CN105206110A - Traffic early warning method and traffic early warning system - Google Patents
Traffic early warning method and traffic early warning system Download PDFInfo
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- CN105206110A CN105206110A CN201510498901.2A CN201510498901A CN105206110A CN 105206110 A CN105206110 A CN 105206110A CN 201510498901 A CN201510498901 A CN 201510498901A CN 105206110 A CN105206110 A CN 105206110A
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Abstract
The invention discloses a traffic early warning method and a traffic early warning system. The method comprises steps that, A, a position coordinate of a user movement terminal is acquired, the position coordinate is matched with a preset traffic area graph to acquire a traffic route of the location; B, a user movement line is calculated, whether a user is crossing the traffic route is determined according to the user movement line, if yes, the user movement line is contrasted with a zebra crossing position coordinate, if not, a step C is performed; and C, whether a movement vehicle in a first preset distance from the position coordinate of the movement terminal exists on the traffic route is determined, if yes, a driving direction and a driving speed of the movement vehicle are calculated, whether the vehicle is driven towards the movement terminal and the present vehicle speed is higher than a limit speed of the road segment are determined, if yes, an alarm is sent to the movement terminal. Through the method and the system capable of processing traffic information of vehicles and pedestrians, surrounding traffic situations can be timely pre-determined by the vehicles and the pedestrians, timely alarming is realized through the system, so traffic accident prevention is realized.
Description
Technical field
the present invention relates to REID and technology of Internet of things field, particularly relate to a kind of traffic prewarning method and system.
Background technology
flourish along with car industry, automobile on road gets more and more, this also causes consequently leads to increasing of traffic hazard, motor vehicle and pedestrian, between car and car due to not understanding partner state, the traffic situation once misdeem, just may there is traffic hazard, and the current traffic hazard also not having good method for early warning and point out both parties to occur, also just cannot play the object eliminating hidden trouble of traffic.
therefore, prior art has yet to be improved and developed.
Summary of the invention
in view of above-mentioned the deficiencies in the prior art, the object of the present invention is to provide a kind of traffic prewarning method and system, be intended to solve the problem that current logistics goods cannot realize real-time follow-up and quality monitoring.
technical scheme of the present invention is as follows:
a kind of traffic prewarning method, wherein, said method comprising the steps of:
a, obtaining the position coordinates of the mobile terminal for determining user position, this position coordinates being mated with the traffic zone figure preset, draws the traffic route residing for this position coordinates;
b, calculate the current mobile alignment of user according to described mobile terminal locations coordinate, and judge whether user is crossing described traffic route according to current mobile alignment, when judging that user is crossing described traffic route, zebra stripes position coordinates on current for user mobile alignment and traffic route is compared, if comparison is inconsistent, then perform step C;
c, judge the vehicle whether described traffic route existing movement in mobile terminal locations coordinate first preset distance described in distance, if exist, then calculate travel direction and the current vehicle speed of this vehicle, and judge this vehicle heading whether be towards mobile terminal locations coordinate and current vehicle speed whether higher than the max. speed in this section, if so, then give a warning to mobile terminal.
described traffic prewarning method, wherein, described method also comprises: when described in described vehicle distances during user's the second preset distance, the RFID reader that described vehicle is preset reads the user profile in the RFID label tag that described customer mobile terminal is preset, described vehicle regulates the speed of a motor vehicle according to described user profile or sends warning, wherein, described user profile comprises age, the health status of user.
described traffic prewarning method, wherein, described vehicle regulates the speed of a motor vehicle according to described user profile or sends warning and is specially: when user profile show that described user is children, old man or this user's body have deformity, the control traffic message of described vehicle receiver current road segment, if this section is without control traffic message, then the speed of a motor vehicle is down in described second preset distance preset vehicle speed value and increases volume of blowing a whistle; If there is the control traffic message of no tooting in this section, then do flashing light prompting while the speed of a motor vehicle being down to preset vehicle speed value.
described traffic prewarning method, wherein, the RFID reader that described customer mobile terminal is preset, when apart from described vehicle the second preset distance, reads the information of vehicles in the RFID label tag that described vehicle is preset and is presented on mobile terminal screen.
described traffic prewarning method, wherein, described method comprises further: the RFID reader that the first vehicle is preset reads the information of vehicles apart from the second vehicle in this vehicle second preset distance being preset in RFID label tag, this information of vehicles is sent to system, obtain the current location information of the second vehicle after this information of vehicles of system acceptance according to described information of vehicles, and the second current vehicle position information is sent on the first vehicle shows.
described traffic prewarning method, wherein, obtains the current location information of the second vehicle according to described information of vehicles after this information of vehicles of described system acceptance.And calculate moving direction and the current vehicle speed of the second vehicle, the current location information of described second vehicle, moving direction, current vehicle speed information are sent on described first vehicle and show.
described traffic prewarning method, wherein, if described traffic route exists the vehicle of a more than movement in mobile terminal locations coordinate first preset distance described in distance, then choose vehicle successively according to described user distance from the near to the remote, calculate the travel direction of this vehicle and current vehicle speed and judge.
described traffic prewarning method, wherein, in described step B, the zebra stripes position coordinates on current for user mobile alignment and traffic route is compared, when comparison is inconsistent, then further the overpass on current for user mobile alignment and described traffic route and mistake street culvert location coordinate are compared, if comparison is inconsistent, then perform step C.
the system of described traffic prewarning method, wherein, described system comprises:
position coordinates obtains and matching module, for obtaining the position coordinates of the mobile terminal for determining user position, being mated by this position coordinates, draw the traffic route residing for this position coordinates with the traffic zone figure preset;
user's mobile alignment calculates and condition judgment module, for calculating the current mobile alignment of user according to described mobile terminal locations coordinate, and judges the state of user on described traffic route according to current mobile alignment;
vehicle-state judge module, for judging the vehicle whether described traffic route existing movement in mobile terminal locations coordinate first preset distance described in distance, and calculate travel direction and the current vehicle speed of vehicle, and determine whether to send warning to mobile terminal according to vehicle heading and speed of a motor vehicle judged result.
described traffic prewarning system, wherein, described system also comprises mobile terminal subsystem and vehicle subsystem; Described mobile terminal subsystem comprises further:
position coordinates obtains and transmitting element, for obtaining position coordinates and sending it to system;
information receiving unit, for the warning message that receiving system sends;
user information storage unit, for passing through RFID label tag storing subscriber information;
information of vehicles reading unit, for by described RFID reader apart from the information of vehicles reading described vehicle during described second distance;
described vehicle subsystem comprises further:
information of vehicles storage unit, for the RFID label tag store car information by vehicle is preset;
information of vehicles or user profile reading unit, for reading the information of vehicles of other vehicle or the user profile of user by the RFID reader on described vehicle.
information sends and receiving element, for the information of vehicles of other vehicle is sent to system, and the current location information of other vehicle of receiving system transmission.
beneficial effect: the invention provides a kind of traffic prewarning method and system, by the total system of set handling transport information and the subsystem of vehicle and pedestrian's mobile terminal, make vehicle and pedestrian can the traffic of anticipation in time around it, and achieve elimination traffic accident hidden danger by the timely early warning of system, try to forestall traffic accidents the object occurred.
Accompanying drawing explanation
fig. 1 is traffic prewarning method flow diagram in the specific embodiment of the invention.
fig. 2 is the theory diagram of traffic prewarning system composition in the specific embodiment of the invention.
fig. 3 is the theory diagram of the mobile terminal subsystem composition of traffic prewarning system in the specific embodiment of the invention.
fig. 4 is the theory diagram of the vehicle subsystem composition of traffic prewarning system in the specific embodiment of the invention.
Embodiment
the invention provides a kind of traffic prewarning method and system, for making object of the present invention, technical scheme and effect clearly, clearly, the present invention is described in more detail below.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
a kind of traffic prewarning method as shown in Figure 1, wherein, said method comprising the steps of:
s100, obtaining the position coordinates of the mobile terminal for determining user position, this position coordinates being mated with the traffic zone figure preset, draws the traffic route residing for this position coordinates.
described mobile terminal opens station-keeping mode in advance, after acquisition for mobile terminal current position coordinates, this position coordinates of system acceptance thus confirm user current location, traffic zone figure is pre-set in system, this traffic zone figure is made up of the traffic zone subgraph of the different resolution scale of multilayer, be traffic route region subgraph according to traffic route by traffic zone diagram root, traffic zone subgraph is divided into traffic route each section subgraph according to different sections of highway situation again, described traffic route each section subgraph shows the traffic lights in each section, traffic sign, traffic control, the information such as overpass/culvert.Arranging traffic zone figure according to different resolution scale like this can make system position according to the position coordinates of user fast, avoids the waste of system resource.
, calculate the current mobile alignment of user according to described mobile terminal locations coordinate, and judge whether user is crossing described traffic route according to current mobile alignment, when judging that user is crossing described traffic route, zebra stripes position coordinates on current for user mobile alignment and traffic route is compared, if comparison is inconsistent, then perform step S300.
obtain the position coordinates of mobile terminal by continuous print thus mobile alignment and the moving direction of user can be calculated, when judgement user is when crossing traffic route, whether the coordinate calculating current mobile alignment is in the zebra stripes region scope on this traffic route, when determining that the mobile alignment of user is positioned at zebra stripes scope, system transfers the traffic lights situation being currently located at this zebra stripes position, if be now in green light walk state, then do not do and react, state that no entry if be now in, then give a warning to described mobile terminal, inform that it is current for not allow current state.
in addition, when the zebra stripes position coordinates comparison on the current mobile alignment of user and traffic route is inconsistent, then further the overpass on current for user mobile alignment and described traffic route and mistake street culvert location coordinate are compared, if the mobile alignment coordinate of user is positioned at celebrate a festival overline bridge and the regional extent crossing street culvert, then illustrate that user crosses road by overline bridge or culvert, then system is not done and is reacted.
, judge the vehicle whether described traffic route existing movement in mobile terminal locations coordinate first preset distance described in distance, if exist, then calculate travel direction and the current vehicle speed of this vehicle, and judge this vehicle heading whether be towards mobile terminal locations coordinate and current vehicle speed whether higher than the max. speed in this section, if so, then give a warning to mobile terminal.
in preferred embodiment, if described traffic route exists the vehicle of a more than movement in mobile terminal locations coordinate first preset distance described in distance, then choose vehicle successively according to described user distance from the near to the remote, calculate the travel direction of this vehicle and current vehicle speed and judge.Namely vehicle heading and the speed of a motor vehicle of distance users proximal most position is first calculated, when determining that this vehicle travels towards user, then judge that the speed of a motor vehicle of this vehicle is whether under this section speed limit further, if higher than speed limit, then give a warning, it is preferred that this first preset distance refers to that limiting max. speed V limit at current road segment calculates according to during following formula [V limit × (1+0.5)] × T, main finger driver average reaction time adds the skidding time, is generally 12-15 second.
in preferred embodiment, described method also comprises: when described in described vehicle distances during user's the second preset distance, the RFID reader that described vehicle is preset reads the user profile in the RFID label tag that described customer mobile terminal is preset, described vehicle regulates the speed of a motor vehicle according to described user profile or sends warning, wherein, described user profile comprises age, the health status of user.
described vehicle and mobile terminal pre-set RFID reader and RFID label tag, and respective information is stored in respective RFID label tag, such as user stores in the label and comprises the user profile such as age of user, the physical qualification vehicle user then storage cart trade mark, driver information etc. in the label
according to above-mentioned setting, described vehicle regulates the speed of a motor vehicle according to described user profile or sends warning and is specially: when vehicle display user's information for active user is that children, old man or this user's body have deformity, then illustrate that the reaction capacity of user may be not enough, then the speed of a motor vehicle must be reduced, and further, the control traffic message of described vehicle receiver current road segment, if this section is without control traffic message, is then down to preset vehicle speed value and increases volume of blowing a whistle in described second preset distance by the speed of a motor vehicle; If there is the control traffic message of no tooting in this section, then do flashing light prompting while the speed of a motor vehicle being down to preset vehicle speed value.
on the other hand, the RFID reader that described customer mobile terminal is preset, when apart from described vehicle the second preset distance, reads the information of vehicles in the RFID label tag that described vehicle is preset and is presented on mobile terminal screen.When entering the read range of mobile terminal RFID reader, this mobile terminal RFID reader reads the information of vehicles on vehicle in pre-RFID label tag and shows, even if there is the traffic hazard of vehicle and pedestrian like this, vehicle hit-and-run, also can be very fast trace troublemaker by mobile terminal.
preferably, described method comprises further: the RFID reader that the first vehicle is preset reads the information of vehicles apart from the second vehicle in this vehicle second preset distance being preset in RFID label tag, this information of vehicles is sent to system, obtain the current location information of the second vehicle after this information of vehicles of system acceptance according to described information of vehicles, and the second current vehicle position information is sent on the first vehicle shows.
the RFID reader that Current vehicle is arranged also can read the information of vehicles in the RFID label tag near all the other on vehicle, all the other the vehicle information of vehicles obtained can be sent to total system by the subsystem of vehicle, total system obtains the positional information of all the other vehicles according to all the other vehicle information of vehicles, and positional information is sent on Current vehicle and shows.Make Current vehicle user can understand the information of vehicles of surrounding, anticipation is carried out to contingent traffic hazard.
further, the current location information of the second vehicle is obtained after this information of vehicles of described system acceptance according to described information of vehicles.And calculate moving direction and the current vehicle speed of the second vehicle, the current location information of described second vehicle, moving direction, current vehicle speed information are sent on described first vehicle and show.
also know travel direction and the speed of all the other vehicles of system-computed while knowing the position relationship of all the other vehicles simultaneously, thus enable driver accurately judge the traffic conditions of Current ambient, avoid because sight line the problem such as to block and the generation of the traffic hazard caused.Such as when the vehicle first be positioned on two road, Jie Xiang turning and vehicle second, two cars do the action of turning round towards the other side's road all simultaneously, because blocking of the objects such as corner's buildings causes two car drivers cannot understand situation on the another side road of turning, just may there is traffic hazard in this time, and by traffic prewarning system of the present invention, vehicle first and second all can read opponent vehicle information before turning round, and the position of the other side is known further by system, travel direction, the information such as the speed of a motor vehicle, thus understand the situation of turning another side in advance, then vehicle first and second just can be taked to dodge or the measure such as slow down realizes two cars smoothly and turns round, the generation avoided traffic accident.
the system of described traffic prewarning method as shown in Figure 2, wherein, described system comprises:
position coordinates obtains and matching module 100, for obtaining the position coordinates of the mobile terminal for determining user position, this position coordinates is mated with the traffic zone figure preset, draws the traffic route residing for this position coordinates, specifically as described in step S100.
user's mobile alignment calculates and condition judgment module 200, for calculating the current mobile alignment of user according to described mobile terminal locations coordinate, and judges the state of user on described traffic route, specifically as described in step S200 according to current mobile alignment.
vehicle-state judge module 300, for judging the vehicle whether described traffic route existing movement in mobile terminal locations coordinate first preset distance described in distance, and calculate travel direction and the current vehicle speed of vehicle, and determine whether to send warning, specifically as described in step S300 to mobile terminal according to vehicle heading and speed of a motor vehicle judged result.
in addition, described system also comprises mobile terminal subsystem 400 and vehicle subsystem 500; Described mobile terminal subsystem as shown in Figure 3, comprises further:
position coordinates obtains and transmitting element 410, for obtaining position coordinates and sending it to system;
information receiving unit 420, for the warning message that receiving system sends;
user information storage unit 430, for passing through RFID label tag storing subscriber information;
information of vehicles reading unit 440, for by described RFID reader apart from the information of vehicles reading described vehicle during described second distance;
described vehicle subsystem as shown in Figure 4, comprises further:
information of vehicles storage unit 510, for the RFID label tag store car information by vehicle is preset;
information of vehicles or user profile reading unit 520, for reading the information of vehicles of other vehicle or the user profile of user by the RFID reader on described vehicle.
information sends and receiving element 530, for the information of vehicles of other vehicle is sent to system, and the current location information of other vehicle of receiving system transmission.
the invention provides a kind of traffic prewarning method and system, by the total system of set handling transport information and the subsystem of vehicle and pedestrian's mobile terminal, make vehicle and pedestrian can the traffic of anticipation in time around it, and achieve elimination traffic accident hidden danger by the timely early warning of system, try to forestall traffic accidents the object occurred.
should be understood that, application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection domain that all should belong to claims of the present invention.
Claims (10)
1. a traffic prewarning method, is characterized in that, said method comprising the steps of:
A, obtaining the position coordinates of the mobile terminal for determining user position, this position coordinates being mated with the traffic zone figure preset, draws the traffic route residing for this position coordinates;
B, calculate the current mobile alignment of user according to described mobile terminal locations coordinate, and judge whether user is crossing described traffic route according to current mobile alignment, when judging that user is crossing described traffic route, zebra stripes position coordinates on current for user mobile alignment and traffic route is compared, if comparison is inconsistent, then perform step C;
C, judge the vehicle whether described traffic route existing movement in mobile terminal locations coordinate first preset distance described in distance, if exist, then calculate travel direction and the current vehicle speed of this vehicle, and judge this vehicle heading whether be towards mobile terminal locations coordinate and current vehicle speed whether higher than the max. speed in this section, if so, then give a warning to mobile terminal.
2. traffic prewarning method according to claim 1, it is characterized in that, described method also comprises: when described in described vehicle distances during user's the second preset distance, the RFID reader that described vehicle is preset reads the user profile in the RFID label tag that described customer mobile terminal is preset, described vehicle regulates the speed of a motor vehicle according to described user profile or sends warning, wherein, described user profile comprises age, the health status of user.
3. traffic prewarning method according to claim 2, it is characterized in that, described vehicle regulates the speed of a motor vehicle according to described user profile or sends warning and is specially: when user profile show that described user is children, old man or this user's body have deformity, the control traffic message of described vehicle receiver current road segment, if this section is without control traffic message, then the speed of a motor vehicle is down in described second preset distance preset vehicle speed value and increases volume of blowing a whistle; If there is the control traffic message of no tooting in this section, then do flashing light prompting while the speed of a motor vehicle being down to preset vehicle speed value.
4. traffic prewarning method according to claim 2, it is characterized in that, the RFID reader that described customer mobile terminal is preset, when apart from described vehicle the second preset distance, reads the information of vehicles in the RFID label tag that described vehicle is preset and is presented on mobile terminal screen.
5. the traffic prewarning method according to claim 2 or 4, it is characterized in that, described method comprises further: the RFID reader that the first vehicle is preset reads the information of vehicles apart from the second vehicle in this vehicle second preset distance being preset in RFID label tag, this information of vehicles is sent to system, obtain the current location information of the second vehicle after this information of vehicles of system acceptance according to described information of vehicles, and the second current vehicle position information is sent on the first vehicle shows.
6. traffic prewarning method according to claim 5, is characterized in that, obtains the current location information of the second vehicle after this information of vehicles of described system acceptance according to described information of vehicles;
And calculate moving direction and the current vehicle speed of the second vehicle, the current location information of described second vehicle, moving direction, current vehicle speed information are sent on described first vehicle and show.
7. traffic prewarning method according to claim 1, it is characterized in that, if described traffic route exists the vehicle of a more than movement in mobile terminal locations coordinate first preset distance described in distance, then choose vehicle successively according to described user distance from the near to the remote, calculate the travel direction of this vehicle and current vehicle speed and judge.
8. traffic prewarning method according to claim 1, it is characterized in that, in described step B, the zebra stripes position coordinates on current for user mobile alignment and traffic route is compared, when comparison is inconsistent, then further the overpass on current for user mobile alignment and described traffic route and mistake street culvert location coordinate are compared, if comparison is inconsistent, then perform step C.
9. have a system for traffic prewarning method arbitrary as described in claim 1-8, it is characterized in that, described system comprises:
Position coordinates obtains and matching module, for obtaining the position coordinates of the mobile terminal for determining user position, being mated by this position coordinates, draw the traffic route residing for this position coordinates with the traffic zone figure preset;
User's mobile alignment calculates and condition judgment module, for calculating the current mobile alignment of user according to described mobile terminal locations coordinate, and judges the state of user on described traffic route according to current mobile alignment;
Vehicle-state judge module, for judging the vehicle whether described traffic route existing movement in mobile terminal locations coordinate first preset distance described in distance, and calculate travel direction and the current vehicle speed of vehicle, and determine whether to send warning to mobile terminal according to vehicle heading and speed of a motor vehicle judged result.
10. traffic prewarning system according to claim 9, is characterized in that, described system also comprises
Mobile terminal subsystem and vehicle subsystem; Described mobile terminal subsystem comprises further:
Position coordinates obtains and transmitting element, for obtaining position coordinates and sending it to system;
Information receiving unit, for the warning message that receiving system sends;
User information storage unit, for passing through RFID label tag storing subscriber information;
Information of vehicles reading unit, for by described RFID reader apart from the information of vehicles reading described vehicle during described second distance;
Described vehicle subsystem comprises further:
Information of vehicles storage unit, for the RFID label tag store car information by vehicle is preset;
Information of vehicles or user profile reading unit, for reading the information of vehicles of other vehicle or the user profile of user by the RFID reader on described vehicle;
Information sends and receiving element, for the information of vehicles of other vehicle is sent to system, and the current location information of other vehicle of receiving system transmission.
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| CN201510498901.2A CN105206110B (en) | 2015-08-14 | 2015-08-14 | A kind of traffic prewarning method and system |
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| CN105206110B (en) | 2017-10-20 |
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