JP4829620B2 - 新しいwlantdmプロトコル - Google Patents
新しいwlantdmプロトコル Download PDFInfo
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- JP4829620B2 JP4829620B2 JP2006009287A JP2006009287A JP4829620B2 JP 4829620 B2 JP4829620 B2 JP 4829620B2 JP 2006009287 A JP2006009287 A JP 2006009287A JP 2006009287 A JP2006009287 A JP 2006009287A JP 4829620 B2 JP4829620 B2 JP 4829620B2
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0212—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave
- H04W52/0216—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave using a pre-established activity schedule, e.g. traffic indication frame
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
- H04W48/10—Access restriction or access information delivery, e.g. discovery data delivery using broadcasted information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
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- 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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Description
Claims (20)
- データパケットを送受信し、ビーコンを周期的に送信又は受信するRF送受信器と、
前記RF送受信器と通信し、前記ビーコンに基づいてデフォルトフレーム間間隔(IFS)時間を確定し、前記ビーコン後に受信したデータパケットの数に基づいて、前記デフォルトIFS時間と前記デフォルトIFS時間以下の第2のIFS時間とのうちの一方を選択する制御モジュールと、
を具備する無線ネットワークデバイス。 - 前記ビーコンは、前記無線ネットワークデバイスに対する送信位置mを示すデータを含む、
請求項1に記載の無線ネットワークデバイス。 - 前記制御モジュールは、前記RF送受信器がm−1個のデータパケットを受信する場合に前記第2のIFS時間を選択する、
請求項2に記載の無線ネットワークデバイス。 - 前記制御モジュールは、前記RF送受信器がm−1未満のデータパケットを受信した場合に前記デフォルトIFS時間を選択する、
請求項3に記載の無線ネットワークデバイス。 - 前記制御モジュールは、データパケットが受信された時にリセットされるIFSタイマを含み、前記RF送受信器は、前記デフォルトIFS時間及び前記第2のIFS時間のうちの一方の後にデータパケットを送信する、
請求項1から請求項4までの何れか一項に記載の無線ネットワークデバイス。 - 前記無線ネットワークデバイスをアクティブモードと非アクティブモードとの間で移行させる電源管理モジュールをさらに具備する、請求項1から請求項5までの何れか一項に記載の無線ネットワークデバイス。
- 前記電源管理モジュールは、スケジュールされたビーコン時間の前に、前記無線ネットワークデバイスを前記アクティブモードに移行させる、
請求項6に記載の無線ネットワークデバイス。 - 前記電源管理モジュールは、前記RF送受信器がデータパケットを送信した後に、前記無線ネットワークデバイスを前記非アクティブモードに移行させる、
請求項6または請求項7に記載の無線ネットワークデバイス。 - 請求項6から請求項8までの何れか一項に記載の前記無線ネットワークデバイスを具備し、N−1個の他の無線ネットワークデバイスをさらに具備する無線ネットワークであって、
前記電源管理モジュールは、N個の無線ネットワークデバイスのすべてがデータパケットを送信した後に前記無線ネットワークデバイスを前記非アクティブモードに移行させる、
無線ネットワーク。 - 請求項1から請求項8までの何れか一項に記載の複数の前記無線ネットワークデバイスを具備し、
前記無線ネットワークデバイスのうちの1つは、前記複数の無線ネットワークデバイスに前記ビーコンを周期的に送信するコーディネータである、
無線ネットワーク。 - 無線ネットワークデバイスでデータを送受信する方法であって、
データパケットを送信する段階及び受信する段階のうちの少なくとも一方、
ビーコンを周期的に受信する段階及び送信する段階のうちの少なくとも一方、
前記ビーコンに基づいてデフォルトフレーム間間隔(IFS)時間を確定する段階、及び、
前記ビーコンの後に受信されたデータパケットの数に基づいて、前記デフォルトIFS時間と前記デフォルトIFS時間以下の第2のIFS時間のうちの一方を選択する段階、
を含む、無線ネットワークデバイスでデータを送受信する方法。 - 前記ビーコンは、前記無線ネットワークデバイスに対する送信位置mを示すデータを含む、
請求項11に記載の無線ネットワークデバイスでデータを送受信する方法。 - 前記選択する段階は、m−1個のデータパケットを受信した後に前記第2のIFS時間を選択する段階を含む、
請求項12に記載の無線ネットワークデバイスでデータを送受信する方法。 - 前記選択する段階は、m−1未満のデータパケットを受信した場合に前記デフォルトIFS時間を選択する段階を含む、
請求項13に記載の無線ネットワークデバイスでデータを送受信する方法。 - データパケットが受信された時にIFSタイマをリセットする段階、及び、
前記デフォルトIFS時間又は前記第2のIFS時間のうちの一方の後にデータパケットを送信する段階をさらに含む、
請求項11から請求項14までの何れか一項に記載の無線ネットワークデバイスでデータを送受信する方法。 - 前記無線ネットワークデバイスをアクティブモードと非アクティブモードとの間で移行させる段階をさらに含む、
請求項11から請求項15までの何れか一項に記載の無線ネットワークデバイスでデータを送受信する方法。 - 前記移行させる段階は、スケジュールされたビーコン時間の前に、前記無線ネットワークデバイスを前記アクティブモードに移行させる段階を含む、
請求項16に記載の無線ネットワークデバイスでデータを送受信する方法。 - 前記移行させる段階は、データパケットを送信した後に、前記無線ネットワークデバイスを前記非アクティブモードに移行させる段階を含む、
請求項16または請求項17に記載の無線ネットワークデバイスでデータを送受信する方法。 - N個の無線ネットワークデバイスがデータパケットを送信した後に前記無線ネットワークデバイスを前記非アクティブモードに移行させる段階をさらに含み、
Nは、前記無線ネットワークデバイスを含む無線ネットワークにおける無線ネットワークデバイスの数である、
請求項16から請求項18までの何れか一項に記載の無線ネットワークデバイスでデータを送受信する方法。 - 前記ビーコンを複数の他の無線ネットワークデバイスに送信する段階をさらに含む、
請求項11から請求項19までの何れか一項に記載の無線ネットワークデバイスでデータを送受信する方法。
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US64552005P | 2005-01-18 | 2005-01-18 | |
US60/645,520 | 2005-01-18 | ||
US68206705P | 2005-05-18 | 2005-05-18 | |
US60/682,067 | 2005-05-18 | ||
US11/311,890 US7751374B2 (en) | 2005-01-18 | 2005-12-19 | WLAN TDM protocol |
US11/311,890 | 2005-12-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006325183A JP2006325183A (ja) | 2006-11-30 |
JP4829620B2 true JP4829620B2 (ja) | 2011-12-07 |
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Application Number | Title | Priority Date | Filing Date |
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JP2006009287A Active JP4829620B2 (ja) | 2005-01-18 | 2006-01-17 | 新しいwlantdmプロトコル |
Country Status (7)
Country | Link |
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US (1) | US7751374B2 (ja) |
EP (1) | EP1722511B1 (ja) |
JP (1) | JP4829620B2 (ja) |
CN (1) | CN1815991B (ja) |
DE (1) | DE602006005735D1 (ja) |
SG (1) | SG124397A1 (ja) |
TW (1) | TWI424714B (ja) |
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US7751374B2 (en) | 2010-07-06 |
CN1815991A (zh) | 2006-08-09 |
TW200644506A (en) | 2006-12-16 |
SG124397A1 (en) | 2006-08-30 |
EP1722511A2 (en) | 2006-11-15 |
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