JP2019527005A - 向上された分散チャネルアクセスを使用する無線通信方法及びそれを使用する無線通信端末 - Google Patents
向上された分散チャネルアクセスを使用する無線通信方法及びそれを使用する無線通信端末 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access, e.g. scheduled or random access
- H04W74/08—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access]
-
- 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
- H04L5/0055—Physical resource allocation for ACK/NACK
-
- 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
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0268—Traffic management, e.g. flow control or congestion control using specific QoS parameters for wireless networks, e.g. QoS class identifier [QCI] or guaranteed bit rate [GBR]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04W40/00—Communication routing or communication path finding
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- H04W40/244—Connectivity information management, e.g. connectivity discovery or connectivity update using a network of reference devices, e.g. beaconing
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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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access, e.g. scheduled or random access
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access, e.g. scheduled or random access
- H04W74/002—Transmission of channel access control information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access, e.g. scheduled or random access
- H04W74/08—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access]
- H04W74/0808—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access] using carrier sensing, e.g. as in CSMA
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
- H04W80/02—Data link layer protocols
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- 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]
Abstract
Description
Claims (20)
- ベース無線通信端末と無線で通信する無線通信端末において、
送受信部と、
前記送受信部を介して受信された無線信号または前記送受信部を介して送信される無線信号をプロセスするプロセッサと、
を含み、
前記プロセッサは、
前記無線通信端末が前記ベース無線通信端末に伝送するデータの優先度に応じてチャネルアクセスする
無線通信端末。 - 前記プロセッサは、
前記ベース無線通信端末が前記無線通信端末のマルチユーザ上り伝送の参加をトリガーするのかに基づき、前記チャネルアクセスのために使用されるパラメータの集合であるパラメータセットを第1パラメータセットから第2パラメータセットに転換する
請求項1に記載の無線通信端末。 - 前記プロセッサは、
前記送受信部を使用して前記ベース無線通信端末にトリガー基盤PPDU(physical layer protocol data unit)を伝送し、
前記トリガー基盤PPDUが含むMPDU(MAC protocol data unit)に対する即刻の応答を受信するのかに基づき、前記即刻の応答の受信に応じて第2パラメータセットタイマーを設定し、
前記第2パラメータセットタイマーが満了すれば前記第2パラメータセットの適用を終了する
請求項2に記載の無線通信端末。 - 前記プロセッサは、
前記即刻の応答を受信終了した際に前記第2パラメータセットタイマーを設定する
請求項3に記載の無線通信端末。 - 前記プロセッサは、
前記即刻の応答を受信したMPDUのアクセスカテゴリに対して前記第2パラメータセットタイマーを設定する
請求項3に記載の無線通信端末。 - 前記プロセッサは、
前記トリガー基盤PPDUが含むMPDUが要請する応答の形態に基づき、前記第2パラメータセットタイマーを設定する時期を決定する
請求項3に記載の無線通信端末。 - 前記プロセッサは、
前記トリガー基盤PPDUが含むMPDUがACKを要請しなければ、前記プロセッサは前記トリガー基盤PPDUの伝送を終了した際に前記第2パラメータセットタイマーを設定する
請求項6に記載の無線通信端末。 - 前記トリガー基盤PPDUが含むMPDUは、QoSデータフレームである
請求項3に記載の無線通信端末。 - 前記プロセッサは、
前記ベース無線通信端末からビーコンフレームを受信し、
前記第2パラメータセットタイマーの周期を示す情報を前記ビーコンフレームから獲得する
請求項3に記載の無線通信端末。 - 前記プロセッサは、
前記パラメータセットを第1パラメータセットから第2パラメータセットに転換する際、前記第2パラメータセットタイマーを設定する
請求項3に記載の無線通信端末。 - 前記プロセッサは、
競争ウィンドウ(Contention Window、CW)のうちから無作為の整数値を算出し、
前記無作為の整数値に基づいてバックオフタイマーを設定し、
前記バックオフタイマーと予め指定されたスロットタイムに基づいてチャネルにアクセスし、
前記パラメータセットは、
前記CWの最小値(CWmin)と前記CWの最大値(CWmax)を含む
請求項2に記載の無線通信端末。 - 前記プロセッサは、
競争ウィンドウ(CW)のうちから無作為の整数値を算出し、
前記無作為の整数値に基づいてバックオフタイマーを設定し、
前記バックオフタイマーと予め指定されたスロットタイムに基づいてチャネルにアクセスし、
前記CWの値がトラフィックの優先度による前記CWの最大値(CWmax)より大きければ、前記CWの値を前記CWmaxに設定する
請求項1に記載の無線通信端末。 - 前記プロセッサは、
キューに貯蔵されるデータのアクセスカテゴリに応じて区分される複数のキューを運営し、前記複数のキューそれぞれにおいてバックオフタイマーに当たる時間に基づいてチャネルにアクセスするバックオフ手順を行い、
前記キューに貯蔵されたデータがなく、前記キューに当たるバックタイマー0であれば、前記バックオフタイマーのスロットの境界でいかなる動作も行わず、
前記バックオフタイマーは、競争ウィンドウ(CW)のうちから算出された無作為の整数値に基づいて設定され、前記予め指定されたスロットタイムの間に前記チャネルが遊休であれば減少される
請求項1に記載の無線通信端末。 - 前記プロセッサは、
前記キューに貯蔵されたデータがなく、前記キューに当たるバックオフタイマーが0であれば、前記バックオフタイマーを0に維持する
請求項13に記載の無線通信端末。 - ベース無線通信端末と無線で通信する無線通信端末の動作方法において、
前記ベース無線通信端末に伝送するデータの優先度に応じてチャネルにアクセスするステップと、
前記チャネルを介して前記データを伝送するステップと、
を含む
動作方法。 - 前記チャネルにアクセスするステップは、
前記ベース無線通信端末が前記無線通信端末のマルチユーザ上り伝送の参加をトリガーするのかに基づき、チャネルアクセスのために使用されるパラメータの集合であるパラメータセットを第1パラメータセットから第2パラメータセットに転換するステップと、
前記無線通信端末が前記ベース無線通信端末に伝送するトラフィックの優先度に応じて第2パラメータセットを使用してチャネルにアクセスするステップと、
を含む、
請求項15に記載の動作方法。 - 前記動作方法は、
送受信部を使用して前記ベース無線通信端末にトリガー基盤PPDUを伝送するステップを更に含み、
前記第1パラメータセットから前記第2パラメータセットに転換するステップは、
前記トリガー基盤PPDUが含むMPDUに対する即刻の応答を受信するのかに基づき、前記即刻の応答の受信に応じて第2パラメータセットタイマーを設定するステップと、
前記第2パラメータセットタイマーが満了すれば、前記第2パラメータセットの適用を終了するステップと、
を含む、
請求項16に記載の動作方法。 - 前記第2パラメータセットを設定するステップは、
前記即刻の応答の受信が終了されば前記第2パラメータセットタイマーを設定するステップを含む
請求項17に記載の動作方法。 - 前記第2パラメータセットタイマーを設定するステップは、
前記即刻の応答を受信したMPDUのアクセスカテゴリに対して前記第2パラメータセットタイマーを設定するステップを含む
請求項17に記載の動作方法。 - 前記第2パラメータセットを設定するステップは、
前記トリガー基盤PPDUが含むMPDUが要請する応答の形態に基づき、前記第2パラメータセットタイマーの設定時期を決定する
請求項17に記載の動作方法。
Applications Claiming Priority (15)
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KR20160114822 | 2016-09-07 | ||
KR10-2016-0114822 | 2016-09-07 | ||
KR20160116877 | 2016-09-10 | ||
KR10-2016-0116877 | 2016-09-10 | ||
KR20160116965 | 2016-09-12 | ||
KR10-2016-0116965 | 2016-09-12 | ||
KR10-2016-0117898 | 2016-09-13 | ||
KR20160117898 | 2016-09-13 | ||
KR20160122488 | 2016-09-23 | ||
KR10-2016-0122488 | 2016-09-23 | ||
KR10-2016-0147189 | 2016-11-06 | ||
KR20160147189 | 2016-11-06 | ||
KR20170022227 | 2017-02-20 | ||
KR10-2017-0022227 | 2017-02-20 | ||
PCT/KR2017/009841 WO2018048229A1 (ko) | 2016-09-07 | 2017-09-07 | 향상된 분산 채널 액세스를 사용하는 무선 통신 방법 및 이를 사용하는 무선 통신 단말 |
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JP2019527005A true JP2019527005A (ja) | 2019-09-19 |
JP2019527005A5 JP2019527005A5 (ja) | 2019-11-07 |
JP7076452B2 JP7076452B2 (ja) | 2022-05-27 |
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US (4) | US11116035B2 (ja) |
EP (2) | EP4013179A1 (ja) |
JP (1) | JP7076452B2 (ja) |
KR (5) | KR20230160964A (ja) |
CN (4) | CN115801210A (ja) |
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WO (1) | WO2018048229A1 (ja) |
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