JP2011525773A - マルチキャスト送信のための方法及び装置 - Google Patents
マルチキャスト送信のための方法及び装置 Download PDFInfo
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- JP2011525773A JP2011525773A JP2011516232A JP2011516232A JP2011525773A JP 2011525773 A JP2011525773 A JP 2011525773A JP 2011516232 A JP2011516232 A JP 2011516232A JP 2011516232 A JP2011516232 A JP 2011516232A JP 2011525773 A JP2011525773 A JP 2011525773A
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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
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
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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
- H04W74/0816—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access] using carrier sensing, e.g. as in CSMA carrier sensing with collision avoidance
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/407—Bus networks with decentralised control
- H04L12/413—Bus networks with decentralised control with random access, e.g. carrier-sense multiple-access with collision detection (CSMA-CD)
-
- 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
- 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
- H04L1/1607—Details of the supervisory signal
- H04L1/1685—Details of the supervisory signal the supervisory signal being transmitted in response to a specific request, e.g. to a polling signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
- H04L12/1863—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast comprising mechanisms for improved reliability, e.g. status reports
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
- H04L12/189—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast in combination with wireless systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/30—Resource management for broadcast services
Abstract
Description
媒体予約メッセージをマルチキャストし、
該媒体予約メッセージに対する複数の応答メッセージを受信し、
予想される応答メッセージ数に対する受信した応答メッセージの割合が閾値を超えるか否かを判定するステップ
を有する方法である。
Claims (20)
- 媒体予約メッセージをマルチキャストし、
該媒体予約メッセージに対する複数の応答メッセージを受信し、
予想される応答メッセージ数に対する受信した応答メッセージの割合が閾値を超えるか否かを判定するステップ
を有する方法。 - 媒体予約タイムインターバルの間に、データをマルチキャストするステップをさらに有する請求項1記載の方法。
- 媒体がアイドルであるか否かを判定し、
媒体予約タイムインターバルを決定するステップ
をさらに有する請求項1記載の方法。 - 前記媒体が無線チャネルである、請求項3記載の方法。
- 当該方法が無線ネットワークにおいて使用される、請求項1記載の方法。
- 媒体予約メッセージを受信し、
該媒体予約メッセージが、応答することが要求されている受信機のリスト内の受信機を指定しているか否かの第1の判定を行い、
媒体がアイドルであるか否かの第2の判定を行い、
前記第2の判定の結果に応じて、前記媒体予約メッセージに対する応答メッセージを送信するステップ
を有する方法。 - 前記リストにおける順序にしたがって前記応答メッセージを送信する期間を決定するステップをさらに有する、請求項6記載の方法。
- キャンセルメッセージを送信するか否かを判定し、
判定の結果に応じてキャンセルメッセージを送信するステップ
をさらに有する請求項6記載の方法。 - 前記媒体が無線チャネルである、請求項6記載の方法。
- 当該方法が無線ネットワークにおいて使用される、請求項6記載の方法。
- 媒体予約メッセージをマルチキャストする手段と、
該媒体予約メッセージに対する複数の応答メッセージを受信する手段と、
予想される応答メッセージ数に対する受信した応答メッセージの割合が閾値を超えるか否かを判定する手段と
を有する装置。 - 媒体予約タイムインターバルの間に、データをマルチキャストする手段をさらに有する請求項11記載の装置。
- 媒体がアイドルであるか否かを判定する手段と、
媒体予約タイムインターバルを決定する手段と
をさらに有する請求項11記載の装置。 - 前記媒体が無線チャネルである、請求項13記載の装置。
- 当該装置が無線ネットワークにおいて使用される、請求項11記載の装置。
- 媒体予約メッセージを受信する手段と、
該媒体予約メッセージが、応答することが要求されている受信機のリスト内の受信機を指定しているか否かの第1の判定を行う手段と
媒体がアイドルであるか否かの第2の判定を行う手段と、
前記第2の判定の結果に応じて、前記媒体予約メッセージに対する応答メッセージを送信する手段と
を有する装置。 - 前記リストにおける順序にしたがって前記応答メッセージを送信する期間を決定する手段をさらに有する、請求項16記載の装置。
- キャンセルメッセージを送信するか否かを判定する手段と、
判定の結果に応じてキャンセルメッセージを送信する手段と
をさらに有する請求項16記載の装置。 - 前記媒体が無線チャネルである、請求項16記載の装置。
- 当該装置が無線ネットワークにおいて使用される、請求項16記載の装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US2008/007811 WO2009157892A1 (en) | 2008-06-23 | 2008-06-23 | Collision mitigation for multicast transmission in wireless local area networks |
Publications (2)
Publication Number | Publication Date |
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JP2011525773A true JP2011525773A (ja) | 2011-09-22 |
JP5415533B2 JP5415533B2 (ja) | 2014-02-12 |
Family
ID=39800728
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
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JP2011516232A Expired - Fee Related JP5415533B2 (ja) | 2008-06-23 | 2008-06-23 | 通信方法及び通信局 |
JP2011516241A Expired - Fee Related JP5415534B2 (ja) | 2008-06-23 | 2008-06-30 | マルチキャスト通信のための装置及び記憶装置 |
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JP2011516241A Expired - Fee Related JP5415534B2 (ja) | 2008-06-23 | 2008-06-30 | マルチキャスト通信のための装置及び記憶装置 |
Country Status (8)
Country | Link |
---|---|
US (2) | US8553548B2 (ja) |
EP (3) | EP2311220B1 (ja) |
JP (2) | JP5415533B2 (ja) |
KR (1) | KR101466951B1 (ja) |
CN (2) | CN102067515B (ja) |
BR (1) | BRPI0822821A2 (ja) |
PT (1) | PT2311220E (ja) |
WO (2) | WO2009157892A1 (ja) |
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JP2016012940A (ja) * | 2011-09-02 | 2016-01-21 | クアルコム,インコーポレイテッド | ネットワーク局をリセットするためのシステムおよび方法 |
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US11601972B2 (en) | 2014-10-20 | 2023-03-07 | Huawei Technologies Co., Ltd. | Method and apparatus for sending and receiving signaling in wireless local area network |
US11889549B2 (en) | 2014-10-20 | 2024-01-30 | Huawei Technologies Co., Ltd. | Method and apparatus for sending and receiving signaling in wireless local area network |
JPWO2017043189A1 (ja) * | 2015-09-11 | 2018-06-28 | ソニー株式会社 | 情報処理装置、通信システム、情報処理方法およびプログラム |
Also Published As
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JP2012506163A (ja) | 2012-03-08 |
WO2009157910A1 (en) | 2009-12-30 |
WO2009157892A1 (en) | 2009-12-30 |
PT2311220E (pt) | 2013-09-23 |
KR101466951B1 (ko) | 2014-11-28 |
JP5415533B2 (ja) | 2014-02-12 |
EP2294854B1 (en) | 2015-09-16 |
CN102067515B (zh) | 2015-02-04 |
BRPI0822821A2 (pt) | 2015-07-07 |
EP2506494B1 (en) | 2015-08-05 |
CN102067652B (zh) | 2014-08-06 |
EP2294854A1 (en) | 2011-03-16 |
US8553548B2 (en) | 2013-10-08 |
CN102067515A (zh) | 2011-05-18 |
US20140010144A1 (en) | 2014-01-09 |
EP2311220B1 (en) | 2013-08-14 |
US20110064013A1 (en) | 2011-03-17 |
JP5415534B2 (ja) | 2014-02-12 |
CN102067652A (zh) | 2011-05-18 |
KR20110040852A (ko) | 2011-04-20 |
EP2311220A1 (en) | 2011-04-20 |
EP2506494A1 (en) | 2012-10-03 |
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