JP2025513796A - Ｍｉｍｏシステムにおけるビーム障害回復のための方法及び装置 - Google Patents

Ｍｉｍｏシステムにおけるビーム障害回復のための方法及び装置 Download PDF

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Publication number
JP2025513796A
JP2025513796A JP2024559387A JP2024559387A JP2025513796A JP 2025513796 A JP2025513796 A JP 2025513796A JP 2024559387 A JP2024559387 A JP 2024559387A JP 2024559387 A JP2024559387 A JP 2024559387A JP 2025513796 A JP2025513796 A JP 2025513796A
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JP
Japan
Prior art keywords
wtru
bfd
bfrq
beam failure
resources
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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.)
Pending
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JP2024559387A
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English (en)
Japanese (ja)
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JP2025513796A5 (https=
Inventor
ジュン－リン パン、カイル
チャン、グオドン
ショジェイファード、アルマン
インミン ツァイ、アラン
セルダール タン、アフメット
スヴェドマン、パトリック
Original Assignee
インターデイジタル パテント ホールディングス インコーポレイテッド
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Publication of JP2025513796A publication Critical patent/JP2025513796A/ja
Publication of JP2025513796A5 publication Critical patent/JP2025513796A5/ja
Pending legal-status Critical Current

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Classifications

    • 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
    • H04B7/063—Parameters other than those covered in groups H04B7/0623 - H04B7/0634, e.g. channel matrix rank or transmit mode selection
    • 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
    • H04B7/06964—Re-selection of one or more beams after beam failure
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H04L5/0094—Indication of how sub-channels of the path are allocated
    • 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
    • H04W72/232—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the physical layer, e.g. DCI signalling
    • 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)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2024559387A 2022-04-08 2023-04-07 Ｍｉｍｏシステムにおけるビーム障害回復のための方法及び装置 Pending JP2025513796A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202263329229P 2022-04-08 2022-04-08
US63/329,229 2022-04-08
PCT/US2023/017850 WO2023196574A1 (en) 2022-04-08 2023-04-07 Method and apparatus for beam failure recovery in mimo systems

Publications (2)

Publication Number Publication Date
JP2025513796A true JP2025513796A (ja) 2025-04-30
JP2025513796A5 JP2025513796A5 (https=) 2026-04-15

Family

ID=86272201

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024559387A Pending JP2025513796A (ja) 2022-04-08 2023-04-07 Ｍｉｍｏシステムにおけるビーム障害回復のための方法及び装置

Country Status (5)

Country Link
US (1) US20250253922A1 (https=)
EP (1) EP4505627A1 (https=)
JP (1) JP2025513796A (https=)
CN (1) CN119156779A (https=)
WO (1) WO2023196574A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230421229A1 (en) * 2022-06-24 2023-12-28 Qualcomm Incorporated Methods for ue to request gnb tci state switch for blockage conditions
US20250309967A1 (en) * 2024-03-28 2025-10-02 Samsung Electronics Co., Ltd. Beam failure recovery for seamless mobility

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114097286B (zh) * 2019-07-26 2023-05-23 汉尼拔Ip有限责任公司 用于波束故障恢复的调度请求资源优化方法及用户装置
US12418805B2 (en) * 2019-09-24 2025-09-16 Qualcomm Incorporated Beam failure detection (BFD) behavior after receiving beam failure recovery (BFR) response
US11950112B2 (en) * 2020-08-05 2024-04-02 Acer Incorporated User equipment for beam failure detection and beam failure detection method

Also Published As

Publication number Publication date
CN119156779A (zh) 2024-12-17
WO2023196574A1 (en) 2023-10-12
EP4505627A1 (en) 2025-02-12
US20250253922A1 (en) 2025-08-07

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