CN102322869A - Display method of projection vehicle navigation, device and system thereof - Google Patents
Display method of projection vehicle navigation, device and system thereof Download PDFInfo
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- CN102322869A CN102322869A CN201110244539A CN201110244539A CN102322869A CN 102322869 A CN102322869 A CN 102322869A CN 201110244539 A CN201110244539 A CN 201110244539A CN 201110244539 A CN201110244539 A CN 201110244539A CN 102322869 A CN102322869 A CN 102322869A
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Abstract
The embodiment of the invention discloses a projection vehicle navigation display method, comprising: acquiring an intersection of the horizontal sight line of a driver and a front windshield; generating navigation information on current location of a vehicle according to a GPS (global positioning system) signal; projecting the navigation information on the inner side of the front windshield near the intersection through a projector. The embodiment of the invention also discloses a projection vehicle navigation device and system. According to the invention, the navigation information is projected on the inner side of the front windshield by means of projection, so that the driver can get the navigation information while paying attention to the road conditions ahead, and the driving safety of the driver is enhanced.
Description
Technical field
The present invention relates to a kind of navigation field, relate in particular to a kind of projection vehicle mounted guidance display packing, Apparatus and system.
Background technology
Present navigator, (Global Positioning System GPS) navigates generally to be based on GPS.In vehicle mounted guidance; The GPS navigation equipment that the user uses can be personal digital assistant (Personal Digital Assistant; PNA), electronic equipment such as portable terminal, MP3, MP4, electronics wrist formula equipment and all kinds of miniature electronic instrument, the GPS navigation system is housed in the equipment.In when navigation, the departure place that system is selected according to the user, destination, via ground, avoid ground according to corresponding navigation path planning principle, for example highway is preferential, shortest time principle, shortest distance principle etc. calculate a bar navigation path.In the vehicle ' process; The gps signal that system receives according to gps receiver on the equipment; Confirm navigation object present located position, moving direction, speed etc., be combined into the guidance path that the user calculates, the user is navigated according to the system electronic map datum.
The onboard navigation system of current application is loaded on the automobile.Be subject to the automobile free space, the display screen of in-vehicle navigation apparatus is smaller.Under the situation that does not influence driver's sight line; The display screen operated by rotary motion of in-vehicle navigation apparatus is on the instrument panel in the middle of driver's seat and the right front seat; Or support with universal stand and to be placed on the control desk top, when the driver wants to watch display information, need in the control bearing circle, divert sb.'s attention.This measure causes driver's inconvenience of driving a vehicle, and disperses driver's notice, has a strong impact on traffic safety.
Summary of the invention
Embodiment of the invention technical matters to be solved is, a kind of projection vehicle mounted guidance display packing, Apparatus and system are provided, and can navigation information be projected in the front windshield inboard through the mode of projection.
In order to solve the problems of the technologies described above, the embodiment of the invention provides a kind of projection vehicle mounted guidance display packing, comprising:
Obtain the joint that the driver looks squarely sight line and front windshield;
According to gps signal, generate the navigation information of vehicle current location;
Through projection arrangement that near the front windshield that said navigation information projects to the said joint is inboard.
Said through projection arrangement that near the front windshield that said navigation information projects to the said joint is inboard, the output mode of described navigation information comprises: map show navigator pattern and real scene navigation pattern outside window, wherein:
Under described map show navigator pattern, the navigation information of output comprises electronic chart and route guidance information;
Under the described pattern of real scene navigation outside window, the navigation information of output comprises the route guidance arrow mark, and suits with front window outdoor scene.
The implementation that said route guidance arrow mark and front window outdoor scene suit is:
Obtain current absolute position of vehicle and current driving direction according to gps signal; Call electronic map data and calculate the coincide point that human eye sees through the navigation information of outdoor scene that front windshield sees and institute's projection, said route guidance arrow mark is projected to the coincide point place.
In addition, said projection vehicle mounted guidance display packing can also comprise:
Obtain the angle of inclination and the radian information of near the front windshield of joint;
According to the angle of inclination and the radian information of front windshield, navigation information is amplified, dwindles, stretches or shrinks adjustment.
Said through projection arrangement that near the front windshield that said navigation information projects to the said joint is inboard, wherein: near the front windshield the said joint is equipped with liquid crystal material.
Correspondingly, the embodiment of the invention also provides a kind of projection on-vehicle navigation apparatus, and said device comprises:
The joint acquisition module is used to obtain the joint that the driver looks squarely sight line and front windshield;
Memory module is used to store the navigation application data;
Navigation module is used to calculate guidance path, generates the navigation information of vehicle current location;
Output module, near the front windshield that is used for projecting to the said joint through the navigation information that projection arrangement generates said navigation module is inboard.
The output mode of navigation information that said output module is exported comprises: map show navigator pattern and real scene navigation pattern outside window, wherein:
Under described map show navigator pattern, the navigation information of output comprises electronic chart and route guidance information;
Under the described pattern of real scene navigation outside window, the navigation information of output comprises the route guidance arrow mark, and suits with front window outdoor scene.
The implementation that said route guidance arrow mark and front window outdoor scene suit is:
Obtain current absolute position of vehicle and current driving direction according to gps signal; Call electronic map data and calculate the coincide point that human eye sees through the navigation information of outdoor scene that front windshield sees and institute's projection, said route guidance arrow mark is projected to the coincide point place.
Said projection on-vehicle navigation apparatus can also comprise:
Front windshield information acquisition module is used to obtain the angle of inclination and the radian information of front windshield;
Image correction module is used for angle of inclination and radian information according to the front windshield that is obtained from front windshield information acquisition module, and the image of navigation information is amplified, dwindles, stretches or shrinks adjustment.
Accordingly, the embodiment of the invention provides a kind of projection onboard navigation system, comprises projection on-vehicle navigation apparatus and projection arrangement, wherein:
Said projection on-vehicle navigation apparatus comprises:
Memory module is used to store the navigation application data;
Navigation module is used to calculate guidance path, generates the navigation information of vehicle current location;
Output module, near the front windshield that is used for projecting to the said joint through the navigation information that projection arrangement generates said navigation module is inboard.
Said projection arrangement is connected with said projection guider, and near the front windshield that the navigation information that said navigation module is generated projects to the said joint is inboard.
Embodiment of the present invention embodiment; Have following beneficial effect: the present invention projects to the front windshield inboard with said navigation information; The driver looks squarely in the best line-of-sight scope of sight line; Make the driver in the steer direction dish, need not to divert sb.'s attention and to obtain navigation information, increase safety factor of travel.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural drawing of the embodiment of projection onboard navigation system provided by the invention;
Fig. 2 is the first embodiment modular structure figure of projection on-vehicle navigation apparatus provided by the invention;
Fig. 3 is the second embodiment modular structure figure of projection on-vehicle navigation apparatus provided by the invention;
Fig. 4 is the first embodiment realization flow figure of projection vehicle mounted guidance display packing provided by the invention;
Fig. 5 is the second embodiment realization flow figure of projection vehicle mounted guidance display packing provided by the invention.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
A kind of projection onboard navigation system is provided, and with reference to Fig. 1, said system comprises projection arrangement 110 and projection on-vehicle navigation apparatus 120.
Wherein, said projection on-vehicle navigation apparatus 120 comprises:
Wherein, said projection arrangement 110, it is inboard to be used for that said output module 124 is exported near the front windshield that navigation information projects to the said joint.Said projection arrangement 110 can be connected with guider 120 through wired mode or wireless mode.Exemplary, said wired mode is: through transmission line said output module 124 is exported to navigation information and send external projection arrangement 110 to; Exemplary, said wireless mode is: adopt wireless data transmission technologys such as bluetooth, RF radio frequency, wifi that output module 124 is exported to navigation information and be sent to external projection arrangement 110.
Exemplary; Near the said joint front windshield is inboard, is appreciated that to be the front windshield inboard etc. of certain area coverage of front windshield inboard or joint below that with the joint is front windshield inboard or the joint top certain area coverage of center certain area coverage.
Near the said joint front windshield inboard is equipped with liquid crystal material as display screen, can make the image of projection more clear.
Correspondingly, first embodiment of the invention provides a kind of projection on-vehicle navigation apparatus, and with reference to Fig. 2, said projection on-vehicle navigation apparatus comprises: joint acquisition module 210, memory module 220, navigation module 230 and output module 240, wherein:
Said joint acquisition module 210 is used to obtain the joint that the driver looks squarely sight line and front windshield.Its implementation of looking squarely the joint of sight line and front windshield was when described joint acquisition module 210 obtained the driver and is sitting in driver's seat: induction mode or manual mode.Exemplary; The said implementation procedure of obtaining joint through induction mode is: its head is with respect to the relative position of front windshield when utilizing the sensor sensing driver to be sitting on the driver's seat; Sensor sends the positional information of being responded to the joint acquisition module, can obtain the joint that the driver looks squarely sight line and front windshield through measuring and calculating; Exemplary, the said implementation procedure of obtaining joint through manual mode is: by the driver control projection arrangement with ray cast to front windshield, when ray cast when the driver looks squarely the sight line optimum position, can confirm that this position is a joint.
Further; Said memory module 220 links to each other with said joint acquisition module 210; Store the joint that said joint acquisition module 210 obtains, in the navigation afterwards, said joint acquisition module 210 can directly read the joint of being stored from memory module 220.Certainly, also can when each navigation, obtain and upgrade joint again.
Said navigation module 230 is used to calculate guidance path, generates the navigation information of vehicle current location.Concrete; Said navigation module 230 obtains current position information, current translational speed information and current driving direction according to satellite location data; Said satellite location data can be given for multi-satellite; Navigation module 220 need receive the satellite location data that 4 Navsats issue at least can carry out the current position information that calculation process obtains guider, the satellite location data that said satellite location data can issue for the Navsat of navigational satellite systems such as GPS of America or Chinese Beidou satellite navigation system.
Further, said navigation module 230 is connected with said memory module 220, calls the navigation map data corresponding with current location, according to satellite location data and the destination information that sets, generates the navigation information of vehicle current location.Said navigation information can comprise the navigation map that comprises said current location correspondence; Can also be included in the icon of outstanding data representing vehicle current location information on this navigation map, can also be included in and give prominence to path of navigation or the route guidance arrow mark of data representing vehicle current location on this navigation map to named place of destination.
Said output module 240, near the front windshield that is used for projecting to the said joint through the navigation information that projection arrangement generates said navigation module is inboard.Described output module 240 is exported the navigation information that said navigation module 230 generates with two kinds of patterns, comprising: map show navigator pattern and real scene navigation pattern outside window, wherein:
Under said map show navigator pattern; The navigation information that output module 240 is exported can comprise the navigation map that current location is corresponding; The icon of outstanding data representing vehicle current location information on this navigation map can also comprise that outstanding data representing vehicle current location is to the route guidance information of named place of destination on this navigation map.
Under the described pattern of real scene navigation outside window, the navigation information of output module 240 outputs comprises the route guidance arrow mark, and this route guidance arrow mark and front window outdoor scene suit.Said route guidance arrow mark and front window outdoor scene suit in the following manner to be realized: obtain current absolute position of vehicle and current driving direction according to gps signal; Call electronic map data and calculate the coincide point that human eye sees through the navigation information of outdoor scene that front windshield sees and institute's projection, said route guidance arrow mark is projected to the coincide point place.Said route guidance arrow mark comprises left-hand bend at least, turns right, moves ahead, left front, right front, go for a stroll, can also comprise forbidden, wait etc.
Further, said output module 240 can comprise that also one selects switch unit, be used for to map show navigator pattern or outside window the real scene navigation pattern select or switch.In the practical implementation process; Guider can be given tacit consent to map show navigator pattern or the navigation information of real scene navigation pattern output outside window; The user can also can in use be switched two kinds of patterns according to personal like's predetermined map show navigator pattern or real scene navigation pattern outside window selected when starting guider each other.
Said output module 240 is sent to projection arrangement to said navigation information, and is inboard near the front windshield that said navigation information is projected in the joint through projection arrangement, makes the driver when noting the place ahead road conditions, can obtain navigation information.Further, if current output mode is real scene navigation pattern outside window, output module sends the route guidance arrow mark to projection arrangement, is projected in the front windshield inboard to the route guidance arrow mark through projection arrangement.The driver can learn outdoor scene information outside window and the navigation information that suits with outdoor scene outside window simultaneously when looking squarely the place ahead.This navigation mode can provide and be easily understood and guide with the outdoor scene compatible degree is high outside window direction, reduces the time of user's reaction and judgement direct of travel.
Fig. 3 is the projection on-vehicle navigation apparatus in the second embodiment of the invention, and the joint acquisition module 310 among this embodiment, memory module 330, navigation module 340 are identical with last embodiment, repeat no more in this.And the projection on-vehicle navigation apparatus in the present embodiment also comprises: front windshield information acquisition module 320, image correction module 350.
Said front windshield information acquisition module 320 is used to obtain the angle of inclination and the radian information of near the front windshield the joint.Said angle of inclination and the radian information of obtaining near the front windshield of joint; Its implementation is: said front windshield information acquisition module links to each other with sensor in being built in navigator; Perhaps link to each other with sensor on being installed in vehicle through wired or wireless data transmission technology (for example bluetooth, RF radio frequency, wifi etc.); Said sensor is surveyed the angle of inclination and the radian information of front windshield; And send the information of being surveyed to front windshield information acquisition module through wired or wireless data transmission technology (like bluetooth, RF radio frequency, wifi etc.), can obtain the joint that the driver looks squarely sight line and front windshield.
Further; Said front windshield information acquisition module 320 can link to each other with memory module 330; Near the angle of inclination of the front windshield the joint that front windshield information acquisition module 320 is obtained and radian information stores are in memory module 330; In the navigation afterwards, front windshield information acquisition module 320 can directly read the angle of inclination and the radian information of the front windshield of being stored from memory module 330.Certainly, also can when each navigation, obtain and upgrade the angle of inclination and the radian information of front windshield again.
Said image correction module 350, the angle of inclination and the radian information of the front windshield that is used for getting access to according to front windshield information acquisition module 320 are amplified, dwindle, are stretched or shrink adjustment the image of navigation information.In actual navigation procedure, because different automobile models, the angle of inclination of its front windshield and radian are also different.If untreated navigation information directly is projected on the front windshield, distortion in various degree can take place in its image.Can overcome this problem at present embodiment, navigation information adjusted accordingly, can make the image that projects reach the best visual effect according near the angle of inclination and the radian of the front windshield the joint that is obtained.
Under said map show navigator pattern; The navigation information that output module 360 is exported can comprise through the corresponding navigation map of image correction module 350 adjusted current locations; The icon of outstanding data representing vehicle current location information on this navigation map can also comprise that outstanding data representing vehicle current location is to the route guidance information of named place of destination on this navigation map.
Under the described pattern of real scene navigation outside window, the navigation information of output module 360 outputs comprises that this route guidance arrow mark and front window outdoor scene suit through image correction module 350 adjusted route guidance arrow marks.Said route guidance arrow mark and front window outdoor scene suit in the following manner to be realized: obtain current absolute position of vehicle and current driving direction according to gps signal; Call electronic map data and calculate the coincide point that human eye sees through the navigation information of outdoor scene that front windshield sees and institute's projection, said route guidance arrow mark is projected to the coincide point place.Said route guidance arrow mark comprises left-hand bend at least, turns right, moves ahead, left front, right front, go for a stroll, can also comprise forbidden, wait etc.
Further, said output module 360 can comprise that also one selects switch unit, be used for to map show navigator pattern or outside window the real scene navigation pattern select or switch.In the practical implementation process; Guider can be given tacit consent to map show navigator pattern or the navigation information of real scene navigation pattern output outside window; The user can also can in use be switched two kinds of patterns according to personal like's predetermined map show navigator pattern or real scene navigation pattern outside window selected when starting guider each other.
Said output module 360 is sent to projection arrangement said through image correction module 350 adjusted navigation informations; Inboard through projection arrangement near the front windshield that said navigation information is projected in the joint, make the driver when noting the place ahead road conditions, can obtain navigation information.Further, if current output mode is real scene navigation pattern outside window, output module sends the route guidance arrow mark to projection arrangement, is projected in the front windshield inboard to the route guidance arrow mark through projection arrangement.The driver can learn outdoor scene information outside window and the navigation information that suits with outdoor scene outside window simultaneously when looking squarely the place ahead.This navigation mode can provide and be easily understood and guide with the outdoor scene compatible degree is high outside window direction, reduces the time of user's reaction and judgement direct of travel.Further; Image correction module 350 adjusts accordingly the navigation information that navigation module 340 generates according to the angle of inclination and the radian of near the front windshield the joint that is obtained; Output module 360 is sent to projection arrangement said through image correction module 350 adjusted navigation informations; Inboard through projection arrangement near the front windshield that adjusted navigation information is projected in the joint, can make the image that projects reach the driver and look squarely the best visual effect in the visual line of sight.
In other optional embodiment of the present invention, near the front windshield inboard the said joint is equipped with liquid crystal material as display screen, can make the image of projection more clear.
Accordingly, the invention provides a kind of projection vehicle mounted guidance display packing, its first embodiment, with reference to Fig. 4, promptly projection vehicle mounted guidance display packing comprises:
Step S410 obtains the joint that the driver looks squarely sight line and front windshield;
Step S420 according to gps signal, generates the navigation information of vehicle current location;
Step S430, through projection arrangement that near the front windshield that said navigation information projects to the said joint is inboard.
In said step S410, its implementation of looking squarely the joint of sight line and front windshield was when the said driver of obtaining was sitting in driver's seat: induction mode or manual mode.Exemplary; The implementation procedure of obtaining joint through induction mode is: its head is with respect to the relative position of front windshield when utilizing the sensor sensing driver to be sitting on the driver's seat; Sensor sends the positional information of being responded to the joint acquisition module, can obtain the joint that the driver looks squarely sight line and front windshield through measuring and calculating; Exemplary, the implementation procedure of obtaining joint through manual mode is: by the driver control projection arrangement with ray cast to front windshield, when ray cast when the driver looks squarely the sight line optimum position, confirm that this position is a joint.
Further, said joint can be stored and navigation afterwards in directly read the joint of being stored.Certainly, also can when each navigation, obtain and upgrade joint again.
In described step S420; Obtain current position information, current translational speed information and current driving direction according to gps signal; The electronic map database that navigation adopted, and the destination information that sets, the navigation information of generation vehicle current location.Concrete; Obtain current position information, current translational speed information and current driving direction according to satellite location data; Said satellite location data can be given for multi-satellite; At least the satellite location data that 4 Navsats issue be need receive and the current position information that calculation process obtains guider, the satellite location data that said satellite location data can issue for the Navsat of navigational satellite systems such as GPS of America or Chinese Beidou satellite navigation system to be carried out.Further, call the navigation map data corresponding,, generate the navigation information of vehicle current location according to satellite location data and the destination information that sets with current location.
Said navigation information can comprise the navigation map that comprises said current location correspondence; Can also be included in the icon of outstanding data representing vehicle current location information on this navigation map, can also be included in and give prominence to path of navigation or the route guidance arrow mark of data representing vehicle current location on this navigation map to named place of destination.
In described step S430, described navigation information is exported with two kinds of patterns: map show navigator pattern and real scene navigation pattern outside window.
Under said map show navigator pattern; The navigation information of being exported can comprise the navigation map that current location is corresponding; The icon of outstanding data representing vehicle current location information on this navigation map can also comprise that outstanding data representing vehicle current location is to the route guidance information of named place of destination on this navigation map.Under the described pattern of real scene navigation outside window, the navigation information of being exported comprises that this route guidance arrow mark and front window outdoor scene suit according to front windshield degree of tilt and the adjusted route guidance arrow mark of radian.Said route guidance arrow mark and front window outdoor scene suit in the following manner to be realized: obtain current absolute position of vehicle and current driving direction according to gps signal; Call electronic map data and calculate the coincide point that human eye sees through the navigation information of outdoor scene that front windshield sees and institute's projection, said route guidance arrow mark is projected to the coincide point place.Said route guidance arrow mark comprises left-hand bend at least, turns right, moves ahead, left front, right front, go for a stroll, can also comprise forbidden, wait etc.
Further; Guider can be given tacit consent to map show navigator pattern or the navigation information of real scene navigation pattern output outside window; The user can also can in use be switched two kinds of patterns according to personal like's predetermined map show navigator pattern or real scene navigation pattern outside window selected when starting guider each other.
In the present embodiment, inboard through projection arrangement near the front windshield that said navigation information is projected in the joint, make the driver when noting the place ahead road conditions, can obtain navigation information.Further, if current output mode is real scene navigation pattern outside window, output module sends the route guidance arrow mark to projection arrangement, is projected in the front windshield inboard to the route guidance arrow mark through projection arrangement.The driver can learn outdoor scene information outside window and the navigation information that suits with outdoor scene outside window simultaneously when looking squarely the place ahead.This navigation mode can provide and be easily understood and guide with the outdoor scene compatible degree is high outside window direction, reduces the time of user's reaction and judgement direct of travel.
Fig. 5 is the projection vehicle mounted guidance display packing in the second embodiment of the invention; Step S510 among this embodiment obtains joint and step S530 that the driver looks squarely sight line and front windshield according to gps signal; The navigation information that generates the vehicle current location is identical with last embodiment, repeats no more in this.And the projection on-vehicle navigation apparatus in the present embodiment also comprises: step S520, obtain the angle of inclination and the radian information of near the front windshield the joint; Step S540 according to the angle of inclination and the radian information of front windshield, amplifies, dwindles, stretches or shrink adjustment the image of navigation information.
Said step s510 obtains the joint that the driver looks squarely sight line and front windshield.This step is identical with step S410 among first embodiment, repeats no more in this.
In said step S520; Said angle of inclination and the radian information of obtaining near the front windshield of joint; Its implementation is: said front windshield information acquisition module links to each other with sensor in being built in navigator; Perhaps link to each other with sensor on being installed in vehicle through wired or wireless data transmission technology (for example bluetooth, RF radio frequency, wifi etc.); Said sensor is surveyed the angle of inclination and the radian information of front windshield; And send the information of being surveyed to front windshield information acquisition module through wired or wireless data transmission technology (for example bluetooth, RF radio frequency, wifi etc.), can obtain the joint that the driver looks squarely sight line and front windshield.
Further, the angle of inclination of the front windshield that is obtained and radian information can be stored and navigation afterwards in, can directly utilize the angle of inclination and the radian information of the front windshield of being stored.Certainly, also can when each navigation, obtain and upgrade the angle of inclination and the radian information of front windshield again.
Said step S530 is according to gps signal, and the navigation information that generates the vehicle current location is identical with the step S420 of first embodiment, repeats no more in this.
In said step S540,, the image of navigation information is amplified, dwindles, stretches or shrinks adjustment according to the angle of inclination and the radian information of front windshield.In the actual navigation procedure, because different automobile models, the angle of inclination of its front windshield and radian are also different.If untreated navigation information directly is projected on the front windshield, distortion in various degree can take place in its image.Can overcome this problem at present embodiment, navigation information adjusted accordingly, can make the image that projects reach the best visual effect according near the angle of inclination and the radian of the front windshield the joint that is obtained.
In said step S550, said adjusted navigation information is exported with two kinds of patterns, comprising: map show navigator pattern and real scene navigation pattern outside window.
Under said map show navigator pattern; The navigation information of being exported can comprise according to front windshield degree of tilt and the corresponding navigation map of the adjusted current location of radian; The icon of outstanding data representing vehicle current location information on this navigation map can also be given prominence to the route guidance information of data representing vehicle current location to named place of destination in this navigation map mountain.Under the described pattern of real scene navigation outside window, the navigation information of being exported comprises that this route guidance arrow mark and front window outdoor scene suit according to front windshield degree of tilt and the adjusted route guidance arrow mark of radian.Said route guidance arrow mark and front window outdoor scene suit in the following manner to be realized: obtain current absolute position of vehicle and current driving direction according to gps signal; Call electronic map data and calculate the coincide point that human eye sees through the navigation information of outdoor scene that front windshield sees and institute's projection, said route guidance arrow mark is projected to the coincide point place.Said route guidance arrow mark comprises left-hand bend at least, turns right, moves ahead, left front, right front, go for a stroll, can also comprise forbidden, wait etc.
Further; Guider can be given tacit consent to map show navigator pattern or the navigation information of real scene navigation pattern output outside window; Select map show navigator pattern or real scene navigation pattern outside window when the user can restart guider according to the personal like, also can in use switch each other two kinds of patterns.
In the present embodiment, inboard through projection arrangement near the front windshield that said navigation information is projected in the joint, make the driver when noting the place ahead road conditions, can obtain navigation information.Further, if current output mode is real scene navigation pattern outside window, output module sends the route guidance arrow mark to projection arrangement, is projected in the front windshield inboard to the route guidance arrow mark through projection arrangement.The driver can learn outdoor scene information outside window and the navigation information that suits with outdoor scene outside window simultaneously when looking squarely the place ahead.This navigation mode can provide and be easily understood and guide with the outdoor scene compatible degree is high outside window direction, reduces the time of user's reaction and judgement direct of travel.Further; Angle of inclination and radian according near the front windshield the joint that is obtained adjust accordingly navigation information; Adjusted navigation information is sent to projection arrangement; Inboard through projection arrangement near the front windshield that adjusted navigation information is projected in the joint, can make the image that projects reach the driver and look squarely the best visual effect in the visual line of sight.
In described step S550; Said near the front windshield that adjusted navigation information projects to the said joint is inboard through projection arrangement; Wherein: near the front windshield the said joint is equipped with liquid crystal material, can make the image of projection more clear.
One of ordinary skill in the art will appreciate that all or part of flow process that realizes in the foregoing description method; Be to instruct relevant hardware to accomplish through computer program; Described program can be stored in the computer read/write memory medium; This program can comprise the flow process like the embodiment of above-mentioned each side method when carrying out.Wherein, described storage medium can be magnetic disc, CD, read-only storage memory body (Read-Only Memory, ROM) or at random store memory body (Random Access Memory, RAM) etc.
The above is a preferred implementation of the present invention; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; Can also make some improvement and retouching, these improvement and retouching also are regarded as protection scope of the present invention.
Claims (10)
1. a projection vehicle mounted guidance display packing is characterized in that said method comprises the steps:
Obtain the joint that the driver looks squarely sight line and front windshield;
According to gps signal, generate the navigation information of vehicle current location;
Through projection arrangement that near the front windshield that said navigation information projects to the said joint is inboard.
2. projection vehicle mounted guidance display packing as claimed in claim 1; It is characterized in that; Said near the front windshield that said navigation information projects to the said joint is inboard through projection arrangement; The output mode of described navigation information comprises: map show navigator pattern and real scene navigation pattern outside window, wherein:
Under described map show navigator pattern, the navigation information of output comprises electronic chart and route guidance information;
Under the described pattern of real scene navigation outside window, the navigation information of output comprises the route guidance arrow mark, and suits with front window outdoor scene.
3. like the said projection on-vehicle navigation apparatus of claim 2, it is characterized in that the implementation that said route guidance arrow mark and front window outdoor scene suit is:
Obtain current absolute position of vehicle and current driving direction according to gps signal; Call electronic map data and calculate the coincide point that human eye sees through the navigation information of outdoor scene that front windshield sees and institute's projection, said route guidance arrow mark is projected to the coincide point place.
4. projection vehicle mounted guidance display packing as claimed in claim 1 is characterized in that, said projection vehicle mounted guidance display packing also comprises:
Obtain the angle of inclination and the radian information of near the front windshield of joint;
According to the angle of inclination and the radian information of said front windshield, the navigation information of being exported is amplified, dwindles, stretches or shrinks adjustment.
5. projection vehicle mounted guidance display packing as claimed in claim 1; It is characterized in that; Said through projection arrangement that near the front windshield that said navigation information projects to the said joint is inboard, wherein: near the front windshield the said joint is equipped with liquid crystal material.
6. a projection on-vehicle navigation apparatus is characterized in that, said projection on-vehicle navigation apparatus comprises:
The joint acquisition module is used to obtain the joint that the driver looks squarely sight line and front windshield;
Memory module is used to store the navigation application data;
Navigation module is used to calculate guidance path, generates the navigation information of vehicle current location;
Output module, near the front windshield that is used for projecting to the said joint through the navigation information that projection arrangement generates said navigation module is inboard.
7. projection on-vehicle navigation apparatus as claimed in claim 6 is characterized in that, the output mode of navigation information that said output module is exported comprises: map show navigator pattern and real scene navigation pattern outside window, wherein:
Under described map show navigator pattern, the navigation information of output comprises electronic chart and route guidance information;
Under the described pattern of real scene navigation outside window, the navigation information of output comprises the route guidance arrow mark, and suits with front window outdoor scene.
8. like the said projection on-vehicle navigation apparatus of claim 7, it is characterized in that the implementation that said route guidance arrow mark and front window outdoor scene suit is:
Obtain current absolute position of vehicle and current driving direction according to gps signal; Call electronic map data and calculate the coincide point that human eye sees through the navigation information of outdoor scene that front windshield sees and institute's projection, said route guidance arrow mark is projected to the coincide point place.
9. projection on-vehicle navigation apparatus as claimed in claim 6 is characterized in that, said projection on-vehicle navigation apparatus further comprises:
Front windshield information acquisition module is used to obtain the angle of inclination and the radian information of front windshield;
Image correction module is used for angle of inclination and radian information according to the front windshield that is obtained from front windshield information acquisition module, and the image of navigation information is amplified, dwindles, stretches or shrinks adjustment.
10. a projection onboard navigation system is characterized in that, comprises projection on-vehicle navigation apparatus and projection arrangement, wherein:
Said projection on-vehicle navigation apparatus comprises:
Memory module is used to store the navigation application data;
Navigation module is used to calculate guidance path, generates the navigation information of vehicle current location;
Output module, near the front windshield that is used for projecting to the said joint through the navigation information that projection arrangement generates said navigation module is inboard;
Said projection arrangement is connected with said projection guider, and near the front windshield that the navigation information that said navigation module is generated projects to the said joint is inboard.
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| CN201110244539A CN102322869A (en) | 2011-08-24 | 2011-08-24 | Display method of projection vehicle navigation, device and system thereof |
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| CN201110244539A CN102322869A (en) | 2011-08-24 | 2011-08-24 | Display method of projection vehicle navigation, device and system thereof |
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Address after: 28 building, building 6023, Yaohua tower, 518040 Shennan Road, Shenzhen, Guangdong, Futian District Applicant after: Shenzhen Careland Technology Co., Ltd. Address before: 518040, Guangdong, Shenzhen, Futian District, Che Kung Temple Tian An Innovation Technology Plaza B908 Applicant before: Shenzhen Careland Technology Co., Ltd. |
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Application publication date: 20120118 |