CN209447330U - A kind of expressway tol lcollection mouth overspeed prompting system based on AR technology - Google Patents
A kind of expressway tol lcollection mouth overspeed prompting system based on AR technology Download PDFInfo
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- CN209447330U CN209447330U CN201821674530.4U CN201821674530U CN209447330U CN 209447330 U CN209447330 U CN 209447330U CN 201821674530 U CN201821674530 U CN 201821674530U CN 209447330 U CN209447330 U CN 209447330U
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Abstract
The expressway tol lcollection mouth overspeed prompting system based on AR technology that the utility model discloses a kind of comprising the AR display unit that is arranged on vehicle, the AR information acquisition unit being arranged on vehicle, the GPS module being arranged on vehicle, AR processor, the collecting vehicle information mechanism that highway ETC charge station is set.A kind of expressway tol lcollection mouth overspeed prompting system based on AR technology provided by the utility model can carry out parameter information acquisition to the vehicle for driving towards highway ETC charge station under conditions of different light, identification of testing the speed is carried out according to driving towards car speed and whether exceed the speed limit simultaneously, for over-speed vehicles, non- ETC passing vehicle, which slow down, reminds simultaneously forced deceleration, then the lifting lever at charge station is fallen, to which the case where fee evasion is sent be greatly reduced, and the utility model applies AR technology, driver can be visual and clear know and charge station's distance, it can slow down in time.
Description
Technical field
The utility model relates to expressway tol lcollection monitoring equipment technical field more particularly to a kind of height based on AR technology
Fast highway tollgate overspeed prompting system.
Background technique
The charge operation of highway is a basic service in highway operation, imposes reasonable take to user
With for repaying loan of repairing the roads, providing improves highway network construction fund, is the basis that highway is depended on for existence with development.
In vehicle driver when driving towards expressway tol lcollection mouth, needing to slow down carries out fee payment service, not so will cause security risk, together
When part fee evasion personnel when driving towards expressway tol lcollection mouth, deliberately improve speed punching and close, to prevent above event from sending,
A large amount of manpowers are needed to arrange at expressway tol lcollection mouth to supervise, and are wasted a lot of manpower and material resources.
And many drivers are not often slowed down in time before highway ETC charge station, are caused because not yet done to road conditions
Security risk.And existing navigation system is navigated simply by verbal description mostly, driver cannot intuitively know
Specific distance and deceleration time, and existing navigation system can only be according to virtual map by satellite positioning, virtually
Position of the automobile on virtual map is provided on figure, although and it is that driver exists that many luxury cars, which are designed with proximity sensor, at present
A safety prompt function is provided when parking, but markings in how satisfying the need in dynamic advance and front automobile distance are sentenced
Surely guidance driver safety drives, and there is presently no a practical schemes.And, in the prior art, in highway
Charging aperture is not provided with speed-reduction prompting device mostly, and many drivers are because be non-ETC passing vehicle, and cannot slow down lane-change in time,
Charging aperture moves backward and causes congestion again.For fee evasion personnel, expressway tol lcollection mouth is prevented using elevating lever mostly, however single
Only elevating lever cannot effectively stop fee evasion personnel.
Therefore, it is necessary to a kind of expressway tol lcollection mouth overspeed prompting system based on AR technology is provided, it can be intuitively
So that driver is known the distance apart from highway ETC charge station, and can intuitively receive deceleration instruction, vehicle is carried out
Slow down.
Utility model content
In order to solve the above technical problems, the utility model provide it is a kind of based on AR technology expressway tol lcollection mouth hypervelocity mention
The system of waking up.
The utility model provides a kind of expressway tol lcollection mouth overspeed prompting system based on AR technology, comprising:
AR display unit on vehicle is set, for showing road guide information；
AR information acquisition unit on vehicle is set, for shooting real scene image, obtains the geography in locating geographical location
Coordinate and the routing information between navigation destination；
GPS module on vehicle is set, for the location information of vehicle to be sent to AR processor；
AR processor is carried out for uploading the GPS information and the destination manually selected in AR display unit
AR display unit is sent to after integrated treatment, AR display unit shows that optimal path guides with multidimensional image；The AR information obtains
Unit, GPS module, AR display unit is taken to be connected with AR processor.
The collecting vehicle information mechanism of highway ETC charge station is set, drives towards highway ETC charge for acquiring
The car speed stood, vehicle spy's information remind instruction by issuing according to the velocity information；Collecting vehicle information mechanism and AR are handled
Device is connected.
Herein, AR display unit is the display screen being arranged on vehicle, and AR information acquisition unit is to be arranged on vehicle
AR camera, AR processor is the microprocessor being arranged on vehicle, wireless communication chips, and microprocessor is preferably MCU,
Model is preferably STM32F103ZET6STM LQFP-144, and wireless communication chips are preferably 4G communication chip, and model is preferably
M8321-D, GPS module are preferably the ThunderBolt E series that Trimble company provides.When vehicle drives towards the vehicle of charge station
When speed is greater than given threshold, data monitoring device sends to slow down by 4G network to AR processor reminds instruction, AR processor control
System prompts vehicle driver to slow down on AR display unit；Simultaneously, AR information acquisition unit shoots real-time road video, and will
The video of shooting is sent to AR processor, and the location information of vehicle is sent to after AR processor is handled and sends by GPS module
AR display unit is given, AR display unit shows that optimal path guides with multidimensional image.Herein it should be noted that AR processor
Interior to be equipped with map navigation module, this is design common in the art, therefore this will not be repeated here its process.
The utility model is prompted to driver clear and intuitively by AR display unit, when driving towards highway ETC
When charge station, if speed is greater than pre-set value, reminds and slow down.
Further, the collecting vehicle information mechanism includes:
To the first image collecting device that the vehicle license for driving towards highway ETC charge station is recognized, described first
Image collecting device mainly acquires in the case where bright and clear, drives towards the vehicle license of highway ETC charge station, outside vehicle
Shape information characteristics.
Exit direction and the vehicle laser emitter that drive towards direction vertical；To the shape of the laser rays of laser transmitter projects
Variation is acquired, and obtains the second image collecting device of image information, and the second image collecting device is mainly used for acquisition in light
In the insufficient situation of line, the contour of the vehicle information characteristics and license plate information of highway ETC charge station are driven towards.
It is connected with the first image collecting device, the second image collecting device, at collected described image information
Reason determines the image processing apparatus of the first parameter information, the second parameter information that cross vehicle, the first parameter described herein
In the case that information is bright and clear, vehicle license, the contour of the vehicle information characteristics of highway ETC charge station are driven towards, second
In the case that parameter information is insufficient light, the contour of the vehicle information characteristics and licence plate letter of highway ETC charge station are driven towards
Breath, the second parameter information acquisition principle is as follows, since the vehicle of different external forms can generate the deviation of different shapes to laser rays,
By the analysis and principle of triangulation to laser rays change in shape, three-dimensional reconstruction can be carried out to vehicle external form, thus real
Existing vehicle cab recognition function, while the laser rays of vehicle roof can be measured to the distance of this equipment, Ye Jiche using range of triangle
The distance that this equipment is arrived at the top of, calculates by simple geometry, can obtain distance of the vehicle roof to ground, Ye Jiche
It is high；On the other hand, within this period of the vehicle body by laser rays, so repeat multiple ranging, be then equivalent to car body
It carries out tomoscan and vehicle cab recognition is realized with this to obtain the general outline of car body, it should be noted simultaneously that, the application
What is laid special stress on protecting is the connection relationship between each device of system, and for judgment method, the description of workflow is intended to help to examine
The person of looking into understands the workflow of system, and judgment method, the calculation method in the application are the prior art, are not for journey
The improvement of sequence.Described image information processing unit is preferably MCU, is super low-power consumption processor, model MSP430F552X system
Column.
To the tachymeter that the car speed for driving towards highway ETC charge station is detected, tachymeter described herein
It can be laser velocimeter, the collimation of laser is stronger, has measuring accuracy high, response time short advantage.Certainly, this hair
Tachymeter in bright embodiment is not limited only to using laser velocimeter, can also be using other speed measuring devices, and the application is to this
Special restriction is not done, is able to achieve the purpose of this utility model.
According to the vehicle parameter information for driving towards highway ETC charge station, ETC passing vehicle, traveling speed are judged whether it is
Whether degree exceeds the speed limit, and the data monitoring for issuing deceleration instruction for non-ETC passing vehicle, more than the over-speed vehicles of given threshold fills
It sets, while the parameter information for crossing vehicle being saved, the data monitoring device and tachymeter, image processing apparatus phase
Even, data monitoring device is also connected with AR processor.
It is connected with the data monitoring device, is reminded under the control of data monitoring device and drive towards highway ETC charge
The deceleration device for the vehicle deceleration stood；
Preferably, first image collecting device, the second image collector are set to video camera.
Further, optical filtering corresponding with the laser emitter wavelength is additionally provided in second image collecting device
Piece.
Second image collector is set to the video camera using infrared-sensitive sensitive chip and global shutter camera lens.It is taking the photograph
Optical filter is set in camera, so as to filtering out component environment light, improves the signal-to-noise ratio of laser rays in the picture.Second image collector
The infrared-sensitive sensitive chip and global shutter camera lens for setting use, to improve the quality of imaging.Certain second image collector
Other kinds of video camera can also be used by setting, however it is not limited to use global shutter camera, it is practical that this does not influence this
Novel realization.
Laser emitter is infrared linear laser emitter.
Further embodiment is, the deceleration device includes: the deceleration instruction for receiving the sending of data monitoring device, to driving towards
The projection arrangement that vehicle windscreen is projected, projection arrangement can be to be projected on the windshield, can also be on road
It is projected on face, this is projection arrangement common in the art, and this will not be repeated here；Setting receives data prison in subsurface
Control the vibration deceleration strip that the deceleration instruction that device issues stretches out.
Preferred herein, data monitoring device is preferably single-chip microcontroller, and model is preferably HT46RU232, certainly may be used
Think the single-chip microcontroller of other models, the application is not specially limited herein.
Compared with the relevant technologies, a kind of expressway tol lcollection mouth overspeed prompting based on AR technology provided by the utility model
System can carry out parameter information acquisition to the vehicle for driving towards highway ETC charge station under conditions of different light, simultaneously
Identification of testing the speed is carried out according to driving towards car speed and whether exceeding the speed limit, over-speed vehicles, non-ETC passing vehicle slow down and reminded simultaneously
Forced deceleration, then the lifting lever at charge station is fallen, so that the case where fee evasion is sent be greatly reduced, reduces live prison
Pipe personnel amount, reduces charging aperture congestion phenomenon, security risk, can for expressway tol lcollection automation, unmanned provide
Can, and AR augmented reality is increased, visualization is higher, while can be according to the vehicle for driving towards highway ETC charge station
Distance apart from charge station prompts vehicle, when distance is less than setting value, by AR display unit intuitively to driving
The person of sailing prompts to slow down.
Detailed description of the invention
Fig. 1 is the system block diagram of the utility model；
Fig. 2 is the utility model deceleration device structural schematic diagram.
Specific embodiment
Below in conjunction with drawings and embodiments, the utility model is described in further detail.
Fig. 1 is please referred to, the utility model provides a kind of expressway tol lcollection mouth overspeed prompting system based on AR technology, packet
It includes:
AR display unit on vehicle is set, for showing road guide information；
AR information acquisition unit on vehicle is set, for shooting real scene image, obtains the geography in locating geographical location
Coordinate and the routing information between navigation destination；
GPS module on vehicle is set, for the location information of vehicle to be sent to AR processor；
AR processor is carried out for uploading the GPS information and the destination manually selected in AR display unit
AR display unit is sent to after integrated treatment, AR display unit shows that optimal path guides with multidimensional image；The AR information obtains
Unit, GPS module, AR display unit is taken to be connected with AR processor.
The collecting vehicle information mechanism of highway ETC charge station is set, drives towards highway ETC charge for acquiring
The car speed stood, vehicle spy's information remind instruction by issuing according to the velocity information；Collecting vehicle information mechanism and AR are handled
Device is connected.
Herein, AR display unit is the display screen being arranged on vehicle, and AR information acquisition unit is to be arranged on vehicle
AR camera, AR processor is the microprocessor being arranged on vehicle, wireless communication chips, and microprocessor is preferably MCU,
Model is preferably STM32F103ZET6STM LQFP-144, and wireless communication chips are preferably 4G communication chip, and model is preferably
M8321-D, GPS module are preferably the ThunderBolt E series that Trimble company provides.When vehicle drives towards the vehicle of charge station
When speed is greater than given threshold, data monitoring device sends to slow down by 4G network to AR processor reminds instruction, AR processor control
System prompts vehicle driver to slow down on AR display unit；Simultaneously, AR information acquisition unit shoots real-time road video, and will
The video of shooting is sent to AR processor, and the location information of vehicle is sent to after AR processor is handled and sends by GPS module
AR display unit is given, AR display unit shows that optimal path guides with multidimensional image.Herein it should be noted that AR processor
Interior to be equipped with map navigation module, this is design common in the art, therefore this will not be repeated here its process.
The utility model is prompted to driver clear and intuitively by AR display unit, when driving towards highway ETC
When charge station, if speed is greater than pre-set value, reminds and slow down.
Embodiment 1
In the present embodiment, collecting vehicle information mechanism includes:
To the first image collecting device that the vehicle license for driving towards highway ETC charge station is recognized, described first
Image collecting device mainly acquires in the case where bright and clear, drives towards the vehicle license of highway ETC charge station, outside vehicle
Shape information characteristics.
Exit direction and the vehicle laser emitter that drive towards direction vertical；To the shape of the laser rays of laser transmitter projects
Variation is acquired, and obtains the second image collecting device of image information, and the second image collecting device is mainly used for acquisition in light
In the insufficient situation of line, the contour of the vehicle information characteristics and license plate information of highway ETC charge station are driven towards.
It is connected with the first image collecting device, the second image collecting device, at collected described image information
Reason determines the image processing apparatus of the first parameter information, the second parameter information that cross vehicle, the first parameter described herein
In the case that information is bright and clear, vehicle license, the contour of the vehicle information characteristics of highway ETC charge station are driven towards, second
In the case that parameter information is insufficient light, the contour of the vehicle information characteristics and licence plate letter of highway ETC charge station are driven towards
Breath, the second parameter information acquisition principle is as follows, since the vehicle of different external forms can generate the deviation of different shapes to laser rays,
By the analysis and principle of triangulation to laser rays change in shape, three-dimensional reconstruction can be carried out to vehicle external form, thus real
Existing vehicle cab recognition function, while the laser rays of vehicle roof can be measured to the distance of this equipment, Ye Jiche using range of triangle
The distance that this equipment is arrived at the top of, calculates by simple geometry, can obtain distance of the vehicle roof to ground, Ye Jiche
It is high；On the other hand, within this period of the vehicle body by laser rays, so repeat multiple ranging, be then equivalent to car body
It carries out tomoscan and vehicle cab recognition is realized with this to obtain the general outline of car body, it should be noted simultaneously that, the application
What is laid special stress on protecting is the connection relationship between each device of system, and for judgment method, the description of workflow is intended to help to examine
The person of looking into understands the workflow of system, and judgment method, the calculation method in the application are the prior art, are not for journey
The improvement of sequence.Described image information processing unit is preferably MCU, is super low-power consumption processor, model MSP430F552X system
Column.
To the tachymeter that the car speed for driving towards highway ETC charge station is detected, tachymeter described herein
It can be laser velocimeter, the collimation of laser is stronger, has measuring accuracy high, response time short advantage.Certainly, this hair
Tachymeter in bright embodiment is not limited only to using laser velocimeter, can also be using other speed measuring devices, and the application is to this
Special restriction is not done, is able to achieve the purpose of this utility model.
According to the vehicle parameter information for driving towards highway ETC charge station, ETC passing vehicle, traveling speed are judged whether it is
Whether degree exceeds the speed limit, and the data monitoring for issuing deceleration instruction for non-ETC passing vehicle, more than the over-speed vehicles of given threshold fills
It sets, while the parameter information for crossing vehicle being saved, the data monitoring device and tachymeter, image processing apparatus phase
Even, data monitoring device is also connected with AR processor.
It is connected with the data monitoring device, is reminded under the control of data monitoring device and drive towards highway ETC charge
The deceleration device for the vehicle deceleration stood.
First image collecting device, the second image collector are set to video camera.The first image acquisition device,
100 meters of left-right positions are arranged before highway ETC charge station in second image collecting device.
Laser emitter is infrared linear laser emitter.
Referring to figure 2., the deceleration device includes: the deceleration instruction for receiving the sending of data monitoring device, to driving towards vehicle
The projection arrangement that windshield is projected, projection arrangement can be to be projected on the windshield, can also be on road surface
It is projected, this is projection arrangement common in the art, and this will not be repeated here；Setting receives data monitoring dress in subsurface
Set the vibration deceleration strip that the deceleration instruction of sending stretches out.Deceleration device is arranged before highway ETC charge station at 50 meters.
Data monitoring device is preferably single-chip microcontroller, and model is preferably HT46RU232, naturally it is also possible to for other models
Single-chip microcontroller, the application are not specially limited herein.
Embodiment 2
In the present embodiment, referring to figure 2., the collecting vehicle information mechanism includes:
To the first image collecting device that the vehicle license for driving towards highway ETC charge station is recognized, described first
Image collecting device mainly acquires in the case where bright and clear, drives towards the vehicle license of highway ETC charge station, outside vehicle
Shape information characteristics.
Exit direction and the vehicle laser emitter that drive towards direction vertical；To the shape of the laser rays of laser transmitter projects
Variation is acquired, and obtains the second image collecting device of image information, and the second image collecting device is mainly used for acquisition in light
In the insufficient situation of line, the contour of the vehicle information characteristics and license plate information of highway ETC charge station are driven towards.
It is connected with the first image collecting device, the second image collecting device, at collected described image information
Reason determines the image processing apparatus of the first parameter information, the second parameter information that cross vehicle, the first parameter described herein
In the case that information is bright and clear, vehicle license, the contour of the vehicle information characteristics of highway ETC charge station are driven towards, second
In the case that parameter information is insufficient light, the contour of the vehicle information characteristics and licence plate letter of highway ETC charge station are driven towards
Breath, the second parameter information acquisition principle is as follows, since the vehicle of different external forms can generate the deviation of different shapes to laser rays,
By the analysis and principle of triangulation to laser rays change in shape, three-dimensional reconstruction can be carried out to vehicle external form, thus real
Existing vehicle cab recognition function, while the laser rays of vehicle roof can be measured to the distance of this equipment, Ye Jiche using range of triangle
The distance that this equipment is arrived at the top of, calculates by simple geometry, can obtain distance of the vehicle roof to ground, Ye Jiche
It is high；On the other hand, within this period of the vehicle body by laser rays, so repeat multiple ranging, be then equivalent to car body
It carries out tomoscan and vehicle cab recognition is realized with this to obtain the general outline of car body, it should be noted simultaneously that, the application
What is laid special stress on protecting is the connection relationship between each device of system, and for judgment method, the description of workflow is intended to help to examine
The person of looking into understands the workflow of system, and judgment method, the calculation method in the application are the prior art, are not for journey
The improvement of sequence.Described image information processing unit is preferably MCU, is super low-power consumption processor, model MSP430F552X system
Column.
To the tachymeter that the car speed for driving towards highway ETC charge station is detected, tachymeter described herein
It can be laser velocimeter, the collimation of laser is stronger, has measuring accuracy high, response time short advantage.Certainly, this hair
Tachymeter in bright embodiment is not limited only to using laser velocimeter, can also be using other speed measuring devices, and the application is to this
Special restriction is not done, is able to achieve the purpose of this utility model.
According to the vehicle parameter information for driving towards highway ETC charge station, ETC passing vehicle, traveling speed are judged whether it is
Whether degree exceeds the speed limit, and the data monitoring for issuing deceleration instruction for non-ETC passing vehicle, more than the over-speed vehicles of given threshold fills
It sets, while the parameter information for crossing vehicle being saved, the data monitoring device and tachymeter, image processing apparatus phase
Even, data monitoring device is also connected with AR processor.
It is connected with the data monitoring device, is reminded under the control of data monitoring device and drive towards highway ETC charge
The deceleration device for the vehicle deceleration stood.
First image collecting device, the second image collector are set to video camera.The first image acquisition device,
100 meters of left-right positions are arranged before highway ETC charge station in second image collecting device.
Optical filter corresponding with the laser emitter wavelength is additionally provided in second image collecting device.
Second image collector is set to the video camera using infrared-sensitive sensitive chip and global shutter camera lens.It is taking the photograph
Optical filter is set in camera, so as to filtering out component environment light, improves the signal-to-noise ratio of laser rays in the picture.Second image collector
The infrared-sensitive sensitive chip and global shutter camera lens for setting use, to improve the quality of imaging.Certain second image collector
Other kinds of video camera can also be used by setting, however it is not limited to use global shutter camera, it is practical that this does not influence this
Novel realization.
Laser emitter is infrared linear laser emitter.
The deceleration device include: receive data monitoring device sending deceleration instruction, to drive towards vehicle windscreen into
The projection arrangement of row projection, projection arrangement can be to be projected on the windshield, can also be projected on road surface, this
For projection arrangement common in the art, this will not be repeated here；Setting receives the deceleration of data monitoring device sending in subsurface
Instruct the vibration deceleration strip stretched out.Deceleration device is arranged before highway ETC charge station at 50 meters.
Preferred herein, data monitoring device is preferably single-chip microcontroller, and model is preferably HT46RU232, certainly may be used
Think the single-chip microcontroller of other models, the application is not specially limited herein.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other relevant technical fields, are also included in the patent protection scope of the utility model.
Claims (8)
1. a kind of expressway tol lcollection mouth overspeed prompting system based on AR technology characterized by comprising
AR display unit on vehicle is set, for showing road guide information；
AR information acquisition unit on vehicle is set, for shooting real scene image, obtains the geographical coordinate in locating geographical location
And the routing information between navigation destination；
GPS module on vehicle is set, for the location information of vehicle to be sent to AR processor；
AR processor is integrated for uploading the GPS information and the destination manually selected in AR display unit
AR display unit is sent to after processing, AR display unit shows that optimal path guides with multidimensional image；The AR acquisition of information list
Member, GPS module, AR display unit are connected with AR processor, and AR processor is connected with data monitoring device；
The collecting vehicle information mechanism of highway ETC charge station is set, drives towards highway ETC charge station for acquiring
Car speed, vehicle characteristic information issue according to the velocity information and remind instruction；Collecting vehicle information mechanism and AR processor phase
Even.
2. a kind of expressway tol lcollection mouth overspeed prompting system based on AR technology according to claim 1, feature exist
In: the collecting vehicle information mechanism includes:
The first image collecting device that the vehicle license for driving towards highway ETC charge station is recognized；
Exit direction and the vehicle laser emitter that drive towards direction vertical；
The change in shape of the laser rays of laser transmitter projects is acquired, the second image collector of image information is obtained
It sets；
It is connected with the first image collecting device, the second image collecting device, collected described image information is handled, really
Surely the first parameter information of vehicle, the image processing apparatus of the second parameter information are crossed；
The tachymeter that the car speed for driving towards highway ETC charge station is detected；
According to the vehicle parameter information for driving towards highway ETC charge station, ETC passing vehicle is judged whether it is, travel speed is
No hypervelocity issues the data monitoring device of deceleration instruction for non-ETC passing vehicle, more than the over-speed vehicles of given threshold, together
When the parameter information for crossing vehicle is saved, the data monitoring device is connected with tachymeter, image processing apparatus；Data
Monitoring device is also connected with AR processor；
It is connected with the data monitoring device, is reminded under the control of data monitoring device and drive towards highway ETC charge station
The deceleration device of vehicle deceleration.
3. a kind of expressway tol lcollection mouth overspeed prompting system based on AR technology according to claim 2, feature exist
In first image collecting device, the second image collector are set to video camera.
4. a kind of expressway tol lcollection mouth overspeed prompting system based on AR technology as claimed in claim 3, which is characterized in that
Optical filter corresponding with the laser emitter wavelength is additionally provided in second image collecting device.
5. a kind of expressway tol lcollection mouth overspeed prompting system based on AR technology as claimed in claim 4, which is characterized in that
Second image collector is set to the video camera using infrared-sensitive sensitive chip and global shutter camera lens.
6. a kind of expressway tol lcollection mouth overspeed prompting system based on AR technology as claimed in claim 2, which is characterized in that
Laser emitter is infrared linear laser emitter.
7. a kind of expressway tol lcollection mouth overspeed prompting system based on AR technology as claimed in claim 2, which is characterized in that
The deceleration device includes: the deceleration instruction for receiving the sending of data monitoring device, to driving towards what vehicle windscreen was projected
Projection arrangement；Setting receives the vibration deceleration strip that the deceleration instruction of data monitoring device sending stretches out in subsurface.
8. a kind of expressway tol lcollection mouth overspeed prompting system based on AR technology as claimed in claim 1, special
Sign is that data monitoring device is single-chip microcontroller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821674530.4U CN209447330U (en) | 2018-10-16 | 2018-10-16 | A kind of expressway tol lcollection mouth overspeed prompting system based on AR technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821674530.4U CN209447330U (en) | 2018-10-16 | 2018-10-16 | A kind of expressway tol lcollection mouth overspeed prompting system based on AR technology |
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| CN209447330U true CN209447330U (en) | 2019-09-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113112831A (en) * | 2021-04-15 | 2021-07-13 | 山东建筑大学 | Indicating device and method for guiding vehicle to control speed to pass through ETC area of expressway |
-
2018
- 2018-10-16 CN CN201821674530.4U patent/CN209447330U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113112831A (en) * | 2021-04-15 | 2021-07-13 | 山东建筑大学 | Indicating device and method for guiding vehicle to control speed to pass through ETC area of expressway |
| CN113112831B (en) * | 2021-04-15 | 2022-06-03 | 山东建筑大学 | Indicating device and method for guiding vehicle to control speed to pass through ETC area of expressway |
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