CN106297328A - A kind of method for controlling traffic signal lights and device - Google Patents
A kind of method for controlling traffic signal lights and device Download PDFInfo
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- CN106297328A CN106297328A CN201610723232.9A CN201610723232A CN106297328A CN 106297328 A CN106297328 A CN 106297328A CN 201610723232 A CN201610723232 A CN 201610723232A CN 106297328 A CN106297328 A CN 106297328A
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/07—Controlling traffic signals
- G08G1/08—Controlling traffic signals according to detected number or speed of vehicles
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Abstract
The embodiment of the invention discloses a kind of method for controlling traffic signal lights, described method includes: obtains the driving video information in the section of the Traffic signal control of camera collection, and extracts section described in described driving video information at the vehicle fleet size in the range of described traffic light predeterminable range；Determine the chocking-up degree in described section at the vehicle fleet size in the range of described traffic light predeterminable range according to described section；According to the chocking-up degree in described section, regulate and control the status information of described traffic light.The embodiment of the present invention additionally provides a kind of traffic signal light control device.Use the present invention, dynamically adjust traffic light by the real-time traffic condition of road, alleviate vehicle and overstock blocking up of causing, improve driving efficiency.
Description
Technical field
The present invention relates to car networking technology field, particularly relate to a kind of method for controlling traffic signal lights and device.
Background technology
Along with socioeconomic development, vehicle gets more and more, the most serious along with traffic jam phenomenon.
Generally, urban ground traffic control relies primarily on traffic light, the most usually said traffic lights.At present, domestic
In stop-go control system, switching time commonly used set time or the employing of traffic lights arrange fixing at times
Time interval, or manually adjusted time interval by traffic control department according to the traffic in a certain section or crossing.But these
Control model can not adjust dynamically according to real-time traffic, is easily caused vehicle when congestion in road and overstocks in a large number
Cause and block up, reduce driving efficiency.
Summary of the invention
Embodiment of the present invention technical problem to be solved is, it is provided that a kind of method for controlling traffic signal lights and device,
Dynamically adjust traffic light by the real-time traffic condition of road, alleviate vehicle and overstock blocking up of causing, improve driving
Efficiency.
In order to solve above-mentioned technical problem, embodiments provide a kind of method for controlling traffic signal lights, described side
Method includes:
Obtain the driving video information in the section of the Traffic signal control of camera collection, and extract described driving video
Section described in information is at the vehicle fleet size in the range of described traffic light predeterminable range；
Described section is determined at the vehicle fleet size in the range of described traffic light predeterminable range according to described section
Chocking-up degree；
According to the chocking-up degree in described section, regulate and control the status information of described traffic light.
Optionally, described according to described chocking-up degree, regulate and control described traffic signal light condition information, including:
According to described chocking-up degree, generate the regulation and control instruction carrying switching duration；
Described regulation and control instruction is sent to described traffic light, so that described traffic light are according to described switching duration
Carry out state handover operation.
Optionally, described true at the vehicle fleet size in the range of described traffic light predeterminable range according to described section
The chocking-up degree in fixed described section, including:
In different vehicle fleet size scopes, determine that described section is in the range of described traffic light predeterminable range
The target vehicle quantitative range belonging to vehicle fleet size；
Determine the chocking-up degree that described target vehicle quantitative range is corresponding.
Optionally, described true at the vehicle fleet size in the range of described traffic light predeterminable range according to described section
The chocking-up degree in fixed described section, including:
Judge described section the vehicle fleet size in the range of described traffic light predeterminable range whether more than or
Equal to preset vehicle amount threshold；
If described section is more than or equal to institute at the vehicle fleet size in the range of described traffic light predeterminable range
State preset vehicle amount threshold, it is determined that the chocking-up degree in described section is for blocking up；
If described section is less than described default car at the vehicle fleet size in the range of described traffic light predeterminable range
Amount threshold, it is determined that the chocking-up degree in described section is unobstructed.
Optionally, before the status information of described regulation and control traffic light, also include:
Output regulation and control information, described regulation and control information is for pointing out traffic light described in the vehicle in described section
Switching.
Correspondingly, the embodiment of the present invention additionally provides a kind of traffic signal light control device, including:
Vehicle fleet size acquisition module, for obtaining the driving video letter in the section of the Traffic signal control of camera collection
Breath, and extract section described in described driving video information at the vehicle number in the range of described traffic light predeterminable range
Amount；
Chocking-up degree determines module, is used for according to described section in the range of described traffic light predeterminable range
Vehicle fleet size determines the chocking-up degree in described section；
Status information regulation and control module, for the chocking-up degree according to described section, regulates and controls the state of described traffic light
Information.
Optionally, described status information regulation and control module, including:
Regulation and control instruction signal generating unit, for according to described chocking-up degree, generating the regulation and control instruction carrying switching duration；
Regulation and control instruction transmitting element, for described regulation and control instruction is sent to described traffic light, so that described traffic
Signal lights carries out state handover operation according to described switching duration.
Optionally, described chocking-up degree determines module, including:
Target zone determines unit, for determining that in different vehicle fleet size scopes described section is apart from described traffic
Target vehicle quantitative range belonging to vehicle fleet size in the range of signal lights predeterminable range；
Chocking-up degree determines unit, for determining the chocking-up degree that described target vehicle quantitative range is corresponding.
Optionally, described chocking-up degree determines module, including:
Threshold decision unit, for judging that described section is at the vehicle in the range of described traffic light predeterminable range
Whether quantity is more than or equal to preset vehicle amount threshold；
Block up and determine unit, be used in described section at the vehicle number in the range of described traffic light predeterminable range
When amount is more than or equal to described preset vehicle amount threshold, determine that the chocking-up degree in described section is for blocking up；
Unobstructed determine unit, in described section at the vehicle number in the range of described traffic light predeterminable range
When amount is less than described preset vehicle amount threshold, determine that the chocking-up degree in described section is unobstructed.
Optionally, described device, also include information output module, be used for:
Output regulation and control information, described regulation and control information is for pointing out traffic light described in the vehicle in described section
Switching.
Implement the embodiment of the present invention, have the advantages that the row utilizing traffic signal light control device to gather section
Car video information, and extract the vehicle in the range of the traffic light predeterminable range in this section of distance controlling included in it
Quantity, then according to this section vehicle fleet size determine the chocking-up degree in section, thus traffic signal that real-time monitoring is corresponding
The status information of lamp.The embodiment of the present invention dynamically adjusts traffic light according to the real-time traffic condition of road, alleviates a large amount of
Vehicle overstocks and blocking up of causing, and improves driving efficiency.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of a kind of method for controlling traffic signal lights in the embodiment of the present invention；
Fig. 2 is the interface schematic diagram that a kind of traffic light in the embodiment of the present invention control with road；
Fig. 3 is the schematic flow sheet of the method for controlling traffic signal lights in another embodiment of the present invention；
Fig. 4 is the structural representation of a kind of traffic signal light control device in the embodiment of the present invention；
Fig. 5 is the structural representation that in the embodiment of the present invention, the chocking-up degree of traffic signal light control device determines module；
Fig. 6 is the structural representation that in another embodiment of the present invention, the chocking-up degree of traffic signal light control device determines module
Figure；
Fig. 7 is the structural representation of the status information regulation and control module of traffic signal light control device in the embodiment of the present invention；
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Traffic signal light control device in the embodiment of the present invention, can include onboard system server or roadside unit etc.
Equipment, it can be carried out even with the vehicle in the present embodiment and traffic light by modes such as bluetooth, the Internet or Z-wave
Connect letter.
It should be noted that the term used in embodiments of the present invention is only merely for the mesh describing specific embodiment
, and it is not intended to be limiting the present invention." one of singulative used in the embodiment of the present invention and appended claims
Kind ", " described " and " being somebody's turn to do " be also intended to include majority form, unless context clearly shows that other implications.It is also understood that this
Any or all possible group that the term "and/or" used in literary composition refers to and comprises one or more project of listing being associated
Close.
Fig. 1 is the schematic flow sheet of a kind of method for controlling traffic signal lights in the embodiment of the present invention, described as shown in the figure
Method may include that
Step S101, obtains the driving video information in the section of the Traffic signal control of camera collection, and extracts institute
State section described in driving video information at the vehicle fleet size in the range of described traffic light predeterminable range.
Concrete, traffic signal light control device (such as roadside unit, traffic control system server etc.) is provided with
Photographic head, and by the driving video information in the monitored section of this camera collection, then this driving video information is solved
Analysis, therefrom to extract a range of driving vehicle fleet size of the traffic light in this section of distance controlling.If traffic is believed
Number lamp control device collects the driving video information in multiple section, can extract the vehicle fleet size that each section is corresponding respectively.
Wherein, different sections is by different Traffic signal controls.Such as, as in figure 2 it is shown, there be A, B, C, D tetra-in intersection
Individual section, corresponding is controlled by 1,2,3, No. 4 traffic light (traffic lights).When needing that the running information in A section is controlled
Time processed, then by No. 1 traffic light of regulation and control, in like manner, corresponding control B, C, D section.
Optionally, the driving video information in described collection section can be real-time, it is also possible to for periodically, the most not
Make concrete restriction.
Optionally, the driving video information in described collection section can be that traffic signal light control device actively gathers,
Can also be that target vehicle traffic signal light control device when traffic signal light control device sends road congestion notice gathers
, specifically it is not construed as limiting.
Step S102, determines at the vehicle fleet size in the range of described traffic light predeterminable range according to described section
The chocking-up degree in described section.
Concrete, traversal vehicle fleet size scope the most successively, it is judged that whether the vehicle fleet size extracted belongs to traverses
Vehicle fleet size scope, if belonging to, then terminates traversal, and the vehicle fleet size scope this traversed is as target vehicle quantity model
Enclosing, otherwise, continuing traversal, until finding；Then according to the corresponding relation of target vehicle quantity Yu road congestion degree,
Determine the chocking-up degree that described target vehicle quantitative range is corresponding.
Such as, as shown in table 1, table 1 is the vehicle fleet size scope mapping table with road congestion degree in a certain section,
The corresponding different chocking-up degree of different vehicle fleet size scopes, wherein chocking-up degree includes unobstructed, normal, blocking and seriously blocks up
Plug.If vehicle fleet size is 25 in the monitor video extracted, determine that affiliated scope is 20～30, then corresponding road congestion degree
For blocking, equally, in the monitor video extracted, vehicle fleet size is 35, determines that affiliated scope is more than 30, then corresponding road
Chocking-up degree is Severe blockage.
Table 1
| Vehicle fleet size scope | Chocking-up degree |
| 0～10 | Unobstructed |
| 10～20 | Normally |
| 20～30 | Blocking |
| More than 30 | Severe blockage |
Step S103, according to the chocking-up degree in described section, regulates and controls the status information of described traffic light.
Concrete, the regulation and control that traffic signal light control device carries switching duration according to the chocking-up degree generation determined refer to
Order, and described regulation and control instruction is sent to traffic light, traffic light obtain switching duration after receiving regulation and control instruction,
Then state handover operation is carried out according to described switching duration.
Such as, however, it is determined that road congestion degree be unobstructed, then the switching duration keeping traffic light is constant, however, it is determined that
The chocking-up degree of road is blocking, and during red light a length of 60 seconds, the most now generates and carries the switching duration regulation and control instruction of 20 seconds and send out
Give traffic light, i.e. the red light duration of traffic light was regulated to 20 seconds by original 60 seconds, and long green light time keeps constant.
The most such as, if in A and the C section of intersection as shown in Figure 2, its chocking-up degree is all defined as blocking, and A, C
The switching duration of the traffic light that section is corresponding is all red light 60 seconds, green light 60 seconds, when now generating regulation and control instruction, according to elder generation
Rear order is sent respectively to No. 1 and No. 3 traffic light, then by during No. 1 traffic light regulation and control red light a length of 10 seconds, and green light
Duration keeps constant, and when No. 1 traffic light switch to red light again, during No. 3 traffic light regulation and control red lights a length of 10
Second, long green light time keeps constant, the most alternately.
In embodiments of the present invention, utilize traffic signal light control device to gather the driving video information in section, and extract
The vehicle fleet size in the range of the traffic light predeterminable range in this section of distance controlling included in it, then according to this road
Section vehicle fleet size determine the chocking-up degree in section, thus the status information of traffic light corresponding to real-time monitoring.This
Bright embodiment dynamically adjusts traffic light according to the real-time traffic condition of road, alleviates a large amount of vehicle and overstocks and gathering around of causing
Stifled, improve driving efficiency.
Fig. 3 is the schematic flow sheet of the method for controlling traffic signal lights in another embodiment of the present invention, described as shown in the figure
Method may include that
Step S201, obtains the driving video information in the section of the Traffic signal control of camera collection, and extracts institute
State section described in driving video information at the vehicle fleet size in the range of described traffic light predeterminable range.
Concrete, traffic signal light control device (such as roadside unit, traffic control system server etc.) is provided with
Photographic head, and by the driving video information in the monitored section of this camera collection, then this driving video information is solved
Analysis, therefrom to extract a range of driving vehicle fleet size of the traffic light in this section of distance controlling.If traffic is believed
Number lamp control device collects the driving video information in multiple section, can extract the vehicle fleet size that each section is corresponding respectively.
Wherein, different sections is by different Traffic signal controls.Such as, as in figure 2 it is shown, there be A, B, C, D tetra-in intersection
Individual section, corresponding is controlled by 1,2,3, No. 4 traffic light (traffic lights).When needing that the running information in A section is controlled
Time processed, then by No. 1 traffic light of regulation and control, in like manner, corresponding control B, C, D section.
Optionally, the driving video information in described collection section can be real-time, it is also possible to for periodically, the most not
Make concrete restriction.
Optionally, the driving video information in described collection section can be that traffic signal light control device actively gathers,
Can also be that target vehicle traffic signal light control device when traffic signal light control device sends road congestion notice gathers
, specifically it is not construed as limiting.
Step S202, determine in different vehicle fleet size scopes described section apart from described traffic light preset away from
Target vehicle quantitative range belonging to vehicle fleet size in the range of from.
Concrete, traversal vehicle fleet size scope successively, it is judged that whether the vehicle fleet size extracted belongs to the vehicle traversed
Quantitative range, if belonging to, then terminates traversal, and the vehicle fleet size scope this traversed is as target vehicle quantitative range, no
Then, continue traversal, until finding.
Such as, include 0～10,10～20,20～30 and more than 30 these four scopes in default vehicle fleet size scope,
If the vehicle fleet size obtained is 18, travels through this four scopes the most successively, be first 0～10, determine and be not belonging to this scope, just continue
Continuous traversal 10～20, it is judged that belong to this scope, then terminate traversal, and using 10～20 as target vehicle quantitative range.
Step S203, determines the chocking-up degree that described target vehicle quantitative range is corresponding.
Concrete, according to the corresponding relation of target vehicle quantity Yu road congestion degree, determine described target vehicle quantity
The chocking-up degree that scope is corresponding.
Such as, as shown in table 1, table 1 is the vehicle fleet size scope mapping table with road congestion degree in a certain section,
The corresponding different chocking-up degree of different vehicle fleet size scopes, wherein chocking-up degree includes unobstructed, normal, blocking and seriously blocks up
Plug.If vehicle fleet size is 25 in the monitor video extracted, determine that affiliated scope is 20～30, then corresponding road congestion degree
For blocking, equally, in the monitor video extracted, vehicle fleet size is 35, determines that affiliated scope is more than 30, then corresponding road
Chocking-up degree is Severe blockage.
Optionally, described true at the vehicle fleet size in the range of described traffic light predeterminable range according to described section
The chocking-up degree in fixed described section, including:
Judge described section the vehicle fleet size in the range of described traffic light predeterminable range whether more than or
Equal to preset vehicle amount threshold.
If described section is more than or equal to institute at the vehicle fleet size in the range of described traffic light predeterminable range
State preset vehicle amount threshold, it is determined that the chocking-up degree in described section is for blocking up.
If described section is less than described default car at the vehicle fleet size in the range of described traffic light predeterminable range
Amount threshold, it is determined that the chocking-up degree in described section is unobstructed.
Concrete, set predetermined threshold value, the vehicle fleet size extracted from driving video information is entered with this predetermined threshold value
Row compares, if more than or equal to this predetermined threshold value, it is determined that for blocking up, be otherwise unobstructed.
Such as, for a certain section, predetermined threshold value is 20, and the vehicle fleet size in a certain moment in this section of acquisition is 25,
Then determine that this section is congested link.
Optionally, different sections can set identical predetermined threshold value, it is also possible to presets, the most not for different
Limit.
Step S204, according to described chocking-up degree, generates the regulation and control instruction carrying switching duration.
Concrete, when determining congestion in road, generate the regulation and control instruction carrying switching duration, when determining that the road is clear,
Do not deal with.
Step S205, is sent to described traffic light by described regulation and control instruction, so that described traffic light are according to institute
State switching duration and carry out state handover operation.
Such as, however, it is determined that road congestion degree be unobstructed, then the switching duration keeping traffic light is constant, however, it is determined that
The chocking-up degree of road is blocking, and during red light a length of 60 seconds, the most now generates and carries the switching duration regulation and control instruction of 20 seconds and send out
Give traffic light, i.e. the red light duration of traffic light was regulated to 20 seconds by original 60 seconds, and long green light time keeps constant.
The most such as, if in A and the C section of intersection as shown in Figure 2, its chocking-up degree is all defined as blocking, and A, C
The switching duration of the traffic light that section is corresponding is all red light 60 seconds, green light 60 seconds, when now generating regulation and control instruction, according to elder generation
Rear order is sent respectively to No. 1 and No. 3 traffic light, then by during No. 1 traffic light regulation and control red light a length of 10 seconds, and green light
Duration keeps constant, and when No. 1 traffic light switch to red light again, during No. 3 traffic light regulation and control red lights a length of 10
Second, long green light time keeps constant, the most alternately.
Optionally, before the status information of described regulation and control traffic light, also include:
Output regulation and control information, described regulation and control information is for pointing out traffic light described in the vehicle in described section
Switching.
Concrete, when traffic signal light control device detects that section blocks, need to control the switching of traffic light,
And the vehicle in this section cannot know when switching, in order to avoid driving dangerous, the information of output correspondence is to point out this section
The information such as switching time of vehicle user traffic light.
Wherein, the mode of described output information has multiple, can be flashing sign, it is also possible to for sending to vehicle
Information of voice prompt, or broadcast message etc., will switch with the vehicular traffic signal lights that notice is current on this road.
In embodiments of the present invention, utilize traffic signal light control device to gather the driving video information in section, and extract
The vehicle fleet size in the range of the traffic light predeterminable range in this section of distance controlling included in it, then according to this road
Section vehicle fleet size determine the chocking-up degree in section, thus the status information of traffic light corresponding to real-time monitoring.This
Bright embodiment dynamically adjusts traffic light according to the real-time traffic condition of road, alleviates a large amount of vehicle and overstocks and gathering around of causing
Stifled, improve driving efficiency.
Fig. 4 is the structural representation of a kind of traffic signal light control device in the embodiment of the present invention, described as shown in the figure
Device may include that
Vehicle fleet size acquisition module 410, regards for obtaining the driving in the section of the Traffic signal control of camera collection
Frequently information, and extract section described in described driving video information at the car in the range of described traffic light predeterminable range
Quantity.
Concrete, traffic signal light control device (such as roadside unit, traffic control system server etc.) is provided with
Photographic head, and by the driving video information in the monitored section of this camera collection, then this driving video information is solved
Analysis, therefrom to extract a range of driving vehicle fleet size of the traffic light in this section of distance controlling.If traffic is believed
Number lamp control device collects the driving video information in multiple section, can extract the vehicle fleet size that each section is corresponding respectively.
Wherein, different sections is by different Traffic signal controls.Such as, as in figure 2 it is shown, there be A, B, C, D tetra-in intersection
Individual section, corresponding is controlled by 1,2,3, No. 4 traffic light (traffic lights).When needing that the running information in A section is controlled
Time processed, then by No. 1 traffic light of regulation and control, in like manner, corresponding control B, C, D section.
Optionally, the driving video information in described collection section can be real-time, it is also possible to for periodically, the most not
Make concrete restriction.
Optionally, the driving video information in described collection section can be that traffic signal light control device actively gathers,
Can also be that target vehicle traffic signal light control device when traffic signal light control device sends road congestion notice gathers
, specifically it is not construed as limiting.
Chocking-up degree determines module 420, is used for according to described section apart from described traffic light predeterminable range scope
Interior vehicle fleet size determines the chocking-up degree in described section.
Optionally, as it is shown in figure 5, described chocking-up degree determines module 420, including:
Target zone determines unit 421, for determining that in different vehicle fleet size scopes described section is apart from described
Target vehicle quantitative range belonging to vehicle fleet size in the range of traffic light predeterminable range；
Chocking-up degree determines unit 422, for determining the chocking-up degree that described target vehicle quantitative range is corresponding.
Such as, as shown in table 1, table 1 is the vehicle fleet size scope mapping table with road congestion degree in a certain section,
The corresponding different chocking-up degree of different vehicle fleet size scopes, wherein chocking-up degree includes unobstructed, normal, blocking and seriously blocks up
Plug.If vehicle fleet size is 25 in the monitor video extracted, determine that affiliated scope is 20～30, then corresponding road congestion degree
For blocking, equally, in the monitor video extracted, vehicle fleet size is 35, determines that affiliated scope is more than 30, then corresponding road
Chocking-up degree is Severe blockage.
Optionally, as shown in Figure 6, described chocking-up degree determines module 420, including:
Threshold decision unit 423, for judging that described section is in the range of described traffic light predeterminable range
Whether vehicle fleet size is more than or equal to preset vehicle amount threshold；
Block up and determine unit 424, be used in described section at the car in the range of described traffic light predeterminable range
When quantity is more than or equal to described preset vehicle amount threshold, determine that the chocking-up degree in described section is for blocking up；
Unobstructed determine unit 425, in described section at the car in the range of described traffic light predeterminable range
When quantity is less than described preset vehicle amount threshold, determine that the chocking-up degree in described section is unobstructed.
Concrete, set predetermined threshold value, the vehicle fleet size extracted from driving video information is entered with this predetermined threshold value
Row compares, if more than or equal to this predetermined threshold value, it is determined that for blocking up, be otherwise unobstructed.
Such as, for a certain section, predetermined threshold value is 20, and the vehicle fleet size in a certain moment in this section of acquisition is 25,
Then determine that this section is congested link.
Status information regulation and control module 430, for the chocking-up degree according to described section, regulates and controls the shape of described traffic light
State information.
Optionally, as it is shown in fig. 7, described status information regulation and control module 430, including:
Regulation and control instruction signal generating unit 431, for according to described chocking-up degree, generating the regulation and control instruction carrying switching duration；
Regulation and control instruction transmitting element 432, for described regulation and control instruction is sent to described traffic light, so that described friendship
Ventilating signal lamp carries out state handover operation according to described switching duration.
Such as, however, it is determined that road congestion degree be unobstructed, then the switching duration keeping traffic light is constant, however, it is determined that
The chocking-up degree of road is blocking, and during red light a length of 60 seconds, the most now generates and carries the switching duration regulation and control instruction of 20 seconds and send out
Give traffic light, i.e. the red light duration of traffic light was regulated to 20 seconds by original 60 seconds, and long green light time keeps constant.
The most such as, if in A and the C section of intersection as shown in Figure 2, its chocking-up degree is all defined as blocking, and A, C
The switching duration of the traffic light that section is corresponding is all red light 60 seconds, green light 60 seconds, when now generating regulation and control instruction, according to elder generation
Rear order is sent respectively to No. 1 and No. 3 traffic light, then by during No. 1 traffic light regulation and control red light a length of 10 seconds, and green light
Duration keeps constant, and when No. 1 traffic light switch to red light again, during No. 3 traffic light regulation and control red lights a length of 10
Second, long green light time keeps constant, the most alternately.
Optionally, described device, also include information output module 440, be used for:
Output regulation and control information, described regulation and control information is for pointing out traffic light described in the vehicle in described section
Switching.
Concrete, when traffic signal light control device detects that section blocks, need to control the switching of traffic light,
And the vehicle in this section cannot know when switching, in order to avoid driving dangerous, the information of output correspondence is to point out this section
The information such as switching time of vehicle user traffic light.
Wherein, the mode of described output information has multiple, can be flashing sign, it is also possible to for sending to vehicle
Information of voice prompt, or broadcast message etc., will switch with the vehicular traffic signal lights that notice is current on this road.
In embodiments of the present invention, utilize traffic signal light control device to gather the driving video information in section, and extract
The vehicle fleet size in the range of the traffic light predeterminable range in this section of distance controlling included in it, then according to this road
Section vehicle fleet size determine the chocking-up degree in section, thus the status information of traffic light corresponding to real-time monitoring.This
Bright embodiment dynamically adjusts traffic light according to the real-time traffic condition of road, alleviates a large amount of vehicle and overstocks and gathering around of causing
Stifled, improve driving efficiency.
One of ordinary skill in the art will appreciate that all or part of flow process realizing in above-described embodiment method, be permissible
Instructing relevant hardware by computer program to complete, described program can be stored in a computer read/write memory medium
In, this program is upon execution, it may include such as the flow process of the embodiment of above-mentioned each method.Wherein, described storage medium can be magnetic
Dish, CD, read-only store-memory body (Read-Only Memory, ROM) or random store-memory body (Random Access
Memory, RAM) etc..
The above disclosed present pre-ferred embodiments that is only, can not limit the right model of the present invention with this certainly
Enclose, the equivalent variations therefore made according to the claims in the present invention, still belong to the scope that the present invention is contained.
Claims (10)
1. a method for controlling traffic signal lights, it is characterised in that including:
Obtain the driving video information in the section of the Traffic signal control of camera collection, and extract described driving video information
Described in section at the vehicle fleet size in the range of described traffic light predeterminable range；
The stifled of described section is determined at the vehicle fleet size in the range of described traffic light predeterminable range according to described section
Plug degree；
According to the chocking-up degree in described section, regulate and control the status information of described traffic light.
2. the method for claim 1, it is characterised in that described according to described chocking-up degree, regulates and controls described traffic signal
Lamp status information, including:
According to described chocking-up degree, generate the regulation and control instruction carrying switching duration；
Described regulation and control instruction is sent to described traffic light, so that described traffic light are carried out according to described switching duration
State handover operation.
3. the method for claim 1, it is characterised in that described according to described section pre-apart from described traffic light
If the vehicle fleet size in distance range determines the chocking-up degree in described section, including:
In different vehicle fleet size scopes, determine that described section is at the car in the range of described traffic light predeterminable range
Target vehicle quantitative range belonging to quantity；
Determine the chocking-up degree that described target vehicle quantitative range is corresponding.
4. the method for claim 1, it is characterised in that described according to described section pre-apart from described traffic light
If the vehicle fleet size in distance range determines the chocking-up degree in described section, including:
Judge whether described section is more than or equal at the vehicle fleet size in the range of described traffic light predeterminable range
Preset vehicle amount threshold；
If described section is more than or equal to described pre-at the vehicle fleet size in the range of described traffic light predeterminable range
If vehicle fleet size threshold value, it is determined that the chocking-up degree in described section is for blocking up；
If described section is less than described preset vehicle number at the vehicle fleet size in the range of described traffic light predeterminable range
Amount threshold value, it is determined that the chocking-up degree in described section is unobstructed.
5. the method for claim 1, it is characterised in that before the status information of described regulation and control traffic light, also wrap
Include:
Output regulation and control information, described regulation and control information is for pointing out cutting of traffic light described in the vehicle in described section
Change.
6. a traffic signal light control device, it is characterised in that including:
Vehicle fleet size acquisition module, for obtaining the driving video information in the section of the Traffic signal control of camera collection,
And extract section described in described driving video information at the vehicle fleet size in the range of described traffic light predeterminable range；
Chocking-up degree determines module, is used for according to described section at the vehicle in the range of described traffic light predeterminable range
Quantity determines the chocking-up degree in described section；
Status information regulation and control module, for the chocking-up degree according to described section, regulates and controls the status information of described traffic light.
7. device as claimed in claim 6, it is characterised in that described status information regulation and control module, including:
Regulation and control instruction signal generating unit, for according to described chocking-up degree, generating the regulation and control instruction carrying switching duration；
Regulation and control instruction transmitting element, for described regulation and control instruction is sent to described traffic light, so that described traffic signal
Lamp carries out state handover operation according to described switching duration.
8. device as claimed in claim 6, it is characterised in that described chocking-up degree determines module, including:
Target zone determines unit, for determining that in different vehicle fleet size scopes described section is apart from described traffic signal
Target vehicle quantitative range belonging to vehicle fleet size in the range of lamp predeterminable range；
Chocking-up degree determines unit, for determining the chocking-up degree that described target vehicle quantitative range is corresponding.
9. device as claimed in claim 6, it is characterised in that described chocking-up degree determines module, including:
Threshold decision unit, for judging that described section is at the vehicle fleet size in the range of described traffic light predeterminable range
Whether more than or equal to preset vehicle amount threshold；
Block up and determine unit, for big at the vehicle fleet size in the range of described traffic light predeterminable range in described section
In or equal to described preset vehicle amount threshold time, determine that the chocking-up degree in described section is for blocking up；
Unobstructed determine unit, for little at the vehicle fleet size in the range of described traffic light predeterminable range in described section
When described preset vehicle amount threshold, determine that the chocking-up degree in described section is unobstructed.
10. device as claimed in claim 6, it is characterised in that described device, also includes information output module, is used for:
Output regulation and control information, described regulation and control information is for pointing out cutting of traffic light described in the vehicle in described section
Change.
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