CN103218910B - System and method for operation of traffic information - Google Patents
System and method for operation of traffic information Download PDFInfo
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- CN103218910B CN103218910B CN201310123775.3A CN201310123775A CN103218910B CN 103218910 B CN103218910 B CN 103218910B CN 201310123775 A CN201310123775 A CN 201310123775A CN 103218910 B CN103218910 B CN 103218910B
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0137—Measuring and analyzing of parameters relative to traffic conditions for specific applications
- G08G1/0141—Measuring and analyzing of parameters relative to traffic conditions for specific applications for traffic information dissemination
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
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Abstract
The invention discloses a system and a method for operation of traffic information. The system for the operation of the traffic information comprises a monitoring network, a central information processing device and a display device comprising a central information image display device and a vehicle-mounted information image display device. The system and the method for the operation of the traffic information are established based on the fact that road traffic is fully monitored. According to the system and the method for the operation of the traffic information, the traffic information which is particularly relates to road traffic real-time scenes of a road and state information of the road is acquired, processed, described, displayed and operated, and then a method capable of achieving traffic information sharing, broadening traffic field of vision, avoiding traffic hazards, and solving the problem of traffic jams is provided for users by means of four generated traffic images which are a practical condition traffic image, a graph traffic image, an original graph traffic image and a map digital text traffic image. According to the system and the method for the operation of the traffic information, conditions enabling safety and convenience to be common states of modern transportation are created, and the traveling environment of the road traffic is improved.
Description
Technical field
The invention belongs to Highway Traffic Information technical field, relate to displaying and the operation of road traffic real-time scene and status information, be specifically related to a kind of system and method for operation of traffic information.
Background technology
Modern Traffic is speed and the land of happiness easily, is also hotbed that is dangerous and that block up.Because the effect of transport information can not play completely, causing the use of walking-replacing tool to break through the restriction of people repeatedly, is the reason that Modern Traffic predicament is formed.So only have the point of penetration that searching one is correct, the difficult problem in this puzzlement world, road just can be cracked.
At present, the system and method making every effort to contend with that traffic information field adopts is varied, roughly can be divided into two types; For a concrete department, such as management system of public traffic or road monitoring camera-shooting network etc.Realize an a certain function, such as satellite navigation and location system or Traffic Information report etc.Due to location different separately and object, the information that they provide is mostly scattered and unilateral, and people also seem delayed and passive to the acquisition of information.
Traffic environment is intricate, during the traffic accident that particularly happens suddenly, and the dependence of taking shelter of promptly and accurately saving one's life with the wide in range abundant people of being of time of information.Information incurs loss through delay the consequence brought, and people are unaffordable often.Meanwhile, the accurate information of road traffic can not be understood and grasped, also just effectively can not carry out management and arranged rational trip, thus the blocking up of transport solution.Early stage early warning, the anticipation shifted to an earlier date is the most important condition that people tackle accident and deal with problems, and is but an extravagant hope relying on existing system and method to realize.
Nowadays the topic of concern is caused to be the intellectuality of traffic.If the intelligent robotization depending on driving, thus deprived the Driving of people, can psychology adapt to self-evident, and highway will become a track, just allows lateral direction of car to move.And intellectuality completely not only needs fund technology and time, also need a transition or blank.
Summary of the invention
The object of the present invention is to provide a kind of system and method for operation of traffic information, be intended to, by transport information particularly the sharing of road traffic real-time scene and status image image information, widen the traffic visual field, evade traffic risk, transport solution blocks up, and realizes safety interactive.
The present invention is achieved through the following technical solutions:
A system for operation of traffic information, comprises monitoring network, central information processing device and display device.Display device comprises central information image display device and on-vehicle information image display device.
Described monitoring network, refers to overlay area road traffic and extends the network facilities covered with the closely related place of regional traffic, comprising collection and the transmission equipment of information.Monitoring network, by the comprehensive monitoring to regional road traffic, gathers the information of road traffic real-time scene and state, and by the information transmission of collection to central information processing device.
Described central information processing device, to transport information, comprise road traffic real-time scene that monitoring network provides and status information to carry out deciphering and integrate process, generate the traffic image picture of reflection transport information and issued, provide Traffic Information for system and provide road traffic tutorial message.The information issued comprises traffic image picture and the numeric literal auxiliary according to system requirements.
Described central information image display device, to the traffic image picture that system is issued, carries out the multifaceted displaying of multi-angle and utilization, and carries out monitoring guidance to regional road traffic and provide service for user.
Described on-vehicle information image display device, makes the traffic image picture wirelessly accepting system issue, utilizes display and uses image picture information, helps user's arranged rational stroke also to carry out safety instruction to the user that goes on a journey.
The information of described monitoring network collection comprises, in pickup area on road and with the object of the closely-related not movement of road traffic and the actual attitude of object of movement or the information of deformation trace.Collecting device mainly comprises camera probe, cannot the region of obtaining information on needing to obtain but affecting by illumination factor, supports the use other information collecting device.
Describedly to comprise with the closely related place of regional traffic; Refuelling station, parking lot, repairs a little, restaurant, hotel, scenic spot.On they and road, other object of serving road together constitutes road adjunct.The information of the public part in relevant place is gathered by monitoring network and transmits, and non-common parts adopts the mode of lending system information channel to carry out Information issued.
Monitoring network by wireless or wired mode by the information transmission that gathers to central information processing device.
Described central information processing device, according to transport information, uses four kinds of traffic image pictures of the means generation system of three kinds of process informations, road traffic real-time scene and state is carried out to the description of synchronous dynamic.Four kinds of image frames of described system are respectively; Live picture, graphic picture, original figure picture, Map Digital text screen.
Described central information processing device is also provided with data storage storehouse, and the road traffic source book of deposit construction system Images uniting foundation, mainly comprises the figure start picture of fixed object in graphic picture, mobiles graph of a correspondence standard picture.Meet system to the picture exhibition requirement that promptly and accurately standard is unified.
Central processing unit is also provided with the unit getting involved control of traffic and road, sends instruction, reasonably dredge road traffic according to traffic real time status to traffic signals.
Arranging of central processing unit can concentrate a place also can arrange according to the scribing that needs of information processing and issue.
Central processing unit releases news and adopts wired and wireless two kinds of modes synchronously to carry out.
The live picture of described central information image display device display systems, graphic picture, Map Digital text screen three kinds of traffic image pictures.The road traffic of monitoring network overlay area is annotated by image frame.
Central display unit relays the fact in main crossroads section or virtual live picture, and display graphics can the graphic picture of important area of identification, and display area all or the Map Digital text screen representing traffic behavior by color of local, region.System according to the specific requirement of user, can provide traffic image picture and Information targetedly to the central display unit that it uses.
Central display unit is also provided with the program element using graphic picture to deduce virtual traffic scene.Can verify in advance the effect that the decision-making of traffic prediction scheme is envisioned or for commander road traffic guidance foundation is provided.
Central display unit is also provided with inquiry display unit, and the scope of Map Digital text screen display inquiry, numeric literal carries Referral information.By the traffic behavior picture of the road that inquiry obtains, the simultaneously numeric literal that provides of display systems, content comprises scene analysis, state estimation, forward prediction.
Central display unit, by monitoring and grasp real-time transport information, realizes road traffic and effectively manages and serve timely.
The graphic picture of described on-vehicle information image display device display system, original figure picture, Map Digital text screen three kinds of traffic image pictures.Share transport information by image frame, original figure picture is its desktop images.On-vehicle information image display device adopts speech recognition, touch screen, input through keyboard three kinds of mode image switchings.
Display device for mounting on vehicle is also provided with guide passage functional unit, the Map Digital text screen of asked route path is provided, main place and concrete section road name is identified by a numeric literal point primary and secondary, the condition of road surface asked and the assessment of traffic behavior, wagon flow average speed per hour, the time that average rate reaches the destination, route confirms.When condition possesses, the route provided is no less than two.The average rate the fastest route that reaches the destination preferentially provides.Touch route confirms, provides this route road guide service with graphic picture.
Car-mounted device is also provided with road inquiry unit, the graphic picture of display inquiry roads or Map Digital text screen.With main website or place around numeric literal mark road, refuelling station, parking lot, repairs a little, restaurant, hotel, scenic spot add frame title and out of Memory, and provide and arrive at route.
To achieve these goals, the invention provides a kind of method of operation of traffic information:
Monitoring network adopts multiple means, carries out all the period of time to the information of road and adjunct present situation traffic fact, round-the-clock, comprehensive, the covering collection of non-blind area and monitoring, and sends collection gained information to central information processing device by wired or wireless mode.
Central information processing device is according to the description requirement of traffic image picture, in conjunction with holdings, according to transport information, the road traffic real-time scene mainly provided in accordance with monitoring network and the information of state, four kinds of traffic image pictures of generation system: live picture, graphic picture, original figure picture, Map Digital text screen.Wherein graphic picture is identical with the generation basic means of original figure picture.
Described live picture, to the virtual live image frame that road traffic carries out live broadcast or generated according to the true picture of the real-time scene binding object of object by system.
Described graphic picture, reference area road traffic vertical view is drawn, and describes the image frame of fixed object and mobiles and their state with figure and color and brightness and their change.What fixed object referred to that road and adjunct comprise with road traffic closely related place provides the part of service, traffic signals for the public.Mobiles refers to road should move or the object of movement.
Described original figure picture, the graphic picture drawn for source with vehicle periphery hundred meters of region real-time traffic scenes, vehicle refers to any one actual vector in the numerous carrier vehicle of on-vehicle information image display device.
Described Map Digital text screen, by the real-time traffic states of color color depiction road, with the image frame of numeric literal mark Information.
The making of virtual live picture in described live picture, refer to the contour of object that central information processing device provides according to holdings and monitoring network or track, the actual apperance of inverse composition object, realizes the live broadcast of road traffic.
Described graphic picture, in picture, road and appendicular figure are simply illustrated, the graphics standard of similar object is unified.Road and adjunct is described by approximate color.The change of brightness imply that the generation of abnormal condition.
Run into above road and block, adopt the method for having an X-rayed shelter or moving shelter temporarily, show road surface, below.
In the drafting of traffic signals, red yellowish green trichromatism is the special color of traffic signals in graphic picture, and its mark is the monochromatic line segment traversing road surface, somewhere together, and the color of line segment represents restrictive matter, arrow points above line segment represents control direction, and the word table that counts down below line segment shows the control time.
Road surface and ratio of having a lot of social connections is paid the utmost attention to when describing fixed object.
The foundation describing mobiles is the projection of mobiles, with stick graphic plotting activities object.Describe different mobileses by different colors, the change of bar block graphics brightness imply that the generation of abnormal condition.
Mobiles all adopts rectangular bars block graphics, arranges the fundamental figure of mobiles, and its standard is the walking projection of adult, and it comprises the activities object that projection width is less than standard.Fundamental figure can be shown as a point on screen.
In graphic picture the ratio object of object displacement and change basically identical with objective reality.
Described original figure picture, picture is the Component units of system graphic picture.The broadcasting scope of picture, the mobile change with vehicle is moved change.The figure of vehicle is positioned at relatively-stationary position below vehicle car-mounted device screen all the time, and the surrounding of vehicle figure inlays the frame of the signal safety of light tone, makes it eye-catching outstanding.
Objective reality is met on pavement of road higher than the drafting of the aspect ratio of the object on road surface in picture.With the speed per hour of certain mobiles of specifying and identical period thereof by the distance in figure, confirm the road surface length of display.The length display standard of unified original figure picture.In original figure picture, the color of mobiles belongs to homochromy, distinguishes the dissimilar of mobiles with the depth change of color.
Original figure picture is the desktop images of vehicle car-mounted device display, and in picture, the light tone frame of vehicle figure periphery plays a part Security alert simultaneously; According to vehicle with the distance of other object and mutual translational speed, determine the reaction time of safe frame and car-mounted device, setting threshold values calculation procedure, when the distance of the safe frame of other object proximity vehicle is less than the first threshold values, judge that vehicle suffers that non-safety factor disturbs, the safe frame of vehicle glimmers; When other object is less than the second threshold values close to the distance of the safe frame of vehicle further, judge that vehicle faces a danger situation, vehicle car-mounted device sends with frame flicker and pipes.
Described Map Digital text screen, by background tone, allows the pavement of road got a bird's eye view in picture present three-dimensional visual effect.The road surface of vehicle co-flow forms one and represents unit, with road to the requirement of Vehicle Speed for foundation, the vehicle fleet size held by the unit road surface specified time period of unit and the average translational speed of unit road vehicles, the traffic behavior of division unit, the corresponding a kind of color of a kind of state, lays unit road surface by color.The change of color represents the change of real-time traffic states.System adopts unified standard divide traffic behavior and arrange corresponding color.
Top-priority when describing map picture is the real-time traffic states of correctly showing road surface, actual road width ratio, road be interconnected situation.
Numeric literal information in map picture adopts the method adding frame to mark.
The scope of picture exhibition according to the map, delimit the unit road surface of unit traffic behavior.Traffic behavior is arranged to five kinds, is respectively loose, normally, crowded, block up, blocking.The corresponding a kind of color of a kind of state, a kind of color lays one section of unit road surface.Concrete traffic behavior is determined in conjunction with vehicle fleet size by the wagon flow average rate on unit road surface, regulation is travelled with reference to concrete road safety, formulate the five kinds of average rate indexs representing this road traffic state, when road unit road surface real-time traffic flow average rate and vehicle fleet size meet the index of setting, just show corresponding color color.The road of stopping using in picture represents with blocked state without exception.
Compared with prior art, the present invention has following useful technique effect:
The system and method for operation of traffic information provided by the invention, construct the road traffic monitoring network of an all standing, establish an omnibearing Traffic Information operation architecture, for all walking along the street people provide a comprehensive Traffic Information intercommunion platform.
The illustrated to information that the present invention is realized by system and device and method and operation, for people provide promptly and accurately objective Traffic Information comprehensively, meet the demand to information when people solve various traffic problems.The information presented is coherent and various, and capacity is large and directly perceived.
The present invention provides the new mode of Traffic Information to user, allows it have the incomparable accuracy of other method: all standing of road traffic.Timeliness: the picture provided is all the synchronous displaying of road traffic.Comprehensive: to combine all information relevant to road traffic.The information adopted the most easily is accepted: represent with image.
The system and method for operation of traffic information provided by the invention, the especially method of road traffic real-time scene and status information, make the grasp of information very clear, allows the acquisition of information realize instantaneously.The image frame provided has widened the traffic visual field of people, improves the ability that people tackle accident.The information supply of formula of cutting the garment according to the figure and the use of safe frame, safe walking along the street is had more guarantee.
A kind of information service that each takes what he needs that the present invention carries out, makes providing of information be provided with specific aim and comprehensive, achieves sharing of information.By understanding in time and studying and judging the Traffic Information of acquisition, arrange respective trip while the reasonable reason of people can be helped.
The feature that the present invention relies on system information to operate and the function that device has, provide the ability of a kind of scientificlly and effectively management road traffic, can help the transformation realizing management function.And by the real-time information of shared road traffic, overcome the adverse effect that subjectivity or objective factor cause, promote the traffic capacity of road.
System unit upgrading alone, can improve the allomeric function of raising system.In other words, old system and equipment have the value of re-using.Equally, the input of today is also the positive place mat to future.
Accompanying drawing explanation
Fig. 1 is System's composition figure of the present invention;
Fig. 2 is the System's composition figure of central information processing device.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in further detail, and described description relates to the step of transport information aspect System Implementation and the method for employing, is explanation of the invention instead of restriction.All the present invention of disengaging conceive other improvements and modifications done and also should be considered as in protection scope of the present invention.
See Fig. 1, Fig. 2, a kind of system of operation of traffic information, comprises monitoring network, central information processing device, display device and central information image display device and on-vehicle information image display device.
Described monitoring network, refers to overlay area road traffic and extends the network facilities covered with the closely related place of regional traffic, comprising collection and the transmission equipment of information.Monitoring network, by the comprehensive monitoring to regional road traffic, gathers the information of road traffic real-time scene and state, and by the information transmission of collection to central information processing device.
Described central information processing device, to transport information, particularly the road traffic real-time scene that provides of monitoring network and status information are carried out deciphering and are integrated process, generate the traffic image picture of reflection transport information and issued, provide Traffic Information for system and provide road traffic tutorial message.The information issued comprises traffic image picture and the numeric literal auxiliary according to system requirements.
Described central information image display device, to the traffic image picture that system is issued, carries out the multifaceted displaying of multi-angle and utilization.
Described on-vehicle information image display device, makes the traffic image picture wirelessly accepting system issue, and is shown and use.
And a kind of method of operation of traffic information, comprises following operation:
Monitoring network adopts multiple means, carries out all the period of time to the information of road and adjunct present situation traffic fact, round-the-clock, comprehensive, the covering collection of non-blind area and monitoring, and sends collection gained information to central information processing device by wired or wireless mode.With the information in the closely-related not common place of regional traffic, the mode of lending system information channel is adopted to carry out the issue of information.
Central information processing device is according to the description requirement of traffic image picture, in conjunction with holdings, according to transport information, the road traffic real-time scene mainly provided in accordance with monitoring network and the information of state, four kinds of traffic image pictures of generation system: live picture, graphic picture, original figure picture, Map Digital text screen.Wherein graphic picture is identical with the generation basic means of original figure picture.
Described live picture carries out live broadcast or virtual live image frame to road traffic.
Described graphic picture, reference area road traffic vertical view is drawn, and describes the image frame of fixed object and mobiles and their state with figure and color and brightness and their change.What fixed object referred to that road and adjunct comprise with road traffic closely related place provides the part of service, traffic signals, mobiles to refer to road should move or the object of movement for the public.
Described original figure picture, the graphic picture drawn for source with vehicle periphery hundred meters of region real-time traffic scenes.Vehicle refers to any one actual vector in the numerous carrier vehicle of on-vehicle information image display device.
Described Map Digital text screen, by the real-time traffic states of color color depiction road, with the image frame of numeric literal mark Information.
Below each device unit and picture are described respectively.
Embodiment about monitoring network:
Monitoring network uses the information of multiple means to road and adjunct present situation traffic fact to carry out all the period of time, round-the-clock, comprehensive, and the covering monitoring of non-blind area gathers and transmission.Mainly use camera probe at present, guarantee the clear of critical junction and road section traffic volume scene image, and disclose the profile of other section object and the shift position of object or deformation trace.How for system provides in time the information of objectively road traffic real-time scene and state comprehensively, and ensureing the accurate of essential information, is the foundation whether network uses supplementary means.Supplementary means comprises; Radar, infrared or low-light camera, satellite etc.The information acquisition of the special road sections such as sky way can be considered to use satellite or radar, when road occurring the situation of the block information such as midway construction normal acquisition, can adopt infrared or low-light means assisted acquisition temporarily.Monitoring network is connected with the information of central information processing device and mainly adopts wired mode.The wireless messages connected mode that monitoring network has, can realize the information mutual communication of central means and on-vehicle information image display device.
When monitoring network covers collection to regional road traffic implementation information, the information that all collecting devices existed at present can be gathered, as long as the information obtained by gathering public place includes system in, system, with shared information or the mode paying certain expense, realizes fast turn-around and reduces costs.With the information in the closely-related not common place of regional traffic, the mode of lending system information channel is adopted to carry out Information issued.
Embodiment about central information processing device:
Central information processing device specifies according to the description of traffic image picture, and in conjunction with holdings, according to traffic relevant information, the road traffic real-time scene mainly provided in accordance with monitoring network and the information of state, draw traffic image, determine the scope that picture represents.In order to the speed of the generation and issue that ensure image frame, reduce information processing link, adopt scribing set information scope and the way of branch unit is set, synchronously carrying out information running.
One of the information processing and storage mode of central information processing device; The running for the treatment of apparatus information adopts digital compression technology, realizes decoded back by other device of system.Treating apparatus stores the data relating to road and traffic in advance, particularly road and adjunct, traffic signals, the raw information of various vehicle, and be equipped with graph of a correspondence standard, the real-time scene information realization provided according to monitoring network and the automatic switchover of corresponding inventory information, generate and the image frame of delivery system needs.Central processing unit adopts wireless and wired two kinds of modes synchronously to carry out Information issued.
A kind of method of control of traffic and road got involved by central processing unit; According to the analysis to road traffic real-time scene, participate in the direct management of road traffic, control time and the character of traffic signals change.Be provided with the place of electronical display traffic directional bea con, utilizing the neon effect of mark, warning vehicle, runs into directional bea con after sailing arrow points road into again, and vehicle cannot by occurring that the directional bea con direction of neon effect travelled.
Central processing unit instructs the information of road traffic, is shown by central information image display device.Added by the title that the road adjunct that central processing unit provides comprises the closely related place with road traffic, frame is signal figure.Signal figure is according to identifying that the principle of object in picture is drawn fast and accurately.
Embodiment about central information image display device:
Central information image display device arranges three large-screen together with multiple small screen, shows fact respectively, figure, Map Digital word three kinds of system traffic image pictures.Device picture has the aobvious function of overlapping point of conversion, can complete the synchronization monitoring to the local of monitoring network overlay area or whole road traffics.
The user of central display unit comprises technology and the service provider of vehicle supervision department and system.Other users needing this to serve, need through accreditation.Such as, public transportation department is through accreditation, and system, except providing the traffic image picture of standard for it, can also provide particular link through the panorama traffic pattern picture of deformation process for it, and carries out mark to needs monitoring vehicle and concrete website.Road deformation method one, shows on screen by road tendency shaped segments; Method two, to detour displaying not according to the actual tendency shape of road on screen.Adopting the object of deformation method, is the image dynamically clearly in order to obtain mobiles on pavement of road and road surface and movement thereof.Monitoring network is if obtain vehicle details, and user, by clicking vehicle graphic, just can obtain this type of information that system provides separately it.
The specific function of central display unit large-screen: take advantage of the large-screen more than three meters two meters for one piece, can provide the traffic pattern picture of tens of square kilometres of regional dynamics for user more.The screen of same size, when showing Map Digital text screen, can by included for a national traffic behavior, such as China, just in picture, the spacing of a millimeter represents the real road length of 1,600 meters, and the road shape shown also will deform, and screen can only disclose the traffic behavior of road, the displaying of city and local area traffic behavior needs image switching, or carries out summary prompting with adding frame color.
The method of central display unit large-screen image switching: method one, is divided into the region of nine area equation by screen-picture, represent with nine arabic numeral.The rest may be inferred, divides layer by layer by this method with the region constantly reducing area, and the numeral obtained is arranged loading routine in order, just can show the traffic image picture of road in defeated region; Method two, encodes to concrete road and administrative region with arabic numeral and phonetic, input road add regional code, show the traffic image picture of defeated road through region.The degree of system determination picture exhibition and effect, specifying information input requirements determines the numeric literal content that the system of showing provides.The method of small screen image switching comprises the method for operating of car-mounted device image switching.
An embodiment of central display unit virtual traffic scene; By the graphic picture of the reflection traffic scene retained, according to route and the average speed per hour of mobiles concrete in picture, specify the behavior of concrete mobiles, utilize the way changing traffic signals and road setting, again the walking along the street of all mobileses related to by picture, deduces out virtual traffic scene.Virtual scene can the effect of visual test traffic measure.
The information inquiry of central means; Key in search request by image frame, according to image coverage, picture numeric literal, shows the instruction of analytical procedure to actual traffic and conclusion and system.Content comprises scene state and the tendency of traffic, specifically describes the confirmation of object from concrete search request.
Embodiment about on-vehicle information image display device:
The use of on-vehicle information image display device; Opening device, input vehicle information, shows the original figure picture of vehicle.Original figure picture can all be provided by central processing unit, carries out the running of point-to-point information.Also can be carried out the scribing issue of information by central processing unit, car-mounted device uses the speedometer information of vehicle, and what regulate picture represents rhythm.Using car-mounted device, is to help the safe walking along the street of people, way with use other instrument and meter of vehicle similar.In order to show the information of vehicle front more, the screen of car-mounted device adopts rectangle liquid crystal panel, formed with driving foreground and necessarily add angle and place along long, the installation of device adopts fixed or crank packaged type two kinds of methods, installation site, not affect normal driving, just can recognisable image be determined by rotating eyeball.The picture switching key of car-mounted device, can adopt major-minor key method, and two key functions are identical, carries out major key and auxiliary bond and splits, and auxiliary bond is arranged on bearing circle front or the back side or this button is arranged on other position smoothly.Split auxiliary bond and comprise resetting key, guide passage function key, road inquiry key or guide passage function key and road inquiry key.
The utilization embodiment of the safe frame of car-mounted device: frame flicker or device pipe, and vehicle human pilot need be concentrated, note observing real road traffic, grip bearing circle, pin shifts to brake by throttle.In practical operation, above action is synchronously carried out.Safe frame can not be evaded by road conditions, vehicle condition, and in violation of rules and regulations, driving errors, the speed of a motor vehicle exceedes the traffic risk that more than 120 kms per hour cause.
The operation of car-mounted device guide passage function; Knock guide passage function key, hear prompting, the title of phonetic entry starting point and destination, picture switches, the Map Digital text screen of display inquiry route path.The real-time traffic flow average rate the fastest route that reaches the destination preferentially provides, when alternative route is more than two, the 2nd article should provide show the time of reaching the destination route the most reliably.When two lines relate to region cannot show completely on screen time, adopt compression and the method in the irrelevant region of two lines to show main body picture.Under the prerequisite not affecting identification traffic behavior, picture should as far as possible for people provide the main place of approach and the title in concrete section.Guide passage function is to the conversion of road inquiry; Touch concrete section, picture switches to this section road inquiry program element, and enter graphic picture or the Map Digital text screen stage of display inquiry roads, and the information of carrying out back is in order run, road inquiry preferentially provides graphic picture.The service of asking the way is to the conversion of the service of leading the way; One jiao, the route picture that guide passage function provides, shows following figure and numeral by several rectangular boxes; Time square frame, the time that wagon flow average rate reaches the destination, to be accurate to minute.Example; Hour colon minute.Road square frame, weather is on the impact of road, and one side of something is meteorological figure, and one side of something is the impact be subject to color or figured road.Traffic square frame is warm colour is cool colour, accounting number display traffic behavior busy and loose compared with at ordinary times.Length square frame, the physical length of route, is shown to kilometer and meter Jun Ke.Example; Occur after numeral that band look round dot represents with kilometer counting, do not have round dot to represent and to count with rice.Quantity square frame, vehicle fleet on this road.Example; Rearmounted colon represents from hundred countings, does not have colon to represent from individual position and counts.Confirm square frame, route confirms.Touch route confirms, proceeds to the service of leading the way.System provides graphic picture, and to mark the accurate location of the method display vehicle of safe frame, and by selected route, with order directional pattern and voice, the traveling to vehicle is pointed out.When observing picture road at need, except other mobiles can all conceal by vehicle.Directly knock resetting key, picture will to show original figure picture, and under the condition not affecting vehicle original figure picture major function, screen superposition or side picture continue the service of leading the way.Again knock resetting key, original figure picture recovery is normal.
The operation of car-mounted device road inquiry; Knock road inquiry key, hear prompting, phonetic entry road name, picture switches, the graphic picture of display inquiry roads or Map Digital text screen.Road inquiry is to provide graphic picture, and the graphic picture provided comprises the parking lot particularly place actual area of Public Parking and the figure of real-time scene.In order to not affect the identification of main body scenery in the picture that provides road inquiry, by refuelling station, repair a little, restaurant, hotel, scenic spot, the signal figure in parking lot is presented at one jiao, picture.Touch signal figure, shown object is all to illustrate that figure represents by actual site in active area.Touch concrete signal figure, contained details in present graphical, and provide and arrive at route.The issue of above-mentioned not common Locale information, is realized by the mode of lease system information channel.
The recovery of car-mounted device information; Knock resetting key, device screen recovers desktop images.
Car-mounted device installs distress call button; Press this button, in the traffic image picture that system provides, this car or this car position occur that uninterrupted luminous point glimmers.
The power supply of car-mounted device; One is provide for oneself, and two is access vehicle accumulators.
The method of operation of traffic information: four kinds of traffic image pictures that operation of traffic information produces, live picture, graphic picture, original figure picture, Map Digital text screen is all that road traffic real-time scene and state synchronized reflect dynamically.
The embodiment of virtual live picture in live picture:
Carrying out live live picture to road traffic, is a kind of mode generally adopted, and does not just add table here and tells.The message unit for the treatment of apparatus is the live scene of traffic, shows that live picture as much as possible is the target of device.The contour of object that device can provide according to holdings and monitoring network or track, the actual apperance of inverse composition object, realizes the live broadcast of road traffic; Biology in virtual fact or fundamental figure are reduced to same shape.
An embodiment with the graphic picture of figure and color and luminance portrayal road traffic:
Road and appendicular drafting: planar graph that is that be all simple pen when overlooking object or that illustrate.Example; Car profile represents parking lot, spanner profile represents and repairs a little, ingot profile represents charge station, oil can profile represents refuelling station, and the profile of bowl represents restaurant, and slippers profile represents hotel, asterism represents scenic spot, order word table shows bridge, and latticed oblique line represents that road is stopped using, and dotted line is connected or astragal is connected represents road separator.Be present in the fixed object on road, its figure be construed as limiting vehicle traveling and affect presents the visual effect higher than road surface, the latticed oblique line roadbed of such as isolation strip deceleration strip presents the visual effect higher than road surface in graphic picture, and it is only dimly visible under road surface that other is present in its figure of solid objects road not being construed as limiting and affecting.On road surface, obtain clear displaying with mobiles, determine the color that road and adjunct use.
The drafting of traffic signals; Red yellowish green trichromatism is the special color of traffic signals, and mark traverses the monochromatic line segment on road surface, somewhere together.Line segment color represents the character of control, and the arrow points above line segment represents control direction, and the word table that counts down below line segment shows the control time.
There is the method for drafting of shelter in upper pavement surface; Adopt the method for having an X-rayed shelter or moving shelter temporarily, show road surface, below.
The drafting of mobiles: be projected as foundation with mobiles, all adopts rectangular bars block graphics to draw mobiles.Arrange the fundamental figure of mobiles, standard is the walking projection of adult, and it comprises the activities object that projection width is less than standard.Fundamental figure can be shown as a point on screen.With road traffic service-specific vehicle, mass transportation facilities or passenger vehicle, lorry, general motor vehicles, people's horse-drawn vehicle, biological division mobiles type.System, by the use of specification color, is classified to mobiles.
When picture allows, on road surface, the marks such as lane segmentation line crossing can be described with lines.
In picture, object occurs that uninterrupted flicker represents that brightness changes, and predicts this object generation abnormal condition.
Graphic picture only shows the figure of road and adjunct and traffic signals and mobiles, if need to show that other object can adopt word to add schematic block and identify.Image travelling speed is set as more than 18 frames per second, mainly meets the requirement of original figure picture to image travelling speed.
Except moving of shelter temporarily, the change of the present embodiment object is moved all synchronous with real-time traffic scene.
The embodiment of original figure picture:
With the original figure picture that vehicle periphery hundred meters of regional traffic real-time scenes are drawn, follow the ultimate principle that system graphic picture is described, the aspect ratio of the traffic scene element of original figure picture exhibition, the object especially connected with road surface is closer to fact.The color of aobvious mobiles belong to homochromy, only have the change of shade.Picture mobile change with the mobile change of vehicle, vehicle refers to any one actual vector in numerous carrier vehicle of car-mounted device.
System specifies certain mobiles, according to its actual speed per hour period displacement in graphic picture identical with it, confirms the link length of all original figure picture exhibitions.
The embodiment of safe frame in raw frames:
Vehicle is rectangular bars block graphics, inlays vehicle figure surrounding, carry out eye-catching mark and safety signal to it with a circle light tone frame.According to safe driving regulation, according to vehicle with the distance of other objects and mutual translational speed, determine reaction and the time of safe frame and car-mounted device.Setting threshold values calculation procedure, when the distance of the safe frame of other object proximity vehicle is less than the first threshold values, judge that vehicle suffers that non-safety factor disturbs, the moulding towards the safe frame of side, interfering object direction glimmers; When other object is less than the second threshold values close to the distance of the safe frame of vehicle further, judge that vehicle faces a danger situation, vehicle car-mounted device sends with moulding flicker and pipes.
In order to reduce the interference to slow moving vehicle, second threshold values starting velocity index is set, with piping of speed index restriction car-mounted device, when vehicle travel speed falls short of the target, threshold values continues safe frame generation effect but car-mounted device can not be allowed to send to pipe.
Judge that vehicle plays the threshold values of safe function of frame, from central processing unit, also from vehicle car-mounted device, or can result from both combinations.
An embodiment of the Map Digital text screen of traffic behavior is represented by color:
By adjustment or the description of screen background tone, the pavement of road got a bird's eye view in picture is allowed to present three-dimensional visual effect, by the method on Heterogeneous Permutation unit road surface, determine a cut-off rule, segmentation allows the road surface of vehicle two-way flow, be samely represent unit with the road surface of vehicle co-flow, according to the scope of picture exhibition, delimit the unit road surface of unit traffic behavior.Traffic behavior is arranged to five kinds, is respectively; Loosely, normally, crowded, block up, blocking.The corresponding a kind of color of a kind of state, a kind of color lays one section of unit road surface.The vehicle fleet size on bonding unit road surface, determines concrete traffic behavior by the wagon flow average rate on unit road surface.System specifies with reference to the speed limit of concrete road, and formulate the five kinds of average rate indexs representing this road traffic state, this road unit road surface real-time traffic flow average rate and vehicle fleet size meet certain index, and this road unit road surface just shows certain corresponding color color.The road of stopping using in picture represents with blocked state without exception.System formulates is sought unity of standard, the color that specification five kinds of states are corresponding.
In map picture, road occurs overlapping or when blocking, by moving shelter or by the method for upper and lower road surface Heterogeneous Permutation, show the traffic behavior on all road surfaces temporarily.When picture state allows to show traffic signals, showing with the monochromatic line segment table consistent with actual traffic signal lamp color of one lateral connecting line, being pointed out by normally turning dark interruption change by line segment color.
Can during map making picture detail, fully to represent road surface real-time traffic states, actual ratio of having a lot of social connections, road connection be that picture accepts or rejects foundation.When the unit road surface in default picture and color, first consider the correct identification to the narrowest road traffic state, and draw each bar road in picture in accordance with real road width ratio.When picture fully can not represent road surface, the junction of all roads is considered as same expression unit, draws its traffic behavior according to the regulation of system.
In order to the numeric literal described and point out in map picture, provided by the central processing unit of comprehensive improvement and all kinds of road traffic relevant information of analysis.Central information processing device carries out specification and setting except the information provided system, also carries out call format and content constraints to the information of using passage issue.Such as; With road traffic closely related place reference numbers Word message only for title price and the service that can provide, forbid any type of advertising; When taking graphic picture to show parking lot information, the real-time scene that in field, vehicles while passing is parked should be represented.
The travelling speed of system image frame is from as follows near being arranged in order slowly; Live picture, original figure picture, graphic picture, Map Digital text screen.The travelling speed of latter two image frame, can, according to the range size of picture exhibition, take the circumstances into consideration to adjust.
Claims (9)
1. a system for operation of traffic information, is characterized in that, comprises monitoring network, central information processing device and display device; Display device comprises central information image display device and on-vehicle information image display device;
Described monitoring network, refers to overlay area road traffic and extends the network facilities covered with the closely related place of regional traffic, comprising information collecting device and information carrying means; Monitoring network, by the comprehensive monitoring to regional road traffic, gathers road traffic real-time scene and status information, and transmits the information gathered to central information processing device;
Described central information processing device, to transport information, comprise road traffic real-time scene that monitoring network provides and status information carries out understanding, integrate and processing, generate the image frame of reflection transport information and issued, provide Traffic Information for system and provide road traffic tutorial message; Release news and comprise image frame and the numeric literal auxiliary according to system requirements;
Described central information image display device, to the information that system is issued, carries out the displaying of multi-angle stage construction and utilization, carries out monitoring guidance and provide service for user to regional road traffic;
Described on-vehicle information image display device, the information of wirelessly receiving system issue, utilizes display and uses image picture information, helps user's arranged rational stroke also to carry out safety instruction to the user that goes on a journey;
Described central information processing device, according to transport information, uses four kinds of traffic image pictures of three kinds of image processing means generation systems, road traffic real-time scene and state is carried out to the description of synchronous dynamic; Four kinds of described traffic image pictures are respectively: live picture, graphic picture, original figure picture and Map Digital text screen;
Described central processing unit is also provided with data storage storehouse, the road traffic source book of deposit construction system Images uniting foundation, mainly comprise the figure start picture of fixed object in graphic picture, mobiles graph of a correspondence standard picture, meets system to the picture exhibition requirement that promptly and accurately standard is unified;
Described central processing unit is also provided with the unit getting involved control of traffic and road, and the real time status according to traffic sends instruction to traffic signals, reasonably dredges road traffic;
The Information issued of central processing unit is synchronously carried out by wireless and wired two kinds of modes.
2. the system of operation of traffic information as claimed in claim 1, it is characterized in that, the information of described monitoring network collection comprises: in pickup area on road and with the object of the closely-related not movement of road traffic, and the actual attitude of the object of movement or the information of deformation trace;
Information collecting device mainly comprises camera probe, on needing to obtain but the impact of illumination factor cannot the region of obtaining information, supports the use other information collecting device;
Described comprise refuelling station, parking lot with the closely related place of regional traffic, repair point, restaurant, hotel and scenic spot;
Gathered information is sent to central information processing device by wired or wireless mode by monitoring network.
3. the system of operation of traffic information as claimed in claim 1, it is characterized in that, described central information image display device shows live picture, graphic picture, Map Digital text screen three kinds of traffic image pictures, is annotated the road traffic of monitoring network overlay area by image frame;
Described central display unit relays the fact in main crossroads section or virtual live picture, display graphics can the graphic picture of important area of identification, display area local or region all represent the Map Digital text screen of traffic behavior by color: system according to user's specific requirement, can provide traffic image picture and Information targetedly to the central information display device that it uses;
Described central display unit is also provided with the program element using graphic picture to deduce virtual traffic scene, can verify the effect that the decision-making of traffic prediction scheme envision in advance or for commanding road traffic to provide guidance foundation;
Described central display unit is also provided with inquiry display unit, Map Digital text screen shows the scope of inquiry, numeric literal carries Referral information, by the traffic behavior picture of the road of inquiry acquisition, the simultaneously numeric literal that provides of display systems, content comprises scene analysis, state estimation and forward prediction.
4. the system of operation of traffic information as claimed in claim 1, it is characterized in that, the graphic picture of described on-vehicle information image display device display system, original figure picture, Map Digital text screen three kinds of traffic image pictures, share transport information by image frame, original figure picture is its desktop images; On-vehicle information image display device adopts speech recognition, touch screen, input through keyboard three kinds of mode image switchings;
Described display device for mounting on vehicle is also provided with guide passage functional unit, the Map Digital text screen of asked route path is provided, main place and concrete section road name is identified by a numeric literal point primary and secondary, ask the assessment of condition of road surface and traffic behavior, wagon flow average speed per hour, the time that average rate reaches the destination, route confirms; When condition possesses, the route provided is no less than two, and the average rate the fastest route that reaches the destination preferentially provides; Touch route confirms, provides this route road guide service with graphic picture;
Described display device for mounting on vehicle is also provided with road inquiry unit, the graphic picture of display inquiry roads or Map Digital text screen, with the website around numeric literal mark road or place, refuelling station, parking lot, repairs a little, restaurant, the information of one or more in hotel, scenic spot, and provide and arrive at route.
5. a method for operation of traffic information, is characterized in that, comprises following operation:
Monitoring network adopts multiple means, carries out all the period of time to the information of road and adjunct present situation traffic fact, round-the-clock, comprehensive, the covering collection of non-blind area and monitoring, and sends collection gained information to central information processing device by wired or wireless mode; With the information in the closely-related not common place of regional traffic, the mode of lending system information channel is adopted to carry out the issue of information;
Central information processing device is according to the description requirement of traffic image picture, in conjunction with holdings, according to transport information, the road traffic real-time scene mainly provided in accordance with monitoring network and the information of state, four kinds of traffic image pictures of generation system: live picture, graphic picture, original figure picture, Map Digital text screen; Wherein graphic picture is identical with the generation basic means of original figure picture;
Described live picture, refers to and carries out live broadcast or virtual live image frame to road traffic;
Described graphic picture, reference area road traffic vertical view is drawn, and describes the image frame of solid objects and mobiles and their state with figure and color and brightness and their change; What fixed object referred to that road and adjunct comprise with road traffic closely related place provides part, the traffic signals of service, mobiles to refer to road should move or the object of movement for the public;
Described original figure picture, the graphic picture drawn for source with vehicle periphery hundred meters of region real-time traffic scenes, vehicle refers to any one actual vector in the numerous carrier vehicle of on-vehicle information image display device;
Described Map Digital text screen, with the traffic behavior of color color depiction road, with the image frame of numeric literal mark Information.
6. the method for operation of traffic information as claimed in claim 5, it is characterized in that, described graphic picture, in picture, road and appendicular figure are simply illustrated, the graphics standard of similar object is unified; Road and adjunct is described by approximate color; The change of figure brightness imply that the generation of abnormal condition;
Run into above road and block, adopt the method for having an X-rayed shelter or moving shelter temporarily, show road surface, below;
In the drafting of traffic signals, red yellowish green trichromatism is the special color of traffic signals in graphic picture, and its mark is the monochromatic line segment traversing road surface, somewhere together, and the color of line segment represents restrictive matter, arrow points above line segment represents control direction, and the word table that counts down below line segment shows the control time;
Road surface and ratio of having a lot of social connections is paid the utmost attention to when describing solid objects; The foundation describing mobiles is the projection of mobiles, and with stick graphic plotting activities object, describe different mobileses by different colors, the change of bar block graphics brightness imply that the generation of abnormal condition;
Mobiles all adopts rectangular bars block graphics, arranges the fundamental figure of mobiles, and its standard is the walking projection of adult, and it comprises the activities object that projection width is less than standard; Fundamental figure can be shown as a point on screen;
In graphic picture proportion requirement object displacement and change basically identical with objective reality.
7. the method for operation of traffic information as claimed in claim 5, it is characterized in that, described original figure picture, picture is the Component units of system graphic picture; The broadcasting scope of picture, mobile change with vehicle is moved change, the figure of vehicle is positioned at relatively-stationary position below vehicle car-mounted device screen all the time, and the surrounding of vehicle figure inlays the frame of the signal safety of light tone, makes it eye-catching outstanding;
Objective reality is met on pavement of road higher than the drafting of the aspect ratio of the object on road surface in original figure picture, with the speed per hour of certain mobiles of specifying and identical period thereof by the distance in figure, confirm the road surface length of display, and the length display standard of unified original figure picture; In original figure picture, the color of mobiles belongs to homochromy, distinguishes the dissimilar of mobiles with the depth change of color;
Original figure picture is the desktop images of vehicle car-mounted device display, and vehicle shown in its desktop images is also provided with safe frame; According to vehicle with the distance of other object and mutual translational speed, determine the reaction time of safe frame and car-mounted device, setting threshold values calculation procedure, when the distance of the safe frame of other object proximity vehicles is less than the first threshold values, judge that vehicle suffers that non-safety factor disturbs, the safe frame of vehicle glimmers; When other object is less than the second threshold values close to the distance of the safe frame of vehicle further, judge that vehicle faces a danger situation, vehicle car-mounted device sends with frame flicker and pipes.
8. the method for operation of traffic information as claimed in claim 5, is characterized in that, described Map Digital text screen, by background tone, allows the pavement of road got a bird's eye view in picture present three-dimensional visual effect; The road surface of vehicle co-flow forms one and represents unit, with road to the requirement of Vehicle Speed for foundation, the vehicle fleet size held by the unit road surface specified time period of unit and the average translational speed of unit road vehicles, the traffic behavior of division unit, the corresponding a kind of color of a kind of state, lay unit road surface by color, the change of color represents that the change of real-time traffic states, system adopt unified standard divide traffic behavior and arrange corresponding color;
Pay the utmost attention to the traffic behavior on road surface when describing Map Digital text screen, the proportionate relationship of having a lot of social connections, road be interconnected situation;
Numeric literal information in map picture adopts the method adding frame to mark.
9. the method for the operation of traffic information as described in claim 5 or 8, it is characterized in that, the scope of numeric literal picture exhibition according to the map, delimit the unit road surface of unit traffic behavior: traffic behavior is arranged to five kinds, is respectively loose, normal, crowded, blocks up and block; The corresponding a kind of color of a kind of state, a kind of color lays one section of unit road surface, determines concrete traffic behavior by the wagon flow average rate on unit road surface in conjunction with vehicle fleet size; Regulation is travelled with reference to concrete road safety, formulate the five kinds of average rate indexs representing this road traffic state, when road unit road surface real-time traffic flow average rate and vehicle fleet size meet the index of setting, just show corresponding color color, the road of stopping using in picture represents with blocked state without exception.
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| CN201310123775.3A CN103218910B (en) | 2013-04-10 | 2013-04-10 | System and method for operation of traffic information |
| PCT/CN2014/075017 WO2014166394A1 (en) | 2013-04-10 | 2014-04-09 | Traffic information operation system and method |
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| CN201310123775.3A CN103218910B (en) | 2013-04-10 | 2013-04-10 | System and method for operation of traffic information |
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| CN103218910B (en) * | 2013-04-10 | 2015-06-03 | 张有彬 | System and method for operation of traffic information |
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| CN103729051B (en) * | 2013-12-19 | 2016-05-25 | 深圳市金立通信设备有限公司 | A kind of display control method and terminal |
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| CN111951582B (en) * | 2019-05-17 | 2022-12-27 | 阿里巴巴集团控股有限公司 | Road traffic data determination method, system and equipment |
| CN111833603A (en) * | 2020-07-02 | 2020-10-27 | 大唐信通(浙江)科技有限公司 | Panoramic situation perception and collaborative guiding system for vehicle-road collaboration |
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