BR112012025917A2 - método para relatar informações do estado de canais e estação base - Google Patents

método para relatar informações do estado de canais e estação base

Info

Publication number
BR112012025917A2
BR112012025917A2 BR112012025917A BR112012025917A BR112012025917A2 BR 112012025917 A2 BR112012025917 A2 BR 112012025917A2 BR 112012025917 A BR112012025917 A BR 112012025917A BR 112012025917 A BR112012025917 A BR 112012025917A BR 112012025917 A2 BR112012025917 A2 BR 112012025917A2
Authority
BR
Brazil
Prior art keywords
status information
multiple component
base station
feedback
reporting
Prior art date
Application number
BR112012025917A
Other languages
English (en)
Other versions
BR112012025917B1 (pt
Inventor
Bin Yu
Bo Dai
Chunli Liang
Peng Zhu
Original Assignee
Zte Corp
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 Zte Corp filed Critical Zte Corp
Publication of BR112012025917A2 publication Critical patent/BR112012025917A2/pt
Publication of BR112012025917B1 publication Critical patent/BR112012025917B1/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
    • H04L1/0001—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
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • 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
    • H04L1/0027—Scheduling of signalling, e.g. occurrence thereof
    • 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
    • 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
    • H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
    • 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
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H04L5/0057—Physical resource allocation for CQI
    • 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
    • H04L5/0078—Timing of allocation
    • H04L5/0082—Timing of allocation at predetermined intervals
    • 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
    • H04L5/0078—Timing of allocation
    • H04L5/0082—Timing of allocation at predetermined intervals
    • H04L5/0083—Timing of allocation at predetermined intervals symbol-by-symbol
    • 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
    • H04L5/0078—Timing of allocation
    • H04L5/0087—Timing of allocation when data requirements change
    • 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
    • H04L5/0091—Signaling for the administration of the divided path
    • H04L5/0094—Indication of how sub-channels of the path are allocated
    • 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
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • 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
    • 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
    • H04L5/0028—Variable division
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices

Landscapes

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

Abstract

método para relatar informações do estado de canais e estação base. a invenção refere-se a um método para relatar informações do estado de canais, que inclui: um enb (enodeb) indica ao ue para retroalimentar relatório de csi (informações do estado de canais) de um ou múltiplos carreadores de componentes de uma vez; o ue retroalimenta o relatório de csi de um ou múltiplos carreadores de componentes de uma vez de acordo com a indicação de enb. a invenção fornece também um enb, que é configurado para: indicar ao ue para retroalimentar o relatório de csi de um ou múltiplos carreadores de componentes de uma vez. na invenção, o problema de como o ue realize o relatório de informações do estado de canais para múltiplos carreadores de componentes (downlink) no sistema lte-a é solucionado, o que pode não apenas assegurar a confiabilidade da transmissão das informações do estado de canais, mas também reduzir o retardamento da retroalimentação das informações do estado de canais tão logo quanto possível.
BR112012025917-2A 2010-08-16 2010-12-20 Método para relatar informações do estado de canais e estação base BR112012025917B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201010259088.0 2010-08-16
CN201010259088.0A CN101908951B (zh) 2010-08-16 2010-08-16 一种信道状态信息的报告方法及基站
PCT/CN2010/080019 WO2012022096A1 (zh) 2010-08-16 2010-12-20 一种信道状态信息的报告方法及基站

Publications (2)

Publication Number Publication Date
BR112012025917A2 true BR112012025917A2 (pt) 2016-06-28
BR112012025917B1 BR112012025917B1 (pt) 2021-12-21

Family

ID=43264279

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012025917-2A BR112012025917B1 (pt) 2010-08-16 2010-12-20 Método para relatar informações do estado de canais e estação base

Country Status (8)

Country Link
US (1) US9986562B2 (pt)
EP (2) EP2547139A4 (pt)
JP (1) JP5592559B2 (pt)
KR (1) KR101478153B1 (pt)
CN (1) CN101908951B (pt)
BR (1) BR112012025917B1 (pt)
RU (1) RU2531372C2 (pt)
WO (1) WO2012022096A1 (pt)

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US20130142134A1 (en) 2013-06-06
WO2012022096A1 (zh) 2012-02-23
RU2012143746A (ru) 2014-04-20
JP2013524700A (ja) 2013-06-17
JP5592559B2 (ja) 2014-09-17
CN101908951A (zh) 2010-12-08
EP2547139A1 (en) 2013-01-16
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