JP2022520805A - 無認可スペクトルにおけるコンテンションウィンドウサイズ調整の方法 - Google Patents

無認可スペクトルにおけるコンテンションウィンドウサイズ調整の方法 Download PDF

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JP2022520805A
JP2022520805A JP2021547295A JP2021547295A JP2022520805A JP 2022520805 A JP2022520805 A JP 2022520805A JP 2021547295 A JP2021547295 A JP 2021547295A JP 2021547295 A JP2021547295 A JP 2021547295A JP 2022520805 A JP2022520805 A JP 2022520805A
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harq
wtru
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JP2022520805A5 (cg-RX-API-DMAC7.html
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ハマス、アータ エル
トゥーハー、ジェイ．パトリック
ナザール、シャーロック ナイェブ
ハイアガット、アフシン
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アイディーエーシー ホールディングス インコーポレイテッド
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Publication of JP2022520805A publication Critical patent/JP2022520805A/ja
Publication of JP2022520805A5 publication Critical patent/JP2022520805A5/ja
Priority to JP2025235924A priority Critical patent/JP2026031723A/ja
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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
    • 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
    • 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
    • H04L1/1825—Adaptation of specific ARQ protocol parameters according to transmission conditions
    • 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
    • H04L1/1829—Arrangements specially adapted for the receiver end
    • H04L1/1854—Scheduling and prioritising arrangements
    • 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
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/187—Details of sliding window management
    • 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
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/1896—ARQ related signaling
    • 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
    • H04W16/14—Spectrum sharing arrangements between different networks
    • 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]

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
JP2021547295A 2019-02-13 2020-02-13 無認可スペクトルにおけるコンテンションウィンドウサイズ調整の方法 Pending JP2022520805A (ja)

Priority Applications (1)

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JP2025235924A JP2026031723A (ja) 2019-02-13 2025-12-05 無認可スペクトルにおけるコンテンションウィンドウサイズ調整の方法

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962805126P 2019-02-13 2019-02-13
US62/805,126 2019-02-13
US201962908220P 2019-09-30 2019-09-30
US62/908,220 2019-09-30
PCT/US2020/018054 WO2020168039A1 (en) 2019-02-13 2020-02-13 Methods for contention window size adjustment in unlicensed spectrum

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JP2025235924A Division JP2026031723A (ja) 2019-02-13 2025-12-05 無認可スペクトルにおけるコンテンションウィンドウサイズ調整の方法

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JP2022520805A true JP2022520805A (ja) 2022-04-01
JP2022520805A5 JP2022520805A5 (cg-RX-API-DMAC7.html) 2024-03-13

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JP2025235924A Pending JP2026031723A (ja) 2019-02-13 2025-12-05 無認可スペクトルにおけるコンテンションウィンドウサイズ調整の方法

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US (2) US12348319B2 (cg-RX-API-DMAC7.html)
EP (1) EP3925386B1 (cg-RX-API-DMAC7.html)
JP (2) JP2022520805A (cg-RX-API-DMAC7.html)
CN (3) CN119521430A (cg-RX-API-DMAC7.html)
BR (1) BR112021016090A2 (cg-RX-API-DMAC7.html)
WO (1) WO2020168039A1 (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025539007A (ja) * 2022-11-04 2025-12-03 華為技術有限公司 競合ウィンドウ値決定方法および装置

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3911095B1 (en) * 2019-02-15 2023-08-09 LG Electronics Inc. Method, user equipment, device and storage medium for performing uplink transmission and method and base station for performing uplink reception
KR102983592B1 (ko) * 2019-02-22 2026-06-29 삼성전자주식회사 무선 통신 시스템에서 경쟁 구간 조절 방법 및 장치
WO2020190194A1 (en) * 2019-03-18 2020-09-24 Telefonaktiebolaget Lm Ericsson (Publ) Ue, radio network node and methods performed therein for handling communication
EP4255078A3 (en) * 2019-03-29 2023-12-13 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Competition window size determination method and related product
CN111800887B (zh) * 2019-08-02 2023-02-07 维沃移动通信有限公司 非授权频段上的上行传输方法及终端设备
US20250159722A1 (en) * 2021-12-13 2025-05-15 Nokia Technologies Oy Enhancement on sidelink in unlicensed band
US20230336280A1 (en) * 2022-04-15 2023-10-19 Samsung Electronics Co., Ltd. Method and apparatus for contention window adjustment on sidelink
WO2023205598A1 (en) * 2022-04-18 2023-10-26 Intel Corporation Contention window adjustment in a new radio (nr) sidelink system operating in frequency range 1 (fr-1) unlicensed band
TR2022021779A2 (tr) * 2022-12-30 2024-07-22 Ulak Haberlesme Anonim Sirketi Li̇sanssiz radyo frekansi spektrumunda koordi̇neli̇ veri̇ i̇leti̇m si̇stemi̇ ve yöntemi̇

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180242360A1 (en) * 2015-10-29 2018-08-23 Wilus Institute Of Standards And Technology Inc. Method, apparatus, and system for channel access in unlicensed band

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11431459B2 (en) 2013-08-13 2022-08-30 Qualcomm Incorporated Group ACK/NACK for LTE in unlicensed spectrum
RU2671007C1 (ru) * 2015-03-17 2018-10-29 Телефонактиеболагет Лм Эрикссон (Пабл) Устройство связи и осуществляемый им способ определения размера окна состязания в сети связи
CN107624265B (zh) * 2015-05-12 2021-06-29 Lg 电子株式会社 在支持未授权带的无线接入系统中调整竞争窗口大小的方法和支持该方法的设备
KR102015443B1 (ko) * 2015-05-12 2019-08-28 엘지전자 주식회사 비면허 대역을 지원하는 무선접속시스템에서 harq-ack 정보를 기반으로 경쟁 윈도우 크기를 조정하는 방법 및 이를 지원하는 장치
US10292158B2 (en) 2015-05-23 2019-05-14 Qualcomm Incorporated Techniques for adjusting clear channel assessment (CCA) window for transmissions in a shared radio frequency spectrum band
WO2017030417A1 (ko) * 2015-08-20 2017-02-23 엘지전자 주식회사 비면허 대역을 지원하는 무선접속시스템에서 경쟁윈도우크기를 조정하는 방법 및 장치
CN108141311B (zh) 2015-10-20 2021-06-04 苹果公司 用于竞争窗口大小调整的装置和机器可读介质
US10834756B2 (en) 2016-07-14 2020-11-10 Lg Electronics Inc. Method for adjusting contention window size in wireless communication system supporting unlicensed band and device for supporting same
EP3565341A4 (en) * 2017-01-13 2019-12-25 Huawei Technologies Co., Ltd. CHANNEL LISTING METHOD AND DEVICE
JP2020123758A (ja) * 2017-06-01 2020-08-13 シャープ株式会社 端末装置、基地局装置、および、通信方法
WO2019104470A1 (zh) 2017-11-28 2019-06-06 南通朗恒通信技术有限公司 一种被用于非授权频谱的基站设备中的方法和装置
WO2019216705A1 (ko) * 2018-05-10 2019-11-14 엘지전자 주식회사 비면허 대역에서 단말의 데이터 전송 방법 및 상기 방법을 이용하는 장치
WO2020060361A1 (ko) * 2018-09-21 2020-03-26 엘지전자 주식회사 비면허 대역에서 단말의 채널 접속 방법 및 상기 방법을 이용하는 장치
US20200100284A1 (en) * 2018-09-24 2020-03-26 Samsung Electronics Co., Ltd. Method and apparatus for contention window size adaptation of nr unlicensed
CN112740810A (zh) * 2018-09-27 2021-04-30 Oppo广东移动通信有限公司 检测信道、发送信息的方法和设备
US11291046B2 (en) * 2018-10-18 2022-03-29 Qualcomm Incorporated Procedures for autonomous uplink transmissions
US11330443B2 (en) 2019-01-08 2022-05-10 Ofinno, Llc HARQ feedback for configured grant

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180242360A1 (en) * 2015-10-29 2018-08-23 Wilus Institute Of Standards And Technology Inc. Method, apparatus, and system for channel access in unlicensed band

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
HUAWEI, HISILICON: "HARQ enhancements in NR unlicensed[online]", 3GPP TSG RAN WG1 ADHOC_NR_AH_1901 R1-1900062, JPN6024011721, 11 January 2019 (2019-01-11), ISSN: 0005759588 *
ZTE: "Discussion on channel access mechanism for NR-U[online]", 3GPP TSG RAN WG1 #95 R1-1812435, JPN6024011722, 3 November 2018 (2018-11-03), ISSN: 0005759587 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025539007A (ja) * 2022-11-04 2025-12-03 華為技術有限公司 競合ウィンドウ値決定方法および装置
JP7852161B2 (ja) 2022-11-04 2026-04-27 華為技術有限公司 競合ウィンドウ値決定方法および装置

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CN119521431A (zh) 2025-02-25
CN113647192B (zh) 2024-12-06
JP2026031723A (ja) 2026-02-24
CN119521430A (zh) 2025-02-25
US20220131648A1 (en) 2022-04-28
EP3925386A1 (en) 2021-12-22
US12348319B2 (en) 2025-07-01
US20250202632A1 (en) 2025-06-19
BR112021016090A2 (pt) 2021-10-26
CN113647192A (zh) 2021-11-12
EP3925386B1 (en) 2026-05-20
WO2020168039A1 (en) 2020-08-20

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