JP2015534389A - 無線lanシステムにおいてサブチャネル選択的アクセスを行う方法及びそのための装置 - Google Patents
無線lanシステムにおいてサブチャネル選択的アクセスを行う方法及びそのための装置 Download PDFInfo
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- JP2015534389A JP2015534389A JP2015534385A JP2015534385A JP2015534389A JP 2015534389 A JP2015534389 A JP 2015534389A JP 2015534385 A JP2015534385 A JP 2015534385A JP 2015534385 A JP2015534385 A JP 2015534385A JP 2015534389 A JP2015534389 A JP 2015534389A
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/002—Transmission of channel access control information
- H04W74/006—Transmission of channel access control information in the downlink, i.e. towards the terminal
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- 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
- H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
- H04L5/0094—Indication of how sub-channels of the path are allocated
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- 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
- H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
- H04L5/0096—Indication of changes in allocation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/02—Selection of wireless resources by user or terminal
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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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Abstract
Description
以下、本発明に係る好適な実施の形態を添付の図面を参照して詳しく説明する。添付の図面と共に以下に開示される詳細な説明は、本発明の例示的な実施の形態を説明するためのもので、本発明の唯一の実施の形態を示すためのものではない。以下の詳細な説明は本発明の完全な理解を提供するために具体的な細部事項を含む。しかし、このような具体的な細部事項なしにも本発明が実施され得るということが当業者には理解される。
Claims (12)
- 無線LANシステムにおいてステーション(STA)がサブチャネル選択的アクセスを行う方法であって、
所定のフレームをアクセスポイント(AP)から受信するステップと、
前記サブチャネル選択的アクセスのためのチャネルリスト情報、前記サブチャネル選択的アクセスのための帯域幅情報、及び前記サブチャネル選択的アクセスのための時間情報が前記所定のフレームに含まれた場合、一つ以上のサブチャネルを選択するステップと、
選択された前記一つ以上のサブチャネル上で動作するステップと、
を含む、サブチャネル選択的アクセス方法。 - 前記一つ以上のサブチャネルは、前記チャネルリスト情報が示す一つ以上のサブチャネルの中から選択される、請求項1に記載のサブチャネル選択的アクセス方法。
- 前記チャネルリスト情報は、前記STAのアクセスが許容される一つ以上のサブチャネルを示す、請求項1に記載のサブチャネル選択的アクセス方法。
- 前記帯域幅情報は、前記チャネルリスト情報が示す一つ以上のサブチャネル上で許容されるフレームの帯域幅を示す、請求項1に記載のサブチャネル選択的アクセス方法。
- 前記所定のフレームは、前記チャネルリストが示す一つ以上のサブチャネル上で前記STAの送信が許容されることを示す情報をさらに含む、請求項1に記載のサブチャネル選択的アクセス方法。
- 前記チャネルリスト情報、前記帯域幅情報又は前記サブチャネル選択的アクセスのための時間情報のうちの少なくとも一つが前記所定のフレームに含まれない場合に、前記STAはプライマリチャネル(primary channel)上で動作する、請求項1に記載のサブチャネル選択的アクセス方法。
- 前記所定のフレームは、CH−Pollフレーム又はビーコンフレームである、請求項1に記載のサブチャネル選択的アクセス方法。
- 前記所定のフレームは、前記STAが連携(association)しているAPから送信される、請求項1に記載のサブチャネル選択的アクセス方法。
- 前記所定のフレームは、ヌル−データパケット(NDP)サウンディングの有無を示す情報をさらに含む、請求項1に記載のサブチャネル選択的アクセス方法。
- 前記チャネルリスト情報、前記帯域幅情報及び前記NDPサウンディングの有無を示す情報のうちの一つ以上に基づいて、
前記所定のフレームに後続してNDPフレームが送信されるサブチャネル、前記NDPフレームの帯域幅、及び前記NDPフレームが送信される時間のうちの一つ以上が決定される、請求項9に記載のサブチャネル選択的アクセス方法。 - 前記NDPサウンディングの有無を示す情報が、NDPフレームが送信されることを示す場合、
前記STAは、前記NDPフレームを用いてサブチャネルのチャネル品質を決定し、
決定されたチャネル品質に基づいて前記一つ以上のサブチャネルを選択する、請求項9に記載のサブチャネル選択的アクセス方法。 - 無線LANシステムにおいてサブチャネル選択的アクセスを行うステーション(STA)装置であって、
送受信器と、
プロセッサと、
を備え、
前記プロセッサは、前記送受信器を用いて所定のフレームをアクセスポイント(AP)から受信し、前記サブチャネル選択的アクセスのためのチャネルリスト情報、前記サブチャネル選択的アクセスのための帯域幅情報、及び前記サブチャネル選択的アクセスのための時間情報が前記所定のフレームに含まれた場合、一つ以上のサブチャネルを選択し、選択された前記一つ以上のサブチャネル上で動作するように設定される、サブチャネル選択的アクセスSTA装置。
Applications Claiming Priority (11)
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US201261706081P | 2012-09-26 | 2012-09-26 | |
US61/706,081 | 2012-09-26 | ||
US201261709951P | 2012-10-04 | 2012-10-04 | |
US61/709,951 | 2012-10-04 | ||
US201261716595P | 2012-10-21 | 2012-10-21 | |
US61/716,595 | 2012-10-21 | ||
US201361805493P | 2013-03-26 | 2013-03-26 | |
US61/805,493 | 2013-03-26 | ||
US201361806381P | 2013-03-28 | 2013-03-28 | |
US61/806,381 | 2013-03-28 | ||
PCT/KR2013/008568 WO2014051324A1 (en) | 2012-09-26 | 2013-09-25 | Method and apparatus for sub-channel selective access in wireless lan system |
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US (1) | US9900865B2 (ja) |
EP (1) | EP2901796B1 (ja) |
JP (2) | JP6126226B2 (ja) |
KR (1) | KR101594382B1 (ja) |
CN (1) | CN104662987B (ja) |
AU (1) | AU2013320766B2 (ja) |
CA (1) | CA2884587C (ja) |
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JP7175926B2 (ja) | 2017-06-12 | 2022-11-21 | テレフオンアクチーボラゲット エルエム エリクソン(パブル) | 無線通信ネットワークにおいて通信を実施するための技法 |
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JP2017121084A (ja) | 2017-07-06 |
EP2901796B1 (en) | 2018-12-05 |
EP2901796A1 (en) | 2015-08-05 |
CA2884587A1 (en) | 2014-04-03 |
EP2901796A4 (en) | 2016-04-27 |
AU2013320766B2 (en) | 2015-12-24 |
KR101594382B1 (ko) | 2016-02-26 |
KR20150040356A (ko) | 2015-04-14 |
WO2014051324A1 (en) | 2014-04-03 |
JP6377799B2 (ja) | 2018-08-22 |
JP6126226B2 (ja) | 2017-05-10 |
CN104662987B (zh) | 2018-06-26 |
US20140086200A1 (en) | 2014-03-27 |
RU2625441C2 (ru) | 2017-07-13 |
US9900865B2 (en) | 2018-02-20 |
RU2015115641A (ru) | 2016-11-20 |
CA2884587C (en) | 2019-08-06 |
AU2013320766A1 (en) | 2015-04-02 |
CN104662987A (zh) | 2015-05-27 |
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