JP4568641B2 - 無線通信システム、ノード位置算出方法及びノード - Google Patents

無線通信システム、ノード位置算出方法及びノード Download PDF

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Publication number
JP4568641B2
JP4568641B2 JP2005155194A JP2005155194A JP4568641B2 JP 4568641 B2 JP4568641 B2 JP 4568641B2 JP 2005155194 A JP2005155194 A JP 2005155194A JP 2005155194 A JP2005155194 A JP 2005155194A JP 4568641 B2 JP4568641 B2 JP 4568641B2
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Japan
Prior art keywords
node
server
positioning
nodes
synchronization signal
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Expired - Fee Related
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JP2005155194A
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English (en)
Japanese (ja)
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JP2006329854A5 (enExample
JP2006329854A (ja
Inventor
剛 玉木
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Hitachi Ltd
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Hitachi Ltd
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Priority to JP2005155194A priority Critical 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
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
    • G01S5/0284—Relative positioning
    • G01S5/0289—Relative positioning of multiple transceivers, e.g. in ad hoc networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] 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 leader and terminal is follower
    • H04W52/0219—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is leader and terminal is follower where the power saving management affects multiple terminals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0251—Power saving arrangements in terminal devices using monitoring of local events, e.g. events related to user activity
    • H04W52/0254—Power saving arrangements in terminal devices using monitoring of local events, e.g. events related to user activity detecting a user operation or a tactile contact or a motion of the device
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
    • 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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
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 JP2006329854A5 (enExample) 2008-01-31
JP4568641B2 true JP4568641B2 (ja) 2010-10-27

Family

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Family Applications (1)

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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

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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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Publication number Publication date
JP2006329854A (ja) 2006-12-07
US7474646B2 (en) 2009-01-06
US20060268795A1 (en) 2006-11-30

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