CN201413575Y - Model and license plate synchronous identifying device - Google Patents
Model and license plate synchronous identifying device Download PDFInfo
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- CN201413575Y CN201413575Y CN2009203042091U CN200920304209U CN201413575Y CN 201413575 Y CN201413575 Y CN 201413575Y CN 2009203042091 U CN2009203042091 U CN 2009203042091U CN 200920304209 U CN200920304209 U CN 200920304209U CN 201413575 Y CN201413575 Y CN 201413575Y
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Abstract
A model and license plate synchronous identifying device comprises a plurality of model identifying mechanisms which are arranged on top of the track and comprise a first image capturing unit coveringmore than one tracks and a first light supplement unit correspondingly connected with the first image capturing unit; a plurality of license plate identifying mechanisms which are arranged behind themodel identifying mechanism and and comprise a second image capturing unit covering more than one tracks and a second light supplement unit correspondingly connected with the second image capturing unit; a vehicle sensing mechanism arranged on the track on which the vehicles pass by; and a monitoring computer connected with the model identifying mechanisms and the license plate identifying mechanisms. Therefore, there has no any time delay between the license plate and the model in the back and forth relation, thereby the device has the function of accurately judging the model and license plate synchronously for the same vehicle.
Description
Technical field:
The utility model relates to a kind of vehicle and the synchronous device for identifying of car plate, refers to the context unification synchronously and reach vehicle and the synchronous identifying device of car plate of confirming effect each other of a kind of vehicle that makes vehicle and car plate especially.
Background technology:
The facility of traffic such as Ordinary Rd, bridge and parking lot, need the vehicle of different automobile types is collected different toll of rate or usage charges, if the mode of charge adopts electronic charging, then E-payment system must be differentiated the vehicle car plate automatically, makes a breakthrough so that the vehicle that all can correctly collect receivable expense or can detect high rate various vehicles is deceived people the vehicle intention of cheap rate; In addition, in the intelligent transportation system, also must be to different vehicles statistical vehicle flowrate or the vehicle of restricted part can not enter specific zone respectively, therefore, in vehicle electric charge and intelligent transportation etc. were used, vehicle vehicle number plate recognition automatically was prerequisite function.The vehicle that general automatic vehicle vehicle number plate recognition system travels for speed change, very easily because of the sampling the excessive identification mistake that causes of difference, to such an extent as to even Yin Saiche and cause vehicle to suspend problems such as repeated sampling, cause discrimination power bad and cause many puzzlements to take place.
Because be applied to the charging mechanism of facilities such as road, bridge and parking lot at present, its image law enforcement mode mostly is with video recorder and continues recording track image, and bring and inspect incident picture at that time just having access to relevant video recording whenever necessary, or with traditional camera mode accessing image.Yet, more than various images law enforcement modes all can't accomplish to take synchronously and the function of light filling synchronously, because the image that front and back are taken is positioned at different time points, be that vehicle is a vehicle, car plate is a car plate, and asynchronous generation, therefore mostly need carry out artificial interpretation to determine the license number of vehicle for the vehicle in the image of front and back, whether the relation of the vehicle that not only can't correctly judge car plate and vehicle before and after each other be consistent, and also cause the waste of manpower.So it is required when reality is used generally can't to meet the user.
The utility model content:
Technical problem to be solved in the utility model is: at above-mentioned the deficiencies in the prior art, provide a kind of vehicle and car plate synchronous device for identifying, can make the context unification synchronously and reach the effect of affirmation each other of the vehicle of vehicle and car plate.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopted is: the synchronous device for identifying of a kind of vehicle and car plate, this device comprises: several vehicle recognition mechanism, be located at the top, track, it includes the first light filling unit of containing the first above image acquisition unit of a track image, reaching several corresponding connections with each first image acquisition unit at least; Several number plate recognition mechanisms are located at each vehicle recognition mechanism rear, and it includes the second light filling unit of containing the second above image acquisition unit of a track image, reaching several corresponding connections with each second image acquisition unit at least; One vehicle sense mechanism is located at the track that vehicle is passed through, in order to passing through of sensing moving vehicle, and in sense moving vehicle by the time, transmit a sensing signal, take the image of at least one vehicle for triggering each vehicle recognition mechanism and each number plate recognition mechanism; One supervisory control comuter, be connected with each vehicle recognition mechanism and each number plate recognition mechanism, at least include a Frame Grabber, this Frame Grabber comes from the sensing signal of this vehicle sense mechanism in order to reception, and produce at least one synchronous triggering signal according to this, and should at least one synchronous triggering signal be sent to respectively each first, two light filling unit and each first, two image acquisition units, for control each first, two light filling unit produce light source, and control each first, two image acquisition units are taken the image of at least one vehicle, and after bat is got, this Frame Grabber synchronous pick-up again comes from the signal of video signal of each vehicle recognition mechanism and each number plate recognition mechanism, and this signal of video signal is sent on this supervisory control comuter, be pursuant to this and produce image data by this supervisory control comuter synchronous processing through merging.
Described each vehicle recognition mechanism is located at one and is supported on the pedestal.Described each number plate recognition mechanism is located at one and supports on the pedestal.Described each first and second image acquisition unit is a wide-angle lens.The image format of described each first and second image acquisition unit be PAL or NTSC one of them.Described each first and second light filling unit is the infrared ray light aid.Described each vehicle recognition mechanism and each number plate recognition mechanism per second take at least ± image of 1～± 3 vehicle.Described vehicle sense mechanism is an inductive coil.Described supervisory control comuter is personal computer or industrial computer.Described supervisory control comuter further includes a display interface.
So, can see through the vehicle that each vehicle recognition mechanism is followed the trail of vehicle, and by opening the car plate image through near the n each the number plate recognition sensing points that mechanism captures behind this vehicle sense mechanism, as the image capture time of number plate recognition, utilize car plate and vehicle each other context there is no any time delay, so time synchronized and can to reach the vehicle with accurate judgement car plate and vehicle be the effect of same vehicle.
Description of drawings:
Fig. 1 is a basic framework synoptic diagram of the present utility model.
Fig. 2 is a user mode synoptic diagram of the present utility model.
Label declaration:
The first light filling unit, 12 number plate recognition mechanisms 2
Second image acquisition unit, 21 second light filling unit 22
Vehicle sense mechanism 3 supervisory control comuters 4
Frame Grabber 41 display interfaces 42
Track 61 vehicles 7
Embodiment:
See also shown in Figure 1ly, be basic framework synoptic diagram of the present utility model.As shown in the figure: the utility model is a kind of vehicle and the synchronous device for identifying of car plate, it is made of several vehicle recognition mechanism 1, several number plate recognition mechanisms 2, a vehicle sense mechanism 3 and a supervisory control comuter 4 at least, can make the context unification synchronously and reach the effect of affirmation each other of the vehicle of vehicle and car plate.
The above-mentioned vehicle recognition mechanism 1 of carrying includes several first image acquisition units 11, and several and the first light filling unit 12 of each first image acquisition unit, 11 corresponding connection at least, wherein, each first image acquisition unit 11 can be wide-angle lens, and its image format system can be PAL and NTSC one of them, and each first light filling unit 12 can be the infrared ray light aid.
Each number plate recognition mechanism 2 is located at each vehicle recognition mechanism 1 rear, it includes several second image acquisition units 21, and several and the second light filling unit 22 of each second image acquisition unit, 21 corresponding connection at least, wherein, each second image acquisition unit 21 can be wide-angle lens, and its image format can be PAL and NTSC one of them, and each second light filling unit 22 can be the infrared ray light aid.
This vehicle sense mechanism 3 passing through in order to the sensing moving vehicle, and in sense moving vehicle by the time, transmit a sensing signal, take the image of at least one vehicle for triggering each vehicle recognition mechanism 1 and each number plate recognition mechanism 2, wherein, this vehicle sense mechanism 3 can be inductive coil.
This supervisory control comuter 4 is connected with each vehicle recognition mechanism 1 and each number plate recognition mechanism 2, it includes a Frame Grabber (Capture Card) 41 at least, and can further include a display interface 42, wherein this Frame Grabber 41 comes from the sensing signal of this vehicle sense mechanism 3 in order to reception, and produce at least one synchronous triggering signal according to this, and should at least one synchronous triggering signal be sent to respectively each first, two light filling unit 12,22 with each first, two image acquisition units 11,21, for control each first, two light filling unit 12,22 produce light source, and control each first, two image acquisition units 11,21 take the image of at least one vehicle, and after bat is got, this Frame Grabber 41 synchronous pick-up again comes from the signal of video signal of each vehicle recognition mechanism 1 and each number plate recognition mechanism 2, and this signal of video signal is sent on this supervisory control comuter 4, be pursuant to this and produce image data by these supervisory control comuter 4 synchronous processing through merging.In this way, constitute a brand-new vehicle and the synchronous device for identifying of car plate by said structure.
The synchronous device for identifying of above-mentioned vehicle and car plate is applicable to electronic charging device (the ElectronicToll Collection of the free wagon flow of multilane, ETC), enforcement system such as parking lot and intelligent transportation, and this supervisory control comuter 4 can be according to the enforcement system that is suitable for personal computer or industrial computer (Industrial Personal Computer, IPC).
See also shown in Figure 2ly, be user mode synoptic diagram of the present utility model.As shown in the figure: when being provided with, modern is example with four drawing lines and road 6, be to cooperate a support pedestal 5 to be located at this road 6 tops each vehicle recognition mechanism 1, its each first image acquisition unit 11 is contained the image of track more than 61, and each vehicle recognition mechanism 1 still is provided with several first light filling unit 12, each first light filling unit 12 and each first image acquisition unit, 11 corresponding connection, and each number plate recognition mechanism 2 cooperates another support pedestal 5a to be located at each vehicle recognition mechanism 1 rear, its each second image acquisition unit 21 is contained the image of track more than 61, and each number plate recognition mechanism 2 still is provided with several second light filling unit 22, each second light filling unit 22 and each second image acquisition unit, 21 corresponding connection.
And when utilization (please cooperate simultaneously and consult Fig. 1), when each vehicle 7 travels on the track 61 of road 6 simultaneously, be whether vehicle 7 to be arranged through induction point with these vehicle sense mechanism 3 detectings, if vehicle 7 is arranged through then transmitting a sensing signal to this Frame Grabber 41, and produce at least one synchronous triggering signal according to this by this Frame Grabber 41, with this at least one synchronous triggering signal export to each first, two light filling unit 12,22 with each first, two image acquisition units 11,21, trigger each vehicle recognition mechanism 1 and each number plate recognition mechanism 2 and take the image of 1～3 vehicle, wherein, each vehicle recognition mechanism 1 is by the type (contain quantity and size) of this image detecting by vehicle 7, and each number plate recognition mechanism 2 is then as detecting car plate.
Each vehicle recognition mechanism 1 and each number plate recognition mechanism 2 are respectively to provide each first image acquisition unit 11 and each second image acquisition unit 21 required light source via the first light filling unit 12 after triggering and the second light filling unit 22, have well-lit vehicle 7 images on each track 61 to clap to get simultaneously, the monitoring of formation stereopsis, to avoid the generation of shade and capture-effect, and utilize this Frame Grabber 41 from the signal of video signal of each vehicle recognition mechanism 1 and the 2 continuous inputs of each number plate recognition mechanism, to capture 6 to 7 synchronous image at least, again this synchronous image is sent on this supervisory control comuter 4, see through the vehicle that each vehicle recognition mechanism 1 is followed the trail of vehicle 7, and by opening the car plate image through near the n each number plate recognition mechanism 2 sensing points that captures behind this vehicle sense mechanism 3, as the image capture time of number plate recognition, after this vehicle and number plate recognition processing, promptly produce the image data of vehicle number plate recognition result after merging, and can contain the supervisory control comuter 4 of Frame Grabber 41 through this, show these image datas via this display interface 42.By this, utilize car plate and vehicle each other context there is no any time delay, so time synchronized and can to reach the vehicle with accurate judgement car plate and vehicle be the effect of same vehicle.
In sum, a kind of vehicle of the present utility model and the synchronous device for identifying of car plate, can effectively improve the various shortcoming of prior art, can see through the vehicle that each vehicle recognition mechanism is followed the trail of vehicle, and by opening the car plate image through near the n each the number plate recognition sensing points that mechanism captures behind this vehicle sense mechanism, as the image capture time of number plate recognition, utilize car plate and vehicle each other context there is no any time delay, therefore time synchronized and can to reach the vehicle with accurate judgement car plate and vehicle be the effect of same vehicle, and then can produce more progressive, more practical, the institute that more meets the user must, really meet the important document of utility application, proposed patented claim in accordance with the law.
Claims (10)
1. vehicle and the synchronous device for identifying of car plate, it is characterized in that: this device comprises:
Several vehicle recognition mechanism are located at the top, track, and it includes the first light filling unit of containing the first above image acquisition unit of a track image, reaching several corresponding connections with each first image acquisition unit at least;
Several number plate recognition mechanisms are located at each vehicle recognition mechanism rear, and it includes the second light filling unit of containing the second above image acquisition unit of a track image, reaching several corresponding connections with each second image acquisition unit at least;
One vehicle sense mechanism is located at the track that vehicle is passed through, in order to passing through of sensing moving vehicle, and in sense moving vehicle by the time, transmit a sensing signal, take the image of at least one vehicle for triggering each vehicle recognition mechanism and each number plate recognition mechanism;
One supervisory control comuter, be connected with each vehicle recognition mechanism and each number plate recognition mechanism, at least include a Frame Grabber, this Frame Grabber comes from the sensing signal of this vehicle sense mechanism in order to reception, and produce at least one synchronous triggering signal according to this, and should at least one synchronous triggering signal be sent to respectively each first, two light filling unit and each first, two image acquisition units, for control each first, two light filling unit produce light source, and control each first, two image acquisition units are taken the image of at least one vehicle, and after bat is got, this Frame Grabber synchronous pick-up again comes from the signal of video signal of each vehicle recognition mechanism and each number plate recognition mechanism, and this signal of video signal is sent on this supervisory control comuter, be pursuant to this and produce image data by this supervisory control comuter synchronous processing through merging.
2. vehicle as claimed in claim 1 and the synchronous device for identifying of car plate is characterized in that: described each vehicle recognition mechanism is located at one and is supported on the pedestal.
3. vehicle as claimed in claim 1 and the synchronous device for identifying of car plate is characterized in that: described each number plate recognition mechanism is located at one and supports on the pedestal.
4. vehicle as claimed in claim 1 and the synchronous device for identifying of car plate is characterized in that: described each first and second image acquisition unit is a wide-angle lens.
5. vehicle as claimed in claim 1 and the synchronous device for identifying of car plate is characterized in that: the image format of described each first and second image acquisition unit be PAL or NTSC one of them.
6. vehicle as claimed in claim 1 and the synchronous device for identifying of car plate is characterized in that: described each first and second light filling unit is the infrared ray light aid.
7. vehicle as claimed in claim 1 and the synchronous device for identifying of car plate is characterized in that: described each vehicle recognition mechanism and each number plate recognition mechanism per second are taken the image of 1～3 vehicle at least.
8. vehicle as claimed in claim 1 and the synchronous device for identifying of car plate is characterized in that: described vehicle sense mechanism is an inductive coil.
9. vehicle as claimed in claim 1 and the synchronous device for identifying of car plate is characterized in that: described supervisory control comuter is personal computer or industrial computer.
10. vehicle as claimed in claim 1 and the synchronous device for identifying of car plate, it is characterized in that: described supervisory control comuter further includes a display interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203042091U CN201413575Y (en) | 2009-06-10 | 2009-06-10 | Model and license plate synchronous identifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203042091U CN201413575Y (en) | 2009-06-10 | 2009-06-10 | Model and license plate synchronous identifying device |
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| CN201413575Y true CN201413575Y (en) | 2010-02-24 |
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| CN2009203042091U Expired - Fee Related CN201413575Y (en) | 2009-06-10 | 2009-06-10 | Model and license plate synchronous identifying device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102542806A (en) * | 2010-12-28 | 2012-07-04 | 沈阳聚德视频技术有限公司 | Real-time monitoring system for license plate shielding of vehicles running on speedway and control method thereof |
| CN105654733A (en) * | 2016-03-08 | 2016-06-08 | 博康智能网络科技股份有限公司 | Front and back vehicle license plate recognition method and device based on video detection |
-
2009
- 2009-06-10 CN CN2009203042091U patent/CN201413575Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102542806A (en) * | 2010-12-28 | 2012-07-04 | 沈阳聚德视频技术有限公司 | Real-time monitoring system for license plate shielding of vehicles running on speedway and control method thereof |
| CN102542806B (en) * | 2010-12-28 | 2014-01-01 | 沈阳聚德视频技术有限公司 | Real-time monitoring system for license plate shielding of vehicles running on speedway and control method thereof |
| CN105654733A (en) * | 2016-03-08 | 2016-06-08 | 博康智能网络科技股份有限公司 | Front and back vehicle license plate recognition method and device based on video detection |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100224 Termination date: 20140610 |