CN103618838B - A kind of method and system utilizing mobile terminal auxiliary to drive - Google Patents
- ️Wed Jul 13 2016
CN103618838B - A kind of method and system utilizing mobile terminal auxiliary to drive - Google Patents
A kind of method and system utilizing mobile terminal auxiliary to drive Download PDFInfo
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- CN103618838B CN103618838B CN201310692099.1A CN201310692099A CN103618838B CN 103618838 B CN103618838 B CN 103618838B CN 201310692099 A CN201310692099 A CN 201310692099A CN 103618838 B CN103618838 B CN 103618838B Authority
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Abstract
The present invention discloses a kind of method and system utilizing mobile terminal auxiliary to drive, and said method comprising the steps of: A, mobile terminal receive user instruction and obtain current position coordinates；B, acquired position coordinates is compared with the data in the traffic signs data base prestored, position coordinates acquired in judgement and in its front distance between the traffic signs of its nearest neighbours whether less than or equal to predeterminable range, the most then perform step C；C, corresponding road signs information is carried out the prompting that shows and broadcast.Pass through the inventive method, available mobile terminal reminds neighbouring road signs information in time, avoid user in the process of moving owing to the driving problem that traffic signs causes is seen or misunderstood in leakage, serve the effect that auxiliary is driven, make more convenient, the safety by bus of user.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of method and system utilizing mobile terminal auxiliary to drive.
Background technology
Along with the development of Chinese Urbanization's and popularizing of automobile, transportation problem is day by day serious, traffic jam, and frequent accidents occurs.Although the site that current road signs is arranged, set-up mode are more and more eye-catching, but there is a lot of irrational place, such as some at a high speed turnover crossing indicate the not reasonable driver of causing can not react in time and miss should crossing at a high speed up and down, bring no small trouble to driver.
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, it is an object of the invention to provide a kind of method and system utilizing mobile terminal auxiliary to drive, it is intended to solve current traffic signs and the unreasonable driver of causing is set reacts problem not in time.
Technical scheme is as follows:
A kind of method utilizing mobile terminal auxiliary to drive, wherein, said method comprising the steps of:
A, mobile terminal receive user instruction and obtain current position coordinates；
B, acquired position coordinates is compared with the data in the traffic signs data base prestored, position coordinates acquired in judgement and in its front distance between the traffic signs of its nearest neighbours whether less than or equal to predeterminable range, the most then perform step C；
C, corresponding road signs information is carried out the prompting that shows and broadcast.
The method that described mobile terminal auxiliary is driven, wherein, includes before described step A:
Pre-set and store the traffic signs data base comprising road signs information, described traffic signs data base arranges the corresponding table of traffic signs and its position coordinates.
The method that described mobile terminal auxiliary is driven, wherein, in described traffic signs data base, also storage has each traffic signs to broadcast with it corresponding table of content, and the corresponding table of each traffic signs and its traffic signs figure.
The method that described mobile terminal auxiliary is driven, wherein, described predeterminable range is the distance that current vehicle speed is multiplied by 12 seconds.
The method that described mobile terminal auxiliary is driven, wherein, described step B is particularly as follows: mate acquired position coordinates transmission to table corresponding with its position coordinates with described traffic signs in described traffic signs data base, obtain the position coordinates being positioned at this position coordinates front traffic signs away from its nearest neighbours, obtain current vehicle speed simultaneously, calculate and judge whether the distance between two positions coordinate is less than or equal to the distance that current vehicle speed is multiplied by 12 seconds, the most then performing step C.
The method that described mobile terminal auxiliary is driven, wherein, if acquired position coordinates and in its front distance between the traffic signs of its nearest neighbours more than predeterminable range, then return and perform step A.
The method that described mobile terminal auxiliary is driven, wherein, in described traffic signs data base, also storage has the traffic signs classification chart classifying traffic signs, arranges the corresponding relation of each traffic signs and its respective type in described traffic signs classification chart.
The method that described mobile terminal auxiliary is driven, wherein, described method also includes:
Receive user instruction and prestore the traffic signs type information that user selects, after obtaining current position coordinates, the traffic signs meeting the traffic signs type information selected by user in acquired position coordinates and described traffic signs data base is compared judgement.
The system of the method that described mobile terminal auxiliary is driven, wherein, described system includes:
Position coordinates acquisition module, receives user instruction for mobile terminal and obtains current position coordinates；
Multilevel iudge module, for comparing judgement by acquired position coordinates with the data in the traffic signs data base prestored；
Display and broadcast module, for carrying out, by corresponding road signs information, the prompting that shows and broadcast.
Described mobile terminal DAS (Driver Assistant System), wherein, described system also includes:
Traffic signs data base arranges module, for arranging and storing the traffic signs data base comprising road signs information.
Beneficial effect: the present invention provides a kind of method and system utilizing mobile terminal auxiliary to drive, mobile terminal is utilized to remind neighbouring road signs information in time, avoid user in the process of moving owing to the driving problem that traffic signs causes is seen or misunderstood in leakage, serve the effect that auxiliary is driven, make more convenient, the safety by bus of user.
Accompanying drawing explanation
Fig. 1 is the method flow diagram that the present invention utilizes that mobile terminal auxiliary is driven.
Fig. 2 is the method flow diagram utilizing mobile terminal auxiliary to drive in preferred embodiment.
Fig. 3 is the theory diagram that the present invention utilizes mobile terminal DAS (Driver Assistant System).
Detailed description of the invention
The present invention provides a kind of method and system utilizing mobile terminal auxiliary to drive, and for making the purpose of the present invention, technical scheme and effect clearer, clear and definite, 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, is not intended to limit the present invention.
A kind of method utilizing mobile terminal auxiliary to drive as shown in Figure 1, wherein, said method comprising the steps of:
S100, mobile terminal receive user instruction and obtain current position coordinates.
Arranging an application interface in mobile terminal, application interface is provided with and whether performs the switch that auxiliary is driven, after user clicks unlatching auxiliary driving, mobile terminal starts obtain position coordinates and perform subsequent process.
In preferred embodiment, the position coordinates acquired in mobile terminal is gps coordinate.
S200, acquired position coordinates is compared with the data in the traffic signs data base prestored, position coordinates acquired in judgement and in its front distance between the traffic signs of its nearest neighbours whether less than or equal to predeterminable range, the most then perform step S300.
Perform to need to pre-set and store the traffic signs data base comprising road signs information before auxiliary is driven, this database purchase is in the storage card of mobile terminal, described data base can comprise the road signs information of the whole city or the whole province, arranges the corresponding table of traffic signs and its position coordinates in described traffic signs data base.It is preferred that described traffic signs data base is updated also by network attached server, in order to obtain up-to-date road signs information.
In preferred embodiment, in described traffic signs data base, also storage has each traffic signs to broadcast with it corresponding table of content, and the corresponding table of each traffic signs and its traffic signs figure.When system calls certain road signs information, the broadcast content corresponding to this road signs information and traffic signs figure can be called by above-mentioned corresponding table.
In preferred embodiment, described predeterminable range is the distance that current vehicle speed is multiplied by 12 seconds.In advance 12 seconds announcement traffic identification informations, can be that driver reserves about 10 seconds make a response the time.
Above-mentioned steps S200 is preferably: acquired position coordinates transmission mated to table corresponding with its position coordinates with described traffic signs in described traffic signs data base, obtain the position coordinates being positioned at this position coordinates front traffic signs away from its nearest neighbours, obtain current vehicle speed simultaneously, calculate and judge whether the distance between two positions coordinate is less than or equal to the distance that current vehicle speed is multiplied by 12 seconds, the most then perform step S300.Mobile terminal can be by distance that twice obtains between position coordinates and calculate current vehicle speed interval time, or mobile terminal directly obtains current vehicle speed data by connections automotive system (automotive system arranges corresponding link block and vehicle speed data acquisition module) such as bluetooths.
If acquired position coordinates and in its front distance between the traffic signs of its nearest neighbours more than predeterminable range, then return and perform step S100, continue to obtain the position coordinates of mobile terminal.
In preferred embodiment, in described traffic signs data base, also storage has the traffic signs classification chart classifying traffic signs, arranges the corresponding relation of each traffic signs and its respective type in described traffic signs classification chart.
Based on this traffic signs classification chart, described method also includes:
Receive user instruction and prestore the traffic signs type information that user selects, after obtaining current position coordinates, the traffic signs meeting the traffic signs type information selected by user in acquired position coordinates and described traffic signs data base is compared judgement.I.e. user can select the traffic signs type oneself needing mobile terminal to remind as required, such as user mainly wonders the road signs information of each exit position of expressway, so user can be configured in advance, on described application interface, relative set there is a need to the traffic signs type of auxiliary prompting, options can be shown with the form of combobox, user clicks it after finding gateway, expressway flag options, and system only calls the traffic signs of gateway, expressway type of sign in the multilevel iudge stage afterwards.The most convenient for users, it also avoid the unnecessary waste of system resource.
In preferred embodiment, when system judges that travelling front one speed limit traffic signs meets multilevel iudge standard, i.e. mobile terminal by the information alert of this speed limit traffic signs to user time, simultaneity factor obtains the institute's restricted speed data in this speed limit road signs information, and the current vehicle speed that itself and system obtain is compared, if current vehicle speed is more than this restricted speed, then send overspeed prompting.
S300, corresponding road signs information is carried out the prompting that shows and broadcast.
The corresponding table of the content that broadcasts with it according to above-mentioned each traffic signs, and the corresponding table of each traffic signs and its traffic signs figure, after determining that a traffic signs meets prompting standard, transfer broadcast content corresponding to this traffic signs to play out and transfer corresponding traffic signs figure of starving and show on screen, therefore, when user drives a vehicle, mobile phone only need to be positioned over driving front and just can hear or see traffic signs information.
In preferred embodiment, when the user discover that the road signs information suggested by mobile terminal does not corresponds with the road signs information currently oneself seen, system can receive user and click the instruction of this traffic signs figure, and enter the amendment interface to this road signs information, revise this road signs information according to user instruction and amendment information is preserved to traffic flag data storehouse.Preferably, due on the run, user is difficult to be operated manually, therefore the amendment of this step road signs information can be carried out by speech recognition, such as user says " speed limit 80 is wrong ", and system inquires that whether the transport information of this speed limit 80 " is modified by user after receiving this voice and identifying？" user says after being, system is modified interface inquire that user revises content, and receive that user says afterwards " is identified after the voice of speed limit 100 " " and the information of this traffic signs is modified, replacing corresponding traffic signs figure simultaneously.
In preferred embodiment, mobile terminal also can monitor the acoustic environment in driver's cabin while auxiliary is driven, if now environmental noise is bigger, when such as in car, audible sound is bigger, then mobile terminal can tune up volume automatically when broadcast, the most also can arrange shown traffic mark figure to carry out flashing display, in order to cause the attention of user, it is to avoid user omits traffic signs information.
Being illustrated in figure 2 the preferred embodiment method flow diagram utilizing mobile terminal auxiliary to drive, step is as follows:
S1, the gps coordinate of acquisition mobile phone.Mobile phone receives user instruction and opens auxiliary driving function, starts to obtain current gps coordinate.
The data of S2 and traffic signs data base compare one by one.Acquired gps coordinate is compared with coordinate data in traffic signs data base, comparison gps coordinate and current gps coordinate is performed step S3 and judges.
Distance≤current speed per hour × 12 second between the gps coordinate value of certain record in S3, current phone gps coordinate to traffic database.If meeting above-mentioned condition, performing step S4, otherwise, returning step S1.
S4, with loudspeaker broadcast current database record " the voice message content of traffic signs ".And perform step S5 further.
S5, on mobile phone screen, show " the traffic signs figure " of current database record.
The system of the method that mobile terminal auxiliary as described in Figure 3 is driven, wherein, described system includes:
Position coordinates acquisition module 100, receives user instruction for mobile terminal and obtains current position coordinates, specifically as described in step S100.
Multilevel iudge module 200, for comparing judgement, by acquired position coordinates specifically as described in step S200 with the data in the traffic signs data base prestored.
Display and broadcast module 300, for carrying out, by corresponding road signs information, the prompting that shows and broadcast, specifically as described in step S300.
Traffic signs data base arranges module 400, for arranging and storing the traffic signs data base comprising road signs information.
The present invention provides a kind of method and system utilizing mobile terminal auxiliary to drive, mobile terminal is utilized to remind neighbouring road signs information in time, avoid user in the process of moving owing to the driving problem that traffic signs causes is seen or misunderstood in leakage, serve the effect that auxiliary is driven, make more convenient, the safety by bus of user.
It should be appreciated that the 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, all these modifications and variations all should belong to the protection domain of claims of the present invention.
Claims (5)
1. one kind utilizes the method that mobile terminal auxiliary is driven, it is characterised in that said method comprising the steps of:
A, mobile terminal receive user instruction and obtain current position coordinates；
B, acquired position coordinates is compared with the data in the traffic signs data base prestored, position coordinates acquired in judgement and in its front distance between the traffic signs of its nearest neighbours whether less than or equal to predeterminable range, the most then perform step C；
C, corresponding road signs information is carried out the prompting that shows and broadcast；
Include before described step A:
Pre-set and store the traffic signs data base comprising road signs information, described traffic signs data base arranges the corresponding table of traffic signs and its position coordinates；
In described traffic signs data base, also storage has the traffic signs classification chart classifying traffic signs, arranges the corresponding relation of each traffic signs and its respective type in described traffic signs classification chart；
In described traffic signs data base, also storage has each traffic signs to broadcast with it corresponding table of content, and the corresponding table of each traffic signs and its traffic signs figure；
Described method also includes:
Receive user instruction and prestore the traffic signs type information that user selects, after obtaining current position coordinates, the traffic signs meeting the traffic signs type information selected by user in acquired position coordinates and described traffic signs data base is compared judgement；
Current vehicle speed is that mobile terminal by the distance between twice acquisition position coordinates and calculates gained interval time；
When the user discover that the road signs information suggested by mobile terminal does not corresponds with current road signs information, receiving user and clicking the instruction of this traffic signs figure, and entering the amendment interface to this road signs information, being modified by speech recognition；
Described predeterminable range is the distance that current vehicle speed is multiplied by 12 seconds；
Described mobile terminal is for monitoring the acoustic environment in driver's cabin, according to acoustic environment automatic regulating volume；Described mobile terminal is additionally provided with the traffic mark figure for carrying out flashing display.
The method that mobile terminal the most according to claim 1 auxiliary is driven, it is characterized in that, described step B is particularly as follows: mate acquired position coordinates transmission to table corresponding with its position coordinates with described traffic signs in described traffic signs data base, obtain the position coordinates being positioned at this position coordinates front traffic signs away from its nearest neighbours, obtain current vehicle speed simultaneously, calculate and judge whether the distance between two positions coordinate is less than or equal to the distance that current vehicle speed is multiplied by 12 seconds, the most then perform step C.
The method that mobile terminal the most according to claim 1 auxiliary is driven, it is characterised in that if acquired position coordinates and in its front distance between the traffic signs of its nearest neighbours more than predeterminable range, then return and perform step A.
4. the system of the method that the mobile terminal auxiliary that a kind uses described in any one of the claims 1-3 is driven, it is characterised in that described system includes:
Position coordinates acquisition module, receives user instruction for mobile terminal and obtains current position coordinates；
Multilevel iudge module, for comparing judgement by acquired position coordinates with the data in the traffic signs data base prestored；
Display and broadcast module, for carrying out, by corresponding road signs information, the prompting that shows and broadcast.
Mobile terminal DAS (Driver Assistant System) the most according to claim 4, it is characterised in that described system also includes:
Traffic signs data base arranges module, for arranging and storing the traffic signs data base comprising road signs information.
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| CN201310692099.1A CN103618838B (en) | 2013-12-12 | 2013-12-12 | A kind of method and system utilizing mobile terminal auxiliary to drive |
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| CN201310692099.1A CN103618838B (en) | 2013-12-12 | 2013-12-12 | A kind of method and system utilizing mobile terminal auxiliary to drive |
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| WO2018187975A1 (en) * | 2017-04-12 | 2018-10-18 | 深圳市南北汽车美容有限公司 | Method for prompting driving according to road markings, and prompting system |
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| CN112172827B (en) * | 2020-06-24 | 2022-12-02 | 上汽通用五菱汽车股份有限公司 | Driving assistance system control method, device, equipment and storage medium |
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