KR20240112849A - Ssb-없는 dl bwp에서 rach 및 sdt에 대한 동기화를 위한 방법 및 장치 - Google Patents

Ssb-없는 dl bwp에서 rach 및 sdt에 대한 동기화를 위한 방법 및 장치 Download PDF

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Publication number
KR20240112849A
KR20240112849A KR1020247017532A KR20247017532A KR20240112849A KR 20240112849 A KR20240112849 A KR 20240112849A KR 1020247017532 A KR1020247017532 A KR 1020247017532A KR 20247017532 A KR20247017532 A KR 20247017532A KR 20240112849 A KR20240112849 A KR 20240112849A
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KR
South Korea
Prior art keywords
bwp
procedure
ssb
sdt
reference signal
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Pending
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KR1020247017532A
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English (en)
Korean (ko)
Inventor
징 레이
차오 웨이
피터 갈
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퀄컴 인코포레이티드
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Publication of KR20240112849A publication Critical patent/KR20240112849A/ko
Pending legal-status Critical Current

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Classifications

    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
    • 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
    • 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
    • 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
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
    • 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
    • H04W72/0457—Variable allocation of band or rate
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • 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
    • 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
    • H04W72/231—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 layers above the physical layer, e.g. RRC or MAC-CE signalling
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0866—Non-scheduled access, e.g. ALOHA using a dedicated channel for access
    • H04W74/0891—Non-scheduled access, e.g. ALOHA using a dedicated channel for access for synchronized access
    • 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
    • H04B7/0696—Determining beam pairs
    • 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
    • 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
    • H04W74/0836—Random access procedures, e.g. with 4-step access with 2-step access
    • 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)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020247017532A 2021-12-03 2022-12-02 Ssb-없는 dl bwp에서 rach 및 sdt에 대한 동기화를 위한 방법 및 장치 Pending KR20240112849A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
PCT/CN2021/135467 WO2023097682A1 (en) 2021-12-03 2021-12-03 Synchronization for rach and sdt in ssb-less dl bwp
CNPCT/CN2021/135467 2021-12-03
PCT/CN2022/136114 WO2023098854A1 (en) 2021-12-03 2022-12-02 Method and apparatus for synchronization for rach and sdt in ssb-less dl bwp

Publications (1)

Publication Number Publication Date
KR20240112849A true KR20240112849A (ko) 2024-07-19

Family

ID=86611363

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020247017532A Pending KR20240112849A (ko) 2021-12-03 2022-12-02 Ssb-없는 dl bwp에서 rach 및 sdt에 대한 동기화를 위한 방법 및 장치

Country Status (7)

Country Link
US (1) US20240406896A1 (https=)
EP (1) EP4442060A4 (https=)
JP (1) JP2024543905A (https=)
KR (1) KR20240112849A (https=)
CN (1) CN118318486A (https=)
TW (1) TW202327390A (https=)
WO (2) WO2023097682A1 (https=)

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US20240147443A1 (en) * 2022-10-28 2024-05-02 Nokia Technologies Oy Coexistence in telecommunication systems
US20240147432A1 (en) * 2022-11-01 2024-05-02 Mediatek Inc. Method And Apparatus For Supporting Small Data Transmission On A Bandwidth Part With Non-Cell-Defining Synchronization Signal Block
CN121795046A (zh) * 2023-08-09 2026-04-03 Lg电子株式会社 无线通信系统中操作无同步信号和物理广播信道块的小区的设备和方法
KR20260042591A (ko) * 2023-08-09 2026-03-31 애플 인크. 대역간 SSB-less 캐리어 집성의 시그널링 및 능력
WO2025033928A1 (ko) * 2023-08-10 2025-02-13 엘지전자 주식회사 Ssb-less scell에 대한 통신 방법
CN117716748A (zh) * 2023-10-30 2024-03-15 北京小米移动软件有限公司 通信方法、网络设备、终端、通信系统和存储介质
WO2025111912A1 (en) * 2023-11-30 2025-06-05 Apple Inc. Methods for beam indication and timing adjustment (ta) management for ssb-less wireless communication
WO2025116644A1 (ko) * 2023-12-01 2025-06-05 엘지전자 주식회사 무선 통신 시스템에서 주문형 동기 신호 블록을 활용하는 방법 및 장치
US20250247912A1 (en) * 2024-01-29 2025-07-31 Qualcomm Incorporated Procedures for small data transmission

Family Cites Families (15)

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US10687365B2 (en) * 2017-08-01 2020-06-16 Htc Corporation Device and method of handling bandwidth parts
WO2019092944A1 (ja) * 2017-11-13 2019-05-16 日本電気株式会社 無線アクセスネットワークノード並びにその方法及び非一時的なコンピュータ可読媒体
CN110198568B (zh) * 2018-02-24 2021-03-09 维沃移动通信有限公司 带宽变换的方法和用户设备
US11245510B2 (en) * 2019-05-02 2022-02-08 Ofinno, Llc Beam failure recovery procedure for bandwidth parts
WO2021035678A1 (en) * 2019-08-30 2021-03-04 Qualcomm Incorporated Beam management for bandwidth part not including synchronization signal block
CN112702788B (zh) * 2019-10-23 2023-05-09 中国移动通信有限公司研究院 信息传输方法、装置、相关设备及存储介质
CN113518453A (zh) * 2020-04-10 2021-10-19 夏普株式会社 数据传输方法以及用户设备
US11937197B2 (en) * 2020-04-17 2024-03-19 Qualcomm Incorporated Techniques for using a synchronization signal block for measurements
US11832350B2 (en) * 2020-05-07 2023-11-28 Samsung Electronics Co., Ltd. System and method for providing early indication by reduced capability NR device
WO2022193195A1 (zh) * 2021-03-17 2022-09-22 北京小米移动软件有限公司 一种带宽部分配置方法、带宽部分配置装置及存储介质
WO2023279297A1 (zh) * 2021-07-07 2023-01-12 北京小米移动软件有限公司 随机接入方法、装置及存储介质
CN117813883A (zh) * 2021-08-04 2024-04-02 富士通株式会社 收发信号的方法、装置和通信系统
US12574972B2 (en) * 2021-11-05 2026-03-10 Qualcomm Incorporated Rach timeline incorporating bandwidth part switch to receive a synchronization signal block
US12262272B2 (en) * 2022-02-18 2025-03-25 Qualcomm Incorporated Cell selection and re-selection procedures for reduced capability user equipment
US12426126B2 (en) * 2022-02-18 2025-09-23 Qualcomm Incorporated Idle/inactive mode procedures for reduced capability user equipment

Also Published As

Publication number Publication date
WO2023097682A1 (en) 2023-06-08
EP4442060A1 (en) 2024-10-09
JP2024543905A (ja) 2024-11-26
WO2023098854A1 (en) 2023-06-08
EP4442060A4 (en) 2025-10-22
US20240406896A1 (en) 2024-12-05
CN118318486A (zh) 2024-07-09
TW202327390A (zh) 2023-07-01

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