JP5054193B2 - 複数のクライアント局から独立したデータを同時アップリンク伝送する無線ネットワーク - Google Patents
複数のクライアント局から独立したデータを同時アップリンク伝送する無線ネットワーク Download PDFInfo
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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
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
- H04L5/0055—Physical resource allocation for ACK/NACK
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2618—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using hybrid code-time division multiple access [CDMA-TDMA]
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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
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
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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
- H04W52/04—TPC
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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
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
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- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
Description
本出願は、2007年7月18日に出願された米国仮出願第60/950,494号、および2008年5月30日に出願された米国仮出願第61/057,644号の利益を主張する。上記出願の開示は、参照により全体として本願明細書に組み込まれる。
Claims (18)
- 無線ネットワークであって、
同時アップリンク伝送データ(SUTデータ)をそれぞれ生成するR個のクライアント局であって、Rは1より大きい整数である、R個のクライアント局と、
SUT期間中に前記R個のクライアント局の各々からSUTデータを受信し、前記SUT期間中に前記R個のクライアント局に単一の確認応答を伝送するアクセスポイント(AP)とを備え、
前記単一の確認応答は、
前記R個のクライアント局によって解読可能であり、前記SUTデータが正常に受信された前記R個のクライアント局のそれぞれのMACアドレスを含むエンコードされた確認応答、
前記R個のクライアント局の複数の確認応答を含み、集約およびエンコードされた確認応答、または、
前記APと前記R個のクライアントのそれぞれとの間のチャネルに作成された異なるステアリング行列によって乗じられた複数の確認応答の合計を含む、無線ネットワーク。 - 前記R個のクライアント局は、前記SUT期間中に、前記SUTデータを前記APに同期的に伝送する、請求項1に記載の無線ネットワーク。
- 前記APは、前記APによって受信された、対応する伝送電力レベルに基づいて、前記R個のクライアント局のうちの1つ以上の伝送電力レベルを調整する、請求項1または請求項2に記載の無線ネットワーク。
- 前記伝送電力レベルが初期値の予め定められた範囲内である場合、前記伝送電力レベルの調査のための時間間隔を増大させ、前記伝送電力レベルが頻繁に変化する場合、前記時間間隔を低減させる、請求項3に記載の無線ネットワーク。
- SUT対応でないD個のレガシークライアント局をさらに備える、請求項1から請求項4のいずれか1つに記載の無線ネットワーク。
- 前記APは、前記SUT期間中に前記D個のクライアント局が伝送することを妨げる、請求項5に記載の無線ネットワーク。
- 前記R個のクライアント局は、前記SUT期間中に、SUTデータを前記APに非同期的に伝送する、請求項1から請求項6のいずれか1つに記載の無線ネットワーク。
- R個のクライアント局はそれぞれ、異なる拡散シーケンスコードを使用して、または前記R個のクライアント局の中の他のクライアント局とは異なる帯域幅の部分を使用して、前記SUT期間中に、前記SUTデータを前記APに伝送する、請求項7に記載の無線ネットワーク。
- 前記R個のクライアント局はそれぞれ、前記SUT期間中に、帯域幅の異なる部分を使用して、前記SUTデータを前記APに伝送する、請求項7に記載の無線ネットワーク。
- 前記R個のクライアント局はそれぞれ、前記SUT期間中の異なる時間に、前記SUTデータを前記APに伝送する、請求項7に記載の無線ネットワーク。
- クライアント局であって、
物理層モジュール(PHYモジュール)と、
前記PHYモジュールと通信し、かつSUT期間中に、アクセスポイント(AP)に同時アップリンク伝送データ(SUTデータ)を伝送する、媒体アクセス制御(MAC)モジュールと、を備え、
前記APに関連する他のクライアント局は、前記SUT期間中に、他のSUTデータを前記APに伝送し、
前記クライアント局と他のクライアント局とは、前記APから単一の確認応答を受信し、
前記単一の確認応答は、
前記クライアント局と前記他のクライアント局によって解読可能であり、前記SUTデータが正常に受信されたクライアント局のそれぞれのMACアドレスを含むエンコードされた確認応答、
前記クライアント局および前記他のクライアント局のそれぞれの確認応答を含み、集約およびエンコードされた確認応答、または、
前記APとそれぞれのクライアント局との間のチャネルに作成された異なるステアリング行列によって乗じられた複数の確認応答の合計を含む、クライアント局。 - 前記クライアント局は、前記他のクライアント局からの前記他のSUTデータの伝送と同期的に、前記SUTデータを伝送する、請求項11に記載のクライアント局。
- 前記APから受信したデータに基づいて、前記クライアント局の伝送電力レベルを調整する、電力レベル調整モジュールをさらに備える、請求項11または請求項12に記載のクライアント局。
- 前記伝送電力レベルが初期値の予め定められた範囲内である場合、前記伝送電力レベルの調査のための時間間隔を増大させ、前記伝送電力レベルが頻繁に変化する場合、前記時間間隔を低減させる、請求項13に記載のクライアント局。
- 前記クライアント局は、前記SUT期間中に、前記他のクライアント局と非同期的に伝送する、請求項11から請求項14のいずれか1つに記載のクライアント局。
- 前記クライアント局は、前記他のクライアント局とは異なる拡散シーケンスコードを使用して、または前記他のクライアント局とは異なる帯域幅の部分を使用して、前記SUT期間中に、伝送する、請求項15に記載のクライアント局。
- 前記クライアント局は、前記SUT期間中に、前記他のクライアント局とは異なる帯域幅の部分を使用して伝送する、請求項15に記載のクライアント局。
- 前記クライアント局は、前記SUT期間中に、前記他のクライアント局とは異なる時間に伝送する、請求項15に記載のクライアント局。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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US95049407P | 2007-07-18 | 2007-07-18 | |
US60/950,494 | 2007-07-18 | ||
US5764408P | 2008-05-30 | 2008-05-30 | |
US61/057,644 | 2008-05-30 | ||
PCT/US2008/070469 WO2009012448A2 (en) | 2007-07-18 | 2008-07-18 | Wireless network with simultaneous uplink transmission of independent data from multiple client stations |
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JP2012165994A Division JP5598800B2 (ja) | 2007-07-18 | 2012-07-26 | 複数のクライアント局から独立したデータを同時アップリンク伝送する無線ネットワーク |
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JP2010534045A JP2010534045A (ja) | 2010-10-28 |
JP5054193B2 true JP5054193B2 (ja) | 2012-10-24 |
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JP2010517185A Active JP5054193B2 (ja) | 2007-07-18 | 2008-07-18 | 複数のクライアント局から独立したデータを同時アップリンク伝送する無線ネットワーク |
JP2012165994A Active JP5598800B2 (ja) | 2007-07-18 | 2012-07-26 | 複数のクライアント局から独立したデータを同時アップリンク伝送する無線ネットワーク |
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US (4) | US8149811B2 (ja) |
EP (1) | EP2183862B1 (ja) |
JP (2) | JP5054193B2 (ja) |
CN (1) | CN101755498B (ja) |
WO (1) | WO2009012448A2 (ja) |
Cited By (1)
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JP2010534044A (ja) * | 2007-07-18 | 2010-10-28 | マーベル ワールド トレード リミテッド | 複数のクライアント局に対する独立したデータを同時ダウンリンク伝送するアクセスポイント |
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