BRPI1014741A2 - "método, livro-código e estação base para a pré-codificação" - Google Patents

"método, livro-código e estação base para a pré-codificação"

Info

Publication number
BRPI1014741A2
BRPI1014741A2 BRPI1014741A BRPI1014741A BRPI1014741A2 BR PI1014741 A2 BRPI1014741 A2 BR PI1014741A2 BR PI1014741 A BRPI1014741 A BR PI1014741A BR PI1014741 A BRPI1014741 A BR PI1014741A BR PI1014741 A2 BRPI1014741 A2 BR PI1014741A2
Authority
BR
Brazil
Prior art keywords
codebook
precoding
base station
station
base
Prior art date
Application number
BRPI1014741A
Other languages
English (en)
Inventor
Qiang Wu
Yongxing Zhou
Original Assignee
Huawei Tech Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of BRPI1014741A2 publication Critical patent/BRPI1014741A2/pt
Publication of BRPI1014741B1 publication Critical patent/BRPI1014741B1/pt

Links

Classifications

    • 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
    • H04L25/03929—Spatial equalizers codebook-based design with layer mapping, e.g. codeword-to layer design
    • 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
    • H04B7/0426—Power distribution
    • H04B7/043—Power distribution using best eigenmode, e.g. beam forming or beam steering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/318—Received signal strength
    • 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
    • H04B7/0465—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking power constraints at power amplifier or emission constraints, e.g. constant modulus, into account
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Electromagnetism (AREA)
  • Mathematical Physics (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
BRPI1014741A 2009-08-07 2010-08-09 aparelho e método para pré-codificação BRPI1014741B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN200910091108 2009-08-07
CN2009101652923A CN101990293B (zh) 2009-08-07 2009-08-14 预编码处理方法、码本集合以及基站
PCT/CN2010/075788 WO2011015156A1 (zh) 2009-08-07 2010-08-09 预编码处理方法、码本集合及基站

Publications (2)

Publication Number Publication Date
BRPI1014741A2 true BRPI1014741A2 (pt) 2016-04-12
BRPI1014741B1 BRPI1014741B1 (pt) 2018-07-17

Family

ID=43543946

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1014741A BRPI1014741B1 (pt) 2009-08-07 2010-08-09 aparelho e método para pré-codificação

Country Status (8)

Country Link
US (4) US8014453B2 (pt)
EP (2) EP2464046B1 (pt)
KR (1) KR101301119B1 (pt)
CN (4) CN101990293B (pt)
BR (1) BRPI1014741B1 (pt)
ES (1) ES2543389T3 (pt)
PT (1) PT2464046E (pt)
WO (1) WO2011015156A1 (pt)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010124445A1 (zh) * 2009-04-27 2010-11-04 华为技术有限公司 码本、码本生成方法、基于码本的上行发射方法及设备
CN101990293B (zh) 2009-08-07 2013-03-13 华为技术有限公司 预编码处理方法、码本集合以及基站
KR20120054089A (ko) * 2009-09-25 2012-05-29 후지쯔 가부시끼가이샤 프리코딩 행렬 코드북 생성 방법 및 장치
US20130215992A1 (en) * 2012-02-21 2013-08-22 Muhammad Kazmi Receiver adaptation based on acquired precoder knowledge
CN108736942A (zh) * 2012-04-24 2018-11-02 株式会社Ntt都科摩 码本生成方法
US8842760B2 (en) * 2012-07-17 2014-09-23 Broadcom Corporation Enhanced multi user MIMO scheduling
KR102169960B1 (ko) 2013-06-05 2020-10-26 엘지전자 주식회사 무선 통신 시스템에서 채널상태정보 전송 방법 및 장치
WO2015113258A1 (zh) 2014-01-29 2015-08-06 华为技术有限公司 一种上行接入方法、装置及系统
WO2016049916A1 (zh) 2014-09-30 2016-04-07 华为技术有限公司 数据通信方法和相关设备及通信系统
JP6668686B2 (ja) * 2015-11-02 2020-03-18 ソニー株式会社 送信装置
US10361758B2 (en) * 2017-02-10 2019-07-23 Telefonaktiebolaget Lm Ericsson (Publ) Methods for selecting a codebook
US10952151B2 (en) 2018-04-19 2021-03-16 Samsung Electronics Co., Ltd. Uplink power control for advanced wireless communication systems
CN108809390B (zh) * 2018-05-18 2020-06-16 东南大学 适用于多播多波束卫星移动通信系统的鲁棒传输方法
US10707931B2 (en) 2018-11-02 2020-07-07 At&T Intellectual Property I, L.P. Linear combination codebook based per layer power allocation feedback for 5G or other next generation network
US11271626B2 (en) 2018-12-06 2022-03-08 Samsung Electronics Co., Ltd. Full power uplink transmission for advanced wireless communication systems
CN118054817A (zh) 2019-01-11 2024-05-17 中兴通讯股份有限公司 功率控制的实现方法、通信节点及存储介质
EP4260528A1 (en) * 2020-12-14 2023-10-18 Telefonaktiebolaget LM Ericsson (publ) Transform for communication symbols
US11923944B2 (en) * 2021-06-04 2024-03-05 Samsung Electronics Co., Ltd. Method and apparatus for frequency selective UL precoding

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3323438B2 (ja) * 1998-03-27 2002-09-09 松下電器産業株式会社 無線通信システム及び無線通信方法
US7146104B2 (en) 2001-07-05 2006-12-05 Wave7 Optics, Inc. Method and system for providing a return data path for legacy terminals by using existing electrical waveguides of a structure
US20050286663A1 (en) 2004-06-23 2005-12-29 Intel Corporation Compact feedback for closed loop MIMO systems
US7917176B2 (en) * 2006-02-14 2011-03-29 Nec Laboratories America, Inc. Structured codebook and successive beamforming for multiple-antenna systems
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
WO2008049366A1 (fr) 2006-10-26 2008-05-02 Huawei Technologies Co., Ltd. Procédé de construction d'un répertoire d'accès sdma et appareil se rapportant à celui-ci et procédé de programmation et appareil et système se rapportant à celui-ci
CN101136718A (zh) * 2006-11-07 2008-03-05 中兴通讯股份有限公司 无线通信系统中多输入多输出的空间复用的预编码方法
KR20080073624A (ko) * 2007-02-06 2008-08-11 삼성전자주식회사 다중 편파 다중 입출력 시스템을 위한 코드북 생성 방법 및그 장치
CN101277172B (zh) 2007-03-30 2011-04-13 华为技术有限公司 一种预编码矩阵生成方法、装置和系统
US7629902B2 (en) * 2007-06-08 2009-12-08 Samsung Electronics Co., Ltd. MIMO wireless precoding system robust to power imbalance
KR100956494B1 (ko) * 2007-06-14 2010-05-07 엘지전자 주식회사 제어신호 전송 방법
US8325839B2 (en) * 2007-06-26 2012-12-04 Samsung Electronics Co., Ltd. Simple MIMO precoding codebook design for a MIMO wireless communications system
CN101335558B (zh) * 2007-06-29 2012-07-04 华为技术有限公司 多输入多输出信道的码本生成方法及装置
KR20090025129A (ko) 2007-09-05 2009-03-10 엘지전자 주식회사 다중 안테나 통신 시스템에서 다중 부호어를 송수신하는방법
US8254486B2 (en) 2007-09-28 2012-08-28 Intel Corporation Unified closed loop SU/MU-MIMO signaling and codebook design
CN101425830B (zh) * 2007-11-01 2012-07-25 鼎桥通信技术有限公司 一种预编码码字确定方法、系统及装置
CN101442349B (zh) 2007-11-21 2013-02-20 三星电子株式会社 多用户mimo码本子集选择方法
KR100970645B1 (ko) * 2007-12-24 2010-07-15 엘지전자 주식회사 블록 코드를 이용한 다양한 길이를 가진 정보의 채널 코딩방법
CN101316156B (zh) 2008-07-21 2012-08-29 华为技术有限公司 多输入多输出系统中选取预编码矩阵的方法、设备和系统
EP2159950B1 (en) 2008-08-11 2016-04-27 LG Electronics Inc. Method and apparatus for transmitting uplink signals using multi antenna
US8509161B2 (en) * 2008-08-11 2013-08-13 Sharp Kabushiki Kaisha Systems and methods for OFDMA and SC-FDMA switching
CN101478335B (zh) 2008-12-31 2012-12-19 中兴通讯股份有限公司 一种快速实现预编码的方法及装置
US8451932B2 (en) 2009-02-23 2013-05-28 Texas Instruments Incorporated Precoding codebook design for single user MIMO
KR20100099038A (ko) 2009-03-02 2010-09-10 엘지전자 주식회사 4 안테나 시스템에서 상향링크 프리코딩 수행 방법
US8493836B2 (en) 2009-06-26 2013-07-23 Lg Electronics Inc. Method and apparatus for transmitting uplink signals using optimized rank 3 codebook
KR20110009025A (ko) * 2009-07-20 2011-01-27 엘지전자 주식회사 상향링크 제어정보 전송 방법 및 장치
CN101990293B (zh) 2009-08-07 2013-03-13 华为技术有限公司 预编码处理方法、码本集合以及基站

Also Published As

Publication number Publication date
CN102422582A (zh) 2012-04-18
EP2919394A1 (en) 2015-09-16
US20110090985A1 (en) 2011-04-21
CN103152090A (zh) 2013-06-12
CN102422582B (zh) 2013-12-18
WO2011015156A1 (zh) 2011-02-10
ES2543389T3 (es) 2015-08-18
US8913685B2 (en) 2014-12-16
CN103780360B (zh) 2017-06-20
US8014453B2 (en) 2011-09-06
US20110110448A1 (en) 2011-05-12
CN103780360A (zh) 2014-05-07
EP2464046B1 (en) 2015-04-29
US20120087429A1 (en) 2012-04-12
BRPI1014741B1 (pt) 2018-07-17
CN103152090B (zh) 2015-12-02
US9571310B2 (en) 2017-02-14
US20150071253A1 (en) 2015-03-12
KR20120013445A (ko) 2012-02-14
CN101990293A (zh) 2011-03-23
KR101301119B1 (ko) 2013-09-03
CN101990293B (zh) 2013-03-13
PT2464046E (pt) 2015-09-07
EP2464046A1 (en) 2012-06-13
EP2464046A4 (en) 2012-07-25

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Legal Events

Date Code Title Description
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]