CN104359487B - A kind of real scene navigation system - Google Patents
A kind of real scene navigation system Download PDFInfo
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- CN104359487B CN104359487B CN201410637458.8A CN201410637458A CN104359487B CN 104359487 B CN104359487 B CN 104359487B CN 201410637458 A CN201410637458 A CN 201410637458A CN 104359487 B CN104359487 B CN 104359487B
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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
- G01C21/36—Input/output arrangements for on-board computers
- G01C21/3626—Details of the output of route guidance instructions
- G01C21/3647—Guidance involving output of stored or live camera images or video streams
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Abstract
The present invention provides a kind of real scene navigation system, including：Gps receiver, direction of traffic acquisition module, digital map navigation module, outdoor scene acquisition module and display module；Wherein, display module, for showing the real scene image that the outdoor scene acquisition module is collected in real time, meanwhile, show the optimal direction of traffic that the digital map navigation module is obtained in real time in the real scene image, carry out real scene navigation.With advantages below：(1) by navigation information Overlapping display to real scene image, so as to for human pilot provides intuitively navigation guide, improve the driving experience of human pilot；(2) to increased POI icons diagram and the assisting navigation function that shows of navigation way in real scene image, human pilot may be selected to start or do not start the assisting navigation function, it therefore meets the different navigation demand of human pilot, further increases navigation experience.
Description
Technical field
The invention belongs to field of navigation technology, and in particular to a kind of real scene navigation system.
Background technology
With electronic technology and expanding economy and the popularization of private car, the use of in-vehicle navigation apparatus is increasingly
Popularization.
In-vehicle navigation apparatus mainly include two parts, and a part is hardware device, mainly include gps receiver and show
Show equipment；Another part is the navigation software that can control navigational hardware equipment.By in-vehicle navigation apparatus, carried to human pilot
The information such as steam supply truck position, route calculation, voice guide, travel speed, real-time traffic, so as to aid in human pilot to drive, make
Human pilot is quickly arrived at.
However, existing navigation equipment is based only on pre-stored electronic map being navigated, human pilot is led using this
, it is necessary to the navigation information shown by electronic map to be converted into the tool for being presently in actual environment when boat equipment carries out vehicle mounted guidance
Body navigation information, just can determine that current line car direction, on the one hand, easily disperses the notice of human pilot, is unfavorable for traffic safety；
On the other hand, navigation experience is also reduced.Therefore, existing air navigation aid has been difficult to meet the demand of people.
The content of the invention
For the defect that prior art is present, the present invention provides a kind of real scene navigation system, can effectively solve the above problems.
The technical solution adopted by the present invention is as follows：
The present invention provides a kind of real scene navigation system, including：
Gps receiver, the current geographic position information of vehicle is navigated for real-time reception；
Direction of traffic acquisition module, the current direction of traffic of vehicle is navigated for acquisition in real time；
Digital map navigation module, for receiving and stores the name information of objective, with received by the gps receiver
The current geographic position information be origin, obtain the origin to the optimal navigation way of the objective, enter
And the optimal direction of traffic that vehicle present position reaches the objective is navigated described in obtaining；
Outdoor scene acquisition module, for according to presetting outdoor scene acquisition parameter, the outdoor scene in Real-time Collection its viewfinder range
Image；Wherein, the outdoor scene acquisition parameter includes collection origin, acquisition angles, collection direction, low coverage point value and remote point
Value；The collection origin is the current location point for being navigated vehicle；The collection direction is navigated vehicle described in being
Current direction of traffic；
Display module, for showing the real scene image that the outdoor scene acquisition module is collected in real time, meanwhile, in institute
State and show the optimal direction of traffic that the digital map navigation module is obtained in real time in real scene image, carry out real scene navigation.
Preferably, the outdoor scene acquisition module is to be installed on the camera for being navigated vehicle.
Preferably, the acquisition angles refer to the angle of pitch of the outdoor scene acquisition module.
Preferably, also include：Image pre-processing module, for the outdoor scene collected to the outdoor scene acquisition module
Image is pre-processed, and then, then pretreated real scene image is shown into the display module.
Preferably, the pretreatment includes：The brightness of the real scene image collected to the outdoor scene acquisition module
It is adjusted with colourity.
Preferably, by the digital map navigation module, real-time navigation map is obtained；
Also include：
POI icon databases, the corresponding relation for storing several POI name informations and POI icon informations；
POI icon setup modules, the specified POI name informations of display are needed for receiving；
Layer building module, for the real scene image that collects the outdoor scene acquisition module as lower figure layer, will
The real-time navigation map that the digital map navigation module is obtained is used as upper figure layer；Wherein, the upper figure layer be located at it is described under
The surface of figure layer；Just to the display window of the display module, the upper figure layer is located at the display module to the lower figure layer
Display window outside；
Projection model sets up module, for setting up three-dimensional system of coordinate in the figure layer where the real-time navigation map, and
Projection model is set up in the three-dimensional system of coordinate, the collection visual angle of the projection view angles of the projection model and the outdoor scene collecting device
It is identical, and the projector space of the projection model is identical with the viewfinder range of the outdoor scene collecting device；
Projection module, for setting up the projection model that module is set up using the projection model, to the real-time navigation
Map carries out projection operation, the real-time navigation map after being projected；
Judge module, for judging the real-time navigation map after the projection in, if there is the POI icons and mould be set
Specified POI name informations set by block；
Searching modul, for when the judged result of the judge module is to be, searching the POI icon databases, obtains
Specified POI icons corresponding with the specified POI name informations；
Depicting module, the searching modul institute is drawn for the correspondence position in the real-time navigation map after the projection
The described specified POI icons for finding；
Display module, the specified POI icons for the depicting module to be drawn are shown to the right of the real scene image
Position is answered, and the real scene image of the specified POI icons will have been drawn and finally shown.
Preferably, the depicting module draws the specified POI icons based on following strategy：
If POI icons display location is L with the distance between current vehicle position is navigated；
Then：Setting POI icon display size and the linear relationship between L；I.e.：L values are bigger, and POI icons show to be got over
It is small；L values are smaller, and POI icons show bigger.
Preferably, by the digital map navigation module, real-time navigation map is obtained；
Also include：
Figure layer sets up unit, for the real scene image that collects the outdoor scene acquisition module as lower figure layer, will
The real-time navigation map that the digital map navigation module is obtained is used as upper figure layer；Wherein, the upper figure layer be located at it is described under
The surface of figure layer；Just to the display window of the display module, the upper figure layer is located at the display module to the lower figure layer
Display window outside；
Projection model sets up unit, for setting up three-dimensional system of coordinate in the figure layer where the real-time navigation map, and
Projection model is set up in the three-dimensional system of coordinate, the collection visual angle of the projection view angles of the projection model and the outdoor scene collecting device
It is identical, and the projector space of the projection model is identical with the viewfinder range of the outdoor scene collecting device；
Projecting cell, for setting up the projection model that unit is set up using the projection model, to the real-time navigation
Map carries out projection operation, the real-time navigation map after being projected；
Draw unit, for the real-time navigation map after the projection in, drawn currently by pre-designed strategy of drawing
Optimal navigation way in viewfinder range；
Display module, for drawing described the optimal navigation way that unit drawn and being shown to the right of the real scene image
Position is answered, and the real scene image of the optimal navigation way will have been drawn and finally shown.
Preferably, the pre-designed strategy of drawing refers to：The width of optimal navigation way that setting is drawn, color and
Animated show effect.
The real scene navigation system that the present invention is provided, with advantages below：
(1) by navigation information Overlapping display to real scene image, so as to for human pilot provides intuitively navigation guide, carry
The driving experience of human pilot high；
(2) to increased POI icons diagram and the assisting navigation function that shows of navigation way, human pilot in real scene image
May be selected to start or do not start the assisting navigation function, it therefore meets the different navigation demand of human pilot, further improves
Navigation experience.
Brief description of the drawings
The structural representation of the real scene navigation system that Fig. 1 is provided for the present invention；
Fig. 2 is the three-dimensional system of coordinate that the present invention sets up.
Specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in detail：
As shown in figure 1, the present invention provides a kind of real scene navigation system, including：
Gps receiver, the current geographic position information of vehicle is navigated for real-time reception；
Direction of traffic acquisition module, the current direction of traffic of vehicle is navigated for acquisition in real time；
Digital map navigation module, for receiving and stores the name information of objective, with received by the gps receiver
The current geographic position information be origin, obtain the origin to the optimal navigation way of the objective, enter
And the optimal direction of traffic that vehicle present position reaches the objective is navigated described in obtaining；
Outdoor scene acquisition module, for according to presetting outdoor scene acquisition parameter, the outdoor scene in Real-time Collection its viewfinder range
Image；Wherein, the outdoor scene acquisition parameter includes collection origin, acquisition angles, collection direction, low coverage point value and remote point
Value；The collection origin is the current location point for being navigated vehicle；The collection direction is navigated vehicle described in being
Current direction of traffic；Wherein, acquisition angles refer to the angle of pitch of the outdoor scene acquisition module.
Display module, for showing the real scene image that the outdoor scene acquisition module is collected in real time, meanwhile, in institute
State and show the optimal direction of traffic that the digital map navigation module is obtained in real time in real scene image, carry out real scene navigation.
Certainly, in order to further improve navigation experience, after the real scene image that outdoor scene acquisition module collects original, can be with
Real scene image is pre-processed first, for example, the brightness, colourity to real scene image are adjusted, then, then will pretreatment
Real scene image afterwards is shown to the display module.
In the present invention, outdoor scene acquisition module can be using the camera for being installed on vehicle front, by adjusting camera
Collection direction, makes camera gather direction as human pilot direction of visual lines, is also the current direction of traffic for being navigated vehicle,
By the real scene figure of outdoor scene acquisition module Real-time Collection vehicle front, and specific navigation data is shown to the real scene
In figure, it is thereby achieved that the real scene navigation of three-dimensional reality scene, human pilot when driving, is capable of obtaining for very comfortable
Know direction of traffic, improve the navigation experience of human pilot.
The real scene navigation system that the present invention is provided, after the basic function of real scene navigation is stated in realization, according to actual needs,
All kinds of navigation miscellaneous functions can also flexibly be increased, the different driving demands of human pilot are met.The present invention leads to set
The concrete function form of miscellaneous function of navigating is not intended to limit, and two kinds of specific navigation miscellaneous functions are only introduced below：
(1) POI icons display function
POI icon display functions refer to：In the real scene image that outdoor scene acquisition module is collected, the current collection model of display
Interior POI icons are enclosed, wherein, POI icons refer to the interest icon that human pilot is pre-seted, for example, dining room icon, burgery
Icon, charging station icon, gas station's icon, hospital's icon, supermarket's icon or toilet icon etc.；Also, the display of POI icons
Position is corresponding building in real scene image, for example, when driving, if hospital occur in current real scene image built
Thing is built, then the emphasis display hospital icon on the hospital architecture thing, that is to say, that realize POI icons with outdoor scene building
Matching display, so that human pilot can rapidly navigate to building interested.Specifically, being realized by following technology：
POI icon databases, the corresponding relation for storing several POI name informations and POI icon informations；POI schemes
Mark database according to actual needs, can regularly update, and be continuously added all kinds of human pilots POI icons interested.Additionally, this hair
The bright specific design pattern to POI icons is not also limited, as long as can realize by observing POI icons, you can quickly make one to obtain
The POI titles representated by it are known, for example, for the POI icons of burgery, can be designed as a figure for hamburger
Piece；For the POI icons in dining room, the picture of knife and fork is can be designed as；For the POI icons of supermarket, a purchase is can be designed as
The picture of thing car.
POI icon setup modules, the specified POI name informations of display are needed for receiving；That is, due to POI figures
The corresponding relation of substantial amounts of POI name informations and POI icon informations is stored in mark database, and is directed to the specific need of driver
Will, if sometime, its demand is a gas station near quick navigating to, then by POI icon setup modules, set
The specified POI name informations for needing display are gas station, then in subsequent process, only can position and show annex gas station
POI icons.
Layer building module, for the real scene image that collects the outdoor scene acquisition module as lower figure layer, will
The real-time navigation map that the digital map navigation module is obtained is used as upper figure layer；Wherein, the upper figure layer be located at it is described under
The surface of figure layer；Just to the display window of the display module, the upper figure layer is located at the display module to the lower figure layer
Display window outside；
Projection model sets up module, for setting up three-dimensional system of coordinate in the figure layer where the real-time navigation map, and
Projection model is set up in the three-dimensional system of coordinate, the collection visual angle of the projection view angles of the projection model and the outdoor scene collecting device
It is identical, and the projector space of the projection model is identical with the viewfinder range of the outdoor scene collecting device；
Projection module, for setting up the projection model that module is set up using the projection model, to the real-time navigation
Map carries out projection operation, the real-time navigation map after being projected；
Because the original real-time navigation map and real scene image of digital map navigation module output be not under the same coordinate system, because
This, is for a certain identical element, for example, hospital A, the outdoor scene in the virtual element of original real-time navigation map and real scene image
Element cannot overlap, and cause to be difficult to real-time navigation map and real scene image are carried out into efficient association.Therefore, in the present invention, to original
The real-time navigation map of beginning carries out above-mentioned projection operation, so that the real-time navigation map after projection is carried out effectively with real scene image
Association, and the lower floor of real scene image is located at due to the real-time navigation map after projection, it is thereby achieved that real-time navigation map and reality
The effect that the identical element of scape image overlaps, for example, a certain hospital architecture thing shown on real scene image, with real-time navigation map
In hospital architecture thing overlap.
Judge module, for judging the real-time navigation map after the projection in, if there is the POI icons and mould be set
Specified POI name informations set by block；
Searching modul, for when the judged result of the judge module is to be, searching the POI icon databases, obtains
Specified POI icons corresponding with the specified POI name informations；
Depicting module, the searching modul institute is drawn for the correspondence position in the real-time navigation map after the projection
The described specified POI icons for finding；Wherein, can be set it is different draw strategy, draw specified POI icons in correspondence position,
For example, it is L to set POI icons display location with the distance between current vehicle position is navigated；Then：Setting POI icons show greatly
Linear relationship small and between L；I.e.：L values are bigger, and POI icons show smaller；L values are smaller, and POI icons show bigger.
Display module, the specified POI icons for the depicting module to be drawn are shown to the right of the real scene image
Position is answered, and the real scene image of the specified POI icons will have been drawn and finally shown.
Because the real-time navigation map after projection is completely corresponding with the upper and lower element of real scene image, therefore, on real-time navigation ground
A certain position A in figure draws specified POI icons, you can the specified POI icons that will be drawn are shown on real scene image, so that
Realize POI icons and outdoor scene building matches display, facilitates human pilot to navigate to building interested rapidly.
(2) navigation way display function
Navigation way display function refers to：In the real scene image that outdoor scene acquisition module is collected, the current collection of display
In the range of navigation way, also, on the shown stackable corresponding road to real scene image of navigation way, so as to conveniently drive
Sail personnel and intuitively know direction of traffic, arrive at rapidly.Specifically, being realized by following technology：
Figure layer sets up unit, for the real scene image that collects the outdoor scene acquisition module as lower figure layer, will
The real-time navigation map that the digital map navigation module is obtained is used as upper figure layer；Wherein, the upper figure layer be located at it is described under
The surface of figure layer；Just to the display window of the display module, the upper figure layer is located at the display module to the lower figure layer
Display window outside；
Projection model sets up unit, for setting up three-dimensional system of coordinate in the figure layer where the real-time navigation map, and
Projection model is set up in the three-dimensional system of coordinate, the collection visual angle of the projection view angles of the projection model and the outdoor scene collecting device
It is identical, and the projector space of the projection model is identical with the viewfinder range of the outdoor scene collecting device；
Projecting cell, for setting up the projection model that unit is set up using the projection model, to the real-time navigation
Map carries out projection operation, the real-time navigation map after being projected；
Draw unit, for the real-time navigation map after the projection in, drawn currently by pre-designed strategy of drawing
Optimal navigation way in viewfinder range；Wherein, pre-designed strategy of drawing is included but is not limited to：What setting was drawn most preferably leads
The width of air route line, color and animated show effect etc., so as to improve the visual experience degree and navigation fidelity of driver.
Display module, for drawing described the optimal navigation way that unit drawn and being shown to the right of the real scene image
Position is answered, and the real scene image of the optimal navigation way will have been drawn and finally shown.
For the fidelity that prominent navigation way shows, navigation way can be shown in the form of road, that is to say, that navigation
Route have a width wider, such as 3~6 centimetres, therefore, if by navigation way include it is true in real scene image
On road, there is the deficiency that navigation way blocks real roads, therefore, it can for navigation way to be shown to sky, with realistic picture
Real roads as in are symmetrical above and below.The process of implementing is：
If not carrying out navigation way upset, need to set up three-dimensional system of coordinate as shown in Figure 2, now, eye position position
In origin, projecting direction is Z axis negative direction, and the navigation way of display is perpendicular to sight line；And navigation road is carried out if desired
Line overturns, then projecting direction is rotated into 270 degree along X-axis, by navigation way rotate on the upside of eyes and with the horizontal plane of sight line
A parallel plane, you can realize the effect among navigation way floating on high.
It is emphasized that in the present invention, the figure layer being related in navigation way display function sets up unit, scheme with POI
Layer building module in mark display function, can be realized, it is also possible to by two functional module realities by One function module
Existing, the present invention is not intended to limit to this.Unit, projecting cell are set up for projection model, unit is drawn and is built with projection model respectively
The relation of formwork erection block, projection module and depicting module, and figure layer to set up unit identical with the relation of layer building module, no longer go to live in the household of one's in-laws on getting married
State.
In sum, the real scene navigation system that the present invention is provided, with advantages below：
(1) by navigation information Overlapping display to real scene image, so as to for human pilot provides intuitively navigation guide, carry
The driving experience of human pilot high；
(2) to increased POI icons diagram and the assisting navigation function that shows of navigation way, human pilot in real scene image
May be selected to start or do not start the assisting navigation function, it therefore meets the different navigation demand of human pilot, further improves
Navigation experience.
(3) in technology realization, have the advantages that implementation process is simple, configuration complexity is low, the speed of service is fast, Ke Yiying
For onboard navigation system, it is also possible to as APP, the terminal devices such as mobile phone are installed to, with the flexile advantage of use.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
Depending on protection scope of the present invention.
Claims (6)
1. a kind of real scene navigation system, it is characterised in that including：
Gps receiver, the current geographic position information of vehicle is navigated for real-time reception；
Direction of traffic acquisition module, the current direction of traffic of vehicle is navigated for acquisition in real time；
Digital map navigation module, for receiving and stores the name information of objective, with the institute received by the gps receiver
Current geographic position information is stated for origin, the origin to the optimal navigation way of the objective is obtained, and then obtain
Obtain the optimal direction of traffic for being navigated the vehicle present position arrival objective；
Outdoor scene acquisition module, for according to presetting outdoor scene acquisition parameter, the real scene image in Real-time Collection its viewfinder range；
Wherein, the outdoor scene acquisition parameter includes collection origin, acquisition angles, collection direction, low coverage point value and long distance point value；It is described
Collection origin is the current location point for being navigated vehicle；The collection direction is the current line for being navigated vehicle
Car direction；
Display module, for showing the real scene image that the outdoor scene acquisition module is collected in real time, meanwhile, in the reality
The optimal direction of traffic that the digital map navigation module is obtained is shown in scape image in real time, real scene navigation is carried out；
Also include：Image pre-processing module, it is pre- for being carried out to the real scene image that the outdoor scene acquisition module is collected
Treatment, then, then is shown to the display module by pretreated real scene image；
The pretreatment includes：The brightness of the real scene image collected to the outdoor scene acquisition module and colourity are adjusted
It is whole；
By the digital map navigation module, real-time navigation map is obtained；
Also include：
POI icon databases, the corresponding relation for storing several POI name informations and POI icon informations；
POI icon setup modules, the specified POI name informations of display are needed for receiving；
Layer building module, for the real scene image that collects the outdoor scene acquisition module as lower figure layer, will be described
The real-time navigation map that digital map navigation module is obtained is used as upper figure layer；Wherein, the upper figure layer is located at the lower figure layer
Surface；Just to the display window of the display module, the upper figure layer is located at the aobvious of the display module to the lower figure layer
Show the outside of window；
Projection model sets up module, for setting up three-dimensional system of coordinate in the figure layer where the real-time navigation map, and at this
Projection model is set up in three-dimensional system of coordinate, the collection visual angle phase of the projection view angles of the projection model and the outdoor scene collecting device
Together, and the projector space of the projection model is identical with the viewfinder range of the outdoor scene collecting device；
Projection module, for setting up the projection model that module is set up using the projection model, to the real-time navigation map
Projection operation is carried out, the real-time navigation map after being projected；
Judge module, for judging the real-time navigation map after the projection in, if there is the POI icons setup module institute
The specified POI name informations for setting；
Searching modul, for when the judged result of the judge module is to be, searching the POI icon databases, obtain with
The corresponding specified POI icons of the specified POI name informations；
Depicting module, draws the searching modul and is searched for the correspondence position in the real-time navigation map after the projection
The described specified POI icons for arriving；
The display module, the specified POI icons for being additionally operable to be drawn the depicting module are shown to the real scene image
Correspondence position, and the real scene image of the specified POI icons will have been drawn finally shown.
2. real scene navigation system according to claim 1, it is characterised in that the outdoor scene acquisition module is described to be installed on
It is navigated the camera of vehicle.
3. real scene navigation system according to claim 1, it is characterised in that the acquisition angles refer to the outdoor scene collection mould
The angle of pitch of block.
4. real scene navigation system according to claim 1, it is characterised in that the depicting module is drawn based on following strategy
The specified POI icons：
If POI icons display location is L with the distance between current vehicle position is navigated；
Then：Setting POI icon display size and the linear relationship between L；I.e.：L values are bigger, and POI icons show smaller；L
Value is smaller, and POI icons show bigger.
5. a kind of real scene navigation system, it is characterised in that including：
Gps receiver, the current geographic position information of vehicle is navigated for real-time reception；
Direction of traffic acquisition module, the current direction of traffic of vehicle is navigated for acquisition in real time；
Digital map navigation module, for receiving and stores the name information of objective, with the institute received by the gps receiver
Current geographic position information is stated for origin, the origin to the optimal navigation way of the objective is obtained, and then obtain
Obtain the optimal direction of traffic for being navigated the vehicle present position arrival objective；
Outdoor scene acquisition module, for according to presetting outdoor scene acquisition parameter, the real scene image in Real-time Collection its viewfinder range；
Wherein, the outdoor scene acquisition parameter includes collection origin, acquisition angles, collection direction, low coverage point value and long distance point value；It is described
Collection origin is the current location point for being navigated vehicle；The collection direction is the current line for being navigated vehicle
Car direction；
Display module, for showing the real scene image that the outdoor scene acquisition module is collected in real time, meanwhile, in the reality
The optimal direction of traffic that the digital map navigation module is obtained is shown in scape image in real time, real scene navigation is carried out；
Also include：Image pre-processing module, it is pre- for being carried out to the real scene image that the outdoor scene acquisition module is collected
Treatment, then, then is shown to the display module by pretreated real scene image；
The pretreatment includes：The brightness of the real scene image collected to the outdoor scene acquisition module and colourity are adjusted
It is whole；
By the digital map navigation module, real-time navigation map is obtained；
Also include：
Figure layer sets up unit, for the real scene image that collects the outdoor scene acquisition module as lower figure layer, will be described
The real-time navigation map that digital map navigation module is obtained is used as upper figure layer；Wherein, the upper figure layer is located at the lower figure layer
Surface；Just to the display window of the display module, the upper figure layer is located at the aobvious of the display module to the lower figure layer
Show the outside of window；
Projection model sets up unit, for setting up three-dimensional system of coordinate in the figure layer where the real-time navigation map, and at this
Projection model is set up in three-dimensional system of coordinate, the collection visual angle phase of the projection view angles of the projection model and the outdoor scene collecting device
Together, and the projector space of the projection model is identical with the viewfinder range of the outdoor scene collecting device；
Projecting cell, for setting up the projection model that unit is set up using the projection model, to the real-time navigation map
Projection operation is carried out, the real-time navigation map after being projected；
Draw unit, for the real-time navigation map after the projection in, by it is pre-designed draw strategy and draw currently find a view
In the range of optimal navigation way；
The display module, is additionally operable to draw described the optimal navigation way that unit drawn and be shown to the real scene image
Correspondence position, and the real scene image of the optimal navigation way will have been drawn finally shown.
6. real scene navigation system according to claim 5, it is characterised in that the pre-designed strategy of drawing refers to：If
Put width, color and the animated show effect of the optimal navigation way drawn.
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| CN104833368A (en) * | 2015-05-12 | 2015-08-12 | 寅家电子科技（上海）有限公司 | Live-action navigation system and method |
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