WO2017196055A3 - 비면허 대역을 지원하는 무선 통신 시스템에서 사운딩 참조 신호를 전송하는 방법 및 이를 지원하는 장치 - Google Patents

비면허 대역을 지원하는 무선 통신 시스템에서 사운딩 참조 신호를 전송하는 방법 및 이를 지원하는 장치 Download PDF

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Publication number
WO2017196055A3
WO2017196055A3 PCT/KR2017/004790 KR2017004790W WO2017196055A3 WO 2017196055 A3 WO2017196055 A3 WO 2017196055A3 KR 2017004790 W KR2017004790 W KR 2017004790W WO 2017196055 A3 WO2017196055 A3 WO 2017196055A3
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WO
WIPO (PCT)
Prior art keywords
reference signal
sounding reference
wireless communication
communication system
unlicensed band
Prior art date
Application number
PCT/KR2017/004790
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English (en)
French (fr)
Other versions
WO2017196055A2 (ko
Inventor
김선욱
안준기
김기준
이윤정
양석철
Original Assignee
엘지전자 주식회사
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 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to CN201780028452.2A priority Critical patent/CN109155713B/zh
Priority to US16/096,661 priority patent/US11252764B2/en
Priority to EP17796355.0A priority patent/EP3439219B1/en
Publication of WO2017196055A2 publication Critical patent/WO2017196055A2/ko
Publication of WO2017196055A3 publication Critical patent/WO2017196055A3/ko
Priority to US16/252,492 priority patent/US10660138B2/en
Priority to US16/678,794 priority patent/US10750546B2/en
Priority to US16/932,500 priority patent/US11412553B2/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0808—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
    • 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
    • H04W74/0841—Random access procedures, e.g. with 4-step access with collision treatment
    • H04W74/0858—Random access procedures, e.g. with 4-step access with collision treatment collision detection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0226—Channel estimation using sounding signals sounding signals per se
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0006—Assessment of spectral gaps suitable for allocating digitally modulated signals, e.g. for carrier allocation in cognitive radio
    • 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
    • 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
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
    • 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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
    • 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
    • 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
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/002—Transmission of channel access control information
    • H04W74/004—Transmission of channel access control information in the uplink, i.e. towards network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • 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
    • H04W74/0841—Random access procedures, e.g. with 4-step access with collision treatment
    • H04W74/085—Random access procedures, e.g. with 4-step access with collision treatment collision avoidance
    • 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
    • H04W74/0875—Non-scheduled access, e.g. ALOHA using a dedicated channel for access with assigned priorities based access

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

본 발명에서는 기지국 또는 단말이 LBT (Listen-Before-Talk) 기반의 신호 전송을 수행하는 LAA(Licensed Assisted Access) 시스템에서, 단말이 기지국으로 물리 상향링크 공유 채널 없이 사운딩 참조 신호를 전송하는 방법 및 이를 지원하는 장치를 개시한다.
PCT/KR2017/004790 2016-05-10 2017-05-10 비면허 대역을 지원하는 무선 통신 시스템에서 사운딩 참조 신호를 전송하는 방법 및 이를 지원하는 장치 WO2017196055A2 (ko)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CN201780028452.2A CN109155713B (zh) 2016-05-10 2017-05-10 在支持未授权带的无线通信系统中发送探测参考信号的方法和支持该方法的装置
US16/096,661 US11252764B2 (en) 2016-05-10 2017-05-10 Method for transmitting sounding reference signal in wireless communication system supporting unlicensed band, and apparatus supporting same
EP17796355.0A EP3439219B1 (en) 2016-05-10 2017-05-10 Method and apparatus for transmitting sounding reference signal in wireless communication system supporting unlicensed band
US16/252,492 US10660138B2 (en) 2016-05-10 2019-01-18 Method for transmitting sounding reference signal in wireless communication system supporting unlicensed band, and apparatus supporting same
US16/678,794 US10750546B2 (en) 2016-05-10 2019-11-08 Method for transmitting sounding reference signal in wireless communication system supporting unlicensed band, and apparatus supporting same
US16/932,500 US11412553B2 (en) 2016-05-10 2020-07-17 Method for transmitting sounding reference signal in wireless communication system supporting unlicensed band, and apparatus supporting same

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US201662334381P 2016-05-10 2016-05-10
US62/334,381 2016-05-10
US201662370719P 2016-08-04 2016-08-04
US62/370,719 2016-08-04
US201662373345P 2016-08-10 2016-08-10
US62/373,345 2016-08-10

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US16/096,661 A-371-Of-International US11252764B2 (en) 2016-05-10 2017-05-10 Method for transmitting sounding reference signal in wireless communication system supporting unlicensed band, and apparatus supporting same
US16/252,492 Continuation US10660138B2 (en) 2016-05-10 2019-01-18 Method for transmitting sounding reference signal in wireless communication system supporting unlicensed band, and apparatus supporting same

Publications (2)

Publication Number Publication Date
WO2017196055A2 WO2017196055A2 (ko) 2017-11-16
WO2017196055A3 true WO2017196055A3 (ko) 2018-08-09

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2017/004790 WO2017196055A2 (ko) 2016-05-10 2017-05-10 비면허 대역을 지원하는 무선 통신 시스템에서 사운딩 참조 신호를 전송하는 방법 및 이를 지원하는 장치

Country Status (4)

Country Link
US (4) US11252764B2 (ko)
EP (1) EP3439219B1 (ko)
CN (1) CN109155713B (ko)
WO (1) WO2017196055A2 (ko)

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KR101984603B1 (ko) * 2015-05-12 2019-05-31 엘지전자 주식회사 비면허 대역을 지원하는 무선접속시스템에서 harq-ack 정보를 기반으로 경쟁 윈도우 크기를 조정하는 방법 및 이를 지원하는 장치
WO2017196055A2 (ko) * 2016-05-10 2017-11-16 엘지전자 주식회사 비면허 대역을 지원하는 무선 통신 시스템에서 사운딩 참조 신호를 전송하는 방법 및 이를 지원하는 장치
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US10855421B2 (en) * 2017-08-10 2020-12-01 Qualcomm Incorporated Configuration of sounding reference signal resources in an uplink transmission time interval
WO2019033118A1 (en) * 2017-08-11 2019-02-14 Intel IP Corporation BINDING QUALITY MANAGEMENT AND THE USE OF PARTIAL SUB-FRAMES IN WIRELESS TELECOMMUNICATION NETWORKS
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Also Published As

Publication number Publication date
US10660138B2 (en) 2020-05-19
EP3439219A4 (en) 2019-11-20
US10750546B2 (en) 2020-08-18
CN109155713A (zh) 2019-01-04
US20210227580A1 (en) 2021-07-22
WO2017196055A2 (ko) 2017-11-16
EP3439219A2 (en) 2019-02-06
US20200077452A1 (en) 2020-03-05
CN109155713B (zh) 2021-04-30
US11412553B2 (en) 2022-08-09
EP3439219B1 (en) 2020-12-30
US11252764B2 (en) 2022-02-15
US20190159266A1 (en) 2019-05-23
US20200351956A1 (en) 2020-11-05

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