KR20230044405A - Cot(channel occupancy time) 공유 전파 - Google Patents

Cot(channel occupancy time) 공유 전파 Download PDF

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Publication number
KR20230044405A
KR20230044405A KR1020237002361A KR20237002361A KR20230044405A KR 20230044405 A KR20230044405 A KR 20230044405A KR 1020237002361 A KR1020237002361 A KR 1020237002361A KR 20237002361 A KR20237002361 A KR 20237002361A KR 20230044405 A KR20230044405 A KR 20230044405A
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KR
South Korea
Prior art keywords
message
cot
combination
source
threshold
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Pending
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KR1020237002361A
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English (en)
Korean (ko)
Inventor
샤오샤 장
슈안슈안 우
징 선
아서 구베스키스
타오 루오
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퀄컴 인코포레이티드
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Publication of KR20230044405A publication Critical patent/KR20230044405A/ko
Pending legal-status Critical Current

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    • 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]
    • H04W74/0816—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA] with collision avoidance
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/002—Transmission of channel access control information
    • 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
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • 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]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/02—Selection of wireless resources by user or 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/25—Control channels or signalling for resource management between terminals via a wireless link, e.g. sidelink
    • 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]
    • H04W74/0825—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA] with collision detection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W92/00—Interfaces specially adapted for wireless communication networks
    • H04W92/16—Interfaces between hierarchically similar devices
    • H04W92/18—Interfaces between hierarchically similar devices between terminal devices

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020237002361A 2020-07-30 2021-07-07 Cot(channel occupancy time) 공유 전파 Pending KR20230044405A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202063058761P 2020-07-30 2020-07-30
US63/058,761 2020-07-30
US17/368,560 US12041656B2 (en) 2020-07-30 2021-07-06 Channel occupancy time (COT) sharing propagation
US17/368,560 2021-07-06
PCT/US2021/040687 WO2022026141A1 (en) 2020-07-30 2021-07-07 Channel occupancy time (cot) sharing propagation

Publications (1)

Publication Number Publication Date
KR20230044405A true KR20230044405A (ko) 2023-04-04

Family

ID=80003729

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020237002361A Pending KR20230044405A (ko) 2020-07-30 2021-07-07 Cot(channel occupancy time) 공유 전파

Country Status (8)

Country Link
US (2) US12041656B2 (https=)
EP (1) EP4190107A1 (https=)
JP (1) JP2023535732A (https=)
KR (1) KR20230044405A (https=)
CN (1) CN116134945A (https=)
BR (1) BR112023000901A2 (https=)
PH (1) PH12022553227A1 (https=)
WO (1) WO2022026141A1 (https=)

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US11956760B2 (en) * 2019-04-16 2024-04-09 Lg Electronics Inc. Method for transmitting sidelink signal in wireless communication system
WO2021062608A1 (zh) * 2019-09-30 2021-04-08 华为技术有限公司 用于确定信道状态信息参考信号资源映射的方法及装置
US12041656B2 (en) * 2020-07-30 2024-07-16 Qualcomm Incorporated Channel occupancy time (COT) sharing propagation
WO2022266864A1 (en) * 2021-06-22 2022-12-29 Nokia Shanghai Bell Co., Ltd. Mechanism for sharing channel occupancy time
KR20250001855A (ko) * 2022-04-14 2025-01-07 엘지전자 주식회사 Sl-u에서 공유 cot의 리포팅 동작 방법 및 장치
CN117015078A (zh) * 2022-04-28 2023-11-07 中信科智联科技有限公司 应用于直通链路的信道接入处理方法、装置和网络侧设备
CN119096671A (zh) * 2022-04-28 2024-12-06 苹果公司 Nr侧链路通信的资源选择
EP4518557A4 (en) * 2022-04-28 2026-04-22 Lg Electronics Inc METHOD AND DEVICE FOR FILTERING A SHARED COT TIME AND A SHARED FFP PERIOD IN AN SL-U UNIT
WO2023130127A2 (en) * 2022-04-28 2023-07-06 Futurewei Technologies, Inc. Sidelink unlicensed priorities for channel access and resource reservation
WO2024011501A1 (en) * 2022-07-14 2024-01-18 Lenovo (Beijing) Limited Method and apparatus of cot sharing for sidelink groupcast
WO2024012484A1 (zh) * 2022-07-15 2024-01-18 华为技术有限公司 无线通信方法和通信装置
WO2024071757A1 (ko) * 2022-09-29 2024-04-04 한국전자통신연구원 비면허대역 통신에서 채널 접속을 위한 방법 및 장치
EP4615138A1 (en) * 2022-11-01 2025-09-10 LG Electronics Inc. Method and device for performing cot sharing operation between terminals in shared spectrum
CN119769122A (zh) 2022-11-04 2025-04-04 中兴通讯股份有限公司 直通链路通信系统中的信道占用时间共享和处理
WO2024151062A1 (ko) * 2023-01-13 2024-07-18 현대자동차주식회사 공유된 cot에서 사이드링크 통신의 방법 및 장치
WO2025030423A1 (en) * 2023-08-09 2025-02-13 Apple Inc. Sidelink control information (sci) signaling and clear channel assessment (cca) methods for sidelink unlicensed (sl-u) channel occupancy time (cot) sharing and resuming
KR20250084730A (ko) * 2023-12-04 2025-06-11 현대모비스 주식회사 사이드링크 신호를 전송하는 방법, 통신 기기, 프로세싱 기기 및 저장매체, 그리고 사이드링크 신호를 수신하는 방법, 통신 기기, 프로세싱 기기 및 저장매체
US20250338313A1 (en) * 2024-04-24 2025-10-30 Charter Communications Operating, Llc Methods and Apparatus for Channel Occupancy Time (COT) Sharing in New Radio (NR) and/or Sidelink-Unlicensed (SL-U)

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US20140177536A1 (en) * 2012-12-21 2014-06-26 Research In Motion Limited Network-managed direct device to device communications
US10820316B2 (en) * 2016-12-08 2020-10-27 Qualcomm Incorporated Coordinated slotted medium access for shared spectrum new radio
US10779289B2 (en) * 2018-02-28 2020-09-15 Lg Electronics Inc. Method for adjusting contention window size in wireless communication system and apparatus using same
CN110475343A (zh) 2018-05-10 2019-11-19 索尼公司 电子装置、无线通信方法和计算机可读介质
CN110784874A (zh) 2018-07-31 2020-02-11 索尼公司 用于无线通信的电子设备和方法、计算机可读存储介质
GB2577506A (en) 2018-09-26 2020-04-01 Tcl Communication Ltd Transmission medium sharing in a wireless communications network
US11265748B2 (en) * 2018-10-24 2022-03-01 Qualcomm Incorporated Uplink clear channel assessment status as a new uplink control information for new radio-unlicensed
US11646822B2 (en) 2018-12-11 2023-05-09 Apple Inc. Groupcast transmission with feedback for intra-platooning and inter-platooning communications
US11425691B2 (en) * 2019-10-04 2022-08-23 Qualcomm Incorporated Physical sidelink feedback channel (PSFCH) negotiation
CN111246579B (zh) * 2020-01-10 2023-04-14 展讯通信（上海）有限公司 上行授权信息传输方法及装置
US12041656B2 (en) * 2020-07-30 2024-07-16 Qualcomm Incorporated Channel occupancy time (COT) sharing propagation
US11864231B2 (en) * 2020-08-20 2024-01-02 Qualcomm Incorporated Listen-before-talk (LBT) aware autonomous sensing for sidelink
US11979906B2 (en) * 2020-08-28 2024-05-07 Qualcomm Incorporated Resource reservation for NR-U SL
US11902950B2 (en) * 2021-02-11 2024-02-13 Qualcomm Incorporated Channel occupancy time (COT) aware autonomous sensing for sidelink
US12016052B2 (en) * 2021-06-29 2024-06-18 Qualcomm Incorporated Transmission of channel occupancy time-sharing information (COT-SI) reserving a COT for sidelink communications in unlicensed bands
KR102909608B1 (ko) * 2021-08-13 2026-01-08 아서스테크 컴퓨터 인코포레이션 무선 통신 시스템에서 사이드링크 송신에 대한 리슨 비포 토크를 위한 방법 및 장치
US20230354425A1 (en) * 2022-04-28 2023-11-02 Ofinno, Llc Channel Occupancy Time Sharing Between Sidelink

Also Published As

Publication number Publication date
US20220039161A1 (en) 2022-02-03
JP2023535732A (ja) 2023-08-21
US20240340958A1 (en) 2024-10-10
WO2022026141A1 (en) 2022-02-03
PH12022553227A1 (en) 2024-02-12
US12604343B2 (en) 2026-04-14
EP4190107A1 (en) 2023-06-07
BR112023000901A2 (pt) 2023-02-07
US12041656B2 (en) 2024-07-16
CN116134945A (zh) 2023-05-16

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Patent event date: 20230119

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Patent event date: 20240624

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