CN209297509U - A kind of vehicle identification system of earth magnetism and video camera linkage - Google Patents
A kind of vehicle identification system of earth magnetism and video camera linkage Download PDFInfo
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- CN209297509U CN209297509U CN201821940719.3U CN201821940719U CN209297509U CN 209297509 U CN209297509 U CN 209297509U CN 201821940719 U CN201821940719 U CN 201821940719U CN 209297509 U CN209297509 U CN 209297509U
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Abstract
The utility model discloses the vehicle identification systems of a kind of earth magnetism and video camera linkage, it include: the first, second video camera, image information for the parking stall region in the clear viewfinder range of acquisition camera, in the one-to-one setting Geomagnetic signal module in parking stall being easily blocked, data processing platform (DPP), it is connect respectively with Geomagnetic signal module and the first, second video camera, the image information of triggering situation and video camera acquisition to Geomagnetic signal module is handled, and determines the case where vehicle drives into or sails out of in parking stall.The utility model video camera acquires image and Geomagnetism Information linkage, parking stall service condition is determined more acurrate, it is more advantageous to accurately acquisition information of vehicles, effectively reduce erroneous detection and missing inspection situation, the reliability of system is effectively guaranteed under the premise of reasonable control cost in the accuracy and efficiency for improving parking management, it reduces earth magnetism to judge by accident caused by by environmental disturbances, reducing caused by video camera is blocked influences.
Description
Technical field
The utility model belongs to the vehicle of vehicle identification administrative skill field more particularly to a kind of earth magnetism and video camera linkage
Identifying system.
Background technique
With the expansion of city size and the raising of car ownership, the construction of city parking management system is referred to
In the schedule of urban planning, as a part of intelligence (wisdom) urban development construction, the key node of intelligent parking management it
First is that: accurately and efficiently carry out vehicle identification.
Existing urban road, in both sides of the road, planning has parking stall to form Roadside Parking field mostly, in addition to facilitating parking
Except, it helps the setting for reducing restricted parking area, that is, that rationalizes is utilized limited Urban Public Space, decreases
To the occupancy of city private space.But while adjusting urban parking area layout, the management difficulty of this Roadside Parking field
It is increasingly prominent.
Described Roadside Parking field, including motor vehicle lane, non-motor vehicle lane, pavement etc. can hold parking space, be machine
Motor-car parks set parking position.Relatively conventional is labor management, for a certain range of Roadside Parking field, works as vehicle
Stop fashionable, artificial registration parking initial time, when vehicle sails out of, manual confirmation stops the end time, then provides parking
Charge document simultaneously completes fee collection, inefficient, filled with flaws.
There are also Managed Solutions to combine the sensing technologies means such as supersonic detector, ground induction coil, and auxiliary is real
Existing vehicle identification, and then programming count parking initial time, parking end time, but sensor is malfunctioned, is easy by environment
The problem of influence, lead on that there are inconveniences.
The introducing of video detector technology realizes the capture to vehicle image, provides convenience for vehicle identification, but deposits
Situations such as mistake is clapped, leakage is clapped, is clapped less than (blocking, light influences) etc., there are also to be hoisted for the acquisition accuracy of information.
Utility model content
In view of this, linking it is necessory to provide a kind of video camera acquisition image and Geomagnetism Information, feelings are used to parking stall
Condition judgement is more acurrate, is more advantageous to accurately acquisition information of vehicles, effectively reduces erroneous detection and missing inspection situation, improve parking management
The reliability of system is effectively guaranteed under the premise of reasonable control cost in accuracy and efficiency, and it is dry by environment to reduce earth magnetism
Caused erroneous judgement is disturbed, the vehicle identification system that video camera is linked by a kind of earth magnetism and video camera that influence caused by blocking is reduced.
In order to overcome the shortcomings of the prior art, the utility model the following technical schemes are provided:
A kind of vehicle identification system of earth magnetism and video camera linkage characterized by comprising
First video camera 1, the second video camera 2, for 3 region of parking stall in the clear viewfinder range of acquisition camera
Image information,
Geomagnetic signal module 4, in the one-to-one setting Geomagnetic signal module in parking stall 3 being easily blocked,
Data processing platform (DPP) is connect, to earth magnetism respectively with Geomagnetic signal module 4 and the first video camera 1, the second video camera 2
The image information of triggering situation and the video camera acquisition of signaling module is handled, and determines what vehicle in parking stall drove into or sailed out of
Situation.
Based on the above technical solution, first video camera 1 and the second video camera 2, are installed on same root upright bar
On, and pitch angle is different.
Based on the above technical solution, first video camera 1 and the second video camera 2, mounting height are 4~6 meters.
Based on the above technical solution, the clear viewfinder range of the video camera refers to, parking stall apart from video camera most
Closely it is not less than 2 meters, parking stall is not more than 100 meters apart from video camera maximum distance.
Based on the above technical solution, 3 region of parking stall includes several parking stalls 3,
The arrangement mode on parking stall 3 are as follows: parking stall 3 along its width direction successively along arranged in a straight line,
Or: the arrangement mode on parking stall 3 are as follows: parking stall 3 along its length successively along arranged in a straight line,
Or: the arrangement mode on parking stall 3 are as follows: parking stall 3 is along the arc-shaped arrangement of the concyclic heart of its width direction.
Based on the above technical solution, described image information includes:
Parking stall service condition image information can obtain parking stall for judging whether parking stall has vehicle parking whereby
Using/vacant situation information,
Information of vehicles is used for interpretation license plate number, can accordingly generate parking timing, parking charge information whereby.
Based on the above technical solution, the Geomagnetic signal module 4 is geomagnetic parking stall detector.
Based on the above technical solution, wirelessly preferably magnetic parking space detector.
Based on the above technical solution, it is however preferred to have the geomagnetic parking stall detector of infrared+earth magnetism double mode.
Based on the above technical solution, the parking stall 3 being easily blocked refers to: the parking positioned at video camera distal end
Position.
Based on the above technical solution, when for lateral parking stall, distally refer to one end far from video camera shooting direction,
When for longitudinal parking stall, distally refer to one end far from video camera shooting direction,
When for arc parking stall, distally refer to that there are two one end of above parking stall barrier between parking stall and video camera.
Based on the above technical solution, data processing platform (DPP) includes memory module, described to Geomagnetic signal module
Triggering situation and the image information of video camera acquisition carry out processing and refer to:
When video camera acquires image information, if Geomagnetic signal module 4 has signal, then image information and Geomagnetism Information are bound
It is stored in memory module.
Based on the above technical solution, data processing platform (DPP) is additionally provided with matched environmental information sensor, environment letter
Breath sensor is used at least acquire the following environmental information in region locating for one group of parking stall:
Temperature, humidity, wind speed, illumination.
Based on the above technical solution, the data processing platform (DPP) sets Geomagnetic signal module according to environmental information
And the confidence level of video camera, video camera acquisition image information is transferred to by memory module according to confidence level selectivity,
One to two image informations are then transferred to memory module by confidence level height,
Confidence level is low, and three to five image informations are transferred to memory module.
Compared with prior art, the technical solution of the utility model video camera acquisition image and Geomagnetism Information linkage, it is right
Service condition judgement in parking stall is more acurrate, is more advantageous to accurately acquisition information of vehicles, effectively reduces erroneous detection and missing inspection situation, mention
The reliability of system is effectively guaranteed under the premise of reasonable control cost in the accuracy and efficiency of high parking management, reduces
Earth magnetism is judged by accident caused by by environmental disturbances, and reducing caused by video camera is blocked influences.
Detailed description of the invention
Fig. 1 is 1 structural schematic diagram of the utility model embodiment.
Fig. 2 is 2 structural schematic diagram of the utility model embodiment.
Fig. 3 is 3 structural schematic diagram of the utility model embodiment.
Specific embodiment
Below with reference to attached drawing, the utility model is described in further detail.
As shown in Figure 1, 2, 3, the utility model gives the vehicle identification system of a kind of earth magnetism and video camera linkage, packet
It includes:
First video camera 1, the second video camera 2, for 3 region of parking stall in the clear viewfinder range of acquisition camera
Image information,
First video camera 1 and the second video camera 2, are installed in same root upright bar, and pitch angle is different, are installed on same
Installation cost can be rationally controlled in a piece upright bar, reduces difficulty of construction, and the first video camera 1 and the second video camera 2 shooting image cover
The parking stall of lid is different, and the specific choice of pitch angle is depending on its acquisition picture position, it is therefore intended that is obtained clear available
Image information,
First video camera 1 and the second video camera 2, mounting height are 4~6 meters, are on the one hand to avoid blocking, with
Just clear available image information is obtained, is on the other hand to improve system reliability in order to avoid someone's malicious damage video camera
And service life, the third aspect allow for the convenience of maintenance maintenance, installation is excessively high will to increase maintenance maintenance cost,
The clear viewfinder range of video camera refers to, parking stall is not less than 2 meters apart from video camera minimum distance, parking stall away from
It is not more than 100 meters from video camera maximum distance, hypotelorism, which is then focused, is not allowed, it is unfavorable for obtaining clear available image information,
Similarly then objects in images is undersized for hypertelorism, is unfavorable for the later period and automatically processes and recognize differentiation to image information, excellent
Select parking stall apart from video camera minimum distance be 5~10 meters, preferably parking stall apart from video camera maximum distance be 45~50 meters, need
It is noted that clear viewfinder range needs accordingly to be adjusted according to the actual situation with video camera brand, the difference of parameter
Whole, it is preferable empirical value that this place, which provides,
Twin camera is arranged in the utility model, then the first video camera 1 obtains the image information comprising minimum distance parking stall,
Second video camera 2 obtains the image information comprising maximum distance parking stall,
3 region of parking stall includes several parking stalls 3, in which:
The utility model embodiment 1 shows the arrangement mode on parking stall 3 are as follows: parking stall 3 is along its width direction successively edge
Arranged in a straight line, head and the tail are adjacent after vehicle parking, also known as lateral parking stall or serial parking stall,
The utility model embodiment 2 shows the arrangement mode on parking stall 3 are as follows: the successively edge along its length of parking stall 3
Arranged in a straight line, vehicle parking rear (car door of side) is adjacent, and also known as longitudinal parking stall or parallel parking stall need to illustrate
It is that oblique line parking stall is similar to longitudinal parking stall, can be considered a kind of special case situation of longitudinal parking stall,
The utility model embodiment 3 shows the arrangement mode on parking stall 3 are as follows: parking stall 3 is along the concyclic heart of its width direction
Arc-shaped arrangement, after vehicle parking headstock or the tailstock towards center of circle direction, also known as arc parking stall,
Described image information includes:
Parking stall service condition image information can obtain parking stall for judging whether parking stall has vehicle parking whereby
Using/vacant situation information,
Information of vehicles is used for interpretation license plate number, can accordingly generate parking timing, parking charge information, the figure whereby
As information also can further assist determine vehicle, vehicle color,
Geomagnetic signal module 4, in the one-to-one setting Geomagnetic signal module in parking stall 3 being easily blocked,
It is described to be easily blocked that there are following several situations:
The first, since vehicle parking is on distal end parking stall, far apart from video camera, video camera acquires image cannot be accurate
Analysis specifically occupy which parking stall (apart from long-range guided missile cause visual angle it is bad) because on ground divide parking stall lines it is mutual
It is blocked close to foring, it can be seen that vehicle, but it is unable to the specific parking stall of accurate judgement,
Second, when vehicle parking is more, the vehicle close apart from video camera is adjusted the distance the remote vehicle of video camera and parking
Position is respectively formed and blocks, and is both not easy to observation vehicle at this time, can not the specific parking stall of accurate judgement,
The above circumstance of occlusion all influences vehicle identification, management, therefore adds Geomagnetic signal module 4 and assisted,
The Geomagnetic signal module 4 is geomagnetic parking stall detector, wirelessly preferably magnetic parking space detector, is had from applying
If the convenience of cable, difficulty of construction is reduced, the selection of installation site is more flexible, and principle is: by monitoring earth magnetism
Changing condition, realize vehicle whether there is or not judgement, by judging result by wireless radio frequency transmission to data sink, data sink
Data exchange is realized by interface (such as serial ports) and master system again,
4 mounting means of Geomagnetic signal module can are as follows:
Mode 1, parking lot longitudinal direction parking stall, front are blocked, and sensor (such as three axis geomagnetic sensors) are mounted in rear side,
Other than vehicle rear wheel axis, receiver is also in the position of rear side spaciousness as far as possible；
Mode 2, parking lot longitudinal direction parking stall, front is spacious, by sensor other than front side, vehicle front-wheel axis, receives
Device is also in the position of front side spaciousness as far as possible；
Mode 3, road transverse direction parking stall, spacious by roadside side, by sensor among ipsilateral front and back wheel, receiver exists
It is spacious as far as possible by ipsilateral pavement；
Mode 4, road transverse direction parking stall, road opposite side is spacious, and sensor is mounted among the front and back wheel of road centre side,
Receiver is spacious as far as possible by the pavement of road opposite；
Further, the Geomagnetic signal module 4 is the geomagnetic parking stall detector with infrared+earth magnetism double mode, bimodulus
The geomagnetic parking stall detector of formula, detects more acurrate, is not easy affected by environment, is conducive to improve and determines parking stall service condition
Accuracy,
The parking stall 3 being easily blocked refers to: positioned at the parking stall of video camera distal end, specific parking stall quantity is at least
One,
The utility model embodiment 1 shows the parking stall 3 being easily blocked are as follows: when for lateral parking stall, distally refers to separate
One end of video camera shooting direction, it is remote from the camera lens of video camera far from span, because the camera lens apart from video camera is remote, therefore parking stall
Lines because blocking and being not enough to the specific parking stall of accurate judgement, vehicle itself is also not easy to distinguish in acquisition image,
The utility model embodiment 2 shows the parking stall 3 being easily blocked are as follows: when for longitudinal parking stall, distally refers to separate
One end of video camera shooting direction, it is remote from the camera lens of video camera far from span, it is remote from the camera lens of video camera far from span, because away from
It is remote from the camera lens of video camera, therefore the lines on parking stall are not enough to the specific parking stall of accurate judgement because blocking, vehicle itself exists
It is also not easy to distinguish in acquisition image,
The utility model embodiment 3 shows the parking stall 3 being easily blocked are as follows: when for arc parking stall, distally refers to parking
Position video camera between there are two one end of above parking stall barrier, due between parking stall and video camera there is also multiple parking stalls,
This intermediate parking stall will will form other parking stalls and vehicle and block once parked cars, and it is specific to be not easy to judgement
Parking stall is also not easy to distinguish the vehicle in acquisition image, it may be assumed that in view of the mounting height of video camera, work as parking stall
Between video camera there are two the barrier of the above parking stall (such as there are two parking stall, there are three parking stall, or more) when, then only root
It is difficult to which parking stall accurate judgement vehicle occupies or sail out of on earth according to video camera acquisition image,
The case where for above-mentioned parking stall 3 being easily blocked, the utility model, by increaseing accordingly Geomagnetic signal module 4
Auxiliary detection, management, to improve accuracy and efficiency, meanwhile, the control to cost has been taken into account,
Data processing platform (DPP) is connect, to earth magnetism respectively with Geomagnetic signal module 4 and the first video camera 1, the second video camera 2
The image information of triggering situation and the video camera acquisition of signaling module is handled, and is determined in parking stall that vehicle drives into and (is corresponded to
Parking) or the case where sail out of (corresponding to the event of sailing out of),
By summarizing the triggering situation of Geomagnetic signal module and the image information of video camera acquisition, then adopted in parallel information
On the basis of collecting (refer to that Geomagnetic signal module and video camera work respectively, while obtaining corresponding data and information), data are analyzed
And determine Parking or sail out of event and occur on which parking stall,
Data processing platform (DPP) includes memory module, the figure of triggering situation and the video camera acquisition to Geomagnetic signal module
Refer to as information carries out processing:
If judging that distal end parking stall has vehicle to drive into according to the information of acquisition, in one section comprising the information collection time
In time range, Geomagnetic signal module feedback information is no vehicle to the parking stall for having vehicle, for vehicle stop into parking stall, then will figure
It is bound as information and Geomagnetism Information and is stored in memory module, be labeled as Parking；
If judging that distal end parking stall has vehicle to sail out of according to the information of acquisition, in one section comprising the information collection time
In time range, Geomagnetic signal module feedback information is to have vehicle then will figure for the parking stall that vehicle sails out of to the parking stall of no vehicle
It is bound as information and Geomagnetism Information and is stored in memory module, labeled as the event of sailing out of.
Based on the above technical solution, data processing platform (DPP) is additionally provided with matched environmental information sensor, environment letter
Breath sensor is used at least acquire the following environmental information in region locating for one group of parking stall:
Temperature, humidity, wind speed, illumination,
One group of parking stall includes at least one parking stall, which can be described as typical parking stall, is represented
The environmental information in one parking lot or the parking stall in a certain range of parking lot,
The data processing platform (DPP) sets the confidence level of Geomagnetic signal module and video camera according to environmental information, according to setting
Video camera acquisition image information is transferred to memory module by reliability selectivity,
One to two image informations are then transferred to memory module by confidence level height,
Confidence level is low, and three to five image informations are transferred to memory module.
The specific calculating of confidence level is implemented by the prior art, is no longer described in detail.
Compared with prior art, the technical solution of the utility model video camera acquisition image and Geomagnetism Information linkage, it is right
Service condition judgement in parking stall is more acurrate, is more advantageous to accurately acquisition information of vehicles, effectively reduces erroneous detection and missing inspection situation, mention
The reliability of system is effectively guaranteed under the premise of reasonable control cost in the accuracy and efficiency of high parking management, reduces
Earth magnetism is judged by accident caused by by environmental disturbances, and reducing caused by video camera is blocked influences.
The method and its core concept of the above embodiments are only used to help understand the utility model.It should refer to
It out, for those skilled in the art, without departing from the principle of this utility model, can also be to this
Some improvement and modification can also be carried out for utility model, these improvement and modification also fall into the protection scope of the utility model claims
It is interior.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (11)
1. the vehicle identification system of a kind of earth magnetism and video camera linkage characterized by comprising
First video camera (1), the second video camera (2), for parking stall (3) location in the clear viewfinder range of acquisition camera
The image information in domain,
Geomagnetic signal module (4), in the one-to-one setting Geomagnetic signal module in parking stall (3) being easily blocked,
The parking stall (3) being easily blocked refers to: positioned at the parking stall of video camera distal end,
When for lateral parking stall, distally refer to one end far from video camera shooting direction,
When for longitudinal parking stall, distally refer to one end far from video camera shooting direction,
When for arc parking stall, distally refer between parking stall and video camera there are two the above parking stall barrier one end,
Data processing platform (DPP) is connect with Geomagnetic signal module (4) and the first video camera (1), the second video camera (2), over the ground respectively
The image information of triggering situation and the video camera acquisition of magnetic signal module is handled, and determines that vehicle drives into or sails out of in parking stall
The case where.
2. the vehicle identification system of a kind of earth magnetism according to claim 1 and video camera linkage, which is characterized in that described the
One video camera (1) and the second video camera (2), are installed in same root upright bar, and pitch angle is different.
3. the vehicle identification system of a kind of earth magnetism according to claim 1 and video camera linkage, which is characterized in that described the
One video camera (1) and the second video camera (2), mounting height are 4~6 meters.
4. the vehicle identification system of a kind of earth magnetism according to claim 1 and video camera linkage, which is characterized in that described to take the photograph
The clear viewfinder range of camera refers to that parking stall is not less than 2 meters apart from video camera minimum distance, and parking stall is apart from video camera most long distance
From no more than 100 meters.
5. the vehicle identification system of a kind of earth magnetism according to claim 1 and video camera linkage, which is characterized in that described to stop
Parking stall (3) region includes several parking stalls (3),
The arrangement mode on parking stall (3) are as follows: parking stall (3) along its width direction successively along arranged in a straight line,
Or: the arrangement mode of parking stall (3) are as follows: parking stall (3) along its length successively along arranged in a straight line,
Or: the arrangement mode of parking stall (3) are as follows: parking stall (3) are along the arc-shaped arrangement of the concyclic heart of its width direction.
6. the vehicle identification system of a kind of earth magnetism according to claim 1 and video camera linkage, which is characterized in that the figure
As information includes:
Parking stall service condition image information, for judging whether parking stall has vehicle parking, can obtain whereby parking stall use/
Vacant situation information,
Information of vehicles is used for interpretation license plate number, can accordingly generate parking timing, parking charge information whereby.
7. the vehicle identification system of a kind of earth magnetism according to claim 1 and video camera linkage, which is characterized in that describedly
Magnetic signal module (4) is geomagnetic parking stall detector.
8. the vehicle identification system of a kind of earth magnetism according to claim 7 and video camera linkage, which is characterized in that preferably
Wireless geomagnetism parking space detector.
9. the vehicle identification system of a kind of earth magnetism according to claim 7 and video camera linkage, which is characterized in that preferably
Geomagnetic parking stall detector with infrared+earth magnetism double mode.
10. the vehicle identification system of a kind of earth magnetism according to claim 1 and video camera linkage, which is characterized in that data
Processing platform includes memory module, at the image information to triggering situation and the video camera acquisition of Geomagnetic signal module
Reason refers to:
When video camera acquires image information, if Geomagnetic signal module (4) has signal, then image information and Geomagnetism Information binding are deposited
It is stored in memory module.
11. the vehicle identification system of a kind of earth magnetism according to claim 10 and video camera linkage, which is characterized in that data
Processing platform is additionally provided with matched environmental information sensor, and environmental information sensor is at least acquiring locating for one group of parking stall
The following environmental information in region:
Temperature, humidity, wind speed, illumination.
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| CN201821940719.3U CN209297509U (en) | 2018-11-23 | 2018-11-23 | A kind of vehicle identification system of earth magnetism and video camera linkage |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110930756A (en) * | 2019-10-30 | 2020-03-27 | 智慧互通科技有限公司 | Method and device for judging roadside parking based on image and geomagnetic sensor |
| CN111833535A (en) * | 2020-02-02 | 2020-10-27 | 厦门理工学院 | Charging station parking space property management system and control method thereof |
| CN112991811A (en) * | 2021-02-24 | 2021-06-18 | 泰斗微电子科技有限公司 | Parking space occupation state detection method, server and computer readable storage medium |
| CN113870614A (en) * | 2021-10-29 | 2021-12-31 | 北京筑梦园科技有限公司 | Parking detection device and parking management system |
| CN115240436A (en) * | 2022-09-23 | 2022-10-25 | 杭州立方控股股份有限公司 | Geomagnetic camera and multi-toll collector cooperative intelligent parking management method |
-
2018
- 2018-11-23 CN CN201821940719.3U patent/CN209297509U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110930756A (en) * | 2019-10-30 | 2020-03-27 | 智慧互通科技有限公司 | Method and device for judging roadside parking based on image and geomagnetic sensor |
| CN111833535A (en) * | 2020-02-02 | 2020-10-27 | 厦门理工学院 | Charging station parking space property management system and control method thereof |
| CN112991811A (en) * | 2021-02-24 | 2021-06-18 | 泰斗微电子科技有限公司 | Parking space occupation state detection method, server and computer readable storage medium |
| CN113870614A (en) * | 2021-10-29 | 2021-12-31 | 北京筑梦园科技有限公司 | Parking detection device and parking management system |
| CN115240436A (en) * | 2022-09-23 | 2022-10-25 | 杭州立方控股股份有限公司 | Geomagnetic camera and multi-toll collector cooperative intelligent parking management method |
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Effective date of registration: 20220629 Address after: Room 101, floor 2, building 17, No. 17, huanke Middle Road, Tongzhou District, Beijing 100196 Patentee after: Beijing Elite Road Technology Co.,Ltd. Address before: 03-325, 8th floor, No. 18, Zhongguancun Street, Haidian District, Beijing 100190 Patentee before: BEIJING LIEHU ZHIXIN TECHNOLOGY Co.,Ltd. |