BR112012000427B1 - Método, dispositivo e estação base para formação de feixe utilizando livros de códigos de base e diferenciais - Google Patents
Método, dispositivo e estação base para formação de feixe utilizando livros de códigos de base e diferenciais Download PDFInfo
- Publication number
- BR112012000427B1 BR112012000427B1 BR112012000427-1A BR112012000427A BR112012000427B1 BR 112012000427 B1 BR112012000427 B1 BR 112012000427B1 BR 112012000427 A BR112012000427 A BR 112012000427A BR 112012000427 B1 BR112012000427 B1 BR 112012000427B1
- Authority
- BR
- Brazil
- Prior art keywords
- matrix
- quantized
- beamforming
- difference
- beamforming matrix
- Prior art date
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/66—Arrangements for connecting between networks having differing types of switching systems, e.g. gateways
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- 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
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- 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
- H04B7/0636—Feedback format
- H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
- H04B7/0842—Weighted combining
- H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
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- 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
- H04L25/021—Estimation of channel covariance
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- 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
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- 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
- H04L25/03343—Arrangements at the transmitter end
-
- 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
- H04L25/03936—Spatial equalizers codebook-based design multi-resolution codebooks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/28—Cell structures using beam steering
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
- H04W52/10—Open loop power control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/042—Public Land Mobile systems, e.g. cellular systems
- H04W84/045—Public Land Mobile systems, e.g. cellular systems using private Base Stations, e.g. femto Base Stations, home Node B
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/146—Uplink power control
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US22336009P | 2009-07-06 | 2009-07-06 | |
US61/223,360 | 2009-07-06 | ||
US12/639,640 US8315204B2 (en) | 2009-07-06 | 2009-12-16 | Beamforming using base and differential codebooks |
US12/639,640 | 2009-12-16 | ||
PCT/US2010/040887 WO2011005677A2 (fr) | 2009-07-06 | 2010-07-02 | Formation de faisceau à l'aide de livres de codes de base et différentiel |
Publications (2)
Publication Number | Publication Date |
---|---|
BR112012000427A2 BR112012000427A2 (pt) | 2018-04-10 |
BR112012000427B1 true BR112012000427B1 (pt) | 2021-06-01 |
Family
ID=46940056
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112012000427-1A BR112012000427B1 (pt) | 2009-07-06 | 2010-07-02 | Método, dispositivo e estação base para formação de feixe utilizando livros de códigos de base e diferenciais |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP2452445A4 (fr) |
JP (1) | JP5536884B2 (fr) |
KR (2) | KR101442452B1 (fr) |
CN (1) | CN102474320B (fr) |
BR (1) | BR112012000427B1 (fr) |
WO (1) | WO2011005677A2 (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8446971B2 (en) * | 2010-08-23 | 2013-05-21 | Intel Corporation | Communication station and method for efficiently providing channel feedback for MIMO communications |
JP5985853B2 (ja) * | 2012-03-28 | 2016-09-06 | 京セラ株式会社 | 通信システム、基地局、移動局及び通信制御方法 |
CN104604153B (zh) * | 2013-06-25 | 2018-05-29 | 华为技术有限公司 | Mimo发射信号加权方法、设备及系统 |
CN104980206B (zh) * | 2014-04-11 | 2018-06-15 | 普天信息技术有限公司 | 一种波束赋形方法 |
CN105245261B (zh) * | 2015-06-26 | 2019-05-21 | 上海华为技术有限公司 | 一种波束成形装置和方法 |
KR102413068B1 (ko) * | 2017-09-08 | 2022-06-24 | 삼성전자주식회사 | 다중 안테나 무선 통신 시스템에서 채널 정보 제공 방법 및 이를 위한 장치 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100541285B1 (ko) * | 2002-10-02 | 2006-01-10 | 엘지전자 주식회사 | 다중 입출력 통신 시스템에서의 신호 처리 방법 |
US6927728B2 (en) * | 2003-03-13 | 2005-08-09 | Motorola, Inc. | Method and apparatus for multi-antenna transmission |
US7362822B2 (en) * | 2004-09-08 | 2008-04-22 | Intel Corporation | Recursive reduction of channel state feedback |
US7502722B2 (en) * | 2005-04-24 | 2009-03-10 | International Business Machines Corporation | Stabilizing solutions to output feedback pole placement problem with parameter drift and automated alerting of system parameter changes |
US7602745B2 (en) * | 2005-12-05 | 2009-10-13 | Intel Corporation | Multiple input, multiple output wireless communication system, associated methods and data structures |
US7885348B2 (en) * | 2006-02-09 | 2011-02-08 | Intel Corporation | MIMO communication system and method for beamforming using polar-cap codebooks |
WO2008082344A1 (fr) * | 2007-01-04 | 2008-07-10 | Telefonaktiebolaget L M Ericsson (Publ) | Procédé et appareil d'amélioration du rendement de transmission dans un système de radiocommunication mobile |
EP2171877B1 (fr) * | 2007-06-21 | 2011-12-21 | Koninklijke Philips Electronics N.V. | Procédé pour coder des vecteurs |
US20090046807A1 (en) * | 2007-08-16 | 2009-02-19 | Samsung Electronics Co., Ltd. | Method and system for beamforming communication in wireless communication systems |
US8254486B2 (en) * | 2007-09-28 | 2012-08-28 | Intel Corporation | Unified closed loop SU/MU-MIMO signaling and codebook design |
US20110080964A1 (en) * | 2007-12-12 | 2011-04-07 | Nokia Corporation | Adaptive codebook for beamforming in limited feedback mimo systems |
-
2010
- 2010-07-02 CN CN201080034784.XA patent/CN102474320B/zh active Active
- 2010-07-02 JP JP2012519617A patent/JP5536884B2/ja active Active
- 2010-07-02 KR KR1020137024181A patent/KR101442452B1/ko active IP Right Grant
- 2010-07-02 KR KR1020127003254A patent/KR101345950B1/ko active IP Right Grant
- 2010-07-02 WO PCT/US2010/040887 patent/WO2011005677A2/fr active Application Filing
- 2010-07-02 BR BR112012000427-1A patent/BR112012000427B1/pt active IP Right Grant
- 2010-07-02 EP EP10797665.6A patent/EP2452445A4/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
EP2452445A2 (fr) | 2012-05-16 |
JP2012532567A (ja) | 2012-12-13 |
WO2011005677A2 (fr) | 2011-01-13 |
KR101442452B1 (ko) | 2014-09-23 |
KR20130116366A (ko) | 2013-10-23 |
BR112012000427A2 (pt) | 2018-04-10 |
KR101345950B1 (ko) | 2014-01-02 |
CN102474320B (zh) | 2014-10-15 |
CN102474320A (zh) | 2012-05-23 |
JP5536884B2 (ja) | 2014-07-02 |
WO2011005677A3 (fr) | 2011-05-05 |
EP2452445A4 (fr) | 2017-02-15 |
KR20120033348A (ko) | 2012-04-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
B15K | Others concerning applications: alteration of classification |
Free format text: A CLASSIFICACAO ANTERIOR ERA: H04B 7/04 Ipc: H04L 12/66 (2006.01), H04L 25/03 (2006.01), H04W 5 |
|
B25C | Requirement related to requested transfer of rights |
Owner name: INTEL CORPORATION (US) |
|
B25A | Requested transfer of rights approved |
Owner name: APPLE INC. (US) |
|
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 02/07/2010, OBSERVADAS AS CONDICOES LEGAIS. PATENTE CONCEDIDA CONFORME ADI 5.529/DF |