CN105383491A - Early-warning and monitoring method and system and mobile terminal for vehicles during driving - Google Patents
Early-warning and monitoring method and system and mobile terminal for vehicles during driving Download PDFInfo
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- CN105383491A CN105383491A CN201510727725.5A CN201510727725A CN105383491A CN 105383491 A CN105383491 A CN 105383491A CN 201510727725 A CN201510727725 A CN 201510727725A CN 105383491 A CN105383491 A CN 105383491A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 91
- 238000000034 method Methods 0.000 title claims abstract description 35
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- 238000010586 diagram Methods 0.000 description 12
- 238000005516 engineering process Methods 0.000 description 11
- 206010039203 Road traffic accident Diseases 0.000 description 7
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/08—Active safety systems predicting or avoiding probable or impending collision or attempting to minimise its consequences
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2554/00—Input parameters relating to objects
- B60W2554/80—Spatial relation or speed relative to objects
- B60W2554/801—Lateral distance
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Abstract
The invention provides an early-warning and monitoring method for vehicles during driving. The method comprises the steps of monitoring collection commands input by users when the vehicles enter the drive mode; according to the collection commands, executing distance monitoring operation in a loop mode at the interval of a pre-stored time period for obtaining the distance from the vehicle to another vehicle in front of the vehicle at the current moment; judging whether the distance from the vehicle to another vehicle in front of the vehicle at the current moment is within the early-warning distance range, and if yes, giving an alarm for reminding drivers to lower the vehicle speed for increasing the distance from the vehicle to another vehicle in a first preset reminding mode; if no, reminding the drivers about the safety between the vehicle and another vehicle in front of the vehicle in a second preset reminding mode. According to the method, by collecting the distance from the vehicle to another vehicle in front of the vehicle and reasonably controlling the distance between vehicles in the front and in the back, safety driving can be guaranteed, and there is no need to add hardware investment in the vehicles.
Description
Technical field
The invention belongs to the technical field that mobile communication and automobile merge, belong to and relate to a kind of early-warning monitoring method and system, particularly relate to a kind of early-warning monitoring method for the vehicle in travelling, system and mobile terminal.
Background technology
Find after having research institution to carry out statistical analysis to a large amount of traffic accident, rear-ended car accident accounts for 35% of the traffic accident sum of traffic accident sum.The major cause of rear-end collision is caused to be that distance between two cars keeps not enough.Therefore automobile must keep sufficient distance in motion.But due to the growth in the living standard of the people, automobile enters family, and road traffic pressure is increasing, during vehicle operating, running distance also can not be too large, too large running distance again too traffic bring pressure.Therefore, certain safe space between motorcars must be kept in vehicle traveling process.
But existing vehicle-mounted front truck radar needs to be arranged on vehicle front fixed position place in advance, and cost is high, need to do larger change to the circuit of vehicle and structure.
Therefore, how a kind of early-warning monitoring method for the vehicle in traveling, system and mobile terminal are provided, to solve in prior art because existing vehicle-mounted front truck radar needs to be arranged on vehicle front fixed position place in advance, bring cost high, need to do the many disadvantages such as larger change to the circuit of vehicle and structure, become practitioner in the art's technical matters urgently to be resolved hurrily in fact.
Summary of the invention
The shortcoming of prior art in view of the above, the object of the present invention is to provide a kind of early-warning monitoring method for the vehicle in traveling, system and mobile terminal, for solving in prior art because existing vehicle-mounted front truck radar needs to be arranged on vehicle front fixed position place in advance, bring cost high, the problem doing larger change is needed to the circuit of vehicle and structure.
For achieving the above object and other relevant objects, one aspect of the present invention provides a kind of early-warning monitoring method for the vehicle in traveling, describedly to comprise the following steps for the early-warning monitoring method of the vehicle in travelling: when the described vehicle enter driving model, the acquisition instructions of monitoring users input; According to described acquisition instructions, prestore time cycle circulation execution spacing monitoring operation to obtain the spacing of the described vehicle and another vehicle current time of traveling in its front every one; Judge the described vehicle and travel whether be in early warning distance scope in the spacing of another vehicle current time in its front, if so, then send in the first programmed alarm mode and report to the police to point out chaufeur to slow down to widen the spacing between another vehicle described; If not, then point out the vehicle described in chaufeur in the second programmed alarm mode and travel safety between another vehicle in its front.
Alternatively, the step of described execution spacing monitoring operation comprises: according to described acquisition instructions, in predetermined angular range, Real-time Collection travels the image of another vehicle current time in described vehicle front; In collected image, search the image with characteristic indication, mark described characteristic indication in the images, and record the attribute information of this characteristic indication; Calculate the described vehicle according to the attribute information of described characteristic indication and travel the spacing ratio of another vehicle in its front; According to spacing ratio and the described vehicle and the spacing travelling a moment on another vehicle in its front with the spacing of the prestore vehicle described in distance computation formulae discovery and another vehicle current time travelled in its front.
Alternatively, the attribute information of described characteristic indication is the coordinate position size of each unique point in described characteristic indication.
Alternatively, calculating the described vehicle with travelling to refer at the spacing ratio of another vehicle in its front and calculates reducing of the limit be made up of each unique point or magnification ratio according to the coordinate position size in a moment in the coordinate position size of each unique point current time and each unique point.
Alternatively, the distance computation formula prestored described in is: the spacing=described vehicle of the described vehicle with another vehicle current time travelled in its front and the spacing/spacing ratio in traveling moment on another vehicle in its front.
The present invention also provides a kind of warning monitoring system for the vehicle in traveling on the other hand, describedly to comprise for the warning monitoring system of the vehicle in travelling: monitor module, when the described vehicle enter driving model, the acquisition instructions of monitoring users input; Monitor operational module, with described monitoring model calling, for according to described acquisition instructions, prestore time cycle circulation execution spacing monitoring operation to obtain the spacing of the described vehicle and another vehicle current time of traveling in its front every one; Judge module, be connected with described monitoring operational module, for judging the described vehicle and travelling whether be in early warning distance scope in the spacing of another vehicle current time in its front, if so, then call and widen the alarm module of the spacing between another vehicle described to point out chaufeur to slow down for sending in the first programmed alarm mode to report to the police; If not, then call for pointing out the vehicle described in chaufeur in the second programmed alarm mode and travelling reminding module safe between another vehicle in its front.
Alternatively, described monitoring operational module specifically comprises: collecting unit, and for according to described acquisition instructions, in predetermined angular range, Real-time Collection travels the image of another vehicle current time in described vehicle front; Processing unit, is connected with described collecting unit, for searching the image with characteristic indication in collected image, marks described characteristic indication in the images, and records the attribute information of this characteristic indication; First calculating unit, is connected with described collecting unit and processing unit, for calculating the spacing ratio of the described vehicle and another vehicle of traveling in its front according to the attribute information of described characteristic indication; Second calculating unit, be connected with described first calculating unit, for according to spacing ratio and the described vehicle and the spacing travelling a moment on another vehicle in its front with the spacing of the prestore vehicle described in distance computation formulae discovery and another vehicle current time travelled in its front.
Alternatively, the attribute information of described characteristic indication is the coordinate position size of each unique point in described characteristic indication.
Alternatively, described first calculating unit calculates the described vehicle with travelling and to refer at the spacing ratio of another vehicle in its front and calculate reducing of the limit be made up of each unique point or magnification ratio according to the coordinate position size in a moment in the coordinate position size of each unique point current time and each unique point.
Another aspect of the invention also provides a kind of mobile terminal, and described mobile terminal comprises: touch display screen, clicks to export acquisition instructions with predetermined number of clicks for making user, treater, for when the described vehicle enter driving model, the acquisition instructions of monitoring users input, according to described acquisition instructions, prestore time cycle circulation execution spacing monitoring operation to obtain the spacing of the described vehicle and another vehicle current time of traveling in its front every one, judge the described vehicle and travel whether be in early warning distance scope in the spacing of another vehicle current time in its front, if, then send in the first programmed alarm mode and report to the police to point out chaufeur to slow down to widen the spacing between another vehicle described, if so, then point out the vehicle described in chaufeur in the second programmed alarm mode and travel safety between another vehicle in its front.
As mentioned above, the early-warning monitoring method for the vehicle in traveling of the present invention, system and mobile terminal, have following beneficial effect:
Early-warning monitoring method for the vehicle in traveling of the present invention, system and mobile terminal are by gathering the spacing judged between the vehicle and upcoming traffic instrument, both safety traffic can be ensured by the distance reasonably controlling fore-aft vehicle, also can ensure the normal operation of arteries of communication simultaneously, to alleviation traffic pressure, reduce road traffic accident of knocking into the back and have good effect, and do not need the input increasing hardware in a vehicle.
Accompanying drawing explanation
Fig. 1 is shown as the schematic perspective view of mobile terminal of the present invention.
Fig. 2 is shown as the early-warning monitoring method schematic flow sheet for the vehicle in traveling of the present invention.
Fig. 3 is shown as the idiographic flow schematic diagram for step S2 in the early-warning monitoring method of the vehicle in traveling of the present invention.
Fig. 4 is shown as the theory structure schematic diagram for the warning monitoring system of the vehicle in traveling of the present invention.
Fig. 5 is shown as the theory structure schematic diagram of monitoring operational module in the warning monitoring system for the vehicle in traveling of the present invention.
Fig. 6 is shown as the theory structure schematic diagram of mobile terminal of the present invention.
Element numbers explanation
1 move poisoning that
10 touch display screens
11 treaters
2 for the warning monitoring system of the vehicle in travelling
21 monitor module
22 monitoring operational modules
23 judge modules
24 alarm modules
25 reminding modules
221 collecting units
222 processing units
223 first calculating units
224 second calculating units
S1 ~ S3 step
S21 ~ S24 step
Detailed description of the invention
Below by way of specific instantiation, embodiments of the present invention are described, those skilled in the art the content disclosed by this specification sheets can understand other advantages of the present invention and effect easily.The present invention can also be implemented or be applied by detailed description of the invention different in addition, and the every details in this specification sheets also can based on different viewpoints and application, carries out various modification or change not deviating under spirit of the present invention.It should be noted that, when not conflicting, the feature in following examples and embodiment can combine mutually.
It should be noted that, the diagram provided in following examples only illustrates basic conception of the present invention in a schematic way, then only the assembly relevant with the present invention is shown in graphic but not component count, shape and size when implementing according to reality is drawn, it is actual when implementing, and the kenel of each assembly, quantity and ratio can be a kind of change arbitrarily, and its assembly layout kenel also may be more complicated.
Of the present inventionly utilize people's smart mobile phone on hand just smart mobile phone can be become one for the early-warning monitoring method of the vehicle, system and mobile terminal in travelling to judge leading vehicle distance instrument, the distance of timely prompting chaufeur and front truck, effectively keep the running distance of vehicle, ensure the safety of driver.
Embodiment one
The present embodiment provides a kind of for the early-warning monitoring method of the vehicle in travelling, and describedly comprises the following steps for the early-warning monitoring method of the vehicle in travelling:
When the described vehicle enter driving model, the acquisition instructions of monitoring users input;
According to described acquisition instructions, circulation performs spacing monitoring operation to obtain the spacing of the described vehicle and another vehicle current time of traveling in its front;
Judge the described vehicle and travel whether be in early warning distance scope in the spacing of another vehicle current time in its front, if so, then send in the first programmed alarm mode and report to the police to point out chaufeur to slow down to widen the spacing between another vehicle described; If not, then point out the vehicle described in chaufeur in the second programmed alarm mode and travel safety between another vehicle in its front.
Below with reference to diagram to being described in detail for the early-warning monitoring method of the vehicle in traveling described in the present embodiment.The present embodiment provides a kind of for the early-warning monitoring method of the vehicle in travelling, and is applied to the early warning and monitoring network of the mobile terminal that comprises and have touch display screen and the vehicle with this mobile terminal binding.Described mobile terminal, in the implementation of reality, comprises for smart mobile phone, panel computer, notebook PC etc. have the electronic machine of screen, refers to Fig. 1, be shown as the schematic perspective view of mobile terminal.As shown in Figure 1, described mobile terminal 1, namely smart mobile phone 1 comprises touch display screen 10, and in the implementation of reality, described electronics package is such as smart mobile phone, panel computer, notebook PC etc. have the electronic machine 1 of screen.Wherein, described touch display screen 10 provides output interface and input interface between equipment and user simultaneously.Touch display screen controller receive/send from/go to the electric signal of touch display screen 10.This touch display screen 10 exports to user's display of visually.This visual output can comprise text, figure, video and combination in any thereof.Some or all visual output can be corresponding with user-interface object, are described hereinafter by its more details.
Touch display screen 10 also accepts the input of user based on sense of touch and/or tactile contact.This touch display screen 10 forms the touch sensitive surface that accepts user's input.This touch display screen 10 and touch display screen controller (together with the module that is associated any in memory device and/or instruction set) detect contacting on touch display screen 10 (and any movement of described touch or interruption), and it is mutual the contact transformation detected to be become with the user interface object of the such as one or more soft-key buttons be presented on touch display screen 10 and so on.In one exemplary embodiment, the contact point between touch display screen 10 and user corresponds to one or more fingers of user.This touch display screen 10 can use LCD (Liquid Crystal Display) technology or LPD (light emitting polymer displays) technology, but can use other technique of display in other embodiments.Touch display screen 10 and touch display screen controller can use any one in multiple Touch technologies to detect and contact and mobile or interruption, these Touch technologies include but not limited to electric capacity, resistance, infrared and surface acoustic wave techniques, and other proximity sensor arrays, or for determining the other technologies of the one or more points contacted with touch display screen 10.User can use any suitable object or accessory, and such as stylus, finger etc., contact touch display screen 10.
Described contact/motion module detects the contact with touch display screen 10 together with touch display screen controller.This contact/motion module comprises the various component softwares for performing the various operations be associated with the contact detection with touch display screen 10, described operational example comes in contact as determined whether, determine whether this contact moves, and the movement of following the trail of on touch display screen 10, and determine whether this contact is interrupted (namely whether stopping contact).Determine that the operation of contact point movement can comprise speed (amplitude), speed (amplitude and direction) and/or the acceleration/accel (comprising amplitude and/or direction) determining contact point.In certain embodiments, contact/motion module also detects contacting on touch pad with touch display screen controller.
In the present embodiment, the smart mobile phone that described mobile terminal 1 such as presents for Fig. 1 is that example is described.Described smart mobile phone is such as installing Android operation system or iOS operating system, or the smart mobile phone of the operating system such as PalmOS, Symbian (Saipan) or BlackBerry (blackberry, blueberry) OS6.0, WindowsPhone8.
In the present embodiment, the described vehicle comprise roadlice, bus, truck etc.
Refer to Fig. 2, be shown as the early-warning monitoring method schematic flow sheet for the vehicle in traveling.As shown in Figure 2, describedly following step is specifically comprised for the early-warning monitoring method of the vehicle in travelling:
S1, when the described vehicle enter driving model, the acquisition instructions of monitoring users input.In the present embodiment, by clicking described touch display screen to input acquisition instructions with predetermined number of clicks on the touch display screen of mobile terminal with touch display screen.The arbitrary number of times that described predetermined number of clicks can be arranged for user, such as, clicks 2 times.
S2, according to described acquisition instructions, prestores time cycle circulation execution spacing monitoring operation to obtain the spacing of the described vehicle and another vehicle current time of traveling in its front every one.In the present embodiment, time cycle that prestores described in is 15S.Refer to Fig. 3, be shown as the idiographic flow schematic diagram of step S2.As shown in Figure 3, described step S2 specifically comprises following step:
S21, according to described acquisition instructions, in predetermined angular range, Real-time Collection travels the image of another vehicle current time in described vehicle front.In the present embodiment, predetermined angular range refers to the angle that can collect described traffic tool vehicle and have obvious characteristic to mark with it, such as, the image with vehicle license plate characteristic mark of another vehicle current time travelled in described vehicle front is gathered within the scope of parallel angle.
S22, searches the image with characteristic indication in collected image, marks described characteristic indication in the images, and records the attribute information of this characteristic indication.The attribute information of described characteristic indication is the coordinate position size of each unique point in described characteristic indication.Such as, the vehicle license plate characteristic mark of another vehicle travelled in front is searched in image within the scope of the parallel angle of described collection, by vehicle license plate characteristic flag tag out, and vehicle license plate characteristic mark is marked in the images, the coordinate position size of each unique point that this vehicle license plate characteristic marks.
S23, calculates the described vehicle according to the attribute information of described characteristic indication and travels the spacing ratio of another vehicle in its front.Step S3 described in the present embodiment specifically refers to and calculates reducing or magnification ratio of the limit be made up of each unique point according to the coordinate position size in a moment in the coordinate position size of each unique point current time and each unique point.Such as, a limit of the fisrt feature point of vehicle license plate characteristic mark and second feature point composition vehicle license plate characteristic mark, on the fisrt feature point of vehicle license plate characteristic mark, the coordinate position size in a moment is (X1, 0), the coordinate position size of the fisrt feature point current time of vehicle license plate characteristic mark is (X2, 0), on the second feature point of vehicle license plate characteristic mark, the coordinate position size in a moment is (X3, 0), the coordinate position size of the second feature point current time of vehicle license plate characteristic mark is (X4, 0), reducing or magnification ratio=(X4-X2)/(X3-X1) of the limit be made up of fisrt feature point and second feature point.
S24, according to spacing ratio and the described vehicle and the spacing travelling a moment on another vehicle in its front with the spacing of the prestore vehicle described in distance computation formulae discovery and another vehicle current time travelled in its front.The wherein said distance computation formula prestored is:
Spacing=described the vehicle of the described vehicle with another vehicle current time travelled in its front and the spacing/spacing ratio in traveling moment on another vehicle in its front.
S3, judge the described vehicle and travel whether be in early warning distance scope in the spacing of another vehicle current time in its front, if, then perform step S4, namely send in the first programmed alarm mode and report to the police to point out chaufeur to slow down to widen the spacing between another vehicle described; If not, then perform step S5, namely point out the vehicle described in chaufeur in the second programmed alarm mode and travel safety between another vehicle in its front.In the present embodiment, a kind of buzzer that described first programmed alarm mode can adopt user to arrange voluntarily, such as, yowl sound, the light of a kind of color that+user is arranged voluntarily, such as, redness ,+vibration prompt chaufeur slows down the spacing widened between another vehicle described.The another kind of buzzer that described second programmed alarm mode can adopt user to arrange voluntarily, such as, short song, the light of the another kind of color that+user is arranged voluntarily, such as, green, the vehicle described in prompting chaufeur and traveling safety between another vehicle in its front.But the present embodiment is not only confined to above prompting mode, every mode that can realize pointing out all can be used for the present embodiment.In the present embodiment, described early warning distance scope can be set between 40 meters and 50 meters.The running distance with front vehicles is judged by early warning distance scope, thus the driving that ensures safety.
The early-warning monitoring method for the vehicle in traveling described in the present embodiment is by gathering the spacing judged between the vehicle and upcoming traffic instrument, both safety traffic can be ensured by the distance reasonably controlling fore-aft vehicle, also can ensure the normal operation of arteries of communication simultaneously, to alleviation traffic pressure, reduce road traffic accident of knocking into the back and have good effect, and do not need the input increasing hardware in a vehicle.
Embodiment two
The present embodiment provides a kind of for the warning monitoring system of the vehicle in travelling, and describedly comprises for the warning monitoring system of the vehicle in travelling:
Monitor module, when the described vehicle enter driving model, the acquisition instructions of monitoring users input;
Monitor operational module, with described monitoring model calling, for according to described acquisition instructions, prestore time cycle circulation execution spacing monitoring operation to obtain the spacing of the described vehicle and another vehicle current time of traveling in its front every one;
Judge module, be connected with described monitoring operational module, for judging the described vehicle and travelling whether be in early warning distance scope in the spacing of another vehicle current time in its front, if so, then call and widen the alarm module of the spacing between another vehicle described to point out chaufeur to slow down for sending in the first programmed alarm mode to report to the police; If not, then call for pointing out the vehicle described in chaufeur in the second programmed alarm mode and travelling reminding module safe between another vehicle in its front.
Below with reference to diagram to being described in detail for the warning monitoring system of the vehicle in traveling described in the present embodiment.The present embodiment provides a kind of warning monitoring system 2 for the vehicle in traveling, refers to Fig. 4, is shown as the theory structure schematic diagram for the warning monitoring system of the vehicle in traveling.As shown in Figure 4, describedly to comprise for the warning monitoring system 2 of the vehicle in travelling: monitor module 21, monitoring operational module 22, judge module 23, alarm module 24 and reminding module 25.
Described monitoring module 21 for when the described vehicle enter driving model, monitoring users input acquisition instructions.In the present embodiment, by clicking described touch display screen to input acquisition instructions with predetermined number of clicks on the touch display screen of mobile terminal with touch display screen.The arbitrary number of times that described predetermined number of clicks can be arranged for user, such as, clicks 2 times.
The monitoring operational module 22 be connected with described monitoring module 21, for according to described acquisition instructions, prestores time cycle circulation execution spacing monitoring operation to obtain the spacing of the described vehicle and another vehicle current time of traveling in its front every one.In the present embodiment, time cycle that prestores described in is 15S.Refer to Fig. 5, be shown as the theory structure schematic diagram of monitoring operational module 22.As shown in Figure 5, described monitoring operational module 22 specifically comprises: collecting unit 221, processing unit 222, first calculating unit 223 and the second calculating unit 224.
Collecting unit 221 is for according to described acquisition instructions, and in predetermined angular range, Real-time Collection travels the image of another vehicle current time in described vehicle front.In the present embodiment, predetermined angular range refers to the angle that can collect described traffic tool vehicle and have obvious characteristic to mark with it, such as, the image with vehicle license plate characteristic mark of another vehicle current time travelled in described vehicle front is gathered within the scope of parallel angle.
The processing unit 222 be connected with described collecting unit 221, for searching the image with characteristic indication in collected image, marks described characteristic indication in the images, and records the attribute information of this characteristic indication.The attribute information of described characteristic indication is the coordinate position size of each unique point in described characteristic indication.Such as, the vehicle license plate characteristic mark of another vehicle travelled in front is searched in image within the scope of the parallel angle of described collection, by vehicle license plate characteristic flag tag out, and vehicle license plate characteristic mark is marked in the images, the coordinate position size of each unique point that this vehicle license plate characteristic marks.
The first calculating unit 223 be connected with described collecting unit 221 and processing unit 222 is for calculating the spacing ratio of the described vehicle and another vehicle of traveling in its front according to the attribute information of described characteristic indication.Calculate the described vehicle and the spacing ratio travelling another vehicle in its front first that time 223 calculated described in the present embodiment specifically to refer to and calculate reducing of the limit be made up of each unique point or magnification ratio according to the coordinate position size in a moment in the coordinate position size of each unique point current time and each unique point.Such as, a limit of the fisrt feature point of vehicle license plate characteristic mark and second feature point composition vehicle license plate characteristic mark, on the fisrt feature point of vehicle license plate characteristic mark, the coordinate position size in a moment is (X1, 0), the coordinate position size of the fisrt feature point current time of vehicle license plate characteristic mark is (X2, 0), on the second feature point of vehicle license plate characteristic mark, the coordinate position size in a moment is (X3, 0), the coordinate position size of the second feature point current time of vehicle license plate characteristic mark is (X4, 0), reducing or magnification ratio=(X4-X2)/(X3-X1) of the limit be made up of fisrt feature point and second feature point.
The second calculating unit 224 be connected with described first calculating unit 223 for according to spacing ratio and the described vehicle and the spacing travelling a moment on another vehicle in its front with the spacing of the prestore vehicle described in distance computation formulae discovery and another vehicle current time travelled in its front.The wherein said distance computation formula prestored is:
Spacing=described the vehicle of the described vehicle with another vehicle current time travelled in its front and the spacing/spacing ratio in traveling moment on another vehicle in its front.
The judge module 23 be connected with described monitoring operational module 22 is for judging the described vehicle and travelling whether be in early warning distance scope in the spacing of another vehicle current time in its front, if so, then call and widen the alarm module 24 of the spacing between another vehicle described to point out chaufeur to slow down for sending in the first programmed alarm mode to report to the police.If not, then call for pointing out the vehicle described in chaufeur in the second programmed alarm mode and travelling reminding module 25 safe between another vehicle in its front.In the present embodiment, a kind of buzzer that the described first programmed alarm mode that described alarm module 24 prestores can adopt user to arrange voluntarily, such as, yowl sound, the light of a kind of color that+user is arranged voluntarily, such as, red ,+vibration prompt chaufeur slows down the spacing widened between another vehicle described.The another kind of buzzer that the described second programmed alarm mode that described reminding module 25 prestores can adopt user to arrange voluntarily, such as, short song, the light of the another kind of color that+user is arranged voluntarily, such as, green, the vehicle described in prompting chaufeur and traveling safety between another vehicle in its front.But the present embodiment is not only confined to above prompting mode, every mode that can realize pointing out all can be used for the present embodiment.In the present embodiment, described early warning distance scope can be set between 40 meters and 50 meters.The running distance with front vehicles is judged by early warning distance scope, thus the driving that ensures safety.
The warning monitoring system for the vehicle in traveling described in the present embodiment is by gathering the spacing judged between the vehicle and upcoming traffic instrument, both safety traffic can be ensured by the distance reasonably controlling fore-aft vehicle, also can ensure the normal operation of arteries of communication simultaneously, to alleviation traffic pressure, reduce road traffic accident of knocking into the back and have good effect, and do not need the input increasing hardware in a vehicle.
Embodiment three
The present embodiment provides a kind of mobile terminal, and described mobile terminal comprises:
Touch display screen, clicks to export acquisition instructions with predetermined number of clicks for making user;
Treater, for when the described vehicle enter driving model, the acquisition instructions of monitoring users input, according to described acquisition instructions, prestore time cycle circulation execution spacing monitoring operation to obtain the spacing of the described vehicle and another vehicle current time of traveling in its front every one, judge the described vehicle and travel whether be in early warning distance scope in the spacing of another vehicle current time in its front, if, then send in the first programmed alarm mode and report to the police to point out chaufeur to slow down to widen the spacing between another vehicle described, if so, then point out the vehicle described in chaufeur in the second programmed alarm mode and travel safety between another vehicle in its front.
Below with reference to diagram, the mobile terminal described in the present embodiment is described in detail.Mobile terminal 1 described in the present embodiment binds together with the vehicle that will monitor.Refer to Fig. 6, be shown as the theory structure schematic diagram of mobile terminal.As shown in Figure 6, described mobile terminal 1 treater 11 that comprises touch display screen 10 and be connected with described touch display screen 10.
Described mobile terminal comprise a kind of can according in advance setting or the instruction stored, automatically numerical calculation and information processing is carried out, and there is the electronic machine of multimedia video function, it comprises but does not limit smart mobile phone, panel computer, notebook PC etc. to have the electronic machine etc. of touch screen.Touch display screen controller receive/send from/go to the electric signal of touch display screen.This touch display screen then exports to user's display of visually.This visual output can comprise text, figure, video and combination in any thereof.Some or all visual output can be corresponding with user-interface object, are described hereinafter by its more details.
Described touch display screen 10 accepts the input of user based on sense of touch and/or tactile contact.This touch display screen forms the touch sensitive surface that accepts user's input.This touch display screen and touch display screen controller (together with the module that is associated any in memory device and/or instruction set) detect contacting on touch display screen (and any movement of described touch or interruption), and it is mutual the contact transformation detected to be become with the user interface object of the such as one or more soft-key buttons be presented on touch display screen and so on.In one exemplary embodiment, the contact point between touch display screen and user corresponds to one or more fingers of user.This touch display screen can use LCD (Liquid Crystal Display) technology or LPD (light emitting polymer displays) technology, but can use other technique of display in other embodiments.Touch display screen and touch display screen controller can use any one in multiple Touch technologies to detect and contact and mobile or interruption, these Touch technologies include but not limited to electric capacity, resistance, infrared and surface acoustic wave techniques, and other proximity sensor arrays, or for determining the other technologies of the one or more points contacted with touch display screen.User can use any suitable object or accessory, and such as stylus, finger etc., contact touch display screen.
Contact/motion module detects the contact with touch display screen together with touch display screen controller.This contact/motion module comprises the various component softwares for performing the various operations be associated with the contact detection with touch display screen, described operational example comes in contact as determined whether, determine whether this contact moves, and the movement on tracking touch display screen, and determine whether this contact is interrupted (namely whether stopping contact).Determine that the operation of contact point movement can comprise speed (amplitude), speed (amplitude and direction) and/or the acceleration/accel (comprising amplitude and/or direction) determining contact point.In certain embodiments, contact/motion module also detects contacting on touch pad with touch display screen controller.In the present embodiment, described touch display screen 10 is clicked to export acquisition instructions with predetermined number of clicks for making user.Such as, predetermined number of clicks is twice.Because described mobile terminal 1 is bound with the vehicle, namely bind with the user of these vehicle, the fingerprint of user so in mobile terminal 1, must be stored, by fingerprint recognition user, namely carry out triggering collection order by the click of user.
Described treater 11 is such as the chips such as MCU or SoC in communication terminal, and it is for performing following functions:
For when the described vehicle enter driving model, the acquisition instructions of monitoring users input.In the present embodiment, by clicking described touch display screen to input acquisition instructions with predetermined number of clicks on the touch display screen of mobile terminal with touch display screen.The arbitrary number of times that described predetermined number of clicks can be arranged for user, such as, clicks 2 times.
For according to described acquisition instructions, prestore time cycle circulation execution spacing monitoring operation to obtain the spacing of the described vehicle and another vehicle current time of traveling in its front every one.First, according to described acquisition instructions, in predetermined angular range, Real-time Collection travels the image of another vehicle current time in described vehicle front.In the present embodiment, predetermined angular range refers to the angle that can collect described traffic tool vehicle and have obvious characteristic to mark with it, such as, the image with vehicle license plate characteristic mark of another vehicle current time travelled in described vehicle front is gathered within the scope of parallel angle.Then, in collected image, search the image with characteristic indication, mark described characteristic indication in the images, and record the attribute information of this characteristic indication.The attribute information of described characteristic indication is the coordinate position size of each unique point in described characteristic indication.Such as, the vehicle license plate characteristic mark of another vehicle travelled in front is searched in image within the scope of the parallel angle of described collection, by vehicle license plate characteristic flag tag out, and vehicle license plate characteristic mark is marked in the images, the coordinate position size of each unique point that this vehicle license plate characteristic marks.Then, calculate the described vehicle according to the attribute information of described characteristic indication and travel the spacing ratio of another vehicle in its front.Calculate the described vehicle and the spacing ratio travelling another vehicle in its front first that time 223 calculated described in the present embodiment specifically to refer to and calculate reducing of the limit be made up of each unique point or magnification ratio according to the coordinate position size in a moment in the coordinate position size of each unique point current time and each unique point.Such as, a limit of the fisrt feature point of vehicle license plate characteristic mark and second feature point composition vehicle license plate characteristic mark, on the fisrt feature point of vehicle license plate characteristic mark, the coordinate position size in a moment is (X1, 0), the coordinate position size of the fisrt feature point current time of vehicle license plate characteristic mark is (X2, 0), on the second feature point of vehicle license plate characteristic mark, the coordinate position size in a moment is (X3, 0), the coordinate position size of the second feature point current time of vehicle license plate characteristic mark is (X4, 0), reducing or magnification ratio=(X4-X2)/(X3-X1) of the limit be made up of fisrt feature point and second feature point.Finally according to spacing ratio and the described vehicle and the spacing travelling a moment on another vehicle in its front with the spacing of the prestore vehicle described in distance computation formulae discovery and another vehicle current time travelled in its front.The wherein said distance computation formula prestored is:
Spacing=described the vehicle of the described vehicle with another vehicle current time travelled in its front and the spacing/spacing ratio in traveling moment on another vehicle in its front.
Judge the described vehicle and travel whether be in early warning distance scope in the spacing of another vehicle current time in its front, if so, then send in the first programmed alarm mode and report to the police to point out chaufeur to slow down to widen the spacing between another vehicle described.If not, then point out the vehicle described in chaufeur in the second programmed alarm mode and travel safety between another vehicle in its front.In the present embodiment, a kind of buzzer that the described first programmed alarm mode that described treater 11 prestores can adopt user to arrange voluntarily, such as, yowl sound, the light of a kind of color that+user is arranged voluntarily, such as, red ,+vibration prompt chaufeur slows down the spacing widened between another vehicle described.The another kind of buzzer that the described second programmed alarm mode that described treater 11 prestores can adopt user to arrange voluntarily, such as, short song, the light of the another kind of color that+user is arranged voluntarily, such as, green, the vehicle described in prompting chaufeur and traveling safety between another vehicle in its front.But the present embodiment is not only confined to above prompting mode, every mode that can realize pointing out all can be used for the present embodiment.In the present embodiment, described early warning distance scope can be set between 40 meters and 50 meters.The running distance with front vehicles is judged by early warning distance scope, thus the driving that ensures safety.
In the present embodiment, described mobile terminal 3 is described for smart mobile phone.Described smart mobile phone is such as installing Android operation system or iOS operating system, or the smart mobile phone of the operating system such as PalmOS, Symbian (Saipan) or BlackBerry (blackberry, blueberry) OS6.0, WindowsPhone8.
In sum, early-warning monitoring method for the vehicle in traveling of the present invention, system and mobile terminal are by gathering the spacing judged between the vehicle and upcoming traffic instrument, both safety traffic can be ensured by the distance reasonably controlling fore-aft vehicle, also can ensure the normal operation of arteries of communication simultaneously, to alleviation traffic pressure, reduce road traffic accident of knocking into the back and have good effect, and do not need the input increasing hardware in a vehicle.So the present invention effectively overcomes various shortcoming of the prior art and tool high industrial utilization.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not for limiting the present invention.Any person skilled in the art scholar all without prejudice under spirit of the present invention and category, can modify above-described embodiment or changes.Therefore, such as have in art usually know the knowledgeable do not depart from complete under disclosed spirit and technological thought all equivalence modify or change, must be contained by claim of the present invention.
Claims (10)
1. for the early-warning monitoring method of the vehicle in travelling, it is characterized in that, describedly to comprise the following steps for the early-warning monitoring method of the vehicle in travelling:
When the described vehicle enter driving model, the acquisition instructions of monitoring users input;
According to described acquisition instructions, prestore time cycle circulation execution spacing monitoring operation to obtain the spacing of the described vehicle and another vehicle current time of traveling in its front every one;
Judge the described vehicle and travel whether be in early warning distance scope in the spacing of another vehicle current time in its front, if so, then send in the first programmed alarm mode and report to the police to point out chaufeur to slow down to widen the spacing between another vehicle described; If not, then point out the vehicle described in chaufeur in the second programmed alarm mode and travel safety between another vehicle in its front.
2. the early-warning monitoring method for the vehicle in traveling according to claim 1, is characterized in that: the step of described execution spacing monitoring operation comprises:
According to described acquisition instructions, in predetermined angular range, Real-time Collection travels the image of another vehicle current time in described vehicle front;
In collected image, search the image with characteristic indication, mark described characteristic indication in the images, and record the attribute information of this characteristic indication;
Calculate the described vehicle according to the attribute information of described characteristic indication and travel the spacing ratio of another vehicle in its front;
According to spacing ratio and the described vehicle and the spacing travelling a moment on another vehicle in its front with the spacing of the prestore vehicle described in distance computation formulae discovery and another vehicle current time travelled in its front.
3. the early-warning monitoring method for the vehicle in traveling according to claim 2, is characterized in that: the attribute information of described characteristic indication is the coordinate position size of each unique point in described characteristic indication.
4. according to claim 2 for the early-warning monitoring method of the vehicle in travelling, it is characterized in that: calculating the described vehicle with travelling to refer at the spacing ratio of another vehicle in its front and calculate reducing of the limit be made up of each unique point or magnification ratio according to the coordinate position size in a moment in the coordinate position size of each unique point current time and each unique point.
5. the early-warning monitoring method for the vehicle in traveling according to claim 2, is characterized in that:
The described distance computation formula prestored is:
Spacing=described the vehicle of the described vehicle with another vehicle current time travelled in its front and the spacing/spacing ratio in traveling moment on another vehicle in its front.
6. for the warning monitoring system of the vehicle in travelling, it is characterized in that, describedly to comprise for the warning monitoring system of the vehicle in travelling:
Monitor module, when the described vehicle enter driving model, the acquisition instructions of monitoring users input;
Monitor operational module, with described monitoring model calling, for according to described acquisition instructions, prestore time cycle circulation execution spacing monitoring operation to obtain the spacing of the described vehicle and another vehicle current time of traveling in its front every one;
Judge module, be connected with described monitoring operational module, for judging the described vehicle and travelling whether be in early warning distance scope in the spacing of another vehicle current time in its front, if so, then call and widen the alarm module of the spacing between another vehicle described to point out chaufeur to slow down for sending in the first programmed alarm mode to report to the police; If not, then call for pointing out the vehicle described in chaufeur in the second programmed alarm mode and travelling reminding module safe between another vehicle in its front.
7. the warning monitoring system for the vehicle in traveling according to claim 6, is characterized in that: described monitoring operational module specifically comprises:
Collecting unit, for according to described acquisition instructions, in predetermined angular range, Real-time Collection travels the image of another vehicle current time in described vehicle front;
Processing unit, is connected with described collecting unit, for searching the image with characteristic indication in collected image, marks described characteristic indication in the images, and records the attribute information of this characteristic indication;
First calculating unit, is connected with described collecting unit and processing unit, for calculating the spacing ratio of the described vehicle and another vehicle of traveling in its front according to the attribute information of described characteristic indication;
Second calculating unit, be connected with described first calculating unit, for according to spacing ratio and the described vehicle and the spacing travelling a moment on another vehicle in its front with the spacing of the prestore vehicle described in distance computation formulae discovery and another vehicle current time travelled in its front.
8. the warning monitoring system for the vehicle in traveling according to claim 7, is characterized in that: the attribute information of described characteristic indication is the coordinate position size of each unique point in described characteristic indication.
9. according to claim 8 for the warning monitoring system of the vehicle in travelling, it is characterized in that: described first calculating unit calculates the described vehicle with travelling and to refer at the spacing ratio of another vehicle in its front and calculate reducing of the limit be made up of each unique point or magnification ratio according to the coordinate position size in a moment in the coordinate position size of each unique point current time and each unique point.
10. a mobile terminal, is characterized in that, described mobile terminal comprises:
Touch display screen, clicks to export acquisition instructions with predetermined number of clicks for making user;
Treater, for when the described vehicle enter driving model, the acquisition instructions of monitoring users input, according to described acquisition instructions, prestore time cycle circulation execution spacing monitoring operation to obtain the spacing of the described vehicle and another vehicle current time of traveling in its front every one, judge the described vehicle and travel whether be in early warning distance scope in the spacing of another vehicle current time in its front, if, then send in the first programmed alarm mode and report to the police to point out chaufeur to slow down to widen the spacing between another vehicle described, if so, then point out the vehicle described in chaufeur in the second programmed alarm mode and travel safety between another vehicle in its front.
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