SE1530158A1 - Radar system and method - Google Patents

Radar system and method Download PDF

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Publication number
SE1530158A1
SE1530158A1 SE1530158A SE1530158A SE1530158A1 SE 1530158 A1 SE1530158 A1 SE 1530158A1 SE 1530158 A SE1530158 A SE 1530158A SE 1530158 A SE1530158 A SE 1530158A SE 1530158 A1 SE1530158 A1 SE 1530158A1
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Prior art keywords
radar
radar system
interest
region
signals
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SE1530158A
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English (en)
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SE539893C2 (sv
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Smith Jonforsen Gary
Pernstål Thomas
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Qamcom Tech Ab
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Priority to SE1530158A priority Critical patent/SE539893C2/sv
Priority to PCT/SE2016/050984 priority patent/WO2017065678A1/en
Publication of SE1530158A1 publication Critical patent/SE1530158A1/sv
Publication of SE539893C2 publication Critical patent/SE539893C2/sv

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    • 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
    • G01S7/003—Transmission of data between radar, sonar or lidar systems and remote stations
    • 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
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
    • G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L23/00—Control, warning, or like safety means along the route or between vehicles or vehicle trains
    • B61L23/007—Safety arrangements on railway crossings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L23/00—Control, warning, or like safety means along the route or between vehicles or vehicle trains
    • B61L23/04—Control, warning, or like safety means along the route or between vehicles or vehicle trains for monitoring the mechanical state of the route
    • B61L23/041—Obstacle detection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L29/00—Safety means for rail/road crossing traffic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L29/00—Safety means for rail/road crossing traffic
    • B61L29/24—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning
    • B61L29/28—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning electrically operated
    • B61L29/30—Supervision, e.g. monitoring arrangements
    • 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
    • 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
    • G01S13/86—Combinations of radar systems with non-radar systems, e.g. sonar, direction finder
    • 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
    • G01S13/86—Combinations of radar systems with non-radar systems, e.g. sonar, direction finder
    • G01S13/862—Combination of radar systems with sonar 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
    • 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
    • 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
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/91—Radar or analogous systems specially adapted for specific applications for traffic control
    • 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
    • G01S7/4039—Means for monitoring or calibrating of parts of a radar system of sensor or antenna obstruction, e.g. dirt- or ice-coating
    • 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
    • G01S7/4052—Means for monitoring or calibrating by simulation of echoes
    • 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
    • G01S7/4052—Means for monitoring or calibrating by simulation of echoes
    • G01S7/4082—Means for monitoring or calibrating by simulation of echoes using externally generated reference signals, e.g. via remote reflector or transponder
    • 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
    • G01S7/4052—Means for monitoring or calibrating by simulation of echoes
    • G01S7/4082—Means for monitoring or calibrating by simulation of echoes using externally generated reference signals, e.g. via remote reflector or transponder
    • G01S7/4091—Means for monitoring or calibrating by simulation of echoes using externally generated reference signals, e.g. via remote reflector or transponder during normal radar operation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/32—Adaptation for use in or on road or rail vehicles
    • H01Q1/3208—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used
    • H01Q1/3216—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used where the road or rail vehicle is only used as transportation means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/32—Adaptation for use in or on road or rail vehicles
    • H01Q1/3208—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used
    • H01Q1/3225—Cooperation with the rails or the road
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/44—Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/14—Reflecting surfaces; Equivalent structures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
    • H01Q19/106—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces using two or more intersecting plane surfaces, e.g. corner reflector antennas
    • 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
    • G01S13/86—Combinations of radar systems with non-radar systems, e.g. sonar, direction finder
    • G01S13/867—Combination of radar systems with cameras
    • 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
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
    • G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • G01S2013/9316—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles combined with communication equipment with other vehicles or with base stations
    • 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
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
    • G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • G01S2013/9328—Rail vehicles
    • 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
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
    • G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • G01S2013/9329—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles cooperating with reflectors or transponders
    • 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
    • G01S7/4026—Antenna boresight
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/1242—Rigid masts specially adapted for supporting an aerial
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/267—Phased-array testing or checking devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
    • H01Q3/34—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means
    • H01Q3/40—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means with phasing matrix

Claims (23)

1. _ Radarsystem för övervakning av ett intresseområde (ROI), varvid radarsystemet innefattar en antennanordning för sändning och mottagning av elektromagnetisk radarstrålning och en signalbehandlingsanordning för generering av signaler för sändning under drift motsvarande elektromagnetisk radarstrålning fràn antennanordningen till intresseomràdet (ROI) och också för behandling av mottagna signaler, som härrör från reflektioner av den elektromagnetiska radarstrålningen från ett eller flera föremål som befinner sig i intresseområdet (ROI), kännetecknat av att: (i) (ii) (m) (iV) radarsystemet är så anordnat att åtminstone ett av föremålen iintresseom rådet (ROI) har ett plant mål som reflekterar radarstrålning;signalbehandlingsanordningen är anordnad att bestämma enkomponent av de mottagna signalerna motsvarande det plana måletoch under en tidsperiod övervaka ändringar i komponenten av demottagna signalerna, varvid ändringar i komponenten större änåtminstone ett tröskelvärde indikerar fel i radarsystemet och/eller enändring av en status för intresseom rådet (ROI) som är potentiellt farlig;radarsystemet är anordnat att jämföra andra sensorsignaler med ett ellerflera tillhörande tröskelvärden för att bestämma huruvida en felfunktioneller farlig situation har uppstått, och kombinera de andrasensorsignalerna med en indikering av felfunktionen eller den farligasituation som genereras av komponenten av de mottagna signalerna;och radarsystemet är så anordnat att åberopade sökfunktioner används i radarsystem et genom användning av de andra sensorsignalerna. 26
2. Fïadarsystem enligt krav 1, kännetecknat av att det plana målet somreflekterar radarstrålning är utformat som en skiva eller nät av ett ledandematerial, vars plan under drift är huvudsakligen vinkelrätt mot ett markplan i intresseområdet (ROI).
3. Radarsystem enligt krav 2, kännetecknat av att det plana målet som reflekterar radarsträlning också fungerar som reklam- eller informationstavla.
4. Radarsystem enligt krav 1, kännetecknat av att det plana målet somreflekterar radarstrålning innefattar en kalibrerad radarhörnreflektor med enpolyedrisk konstruktion, vars radartvärsektion i förhållande till infallsvinkeln är känd av radarsystemet.
5. Fïadarsystem enligt krav 4, kännetecknat av att den polyedriska konstruktionen är triedrisk.
6. Radarsystem enligt något av föregående krav, kännetecknat av att radarsystemet är anordnat att generera den elektromagnetiska radarstrålningen i ett frekvensband 10 GHz till 200 GHz.
7. Radarsystem enligt krav 1, kännetecknat av att de andrasensorsignalerna innefattar åtminstone en av: (a) ljudsignaler fångade med avseende på intresseom rådet; (b) optiska signaler fångade med avseende på intresseom rådet; and/or (c) ultraljudsignaler fångade med avseende på intresseom rådet.
8. Fïadarsystem enligt något av föregående krav, kännetecknat av attradarsystemet är kopplat via ett datakommunikationsnät för att trådlöst skicka en varning för ett eller flera potentiella hinder i intresseom rådet (ROI) 27 till tåg som närmar sig detta i syfte att göra det möjligt för tåget att vidtakollisionsundvikande aktiviteter, varvid intresseområdet (ROI) innefattar en järnvägsövergång.
9. Radarsystem enligt krav 8, kännetecknat av att de kollisionsundvikandeaktiviteterna innefattar åtminstone en av (i) bromsning av ett tåg som närmar sig järnvägskorsningen; (ii) stoppande av tåget före järnvägskorsningen; och/eller (iii) sänkning av tågets hastighet.
10. Sätt att övervaka ett intresseområde, varvid radarsystemet innefattaren antennanordning för sändning och mottagning av elektromagnetiskradarstrålning och en signalbehandlingsanordning för generering av signalerför sändning under drift motsvarande elektromagnetisk radarstrålning frånantennanordningen till intresseområdet och också för behandling avmottagna signaler, som härrör från reflektioner av den elektromagnetiskafrån ett eller flera föremål som radarstrålningen befinner sig i intresseom rådet, kännetecknat av att:(i) anordna radarsystemet så att åtminstone ett av föremålen iintresseom rådet (ROI) har ett plant mål som reflekterar radarstrålning;(ii) manövrera signalbehandlingsanordningen för bestämning av enkomponent av de mottagna signalerna motsvarande det plana måletoch under en tidsperiod övervaka ändringar i komponenten av demottagna signalerna, varvid ändringar i komponenten större änåtminstone ett tröskelvärde indikerar ett fel i radarsystemet och/elleren ändring av en status för intresseområdet (ROl)som är potentiellt farlig; 28 (iii) manövrera radarsystemet för att jämföra andra sensorsignaler med etteller flera tillhörande tröskelvärden för att bestämma huruvida enfelfunktion eller farlig situation har uppstått, och kombinera de andrasensorsignalerna med en indikering av felfunktionen eller den farligasituation som genereras av komponenten av de mottagna signalerna;och; (iv) anordna radarsystemet sà att åberopade sökfunktioner används i radarsystemet genom användning av de andra sensorsignalerna.
11. Sätt enligt krav 10, kännetecknat av uppsättning av det plana màletsom reflekterar radarsträlning som en skiva eller nät av ledande material,mot ett markplan i vars plan under drift är huvudsakligen vinkelrätt int resseom rädet.
12. Sätt enligt krav 11, kännetecknat av att det plana màlet som reflekterar radarsträlning används som reklam- eller informationstavla.
13. Sätt enligt krav 10, kännetecknat av att det plana màlet som reflekterar radarsträlning anordnas som en kalibrerad radarhörnreflektor med en polyedrisk konstruktion, vars radartvärsektion i förhällande till infallsvinkeln är känd av radarsystemet.
14. Sätt enligt krav 13, kännetecknat av att den polyedriska konstruktionen är triedrisk.
15. Sätt enligt nägot av kraven 10 till 14, kännetecknat av att radarsystem et anordnas att den elektromagnetiska radarsträlningen i ett frekvensband 10 GHz till 200 GHz. generera 29
16. Sätt enligt krav 10, kännetecknat av att de andra sensorsignalernainnefattar åtminstone en av: (a) Ijudsignaler fångade med avseende på intresseom rådet (FïOl); (b) optiska signaler fångade med avseende på intresseområdet (ROI);and/or (c) ultraljudsignaler fångade med avseende på intresseom rådet (ROI).
17. Sätt enligt något av kraven 10 till 16, kännetecknat av att radarsystemetkopplas via ett datakommunikationsnät för att trådlöst skicka en varning förett eller flera potentiella hinder i intresseområdet (ROI) till tåg som närmarsig detta i syfte att göra det möjligt för tåget att vidta kollisionsundvikande aktiviteter, varvid intresseom rådet innefattar en järnvägsövergång.
18. Sätt enligt krav 17, kännetecknat av att de kollisionsundvikandeaktiviteterna innefattar åtminstone en av aktiviteterna: (i) bromsning av ett tåg som närmar sig järnvägskorsningen; (ii) stoppande av tåget före järnvägskorsningen; och/eller (iii) sänkning av tågets hastighet. innefattande ett datorläsbart
19. Datorprogramprodukt permanent, lagrinigsmedium med lagrade datorläsbara instruktiooner, varvid dedatorläsbara instruktioonerna är exekverbara med en datoriserad anordning,som innefattar processhårdvara för utförande av sättet enligt vilket som helst av patentkraven 10 till 18.
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112114304A (zh) * 2019-06-19 2020-12-22 Aptiv技术有限公司 用于预测雷达传感器的假阳性的方法

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109254558A (zh) * 2017-07-14 2019-01-22 中国气象局气象探测中心 一种雷达的监控分析控制方法、装置及其系统
US10705194B2 (en) * 2018-03-21 2020-07-07 Zoox, Inc. Automated detection of sensor miscalibration
DE102018209233A1 (de) * 2018-06-11 2019-12-12 Siemens Aktiengesellschaft Vorrichtung und Verfahren zur Erkennung einer Drift und/oder einer Lageänderung von Radarsystemen
US10901080B2 (en) 2018-10-26 2021-01-26 Fleetmind Seon Solutions Inc. Traffic monitoring and predictive analysis system for use with vehicle stop indicator systems
CN109298415B (zh) * 2018-11-20 2020-09-22 中车株洲电力机车有限公司 一种轨道和道路障碍物检测方法
CN111525235A (zh) 2019-02-02 2020-08-11 康普技术有限责任公司 多频带基站天线
CN109901120B (zh) * 2019-03-14 2023-04-07 安徽天兵电子科技股份有限公司 一种雷达装置
DE102019209484A1 (de) * 2019-06-28 2020-12-31 Siemens Mobility GmbH Raumüberwachungsverfahren und Raumüberwachungsanlage zum Überwachen eines Verkehrsraumes
DE102020203715A1 (de) 2020-03-23 2021-09-23 Siemens Mobility GmbH System zur Überwachung einer Verkehrssituation
CN112327263A (zh) * 2020-11-02 2021-02-05 广东相控信息科技有限公司 一种雷达故障检测系统、方法、平台及存储介质
US11714190B1 (en) * 2021-05-11 2023-08-01 Waymo Llc Methods and systems for radar testing and development using hardware-in-the-loop with continuous integration

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29623877U1 (de) 1996-03-29 2000-06-29 Honeywell Ag Gefahrenraum-Überwachung
US7295111B2 (en) 2002-08-23 2007-11-13 General Electric Company Microwave detection system and method for detecting intrusion to an off-limits zone
US6927725B2 (en) 2003-12-12 2005-08-09 The Boeing Company System and method for radar detection and calibration
JP2006007940A (ja) 2004-06-24 2006-01-12 Fujitsu Ltd レーダ装置の校正方法、レーダ装置、監視システム、プログラム
US20070040070A1 (en) 2005-04-18 2007-02-22 Bob Stevenson Railroad crossing surveillance and detection system
US7969349B2 (en) 2009-04-06 2011-06-28 Raytheon Company System and method for suppressing close clutter in a radar system
EP2394882B1 (de) 2010-06-09 2014-01-22 Scheidt & Bachmann GmbH Funktionsgesicherter Scanner
US9019115B2 (en) 2010-07-02 2015-04-28 General Electric Company Warning horn control system, radar system, and method
EP2722250B1 (en) 2012-10-16 2016-07-20 Progress Rail Inspection & Information Systems S.r.l. System and method for object detection

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112114304A (zh) * 2019-06-19 2020-12-22 Aptiv技术有限公司 用于预测雷达传感器的假阳性的方法
CN112114304B (zh) * 2019-06-19 2024-01-02 Aptiv技术有限公司 用于预测雷达传感器的假阳性的方法

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