CA3042256A1 - Fallback beam selection procedure during failure of beam change instruction reception - Google Patents

Fallback beam selection procedure during failure of beam change instruction reception Download PDF

Info

Publication number
CA3042256A1
CA3042256A1 CA3042256A CA3042256A CA3042256A1 CA 3042256 A1 CA3042256 A1 CA 3042256A1 CA 3042256 A CA3042256 A CA 3042256A CA 3042256 A CA3042256 A CA 3042256A CA 3042256 A1 CA3042256 A1 CA 3042256A1
Authority
CA
Canada
Prior art keywords
base station
change instruction
received
candidate beams
reference signal
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.)
Pending
Application number
CA3042256A
Other languages
English (en)
French (fr)
Inventor
Muhammad Nazmul ISLAM
Junyi Li
Tao Luo
Bilal SADIQ
Sony Akkarakaran
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.)
Qualcomm Inc
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of CA3042256A1 publication Critical patent/CA3042256A1/en
Pending legal-status Critical Current

Links

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
    • H04B7/0686—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
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/046—Wireless resource allocation based on the type of the allocated resource the resource being in the space domain, e.g. beams
    • 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
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • 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
    • H04B7/0408—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • 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
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H04W36/0058—Transmission of hand-off measurement information, e.g. measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H04W36/0079—Transmission or use of information for re-establishing the radio link in case of hand-off failure or rejection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/06—Reselecting a communication resource in the serving access point
    • 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
    • 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
    • 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
    • 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
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H04W76/27—Transitions between radio resource control [RRC] states
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
CA3042256A 2016-12-20 2017-12-04 Fallback beam selection procedure during failure of beam change instruction reception Pending CA3042256A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201662436966P 2016-12-20 2016-12-20
US62/436,966 2016-12-20
US15/685,872 2017-08-24
US15/685,872 US9900891B1 (en) 2016-12-20 2017-08-24 Fallback beam selection procedure during failure of beam change instruction reception
PCT/US2017/064535 WO2018118409A1 (en) 2016-12-20 2017-12-04 Fallback beam selection procedure during failure of beam change instruction reception

Publications (1)

Publication Number Publication Date
CA3042256A1 true CA3042256A1 (en) 2018-06-28

Family

ID=61188132

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3042256A Pending CA3042256A1 (en) 2016-12-20 2017-12-04 Fallback beam selection procedure during failure of beam change instruction reception

Country Status (9)

Country Link
US (1) US9900891B1 (enExample)
EP (2) EP3560237B9 (enExample)
JP (2) JP7213810B2 (enExample)
KR (2) KR102698598B1 (enExample)
CN (2) CN115278801A (enExample)
BR (1) BR112019011962A2 (enExample)
CA (1) CA3042256A1 (enExample)
TW (1) TWI744439B (enExample)
WO (1) WO2018118409A1 (enExample)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10327183B2 (en) * 2016-12-21 2019-06-18 Telefonaktiebolaget Lm Ericsson (Publ) Link switch in a wireless communication system
CN112087814B (zh) * 2016-12-26 2022-10-28 Oppo广东移动通信有限公司 随机接入方法和装置
CN109617575B (zh) 2016-12-28 2020-06-30 上海朗帛通信技术有限公司 一种被用于多天线传输的ue、基站中的方法和装置
US12244527B2 (en) * 2017-02-03 2025-03-04 Ntt Docomo, Inc. User terminal and radio communication method
EP3602818B1 (en) * 2017-03-22 2021-04-07 Telefonaktiebolaget LM Ericsson (PUBL) Methods, network node and wireless terminal for beam tracking when beamforming is employed
US10686505B2 (en) * 2017-03-23 2020-06-16 Samsung Electronics Co., Ltd. Method and apparatus for beam recovery of single/multi-beam pair link (BPL) in multi-beam based system
WO2018171746A1 (en) 2017-03-24 2018-09-27 Mediatek Inc. Apparatuses and methods for on-demand system information (si) request through a random access procedure
EP3603248B1 (en) * 2017-03-24 2024-05-01 Mediatek Inc. Apparatuses and methods for beam identification through the physical random access channel (prach) and efficient prach resource utilization
CN108923896B (zh) 2017-04-19 2021-03-26 上海朗帛通信技术有限公司 一种被用于寻呼的用户设备、基站中的方法和装置
WO2018201457A1 (en) * 2017-05-05 2018-11-08 Mediatek Singapore Pte. Ltd. Handling of intermittent disconnection in a millimeter wave (mmw) system
US11888771B2 (en) 2017-05-05 2024-01-30 Qualcomm Incorporated Beam procedure information for channel state information reference signals (CSI-RS)
EP3639606B1 (en) * 2017-06-16 2025-03-19 Motorola Mobility LLC Performing multiple random access procedures
US10567064B2 (en) * 2017-09-08 2020-02-18 At&T Intellectual Property I, L.P. Beam recovery for partial control channel failure
US11240809B2 (en) * 2017-09-20 2022-02-01 Asustek Computer Inc. Method and apparatus of beam determination in a wireless communication system
US10784944B2 (en) 2018-01-09 2020-09-22 Ofinno, Llc Timing advance in beam failure recovery request transmission
US10966183B2 (en) * 2018-01-12 2021-03-30 Apple Inc. Beam indication considering beam failure recovery in new radio
US10660101B2 (en) 2018-03-02 2020-05-19 At&T Intellectual Property I, L.P. Identifying a beam in 5G wireless communication systems
CN110299935B (zh) * 2018-03-21 2022-11-08 中兴通讯股份有限公司 一种通信方法、基站、终端、存储介质、电子装置
US10601477B2 (en) * 2018-04-05 2020-03-24 Qualcomm Incorporated Initial integration of wireless devices in an integrated access and backhaul system
KR102495977B1 (ko) 2018-04-12 2023-02-03 삼성전자 주식회사 무선 통신 시스템에서 단말 및 이의 제어 방법
CN118677491A (zh) * 2018-05-10 2024-09-20 诺基亚技术有限公司 辅小区波束恢复
EP3794739B1 (en) * 2018-07-02 2025-09-24 Huawei Technologies Co., Ltd. System and method for link recovery with discontinuous reception
CN110677928B (zh) * 2018-07-03 2021-05-28 上海朗帛通信技术有限公司 一种被用于无线通信的用户设备、基站中的方法和装置
CN109156039A (zh) * 2018-08-07 2019-01-04 北京小米移动软件有限公司 信息上报方法、装置、终端及存储介质
CN112840737A (zh) * 2018-08-09 2021-05-25 株式会社Ntt都科摩 用户终端以及无线通信方法
CN112789808B (zh) 2018-08-10 2024-01-30 株式会社Ntt都科摩 用户终端以及无线通信方法
US10778313B2 (en) 2018-08-17 2020-09-15 Qualcomm Incorporated Techniques for beam failure recovery in wireless communications
US20200059965A1 (en) * 2018-08-17 2020-02-20 Nokia Technologies Oy Method for beamformed access in unlicensed band using rts and cts
KR102553888B1 (ko) * 2018-09-13 2023-07-11 삼성전자주식회사 빔을 제어하는 방법 및 그 전자 장치
CN110958693A (zh) * 2018-09-27 2020-04-03 索尼公司 电子设备和通信方法
CN109194372B (zh) * 2018-10-24 2021-02-09 新华三技术有限公司成都分公司 抄表方法及基站
US10447375B1 (en) * 2019-03-25 2019-10-15 Qualcomm Incorporated Preventing frequent beam switching
US11638255B2 (en) * 2019-06-21 2023-04-25 Qualcomm Incorporated Techniques updating beams in periodic transmissions
CN113316902B (zh) * 2019-06-28 2022-08-09 华为技术有限公司 用于确定相控阵天线的动态波束对应的方法和装置
US11395155B2 (en) * 2019-07-05 2022-07-19 Qualcomm Incorporated Virtual serving beam tracking in millimeter wave wireless systems
US10778317B1 (en) 2019-07-22 2020-09-15 Sprint Communications Company L.P. System and method for intra-cell beam switching based on configurable physical layer event detection
US11653345B2 (en) * 2019-09-24 2023-05-16 Qualcomm Incorporated Beam selection criteria for single carrier waveform
CN112584443B (zh) * 2019-09-27 2025-02-07 苹果公司 辅助小区链路恢复请求传输
EP3799518A1 (en) * 2019-09-27 2021-03-31 Apple Inc. Secondary cell link recovery request transmission
US11490270B2 (en) * 2019-12-18 2022-11-01 Qualcomm Incorporated Apparatus and methods for measuring beams during mobility in wireless communications
CN113141655B (zh) * 2020-01-19 2022-08-19 华为技术有限公司 一种波束选择方法及通信装置
CN113225812B (zh) * 2020-01-21 2023-04-07 维沃移动通信有限公司 一种确定波束信息的方法、终端及网络设备
US11916725B2 (en) * 2020-02-07 2024-02-27 Qualcomm Incorporated Determining a duration of a resetting time period after uplink beam failure
US11956184B2 (en) * 2020-06-05 2024-04-09 Qualcomm Incorporated Autonomous fallback for full-duplex beam pair
CN113949421B (zh) * 2020-07-17 2023-02-24 维沃移动通信有限公司 确定波束信息的方法、装置及电子设备
US12063538B2 (en) * 2020-09-23 2024-08-13 Qualcomm Incorporated Measurement report for mixed downlink reference signal reporting
WO2022082385A1 (en) * 2020-10-19 2022-04-28 Nokia Shanghai Bell Co., Ltd. Mechanism for beam-shaping coordination
CN114390696A (zh) * 2020-10-22 2022-04-22 索尼公司 电子设备、通信方法和存储介质
US11515927B2 (en) * 2020-10-30 2022-11-29 Qualcomm Incorporated Beam management with backtracking and dithering
US11784758B2 (en) * 2021-02-18 2023-10-10 Qualcomm Incorporated Hybrid automatic repeat request (HARQ) procedure using multiple beams in a wireless wide area network (WWAN)
US12316408B2 (en) * 2021-05-24 2025-05-27 Samsung Electronics Co., Ltd. Beam determination method, apparatus, electronic device and computer readable storage medium

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060098580A1 (en) * 2004-11-08 2006-05-11 Qinghua Li Apparatus and method capable of beam forming adjustments
EP2203986A4 (en) * 2007-10-04 2013-05-22 Apple Inc MAKING SPATIAL RAYS IN A CELL SEGMENT
US8510433B2 (en) * 2009-11-06 2013-08-13 Nec Laboratories America, Inc. Beam combination methods and systems for adapting communication links to varying channel conditions
US20120307621A1 (en) * 2011-06-02 2012-12-06 Qualcomm Incorporated System, apparatus, and method for reducing recovery failure delay in wireless communication systems
KR101839386B1 (ko) 2011-08-12 2018-03-16 삼성전자주식회사 무선 통신 시스템에서의 적응적 빔포밍 장치 및 방법
KR101847400B1 (ko) * 2011-09-01 2018-04-10 삼성전자주식회사 무선 통신 시스템에서 최적의 빔을 선택하기 위한 장치 및 방법
WO2013039352A2 (en) * 2011-09-16 2013-03-21 Samsung Electronics Co., Ltd. Method and apparatus for beam allocation in wireless communication system
KR102016685B1 (ko) * 2011-10-19 2019-08-30 삼성전자 주식회사 무선통신 시스템에서 상향링크 제어 방법 및 장치
CN103096372B (zh) * 2011-11-02 2016-04-06 上海贝尔股份有限公司 一种用于在切换过程中计算波束成形因子的方法与设备
US9591645B2 (en) * 2012-02-17 2017-03-07 Samsung Electronics Co., Ltd. Method and apparatus for operating control channels for beamforming-based wireless communication
KR101881847B1 (ko) * 2012-02-21 2018-08-24 삼성전자주식회사 통신 시스템에서 신호를 송수신하는 방법 및 장치
KR102008467B1 (ko) 2012-12-27 2019-08-07 삼성전자주식회사 빔포밍 기반 무선 통신시스템의 상향링크 전력 제어 방법 및 장치
US20150382205A1 (en) * 2013-01-25 2015-12-31 Interdigital Patent Holdings, Inc. Methods and apparatus for vertical beamforming
WO2015032101A1 (zh) 2013-09-09 2015-03-12 华为技术有限公司 一种波束追踪的方法、装置和系统
KR102180959B1 (ko) * 2013-12-09 2020-11-19 삼성전자주식회사 무선통신 시스템의 빔 스위핑 패턴 조정 방법 및 장치
US9954590B2 (en) 2014-05-23 2018-04-24 Mediatek Inc. Methods for efficient beam training and communications apparatus and network control device utilizing the same
US9876549B2 (en) * 2014-05-23 2018-01-23 Mediatek Inc. Methods for efficient beam training and communications apparatus and network control device utilizing the same
US9853707B2 (en) * 2014-09-16 2017-12-26 Mediatek Inc Channel state information collection for wireless communication system with beamforming
KR20160056239A (ko) * 2014-11-11 2016-05-19 한국전자통신연구원 이동 통신 네트워크에서의 빔 스위칭을 위한 방법 및 장치
KR102233630B1 (ko) * 2014-12-19 2021-03-30 한국전자통신연구원 이동통신 네트워크에서의 빔 스위칭 방법 및 장치
KR102382911B1 (ko) * 2014-12-30 2022-04-06 한국전자통신연구원 이동 통신 시스템에서의 초기 접속 방법 및 장치
CN107005858B (zh) * 2015-02-13 2020-09-29 联发科技（新加坡）私人有限公司 波束追踪以及恢复的方法以及用户设备
CN105556869A (zh) * 2015-05-12 2016-05-04 瑞典爱立信有限公司 用于波束选择的方法和设备
CN107925937B (zh) * 2015-06-12 2021-01-12 瑞典爱立信有限公司 波束成形系统的移动性
US10098030B2 (en) * 2015-08-20 2018-10-09 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for measurement and report
WO2017123060A1 (en) * 2016-01-14 2017-07-20 Samsung Electronics Co., Ltd. System, method, and apparatus of beam-tracking and beam feedback operation in a beam-forming based system

Also Published As

Publication number Publication date
EP3560237C0 (en) 2023-09-27
KR20190097024A (ko) 2019-08-20
BR112019011962A2 (pt) 2019-11-05
JP7213810B2 (ja) 2023-01-27
KR102698598B1 (ko) 2024-08-23
JP7461421B2 (ja) 2024-04-03
CN115278801A (zh) 2022-11-01
TWI744439B (zh) 2021-11-01
TW201828740A (zh) 2018-08-01
CN110089152A (zh) 2019-08-02
WO2018118409A1 (en) 2018-06-28
EP3560237B1 (en) 2023-09-27
US9900891B1 (en) 2018-02-20
EP3560237B9 (en) 2024-05-29
KR102588724B1 (ko) 2023-10-12
JP2022164737A (ja) 2022-10-27
EP4224933A1 (en) 2023-08-09
EP3560237A1 (en) 2019-10-30
KR20230118193A (ko) 2023-08-10
JP2020502914A (ja) 2020-01-23

Similar Documents

Publication Publication Date Title
JP7461421B2 (ja) ビーム変更命令受信の失敗中のフォールバックビーム選択手順
US11032823B2 (en) Informing base station regarding user equipment's reception of beam change instruction
US11075725B2 (en) System and method for beam adjustment request
AU2022224854B2 (en) Mapping between a control beam and a data channel beam
EP3465941B1 (en) Time division multiplexing of synchronization channels
EP3446410B1 (en) Beam reference signal based narrowband channel measurement and cqi reporting
EP3465942B1 (en) Time division multiplexing of synchronization channels
CA3021224A1 (en) Time division multiplexing of synchronization channels
WO2018144247A1 (en) Mask for reference signal measurements

Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20220902

EEER Examination request

Effective date: 20220902

EEER Examination request

Effective date: 20220902

EEER Examination request

Effective date: 20220902

EEER Examination request

Effective date: 20220902

EEER Examination request

Effective date: 20220902

EEER Examination request

Effective date: 20220902