JP7354235B2 - チャネル占有時間及び関連無線ノードを決定する方法 - Google Patents
チャネル占有時間及び関連無線ノードを決定する方法 Download PDFInfo
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- JP7354235B2 JP7354235B2 JP2021517464A JP2021517464A JP7354235B2 JP 7354235 B2 JP7354235 B2 JP 7354235B2 JP 2021517464 A JP2021517464 A JP 2021517464A JP 2021517464 A JP2021517464 A JP 2021517464A JP 7354235 B2 JP7354235 B2 JP 7354235B2
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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
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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]
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/12—WLAN [Wireless Local Area Networks]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0231—Traffic management, e.g. flow control or congestion control based on communication conditions
- H04W28/0236—Traffic management, e.g. flow control or congestion control based on communication conditions radio quality, e.g. interference, losses or delay
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Description
Claims (9)
- 無線チャネル上で第1無線ノードのチャネル占有時間(Channel Occupancy Time:COT)を決定するために、前記第1無線ノードで実施される方法であって、
前記無線チャネルの状況を示す無線状況パラメータを取得するステップ(S102)と、
前記無線状況パラメータに基づいて、前記チャネル占有時間を決定するステップ(S104)と、を含み、
前記無線状況パラメータは、COT共有パラメータを含む、方法。 - 前記無線状況パラメータに基づいて前記チャネル占有時間を決定する前記ステップ(S104)は、前記無線状況パラメータが1つ以上の基準を満たしているか否かを判定するステップ(S104A)を含む、請求項1に記載の方法。
- 前記無線状況パラメータに基づいて前記チャネル占有時間を決定する前記ステップ(S104)は、前記無線状況パラメータが1つ以上の基準を満たしているという前記判定に従ってチャネル占有時間を決定するステップ(S104B)を含む、請求項2に記載の方法。
- 前記1つ以上の基準は、1つ以上の無線状況閾値に基づく第1基準を含み、
前記1つ以上の無線状況閾値は、第1無線状況閾値を含む、請求項2又は3に記載の方法。 - 前記無線状況パラメータが1つ以上の基準を満たしているか否かを判定する前記ステップ(S104A)は、前記無線状況パラメータが前記第1無線状況閾値以下であるか否かを判定するステップ(S104AA)を含み、
前記無線状況パラメータに基づいて前記チャネル占有時間を決定する前記ステップ(S104)は、前記無線状況パラメータが前記第1無線状況閾値未満であるという前記判定にしたがって前記チャネル占有時間を決定するステップ(S104B)を含む、請求項4に記載の方法。 - 前記1つ以上の基準は、第2基準を含み、
前記無線状況パラメータが、少なくとも1つの追加無線ノードが前記無線チャネルへのアクセスを要求していることを検知したことを示している場合、前記第2基準が満たされる、請求項2~5のいずれか1つに記載の方法。 - 前記1つ以上の基準は、第3基準を含み、
前記無線状況パラメータが、前記第1無線ノードと第2無線ノードとの間の少なくとも1つのCOT共有を示している場合、前記第3基準が満たされる、請求項2~6のいずれか1つに記載の方法。 - 前記チャネル占有時間を決定するステップ(S104B)は、前記チャネル占有時間を低減するステップ(S104BB)を含む、請求項3~7のいずれか1つに記載の方法。
- プロセッサモジュールと、メモリモジュールと、無線インターフェースと、を含む無線ノードであって、
前記無線ノードは、請求項1~8のいずれか1つに記載の方法を実施するように構成されている、無線ノード。
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PCT/SE2019/050859 WO2020067957A1 (en) | 2018-09-27 | 2019-09-12 | Methods for determining a channel occupancy time and related wireless nodes |
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US (1) | US20220039159A1 (ja) |
EP (1) | EP3831157A4 (ja) |
JP (2) | JP7354235B2 (ja) |
KR (2) | KR20210047942A (ja) |
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Citations (2)
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JP2009049869A (ja) | 2007-08-22 | 2009-03-05 | Nippon Telegr & Teleph Corp <Ntt> | 移動端末受付制御方法、無線基地局装置、および無線パケット通信システム |
WO2015146340A1 (ja) | 2014-03-26 | 2015-10-01 | ソニー株式会社 | 装置及び方法 |
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WO2010023601A2 (en) * | 2008-08-25 | 2010-03-04 | Koninklijke Philips Electronics N.V. | Enhanced formation of mesh-type networks |
JP6239756B2 (ja) * | 2014-07-11 | 2017-11-29 | 株式会社Nttドコモ | ユーザ端末、無線基地局及び無線通信方法 |
CN106161292B (zh) * | 2014-11-07 | 2020-09-08 | 北京三星通信技术研究有限公司 | 一种传输数据的方法和设备 |
US9801187B1 (en) * | 2015-11-05 | 2017-10-24 | Sprint Spectrum L.P. | Method and apparatus for controlling channel occupancy based on energy-level-coded quality of service indicia |
CN105682239B (zh) | 2015-12-31 | 2019-04-12 | 宇龙计算机通信科技(深圳)有限公司 | 非授权频谱上先听后说机制的信道检测配置方法及装置 |
US10638519B2 (en) * | 2016-01-27 | 2020-04-28 | Lg Electronics Inc. | Method for receiving downlink signal, in wireless communication system supporting unlicensed band, and device for supporting same |
KR102443134B1 (ko) * | 2016-03-29 | 2022-09-14 | 주식회사 아이티엘 | 비면허 대역 지원 상향링크 전송 방법 및 장치 |
WO2018033197A1 (en) * | 2016-08-15 | 2018-02-22 | Telefonaktiebolaget Lm Ericsson (Publ) | Dynamic priority setting to improve peak rates in a wireless communication network |
WO2018059179A1 (zh) * | 2016-09-30 | 2018-04-05 | 华为技术有限公司 | 一种非授权频谱信道占用的方法及设备 |
KR101865390B1 (ko) * | 2016-11-21 | 2018-06-08 | 서울대학교산학협력단 | 비면허 대역에서 무선 자원을 공유하는 방법, 장치 및 컴퓨터 판독 가능한 기록 매체 |
US10750462B2 (en) * | 2017-06-07 | 2020-08-18 | Samsung Electronics Co., Ltd. | Methods and systems for D2D operation in unlicensed spectrum |
CN109392184B (zh) * | 2017-08-02 | 2020-10-16 | 维沃移动通信有限公司 | 一种非授权频段下的信息传输方法、网络设备及终端 |
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- 2019-09-12 EP EP19866005.2A patent/EP3831157A4/en active Pending
- 2019-09-12 US US17/276,108 patent/US20220039159A1/en active Pending
- 2019-09-12 CN CN201980063136.8A patent/CN112771987A/zh active Pending
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JP2009049869A (ja) | 2007-08-22 | 2009-03-05 | Nippon Telegr & Teleph Corp <Ntt> | 移動端末受付制御方法、無線基地局装置、および無線パケット通信システム |
WO2015146340A1 (ja) | 2014-03-26 | 2015-10-01 | ソニー株式会社 | 装置及び方法 |
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EP3831157A1 (en) | 2021-06-09 |
EP3831157A4 (en) | 2022-05-18 |
JP2023052185A (ja) | 2023-04-11 |
KR20210047942A (ko) | 2021-04-30 |
JP2022502948A (ja) | 2022-01-11 |
CN112771987A (zh) | 2021-05-07 |
KR20230149341A (ko) | 2023-10-26 |
US20220039159A1 (en) | 2022-02-03 |
WO2020067957A1 (en) | 2020-04-02 |
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