IN2012DN02810A - - Google Patents
Info
- Publication number
- IN2012DN02810A IN2012DN02810A IN2810DEN2012A IN2012DN02810A IN 2012DN02810 A IN2012DN02810 A IN 2012DN02810A IN 2810DEN2012 A IN2810DEN2012 A IN 2810DEN2012A IN 2012DN02810 A IN2012DN02810 A IN 2012DN02810A
- Authority
- IN
- India
- Prior art keywords
- feedback signal
- radio interface
- part feedback
- over
- preceded
- 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
- H04B7/0417—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
- H04B7/0413—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
- H04B7/0619—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
- H04B7/0645—Variable feedback
- H04B7/065—Variable contents, e.g. long-term or short-short
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0028—Formatting
- H04L1/0029—Reduction of the amount of signalling, e.g. retention of useful signalling or differential signalling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
- H04L1/0618—Space-time coding
- H04L1/0675—Space-time coding characterised by the signaling
- H04L1/0693—Partial feedback, e.g. partial channel state information [CSI]
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Radio Transmission System (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US24758909P | 2009-10-01 | 2009-10-01 | |
US12/817,589 US20110219925A1 (en) | 2009-06-17 | 2010-06-17 | Fluid jet cutting assembly and method for cutting a hollow workpiece |
PCT/IB2010/054424 WO2011039725A1 (en) | 2009-10-01 | 2010-09-30 | Multi-granular feedback reporting and feedback processing for precoding in telecommunications |
Publications (1)
Publication Number | Publication Date |
---|---|
IN2012DN02810A true IN2012DN02810A (zh) | 2015-07-24 |
Family
ID=43823159
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN2810DEN2012 IN2012DN02810A (zh) | 2009-10-01 | 2010-09-30 |
Country Status (8)
Country | Link |
---|---|
US (1) | US9667378B2 (zh) |
EP (2) | EP2942895B1 (zh) |
CN (2) | CN105306121B (zh) |
IN (1) | IN2012DN02810A (zh) |
NZ (1) | NZ599191A (zh) |
RU (1) | RU2565001C2 (zh) |
TW (1) | TWI535236B (zh) |
WO (1) | WO2011039725A1 (zh) |
Families Citing this family (86)
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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 |
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 |
WO2010122432A1 (en) | 2009-04-21 | 2010-10-28 | Marvell World Trade Ltd | Multi-point opportunistic beamforming with selective beam attenuation |
US9002354B2 (en) * | 2009-06-12 | 2015-04-07 | Google Technology Holdings, LLC | Interference control, SINR optimization and signaling enhancements to improve the performance of OTDOA measurements |
US20110085588A1 (en) * | 2009-10-09 | 2011-04-14 | Motorola-Mobility, Inc. | Method for precoding based on antenna grouping |
US8873650B2 (en) * | 2009-10-12 | 2014-10-28 | Motorola Mobility Llc | Configurable spatial channel information feedback in wireless communication system |
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 |
WO2011055238A1 (en) | 2009-11-09 | 2011-05-12 | Marvell World Trade Ltd | Asymmetrical feedback for coordinated transmission systems |
WO2011066671A1 (en) * | 2009-12-04 | 2011-06-09 | Telefonaktiebolaget L M Ericsson (Publ) | Apparatus and method for channel estimation in a wireless communications system |
US8761289B2 (en) * | 2009-12-17 | 2014-06-24 | Marvell World Trade Ltd. | MIMO feedback schemes for cross-polarized antennas |
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 |
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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 |
US8509338B2 (en) | 2010-05-05 | 2013-08-13 | Motorola Mobility Llc | Method and precoder information feedback in multi-antenna wireless communication systems |
US9203489B2 (en) | 2010-05-05 | 2015-12-01 | Google Technology Holdings LLC | Method and precoder information feedback in multi-antenna wireless communication systems |
US8891652B2 (en) * | 2010-06-24 | 2014-11-18 | Qualcomm Incorporated | Structured MIMO codebook |
US8537658B2 (en) * | 2010-08-16 | 2013-09-17 | Motorola Mobility Llc | Method of codebook design and precoder feedback in wireless communication systems |
US9270359B2 (en) * | 2010-10-05 | 2016-02-23 | Telefonaktiebolaget L M Ericsson (Publ) | Method and arrangement for polarization control in a communication system |
US8615052B2 (en) | 2010-10-06 | 2013-12-24 | Marvell World Trade Ltd. | Enhanced channel feedback for multi-user MIMO |
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 |
US9048970B1 (en) | 2011-01-14 | 2015-06-02 | Marvell International Ltd. | Feedback for cooperative multipoint transmission systems |
US20120207243A1 (en) * | 2011-02-11 | 2012-08-16 | Renesas Mobile Corporation | Precoder Selection For Precoder Cycling |
US8861391B1 (en) | 2011-03-02 | 2014-10-14 | Marvell International Ltd. | Channel feedback for TDM scheduling in heterogeneous networks having multiple cell classes |
WO2012131612A1 (en) * | 2011-03-31 | 2012-10-04 | Marvell World Trade Ltd. | Channel feedback for cooperative multipoint transmission |
KR101987002B1 (ko) * | 2011-06-29 | 2019-09-30 | 한국전자통신연구원 | 적응적 송신 편파 제어를 이용한 무선 통신 방법 및 장치 |
US8774303B2 (en) * | 2011-06-29 | 2014-07-08 | Electronics And Telecommunications Research Institute | Wireless communication method and apparatus using adaptive transmission polarization control |
US9020058B2 (en) * | 2011-11-07 | 2015-04-28 | Marvell World Trade Ltd. | Precoding feedback for cross-polarized antennas based on signal-component magnitude difference |
WO2013068916A1 (en) | 2011-11-07 | 2013-05-16 | Marvell World Trade Ltd. | Codebook sub-sampling for frequency-selective precoding feedback |
CN102611526B (zh) * | 2011-11-08 | 2015-03-25 | 华为技术有限公司 | Mimo系统中发送数据流的方法和装置 |
US9031597B2 (en) | 2011-11-10 | 2015-05-12 | Marvell World Trade Ltd. | Differential CQI encoding for cooperative multipoint feedback |
FR2983666B1 (fr) * | 2011-12-01 | 2014-01-03 | Cassidian Sas | Procede d'estimation d'un canal radioelectrique |
US9220087B1 (en) | 2011-12-08 | 2015-12-22 | Marvell International Ltd. | Dynamic point selection with combined PUCCH/PUSCH feedback |
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 |
US8902842B1 (en) | 2012-01-11 | 2014-12-02 | Marvell International Ltd | Control signaling and resource mapping for coordinated transmission |
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US9143951B2 (en) | 2012-04-27 | 2015-09-22 | Marvell World Trade Ltd. | Method and system for coordinated multipoint (CoMP) communication between base-stations and mobile communication terminals |
DE112013002407B4 (de) * | 2012-05-10 | 2024-05-08 | Semiconductor Energy Laboratory Co., Ltd. | Halbleitervorrichtung |
CN103621000B9 (zh) | 2012-06-14 | 2017-07-07 | 华为技术有限公司 | 确定预编码矩阵指示的方法、用户设备、基站演进节点 |
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CN103795489B (zh) * | 2012-10-29 | 2017-05-24 | 电信科学技术研究院 | 传输编码指示信息和确定预编码矩阵的方法、系统及设备 |
US9813262B2 (en) | 2012-12-03 | 2017-11-07 | Google Technology Holdings LLC | Method and apparatus for selectively transmitting data using spatial diversity |
US8976884B2 (en) | 2012-12-20 | 2015-03-10 | Google Technology Holdings LLC | Method and apparatus for antenna array channel feedback |
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US9591508B2 (en) | 2012-12-20 | 2017-03-07 | Google Technology Holdings LLC | Methods and apparatus for transmitting data between different peer-to-peer communication groups |
US9979531B2 (en) | 2013-01-03 | 2018-05-22 | Google Technology Holdings LLC | Method and apparatus for tuning a communication device for multi band operation |
US10229697B2 (en) | 2013-03-12 | 2019-03-12 | Google Technology Holdings LLC | Apparatus and method for beamforming to obtain voice and noise signals |
JP6108250B2 (ja) | 2013-04-03 | 2017-04-05 | ▲ホア▼▲ウェイ▼技術有限公司Huawei Technologies Co.,Ltd. | チャネル状態情報を報告および受信する方法およびデバイス |
JP2014204305A (ja) | 2013-04-05 | 2014-10-27 | 株式会社Nttドコモ | 無線通信システム、無線基地局装置、およびユーザ装置 |
CN110460361B (zh) | 2013-05-10 | 2020-06-19 | 华为技术有限公司 | 确定预编码矩阵指示的方法、用户设备和基站 |
JP6466415B2 (ja) | 2013-05-31 | 2019-02-06 | クゥアルコム・インコーポレイテッドQualcomm Incorporated | 全次元mimoシステムにおける線形プリコーディングと動的垂直セクタ化 |
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EP3657690B1 (en) | 2013-08-08 | 2021-01-20 | Huawei Technologies Co., Ltd. | Method for determining precoding matrix indicator, receiving device, and sending device |
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US9549290B2 (en) | 2013-12-19 | 2017-01-17 | Google Technology Holdings LLC | Method and apparatus for determining direction information for a wireless device |
CN105027459A (zh) * | 2013-12-27 | 2015-11-04 | 华为技术有限公司 | 一种传输信道状态信息的传输方法和设备 |
US9491007B2 (en) | 2014-04-28 | 2016-11-08 | Google Technology Holdings LLC | Apparatus and method for antenna matching |
US9478847B2 (en) | 2014-06-02 | 2016-10-25 | Google Technology Holdings LLC | Antenna system and method of assembly for a wearable electronic device |
DK3940965T3 (da) * | 2014-09-25 | 2023-01-30 | Ericsson Telefon Ab L M | Netværksknude, brugerindretning og fremgangsmåder deri for at gøre det muligt for brugerindretningen at bestemme en forkoderkodebog |
US9722651B2 (en) * | 2015-01-09 | 2017-08-01 | Qualcomm Incorporated | Adaptive channel coding using polarization |
CN107925449B (zh) * | 2015-09-04 | 2021-05-07 | 瑞典爱立信有限公司 | 对一维天线阵列的传输进行预编码的方法和无线电节点 |
CN108476052B (zh) * | 2016-01-21 | 2021-10-26 | 瑞典爱立信有限公司 | 小区特定信号生成 |
CN107222244B (zh) * | 2016-03-16 | 2020-10-23 | 华为技术有限公司 | 一种信道信息上报方法、装置及系统 |
CN109075892B (zh) * | 2016-05-12 | 2021-08-17 | 苹果公司 | 构造、表示和编码极化码 |
CN109450505B (zh) * | 2016-05-13 | 2019-11-15 | 华为技术有限公司 | 一种信道信息发送方法、数据发送方法和设备 |
WO2018029646A1 (en) | 2016-08-12 | 2018-02-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Layer 1 and layer 2 channel state information rich reporting mechanisms |
JP7003111B2 (ja) | 2016-08-12 | 2022-01-20 | テレフオンアクチーボラゲット エルエム エリクソン(パブル) | 高度csiフィードバックオーバヘッド低減のための構成可能コードブック |
JP6920416B2 (ja) * | 2016-08-12 | 2021-08-18 | テレフオンアクチーボラゲット エルエム エリクソン(パブル) | 更に最適化されたオーバーヘッドを有するマルチビームコードブック |
WO2018029644A2 (en) | 2016-08-12 | 2018-02-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Progressive advanced csi feedback |
EP3520232A1 (en) * | 2016-09-30 | 2019-08-07 | Telefonaktiebolaget LM Ericsson (PUBL) | Coherence bandwidth adaptive csi reporting |
KR102595898B1 (ko) | 2016-12-27 | 2023-10-30 | 삼성전자 주식회사 | 무선 통신 장치 및 이의 채널 추정 방법 |
US11057095B2 (en) | 2017-05-10 | 2021-07-06 | Nokia Technologies Oy | Low-overhead high-rank codebook |
CN109302221B (zh) * | 2017-07-25 | 2020-10-02 | 上海朗帛通信技术有限公司 | 一种被用于无线通信的用户设备、基站和相应方法 |
EP3707824B1 (en) | 2018-01-08 | 2023-05-10 | British Telecommunications public limited company | Method and apparatus for transmitting data in a communication system |
US10588089B1 (en) * | 2018-09-21 | 2020-03-10 | Qualcomm Incorporated | Mitigation of calibration errors |
CN111106862A (zh) * | 2018-10-26 | 2020-05-05 | 索尼公司 | 电子设备、通信方法以及介质 |
CN109217880B (zh) * | 2018-11-15 | 2022-02-11 | 东南大学 | 一种直线型极化码译码器及其设计方法 |
CN109792594B (zh) * | 2018-12-29 | 2022-05-20 | 北京小米移动软件有限公司 | 直连通信的数据传输方法、装置、设备及系统 |
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KR20060038812A (ko) * | 2004-11-01 | 2006-05-04 | 엘지전자 주식회사 | 다중입출력 시스템의 선행 코딩 행렬 정보 전송 방법 및이를 이용한 신호 전송 방법 |
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US8737507B2 (en) * | 2008-11-03 | 2014-05-27 | Telefonaktiebolaget L M Ericsson (Publ) | Method for transmitting of reference signals and determination of precoding matrices for multi-antenna transmission |
-
2010
- 2010-06-17 US US12/817,476 patent/US9667378B2/en active Active
- 2010-09-30 CN CN201510782315.0A patent/CN105306121B/zh not_active Expired - Fee Related
- 2010-09-30 TW TW099133404A patent/TWI535236B/zh not_active IP Right Cessation
- 2010-09-30 EP EP15173576.8A patent/EP2942895B1/en active Active
- 2010-09-30 WO PCT/IB2010/054424 patent/WO2011039725A1/en active Application Filing
- 2010-09-30 IN IN2810DEN2012 patent/IN2012DN02810A/en unknown
- 2010-09-30 CN CN201080054705.1A patent/CN102668434B/zh not_active Expired - Fee Related
- 2010-09-30 RU RU2012117734/08A patent/RU2565001C2/ru not_active IP Right Cessation
- 2010-09-30 EP EP10775897.1A patent/EP2494730B1/en not_active Not-in-force
- 2010-09-30 NZ NZ599191A patent/NZ599191A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP2942895B1 (en) | 2019-11-06 |
EP2494730A1 (en) | 2012-09-05 |
CN102668434B (zh) | 2015-12-02 |
RU2565001C2 (ru) | 2015-10-10 |
CN105306121B (zh) | 2019-05-21 |
NZ599191A (en) | 2014-04-30 |
RU2012117734A (ru) | 2013-11-20 |
US9667378B2 (en) | 2017-05-30 |
TWI535236B (zh) | 2016-05-21 |
EP2942895A1 (en) | 2015-11-11 |
US20110080969A1 (en) | 2011-04-07 |
TW201141120A (en) | 2011-11-16 |
CN105306121A (zh) | 2016-02-03 |
CN102668434A (zh) | 2012-09-12 |
EP2494730B1 (en) | 2018-04-25 |
WO2011039725A1 (en) | 2011-04-07 |
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