JP7746388B2 - 端末、無線通信方法、基地局及びシステム - Google Patents

端末、無線通信方法、基地局及びシステム

Info

Publication number
JP7746388B2
JP7746388B2 JP2023538183A JP2023538183A JP7746388B2 JP 7746388 B2 JP7746388 B2 JP 7746388B2 JP 2023538183 A JP2023538183 A JP 2023538183A JP 2023538183 A JP2023538183 A JP 2023538183A JP 7746388 B2 JP7746388 B2 JP 7746388B2
Authority
JP
Japan
Prior art keywords
ssb
msg
qcl
synchronization signal
transmission
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
JP2023538183A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2023007723A1 (https=
Inventor
祐輝 松村
浩樹 原田
尚哉 芝池
春陽 越後
聡 永田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NTT Docomo Inc
Original Assignee
NTT Docomo Inc
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 filed Critical NTT Docomo Inc
Publication of JPWO2023007723A1 publication Critical patent/JPWO2023007723A1/ja
Application granted granted Critical
Publication of JP7746388B2 publication Critical patent/JP7746388B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • 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
    • H04B7/06968—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping using quasi-colocation [QCL] between signals
    • 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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • 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
    • 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
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • H04W56/0015—Synchronization between nodes one node acting as a reference for the others
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/002—Transmission of channel access control information
    • H04W74/006—Transmission of channel access control information in the downlink, i.e. towards the terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2023538183A 2021-07-30 2021-07-30 端末、無線通信方法、基地局及びシステム Active JP7746388B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/028426 WO2023007723A1 (ja) 2021-07-30 2021-07-30 端末、無線通信方法及び基地局

Publications (2)

Publication Number Publication Date
JPWO2023007723A1 JPWO2023007723A1 (https=) 2023-02-02
JP7746388B2 true JP7746388B2 (ja) 2025-09-30

Family

ID=85086550

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023538183A Active JP7746388B2 (ja) 2021-07-30 2021-07-30 端末、無線通信方法、基地局及びシステム

Country Status (5)

Country Link
US (1) US20240349204A1 (https=)
EP (1) EP4380214A4 (https=)
JP (1) JP7746388B2 (https=)
CN (1) CN118104271A (https=)
WO (1) WO2023007723A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11785590B2 (en) * 2021-12-01 2023-10-10 Qualcomm Incorporated Measuring primary synchronization signal (PSS) symbol to speed up user equipment (UE) beam refinement
US20250106767A1 (en) * 2023-09-21 2025-03-27 Qualcomm Incorporated Beamforming configuration of synchronization signals
WO2025242918A1 (en) 2024-05-23 2025-11-27 Medizinische Universität Wien Pentamidine for use in the treatment or prevention of sexually transmitted infections caused by chlamydia spp. or neisseria spp.

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020102358A2 (en) 2018-11-14 2020-05-22 Qualcomm Incorporated Control search space overlap indication
WO2020164594A1 (zh) 2019-02-15 2020-08-20 维沃移动通信有限公司 测量处理方法、参数配置方法、终端和网络设备
WO2021009821A1 (ja) 2019-07-12 2021-01-21 株式会社Ｎｔｔドコモ 端末

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3711431B1 (en) * 2017-11-16 2022-06-01 Telefonaktiebolaget LM Ericsson (publ) Random access procedure

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020102358A2 (en) 2018-11-14 2020-05-22 Qualcomm Incorporated Control search space overlap indication
WO2020164594A1 (zh) 2019-02-15 2020-08-20 维沃移动通信有限公司 测量处理方法、参数配置方法、终端和网络设备
WO2021009821A1 (ja) 2019-07-12 2021-01-21 株式会社Ｎｔｔドコモ 端末

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Ericsson，Additional synchronization provision[online]，3GPP TSG RAN WG1 #90b R1-1717761，Retrieved from <http://www.3gpp.org/ftp/tsg_ran/WG1_RL1/TSGR1_90b/Docs/R1-1717761.zip>，2017年10月03日，[retrieved on 2025.06.06]
vivo，Remaining Issues on RACH Procedure in NR-U[online]，3GPP TSG RAN WG2 #108 R2-1914365，Retrieved from <https://www.3gpp.org/ftp/tsg_ran/WG2_RL2/TSGR2_108/Docs/R2-1914365.zip>，2019年11月08日，[retrieved on 2025.06.06]

Also Published As

Publication number Publication date
WO2023007723A1 (ja) 2023-02-02
JPWO2023007723A1 (https=) 2023-02-02
EP4380214A1 (en) 2024-06-05
US20240349204A1 (en) 2024-10-17
CN118104271A (zh) 2024-05-28
EP4380214A4 (en) 2025-04-23

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