EP3304117A1 - Position determination using time of arrival measurements in a wireless local area network - Google Patents

Position determination using time of arrival measurements in a wireless local area network

Info

Publication number
EP3304117A1
EP3304117A1 EP16804566.4A EP16804566A EP3304117A1 EP 3304117 A1 EP3304117 A1 EP 3304117A1 EP 16804566 A EP16804566 A EP 16804566A EP 3304117 A1 EP3304117 A1 EP 3304117A1
Authority
EP
European Patent Office
Prior art keywords
beacon
beacons
clock
reference
list
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP16804566.4A
Other languages
German (de)
English (en)
French (fr)
Inventor
Ahmad Jalali
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ubiqomm LLC
Original Assignee
Ubiqomm LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to US14/731,780 priority Critical patent/US20150271643A1/en
Application filed by Ubiqomm LLC filed Critical Ubiqomm LLC
Priority to PCT/US2016/035835 priority patent/WO2016197002A1/en
Publication of EP3304117A1 publication Critical patent/EP3304117A1/en
Application status is Withdrawn legal-status Critical

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S3/00Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/04Details
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 – G06F13/00 and G06F21/00
    • G06F1/04Generating or distributing clock signals or signals derived directly therefrom
    • G06F1/12Synchronisation of different clock signals provided by a plurality of clock generators
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00Arrangements for maintenance or administration or management of packet switching networks
    • H04L41/12Arrangements for maintenance or administration or management of packet switching networks network topology discovery or management
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00Arrangements for monitoring or testing packet switching networks
    • H04L43/08Monitoring based on specific metrics
    • H04L43/0852Delays
    • H04L43/0864Round trip delays
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W64/00Locating users or terminals or network equipment for network management purposes, e.g. mobility management
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W84/00Network topologies
    • H04W84/02Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/10Small scale networks; Flat hierarchical networks
    • H04W84/12WLAN [Wireless Local Area Networks]
EP16804566.4A 2014-02-25 2016-06-03 Position determination using time of arrival measurements in a wireless local area network Withdrawn EP3304117A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US14/731,780 US20150271643A1 (en) 2014-02-25 2015-06-05 Position determination using time of arrival measurements in a wireless local area network
PCT/US2016/035835 WO2016197002A1 (en) 2015-06-05 2016-06-03 Position determination using time of arrival measurements in a wireless local area network

Publications (1)

Publication Number Publication Date
EP3304117A1 true EP3304117A1 (en) 2018-04-11

Family

ID=57442292

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16804566.4A Withdrawn EP3304117A1 (en) 2014-02-25 2016-06-03 Position determination using time of arrival measurements in a wireless local area network

Country Status (3)

Country Link
EP (1) EP3304117A1 (zh)
CN (1) CN108174627A (zh)
WO (1) WO2016197002A1 (zh)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7120092B2 (en) * 2002-03-07 2006-10-10 Koninklijke Philips Electronics N. V. System and method for performing clock synchronization of nodes connected via a wireless local area network
US20040203870A1 (en) * 2002-08-20 2004-10-14 Daniel Aljadeff Method and system for location finding in a wireless local area network
US7751829B2 (en) * 2003-09-22 2010-07-06 Fujitsu Limited Method and apparatus for location determination using mini-beacons
US7412246B2 (en) * 2003-10-06 2008-08-12 Symbol Technologies, Inc. Method and system for improved wlan location
BRPI0418696A (pt) * 2004-04-02 2007-06-12 Qualcomm Inc métodos e equipamentos para sistemas de determinação de posição assistida por sinalizador
GB2443242A (en) * 2006-07-03 2008-04-30 Roke Manor Research Means for alleviating a discontinuity in the coverage between adjacently located multilateration systems
US9054822B2 (en) * 2007-08-02 2015-06-09 Trellisware Technologies, Inc. Method and system for synchronization of time-slotted barrage relay networks
US8279897B2 (en) * 2010-03-02 2012-10-02 Hewlett-Packard Development Company, L.P. Synchronization in a wireless node
US8559974B2 (en) * 2010-06-11 2013-10-15 Skyhook Wireless, Inc. Methods of and systems for measuring beacon stability of wireless access points
US8923225B2 (en) * 2011-04-05 2014-12-30 Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of Industry, Through The Communications Research Centre Canada Cognitive WiFi radio network

Also Published As

Publication number Publication date
WO2016197002A1 (en) 2016-12-08
CN108174627A (zh) 2018-06-15

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