13 | Qualcomm Incorporated | Cqi estimation in a wireless communication network |
KR101843019B1 (ko) | 2010-04-30 | 2018-03-29 | 삼성전자주식회사 | 여러 리포팅 모드를 지원하는 다중 입출력 통신 시스템 |
US8848817B2 (en) | 2010-04-30 | 2014-09-30 | Texas Instruments Incorporated | Transmission modes and signaling for uplink MIMO support or single TB dual-layer transmission in LTE uplink |
EP2391081B1 (en) | 2010-05-25 | 2013-01-02 | Telefonaktiebolaget L M Ericsson (PUBL) | Technique for cell signature determination |
US8520576B2 (en) | 2010-08-04 | 2013-08-27 | Broadcom Corporation | Explicit feedback format within single user, multiple user, multiple access, and/or MIMO wireless communications |
CN102377712B (zh) | 2010-08-05 | 2014-07-02 | 中兴通讯股份有限公司 | 辅同步信号检测方法和装置 |
US9509391B2 (en) | 2010-09-08 | 2016-11-29 | Qualcomm Incorporated | Sounding feedback schemes for very high throughput wireless systems |
US9042841B2 (en) | 2010-09-17 | 2015-05-26 | Samsung Electronics Co., Ltd. | System and method for PUCCH subband feedback signaling in a wireless network |
US8908600B2 (en) | 2010-10-26 | 2014-12-09 | Qualcomm Incorporated | Channel state information feedback frame format and feedback rules for very high throughput wireless systems |
US9130631B2 (en) | 2010-11-03 | 2015-09-08 | Qualcomm Incorporated | Beamforming feedback format |
EP2674007A1 (en) | 2011-02-11 | 2013-12-18 | Interdigital Patent Holdings, Inc. | Systems and methods for an enhanced control channel |
US8750358B2 (en) | 2011-04-06 | 2014-06-10 | Nec Laboratories America, Inc. | Method for improving multiuser MIMO downlink transmissions |
US8902921B2 (en) | 2011-08-16 | 2014-12-02 | Mediatek Singapore Pte Ltd. | Methods for inter-user interference indication feedback and usage in MU-MIMO wireless systems |
US8923146B2 (en) | 2011-08-31 | 2014-12-30 | Nokia Corporation | Channel reservation procedure |
-
2010
- 2010-03-14 WO PCT/IB2010/051088 patent/WO2010122432A1/en active Application Filing
- 2010-03-14 US US12/723,647 patent/US8543063B2/en active Active
- 2010-03-14 CN CN201080017650.7A patent/CN102405603B/zh active Active
- 2010-03-14 JP JP2012506601A patent/JP5607143B2/ja active Active
-
2013
- 2013-09-17 US US14/028,558 patent/US8670719B2/en active Active
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050250544A1 (en) * | 2004-05-07 | 2005-11-10 | Stephen Grant | Base station, mobile terminal device and method for implementing a selective-per-antenna-rate-control (S-PARC) technique in a wireless communications network |
JP2007538462A (ja) * | 2004-05-17 | 2007-12-27 | クゥアルコム・インコーポレイテッド | 干渉送信の選択的なブランキング/減衰を介した干渉制御 |
US20060014554A1 (en) * | 2004-07-13 | 2006-01-19 | Alcatel | Method for terminal-assisted interference control in a multi-carrier mobile communication system |
US20090016263A1 (en) * | 2005-01-26 | 2009-01-15 | Matsushita Electric Industrial Co., Ltd. | Wireless base station and terminal equipment |
US20060233131A1 (en) * | 2005-04-19 | 2006-10-19 | Qualcomm Incorporated | Channel quality reporting for adaptive sectorization |
CN101199133A (zh) * | 2005-04-19 | 2008-06-11 | 高通股份有限公司 | 用于ifdma、lfdma及ofdma系统的跳频设计 |
US20080268855A1 (en) * | 2005-09-20 | 2008-10-30 | Uzi Hanuni | Real Time Peer to Peer Network |
US20080318606A1 (en) * | 2006-02-02 | 2008-12-25 | Fujitsu Limited | Wireless transmission method, and wireless transmitter and wireless receiver |
US20080165875A1 (en) * | 2007-01-05 | 2008-07-10 | Mundarath Jayakrishnan C | Multi-user MIMO-SDMA for finite rate feedback systems |
JP2008236222A (ja) * | 2007-03-19 | 2008-10-02 | Hitachi Communication Technologies Ltd | 無線通信方法 |
Cited By (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104956606A (zh) * | 2013-01-25 | 2015-09-30 | 交互数字专利控股公司 | 用于垂直波束成形的方法和设备 |
CN104956606B (zh) * | 2013-01-25 | 2019-11-05 | 交互数字专利控股公司 | 用于确定资源的方法和无线发射/接收单元 |
CN103974273B (zh) * | 2013-02-06 | 2018-11-13 | 中兴通讯股份有限公司 | 干扰关系的获取方法及系统 |
CN103974273A (zh) * | 2013-02-06 | 2014-08-06 | 中兴通讯股份有限公司 | 干扰关系的获取方法及系统 |
CN110677180A (zh) * | 2013-09-27 | 2020-01-10 | 三星电子株式会社 | 无线通信系统中发送和接收波束信息的装置及方法 |
US11743882B2 (en) | 2013-09-27 | 2023-08-29 | Samsung Electronics Co., Ltd. | Apparatus and method for transmitting and receiving beam information in wireless communication system |
US11503600B2 (en) | 2013-09-27 | 2022-11-15 | Samsung Electronics Co., Ltd. | Apparatus and method for transmitting and receiving beam information in wireless communication system |
CN110677180B (zh) * | 2013-09-27 | 2022-07-12 | 三星电子株式会社 | 无线通信系统中发送和接收波束信息的装置及方法 |
WO2016168959A1 (en) * | 2015-04-20 | 2016-10-27 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods and devices for broadcast transmission and reception |
US10644780B2 (en) | 2015-04-20 | 2020-05-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods and devices for broadcast transmission and reception |
US10700756B2 (en) | 2016-02-05 | 2020-06-30 | Ntt Docomo, Inc. | User equipment and base station |
CN108476083A (zh) * | 2016-02-05 | 2018-08-31 | 株式会社Ntt都科摩 | 用户装置及基站 |
CN109983808A (zh) * | 2016-09-28 | 2019-07-05 | Idac控股公司 | 上行链路功率控制 |
CN109983808B (zh) * | 2016-09-28 | 2022-11-29 | Idac控股公司 | 上行链路功率控制 |
WO2018130130A1 (en) * | 2017-01-11 | 2018-07-19 | Huawei Technologies Co., Ltd. | Antenna beam management for multi-connection communications |
US11140562B2 (en) | 2017-01-11 | 2021-10-05 | Huawei Technologies Co., Ltd. | Antenna beam management for multi-connection communications |
CN110199496A (zh) * | 2017-01-11 | 2019-09-03 | 华为技术有限公司 | 多连接通信的天线波束管理 |
US11812488B2 (en) | 2017-08-09 | 2023-11-07 | Interdigital Patent Holdings, Inc. | Methods and systems for beam recovery and management |
CN109343004B (zh) * | 2018-09-18 | 2023-01-20 | 南京理工大学 | 提高平面相控阵天线波束指向精度的迭代馈相计算方法 |
CN109343004A (zh) * | 2018-09-18 | 2019-02-15 | 南京理工大学 | 提高平面相控阵天线波束指向精度的迭代馈相计算方法 |
CN111194086A (zh) * | 2018-11-14 | 2020-05-22 | 华为技术有限公司 | 发送和接收数据的方法和通信装置 |
CN111194086B (zh) * | 2018-11-14 | 2023-03-28 | 华为技术有限公司 | 发送和接收数据的方法和通信装置 |
WO2021004377A1 (zh) * | 2019-07-11 | 2021-01-14 | 索尼公司 | 电子设备、分布式单元设备、无线通信方法和存储介质 |
Also Published As
Publication number | Publication date |
---|---|
JP2012525047A (ja) | 2012-10-18 |
US20100267341A1 (en) | 2010-10-21 |
US8670719B2 (en) | 2014-03-11 |
US20140011529A1 (en) | 2014-01-09 |
US8543063B2 (en) | 2013-09-24 |
WO2010122432A1 (en) | 2010-10-28 |
JP5607143B2 (ja) | 2014-10-15 |
CN102405603B (zh) | 2015-04-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102405603B (zh) | 具有选择性波束衰减的波束成形方法、设备及系统 | |
US10079630B2 (en) | Scheduling method and apparatus for beamforming in a mobile communication system | |
CN101971552B (zh) | 具有分级导频结构的无线通信系统中的发射机 | |
CN102084708B (zh) | 用于在mimo系统中构建移动台组的方法,相应的移动台、基站、运行与维护中心以及无线通信网络 | |
CN102415173B (zh) | 使用启用了时频空间的协调波束切换进行通信的系统和方法 | |
US10148332B2 (en) | System and method for multi-level beamformed non-orthogonal multiple access communications | |
KR101146060B1 (ko) | Mimo 시스템들에서 피드백을 사용한 멀티-레졸루션 빔형성을 이용하는 통신 방법 및 장치 | |
CN104320168B (zh) | 多天线波束形成蜂窝网络的改进的性能 | |
US8619690B2 (en) | Cellular radio communication system, radio base station apparatus and radio terminal unit | |
KR101387532B1 (ko) | 협력적 mimo 수행을 위한 피드백 정보 전송방법 | |
JP5244631B2 (ja) | 無線装置および無線通信方法 | |
US20160323075A1 (en) | Method and apparatus for adjusting a beam sweeping pattern in wireless communication system | |
EP2312886A1 (en) | Method for cooperative communications among base stations | |
EP3522583B1 (en) | Antenna beam management method and related device | |
US9998249B2 (en) | User equipment and method for estimating an inter cell interference | |
CN105453629A (zh) | 在无线通信系统中用于通过波束分组发送和接收参考信号的方法和装置 | |
CN102123525A (zh) | 下行多天线多基站干扰协调方法和基站 | |
CN101577610A (zh) | 无线通信系统中选择天线极化和编码方式的方法和装置 | |
KR101448639B1 (ko) | 다중 셀 환경에서 다수의 기지국이 협력하여 데이터를송신하는 방법 및 이를 이용하여 데이터를 수신하는 방법 | |
WO2020164723A1 (en) | Apparatuses and methods for multi-user transmissions | |
CN102394675B (zh) | 基站、服务模式选择方法及预编码矩阵的反馈方法 | |
CN112567640B (zh) | 极化信息共享的方法和通信设备 | |
JP5302024B2 (ja) | 無線端末及び無線通信方法 | |
CN103067064A (zh) | 预编码矢量的确定方法及装置 | |
KR20140077647A (ko) | 다중 셀 통신 시스템에서의 송신기 선택 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200424 Address after: Singapore City Patentee after: Marvell Asia Pte. Ltd. Address before: Ford street, Grand Cayman, Cayman Islands Patentee before: Kaiwei international Co. Effective date of registration: 20200424 Address after: Ford street, Grand Cayman, Cayman Islands Patentee after: Kaiwei international Co. Address before: Hamilton, Bermuda Patentee before: Marvell International Ltd. Effective date of registration: 20200424 Address after: Hamilton, Bermuda Patentee after: Marvell International Ltd. Address before: Babado J San Mega Le Patentee before: MARVELL WORLD TRADE Ltd. |