EP3679750A4 - Systems and methods for coarse and fine time of flight estimates for precise radio frequency localization in the presence of multiple communication paths - Google Patents

Systems and methods for coarse and fine time of flight estimates for precise radio frequency localization in the presence of multiple communication paths Download PDF

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Publication number
EP3679750A4
EP3679750A4 EP18853876.3A EP18853876A EP3679750A4 EP 3679750 A4 EP3679750 A4 EP 3679750A4 EP 18853876 A EP18853876 A EP 18853876A EP 3679750 A4 EP3679750 A4 EP 3679750A4
Authority
EP
European Patent Office
Prior art keywords
coarse
systems
methods
radio frequency
communication paths
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.)
Pending
Application number
EP18853876.3A
Other languages
German (de)
French (fr)
Other versions
EP3679750A2 (en
Inventor
Manu Seth
Lingkai Kong
Tommi Ylamurto
Vivek Subramanian
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.)
Locix Inc
Original Assignee
Locix Inc
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 claimed from US15/697,284 external-priority patent/US10470156B2/en
Application filed by Locix Inc filed Critical Locix Inc
Publication of EP3679750A2 publication Critical patent/EP3679750A2/en
Publication of EP3679750A4 publication Critical patent/EP3679750A4/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/364—Delay profiles
    • 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
    • G01S13/765—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted with exchange of information between interrogator and responder
    • 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
    • G01S5/0205—Details
    • G01S5/0218—Multipath in signal reception
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H04B17/27—Monitoring; Testing of receivers for locating or positioning the transmitter
    • 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
    • H04W64/003—Locating users or terminals or network equipment for network management purposes, e.g. mobility management locating network equipment
    • 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/46—Indirect determination of position data
    • G01S2013/468—Indirect determination of position data by Triangulation, i.e. two antennas or two sensors determine separately the bearing, direction or angle to a target, whereby with the knowledge of the baseline length, the position data of the target is determined
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/40—Means for monitoring or calibrating
    • G01S7/4004—Means for monitoring or calibrating of parts of a radar system
    • G01S7/4008—Means for monitoring or calibrating of parts of a radar system of transmitters
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/40—Means for monitoring or calibrating
    • G01S7/4004—Means for monitoring or calibrating of parts of a radar system
    • G01S7/4021—Means for monitoring or calibrating of parts of a radar system of receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H04B17/21—Monitoring; Testing of receivers for calibration; for correcting measurements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
EP18853876.3A 2017-09-06 2018-09-06 Systems and methods for coarse and fine time of flight estimates for precise radio frequency localization in the presence of multiple communication paths Pending EP3679750A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15/697,284 US10470156B2 (en) 2016-06-03 2017-09-06 Systems and methods for coarse and fine time of flight estimates for precise radio frequency localization in the presence of multiple communication paths
PCT/US2018/049683 WO2019051040A2 (en) 2017-09-06 2018-09-06 Systems and methods for coarse and fine time of flight estimates for precise radio frequency localization in the presence of multiple communication paths

Publications (2)

Publication Number Publication Date
EP3679750A2 EP3679750A2 (en) 2020-07-15
EP3679750A4 true EP3679750A4 (en) 2021-06-02

Family

ID=65634590

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18853876.3A Pending EP3679750A4 (en) 2017-09-06 2018-09-06 Systems and methods for coarse and fine time of flight estimates for precise radio frequency localization in the presence of multiple communication paths

Country Status (4)

Country Link
EP (1) EP3679750A4 (en)
JP (1) JP2020533569A (en)
CN (1) CN111052819A (en)
WO (1) WO2019051040A2 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10470156B2 (en) 2016-06-03 2019-11-05 Locix, Inc. Systems and methods for coarse and fine time of flight estimates for precise radio frequency localization in the presence of multiple communication paths
US10757675B2 (en) 2016-06-03 2020-08-25 Locix, Inc. Systems and methods for precise radio frequency localization in the presence of multiple communication paths
US10455350B2 (en) 2016-07-10 2019-10-22 ZaiNar, Inc. Method and system for radiolocation asset tracking via a mesh network
US10568064B2 (en) 2017-08-23 2020-02-18 Locix, Inc. Systems and methods for precise radio frequency localization using time difference of arrival
US10605889B2 (en) 2017-08-23 2020-03-31 Locix, Inc. Systems and methods for precise radio frequency localization using time sweep time difference of arrival
US11041948B2 (en) * 2019-04-08 2021-06-22 Apple Inc. Channel estimation combining for secure time of flight applications
US11425536B2 (en) 2020-07-17 2022-08-23 ZaiNar, Inc. Systems and methods for multicarrier phase-based localization
CN114866168B (en) * 2022-04-29 2024-04-12 南京工程学院 Path loss prediction method and system in industrial Internet of things environment
CN115436881B (en) * 2022-10-18 2023-07-07 兰州大学 Positioning method, positioning system, computer equipment and readable storage medium

Citations (3)

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US20070200759A1 (en) * 2006-02-27 2007-08-30 Ghobad Heidari-Bateni Ranging system and method
US20140136093A1 (en) * 2012-11-09 2014-05-15 Intel Corporation Systems and methods of reducing timing measurement error due to clock offset
WO2019040556A1 (en) * 2017-08-23 2019-02-28 Locix Inc. Systems and methods for adaptively selecting distance estimates for localization of nodes based on error metric information

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US6453168B1 (en) * 1999-08-02 2002-09-17 Itt Manufacturing Enterprises, Inc Method and apparatus for determining the position of a mobile communication device using low accuracy clocks
CA2388451A1 (en) * 2002-05-31 2003-11-30 Siemens Milltronics Process Instruments Inc. Method and apparatus for on-board calibration in pulse-echo acoustic ranging system
JP4561329B2 (en) * 2004-11-18 2010-10-13 ソニー株式会社 Ranging system, transmitting terminal, receiving terminal, ranging method, and computer program
US8325704B1 (en) * 2007-05-16 2012-12-04 Dust Networks, Inc. Time correction and distance measurement in wireless mesh networks
KR100976439B1 (en) * 2007-12-17 2010-08-18 한국전자통신연구원 A positioning estimation method of mobile node in wireless sensor networks
JP2010021784A (en) * 2008-07-10 2010-01-28 Sony Corp Communication apparatus, and communication calibration method
US8639270B2 (en) * 2010-08-06 2014-01-28 Golba Llc Method and system for device positioning utilizing distributed transceivers with array processing
US8849926B2 (en) * 2010-08-06 2014-09-30 Simon Fraser University System and method for self-calibrating, self-organizing and localizing sensors in wireless sensor networks
US9055523B2 (en) * 2012-12-02 2015-06-09 Intel Corporation Apparatus, system and method of calibrating a radio delay of a wireless device
US9823340B2 (en) * 2012-12-04 2017-11-21 Texas Instruments Incorporated Method for time of flight modulation frequency detection and illumination modulation frequency adjustment
EP2965111B1 (en) * 2013-03-06 2021-05-19 Intel Corporation System and method for channel information exchange for time of flight range determination
CN105579864B (en) * 2013-09-18 2019-09-27 英特尔公司 Device, method and machine readable media for fine timing measurement
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Publication number Priority date Publication date Assignee Title
US20070200759A1 (en) * 2006-02-27 2007-08-30 Ghobad Heidari-Bateni Ranging system and method
US20140136093A1 (en) * 2012-11-09 2014-05-15 Intel Corporation Systems and methods of reducing timing measurement error due to clock offset
WO2019040556A1 (en) * 2017-08-23 2019-02-28 Locix Inc. Systems and methods for adaptively selecting distance estimates for localization of nodes based on error metric information

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
BIALER ODED ET AL: "Location estimation in multipath environments with unsynchronized base stations", 2016 IEEE SENSOR ARRAY AND MULTICHANNEL SIGNAL PROCESSING WORKSHOP (SAM), IEEE, 10 July 2016 (2016-07-10), pages 1 - 5, XP032962652, DOI: 10.1109/SAM.2016.7569638 *
See also references of WO2019051040A2 *

Also Published As

Publication number Publication date
WO2019051040A2 (en) 2019-03-14
WO2019051040A3 (en) 2019-04-11
EP3679750A2 (en) 2020-07-15
CN111052819A (en) 2020-04-21
JP2020533569A (en) 2020-11-19

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