BR112013030251A2 - método para obter informações de canal, método para transmitir informações de canal, formador de feixe e feixe formado - Google Patents

método para obter informações de canal, método para transmitir informações de canal, formador de feixe e feixe formado

Info

Publication number
BR112013030251A2
BR112013030251A2 BR112013030251A BR112013030251A BR112013030251A2 BR 112013030251 A2 BR112013030251 A2 BR 112013030251A2 BR 112013030251 A BR112013030251 A BR 112013030251A BR 112013030251 A BR112013030251 A BR 112013030251A BR 112013030251 A2 BR112013030251 A2 BR 112013030251A2
Authority
BR
Brazil
Prior art keywords
channel information
transmitting
formed beam
txop
duration
Prior art date
Application number
BR112013030251A
Other languages
English (en)
Other versions
BR112013030251B1 (pt
Inventor
Hufei Zhu
Tianyu Wu
Xun Yang
Yunbo Li
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 BR112013030251A2 publication Critical patent/BR112013030251A2/pt
Publication of BR112013030251B1 publication Critical patent/BR112013030251B1/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24—Cell structures
    • H04W16/28—Cell structures using beam steering
    • 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
    • H04B7/0617—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 for beam forming
    • 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
    • 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
    • H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
    • H04L51/04—Real-time or near real-time messaging, e.g. instant messaging [IM]
    • H04L51/043—Real-time or near real-time messaging, e.g. instant messaging [IM] using or handling presence information
    • 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
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/543—Allocation or scheduling criteria for wireless resources based on quality criteria based on requested quality, e.g. QoS
    • 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
    • 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

Abstract

resumo patente de invenção: "método, dispositivo e sistema para transmissão de informações de canal". a presente invenção refere-se a um método, dispositivo e sistema para transmitir informações de canal pertencentes ao campo de comunicação por rádio. o método para obter informações de canal inclui: transmitir, por um formador de feixe, uma solicitação para obter informações de canal para um feixe formado dentro da duração de uma primeira txop atual; receber um quadro de retroalimentação nula transmitido pelo feixe formado dentro da duração da primeira txop atual; dentro do período de validade das informações de canal, se o formador de feixe obter a segunda txop, transmitir, dentro da segunda txop, um quadro de indicação de informações de canal para solicitar as informações de canal e receber as informações de canal transmitidas pelo feixe formado. o sistema inclui um formador de feixe e um feixe formado. a presente invenção economiza os recursos de sinalização do formador de feixe e reduz o consumo de energia do feixe formado. 1/1
BR112013030251-8A 2011-06-01 2012-03-26 Método para obter informações de canal, método para transmitir informações de canal, formador de feixe e feixe formado BR112013030251B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CN201110145863 2011-06-01
CN201110145863.4 2011-06-01
CN201110203896.XA CN102811119B (zh) 2011-06-01 2011-07-20 传输信道信息的方法、设备和系统
CN201110203896.X 2011-07-20
PCT/CN2012/072997 WO2012163156A1 (zh) 2011-06-01 2012-03-26 传输信道信息的方法、设备和系统

Publications (2)

Publication Number Publication Date
BR112013030251A2 true BR112013030251A2 (pt) 2016-12-06
BR112013030251B1 BR112013030251B1 (pt) 2021-12-28

Family

ID=47234708

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112013030251-8A BR112013030251B1 (pt) 2011-06-01 2012-03-26 Método para obter informações de canal, método para transmitir informações de canal, formador de feixe e feixe formado

Country Status (12)

Country Link
US (2) US9203486B2 (pt)
EP (2) EP2717522B1 (pt)
KR (1) KR101541445B1 (pt)
CN (2) CN102811119B (pt)
AU (1) AU2012265442C1 (pt)
BR (1) BR112013030251B1 (pt)
ES (1) ES2554912T3 (pt)
HU (1) HUE025583T2 (pt)
MY (1) MY170347A (pt)
PL (1) PL2717522T3 (pt)
RU (2) RU2615321C1 (pt)
WO (1) WO2012163156A1 (pt)

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Also Published As

Publication number Publication date
KR20140018973A (ko) 2014-02-13
EP2717522A4 (en) 2014-06-18
AU2012265442C1 (en) 2016-04-21
US20150349862A1 (en) 2015-12-03
US20140080420A1 (en) 2014-03-20
US9203486B2 (en) 2015-12-01
ES2554912T3 (es) 2015-12-28
EP2717522B1 (en) 2015-09-16
RU2013152174A (ru) 2015-07-20
CN104393904A (zh) 2015-03-04
RU2615321C1 (ru) 2017-04-04
US9559760B2 (en) 2017-01-31
CN102811119A (zh) 2012-12-05
BR112013030251B1 (pt) 2021-12-28
RU2569571C2 (ru) 2015-11-27
CN104393904B (zh) 2017-09-29
MY170347A (en) 2019-07-20
EP2717522A1 (en) 2014-04-09
EP2945324A1 (en) 2015-11-18
AU2012265442B2 (en) 2015-11-05
HUE025583T2 (en) 2016-04-28
KR101541445B1 (ko) 2015-08-03
CN102811119B (zh) 2014-12-10
WO2012163156A1 (zh) 2012-12-06
PL2717522T3 (pl) 2016-02-29

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B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 26/03/2012, OBSERVADAS AS CONDICOES LEGAIS.