BR112012029393A2 - método e dispositivo de envio e recebimento de informações de pré-codificação - Google Patents

método e dispositivo de envio e recebimento de informações de pré-codificação

Info

Publication number
BR112012029393A2
BR112012029393A2 BR112012029393A BR112012029393A BR112012029393A2 BR 112012029393 A2 BR112012029393 A2 BR 112012029393A2 BR 112012029393 A BR112012029393 A BR 112012029393A BR 112012029393 A BR112012029393 A BR 112012029393A BR 112012029393 A2 BR112012029393 A2 BR 112012029393A2
Authority
BR
Brazil
Prior art keywords
pmi
broadband
msb
information
sending
Prior art date
Application number
BR112012029393A
Other languages
English (en)
Inventor
Jianguo Wang
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 BR112012029393A2 publication Critical patent/BR112012029393A2/pt

Links

Classifications

    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/007—Unequal error protection
    • 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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0072—Error control for data other than payload data, e.g. control data
    • 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
    • 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
    • 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
    • H04L25/03949—Spatial equalizers equalizer selection or adaptation based on feedback
    • 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
    • H04L1/0026—Transmission of channel quality indication
    • 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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0071—Use of interleaving
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/04—Error control

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

método e dispositivo de envio e recebimento de informações de pré-codificação. a presente invenção descreve um método e um dispositivo de envio e recepção de informação pré-codificação, em que o método compreende: a obtenção, através de um terminal, um indicador da matriz de banda larga precoding pmi; codificando separadamente, pelo terminal, um msb do pmi wideband ou em conjunto codificando o msb do pmi de banda larga e de outras informações de n bits para a obtenção de informação codificada, em que o msb é uma parte de pmi de banda larga, e n é um número natural, e de envio, pelo terminal, a infomação codificada a fim de enviar os dados de. nas formas de realização da presente invenção, o msb no pmi wideband é codificado separadamente e enviado, ou o msb no pmi de banda larga e de outras informações de n bits são codificados e envioados em conjunto, o que melhora a fiabilidade da informação pré-codificação de banda larga, e reduz o erro propagação, desse modo melhorando o desempenho precoding.
BR112012029393A 2010-05-19 2011-05-19 método e dispositivo de envio e recebimento de informações de pré-codificação BR112012029393A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201010184063.9A CN102255703B (zh) 2010-05-19 2010-05-19 一种预编码信息的发送和接收方法及装置
PCT/CN2011/074325 WO2011144038A1 (zh) 2010-05-19 2011-05-19 一种预编码信息的发送和接收方法及装置

Publications (1)

Publication Number Publication Date
BR112012029393A2 true BR112012029393A2 (pt) 2016-07-26

Family

ID=44982710

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012029393A BR112012029393A2 (pt) 2010-05-19 2011-05-19 método e dispositivo de envio e recebimento de informações de pré-codificação

Country Status (13)

Country Link
US (1) US8989299B2 (pt)
EP (2) EP2773059B1 (pt)
JP (2) JP5635684B2 (pt)
KR (1) KR101455223B1 (pt)
CN (1) CN102255703B (pt)
AU (1) AU2011255148B2 (pt)
BR (1) BR112012029393A2 (pt)
ES (1) ES2515492T3 (pt)
HR (1) HRP20161662T1 (pt)
PL (1) PL2562953T3 (pt)
PT (1) PT2562953E (pt)
RU (1) RU2551819C2 (pt)
WO (1) WO2011144038A1 (pt)

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CN104135344B (zh) * 2010-05-19 2017-09-29 华为技术有限公司 一种预编码信息的发送和接收方法及装置
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
US20140362940A1 (en) * 2013-06-07 2014-12-11 Nec Laboratories America, Inc. Channel State Information (CSI) Feedback and Subsampling
US9876655B2 (en) * 2013-08-16 2018-01-23 Mediatek Singapore Pte. Ltd. Precoding-codebook-based secure uplink in LTE
KR101822763B1 (ko) * 2013-08-30 2018-01-26 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 일정한 엔벨로프를 가진 신호를 전송하기 위한 방법 및 장치
EP3348011B1 (en) * 2015-09-11 2020-04-08 Interdigital Patent Holdings, Inc. Multiple resource unit allocation for ofdma wlan
CN108988917B (zh) 2017-04-26 2019-07-12 华为技术有限公司 一种指示及确定预编码向量的方法、设备及计算机存储介质
US11799700B1 (en) * 2022-08-31 2023-10-24 Qualcomm Incorporated Decoding multi-level coded (MLC) systems

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US8385433B2 (en) * 2005-10-27 2013-02-26 Qualcomm Incorporated Linear precoding for spatially correlated channels
US7593384B2 (en) 2005-12-15 2009-09-22 Telefonaktiebolaget Lm Ericsson (Publ) Efficient channel quality reporting and link adaptation for multi-carrier broadband wireless communication
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KR100987269B1 (ko) * 2006-08-22 2010-10-12 삼성전자주식회사 이동통신 시스템에서 고차 변조 기반의 버스트 매핑 방법및 장치
AU2007305370B2 (en) * 2006-10-02 2011-05-26 Interdigital Technology Corporation Method and apparatus for encoding channel quality indicator and precoding control information bits
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Also Published As

Publication number Publication date
EP2773059A3 (en) 2014-10-29
AU2011255148B2 (en) 2014-07-24
EP2773059A2 (en) 2014-09-03
ES2515492T3 (es) 2014-10-29
EP2562953A1 (en) 2013-02-27
AU2011255148A1 (en) 2013-01-10
JP2015053695A (ja) 2015-03-19
KR20130021401A (ko) 2013-03-05
PT2562953E (pt) 2014-10-16
JP2013529438A (ja) 2013-07-18
CN102255703B (zh) 2014-07-16
EP2562953B1 (en) 2014-08-13
JP5635684B2 (ja) 2014-12-03
RU2012154913A (ru) 2014-06-27
PL2562953T3 (pl) 2015-01-30
EP2773059B1 (en) 2016-09-21
HRP20161662T1 (hr) 2017-01-13
RU2551819C2 (ru) 2015-05-27
US8989299B2 (en) 2015-03-24
KR101455223B1 (ko) 2014-10-27
JP5967727B2 (ja) 2016-08-10
CN102255703A (zh) 2011-11-23
EP2562953A4 (en) 2013-03-20
WO2011144038A1 (zh) 2011-11-24
US20130077709A1 (en) 2013-03-28

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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]
B25A Requested transfer of rights approved

Owner name: NOKIA TECHNOLOGIES OY (FI)

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: H04L 1/06

Ipc: H04B 7/06 (2006.01), H04L 1/00 (2006.01), H04L 1/0

B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements
B350 Update of information on the portal [chapter 15.35 patent gazette]