BR112015002281A2 - método e aparelho para controle de relatório ri - Google Patents

método e aparelho para controle de relatório ri

Info

Publication number
BR112015002281A2
BR112015002281A2 BR112015002281A BR112015002281A BR112015002281A2 BR 112015002281 A2 BR112015002281 A2 BR 112015002281A2 BR 112015002281 A BR112015002281 A BR 112015002281A BR 112015002281 A BR112015002281 A BR 112015002281A BR 112015002281 A2 BR112015002281 A2 BR 112015002281A2
Authority
BR
Brazil
Prior art keywords
csi
report
controlling
indicative
present
Prior art date
Application number
BR112015002281A
Other languages
English (en)
Inventor
Cheng Fang-Chen
Yang Hongwei
Baker Matthew
Zhang Min
Deng Yun
Xiong Zhilan
Original Assignee
Alcatel Lucent
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 Alcatel Lucent filed Critical Alcatel Lucent
Publication of BR112015002281A2 publication Critical patent/BR112015002281A2/pt

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
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/0486—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking channel rank into account
    • 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
    • H04B7/0621—Feedback content
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
    • H04W72/563—Allocation or scheduling criteria for wireless resources based on priority criteria of the wireless resources
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)

Abstract

resumo patente de invenção: "método e aparelho para controle de relatório ri". a presente invenção refere-se a um método e a um aparelho para controlar um relatório de informações de classificação (ri). de acordo com uma concretização da presente invenção, um método para controlar um relatório ri de um equipamento de usuário (ue) em uma estação de base de uma rede de comunicações móveis de evolução de longo prazo (lte) é proporcionado. o método inclui as seguintes etapas: determinar um conjunto de relatórios de informações de estado de canais (csi) para um ue, em que o conjunto de relatórios csi compreende múltiplos modos de realimentação csi (processos csi); enviar para o ue uma sinalização de controle de recursos de rádio (rrc) indicativa do conjunto de relatórios csi; e enviar para o ue uma sinalização indicativa de restrição de subconjunto de um livro de códigos de pré-codificação e/ou de classificação de cada modo de realimentação csi no conjunto de relatórios csi. de acordo com a concretização mencionada acima, a seleção de classificação e a transmissão de classificação altas são suportadas para transmissão multiponto coordenada (comp) na rede de comunicações móveis lte.
BR112015002281A 2012-08-03 2013-07-10 método e aparelho para controle de relatório ri BR112015002281A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201210276231.6A CN103580820A (zh) 2012-08-03 2012-08-03 控制ri报告的方法及装置
PCT/IB2013/001718 WO2014020430A1 (en) 2012-08-03 2013-07-10 Method and apparatus for controlling ri report

Publications (1)

Publication Number Publication Date
BR112015002281A2 true BR112015002281A2 (pt) 2017-07-04

Family

ID=49237515

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112015002281A BR112015002281A2 (pt) 2012-08-03 2013-07-10 método e aparelho para controle de relatório ri

Country Status (9)

Country Link
US (1) US9960826B2 (pt)
EP (1) EP2880898B1 (pt)
JP (1) JP6038317B2 (pt)
KR (2) KR102018963B1 (pt)
CN (1) CN103580820A (pt)
BR (1) BR112015002281A2 (pt)
RU (1) RU2590910C1 (pt)
TW (1) TWI526018B (pt)
WO (1) WO2014020430A1 (pt)

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JP6453760B2 (ja) * 2013-10-29 2019-01-16 京セラ株式会社 通信制御方法及び基地局
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CN106160804B (zh) 2015-03-31 2021-08-27 索尼公司 无线通信***中的电子设备和无线通信方法
CN106160823B (zh) * 2015-04-03 2021-02-05 索尼公司 用于无线通信的装置和方法
CN106160825B (zh) * 2015-04-20 2021-07-30 中兴通讯股份有限公司 信道信息的配置方法及装置、反馈方法及装置
WO2017075839A1 (zh) * 2015-11-06 2017-05-11 华为技术有限公司 一种测量和反馈信道状态信息csi的方法及装置
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KR20240007900A (ko) * 2021-05-13 2024-01-17 퀄컴 인코포레이티드 높은 도플러 채널에서의 향상을 위한 csi 에이지 보고

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Also Published As

Publication number Publication date
KR20150040331A (ko) 2015-04-14
CN103580820A (zh) 2014-02-12
TW201407992A (zh) 2014-02-16
US20150215018A1 (en) 2015-07-30
EP2880898A1 (en) 2015-06-10
RU2590910C1 (ru) 2016-07-10
KR102018963B1 (ko) 2019-09-05
TWI526018B (zh) 2016-03-11
KR20170029640A (ko) 2017-03-15
EP2880898B1 (en) 2020-05-27
US9960826B2 (en) 2018-05-01
WO2014020430A1 (en) 2014-02-06
JP2015529056A (ja) 2015-10-01
JP6038317B2 (ja) 2016-12-07

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]