DK3480622T3 - Fremgangsmåde til detekering af mål ved gnss-reflektometri og tilhørende system - Google Patents

Fremgangsmåde til detekering af mål ved gnss-reflektometri og tilhørende system Download PDF

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Publication number
DK3480622T3
DK3480622T3 DK18200497.8T DK18200497T DK3480622T3 DK 3480622 T3 DK3480622 T3 DK 3480622T3 DK 18200497 T DK18200497 T DK 18200497T DK 3480622 T3 DK3480622 T3 DK 3480622T3
Authority
DK
Denmark
Prior art keywords
goals
detecting
related systems
reflectometry
gnss
Prior art date
Application number
DK18200497.8T
Other languages
English (en)
Inventor
Thibaud Calmettes
Guillaume Carrie
Michel Monnerat
Original Assignee
Thales Sa
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
Application filed by Thales Sa filed Critical Thales Sa
Application granted granted Critical
Publication of DK3480622T3 publication Critical patent/DK3480622T3/da

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Classifications

    • 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
    • G01S13/003—Bistatic radar systems; Multistatic radar systems
    • 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
    • G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/13—Receivers
    • G01S19/14—Receivers specially adapted for specific applications
    • 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
    • G01S13/04—Systems determining presence of a target
    • 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
    • G01S13/48—Indirect determination of position data using multiple beams at emission or reception
    • 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
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S13/522—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves
    • G01S13/524—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi
    • G01S13/5244—Adaptive clutter cancellation
    • 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
    • G01S13/87—Combinations of radar systems, e.g. primary radar and secondary radar
    • G01S13/878—Combination of several spaced transmitters or receivers of known location for determining the position of a transponder or a reflector
    • 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
    • G01S7/41—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
    • G01S7/411—Identification of targets based on measurements of radar reflectivity
    • 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
    • G01S2013/0236—Special technical features
    • G01S2013/0245—Radar with phased array antenna

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Radar Systems Or Details Thereof (AREA)
DK18200497.8T 2017-11-07 2018-10-15 Fremgangsmåde til detekering af mål ved gnss-reflektometri og tilhørende system DK3480622T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1701143A FR3073292B1 (fr) 2017-11-07 2017-11-07 Procede de detection de cible par reflectometrie gnss et systeme associe

Publications (1)

Publication Number Publication Date
DK3480622T3 true DK3480622T3 (da) 2021-08-23

Family

ID=61913207

Family Applications (1)

Application Number Title Priority Date Filing Date
DK18200497.8T DK3480622T3 (da) 2017-11-07 2018-10-15 Fremgangsmåde til detekering af mål ved gnss-reflektometri og tilhørende system

Country Status (5)

Country Link
US (1) US10746860B2 (da)
EP (1) EP3480622B1 (da)
CA (1) CA3023262A1 (da)
DK (1) DK3480622T3 (da)
FR (1) FR3073292B1 (da)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110824510B (zh) * 2019-10-17 2021-12-07 中国空间技术研究院 一种提高gnss-r测高卫星接收海面反射信号数量的方法
FR3114409B1 (fr) * 2020-09-24 2022-08-05 Thales Sa Methode et dispositif de detection passive d'une cible a partir de signaux de radionavigation par satellite
CN112953613B (zh) * 2021-01-28 2023-02-03 西北工业大学 一种基于智能反射面反向散射的车辆与卫星协作通信方法
CN113031014B (zh) * 2021-03-05 2023-11-03 北京航空航天大学 一种基于gnss反射信号成像的海面流冰检测系统
US12432108B2 (en) 2021-11-19 2025-09-30 Huawei Technologies Co., Ltd. Method and apparatus for core network response to predictable satellite backhaul outages
US12136993B2 (en) * 2021-11-19 2024-11-05 Huawei Technologies Co., Ltd. Method and apparatus for radio access side response to predictable satellite backhaul outages

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2367598T3 (es) * 2008-07-11 2011-11-04 Agence Spatiale Europeenne Método y sistema de altimetría.
FR2972806B1 (fr) * 2011-03-16 2013-11-29 Centre Nat Etd Spatiales Procede de detection et de localisation d'objets par reflectometrie gnss-r
US20170343485A1 (en) * 2016-05-10 2017-11-30 Purdue Research Foundation Retrieval of p-band soil reflectivity from signals of opportunity

Also Published As

Publication number Publication date
US20190137614A1 (en) 2019-05-09
CA3023262A1 (en) 2019-05-07
EP3480622B1 (fr) 2021-05-19
US10746860B2 (en) 2020-08-18
FR3073292B1 (fr) 2019-10-25
EP3480622A1 (fr) 2019-05-08
FR3073292A1 (fr) 2019-05-10

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