CA3256849A1 - Synchronization signal transmission for mobility - Google Patents

Synchronization signal transmission for mobility

Info

Publication number
CA3256849A1
CA3256849A1 CA3256849A CA3256849A CA3256849A1 CA 3256849 A1 CA3256849 A1 CA 3256849A1 CA 3256849 A CA3256849 A CA 3256849A CA 3256849 A CA3256849 A CA 3256849A CA 3256849 A1 CA3256849 A1 CA 3256849A1
Authority
CA
Canada
Prior art keywords
mobility
signal transmission
synchronization signal
synchronization
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.)
Pending
Application number
CA3256849A
Other languages
English (en)
Inventor
Muhammad Nazmul Islam
Junyi Li
Navid Abedini
Sundar Subramanian
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 CA3256849A1 publication Critical patent/CA3256849A1/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
    • H04B7/0408—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
    • 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
    • H04B7/0682—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 using phase diversity (e.g. phase 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
    • H04B7/06—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
    • H04B7/06966—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping using beam correspondence; using channel reciprocity, e.g. downlink beam training based on uplink sounding reference signal [SRS]
    • 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
    • H04W36/16—Performing reselection for specific purposes
    • H04W36/18—Performing reselection for specific purposes for allowing seamless reselection, e.g. soft reselection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/0005—Synchronisation arrangements synchronizing of arrival of multiple uplinks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • 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
    • 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
    • H04W36/0069—Transmission or use of information for re-establishing the radio link in case of dual connectivity, e.g. decoupled uplink/downlink
    • H04W36/00692—Transmission or use of information for re-establishing the radio link in case of dual connectivity, e.g. decoupled uplink/downlink using simultaneous multiple data streams, e.g. cooperative multipoint [CoMP], carrier aggregation [CA] or multiple input multiple output [MIMO]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
    • H04W48/12—Access restriction or access information delivery, e.g. discovery data delivery using downlink control channel
    • 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
    • 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
    • H04W74/0838—Random access procedures, e.g. with 4-step access using contention-free random access [CFRA]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)
CA3256849A 2017-07-11 2018-07-04 Synchronization signal transmission for mobility Pending CA3256849A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201762531289P 2017-07-11 2017-07-11
US62/531,289 2017-07-11
US16/027,050 US10750476B2 (en) 2017-07-11 2018-07-03 Synchronization signal transmission for mobility
US16/027,050 2018-07-03
CA3066106A CA3066106C (en) 2017-07-11 2018-07-04 EMISSION OF SYNCHRONIZATION SIGNALS FOR MOBILITY PURPOSES

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA3066106A Division CA3066106C (en) 2017-07-11 2018-07-04 EMISSION OF SYNCHRONIZATION SIGNALS FOR MOBILITY PURPOSES

Publications (1)

Publication Number Publication Date
CA3256849A1 true CA3256849A1 (en) 2025-10-31

Family

ID=64999735

Family Applications (2)

Application Number Title Priority Date Filing Date
CA3256849A Pending CA3256849A1 (en) 2017-07-11 2018-07-04 Synchronization signal transmission for mobility
CA3066106A Active CA3066106C (en) 2017-07-11 2018-07-04 EMISSION OF SYNCHRONIZATION SIGNALS FOR MOBILITY PURPOSES

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA3066106A Active CA3066106C (en) 2017-07-11 2018-07-04 EMISSION OF SYNCHRONIZATION SIGNALS FOR MOBILITY PURPOSES

Country Status (8)

Country Link
US (2) US10750476B2 (https=)
EP (2) EP3652989B1 (https=)
JP (1) JP7179820B2 (https=)
KR (1) KR102697504B1 (https=)
CN (2) CN114142904B (https=)
BR (1) BR112020000222A2 (https=)
CA (2) CA3256849A1 (https=)
WO (1) WO2019014033A1 (https=)

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US10750476B2 (en) 2017-07-11 2020-08-18 Qualcomm Incorporated Synchronization signal transmission for mobility
US10374683B2 (en) * 2017-09-07 2019-08-06 Futurewei Technologies, Inc. Apparatus and method for beam failure recovery
US10827364B2 (en) 2018-02-14 2020-11-03 Futurewei Technologies, Inc. Phased array antenna system for fast beam searching
US20200008122A1 (en) * 2018-06-29 2020-01-02 Kymeta Corporation Predictive make-before-break connected vehicle connectivity
US11330639B2 (en) * 2018-11-01 2022-05-10 Qualcomm Incorporated Modified backhaul random access channel
CN111294127B (zh) * 2019-03-29 2022-03-18 北京紫光展锐通信技术有限公司 基于同步资源的数据传输方法及装置、存储介质、用户设备
US11229050B2 (en) 2019-03-29 2022-01-18 Samsung Electronics Co., Ltd. Method and apparatus for frame based equipment operation of NR unlicensed
US11277783B2 (en) * 2019-05-01 2022-03-15 Qualcomm Incorporated Low latency relaying of a notification signal in an integrated access and backhaul network
US11451968B2 (en) 2019-05-21 2022-09-20 Electronics And Telecommunications Research Institute Method for transmitting and receiving discovery burst in shared band
WO2021035610A1 (en) * 2019-08-29 2021-03-04 Mediatek Singapore Pte. Ltd. Synchronization and physical channel structure for v2x sl communications
WO2021084333A1 (en) * 2019-10-31 2021-05-06 Lenovo (Singapore) Pte. Ltd. Transmission using an adapted downlink waveform type
CN110896566B (zh) * 2019-11-18 2022-04-22 腾讯科技（深圳）有限公司 信道确定方法、装置
KR102381003B1 (ko) * 2020-09-23 2022-04-01 성균관대학교산학협력단 무선 네트워크 환경에서 랜덤 빔-스위칭을 이용한 랜덤 액세스 방법 및 장치
CN114364051B (zh) * 2020-09-28 2025-05-13 中兴通讯股份有限公司 用于随机接入过程中的前导码聚合的方法、装置和系统
CN117917170A (zh) * 2021-07-21 2024-04-19 中兴通讯股份有限公司 用于验证随机接入信道时机的系统和方法
EP4613011A1 (en) * 2022-11-02 2025-09-10 Rakuten Symphony, Inc. Enhancements to cbra and cfra l1/l2 triggered mobility
WO2025191840A1 (ja) * 2024-03-15 2025-09-18 株式会社Ｎｔｔドコモ 基地局

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Also Published As

Publication number Publication date
BR112020000222A2 (pt) 2020-07-07
CA3066106A1 (en) 2019-01-17
CN114142904B (zh) 2023-11-10
US20190021071A1 (en) 2019-01-17
EP3652989C0 (en) 2025-06-18
CN114142904A (zh) 2022-03-04
EP3652989B1 (en) 2025-06-18
EP3652989A1 (en) 2020-05-20
CN110915258B (zh) 2022-01-11
US10750476B2 (en) 2020-08-18
JP2020527886A (ja) 2020-09-10
CA3066106C (en) 2025-09-16
WO2019014033A1 (en) 2019-01-17
KR20200024215A (ko) 2020-03-06
KR102697504B1 (ko) 2024-08-21
US20200344724A1 (en) 2020-10-29
EP4221336C0 (en) 2025-08-27
JP7179820B2 (ja) 2022-11-29
CN110915258A (zh) 2020-03-24
EP4221336A1 (en) 2023-08-02
EP4221336B1 (en) 2025-08-27
US11425692B2 (en) 2022-08-23

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