CN104101346A - Vehicle navigation method and system - Google Patents
Vehicle navigation method and system Download PDFInfo
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- CN104101346A CN104101346A CN201310121869.7A CN201310121869A CN104101346A CN 104101346 A CN104101346 A CN 104101346A CN 201310121869 A CN201310121869 A CN 201310121869A CN 104101346 A CN104101346 A CN 104101346A
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- distance
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- refuelling station
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/34—Route searching; Route guidance
- G01C21/3453—Special cost functions, i.e. other than distance or default speed limit of road segments
- G01C21/3469—Fuel consumption; Energy use; Emission aspects
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- Radar, Positioning & Navigation (AREA)
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- Automation & Control Theory (AREA)
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Abstract
The invention discloses a vehicle navigation method which is as follows: according to the vehicle current position and a target position inputted by a user, calculating a first distance between the vehicle current position and the target position; according to the vehicle fuel tank current oil mass and vehicle unit mileage fuel consumption mass, calculating a second distance a vehicle can drive by relying on the current oil mass; judging whether the first distance is greater than the second distance; according to the judgment result, programming a path. The invention also discloses a vehicle navigation system. The vehicle navigation system can provide navigation for users in the condition of considering whether the vehicle current oil mass can reach target position inputted by the user, and the problem of vehicle breakdowns caused by lack of oil can be avoided.
Description
Technical field
The present invention relates to automotive field, particularly a kind of method and system for automobile navigation.
Background technology
Along with the development of automotive field, automatic navigator more and more adds component as vehicle in advance.Thereby give automobile driver, especially to unfamiliar the bringing great convenience property of automobile driver of road conditions.
In prior art, path planning and navigation are carried out in the destination that navigating instrument is set according to driver.But navigating instrument just provides the guiding function or the query function that arrive destination to client, and can not consider whether the existing oil mass of motor vehicle enough arrives destination, thereby may cause vehicle owing to exhausting and casting anchor at the way oil plant.
Summary of the invention
The problem that the present invention solves is to provide the method and system for automobile navigation, can arrive under the prerequisite of target location that user sets as user provides navigation in the existing oil mass of considering vehicle, thereby avoid the problem of casting anchor due to the vehicle that oil plant deficiency causes.
In order to address the above problem, on the one hand, the invention provides the method for automobile navigation, described method comprises:
According to the first distance between current location and the target location of the target location calculating vehicle of the current location of vehicle and user's input;
Calculate according to the unit mileage fuel consumption of the existing oil mass of the fuel tank of vehicle and vehicle the second distance that vehicle can rely on existing oil mass to travel;
Judge whether the first distance is greater than second distance;
Carry out path planning according to judged result.
On the other hand, the invention provides the system for automobile navigation, described system comprises:
Computing module, for calculating the first distance between current location and the target location of vehicle according to the target location of the current location of vehicle and user input; And calculate according to the unit mileage fuel consumption of the existing oil mass of the fuel tank of vehicle and vehicle the second distance that vehicle can rely on existing oil mass to travel;
Judge module, for judging whether the first distance that computing module calculates is greater than second distance;
Execution module, for carrying out path planning according to the judged result of described judge module.
Compared with prior art, can the method and system for automobile navigation of the present invention at least has the following advantages: arrive under the prerequisite of target location that user sets as user provides navigation in the existing oil mass of considering vehicle, thereby avoid the problem of casting anchor due to the vehicle that oil plant deficiency causes.
Brief description of the drawings
Fig. 1 illustrates according to the method for automobile navigation of the present invention embodiment.
Fig. 2 illustrates another embodiment according to the method for automobile navigation of the present invention.
Fig. 3 illustrates another embodiment according to the method for automobile navigation of the present invention.
Fig. 4 illustrates according to the system for automobile navigation of the present invention embodiment.
Fig. 5 illustrates another embodiment according to the system for automobile navigation of the present invention.
Embodiment
Method and system for automobile navigation is according to an embodiment of the invention described with reference to the accompanying drawings.In the following description, many details have been set forth to make person of ordinary skill in the field more fully understand the present invention.But, being apparent that for the technician in affiliated technical field, realization of the present invention can not have some in these details.In addition, should be understood that, the present invention is not limited to introduced specific embodiment.On the contrary, can consider to implement the present invention by feature below and the combination in any of key element, and no matter whether they relate to different embodiment.Therefore, use for illustrative purposes only of aspect, feature, embodiment and advantage below and should not be counted as key element or the restriction of claim, unless clearly proposed in the claims.
Fig. 1 illustrates an embodiment of the method for automobile navigation of the present invention.As shown in Figure 1, the method comprises the following steps:
Step 101, according to the first distance between current location and the target location of the target location calculating vehicle of the current location of vehicle and user's input.
Step 102, calculates according to the unit mileage fuel consumption of the existing oil mass of the fuel tank of vehicle and vehicle the second distance that vehicle can rely on existing oil mass to travel.
Step 103, judges whether the first distance is greater than second distance;
Step 104, carries out path planning according to judged result.
Fig. 2 illustrates another embodiment of the method for automobile navigation of the present invention.As shown in Figure 2, the method comprises the following steps:
Step 201, according to the first distance between current location and the target location of the target location calculating vehicle of the current location of vehicle and user's input.For example, user can for example, wish by human-computer interaction interface (touch-screen of vehicle navigation apparatus) input the target location reaching.Vehicle can pass through vehicle GPS (Global Positioning System, GPS) and obtain the current location information of vehicle, and calculates the first distance between current location and target location by vehicle-mounted electronic-controlled installation.
Step 202, calculates according to the unit mileage fuel consumption of the existing oil mass of the fuel tank of vehicle and vehicle the second distance that vehicle can rely on existing oil mass to travel.For example, vehicle can obtain existing oil mass information by the liquid level sensor in fuel tank, and calculates by electronic-controlled installation the second distance that vehicle can rely on existing oil mass to travel.
Step 203, judges whether the first distance is greater than second distance.If the determination result is YES, go to step 204; If judged result is no, go to step 208.
Step 204, obtains the positional information of the first refuelling station, and the 3rd distance of position that makes to arrive from the current location of vehicle the first refuelling station is the shortest with the distance sum of the 4th distance of the arrival target location, position from the first refuelling station.
Step 205, judges whether the 3rd distance is greater than second distance.If the determination result is YES, go to step 206; If judged result is no, go to step 209.
Step 206, obtains the positional information of the second refuelling station, and the 5th distance of position that makes to arrive from the current location of vehicle the second refuelling station is the shortest.
Step 207, taking the current location of vehicle as starting point, taking the position of the second refuelling station as terminal carries out path planning.Flow process finishes.
Step 208, taking the current location of vehicle as starting point, taking target location as terminal carries out path planning.Flow process finishes.
Step 209, taking the current location of vehicle as starting point, taking the position of the first refuelling station as terminal carries out path planning.Flow process finishes.
After step 209, can for example, route programming result be informed to the driver of vehicle by human-computer interaction interface (display screen of vehicle navigation apparatus), thereby make driver to drive toward target location or refuelling station according to the path of planning.
Fig. 3 illustrates another embodiment of the method for automobile navigation of the present invention.As shown in Figure 3, the method comprises the following steps:
Step 301, according to the first distance between current location and the target location of the target location calculating vehicle of the current location of vehicle and user's input.
Step 302, calculates according to the unit mileage fuel consumption of the existing oil mass of the fuel tank of vehicle and vehicle the second distance that vehicle can rely on existing oil mass to travel.
Step 303, judges whether the first distance is greater than second distance.If the determination result is YES, go to step 304; If judged result is no, go to step 307.
Step 304, obtains the positional information that is less than all candidates refuelling station of second distance with the distance of the current location of vehicle.
Step 305 is selected the distance selected refuelling station the shortest with the distance sum of the distance of the arrival target location, position from each candidate refuelling station that arrives the position of each candidate refuelling station from the current location of vehicle from candidate refuelling station.
Step 306, taking the current location of vehicle as starting point, taking the position of selecting refuelling station as terminal carries out path planning.Flow process finishes.
Step 307, taking the current location of vehicle as starting point, taking target location as terminal carries out path planning.Flow process finishes.
Fig. 4 illustrates an embodiment of the system for automobile navigation of the present invention.As shown in Figure 4, this system comprises:
Computing module 401, for calculating the first distance between current location and the target location of vehicle according to the target location of the current location of vehicle and user input; And calculate according to the unit mileage fuel consumption of the existing oil mass of the fuel tank of vehicle and vehicle the second distance that vehicle can rely on existing oil mass to travel.
Judge module 402, for judging whether the first distance that computing module 201 calculates is greater than second distance.
Execution module 403, for carrying out path planning according to the judged result of described judge module 402.
On the basis of the system for automobile navigation of Fig. 4, Fig. 5 illustrates another embodiment according to the system for automobile navigation of the present invention.In Fig. 5:
Execution module 403 comprises position acquisition unit, refuelling station 4031 and path planning unit 4032,
Judge module 402 also for, after position acquisition unit, refuelling station 4031 has obtained the positional information of the first refuelling station, judge that whether the 3rd distance that arrives the position of the first refuelling station from the current location of vehicle is greater than second distance.
Position acquisition unit, refuelling station 4031, for being first when being greater than second distance when the judged result of judge module 402, obtain the positional information of the first refuelling station, the 3rd distance of position that makes to arrive from the current location of vehicle the first refuelling station is the shortest with the distance sum of the 4th distance of the arrival target location, position from the first refuelling station; And for when the judged result of judge module 402 being the 3rd distance while being greater than second distance, obtain the positional information of the second refuelling station, the 5th distance of position that makes to arrive from the current location of vehicle the second refuelling station is the shortest.
Path planning unit 4032, for being the 3rd when being greater than second distance when the judged result of judge module 402, path planning is carried out as terminal in the position of the second refuelling station obtaining as starting point, taking position acquisition unit, refuelling station 4031 taking the current location of vehicle; When the judged result of judge module 402 is the first distance while being not more than second distance, taking the current location of vehicle as starting point, taking target location as terminal carries out path planning; When the judged result of judge module 402 is the 3rd distance while being not more than second distance, path planning is carried out as terminal in the position of the first refuelling station obtaining as starting point, taking position acquisition unit, refuelling station 4031 taking the current location of vehicle.
Wherein, the function of computing module 201 can be realized by electronic-controlled installation, and the function of judge module 202, position acquisition unit, refuelling station 4031 and path planning unit 4032 can be realized by the guider of vehicle.
On the basis of the system for automobile navigation of Fig. 4, the invention provides another embodiment for the system of automobile navigation.In this embodiment, execution module 403 in Fig. 4 specifically for: when the judged result of judge module 402 is that the first distance is while being greater than second distance, obtain the positional information that is less than all candidates refuelling station of second distance with the distance of the current location of vehicle, from candidate refuelling station, select the distance selected refuelling station the shortest with the distance sum of the distance of the arrival target location, position from each candidate refuelling station that arrives the position of each candidate refuelling station from the current location of vehicle, taking the current location of vehicle as starting point, taking the position of selecting refuelling station as terminal carries out path planning, when the judged result of judge module 402 is the first distance while being not more than second distance, taking the current location of vehicle as starting point, taking target location as terminal carries out path planning.
Compared with prior art, can the method and system for automobile navigation of the present invention has the following advantages: arrive under the prerequisite of target location that user sets as user provides navigation in the existing oil mass of considering vehicle, thereby avoid the problem of casting anchor due to the vehicle that oil plant deficiency causes.Particularly, at the existing low on fuel of vehicle to maintain Vehicle Driving Cycle to target location, preferentially judge whether existing oil mass is enough to maintain Vehicle Driving Cycle to making from the current location of vehicle to the shortest preferred refuelling station of total distance of target location, if can realize, the vehicle that navigates drives towards this preferred refuelling station, if still cannot realize, the vehicle that navigates drives towards nearest refuelling station, thereby can provide navigation taking best fuel oil and time economy as driver.
One of ordinary skill in the art will appreciate that: all or part of step that realizes above-mentioned each embodiment of the method can complete by the relevant hardware of programmed instruction.Aforesaid program can be stored in a computer read/write memory medium.This program, in the time carrying out, is carried out the step that comprises above-mentioned each embodiment of the method; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CDs.In the each embodiment of the method for the present invention; the sequence number of described each step can not be used for limiting the sequencing of each step; for those of ordinary skill in the art, do not paying under the prerequisite of creative work, the priority of each step is changed also within protection scope of the present invention.
In the several embodiments that provide in the application, one of ordinary skill in the art will appreciate that, disclosed system can realize by another way.For example, System Implementation mode described above is only schematically, and for example, the division of described module is only that a kind of logic function is divided, when actual realization, can have other dividing mode, the function of for example multiple modules can in conjunction with or the function of certain module can further be split.Each module in each embodiment of the application can be integrated in a processing unit, can be also that the independent physics of modules exists, also can two or more module integrations in a unit.Above-mentioned integrated module both can adopt the form of hardware to realize, and also can adopt the form of SFU software functional unit to realize.
If described integrated unit is realized and during as production marketing independently or use, can be stored in a computer read/write memory medium using the form of SFU software functional unit.Based on such understanding, the all or part of of the part that the application's technical scheme contributes to prior art in essence in other words or this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprise that some instructions (can be personal computers in order to make a computer equipment, server, or the network equipment etc.) or processor (processor) carry out all or part of step of method described in each embodiment of the application.And aforesaid storage medium comprises: various media that can be program code stored such as USB flash disk, portable hard drive, ROM (read-only memory) (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CDs.
Claims (10)
1. for a method for automobile navigation, it is characterized in that, described method comprises:
Calculate the first distance between current location and the described target location of described vehicle according to the target location of the current location of vehicle and user input;
Calculate according to the unit mileage fuel consumption of the existing oil mass of the fuel tank of described vehicle and described vehicle the second distance that described vehicle can rely on existing oil mass to travel;
Judge whether described the first distance is greater than described second distance;
Carry out path planning according to judged result.
2. according to the method for claim 1, it is characterized in that, describedly carry out path planning according to judged result and comprise:
If being described the first distance, judged result is greater than described second distance, obtain the positional information of the first refuelling station, the 3rd distance of position that makes to arrive from the current location of described vehicle described the first refuelling station is the shortest with the distance sum of the 4th distance that arrives described target location from the position of described the first refuelling station;
Judge whether described the 3rd distance is greater than described second distance;
If judged result be described the 3rd distance be greater than described second distance, obtain the positional information of the second refuelling station, make from the current location of described vehicle arrive described the second refuelling station position the 5th distance the shortest;
Taking the current location of described vehicle as starting point, taking the position of described the second refuelling station as terminal carries out path planning.
3. according to the method for claim 2, it is characterized in that, be not more than described second distance if judged result is described the 3rd distance, taking the current location of described vehicle as starting point, taking the position of described the first refuelling station as terminal carries out path planning.
4. according to the method for claim 1, it is characterized in that, describedly carry out path planning according to judged result and comprise:
Be not more than described second distance if judged result is described the first distance, carry out path planning as starting point, taking described target location as terminal taking the current location of described vehicle.
5. according to the method for claim 1, it is characterized in that, describedly carry out path planning according to judged result and comprise:
If being described the first distance, judged result is greater than described second distance, obtain the positional information that is less than all candidates refuelling station of second distance with the distance of the current location of vehicle, from described candidate refuelling station, select the distance selected refuelling station the shortest with the distance sum of distance that arrives described target location from the position of each described candidate refuelling station that arrives the position of each described candidate refuelling station from the current location of described vehicle, taking the current location of described vehicle as starting point, taking the position of described selected refuelling station as terminal carries out path planning.
6. for a system for automobile navigation, it is characterized in that, described system comprises:
Computing module, for calculating the first distance between current location and the described target location of described vehicle according to the target location of the current location of described vehicle and user input; And calculate according to the unit mileage fuel consumption of the existing oil mass of the fuel tank of described vehicle and described vehicle the second distance that described vehicle can rely on described existing oil mass to travel;
Judge module, for judging whether the first distance that described computing module calculates is greater than described second distance;
Execution module, for carrying out path planning according to the judged result of described judge module.
7. according to the system of claim 6, it is characterized in that, described execution module comprises position acquisition unit, refuelling station and path planning unit,
Described judge module also for, after described refuelling station position acquisition module has been obtained the positional information of the first refuelling station, judge that whether the 3rd distance that arrives the position of the first refuelling station from the current location of vehicle is greater than described second distance;
Position acquisition unit, refuelling station, for being described first when being greater than described second distance when the judged result of described judge module, obtain the positional information of the first refuelling station, the 3rd distance of position that makes to arrive from the current location of described vehicle described the first refuelling station is the shortest with the distance sum of the 4th distance that arrives described target location from the position of described the first refuelling station; And for when the judged result of described judge module being described the 3rd distance while being greater than described second distance, obtain the positional information of the second refuelling station, the 5th distance of position that makes to arrive from the current location of described vehicle described the second refuelling station is the shortest;
Path planning unit, for being the described the 3rd when being greater than described second distance when the judged result of described judge module, path planning is carried out as terminal in the position of the second refuelling station obtaining as starting point, taking position acquisition unit, described refuelling station taking the current location of described vehicle.
8. according to the system of claim 7, it is characterized in that,
Described path planning unit, also, for when the judged result of described judge module being described the first distance while being not more than described second distance, carries out path planning taking the current location of described vehicle as starting point, taking described target location as terminal.
9. according to the system of claim 7, it is characterized in that,
Described path planning unit, also for when the judged result of described judge module being described the 3rd distance while being not more than described second distance, path planning is carried out as terminal in the position of the first refuelling station obtaining as starting point, taking position acquisition unit, described refuelling station taking the current location of described vehicle.
10. according to the system of claim 6, it is characterized in that, described execution module specifically for,
When the judged result of described judge module is that described the first distance is while being greater than described second distance, obtain the positional information that is less than all candidates refuelling station of second distance with the distance of the current location of vehicle, from described candidate refuelling station, select the distance selected refuelling station the shortest with the distance sum of distance that arrives described target location from the position of each described candidate refuelling station that arrives the position of each described candidate refuelling station from the current location of described vehicle, taking the current location of described vehicle as starting point, taking the position of described selected refuelling station as terminal carries out path planning; When the judged result of described judge module is described the first distance while being not more than described second distance, carry out path planning as starting point, taking described target location as terminal taking the current location of described vehicle.
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| CN201310121869.7A CN104101346A (en) | 2013-04-10 | 2013-04-10 | Vehicle navigation method and system |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104406652A (en) * | 2014-11-18 | 2015-03-11 | 柳州市金旭节能科技有限公司 | Vehicle fuel metering system |
| CN104792360A (en) * | 2015-04-11 | 2015-07-22 | 成都陵川特种工业有限责任公司 | Automotive fuel tank |
| CN105346483A (en) * | 2015-11-04 | 2016-02-24 | 常州加美科技有限公司 | Man-machine interactive system for unmanned vehicle |
| CN106403966A (en) * | 2015-12-19 | 2017-02-15 | 杭州后博科技有限公司 | System and method for guaranteeing energy of travelling motor vehicle based on navigation |
| CN107351784A (en) * | 2017-06-30 | 2017-11-17 | 上海友衷科技有限公司 | A kind of information processing method and device |
| CN107381488A (en) * | 2017-07-21 | 2017-11-24 | 北京图森未来科技有限公司 | A kind of automatic oiling methods, devices and systems of vehicle |
| CN108877274A (en) * | 2018-09-23 | 2018-11-23 | 王虹 | Air navigation aid, device and terminal based on cold chain |
| CN109523706A (en) * | 2018-12-27 | 2019-03-26 | 斑马网络技术有限公司 | Group refueling method, vehicle, refueling device, fuel loading system and cloud server |
| CN112344953A (en) * | 2020-11-24 | 2021-02-09 | 广州橙行智动汽车科技有限公司 | Navigation route generation method and device |
-
2013
- 2013-04-10 CN CN201310121869.7A patent/CN104101346A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104406652A (en) * | 2014-11-18 | 2015-03-11 | 柳州市金旭节能科技有限公司 | Vehicle fuel metering system |
| CN104792360A (en) * | 2015-04-11 | 2015-07-22 | 成都陵川特种工业有限责任公司 | Automotive fuel tank |
| CN105346483A (en) * | 2015-11-04 | 2016-02-24 | 常州加美科技有限公司 | Man-machine interactive system for unmanned vehicle |
| CN105346483B (en) * | 2015-11-04 | 2018-07-17 | 常州加美科技有限公司 | A kind of man-machine interactive system of automatic driving vehicle |
| CN106403966A (en) * | 2015-12-19 | 2017-02-15 | 杭州后博科技有限公司 | System and method for guaranteeing energy of travelling motor vehicle based on navigation |
| CN107351784A (en) * | 2017-06-30 | 2017-11-17 | 上海友衷科技有限公司 | A kind of information processing method and device |
| CN107381488A (en) * | 2017-07-21 | 2017-11-24 | 北京图森未来科技有限公司 | A kind of automatic oiling methods, devices and systems of vehicle |
| CN107381488B (en) * | 2017-07-21 | 2018-12-18 | 北京图森未来科技有限公司 | A kind of automatic oiling methods, devices and systems of vehicle |
| CN108877274A (en) * | 2018-09-23 | 2018-11-23 | 王虹 | Air navigation aid, device and terminal based on cold chain |
| CN109523706A (en) * | 2018-12-27 | 2019-03-26 | 斑马网络技术有限公司 | Group refueling method, vehicle, refueling device, fuel loading system and cloud server |
| CN112344953A (en) * | 2020-11-24 | 2021-02-09 | 广州橙行智动汽车科技有限公司 | Navigation route generation method and device |
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Application publication date: 20141015 |