JP2006329854A5 - - Google Patents

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Publication number
JP2006329854A5
JP2006329854A5 JP2005155194A JP2005155194A JP2006329854A5 JP 2006329854 A5 JP2006329854 A5 JP 2006329854A5 JP 2005155194 A JP2005155194 A JP 2005155194A JP 2005155194 A JP2005155194 A JP 2005155194A JP 2006329854 A5 JP2006329854 A5 JP 2006329854A5
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JP
Japan
Prior art keywords
node
server
nodes
battery
synchronization signal
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Application number
JP2005155194A
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English (en)
Japanese (ja)
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JP2006329854A (ja
JP4568641B2 (ja
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Priority to JP2005155194A priority Critical patent/JP4568641B2/ja
Priority claimed from JP2005155194A external-priority patent/JP4568641B2/ja
Priority to US11/287,403 priority patent/US7474646B2/en
Publication of JP2006329854A publication Critical patent/JP2006329854A/ja
Publication of JP2006329854A5 publication Critical patent/JP2006329854A5/ja
Application granted granted Critical
Publication of JP4568641B2 publication Critical patent/JP4568641B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP2005155194A 2005-05-27 2005-05-27 無線通信システム、ノード位置算出方法及びノード Expired - Fee Related JP4568641B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2005155194A JP4568641B2 (ja) 2005-05-27 2005-05-27 無線通信システム、ノード位置算出方法及びノード
US11/287,403 US7474646B2 (en) 2005-05-27 2005-11-28 Wireless communication system, node position calculation method and node

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005155194A JP4568641B2 (ja) 2005-05-27 2005-05-27 無線通信システム、ノード位置算出方法及びノード

Publications (3)

Publication Number Publication Date
JP2006329854A JP2006329854A (ja) 2006-12-07
JP2006329854A5 true JP2006329854A5 (enExample) 2008-01-31
JP4568641B2 JP4568641B2 (ja) 2010-10-27

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ID=37463245

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005155194A Expired - Fee Related JP4568641B2 (ja) 2005-05-27 2005-05-27 無線通信システム、ノード位置算出方法及びノード

Country Status (2)

Country Link
US (1) US7474646B2 (enExample)
JP (1) JP4568641B2 (enExample)

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JP4824993B2 (ja) * 2005-11-16 2011-11-30 株式会社エヌ・ティ・ティ・ドコモ 測位システム及び測位方法
US7835754B2 (en) * 2006-05-08 2010-11-16 Skyhook Wireless, Inc. Estimation of speed and direction of travel in a WLAN positioning system
US7551579B2 (en) 2006-05-08 2009-06-23 Skyhook Wireless, Inc. Calculation of quality of wlan access point characterization for use in a wlan positioning system
US7515578B2 (en) 2006-05-08 2009-04-07 Skyhook Wireless, Inc. Estimation of position using WLAN access point radio propagation characteristics in a WLAN positioning system
US7551929B2 (en) * 2006-05-08 2009-06-23 Skyhook Wireless, Inc. Estimation of speed and direction of travel in a WLAN positioning system using multiple position estimations
US7856234B2 (en) 2006-11-07 2010-12-21 Skyhook Wireless, Inc. System and method for estimating positioning error within a WLAN-based positioning system
US8340699B2 (en) * 2006-12-19 2012-12-25 Sap Ag Method and system for monitoring high availability support system
WO2008135331A2 (en) * 2007-05-03 2008-11-13 Telefonaktiebolaget L M Ericsson (Publ) Method and system for trigger negotiation in supl
US8213954B2 (en) * 2007-08-28 2012-07-03 Motorola Solutions, Inc. Method for addressing user location errors in a cognitive radio system
US8803737B2 (en) * 2008-02-29 2014-08-12 Apple Inc. Location determination
US8213389B2 (en) * 2008-04-15 2012-07-03 Apple Inc. Location determination using formula
DE102008021701A1 (de) * 2008-04-28 2009-10-29 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren und Vorrichtung zur Lokalisation mindestens eines Gegenstandes
US20100259444A1 (en) * 2009-04-08 2010-10-14 Andrei Kosolobov Method and system for dynamic wireless node capture for a lbs server, client, and reference database
EP2422703A4 (en) * 2009-04-24 2014-04-16 Panasonic Corp WIRELESS ULTRASONIC DIAGNOSIS DEVICE, WIRELESS ULTRASONIC SOUND AND PROCEDURE CERTIFICATION METHOD
JP5207400B2 (ja) * 2009-07-13 2013-06-12 株式会社日立製作所 位置情報提供システム、位置情報提供方法及び測位統合装置
US8874710B2 (en) * 2010-04-27 2014-10-28 Nokia Corporation Access network discovery
CN103140865A (zh) * 2010-07-30 2013-06-05 Abb研究有限公司 用于工业无线传感器网络中定位的方法和系统
ITTO20110284A1 (it) * 2011-03-29 2011-06-28 Sisvel Technology Srl Procedimento di localizzazione cooperativa e relativi apparati
US8549010B2 (en) * 2011-05-13 2013-10-01 Nokia Corporation Method and apparatus for providing distributed key range management
US8787944B2 (en) 2011-08-18 2014-07-22 Rivada Research, Llc Method and system for providing enhanced location based information for wireless handsets
US9553759B2 (en) * 2011-10-13 2017-01-24 Omron Corporation Network system, node device group, and sensor device group
US8755331B2 (en) 2011-12-13 2014-06-17 International Business Machines Corporation Determining a physical location of a wireless mobile device
JP6241036B2 (ja) * 2013-01-08 2017-12-06 株式会社リコー 通信端末、位置管理システム及び通信方法
JP6510988B2 (ja) * 2016-01-20 2019-05-08 日本電信電話株式会社 位置特定システム、および、位置特定方法
JP6847782B2 (ja) * 2017-07-07 2021-03-24 日本電信電話株式会社 距離判定システム及び距離判定方法

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US6314281B1 (en) * 1998-07-14 2001-11-06 Lucent Technologies Inc. Method and apparatus for precisely locating a mobile unit
US6751455B1 (en) * 1999-09-17 2004-06-15 The Regents Of The University Of California Power- and bandwidth-adaptive in-home wireless communications system with power-grid-powered agents and battery-powered clients
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JP2005086579A (ja) * 2003-09-09 2005-03-31 Advanced Inst Of Wearable Environmental Information Networks 近距離無線通信による移動体の位置検出システム及び方法
JP2005283236A (ja) * 2004-03-29 2005-10-13 Seiko Epson Corp 測位装置、測位装置の制御方法、測位装置の制御プログラム及び測位装置の制御プログラムを格納したコンピュータ読み取り可能な記録媒体

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