CN101930673B - Traffic image monitoring system integrated with traffic signal control - Google Patents
Traffic image monitoring system integrated with traffic signal control Download PDFInfo
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- CN101930673B CN101930673B CN2010102586601A CN201010258660A CN101930673B CN 101930673 B CN101930673 B CN 101930673B CN 2010102586601 A CN2010102586601 A CN 2010102586601A CN 201010258660 A CN201010258660 A CN 201010258660A CN 101930673 B CN101930673 B CN 101930673B
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Abstract
The invention relates to a traffic image monitoring system integrated with traffic signal control, comprising a plurality of traffic image monitoring devices, each of which comprises a shooting module and an image output module, wherein the traffic image monitoring device also comprises an identifying module which identifies the image information shot by the shooting module and produces the control signal; a drive module which independently drives a signal light according to the control signal; and the signal light. The plurality of traffic image monitoring devices are respectively arranged at the different positions of crossings to monitor the corresponding position. In the system of the invention, the drive module of the signal light is positioned in the traffic image monitoring device, thus the traffic image monitoring and the command of the traffic image signal are integrated; the traffic image monitoring device integrated with the traffic signal light simplifies wiring of the traffic signal light, saves wire material, reduces difficulty of construction, and is beneficial for distributed installation of the traffic signal light.
Description
Technical field
The present invention relates to field of traffic control, more particularly, relate to a kind of split type traffic image monitoring system of integrated with traffic signal control.
Background technology
Along with the development of society, road is more and more wideer, and road limits becomes increasingly complex, and traffic image monitoring effect in social life is also increasing.Along with the development of public transport cause, traffic image monitoring system has obtained general use, simultaneously because people and the raising of society to the traffic monitoring requirement are more and more, also increasingly high to the requirement of traffic surveillance and control system.The drive system of original traffic image monitoring system and traffic signals control is a two independent parts; Traffic image monitoring system need send to a conversion platform with the data of monitoring; Convert control signal into by conversion platform again and control traffic lights; So not only cause bulkyly, also be unfavorable for forming network.So originally, each direction of traffic lights of circuit complex connection adds another group control line again, causes very difficulty of wiring, and difficulty of construction is big, searches that fault is difficult to and defective such as cost height.
Summary of the invention
The technical matters that the present invention will solve is; Cooperates with existing traffic signals control to the monitoring of the traffic image of prior art and to connect up very difficultly when installing, difficulty of construction is big, searches that fault is difficult to and defect of high cost; Provide a kind of wiring simple; Save wire rod, reduced difficulty of construction, formed the split type traffic image monitoring system of integrated with traffic signal lamp of the network control of point, line, surface easily.
The technical solution adopted for the present invention to solve the technical problems is: the traffic image monitoring system of constructing a kind of integrated with traffic signal control; Comprise a plurality of traffic image supervising devices; Each said traffic image supervising device comprises photographing module and image output module; Wherein, the said traffic image supervising device driver module that also comprises signal lamp, said photographing module captured image information is discerned, produced the identification module of control signal and according to said control signal signal lamp carried out drive.
In the traffic image monitoring system of integrated with traffic signal control of the present invention; Said identification module comprises the computing unit that the number of the vehicle in the said image information is calculated, produces result of calculation, said result of calculation is converted into the converting unit of control signal.
In the traffic image monitoring system of integrated with traffic signal control of the present invention; Said identification module also comprises input block that receives external command and the storage unit of storing said external command, and said converting unit converts said result of calculation into control signal according to said external command.
In the traffic image monitoring system of integrated with traffic signal of the present invention control, said traffic image supervising device also comprises said photographing module captured image information is compressed, and sends to the compression module of said image output module output.
In the traffic image monitoring system of integrated with traffic signal control of the present invention, a plurality of said traffic image supervising devices lay respectively at the different azimuth at crossing so that corresponding orientation is carried out traffic monitoring.
In the traffic image monitoring system of integrated with traffic signal control of the present invention; A plurality of said traffic image supervising devices comprise an one-level traffic image supervising device and at least one secondary traffic image supervising device; Said one-level traffic image supervising device also comprises when the control signal of said traffic image supervising device produces conflict, preferentially carries out the control module of the control signal of said one-level traffic image supervising device generation.
In the traffic image monitoring system of integrated with traffic signal of the present invention control, the traffic image monitoring system of said integrated with traffic signal control also comprises the conversion equipment that said one-level traffic image supervising device and said secondary traffic image supervising device are changed.
In the traffic image monitoring system of integrated with traffic signal control of the present invention; A plurality of said traffic image supervising devices are the multistage traffic image supervising device that has only a highest traffic image supervising device; Each traffic image supervising device also comprises when the control signal of said traffic image supervising device produces conflict, preferentially carries out the control module of the control signal of higher level's traffic image supervising device generation.
In the traffic image monitoring system of integrated with traffic signal control of the present invention, the traffic image monitoring system of said integrated with traffic signal control also comprises the conversion equipment that traffic image supervising devices at different levels are changed.
The traffic image monitoring system of the integrated with traffic signal control of embodiment of the present invention; Have following beneficial effect: since with the drive module setting of signal lamp in the traffic image supervising device; The commander of traffic image monitoring and traffic signals control is integrated, and the traffic image supervising device of integrated with traffic signal control makes that the wiring of traffic lights is simple, has saved wire rod; Reduce difficulty of construction, and be beneficial to the split type setting of traffic lights.
Being arranged so that of computing unit and converting unit can be controlled signal lamp according to the vehicle flowrate situation of road accurately.Being provided with of input block and storage unit can change through the steering order of external input instruction to signal lamp.Compression module the output that has made things convenient for image information is set.The split type setting of traffic image supervising device has significantly reduced the difficulty of wiring, can well cooperate the split type setting of traffic lights.The classification of traffic image supervising device makes can carry out good traffic administration to major trunk roads.The conversion of the traffic image supervising device of different stage makes and can traffic administration be changed accordingly according to the main degree change of road.The multipolarity of traffic image supervising device can make the classification refinement of traffic image supervising device, can play good management role for large-scale traffic intersection.
Description of drawings
To combine accompanying drawing and embodiment that the present invention is described further below, in the accompanying drawing:
Fig. 1 is the structural representation of first preferred embodiment of the traffic image monitoring system of integrated with traffic signal of the present invention control;
Fig. 2 is the structural representation of second preferred embodiment of the traffic image monitoring system of integrated with traffic signal of the present invention control;
Fig. 3 is the structural representation of the 3rd preferred embodiment of the traffic image monitoring system of integrated with traffic signal of the present invention control;
Fig. 4 is the structural representation of the 4th preferred embodiment of the traffic image monitoring system of integrated with traffic signal of the present invention control;
Fig. 5 is the use synoptic diagram of preferred embodiment of two-stage traffic image supervising device of the traffic image monitoring system of integrated with traffic signal of the present invention control;
Fig. 6 is the use synoptic diagram of preferred embodiment of multistage traffic image supervising device of the traffic image monitoring system of integrated with traffic signal of the present invention control.
Embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
As shown in Figure 1; In the structural representation of first preferred embodiment of the traffic image monitoring system of integrated with traffic signal of the present invention control; The traffic image monitoring system of said integrated with traffic signal control comprises a plurality of traffic image supervising devices, and each traffic image supervising device comprises photographing module, image output module, identification module 1, driver module 2 and signal lamp.Photographing module is used to take the vehicle image information on the road of place; Image output module is used for said vehicle image information output; Identification module 1 is used for control signal is discerned, produced to said photographing module captured image information; Driver module 2 is used for according to said control signal signal lamp being carried out drive, and signal lamp is used to command the traffic of road mouth.The traffic image monitoring system of this integrated with traffic signal control all is arranged on the driver module 2 of signal lamp and signal lamp in the traffic image supervising device, makes that the commander of traffic image monitoring and traffic signals control is integrated.When the traffic image monitoring system of this integrated with traffic signal control is worked, take the vehicle image on the road by photographing module; 1 pair of this vehicle image of identification module is discerned, and obtains the crowded state of this road, and produces control signal according to this situation; Driver module 2 receives this control signal and according to this control signal signal lamp is independently driven; The time of relatively blocking up the increase green light then suitable like the road of this road, as road relatively time of idle then suitable shortening green light to make things convenient for the vehicle pass-through of other directions; Image output module also can output to corresponding monitor with image and detect adjustment to make things convenient for manual work simultaneously.The traffic image supervising device of integrated with traffic signal lamp makes that the wiring of traffic lights is simple, has saved wire rod, has reduced difficulty of construction, and is beneficial to the split type setting of traffic lights.
As shown in Figure 2; In the structural representation of second preferred embodiment of the traffic image monitoring system of integrated with traffic signal of the present invention control; Identification module 1 comprises computing unit 11 and converting unit 12; Computing unit 11 is used for the number of the vehicle of said image information is calculated, produces result of calculation, and converting unit 12 is used for converting said result of calculation into control signal.During identification module 1 work; Computing unit 11 adopts digital signal processing platform that vehicle image information is discerned; Because digital signal processing platform speed is fast; Can be used for doing Flame Image Process specially, so just can calculate quantity fast, obtain the crowded state of this road through result of calculation through the vehicle of this road; 12 result of calculations according to computing unit 11 of converting unit produce control signal corresponding and are used for controlling traffic.Computing unit 11 can be controlled signal lamp according to the vehicle flowrate situation of road with being arranged so that of converting unit 12 accurately.
As shown in Figure 3, in the structural representation of the 3rd preferred embodiment of the traffic image monitoring system of integrated with traffic signal of the present invention control, identification module 1 also comprises input block 13 and storage unit 14.Input block 13 is used to accept external command, and storage unit 14 is used to store external command, and converting unit 12 converts said result of calculation into control signal according to external command.Input block 13 can change through the steering order of external input instruction to signal lamp with being provided with of storage unit 14, makes to carry out artificial adjustment to the steering order of signal lamp according to actual road conditions.
As shown in Figure 4; In the structural representation of the 4th preferred embodiment of the traffic image monitoring system of integrated with traffic signal of the present invention control; The traffic image supervising device also comprises compression module; Compression module is used for the photographing module captured image information is compressed, and sends to image output module output.Compression module the data output quantity that has reduced image output module is set, reduced requirement to network, little to the influence of manual detection image information simultaneously, made things convenient for the output of image information.
As the preferred embodiment of the traffic image monitoring system of integrated with traffic signal of the present invention control, the distributed different azimuth that is arranged on the crossing of said traffic image supervising device is carried out traffic monitoring to corresponding orientation.Traffic image supervising device split type is arranged on the basis of the function that does not change traffic monitoring and traffic control; Reduce the volume of traffic image supervising device; Reduced the taking of path resource, reduced the difficulty of wiring, can well cooperate the split type setting of traffic lights.
Of Fig. 5; In the use synoptic diagram of the preferred embodiment of the two-stage traffic image supervising device of the traffic image monitoring system of integrated with traffic signal of the present invention control; The traffic image supervising device comprises an one-level traffic image supervising device and at least one secondary traffic image supervising device; One-level traffic image supervising device also comprises when the control signal of said traffic image supervising device produces conflict, preferentially carries out the control module of the control signal of said one-level traffic image supervising device generation.The traffic image supervising device that for example has only four direction; The crossing in west is set to one-level traffic image supervising device; The crossing of other directions is set to secondary traffic image supervising device; When whole crossing all jam situation occurred, the one-level traffic image supervising device at the crossing in west sent crossing, west green time according to its identification module 1 and prolongs the control signal that the green time at crossing, north and south shortens; And the secondary traffic image supervising device at crossing, north and south prolongs according to the green time that its identification module 1 sends the crossing, north and south, the control signal that crossing, west green time shortens; At this moment these two control signals produce conflict; At this moment; The control module of the one-level traffic image supervising device at the crossing in west is preferentially carried out the control signal that the identification module 1 of one-level traffic image supervising device at the crossing in west sends, and the control signal at corresponding simultaneously adjustment crossing, north and south makes it not clash.Realized that like this one-level traffic image supervising device is through all secondary traffic image supervising devices of control module control; Be that secondary traffic image supervising device just often will carry out the control of signal lamp according to the control signal of its identification module 1, when control module is sent control signal, then will carry out the control of signal lamp according to the control signal that control module is sent.Guaranteed the preferentially unobstructed of major trunk roads through one-level traffic image supervising device is installed like this on major trunk roads or important road, made and to carry out good traffic administration to major trunk roads.
Of Fig. 5; In the use synoptic diagram of the preferred embodiment of the two-stage traffic image supervising device of the traffic image monitoring system of integrated with traffic signal of the present invention control; The traffic image monitoring system of integrated with traffic signal control also comprises conversion equipment, and conversion equipment is used for one-level traffic image supervising device and secondary traffic image supervising device are changed.Current or when road temporary needs restriction in order to coordinate the traffic conditions in other places; Usually need carry out conversion to the road of priority pass; This demand of traffic administration has just been satisfied in the setting of conversion equipment; Through the evolution of one-level traffic image supervising device, guaranteed the preferred current of one-level traffic image supervising device place road.In Fig. 5; The traffic image supervising device of all directions all is provided with control module; Conversion equipment has activated control module A; The traffic image supervising device that is control module A place is the first traffic image supervising device, and the traffic image supervising device of un-activation control module is the second traffic image supervising device; Control module A controls each secondary traffic image supervising device with being connected in order of each second traffic image supervising device.When needs change the first traffic image supervising device; The control module that is activated other by conversion equipment gets final product; As activate control module B; Control module A power then out of hand then; At this moment the traffic image supervising device at control module B place is an one-level traffic image supervising device, and the traffic image supervising device at control module A place is a secondary traffic image supervising device, and one-level traffic image supervising device is controlled each secondary traffic image supervising device through control module B with being connected in order of each second traffic image supervising device.The conversion of the traffic image supervising device of different stage makes and can traffic administration be changed accordingly according to the main degree change of road.
Of Fig. 6; In the use synoptic diagram of the preferred embodiment of the multistage traffic image supervising device of the traffic image monitoring system of integrated with traffic signal of the present invention control; A plurality of said traffic image supervising devices are the multistage traffic image supervising device that has only a highest traffic image supervising device; Each traffic image supervising device also comprises when the control signal of said traffic image supervising device produces conflict, preferentially carries out the control module of the control signal of higher level's traffic image supervising device generation.Concrete implementation method is referring to the embodiment of above-mentioned Fig. 5; Wherein except highest traffic image supervising device, the control of the control signal of the control signal of the control module of the traffic image supervising device of the upper level that each traffic image supervising device all receives and self identification module 1.Because the present more and more large-scale change in crossing; Complicated; The priority level of road is by there have been a plurality of ranks according to actual needs, and the multipolarity of traffic image supervising device can make the classification refinement of traffic image supervising device, can play good management role for large-scale traffic intersection.
Of Fig. 6; In the use synoptic diagram of the preferred embodiment of the multistage traffic image supervising device of the traffic image monitoring system of integrated with traffic signal of the present invention control, the traffic image monitoring system of said integrated with traffic signal control also comprises the conversion equipment that traffic image supervising devices at different levels are changed.Current or when road temporary needs restriction in order to coordinate traffic conditions such as other places; Usually need carry out conversion to the road of priority pass; This demand of traffic administration has just been satisfied in the setting of conversion equipment; Through the evolution of higher level's traffic image supervising device, guaranteed the preferred current of higher level's traffic image supervising device place relative subordinate of road traffic image supervising device place road.Concrete implementation method is referring to the embodiment of above-mentioned Fig. 5, and the conversion of the traffic image supervising device of different stage makes and can traffic administration be changed accordingly according to the main degree change of road.
The present invention is owing to used the comprehensive video analytical algorithm; So if this device is used for the signal lamp control at single crossing; United and coordinating is carried out in queue length according to all directions vehicle, then can significantly reduce the null stand-by period of crossing vehicle, increases current rate; If unify control for major trunk roads, then can realize the current rate of whole section, if be used for a zone or entire city, then can form the Region control of entire city traffic lights very easily.
The above is merely embodiments of the invention; Be not so limit claim of the present invention; Every equivalent structure transformation that utilizes instructions of the present invention and accompanying drawing content to be done, or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (7)
1. the traffic image monitoring system of integrated with traffic signal control; Comprise a plurality of traffic image supervising devices; Each said traffic image supervising device comprises photographing module and image output module; It is characterized in that; Said traffic image supervising device also comprises signal lamp; The driver module (2) that said photographing module captured image information was discerned, produced the identification module (1) of control signal and according to said control signal signal lamp carried out drive; A plurality of said traffic image supervising devices comprise an one-level traffic image supervising device and at least one secondary traffic image supervising device; Said one-level traffic image supervising device also comprises when the control signal of said traffic image supervising device produces conflict, preferentially carries out the control module of the control signal that said one-level traffic image supervising device produces, and the traffic image monitoring system of said integrated with traffic signal control also comprises the conversion equipment that said one-level traffic image supervising device and said secondary traffic image supervising device are changed.
2. the traffic image monitoring system of integrated with traffic signal control according to claim 1; It is characterized in that; Said identification module (1) comprises the computing unit (11) that the number of the vehicle in the said image information is calculated, produces result of calculation, said result of calculation is converted into the converting unit (12) of control signal.
3. the traffic image monitoring system of integrated with traffic signal control according to claim 2; It is characterized in that; Said identification module (1) also comprises input block (13) that receives external command and the storage unit (14) of storing said external command, and said converting unit (12) converts said result of calculation into control signal according to said external command.
4. the traffic image monitoring system of integrated with traffic signal control according to claim 1; It is characterized in that; Said traffic image supervising device also comprises said photographing module captured image information is compressed, and sends to the compression module (3) of said image output module output.
5. the traffic image monitoring system of integrated with traffic signal control according to claim 1 is characterized in that a plurality of said traffic image supervising devices lay respectively at the different azimuth at crossing so that corresponding orientation is carried out traffic monitoring.
6. the traffic image monitoring system of integrated with traffic signal control according to claim 5; It is characterized in that; A plurality of said traffic image supervising devices are the multistage traffic image supervising device that has only a highest traffic image supervising device; Each traffic image supervising device also comprises when the control signal of said traffic image supervising device produces conflict, preferentially carries out the control module of the control signal of higher level's traffic image supervising device generation.
7. the traffic image monitoring system of integrated with traffic signal control according to claim 6 is characterized in that, the traffic image monitoring system of said integrated with traffic signal control also comprises the conversion equipment that traffic image supervising devices at different levels are changed.
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| CN2010102586601A CN101930673B (en) | 2010-08-20 | 2010-08-20 | Traffic image monitoring system integrated with traffic signal control |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104599512B (en) * | 2015-01-28 | 2017-02-22 | 深圳市汇川技术股份有限公司 | Traffic light automatic adjusting method and system and traffic light system |
| CN105702055A (en) * | 2016-03-17 | 2016-06-22 | 深圳市哈工大交通电子技术有限公司 | Signal lamp integrating detection, control, communication and release and control method thereof |
| CN110867086A (en) * | 2019-11-13 | 2020-03-06 | 安徽庐峰交通工程有限公司 | Urban road construction traffic organization management system |
| CN113160586A (en) * | 2021-03-26 | 2021-07-23 | 深圳职业技术学院 | Tide channel control method, device and system thereof, and computer readable storage medium |
| CN115273493B (en) * | 2022-05-16 | 2024-03-19 | 广西交科集团有限公司 | Interactive urban traffic intelligent control system and method |
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| CN101290715A (en) * | 2008-05-27 | 2008-10-22 | 深圳职业技术学院 | Distributed traffic signal control system |
| CN101470955A (en) * | 2007-12-26 | 2009-07-01 | 奥城同立科技开发（北京）有限公司 | Integrated control system for road junction traffic |
| CN101577054A (en) * | 2009-02-27 | 2009-11-11 | 北京中星微电子有限公司 | Control method of traffic signal lamp and system |
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| CN101470955A (en) * | 2007-12-26 | 2009-07-01 | 奥城同立科技开发（北京）有限公司 | Integrated control system for road junction traffic |
| CN101290715A (en) * | 2008-05-27 | 2008-10-22 | 深圳职业技术学院 | Distributed traffic signal control system |
| CN101577054A (en) * | 2009-02-27 | 2009-11-11 | 北京中星微电子有限公司 | Control method of traffic signal lamp and system |
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