BRPI0606682A2 - método para derivar um livro-código, estrutura de dados incorporada em um dispositivo de leitura, estação móvel, componente de rede sem fio, programa de instruções de leitura de computador, e, aparelho - Google Patents
método para derivar um livro-código, estrutura de dados incorporada em um dispositivo de leitura, estação móvel, componente de rede sem fio, programa de instruções de leitura de computador, e, aparelhoInfo
- Publication number
- BRPI0606682A2 BRPI0606682A2 BRPI0606682-8A BRPI0606682A BRPI0606682A2 BR PI0606682 A2 BRPI0606682 A2 BR PI0606682A2 BR PI0606682 A BRPI0606682 A BR PI0606682A BR PI0606682 A2 BRPI0606682 A2 BR PI0606682A2
- Authority
- BR
- Brazil
- Prior art keywords
- deriving
- codebook
- mobile station
- data structure
- wireless network
- 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
-
- 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
-
- 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
- H04B7/0619—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
- H04B7/0613—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
- H04B7/0658—Feedback reduction
- H04B7/0663—Feedback reduction using vector or matrix manipulations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2626—Arrangements specific to the transmitter only
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Abstract
MéTODO PARA DERIVAR UM LIVRO-CóDIGO, ESTRUTURA DE DADOS INCORPORADA EM UM DISPOSITIVO DE LEITURA, ESTAçãO MóVEL, COMPONENTE DE REDE SEM FIO, PROGRAMA DE INSTRUçõES DE LEITURA DE COMPUTADOR, E, APARELHO. Método para derivar um livro-código incluindo derivar a primeira palavra-código P, nas coordenadas Euclidianas, transformando a primeira palavra-código nas coordenadas eigen, aplicando a construção Hochwaíd para a primeira palavra-código nas coordenadas eigen, para derivar uma pluralidade de palavras-código nas coordenadas eigen e transformar uma pluralidade de palavras-código nas coordenadas eigen em uma pluralidade de palavras-código nas coordenadas Euclidianas para formar o livro-código.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US64437505P | 2005-01-14 | 2005-01-14 | |
US11/119,513 US7630886B2 (en) | 2005-01-14 | 2005-04-29 | Hochwald construction of unitary matrix codebooks via eigen coordinate transformations |
PCT/IB2006/000010 WO2006075220A1 (en) | 2005-01-14 | 2006-01-05 | Improved hochwald construction of unitary matrix codebooks via eigen coordinate transformations |
Publications (1)
Publication Number | Publication Date |
---|---|
BRPI0606682A2 true BRPI0606682A2 (pt) | 2009-07-07 |
Family
ID=36677386
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0606682-8A BRPI0606682A2 (pt) | 2005-01-14 | 2006-01-05 | método para derivar um livro-código, estrutura de dados incorporada em um dispositivo de leitura, estação móvel, componente de rede sem fio, programa de instruções de leitura de computador, e, aparelho |
Country Status (10)
Country | Link |
---|---|
US (1) | US7630886B2 (pt) |
EP (1) | EP1844589B1 (pt) |
JP (1) | JP4494478B2 (pt) |
KR (1) | KR100938835B1 (pt) |
AU (1) | AU2006205613B2 (pt) |
BR (1) | BRPI0606682A2 (pt) |
CA (1) | CA2594727A1 (pt) |
MX (1) | MX2007008500A (pt) |
RU (1) | RU2376710C2 (pt) |
WO (1) | WO2006075220A1 (pt) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7599444B2 (en) * | 2005-09-02 | 2009-10-06 | Alcatel-Lucent Usa Inc. | Coding in a MIMO communication system |
US20070263746A1 (en) * | 2006-05-12 | 2007-11-15 | Nokia Corporation | Feedback frame structure for subspace tracking precoding |
US8665799B2 (en) | 2006-09-14 | 2014-03-04 | Qualcomm Incorporated | Beacon assisted cell search in a wireless communication system |
UA94482C2 (ru) * | 2006-10-03 | 2011-05-10 | Квелкомм Інкорпорейтед | Передача синхронизации в системе беспроводной связи |
US7961640B2 (en) * | 2006-10-26 | 2011-06-14 | Qualcomm Incorporated | Method and apparatus for codebook exchange in a multiple access wireless communication system |
DE602006012691D1 (de) * | 2006-10-30 | 2010-04-15 | Ntt Docomo Inc | Empfänger, Sender sowie Übertragungs- bzw. Empfangsverfahren zur Steuerung einer Vorkodierung in einem Sender in einer MIMO-Übertragung |
JP4594976B2 (ja) * | 2006-10-30 | 2010-12-08 | 株式会社エヌ・ティ・ティ・ドコモ | コードブックジェネレータ、コードブック、及びmimo伝送を用いたプリコーディングスキームにおいて使用される更新用行列を求める方法 |
EP1919097B1 (en) * | 2006-10-30 | 2010-01-06 | NTT DoCoMo Inc. | Codebook generator, codebook and method for generating update matrices to be used in a precoding scheme with MIMO transmission |
EP1919098B1 (en) * | 2006-10-30 | 2009-07-22 | NTT DoCoMo Inc. | Receiver apparatus and method for providing precoding information |
EP2120367A3 (en) | 2006-11-06 | 2012-01-25 | Qualcomm Incorporated | MIMO transmission with layer permutation in a wireless communication system |
US8885744B2 (en) * | 2006-11-10 | 2014-11-11 | Qualcomm Incorporated | Providing antenna diversity in a wireless communication system |
WO2008095543A1 (en) * | 2007-02-09 | 2008-08-14 | Telecom Italia S.P.A. | Characterization of co-channel interference in a wireless communication system |
KR101285595B1 (ko) | 2007-03-16 | 2013-07-15 | 퍼듀 리서치 파운데이션 | 다중 입출력 시스템을 위한 프리코딩 행렬 코드북 생성장치 및 그 방법 |
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 |
US8135083B2 (en) * | 2007-05-01 | 2012-03-13 | Nec Laboratories America, Inc. | Codebook method for a multiple input multiple output wireless system |
US8094747B2 (en) * | 2007-07-12 | 2012-01-10 | Samsung Electronics Co., Ltd. | Transmit methods for CCFI/PCFICH in a wireless communication system |
US20110080964A1 (en) * | 2007-12-12 | 2011-04-07 | Nokia Corporation | Adaptive codebook for beamforming in limited feedback mimo systems |
US8179286B2 (en) * | 2008-01-29 | 2012-05-15 | Qualcomm Incorporated | System and method for sensing cargo loads and trailer movement |
CN101499986B (zh) * | 2008-01-31 | 2012-05-09 | 富士通株式会社 | 基站及基站中使用的调度方法 |
US8311144B1 (en) | 2008-04-01 | 2012-11-13 | Marvell International Ltd. | Systems and methods for efficient codebook searches |
US8121235B1 (en) | 2008-04-01 | 2012-02-21 | Marvell International Ltd. | Dimension reduction for codebook search |
KR101565558B1 (ko) * | 2008-09-01 | 2015-11-03 | 한국전자통신연구원 | 코드북 생성 장치, 생성 방법 및 데이터 송신 방법 |
EP2224608A3 (en) * | 2009-02-09 | 2010-10-06 | Research In Motion Limited | Code books for multiple-input and multiple-output communication systems |
US8325843B2 (en) | 2009-04-08 | 2012-12-04 | Lg Electronics Inc. | MIMO codebook generation |
WO2010148476A1 (en) * | 2009-06-22 | 2010-12-29 | Research In Motion Limited | Code books for multiple-input and multiple-output communication systems |
US8488708B2 (en) * | 2009-07-03 | 2013-07-16 | Samsung Electronics Co., Ltd. | Rotating reference codebook that is used in a multiple-input multiple-output (MIMO) communication system |
WO2011020226A1 (zh) * | 2009-08-18 | 2011-02-24 | 上海贝尔股份有限公司 | 码本构建方法和设备以及预编码方法、设备和*** |
MX2011010548A (es) * | 2010-01-12 | 2012-09-28 | Zte Corp | Metodo y sistema para retroalimentacion de informacion de estado de canal espacial basado en un producto de kronecker. |
US20110243207A1 (en) * | 2010-04-05 | 2011-10-06 | Futurewei Technologies, Inc. | System and Method for Adapting Codebooks |
KR101425630B1 (ko) * | 2010-04-30 | 2014-07-31 | 노키아 솔루션스 앤드 네트웍스 오와이 | 타이밍 불확실성 컴포넌트 캐리어 (재)구성/활성화/비활성화 기간 동안 캐리어 애그리케이션을 위한 ul ack/nack 피드백의 지원 |
KR101279497B1 (ko) * | 2012-02-16 | 2013-06-27 | 서울대학교산학협력단 | Mimo 시스템 및 이를 위한 계층적 코드북 생성 방법 |
US9467212B2 (en) * | 2014-05-09 | 2016-10-11 | Huawei Technologies Canada Co., Ltd. | System and method for multiple-input multiple-output communication |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5732389A (en) * | 1995-06-07 | 1998-03-24 | Lucent Technologies Inc. | Voiced/unvoiced classification of speech for excitation codebook selection in celp speech decoding during frame erasures |
KR100463526B1 (ko) * | 2002-01-04 | 2004-12-29 | 엘지전자 주식회사 | 다중 입력 다중 출력 시스템에서의 전력 할당 방법 |
-
2005
- 2005-04-29 US US11/119,513 patent/US7630886B2/en active Active
-
2006
- 2006-01-05 AU AU2006205613A patent/AU2006205613B2/en not_active Ceased
- 2006-01-05 MX MX2007008500A patent/MX2007008500A/es not_active Application Discontinuation
- 2006-01-05 KR KR1020077018550A patent/KR100938835B1/ko active IP Right Grant
- 2006-01-05 CA CA002594727A patent/CA2594727A1/en not_active Abandoned
- 2006-01-05 JP JP2007550865A patent/JP4494478B2/ja not_active Expired - Fee Related
- 2006-01-05 RU RU2007130145/09A patent/RU2376710C2/ru not_active IP Right Cessation
- 2006-01-05 WO PCT/IB2006/000010 patent/WO2006075220A1/en active Application Filing
- 2006-01-05 BR BRPI0606682-8A patent/BRPI0606682A2/pt not_active Application Discontinuation
- 2006-01-05 EP EP06700366.5A patent/EP1844589B1/en not_active Not-in-force
Also Published As
Publication number | Publication date |
---|---|
US7630886B2 (en) | 2009-12-08 |
EP1844589A1 (en) | 2007-10-17 |
KR100938835B1 (ko) | 2010-01-26 |
CA2594727A1 (en) | 2006-07-20 |
RU2376710C2 (ru) | 2009-12-20 |
WO2006075220A1 (en) | 2006-07-20 |
JP4494478B2 (ja) | 2010-06-30 |
AU2006205613A1 (en) | 2006-07-20 |
JP2008538165A (ja) | 2008-10-09 |
AU2006205613B2 (en) | 2010-08-19 |
MX2007008500A (es) | 2007-09-04 |
EP1844589A4 (en) | 2012-07-04 |
US20060161432A1 (en) | 2006-07-20 |
KR20070102711A (ko) | 2007-10-19 |
RU2007130145A (ru) | 2009-02-20 |
EP1844589B1 (en) | 2013-07-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B11A | Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing | ||
B11Y | Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette] |