CN109870310A - A kind of test method and test macro - Google Patents
A kind of test method and test macro Download PDFInfo
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- CN109870310A CN109870310A CN201711264427.2A CN201711264427A CN109870310A CN 109870310 A CN109870310 A CN 109870310A CN 201711264427 A CN201711264427 A CN 201711264427A CN 109870310 A CN109870310 A CN 109870310A
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Abstract
The invention belongs to automobile technical fields, are related to a kind of test method, and applied to the test of blind spot detection system, the test method includes the image of continuous acquisition vehicle two sides and rear of vehicle；Detecting vehicle two sides and rear of vehicle according to described image whether there is target vehicle, and continuous acquisition and record vehicle status data, the status information of blind spot detection system, wherein the vehicle status data includes speed, turn signal state, braking state and gear state, and the status information of the blind spot detection system includes alarm state information；The match condition for the period for being in alarm condition by the period for judging to detect target vehicle according to described image and the blind spot detection system obtains the test data of blind spot detection system.The scheme provided according to the present invention, can effectively identify the case where blind spot detection system is failed to report, reported by mistake, and accurate testing degree is high.Further, it would be desirable to provide a kind of test macros for executing the method.
Description
Technical field
The embodiment of the present invention belongs to automobile technical field more particularly to a kind of test method and test macro.
Background technique
With the development of science and technology the safety of automobile is higher and higher, automobile safety system is also more and more abundant and complete
It is apt to, wherein Car body endergonic structure, safety belt, air bag, TPMS (Tire Pressure Monitoring System, tire
Pressure monitor system) etc. passive types security system as vehicle standard configure, and ABS (Antilock Brake System, system
Dynamic anti-lock braking system), ESP (Electronic Stability Program, body electronics systems stabilisation) and BSD (Blind
Spot Detection, blind spot detection system) etc. active security system also gradually configured in high-end vehicle.
Since rearview mirror is there are blind area, when side front vehicle is at the position of the general 45° angle in side rear of this vehicle, also
Be side front vehicle headstock in the place of this vehicle tailstock, driver will can't see side front vehicle in rearview mirror, at this time
When carrying out vehicle lane change, it is most likely that collide with side front vehicle, the blind spot detection system of vehicle configuration can solve
This security risk, blind spot detection system supervise the distance at 30 meters or so of vehicle body rear by the radar probe of the tailstock in real time
It surveys, can find side front vehicle in time, if driver opens turn signal lane change at this time, blind spot detection system will be sounded an alarm and be mentioned
There is obstacle vehicle at awake driver side rear, while the alarm lamp for being installed on rearview mirror surface is directly lighted, and driver is not being dispersed
Under the premise of attention, driver is reminded to pay close attention to side rear danger hidden danger, and react in time, to avoid vehicle collision even
The generation of traffic accident.
The exploitation of blind spot detection system of the domestic automobile based on 24G microwave radar is with rapid changepl. never-ending changes and improvements, examines at present to blind spot
The inspection of the functional reliability of examining system is mainly driven by driver, and tester observes and records target vehicle and alarm police
Show the switch state of lamp or the test mode of alarm sound is listened to carry out, this mode is difficult accurate evaluation blind spot detection system
Functional reliability is badly in need of the functional reliability for wanting a kind of reliable and effective test method to carry out test blindspot detection system, with full
Sufficient entrucking requirement.
Summary of the invention
To solve the above-mentioned problems, the embodiment of the present invention provides a kind of test method and test macro, is commented with accurate test
Estimate the reliability of blind spot detection system, the accuracy of alarm, and failed to report, report statistics by mistake, it is ensured that blind spot detection system can
Meet entrucking requirement.
In a first aspect, the embodiment of the present invention provides a kind of test method, the test applied to blind spot detection system, comprising:
The image of continuous acquisition vehicle two sides and rear of vehicle；
Detecting vehicle two sides and rear of vehicle according to described image whether there is target vehicle, and continuous acquisition and record vehicle
The status information of status data, blind spot detection system, wherein the vehicle status data includes speed, turn signal state, brake
Car state and gear state, the status information of the blind spot detection system include alarm state information；
Alarm is in by the period for judging to detect target vehicle according to described image and the blind spot detection system
The match condition of the period of state obtains the test data of blind spot detection system, the test data include alarm accuracy rate,
Rate of false alarm or rate of failing to report.
In some embodiment of the invention, the method also includes the images of display acquisition, the blind spot detection system
Status information and vehicle status data.
In some embodiment of the invention, the method also includes the shapes of image, the blind spot detection system to display
State information and vehicle status data carry out record screen, by recovering and analysis acquire target vehicle quantity and alarm state information,
To analyze the performance of blind spot detection system.
In some embodiment of the invention, the method also includes the environmental informations during acquisition vehicle testing, with right
The wrong report of the blind spot detection system and the test environment in the case of failing to report are analyzed.
In some embodiment of the invention, the method also includes the images in continuous acquisition vehicle two sides and rear of vehicle
Uncalibrated image detection zone before, described image detection zone are corresponding with the alarm region in the blind spot detection system；
It is described that vehicle two sides and rear of vehicle are detected with the presence or absence of target vehicle according to described image specifically:
It identifies the image detection region in described image, is detected to the image detection region of identification, judge vehicle
Two sides and rear of vehicle whether there is target vehicle.
Second aspect, the embodiment of the present invention provide a kind of test macro, applied to the test of blind spot detection system, the survey
Test system includes photographic device, image processing apparatus, information collecting device and test processes device, in which:
The photographic device is used for the image of continuous acquisition vehicle two sides and rear of vehicle；
Described image processing unit, which is used to detect vehicle two sides and rear of vehicle according to described image, whether there is target carriage
?；
The information collecting device is for continuous acquisition and record vehicle status data, the state of blind spot detection system letter
Breath, wherein the vehicle status data includes speed, turn signal state, braking state and gear state, the blind-spot detection system
The status information of system includes alarm state information；
The test processes device was used for through period for judging to detect target vehicle according to described image and described
The match condition that blind spot detection system is in the period of alarm condition obtains the test data of blind spot detection system, the test
Data include alarm accuracy rate, rate of false alarm or rate of failing to report.
In some embodiment of the invention, the system also includes display devices；The display device is for showing acquisition
Image and the blind spot detection system status information and vehicle status data.
In some embodiment of the invention, the system also includes recording apparatus, for what is shown to the display device
Image, the status information of the blind spot detection system and vehicle status data carry out record screen；
The quantity and alarm state information for the target vehicle that the test processes device is also used to acquire by recovering and analysis,
Analyze the performance of blind spot detection system.
In some embodiment of the invention, the information collecting device is also used to obtain the environment letter during vehicle testing
Breath；
The test processes device be also used to the wrong report to the blind spot detection system and fail to report in the case of test environment
It is analyzed.
In some embodiment of the invention, the test macro further includes caliberating device, and the caliberating device is used for even
Uncalibrated image detection zone, described image detection zone and the blind spot before the image of continuous acquisition vehicle two sides and rear of vehicle
Alarm region in detection system is corresponding；
The test processes device detects vehicle two sides and rear of vehicle according to described image to be had with the presence or absence of target vehicle
Body are as follows: the image detection region in identification described image is detected to the image detection region of identification, judges vehicle two sides
It whether there is target vehicle with rear of vehicle.
The test method and test macro provided according to embodiments of the present invention, compared with existing artificial observation measuring technology,
Scheme provided by the invention by image analysis, by according to image detection to target vehicle period and blind-spot detection system
The match condition of period of the system in alarm condition is recorded and is analyzed, and can effectively identify the leakage of blind spot detection system
The problems such as report, wrong report, with the alarm accuracy of assessment system, test result is more accurate.
Detailed description of the invention
It, below will be to embodiment or description of the prior art in order to illustrate more clearly of the present invention or scheme in the prior art
Needed in attached drawing make one and simple introduce, it should be apparent that, the accompanying drawings in the following description is some realities of the invention
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural block diagram of test macro provided in an embodiment of the present invention；
Fig. 2 is that associated components show in the installation of vehicle body in blind spot detection system provided in an embodiment of the present invention and test macro
It is intended to；
Fig. 3 is another structural block diagram of test macro provided in an embodiment of the present invention；
Fig. 4 is the schematic diagram of the display interface of display device provided in an embodiment of the present invention；
Fig. 5 is that the alarm region of test macro provided in an embodiment of the present invention demarcates schematic diagram；
Fig. 6 is the flow chart of test method provided in an embodiment of the present invention.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention
Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described.Unless otherwise defined, used herein
All technical and scientific terms have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.Herein
Used term, which is only for the purpose of describing specific embodiments, in the description of the invention is not intended to limit this
Invention.Term " includes " and " having " and their any changes in description and claims of this specification and above-mentioned attached drawing
Shape, it is intended that cover and non-exclusive include.Such as contain the process, method of a series of steps or units, system, product or
Equipment is not limited to listed step or unit, but optionally further comprising the step of not listing or unit or optional
Ground further includes other step or units intrinsic for these process, methods, product or equipment.
Referenced herein " embodiment " is it is meant that a particular feature, structure, or characteristic described can wrap in conjunction with the embodiments
Containing at least one embodiment of the present invention.Each position in the description occur the phrase might not each mean it is identical
Embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art explicitly and
Implicitly understand, embodiment described herein can be combined with other embodiments.
As depicted in figs. 1 and 2, the present invention provides a kind of test macro, applied to the test of blind spot detection system, blind spot inspection
Examining system include the left radar sensor 110 for being mounted on the left tailstock, the right radar sensor 120 for being mounted on the right tailstock, installation with
Radar ECU (Electronic Control Unit, electronic control unit) module 130 of interior of body is installed on left outside visor
Left alarm lamp 140, be installed on the right alarm lamp 150 of visor and the alarm buzzer 160 being installed in compartment, the survey outside the right side
Test system includes photographic device 10, image processing apparatus 20, information collecting device 30 and test processes device 40, in which:
The photographic device 10 is used for the image of continuous acquisition vehicle two sides and rear of vehicle；In the present embodiment, such as Fig. 2
Shown, the photographic device 10 includes being mounted in the left camera 210 of vehicle two sides and rear of vehicle, 220 and of right camera
Rear camera 230, left camera 210, right camera 220 and rear camera 230 acquire left side, right side and the rear of vehicle respectively
Video image；
Described image processing unit 20 connects the left camera 210, right camera 220 and rear camera 230, is used for root
Detecting vehicle two sides and rear of vehicle according to described image whether there is target vehicle；
The information collecting device 30 connects the radar ECU module 130, for continuous acquisition and record vehicle-state number
According to the status information of, blind spot detection system, wherein the vehicle status data include speed, turn signal state, braking state and
Gear state and engine start state etc., the status information of the blind spot detection system include ECU module working condition, report
Alert status information etc., wherein alarm state information can be the flicker information of left alarm lamp 140, right alarm lamp 150, be also possible to
The acoustic information of alarm buzzer 160；In the present embodiment, the information collecting device 30 includes that CAN acquisition module and BSD believe
Breath acquisition module, CAN acquisition module and BSD information acquisition module are connected to test processes device 40, CAN by corresponding interface
Acquisition module can be the CAN messages sampling instrument such as PCAN or CANoe (CAN open environment), for adopting in real time
Collect the information such as vehicle body velocities, turn signal state, braking state and gear state, BSD information acquisition module is for acquiring blind spot inspection
The information such as the ECU module working condition of examining system, alarm condition, wherein test processes device 40 can be laptop or
Other computer equipments optionally after information collecting device 30 and test processes device 40, need to debug between the two logical
Whether normal believe.
The test processes device 40 is used for period and institute by judging to detect target vehicle according to described image
The match condition for stating the period that blind spot detection system is in alarm condition obtains the test data of blind spot detection system, the survey
Trying data includes alarm accuracy rate, rate of false alarm or rate of failing to report；For example it is detected in some period image processing apparatus 20 specific
There is target vehicle in region, and blind spot detection system then illustrates that alarm is abnormal in the period no alarms and no surprises；Or at some
Period image processing apparatus 20 does not detect that there is target vehicle in specific region, and blind spot detection system has hair in the period
Alarm out also illustrates that alarm is abnormal.
In some embodiment of the invention, as shown in figure 3, the system also includes display device 50, the display device
50 for showing the image of acquisition and the status information and vehicle status data of the blind spot detection system, in alternative embodiment
In, described image processing unit 20 is also used to generate stitching image according to the image of acquisition, and the display device 50 is for showing
The stitching image.As shown in figure 4, the schematic diagram of the display interface of display device 50 is illustrated as, in this example it is shown that boundary
Face includes multiple display areas, such as video image viewing area 501, and image or display for showing single camera shooting are spelled
Map interlinking picture, vehicle-state viewing area 502, for showing vehicle status data, blind spot detection system status display area 503 is used for
Show the status information of blind spot detection system, optionally, display interface can also include other information viewing area 503, such as aobvious
Show preset test environment information, temporal information etc., the interface layout of each display area can according to need the content of display into
Row layout, the content of display can also be shown as needed, be not construed as limiting in the present embodiment.
In some embodiment of the invention, again refering to Fig. 3, the system also includes recording apparatus 60, for described
The status information and vehicle status data of image, the blind spot detection system that display device 50 is shown carry out record screen, described aobvious
The original image that the image that showing device 50 is shown can be acquired with camera, the image such as stitching image that is also possible to that treated,
Specifically, after starting test macro, according to test environment and upper drive test examination is required, recording apparatus 60 is opened, the display is filled
It sets 50 and carries out record screen operation, to save the information in road test test process, can find that alarm is abnormal in time during the test, and
Time record is done to abnormal conditions；The quantity for the target vehicle that the test processes device 40 is also used to acquire by recovering and analysis
And alarm state information, analyze the performance of blind spot detection system.In some embodiment of the invention, the information collecting device 30
It is also used to obtain the environmental information during vehicle testing；The test processes device 40 is also used to the blind spot detection system
Wrong report and the test environment in the case of failing to report analyzed, specifically, when the survey of various operating conditions and environment and target carriage vehicle
After examination quantity reaches test request, can by playback video statistics accuracy rate, report by mistake, fail to report situation, and to abnormal data
Corresponding environmental information is analyzed.
In some embodiment of the invention, again refering to Fig. 3, the test macro further includes caliberating device 70, the mark
Device 70 is determined for the uncalibrated image detection zone before the image of continuous acquisition vehicle two sides and rear of vehicle, described image inspection
It is corresponding with the alarm region in the blind spot detection system to survey region；The test processes device 40 is detected according to described image
Vehicle two sides and rear of vehicle whether there is target vehicle specifically: the image detection region in identification described image, to knowledge
Other image detection region is detected, and judges vehicle two sides and rear of vehicle with the presence or absence of target vehicle.Specifically, it is testing
Before, static demarcating and the detection of the radar sensor of blind spot detection system are carried out, and install vehicle arranged on left and right sides and rear
Then camera demarcates the camera alarm region line and non-alarm region line in corresponding orientation, according to car load with Fig. 5 institute
The schematic diagram shown is illustrated, and the figure shows the detection zones of 15m*35m, if the camera vehicle left side of vehicle left side
After region acquires video image, if being partially or wholly located at the region NCGF (N line, C to target vehicle by analyzing and detecting
Line, G line, the region between F line, similar hereinafter), then blind spot detection system will sound an alarm, if blind spot detection system does not have
It sounds an alarm, then illustrates blind spot detection system dysfunction, test macro will record this abnormal conditions, if detecting target carriage
Other regions that the region NCGF is removed in the region DNHE are integrally located at, blind spot detection system can be sounded an alarm or not issued
Alarm, and for the target vehicle on the left of H line, blind spot detection system will be forbidden sounding an alarm, if blind spot detection system issues
Alarm then illustrates that blind spot detection system dysfunction, test macro will record this abnormal conditions；The camera pair of vehicle right side
After vehicle right side region acquires video image, if being partially or wholly located at the area NCKL to target vehicle by analyzing and detecting
Domain, blind spot detection system will sound an alarm, if blind spot detection system no alarms and no surprises, illustrate blind spot detection system function
Abnormal, test macro will record this abnormal conditions, if detecting, target vehicle is integrally located in the region NDJM except the region NCKL
Other regions, blind spot detection system can sound an alarm or not sound an alarm, and for the target vehicle on the right side of M line,
Blind spot detection system will be forbidden sounding an alarm, if blind spot detection system sounds an alarm, illustrate that blind spot detection system function is different
Often, test macro will record this abnormal conditions；After the camera of vehicle rear-side acquires video image to rear view of vehicle region, if
It is located at the region NBGF or the region NBKL by analyzing and detecting to target vehicle a part or whole part, blind spot detection system will issue
Alarm illustrates that blind spot detection system dysfunction, test macro will record this if blind spot detection system no alarms and no surprises
One abnormal conditions, if detecting, target vehicle is integrally located in the region NOHE except in other regions and the region NOJM in the region NBGF
Except other regions in the region NCKL, blind spot detection system can be sounded an alarm or not sound an alarm, and for the region OAHE
With the target vehicle in the region OAJM, can determine whether to alarm according to the setting of blind spot detection system, if blind spot detection system does not have
Have and run according to setting, then illustrates that blind spot detection system dysfunction, test macro will record this abnormal conditions；Specifically surveying
During examination, the size and alarm region of detection zone shown in Fig. 4 can be freely set according to the functional requirement of blind spot detection system
The distribution of line and non-alarm region line, is not construed as limiting in the present embodiment.
It should be noted that be kept in the test process of above-described embodiment test vehicle load and distribution with
It is consistent when the static demarcating of the radar sensor of blind spot detection system.
The test macro provided according to embodiments of the present invention, compared with existing artificial observation measuring technology, the present invention is provided
Scheme by image analysis, by being in alarm to according to the period of image detection to target vehicle and blind spot detection system
The match condition of the period of state is recorded and is analyzed, and can effectively identify failing to report, report by mistake etc. and asking for blind spot detection system
Topic, with the alarm accuracy of assessment system, test result is more accurate；The video and information of acquisition can additionally be shown
Show, and to the content of display carry out record screen and record environmental information, so as to in test result wrong report, fail to report situation carry out
Analysis, can also analyze reporting by mistake, failing to report corresponding environmental information, to improve the detection parameters of blind spot detection system.
The test macro provided based on the above embodiment, the embodiment of the present invention also provide a kind of test method, are applied to blind
The test of point detection system, flow chart as shown in FIG. 6, the test method include:
S10, continuous acquisition vehicle two sides and rear of vehicle image；Specifically, by being mounted on vehicle two sides and vehicle
Three cameras at rear acquire the video image on the left side of vehicle, right side and rear respectively；
S20, it whether there is target vehicle, and continuous acquisition and note according to described image detection vehicle two sides and rear of vehicle
Vehicle status data, the status information of blind spot detection system are recorded, wherein the vehicle status data includes speed, turn signal shape
State, braking state and gear state, the status information of the blind spot detection system include alarm state information；The blind-spot detection
The status information of system includes ECU module working condition, alarm state information etc., and wherein alarm state information can be alarm lamp
Flicker information, be also possible to the acoustic information of alarm buzzer；
S30, by judging to detect that the period of target vehicle and the blind spot detection system are according to described image
The match condition of the period of alarm condition obtains the test data of blind spot detection system, and the test data includes that alarm is accurate
Rate, rate of false alarm or rate of failing to report.For example detect that there is target vehicle in specific region in some period image processing apparatus 20, and it is blind
Point detection system then illustrates that alarm is abnormal in the period no alarms and no surprises；Or in some period image processing apparatus
20 do not detect that there is target vehicle in specific region, and blind spot detection system is sounded an alarm in the period, also illustrates to alarm
It is abnormal.In some embodiment of the invention, the method also includes the states of the image of display acquisition, the blind spot detection system
Information and vehicle status data.It specifically may also display preset test environment information, temporal information etc..
In some embodiment of the invention, the method also includes the shapes of image, the blind spot detection system to display
State information and vehicle status data carry out record screen, by recovering and analysis acquire target vehicle quantity and alarm state information,
To analyze the performance of blind spot detection system.In some embodiment of the invention, the method also includes obtaining vehicle testing process
In environmental information, the test environment with the wrong report to the blind spot detection system and in the case of failing to report analyzes.Specifically,
It, can be accurate by playback video statistics after the test quantity of various operating conditions and environment and target carriage vehicle reaches test request
Rate is reported by mistake, fails to report situation, and analyzing environmental information corresponding to abnormal data.
In some embodiment of the invention, the method also includes the images in continuous acquisition vehicle two sides and rear of vehicle
Uncalibrated image detection zone before, described image detection zone are corresponding with the alarm region in the blind spot detection system；Institute
It states and vehicle two sides and rear of vehicle is detected with the presence or absence of target vehicle according to described image specifically: the figure in identification described image
It as detection zone, is detected to the image detection region of identification, judges vehicle two sides and rear of vehicle with the presence or absence of target
Vehicle.It can refer to the relevant technologies content in previous embodiment particularly with regard to the process of uncalibrated image detection zone, it is no longer superfluous herein
It states.
The test method provided according to embodiments of the present invention, compared with existing artificial observation measuring technology, the present invention is provided
Scheme by image analysis, by being in alarm to according to the period of image detection to target vehicle and blind spot detection system
The match condition of the period of state is recorded and is analyzed, and can effectively identify failing to report, report by mistake etc. and asking for blind spot detection system
Topic, with the alarm accuracy of assessment system, test result is more accurate；The video and information of acquisition can additionally be shown
Show, and to the content of display carry out record screen and record environmental information, so as to in test result wrong report, fail to report situation carry out
Analysis, can also analyze reporting by mistake, failing to report corresponding environmental information, to improve the detection parameters of blind spot detection system.
Obviously, embodiments described above is only a part of the embodiment of the present invention, instead of all the embodiments, attached
Presently preferred embodiments of the present invention is given in figure, but is not intended to limit the scope of the patents of the invention.The present invention can be with many differences
Form realize, on the contrary, purpose of providing these embodiments is keeps the understanding to the disclosure more thorough
Comprehensively.Although the present invention is described in detail referring to the foregoing embodiments, for coming for those skilled in the art,
Can still modify to technical solution documented by aforementioned each specific embodiment, or to part of technical characteristic into
Row equivalence replacement.All equivalent structures done using description of the invention and accompanying drawing content, are directly or indirectly used in other
Relevant technical field, similarly within the invention patent protection scope.
Claims (10)
1. a kind of test method, the test applied to blind spot detection system characterized by comprising
The image of continuous acquisition vehicle two sides and rear of vehicle；
Detecting vehicle two sides and rear of vehicle according to described image whether there is target vehicle, and continuous acquisition and record vehicle shape
State data, the status information of blind spot detection system, wherein the vehicle status data includes speed, turn signal state, brake shape
State and gear state, the status information of the blind spot detection system include alarm state information；
Alarm condition is in by the period and the blind spot detection system that judge to detect target vehicle according to described image
The match condition of period obtain the test data of blind spot detection system, the test data includes alarm accuracy rate, wrong report
Rate or rate of failing to report.
2. test method according to claim 1, which is characterized in that the method also includes the images of display acquisition, institute
State the status information and vehicle status data of blind spot detection system.
3. test method according to claim 2, which is characterized in that the method also includes the images, described to display
The status information and vehicle status data of blind spot detection system carry out record screen, pass through the quantity for the target vehicle that recovering and analysis acquires
And alarm state information, to analyze the performance of blind spot detection system.
4. test method according to claim 1, which is characterized in that the method also includes during acquisition vehicle testing
Environmental information, the test environment with the wrong report to the blind spot detection system and in the case of failing to report analyzes.
5. test method according to claim 1-4, which is characterized in that the method also includes in continuous acquisition
Uncalibrated image detection zone before the image of vehicle two sides and rear of vehicle, described image detection zone and the blind-spot detection system
Alarm region in system is corresponding；
It is described that vehicle two sides and rear of vehicle are detected with the presence or absence of target vehicle according to described image specifically:
It identifies the image detection region in described image, is detected to the image detection region of identification, judge vehicle two sides
It whether there is target vehicle with rear of vehicle.
6. a kind of test macro, the test applied to blind spot detection system, which is characterized in that the test macro includes camera shooting dress
It sets, image processing apparatus, information collecting device and test processes device, in which:
The photographic device is used for the image of continuous acquisition vehicle two sides and rear of vehicle；
Described image processing unit, which is used to detect vehicle two sides and rear of vehicle according to described image, whether there is target vehicle；
The information collecting device is for continuous acquisition and records vehicle status data, the status information of blind spot detection system,
Described in vehicle status data include speed, turn signal state, braking state and gear state, the shape of the blind spot detection system
State information includes alarm state information；
The test processes device is for passing through the period for judging to detect target vehicle according to described image and the blind spot
The match condition that detection system is in the period of alarm condition obtains the test data of blind spot detection system, the test data
Including alarm accuracy rate, rate of false alarm or rate of failing to report.
7. test macro according to claim 6, which is characterized in that the system also includes display devices；The display
Device is used to show the image of acquisition and the status information and vehicle status data of the blind spot detection system.
8. test macro according to claim 7, which is characterized in that the system also includes recording apparatus, for institute
The status information and vehicle status data for stating image, the blind spot detection system that display device shows carry out record screen；
The quantity and alarm state information for the target vehicle that the test processes device is also used to acquire by recovering and analysis, analysis
The performance of blind spot detection system.
9. test macro according to claim 6, which is characterized in that the information collecting device is also used to obtain vehicle survey
Environmental information during examination；
Test environment in the case of the test processes device is also used to the wrong report to the blind spot detection system and fails to report carries out
Analysis.
10. according to the described in any item test macros of claim 6-9, which is characterized in that the test macro further includes calibration
Device, the caliberating device are used for the uncalibrated image detection zone before the image of continuous acquisition vehicle two sides and rear of vehicle,
Described image detection zone is corresponding with the alarm region in the blind spot detection system；
The test processes device, which detects vehicle two sides and rear of vehicle according to described image, whether there is target vehicle specifically:
It identifies the image detection region in described image, is detected to the image detection region of identification, judge vehicle two sides and vehicle
Rear whether there is target vehicle.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112254977A (en) * | 2020-09-03 | 2021-01-22 | 北汽福田汽车股份有限公司 | Data processing method and device based on automatic emergency braking system |
| CN112559314A (en) * | 2019-09-26 | 2021-03-26 | 上海汽车集团股份有限公司 | Testing method and testing device for human-computer interaction interface |
| CN113702068A (en) * | 2021-08-31 | 2021-11-26 | 中汽院(重庆)汽车检测有限公司 | Evaluation system and evaluation method of commercial vehicle blind area monitoring system |
| CN114023109A (en) * | 2021-11-03 | 2022-02-08 | 中国矿业大学 | Early warning system for preventing rear-end collision of mobile tank car |
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Application publication date: 20190611 |