JP2008526130A - コンピューティング・システムにおける電力をセーブするためにデューティ・サイクルを調整する方法と装置 - Google Patents
コンピューティング・システムにおける電力をセーブするためにデューティ・サイクルを調整する方法と装置 Download PDFInfo
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- 238000012546 transfer Methods 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims 2
- 230000004622 sleep time Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000004590 computer program Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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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
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0006—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format
- H04L1/0007—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format by modifying the frame length
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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
- H04W28/06—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information
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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
-
- 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
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
- H04L1/0017—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy where the mode-switching is based on Quality of Service requirement
-
- 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]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/54—Store-and-forward switching systems
- H04L12/56—Packet switching systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/36—Flow control; Congestion control by determining packet size, e.g. maximum transfer unit [MTU]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/36—Flow control; Congestion control by determining packet size, e.g. maximum transfer unit [MTU]
- H04L47/365—Dynamic adaptation of the packet size
-
- 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
-
- 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
-
- 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
- H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
- H04W52/0245—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal according to signal strength
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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
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
- Power Sources (AREA)
- Small-Scale Networks (AREA)
Abstract
【選択図】なし
Description
本実施形態は、例により示されるが、限定するものではなく、添付図面において、同様な参照番号は同様な要素を示す。
Claims (23)
- 携帯デバイスのために信号強度を決定することと、
携帯デバイスに対するパケット転送のパケット・サイズを、決定された信号強度に少なくとも一部基づき決定すること
を備える方法。 - 決定された信号強度に少なくとも一部基づきパケット・サイズを決定することは、決定された信号強度にどのパケット・サイズが最もマッチするかを決定するためにルック・アップ・テーブルをチェックすることを含む
請求項1に記載の方法。 - 携帯デバイスのデューティ・サイクルを、パケット・サイズに少なくとも一部基づき、調整することを更に備える
請求項1に記載の方法。 - 携帯デバイスにより受信されるコンテンツの種類を決定することを更に備える
請求項1に記載の方法。 - 携帯デバイスにより受信される前記コンテンツのタイプに少なくとも一部基づき、消費レートを決定することを更に備える
請求項4に記載の方法。 - 決定された消費レートに少なくとも一部基づき、データ・レートを決定することを更に備える
請求項5に記載の方法。 - パケット・サイズに少なくとも一部基づき、データ・レートを決定することを更に備える
請求項1に記載の方法。 - 装置をネットワークに通信可能に接続する、アクティブ・モードおよびスリープ・モードを有するネットワーク・インターフェース・カード(NIC)と、
前記NICのデューティ・サイクルを調整するために、電力消費量を最小にすることに少なくとも一部基づき、NICに接続されるデバイスと
を備える装置。 - 前記電力消費量を最小にすることに少なくとも一部基づき、デューティ・サイクルを調整するデバイスは、
前記電力消費量を最小にするために当該装置に対するデータ転送のデータ・レートを調整するデバイスを有する
請求項8に記載の装置。 - 前記装置をネットワークに通信可能に接続するNICは、装置を無線ネットワークに通信可能に接続するNICを有する
請求項8に記載の装置。 - アクティブ・モードおよびスリープ・モードを有する前記NICは、IEEE(電気電子学会)規格802.11の仕様に従うアクティブ・モード、および、スリープ・モードを有するNICを含む
請求項8に記載の装置。 - 前記装置は、携帯装置である
請求項8に記載の装置。 - 前記携帯装置は、ラップ・トップ型装置である
請求項12に記載の装置。 - マシンによりアクセスされたときに、
コンピューティング・デバイスが、無線ネットワークに通信可能に接続されたか否かを決定すること、
そして、コンピューティング・デバイスが無線ネットワークに通信可能に接続されたか否かに少なくとも一部基づき、コンピューティング・デバイスのデューティ・サイクルを調整すること、
のオペレーションをマシンに実行させるコンテンツを有するマシンによりアクセスが可能なメディア、
を備える製造物。 - 前記マシンによりアクセスが可能なメディアは、更に、少なくとも一部電力消費量を最小にすることに基づき、デューティ・サイクルを調整することを含むオペレーションをマシンに実行させる前記コンテンツを有する
請求項14に記載の製造物。 - 前記マシンによりアクセスが可能なメディアは、更に、コンピューティング・デバイスの信号強度を決定することを含むオペレーションをマシンに実行させる前記コンテンツを有する
請求項14に記載の製造物。 - 前記マシンによりアクセスが可能なメディアは、更に、前記決定された信号強度に少なくとも一部は基づき、コンピューティング・デバイスにデータ転送するパケット・サイズを決定することを含むオペレーションをマシンに実行させる前記コンテンツを有する
請求項16に記載の製造物。 - 前記マシンによりアクセスが可能なメディアは、更に、コンピューティング・デバイスにより受信される前記コンテンツの種類を決定することを含むオペレーションをマシンに実行させる前記コンテンツを有する
請求項14に記載の製造物。 - 前記マシンによりアクセスが可能なメディアは、更に、前記コンピューティング・デバイスにより受信される前記コンテンツのタイプに少なくとも一部は基づき、消費レートを決定することを含むオペレーションをマシンに実行させる前記コンテンツを有する
請求項18に記載の製造物。 - フラッシュメモリと、
前記フラッシュメモリに接続されるネットワーク・インターフェース・カード(NIC)と、
そして、前記NICに接続され、電力消費量を最小にすることに少なくとも一部基づき、NICのデューティ・サイクル調整する調整要素と
を備えるシステム。 - 前記デューティ・サイクルを調整する調整要素は、電力消費量を最小にすることに少なくとも一部基づき、電力消費量を最小にするために、システムに対するデータ転送のデータ・レートを調整する調整要素を有する
請求項20に記載のシステム。 - 前記システムは、無線システムである
請求項20に記載のシステム。 - 前記NICは、アクティブ・モードおよびスリープ・モードを有する
請求項20に記載のシステム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/022,213 US7787403B2 (en) | 2004-12-23 | 2004-12-23 | Apparatus and method for adjusting a duty cycle to save power in a computing system |
PCT/US2005/046945 WO2006071821A2 (en) | 2004-12-23 | 2005-12-21 | Method and apparatus for adjusting a duty cycle to save power in a computing system |
Related Child Applications (1)
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JP2010230815A Division JP5010724B2 (ja) | 2004-12-23 | 2010-10-13 | コンピューティング・システムにおける電力をセーブするためにデューティ・サイクルを調整する方法と装置 |
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Publication Number | Publication Date |
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JP2008526130A true JP2008526130A (ja) | 2008-07-17 |
JP4662997B2 JP4662997B2 (ja) | 2011-03-30 |
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JP2007548564A Expired - Fee Related JP4662997B2 (ja) | 2004-12-23 | 2005-12-21 | コンピューティング・システムにおける電力をセーブするためにデューティ・サイクルを調整する方法と装置 |
JP2010230815A Expired - Fee Related JP5010724B2 (ja) | 2004-12-23 | 2010-10-13 | コンピューティング・システムにおける電力をセーブするためにデューティ・サイクルを調整する方法と装置 |
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JP2010230815A Expired - Fee Related JP5010724B2 (ja) | 2004-12-23 | 2010-10-13 | コンピューティング・システムにおける電力をセーブするためにデューティ・サイクルを調整する方法と装置 |
Country Status (7)
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US (2) | US7787403B2 (ja) |
JP (2) | JP4662997B2 (ja) |
KR (1) | KR100898198B1 (ja) |
CN (1) | CN101088253B (ja) |
DE (1) | DE112005003264B4 (ja) |
GB (1) | GB2436769B (ja) |
WO (1) | WO2006071821A2 (ja) |
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JP2011065656A (ja) | 2011-03-31 |
GB2436769B (en) | 2009-05-20 |
WO2006071821A3 (en) | 2007-01-04 |
JP5010724B2 (ja) | 2012-08-29 |
US8264995B2 (en) | 2012-09-11 |
KR20070086545A (ko) | 2007-08-27 |
KR100898198B1 (ko) | 2009-05-18 |
CN101088253B (zh) | 2010-09-29 |
GB2436769A (en) | 2007-10-03 |
JP4662997B2 (ja) | 2011-03-30 |
DE112005003264T5 (de) | 2007-11-15 |
US20100115069A1 (en) | 2010-05-06 |
DE112005003264B4 (de) | 2017-06-22 |
US7787403B2 (en) | 2010-08-31 |
US20060140218A1 (en) | 2006-06-29 |
GB0713985D0 (en) | 2007-08-29 |
WO2006071821A2 (en) | 2006-07-06 |
CN101088253A (zh) | 2007-12-12 |
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