JP7379718B2 - 無線通信システムにおいてサイドリンクptrsに関連するueの動作方法 - Google Patents
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- 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
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- 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 signaling, i.e. of overhead other than pilot signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
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- H04J13/10—Code generation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
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Description
である場合、該当アンテナポートでのみPT-RSがマッピングされ、該当PT-RSはr(m)シーケンスを使用し、残りのアンテナポートではnull(0)値を使用する方法に基づくが、NRサイドリンクにおいて、PT-RS及びDMRSで2つのアンテナポートのみを支援するので、以下のような方式でPT-RSシーケンス生成を考えることができる。
Claims (13)
- 無線通信システムにおいてUE(User Equipment)がサイドリンクに関連するPTRS(Phase-tracking reference signal)を送信する方法であって、
PSSCH(Physical sidelink shared channel)に関連するDMRS(Demodulation reference signals)を生成する段階と、
前記PSSCHに関連するPTRSを生成する段階と、
前記DMRSの少なくとも一部及び前記PTRSを送信する段階と、を含み、
前記DMRSが送信される1番目のPSSCHシンボルで所定の位置にマッピングされるDMRSシーケンスが前記PTRSの生成に使用され、
前記所定の位置は前記PTRSが送信される周波数位置に相応し、
前記所定の位置は前記生成されたDMRSが送信されない周波数位置を含む、方法。 - 前記PSCCHのリソース領域が前記PSSCHのリソース領域と全部重複することに基づいて、前記DMRSが送信される1番目のPSSCHシンボルは前記PSCCHのリソース領域後、最初にDMRSが送信されるシンボルである、請求項1に記載の方法。
- 前記1番目のPSSCHシンボルに該当する時間軸では前記PSSCHと前記PSCCHがFDM(Frequency division multiplexing)される、請求項2に記載の方法。
- 前記周波数位置は副搬送波である、請求項1に記載の方法。
- 前記PTRSはPSCCHと重複する場合、送信されない、請求項1に記載の方法。
- 無線通信システムにおいて、PTRS(Phase-tracking reference signal)を送信するUE(User Equipment)であって、
少なくとも一つのプロセッサと、
前記少なくとも一つのプロセッサに動作可能に連結され、実行されるとき、前記少なくとも一つのプロセッサをして動作を行うようにする命令を格納する少なくとも一つのコンピューターメモリを含み、
前記動作は、PSSCH(Physical sidelink shared channel)に関連するDMRS(Demodulation reference signals)を生成する段階と、
前記PSSCHに関連するPTRSを生成する段階と、
前記DMRSの少なくとも一部及び前記PTRSを送信する段階とを含み、
前記DMRSが送信される1番目のPSSCHシンボルで所定の位置にマッピングされるDMRSシーケンスが前記PTRSの生成に使用され、
前記所定の位置は前記PTRSが送信される周波数位置に相応し、
前記所定の位置は前記生成されたDMRSが送信されない周波数位置を含む、UE。 - 前記DMRSが送信されない周波数位置はPSCCH(Physical sidelink control channel)と重複する、請求項6に記載のUE。
- 前記1番目のPSSCHシンボルに該当する時間軸では前記PSSCHと前記PSCCHがFDM(Frequency division multiplexing)される、請求項7に記載のUE。
- 前記周波数位置は副搬送波である、請求項6に記載のUE。
- 前記PTRSはPSCCHと重複する場合、送信されない、請求項6に記載のUE。
- 前記UEは他のUE、自律走行車両に関連するUE又は基地局、ネットワークのうちのいずれかと通信する、請求項6に記載のUE。
- 無線通信システムにおいて、PTRS(Phase-tracking reference signal)を送信するUE(User Equipment)のための動作を行うようにするプロセッサであって、
前記動作はPSSCH(Physical sidelink shared channel)に関連するDMRS(Demodulation reference signals)を生成する段階と、
前記PSSCHに関連するPTRSを生成する段階と、
前記DMRSの少なくとも一部及び前記PTRSを送信する段階と、を含み、
前記DMRSが送信される1番目のPSSCHシンボルで所定の位置にマッピングされるDMRSシーケンスが前記PTRSの生成に使用され、
前記所定の位置は前記PTRSが送信される周波数位置に相応し、
前記所定の位置は前記生成されたDMRSが送信されない周波数位置を含む、プロセッサ。 - 少なくとも一つのプロセッサにより実行されるとき、少なくとも一つのプロセッサがUEのための動作を行うようにする命令を含む少なくとも一つのコンピュータープログラムを格納する非揮発性コンピューター読み取り可能な格納媒体であって、
前記動作は、PSSCH(Physical sidelink shared channel)に関連するDMRS(Demodulation reference signals)を生成する段階と、
前記PSSCHに関連するPTRSを生成する段階と、
前記DMRSの少なくとも一部及び前記PTRSを送信する段階とを含み、
前記DMRSが送信される1番目のPSSCHシンボルで所定の位置にマッピングされるDMRSシーケンスが前記PTRSの生成に使用され、
前記所定の位置は前記PTRSが送信される周波数位置に相応し、
前記所定の位置は前記生成されたDMRSが送信されない周波数位置を含む、格納媒体。
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KR20200006809 | 2020-01-17 | ||
KR10-2020-0006809 | 2020-01-17 | ||
KR10-2020-0007513 | 2020-01-20 | ||
KR20200007513 | 2020-01-20 | ||
KR10-2020-0010771 | 2020-01-30 | ||
KR20200010771 | 2020-01-30 | ||
KR20200017982 | 2020-02-13 | ||
KR10-2020-0017982 | 2020-02-13 | ||
PCT/KR2021/000680 WO2021145751A1 (ko) | 2020-01-17 | 2021-01-18 | 무선통신시스템에서 사이드링크 ptrs에 관련된 ue의 동작 방법 |
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US (2) | US11764927B2 (ja) |
EP (1) | EP4089950A4 (ja) |
JP (1) | JP7379718B2 (ja) |
KR (1) | KR102629748B1 (ja) |
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US10448365B2 (en) * | 2016-04-12 | 2019-10-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and an apparatus for reference signal and mapping for sidelink communications |
CN108259401B (zh) * | 2016-12-28 | 2020-09-15 | 电信科学技术研究院 | 参考信号发送方法和相位噪声确定方法及相关装置 |
JP2020057825A (ja) * | 2017-02-02 | 2020-04-09 | シャープ株式会社 | 基地局装置、端末装置、通信方法、および、集積回路 |
CN108632005B (zh) * | 2017-03-24 | 2023-12-15 | 华为技术有限公司 | 一种参考信号传输方法、装置及系统 |
CN109391448B (zh) * | 2017-08-11 | 2021-10-01 | 华为技术有限公司 | 一种信息传输方法及装置 |
CN111527729A (zh) * | 2017-11-17 | 2020-08-11 | 瑞典爱立信有限公司 | 用于配置相位跟踪参考信号的技术 |
US11558234B2 (en) * | 2018-06-07 | 2023-01-17 | Lg Electronics Inc. | Method for transmitting or receiving phase tracking reference signal between terminal and base station in wireless communication system and apparatus supporting same |
EP3834315A4 (en) * | 2018-08-09 | 2022-05-11 | Fg Innovation Company Limited | METHOD AND DEVICE FOR CARRYING OUT SIDELINK COMMUNICATION IN WIRELESS COMMUNICATION SYSTEMS |
EP3832919A4 (en) * | 2018-09-28 | 2022-02-16 | Samsung Electronics Co., Ltd. | METHOD AND DEVICE FOR TRANSMITTING CONTROL INFORMATION TO DISTINGUISH A USER IN A WIRELESS COMMUNICATION SYSTEM |
KR20210130228A (ko) * | 2019-03-04 | 2021-10-29 | 엘지전자 주식회사 | 무선 통신 시스템에서 사이드링크 채널을 측정하는 방법 및 장치 |
WO2021091244A1 (ko) * | 2019-11-05 | 2021-05-14 | 엘지전자 주식회사 | 무선통신시스템에서 sci 관련 ue의 동작 방법 |
CN113261357A (zh) * | 2019-11-28 | 2021-08-13 | 苹果公司 | V2x侧链路信道设计 |
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Mitsubishi Electric,Physical layer design for NR V2X sidelink,3GPP TSG RAN WG1#97 R1-1907024,フランス,3GPP,2019年05月03日 |
Mitsubishi Electric,RS design for NR V2X sidelink,3GPP TSG RAN WG1#99 R1-1912283,フランス,3GPP,2019年11月08日 |
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CN114982186B (zh) | 2024-06-07 |
KR20220106813A (ko) | 2022-07-29 |
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WO2021145751A1 (ko) | 2021-07-22 |
EP4089950A4 (en) | 2023-06-28 |
US20220376859A1 (en) | 2022-11-24 |
JP2023510010A (ja) | 2023-03-10 |
US11997037B2 (en) | 2024-05-28 |
KR102629748B1 (ko) | 2024-01-29 |
US11764927B2 (en) | 2023-09-19 |
US20230299909A1 (en) | 2023-09-21 |
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