CN209327564U - A kind of vehicle-mounted millimeter wave radar virtual target simulation test platform - Google Patents
A kind of vehicle-mounted millimeter wave radar virtual target simulation test platform Download PDFInfo
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- CN209327564U CN209327564U CN201821758039.XU CN201821758039U CN209327564U CN 209327564 U CN209327564 U CN 209327564U CN 201821758039 U CN201821758039 U CN 201821758039U CN 209327564 U CN209327564 U CN 209327564U
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Abstract
The utility model discloses a kind of vehicle-mounted millimeter wave radar virtual target simulation test platforms, it include test-bed, Radar IF simulation, millimetre-wave radar, millimeter wave inhales wave camera bellows, dual-mode antenna and transmitting-receiving frequency converter integrated equipment, data processing system and motor driver, Radar IF simulation, millimeter wave inhales wave camera bellows, dual-mode antenna and transmitting-receiving frequency converter integrated equipment, data processing system and motor driver are assemblied on test-bed, wherein dual-mode antenna is fixed at the position of the top of test-bed corresponding millimeter wave suction wave camera bellows with transmitting-receiving frequency converter integrated equipment, dual-mode antenna in dual-mode antenna and transmitting-receiving frequency converter integrated equipment extend into millimeter wave by two through-holes that millimeter wave inhales wave camera bellows side and inhales in wave camera bellows, the utility model has the advantages that easy to operate, save a large amount of manpowers, material resources, financial resources, it is safe and reliable, with stronger Replicability.
Description
Technical field
The utility model relates to a kind of analog testing platform, in particular to a kind of vehicle-mounted millimeter wave radar virtual target simulation
Test platform.
Background technique
Currently, intelligent automobile test evaluation technology is one of problem urgently to be resolved.Wherein, millimetre-wave radar is intelligent vapour
Important sensor on vehicle plays the role of measuring relative distance, speed, direction between automobile and barrier, is intelligent automobile
Important component, the working performance of millimetre-wave radar and the quality of related algorithm program seriously affect the peace of intelligent automobile
Quan Xing.The test of millimetre-wave radar at present is substantially after radar produces, and millimetre-wave radar production firm is to millimetre-wave radar
Parameters carry out OTA (Over the Air) test, guarantee that its parameter is suitable and performance is met the requirements, and this test is not
Suitable for automotive field.Real steering vectors are carried out to millimetre-wave radar although there are also auto producers, this test
Method is time-consuming and laborious, has certain risk, also, can only test the scene of certain fixations, the scene of test is not
It, can not proof system safe enough with randomness.
Summary of the invention
Purpose of the utility model is to solve the tests of existing intelligent automobile millimetre-wave radar to use real steering vectors, no
It is only time-consuming and laborious, and there is certain risk, and the problem that test scene is limited, and provide a kind of vehicle-mounted millimeter wave
Radar virtual target simulation test platform.
Vehicle-mounted millimeter wave radar virtual target simulation test platform provided by the utility model includes test-bed, radar
Turntable, millimetre-wave radar, millimeter wave inhale wave camera bellows, dual-mode antenna and transmitting-receiving frequency converter integrated equipment, data processing system and electricity
Machine driver, Radar IF simulation, millimeter wave inhale wave camera bellows, dual-mode antenna and transmitting-receiving frequency converter integrated equipment, data processing system and
Motor driver is assemblied on test-bed, and wherein dual-mode antenna and transmitting-receiving frequency converter integrated equipment are fixed on test-bed
Top corresponds to millimeter wave and inhales at the position of wave camera bellows, and the dual-mode antenna in dual-mode antenna and transmitting-receiving frequency converter integrated equipment passes through milli
Two through-holes that metric wave inhales wave camera bellows side extend into millimeter wave and inhale in wave camera bellows, and millimeter wave inhales wave camera bellows bottom and is equipped with through-hole,
Radar IF simulation plugs millimeter wave by through-hole and inhales in the inner cavity of wave camera bellows, and millimetre-wave radar is fixed on the top assembly of Radar IF simulation
It is located at together in the inner cavity that millimeter wave inhales wave camera bellows, and with the dual-mode antenna in dual-mode antenna and transmitting-receiving frequency converter integrated equipment
On one horizontal plane, dual-mode antenna is connected with transmitting-receiving frequency converter integrated equipment with data processing system, and dual-mode antenna and transmitting-receiving become
Frequency device integrated equipment can will be transmitted in data processing system after the data frequency conversion being collected into, and data processing system and motor drive
Dynamic device is connected and controls the work of motor driver, and the motor assembled on motor driver and Radar IF simulation connect and controls electricity
The work of machine.
Test-bed is truss-like composite structure, is attached between profile using right angle connecting pin, the bottom of test-bed
Portion's four corners are fixed, and there are four universal wheels.
Radar IF simulation includes slide unit, pedestal, hoistable platform and bumper, and wherein slide unit is cross-shaped configuration, slide unit by
Upper slide unit and lower slide unit composition, upper slide unit are connected in lower slide unit, and upper slide unit can be slided in lower slide unit, and slide unit has
Two one-movement-freedom-degrees in horizontal direction, pedestal are fixed on the top surface of upper slide unit, and the intermediate position of pedestal is provided with the first electricity
Machine, the output shaft of first motor are screw-rod structure, are also set up on pedestal there are four guide rod, and the bottom plate of hoistable platform is screwed onto the
On the output shaft of one motor, hoistable platform is also threaded through on four guide rods of pedestal, and hoistable platform can be in first motor
Four guide rods of lower edge are driven to slide up and down, the side of hoistable platform is hinged with the first connection frame, fills on the first connection frame
Equipped with the second motor, the output shaft of the second motor is also screw-rod structure, and bumper is hinged on the top of hoistable platform, bumper pair
The side for answering hoistable platform to assemble the second motor is hinged with the second connection frame, and the second connection frame is screwed onto the output shaft of the second motor
On, bumper can be shaken under the driving of the second motor, and rotating disk is articulated on the top surface of bumper, is gone back on bumper
It is installed on third motor, is attached between the driving wheel of third motor and the rotating disk for shaking countertop by synchronous belt, third
Motor can drive rotating disk to be rotated, and millimetre-wave radar is assemblied on the top surface of rotating disk by mounting rack, bumper
Verticality measuring instrument is additionally provided on one side.
First motor, the second motor and third motor are stepper motor.
The model mm-3608 of dual-mode antenna and transmitting-receiving frequency converter integrated equipment is by dual-mode antenna and transmitting-receiving frequency converter
Composition, dual-mode antenna can receive the millimeter-wave signal of millimetre-wave radar sending, and data processing system is simulated
Virtual target signal sends back millimetre-wave radar, and the millimeter-wave signal that transmitting-receiving frequency converter can receive dual-mode antenna mixes down to number
The frequency being capable of handling according to processing system, and data processing system is simulated into next virtual target signal frequency-raising to millimeter wave
The working frequency of radar.
Data processing system is made of the first PXI data processing system and the 2nd PXI data processing system, the first PXI
Data processing system and the 2nd PXI data processing system are all made of PXIe-1085 cabinet, this cabinet has 18 PXI boards
Slot, compatible PXI and PXI Express module, the board that the first PXI data processing system is selected are at PXIe-8880 data
Manage device, PXIe-5840 vector signal transmitting-receiving instrument, NI-5692 Variable delay device, the multi-functional I/O module of PXI-6259 and PXI-
8513CAN interface module；First PXI data processing system uses windows operating system, by Labview software according to milli
The flight time ranging of metric wave and Doppler frequency shift principle simulation virtual obstacles signal；Utilize the multi-functional I/O mould of PXI-6259
Block sends control signal to motor driver, controls the rotation of first motor, the second motor and third motor；From PXI-
Relative distance, relative velocity, virtual obstacles between 8513CAN interface module reception need virtual obstacles to be simulated and this vehicle
The status information of the RCS and Ben Che of object, the 2nd PXI data processing system select board be PXIe-8135 data processor,
PXI-8513CAN interface module and the multi-functional I/O module of PXI-6259, the 2nd PXI data processing system use real-time
RealTime, RT system write AEB, ACC control loop algorithm routine, PXI- by simulink/carsim associative simulation
8513CAN interface module receive MMW RADAR SIGNAL USING, and by driving assistance system algorithm routine clearing after this vehicle and obstacle
Phase angle, barrier between relative distance, Ben Che between object and the relative velocity between barrier, Ben Che and barrier
The movement state information of RCS and Ben Che is sent to the first PXI data processing system in the form of CAN message, by the first PXI number
Simulation is carried out to virtual obstacles according to processing system and state updates.
Motor driver is made of first motor driver, the second motor driver and third motor driver, wherein
First motor driver connect with first motor and controls the work of first motor, and the second motor driver is connect with the second motor
And the work of the second motor is controlled, third motor driver connect with third motor and controls the work of third motor.
Working principle of the utility model is:
The 2nd PXI data processing system in data processing system sends the first PXI data processing system to by CAN bus
Relative distance, Ben Che between system initial this vehicle and barrier and relative velocity, Ben Che and barrier between barrier it
Between phase angle, barrier RCS and Ben Che movement state information；Millimetre-wave radar issues millimeter wave, the millimeter wave of sending
The signal overwhelming majority is inhaled wave camera bellows by millimeter wave and is absorbed, and fraction millimeter-wave signal is received by dual-mode antenna, and dual-mode antenna will
Millimeter-wave signal is sent into transmitting-receiving frequency converter, and MMW RADAR SIGNAL USING is mixed down to data processing system by transmitting-receiving frequency converter to be connect
Within the frequency range for receiving processing, the millimeter-wave signal after frequency reducing is sent into the first PXI data processing system and carries out signal analysis, the
One PXI data processing system generates the virtual target comprising relative velocity, relative distance information according to the message of CAN bus and believes
Number, while controlling the second motor and being swung in vertical direction, simulating vehicle vehicle body pitching when anxious acceleration, slowing down changes, vapour
Vehicle is jolted by vehicle body caused by uneven road surface waits vehicle-states variation and climb and fall road to detect obstacle to millimetre-wave radar
The influence of object；Control third motor rotates rotating disk, simulates the phase angle information of virtual obstacles.First PXI data processing
The virtual target signal comprising relative velocity, relative distance information that system generates is admitted to transmitting-receiving frequency converter raising frequency to millimeter wave
Millimeter-wave signal comprising virtual target information is sent back millimetre-wave radar by dual-mode antenna by the working frequency of radar, milli
Metre wave radar receives virtual target information, sends the 2nd PXI data processing system by CAN bus for target information；The
Two PXI data processing systems receive CAN message, and this vehicle and obstacle of subsequent time are calculated according to driving aided algorithm program
Phase angle, barrier between relative distance, Ben Che between object and the relative velocity between barrier, Ben Che and barrier
The movement state information of RCS and Ben Che sends back the first PXI data processing system by CAN bus, carry out circulation repeatedly and
State updates.The loophole of driving assistance system algorithm routine and the quality of detection driving assistance system algorithm routine can be found.
The utility model has the beneficial effects that
Vehicle-mounted millimeter wave radar virtual target simulation test platform provided by the utility model is turned by multiple degrees of freedom radar
Simulation virtual obstacles can be carried out hardware-in―the-loop test to millimetre-wave radar by platform, easy to operate, save a large amount of manpowers, object
Power, financial resources；The utility model uses manual cross-shaped sliding table device, makes there are two multiple degrees of freedom Radar IF simulation has in the horizontal plane
One-movement-freedom-degree carries out convenient for millimetre-wave radar and dual-mode antenna to just；The utility model is driven by leadscrew-nut mechanism, is made
Multiple degrees of freedom Radar IF simulation can move up and down, and carry out convenient for millimetre-wave radar and dual-mode antenna to just；The utility model is by stepping
The rotary motion of motor is converted into the swing of multiple degrees of freedom Radar IF simulation in vertical direction, can with simulating vehicle it is anxious accelerate,
Vehicle body pitching changes when deceleration, and automobile is jolted by vehicle body caused by uneven road surface waits vehicle-states variation and climb and fall road
Influence to millimetre-wave radar detection barrier；The utility model is passed by synchronizing wheel and synchronous belt mechanism by stepper motor
It is dynamic to rotate millimetre-wave radar in the horizontal plane, simulate the azimuthal variation of virtual target；The utility model structure is simple, installs
Conveniently, cost is relatively low, is easy to the marketization；It is safe and reliable, there is stronger replicability.
Detailed description of the invention
Fig. 1 is test platform overall structure diagram described in the utility model.
Fig. 2 is Radar IF simulation structural schematic diagram described in the utility model.
Fig. 3 is hoistable platform described in the utility model and bumper connection relationship structural schematic diagram.
Fig. 4 is bumper structural schematic diagram described in the utility model.
Fig. 5 is dual-mode antenna described in the utility model and transmitting-receiving frequency converter integrated equipment structural schematic diagram.
Fig. 6 is test platform operation principle schematic diagram described in the utility model.
1, test-bed 2, Radar IF simulation 3, millimetre-wave radar 4, millimeter wave inhale wave camera bellows
5, dual-mode antenna and transmitting-receiving frequency converter integrated equipment 6, data processing system 7, motor driver
8, universal wheel 9, slide unit 10, pedestal 11, hoistable platform 12, bumper
13, first motor 14, guide rod 15, the first connection frame 16, the second motor
17, the second connection frame 18, rotating disk 19, third motor 20, synchronous belt
21, verticality measuring instrument 22, dual-mode antenna 23, transmitting-receiving frequency converter
24, the first PXI data processing system 25, the 2nd PXI data processing system.
Specific embodiment
It please refers to shown in Fig. 1 to Fig. 6:
Vehicle-mounted millimeter wave radar virtual target simulation test platform provided by the utility model includes test-bed 1, thunder
Wave camera bellows 4, dual-mode antenna and transmitting-receiving frequency converter integrated equipment 5, data processing system are inhaled up to turntable 2, millimetre-wave radar 3, millimeter wave
System 6 and motor driver 7, Radar IF simulation 2, millimeter wave inhale wave camera bellows 4, dual-mode antenna and transmitting-receiving frequency converter integrated equipment 5, data
Processing system 6 and motor driver 7 are assemblied on test-bed 1, and wherein dual-mode antenna and transmitting-receiving frequency converter integrated equipment 5 are solid
The top for being scheduled on test-bed 1 corresponds to millimeter wave and inhales at the position of wave camera bellows 4, dual-mode antenna and transmitting-receiving frequency converter integrated equipment 5
In dual-mode antenna 22 by millimeter wave inhale 4 side of wave camera bellows two through-holes extend into millimeter wave inhale wave camera bellows 4 in, millimeter wave
It inhales 4 bottom of wave camera bellows and is equipped with through-hole, Radar IF simulation 2 plugs millimeter wave by through-hole and inhales in the inner cavity of wave camera bellows 4, millimetre-wave radar
3 tops for being fixed on Radar IF simulation 2 be assemblied in millimeter wave inhale wave camera bellows 4 inner cavity in, and with dual-mode antenna and transmitting-receiving frequency conversion
Dual-mode antenna 22 in device integrated equipment 5 is located in same level, dual-mode antenna and transmitting-receiving frequency converter integrated equipment 5 and data
Processing system 6 is connected, and dual-mode antenna and transmitting-receiving frequency converter integrated equipment 5 can will be transmitted to number after the data frequency conversion being collected into
According in processing system 6, data processing system 6 is connected with motor driver 7 and controls the work of motor driver 7, and motor drives
The motor assembled on dynamic device 7 and Radar IF simulation 2 connect and controls the work of motor.
Test-bed 1 is truss-like composite structure, is attached between profile using right angle connecting pin, test-bed 1
It is fixed at bottom four corners that there are four universal wheels 8.
Radar IF simulation 2 includes slide unit 9, pedestal 10, hoistable platform 11 and bumper 12, and wherein slide unit 9 is cross knot
Structure, slide unit 9 are made of upper slide unit and lower slide unit, and upper slide unit is connected in lower slide unit, and upper slide unit can be slided in lower slide unit
Dynamic, slide unit 9 has two one-movement-freedom-degrees in horizontal direction, and pedestal 10 is fixed on the top surface of upper slide unit, the centre of pedestal 10
Position is provided with first motor 13, and the output shaft of first motor 13 is screw-rod structure, also sets up that there are four guide rods on pedestal 10
14, the bottom plate of hoistable platform 11 is screwed on the output shaft of first motor 13, and hoistable platform 11 is also threaded through four of pedestal 10
On guide rod 14, hoistable platform 11 can drive four guide rods 14 of lower edge to slide up and down in first motor 13, lifting
The side of platform 11 is hinged with the first connection frame 15, is equipped with the second motor 16 on the first connection frame 15, the second motor 16 it is defeated
Shaft is also screw-rod structure, and bumper 12 is hinged on the top of hoistable platform 11, the corresponding assembly of hoistable platform 11 of bumper 12 the
The side of two motors 16 is hinged with the second connection frame 17, and the second connection frame 17 is screwed on the output shaft of the second motor 16, vibration
Platform 12 can be shaken under the driving of the second motor 16, and rotating disk 18, bumper 12 are articulated on the top surface of bumper 12
On be also installed on third motor 19, by synchronous belt 20 between the rotating disk 18 of 12 top surface of driving wheel and bumper of third motor 19
It is attached, third motor 19 can drive rotating disk 18 to be rotated, and millimetre-wave radar 3 is assemblied in rotating disk by mounting rack
On 18 top surface, verticality measuring instrument 21 is additionally provided on the one side of bumper 12.
First motor 13, the second motor 16 and third motor 19 are stepper motor.
The model mm-3608 of dual-mode antenna and transmitting-receiving frequency converter integrated equipment 5 is by dual-mode antenna 22 and transmitting-receiving frequency conversion
Device 23 forms, and dual-mode antenna 22 can receive the millimeter-wave signal of the sending of millimetre-wave radar 3, and by 6 mould of data processing system
It draws up the virtual target signal come and sends back millimetre-wave radar 3, the millimeter that transmitting-receiving frequency converter 23 can receive dual-mode antenna 22
The frequency that wave signal down is capable of handling to data processing system 6, and data processing system 6 is simulated to the virtual target come
Working frequency of the signal frequency-raising to millimetre-wave radar 3.
Data processing system 6 is made of the first PXI data processing system 24 and the 2nd PXI data processing system 25, the
One PXI data processing system 24 and the 2nd PXI data processing system 25 are all made of PXIe-1085 cabinet, this cabinet has 18
A PXI board slot, compatible PXI and PXI Express module, the board that the first PXI data processing system 24 is selected are PXIe-
8880 data processors, PXIe-5840 vector signal receive and dispatch instrument, NI-5692 Variable delay device, the multi-functional I/O of PXI-6259
Module and PXI-8513CAN interface module；First PXI data processing system 24 uses windows operating system, passes through
Flight time ranging and Doppler frequency shift principle simulation virtual obstacles signal of the Labview software according to millimeter wave；It utilizes
The multi-functional I/O module of PXI-6259 sends control signal, control first motor 13, the second motor 16 and third to motor driver
The rotation of motor 19；Received from PXI-8513CAN interface module need between virtual obstacles to be simulated and this vehicle it is opposite away from
From, the status information of the RCS of relative velocity, virtual obstacles and Ben Che, the board that the 2nd PXI data processing system 25 is selected is
PXIe-8135 data processor, PXI-8513CAN interface module and the multi-functional I/O module of PXI-6259, at the 2nd PXI data
Reason system 25 uses real-time RealTime, and RT system writes AEB, ACC by simulink/carsim associative simulation and drives system
System algorithm routine, PXI-8513CAN interface module receives MMW RADAR SIGNAL USING, and driving assistance system algorithm routine is settled accounts
Between relative distance, Ben Che between this vehicle afterwards and barrier and the relative velocity between barrier, Ben Che and barrier
Phase angle, the RCS of barrier and Ben Che movement state information, the first PXI data processing system is sent in the form of CAN message
System 24 carries out simulation to virtual obstacles by the first PXI data processing system 24 and state updates.
Motor driver 7 is made of first motor driver, the second motor driver and third motor driver, wherein
First motor driver connect with first motor 13 and controls the work of first motor 13, the second motor driver and the second motor
16 connect and control the work of the second motor 16, and third motor driver connect with third motor 19 and controls third motor 19
Work.
Working principle of the utility model is:
The 2nd PXI data processing system 25 in data processing system 6 is sent at the first PXI data by CAN bus
Relative distance, Ben Che between reason system 24 initial this vehicle and barrier and relative velocity, Ben Che and barrier between barrier
Hinder phase angle between object, barrier RCS and Ben Che movement state information；Millimetre-wave radar 3 issues millimeter wave, sending
The millimeter-wave signal overwhelming majority is inhaled wave camera bellows 4 by millimeter wave and is absorbed, and fraction millimeter-wave signal is received by dual-mode antenna 22, receives
It sends out antenna 22 millimeter-wave signal is sent into transmitting-receiving frequency converter 23, MMW RADAR SIGNAL USING is mixed down to data by transmitting-receiving frequency converter 23
Processing system 6 can receive within the frequency range of processing, and the millimeter-wave signal after frequency reducing is sent into the first PXI data processing system
24 carry out signal analyses, the first PXI data processing system 24 according to the message of CAN bus generate comprising relative velocity, it is opposite away from
Virtual target signal from information, at the same control the second motor 16 swung in vertical direction, simulating vehicle it is anxious accelerate, subtract
Vehicle body pitching changes when fast, and automobile is jolted by vehicle body caused by uneven road surface waits vehicle-states variation and climb and fall road pair
The influence of millimetre-wave radar detection barrier；Control third motor 19 rotates rotating disk 18, simulates the phase of virtual obstacles
Angle information.The virtual target signal comprising relative velocity, relative distance information that first PXI data processing system 24 generates is sent
Enter to receive and dispatch 23 raising frequency of frequency converter to the working frequency of millimetre-wave radar 3, virtual target information will be included by dual-mode antenna 22
Millimeter-wave signal sends back millimetre-wave radar 3, and millimetre-wave radar 3 receives virtual target information, and target information is total by CAN
Line is sent to the 2nd PXI data processing system 25；2nd PXI data processing system 25 receives CAN message, assists according to driving
Algorithm routine calculates relatively fast between relative distance, Ben Che and barrier between this vehicle of subsequent time and barrier
The movement state information of the RCS and Ben Che at phase angle, barrier between degree, Ben Che and barrier, are sent back by CAN bus
First PXI data processing system 24, the circulation and state carried out repeatedly update.Driving assistance system algorithm routine can be found
The quality of loophole and detection driving assistance system algorithm routine.
Claims (6)
1. a kind of vehicle-mounted millimeter wave radar virtual target simulation test platform, it is characterised in that: include test-bed, radar turn
Platform, millimetre-wave radar, millimeter wave inhale wave camera bellows, dual-mode antenna and transmitting-receiving frequency converter integrated equipment, data processing system and motor
Driver, Radar IF simulation, millimeter wave inhale wave camera bellows, dual-mode antenna and transmitting-receiving frequency converter integrated equipment, data processing system and electricity
Machine driver is assemblied on test-bed, and wherein dual-mode antenna and transmitting-receiving frequency converter integrated equipment are fixed on the top of test-bed
Corresponding millimeter wave is held to inhale at the position of wave camera bellows, the dual-mode antenna in dual-mode antenna and transmitting-receiving frequency converter integrated equipment passes through millimeter
Two through-holes that wave inhales wave camera bellows side extend into millimeter wave and inhale in wave camera bellows, and millimeter wave inhales wave camera bellows bottom and is equipped with through-hole, thunder
It is plugged in the inner cavity that millimeter wave inhales wave camera bellows up to turntable by through-hole, millimetre-wave radar is fixed at the top of Radar IF simulation and is assemblied in
Millimeter wave is inhaled in the inner cavity of wave camera bellows, and with the dual-mode antenna in dual-mode antenna and transmitting-receiving frequency converter integrated equipment positioned at same
On horizontal plane, dual-mode antenna is connected with transmitting-receiving frequency converter integrated equipment with data processing system, dual-mode antenna and transmitting-receiving frequency conversion
Device integrated equipment can will be transmitted in data processing system after the data frequency conversion being collected into, data processing system and motor driven
Device is connected and controls the work of motor driver, and the motor assembled on motor driver and Radar IF simulation connect and controls motor
Work.
2. a kind of vehicle-mounted millimeter wave radar virtual target simulation test platform according to claim 1, it is characterised in that: institute
The test-bed stated is truss-like composite structure, is attached between profile using right angle connecting pin, the bottom four of test-bed
It is fixed at angle that there are four universal wheels.
3. a kind of vehicle-mounted millimeter wave radar virtual target simulation test platform according to claim 1, it is characterised in that: institute
The Radar IF simulation stated includes slide unit, pedestal, hoistable platform and bumper, and wherein slide unit is cross-shaped configuration, and slide unit is by upper cunning
Platform and lower slide unit composition, upper slide unit are connected in lower slide unit, and upper slide unit can be slided in lower slide unit, and slide unit has level
Two one-movement-freedom-degrees on direction, pedestal are fixed on the top surface of upper slide unit, and the intermediate position of pedestal is provided with first motor, the
The output shaft of one motor is screw-rod structure, is also set up on pedestal there are four guide rod, and the bottom plate of hoistable platform is screwed onto the first electricity
On the output shaft of machine, hoistable platform is also threaded through on four guide rods of pedestal, and hoistable platform being capable of driving in first motor
Four guide rods of lower edge slide up and down, and the side of hoistable platform is hinged with the first connection frame, are equipped on the first connection frame
Second motor, the output shaft of the second motor are also screw-rod structure, and bumper is hinged on the top of hoistable platform, and bumper is corresponding to be risen
The side that drop platform assembles the second motor is hinged with the second connection frame, and the second connection frame is screwed on the output shaft of the second motor,
Bumper can be shaken under the driving of the second motor, and rotating disk is articulated on the top surface of bumper, is also pacified on bumper
It equipped with third motor, is attached between the driving wheel of third motor and the rotating disk for shaking countertop by synchronous belt, third electricity
Machine can drive rotating disk to be rotated, and millimetre-wave radar is assemblied on the top surface of rotating disk by mounting rack, and the one of bumper
Verticality measuring instrument is additionally provided on side.
4. a kind of vehicle-mounted millimeter wave radar virtual target simulation test platform according to claim 3, it is characterised in that: institute
First motor, the second motor and the third motor stated are stepper motor.
5. a kind of vehicle-mounted millimeter wave radar virtual target simulation test platform according to claim 1, it is characterised in that: institute
The model mm-3608 of the dual-mode antenna and transmitting-receiving frequency converter integrated equipment stated, is made of dual-mode antenna and transmitting-receiving frequency converter,
Dual-mode antenna can receive the millimeter-wave signal of millimetre-wave radar sending, and data processing system is simulated to the virtual mesh come
Mark signal sends back millimetre-wave radar, and the millimeter-wave signal that transmitting-receiving frequency converter can receive dual-mode antenna mixes down to data processing
The frequency that system is capable of handling, and data processing system is simulated into next virtual target signal frequency-raising to millimetre-wave radar
Working frequency.
6. a kind of vehicle-mounted millimeter wave radar virtual target simulation test platform according to claim 1 or 3, feature exist
In: the motor driver is made of first motor driver, the second motor driver and third motor driver, wherein
First motor driver connect with first motor and controls the work of first motor, and the second motor driver is connect with the second motor
And the work of the second motor is controlled, third motor driver connect with third motor and controls the work of third motor.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821758039.XU CN209327564U (en) | 2018-10-29 | 2018-10-29 | A kind of vehicle-mounted millimeter wave radar virtual target simulation test platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821758039.XU CN209327564U (en) | 2018-10-29 | 2018-10-29 | A kind of vehicle-mounted millimeter wave radar virtual target simulation test platform |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109239687A (en) * | 2018-10-29 | 2019-01-18 | 吉林大学 | A kind of vehicle-mounted millimeter wave radar hardware-in―the-loop test test platform |
| CN110850379A (en) * | 2019-11-27 | 2020-02-28 | 四川航天系统工程研究所 | Active radar seeker assembly testing device |
| CN115951150A (en) * | 2022-12-31 | 2023-04-11 | 苏州科标检测有限公司 | Wireless radio frequency radiation interference test system |
-
2018
- 2018-10-29 CN CN201821758039.XU patent/CN209327564U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109239687A (en) * | 2018-10-29 | 2019-01-18 | 吉林大学 | A kind of vehicle-mounted millimeter wave radar hardware-in―the-loop test test platform |
| CN109239687B (en) * | 2018-10-29 | 2023-06-16 | 吉林大学 | Vehicle-mounted millimeter wave radar hardware-in-loop test platform |
| CN110850379A (en) * | 2019-11-27 | 2020-02-28 | 四川航天系统工程研究所 | Active radar seeker assembly testing device |
| CN115951150A (en) * | 2022-12-31 | 2023-04-11 | 苏州科标检测有限公司 | Wireless radio frequency radiation interference test system |
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