ZA201606615B - Mobile communication system, base station, and user equipment - Google Patents

Mobile communication system, base station, and user equipment

Info

Publication number
ZA201606615B
ZA201606615B ZA2016/06615A ZA201606615A ZA201606615B ZA 201606615 B ZA201606615 B ZA 201606615B ZA 2016/06615 A ZA2016/06615 A ZA 2016/06615A ZA 201606615 A ZA201606615 A ZA 201606615A ZA 201606615 B ZA201606615 B ZA 201606615B
Authority
ZA
South Africa
Prior art keywords
base station
communication system
user equipment
mobile communication
mobile
Prior art date
Application number
ZA2016/06615A
Other languages
English (en)
Inventor
Kakishima Yuichi
Nagata Satoshi
Original Assignee
Ntt Docomo Inc A Joint Stock Company Organised And Existing Under The Laws Of Japan
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 Ntt Docomo Inc A Joint Stock Company Organised And Existing Under The Laws Of Japan filed Critical Ntt Docomo Inc A Joint Stock Company Organised And Existing Under The Laws Of Japan
Publication of ZA201606615B publication Critical patent/ZA201606615B/en

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
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • 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
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
    • H04B7/06952—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0868—Hybrid systems, i.e. switching and combining
    • H04B7/088—Hybrid systems, i.e. switching and combining using beam selection
    • 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
    • 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 signalling, i.e. of overhead other than pilot signals
    • H04L5/0055—Physical resource allocation for ACK/NACK
    • 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
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
ZA2016/06615A 2014-03-20 2016-09-23 Mobile communication system, base station, and user equipment ZA201606615B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014059180A JP6121931B2 (ja) 2014-03-20 2014-03-20 移動通信システム、基地局、およびユーザ装置
PCT/JP2014/081369 WO2015141065A1 (ja) 2014-03-20 2014-11-27 移動通信システム、基地局、およびユーザ装置

Publications (1)

Publication Number Publication Date
ZA201606615B true ZA201606615B (en) 2018-05-30

Family

ID=54144061

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2016/06615A ZA201606615B (en) 2014-03-20 2016-09-23 Mobile communication system, base station, and user equipment

Country Status (6)

Country Link
US (1) US11350291B2 (https=)
EP (1) EP3122094A4 (https=)
JP (1) JP6121931B2 (https=)
CN (1) CN106105292B (https=)
WO (1) WO2015141065A1 (https=)
ZA (1) ZA201606615B (https=)

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Also Published As

Publication number Publication date
EP3122094A4 (en) 2017-03-01
JP2015185952A (ja) 2015-10-22
US20170094531A1 (en) 2017-03-30
WO2015141065A1 (ja) 2015-09-24
JP6121931B2 (ja) 2017-04-26
CN106105292B (zh) 2019-12-24
EP3122094A1 (en) 2017-01-25
US11350291B2 (en) 2022-05-31
CN106105292A (zh) 2016-11-09

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