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BR112014010783A2 - sincronização de temporização para transmissões de downlink (dl) em sistemas multipontos coordenados (comp) - Google Patents

sincronização de temporização para transmissões de downlink (dl) em sistemas multipontos coordenados (comp)

Info

Publication number
BR112014010783A2
BR112014010783A2 BR112014010783A BR112014010783A BR112014010783A2 BR 112014010783 A2 BR112014010783 A2 BR 112014010783A2 BR 112014010783 A BR112014010783 A BR 112014010783A BR 112014010783 A BR112014010783 A BR 112014010783A BR 112014010783 A2 BR112014010783 A2 BR 112014010783A2
Authority
BR
Brazil
Prior art keywords
comp
downlink
transmissions
timing synchronization
coordinated multipoint
Prior art date
Application number
BR112014010783A
Other languages
English (en)
Inventor
Matsev Alexander
Davydov Alexei
Morozov Gregory
Bolotin Iiya
Sergeyev Vadim
Original Assignee
Intel 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 Intel Corp filed Critical Intel Corp
Publication of BR112014010783A2 publication Critical patent/BR112014010783A2/pt

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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
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    • 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
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    • 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
    • H04B7/022—Site diversity; Macro-diversity
    • H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] systems
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    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0404—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas the mobile station comprising multiple antennas, e.g. to provide uplink diversity
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    • 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
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    • 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
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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Multimedia (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Databases & Information Systems (AREA)
BR112014010783A 2011-11-04 2012-06-05 sincronização de temporização para transmissões de downlink (dl) em sistemas multipontos coordenados (comp) BR112014010783A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161556109P 2011-11-04 2011-11-04
PCT/US2012/040918 WO2013066412A1 (en) 2011-11-04 2012-06-05 Timing synchronization for downlink (dl) transmissions in coordinated multipoint (comp) systems

Publications (1)

Publication Number Publication Date
BR112014010783A2 true BR112014010783A2 (pt) 2017-06-13

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BR112014010783A BR112014010783A2 (pt) 2011-11-04 2012-06-05 sincronização de temporização para transmissões de downlink (dl) em sistemas multipontos coordenados (comp)

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Country Link
US (4) US9351277B2 (pt)
EP (2) EP2774298B1 (pt)
JP (1) JP5865505B2 (pt)
KR (2) KR101620248B1 (pt)
CN (1) CN104081696B (pt)
BR (1) BR112014010783A2 (pt)
RU (1) RU2565245C1 (pt)
WO (1) WO2013066412A1 (pt)

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ES2609076T3 (es) 2011-02-11 2017-04-18 Interdigital Patent Holdings, Inc. Dispositivo y método para un canal de control mejorado (E-PDCCH)
RU2565245C1 (ru) 2011-11-04 2015-10-20 Интел Корпорейшн СИНХРОНИЗАЦИЯ ВРЕМЕННЫХ ХАРАКТЕРИСТИК ДЛЯ НИСХОДЯЩЕЙ (DL) ПЕРЕДАЧИ В СКООРДИНИРОВАННЫХ, МНОГОТОЧЕЧНЫХ (СоМР) СИСТЕМАХ
CN113225172B (zh) 2012-01-27 2024-05-24 交互数字专利控股公司 由WTRU执行的用于ePDCCH的方法
WO2013113361A1 (en) * 2012-01-30 2013-08-08 Fujitsu Limited Synchronization signals in a wireless communication system
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