KR20250017760A - 비주기적 추적 기준 신호 - Google Patents

비주기적 추적 기준 신호 Download PDF

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Publication number
KR20250017760A
KR20250017760A KR1020257002037A KR20257002037A KR20250017760A KR 20250017760 A KR20250017760 A KR 20250017760A KR 1020257002037 A KR1020257002037 A KR 1020257002037A KR 20257002037 A KR20257002037 A KR 20257002037A KR 20250017760 A KR20250017760 A KR 20250017760A
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KR
South Korea
Prior art keywords
reference signal
wireless communications
aperiodic
channel
trs
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
KR1020257002037A
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English (en)
Korean (ko)
Inventor
우석 남
타오 루오
Original Assignee
퀄컴 인코포레이티드
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 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20250017760A publication Critical patent/KR20250017760A/ko
Pending legal-status Critical Current

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Classifications

    • 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
    • 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
    • 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
    • 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
    • H04L5/0058—Allocation criteria
    • H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
    • 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
    • H04L5/0078—Timing of allocation
    • H04L5/0082—Timing of allocation at predetermined intervals
    • 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
    • H04L5/0078—Timing of allocation
    • H04L5/0085—Timing of allocation when channel conditions change
    • 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
    • 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
    • H04L5/0096—Indication of changes in allocation
    • 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
    • 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
    • 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
    • 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
    • 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
    • H04B7/0413—MIMO systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
    • H04W80/08—Upper layer protocols

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Burglar Alarm Systems (AREA)
KR1020257002037A 2017-10-18 2018-10-17 비주기적 추적 기준 신호 Pending KR20250017760A (ko)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US201762574185P 2017-10-18 2017-10-18
US62/574,185 2017-10-18
US16/162,078 US11258566B2 (en) 2017-10-18 2018-10-16 Aperiodic tracking reference signal
US16/162,078 2018-10-16
KR1020207010602A KR102759415B1 (ko) 2017-10-18 2018-10-17 비주기적 추적 기준 신호
PCT/US2018/056229 WO2019079406A1 (en) 2017-10-18 2018-10-17 APERIODIC TRACKING REFERENCE SIGNAL

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020207010602A Division KR102759415B1 (ko) 2017-10-18 2018-10-17 비주기적 추적 기준 신호

Publications (1)

Publication Number Publication Date
KR20250017760A true KR20250017760A (ko) 2025-02-04

Family

ID=66096642

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020257002037A Pending KR20250017760A (ko) 2017-10-18 2018-10-17 비주기적 추적 기준 신호
KR1020207010602A Active KR102759415B1 (ko) 2017-10-18 2018-10-17 비주기적 추적 기준 신호

Family Applications After (1)

Application Number Title Priority Date Filing Date
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Country Status (9)

Country Link
US (2) US11258566B2 (enExample)
EP (2) EP3698505B1 (enExample)
JP (1) JP7305629B2 (enExample)
KR (2) KR20250017760A (enExample)
CN (2) CN115085892B (enExample)
BR (1) BR112020007411A2 (enExample)
CA (1) CA3075514A1 (enExample)
TW (1) TWI790300B (enExample)
WO (1) WO2019079406A1 (enExample)

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WO2018201450A1 (en) 2017-05-05 2018-11-08 Motorola Mobility Llc Indicating a beam switch request
US11258566B2 (en) 2017-10-18 2022-02-22 Qualcomm Incorporated Aperiodic tracking reference signal
CN110475364B (zh) * 2018-05-09 2021-03-26 维沃移动通信有限公司 一种非周期跟踪参考信号的接收方法及终端
KR102645643B1 (ko) * 2018-05-21 2024-03-11 삼성전자 주식회사 무선 통신 시스템을 위한 기준 신호 송수신 방법 및 장치
US11968152B2 (en) * 2018-08-09 2024-04-23 Zte Corporation Antenna group operations for wireless systems
US10856227B2 (en) * 2018-09-28 2020-12-01 Mediatek Inc. Triggering adaptation mechanisms for UE power-saving
US11456836B2 (en) 2019-10-02 2022-09-27 Qualcomm Incorporated Implicit signaling of large-scale channel properties across multiple tracking reference signal transmissions
US11728944B2 (en) * 2020-01-10 2023-08-15 Qualcomm Incorporated Reference signal resource configuration
CN114830788B (zh) * 2020-02-12 2025-12-05 苹果公司 用于跟踪参考信号（trs）增强的方法
US11778552B2 (en) * 2020-04-09 2023-10-03 Qualcomm Incorporated Tracking reference signal (TRS) for idle mode user equipment (UE)
US11310021B2 (en) * 2020-05-18 2022-04-19 Qualcomm Incorporated Uplink doppler metric estimation based on a downlink reference signal
US11483112B2 (en) 2020-05-18 2022-10-25 Qualcomm Incorporated Uplink doppler metric estimation based on an uplink reference signal
US12218868B2 (en) * 2020-06-02 2025-02-04 Qualcomm Incorporated Amplitude-modulated phase tracking reference signals for a multilayer communication link
US20230217487A1 (en) * 2020-06-24 2023-07-06 Qualcomm Incorporated Channel occupancy time sharing based on received signal strength
US11849362B2 (en) * 2020-07-02 2023-12-19 Qualcomm Incorporated Retransmission after bandwidth part switching
US12075384B2 (en) * 2020-08-28 2024-08-27 Qualcomm Incorporated Techniques for flexible reference signal patterns in wireless communications systems
US11601182B2 (en) * 2021-03-19 2023-03-07 Lg Electronics Inc. Method of transmitting and receiving data in wireless communication system supporting full-duplex radio and apparatus therefor
US12432097B2 (en) 2021-05-07 2025-09-30 Apple Inc. Tracking reference signal (TRS) enhancement with doppler shift pre-compensation
US12213084B2 (en) * 2022-04-25 2025-01-28 Qualcomm Incorporated Aperiodic tracking reference signal triggering mechanism to update tracking reference signal power
EP4664808A1 (en) * 2023-02-10 2025-12-17 Beijing Xiaomi Mobile Software Co., Ltd. Tracking reference signal (trs) configuration method, and apparatus therefor

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CN101998497B (zh) * 2009-08-19 2013-03-27 中兴通讯股份有限公司 一种非周期上报信道状态信息的方法及装置
KR101652248B1 (ko) * 2010-02-11 2016-08-30 주식회사 팬택 채널추정 기준신호의 주기/비주기 전송 스위칭 방법, 그를 이용한 채널추정 기준신호의 송수신 장치 및 방법
US9407409B2 (en) * 2010-02-23 2016-08-02 Qualcomm Incorporated Channel state information reference signals
US9985709B2 (en) * 2013-01-14 2018-05-29 Lg Electronics Inc. Method for reporting channel state information for three-dimensional beamforming in wireless communication system and device therefor
US9900872B2 (en) * 2013-04-17 2018-02-20 Futurewei Technologies, Inc. Systems and methods for adaptive transmissions in wireless network
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JP6121931B2 (ja) * 2014-03-20 2017-04-26 株式会社Ｎｔｔドコモ 移動通信システム、基地局、およびユーザ装置
KR20150123105A (ko) * 2014-04-24 2015-11-03 삼성전자주식회사 이동통신시스템에서 비주기적 채널 상태 정보 보고 방법 및 장치
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Also Published As

Publication number Publication date
CN111226413B (zh) 2022-08-09
US20220140978A1 (en) 2022-05-05
JP2021500795A (ja) 2021-01-07
CN115085892B (zh) 2024-09-24
CA3075514A1 (en) 2019-04-25
EP4550687A2 (en) 2025-05-07
TW201924376A (zh) 2019-06-16
WO2019079406A1 (en) 2019-04-25
EP3698505B1 (en) 2025-03-26
US20190116012A1 (en) 2019-04-18
TWI790300B (zh) 2023-01-21
CN115085892A (zh) 2022-09-20
US11997043B2 (en) 2024-05-28
EP4550687A3 (en) 2025-08-06
BR112020007411A2 (pt) 2020-10-27
US11258566B2 (en) 2022-02-22
KR20200066629A (ko) 2020-06-10
KR102759415B1 (ko) 2025-01-22
JP7305629B2 (ja) 2023-07-10
CN111226413A (zh) 2020-06-02
EP3698505A1 (en) 2020-08-26

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Legal Events

Date Code Title Description
A107 Divisional application of patent
PA0104 Divisional application for international application

Comment text: Divisional Application for International Patent

Patent event code: PA01041R01D

Patent event date: 20250120

Application number text: 1020207010602

Filing date: 20200413

PA0201 Request for examination
PG1501 Laying open of application