CN101155005A - Method and apparatus for communicating a graphic image to a mobile platform via broadcast services - Google Patents
Method and apparatus for communicating a graphic image to a mobile platform via broadcast services Download PDFInfo
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- CN101155005A CN101155005A CNA200710170148XA CN200710170148A CN101155005A CN 101155005 A CN101155005 A CN 101155005A CN A200710170148X A CNA200710170148X A CN A200710170148XA CN 200710170148 A CN200710170148 A CN 200710170148A CN 101155005 A CN101155005 A CN 101155005A
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Abstract
A mobile platform is equipped with a broadcast signal receiver operative to receive a broadcast message, an electronic memory storage device, a processor, and, a human-machine interface comprising a visual display screen. A first message is broadcast from a communications source and received at the mobile platform via the broadcast signal receiver. The first message includes a graphic image which is cached in the electronic memory storage device and selectively displayed with the visual display screen of the human-machine interface.
Description
The cross reference of related application
The application requires on August 4th, 2006 to submit to, and application number is 60/821,439 U.S. Provisional Application No., and it is by reference in conjunction with in this application.
Technical field
Content relate generally to mobile platform disclosed herein relates to the radio communication with this platform particularly.
Background technology
The statement of this part only provides the background information relevant with the disclosure, and it might not be equal to prior art.
Mobile platform, for example vehicle, personal navigation equipment and other for example the growth of using of the radio communication service of cellular handheld device provide and navigation or the relevant feature of roadside indication.Known onboard navigation system is typically used vehicle-mounted memory device, CD for example, DVD, hard disk or flash memory, vehicle-mounted memory device comprises the electronic data that comprises cartographic information, and cartographic information is used to provide route information based on position in the ban and expectation destination by navigation system.This vehicle-mounted map data base comprise common basis for example key elements such as node, section and zone the cartographic information of road network is described.For example street address, travel limits, geometric description, category of roads and other features that relates to those elements also are included in the cartographic information.This cartographic information can be used for the image of on the display device of for example LCD (LCD) display of visually by navigate application, and allows based on predetermined flag or user's selection marker calculated route.It is known utilizing navigation map wireless or that cable technology updates stored on computer hard disc or other equipment.Known system application navigation/map software application program in navigator is calculated the map demonstration and is determined best route.The method of these storages and renewal cartographic information is used for brand-new chart portfolio data or fraction increase renewal for adopting a kind of form, and this form is optimised so that the map in the existing equipment/navigation application software use." cartographic information " that these methods need receive adopts the operable form of navigation application of described equipment.The proprietary format into the particular navigation application program is created, compresses, is compiled as to known " cartographic information " for the navigator exploitation by each equipment dealer.
The existing communication system of using with mobile device comprises point to point link, cellular system for example, and it is known as in low frequency band work and price relatively costly.Other communication system comprises satellite radio systems, and it uses synchronous satellite and vehicle, and what family and other had a plurality of music, news and an audio entertain mem channel listens to environment communication, and it is known as in low frequency band work, can send to the whole nation.
Local aerial television broadcasting is converted into for example digital television format of advanced television system committee (ATSC) standard, and the ATSC standard has the bandwidth of 19Mbps.HDTV (High-Definition Television) is typically utilized 9-12Mbps.This means and have the broadcast communication bandwidth that can be used for sending additional content.
Summary of the invention
A kind of method of transmitting graph image to mobile platform is included as mobile platform and is equipped with broadcasting signal receiving to receive broadcast.The man-machine interface that this mobile platform further is equipped with electronic storage device, processor and comprises visual-display screen.Broadcasting is from first message of communication sources in the mobile platform receiving broadcast signal.First message comprises the graph image that is buffered on the visual-display screen that is presented at man-machine interface in the electronic storage device and selectively.
Description of drawings
Now will be in conjunction with the accompanying drawings, one or more embodiment are described by way of example, wherein:
Fig. 1-the 4th, schematic system diagram;
Fig. 5-the 9th, the schematic diagram of map image; And,
Figure 10 is an algorithm flow chart.
Embodiment
With reference now to accompanying drawing,, shown in it only is in order to describe the purpose of embodiment, is not the purpose in order to limit, and what Fig. 1 described is the communication system of constructing according to exemplary embodiments.Communication system described herein is transmitted signal between communication sources 10 and mobile platform, comprise being delivered to from one or more broadcasting equipments being designated as 30 or 30 ' mobile platform usually, and is as mentioned below.Each mobile platform is equipped with the radio interface equipment (WID) 310 that comprises transceiver.WID310 comprises the broadcast receiving equipment, and its operation is used to receive and explain the broadcast singal that starts from communication sources, and two-way wireless communication device, and its operation is used to influence mobile platform 30,30 ' and communication sources 10 between two-way wireless communication.Generally being designated as 25 broadcast singal comprises by the whole content of one or more broadcast transmitters 15,15 ' from communication sources 10 emissions.At mobile platform 30,30 ', described broadcast singal 25 comprises first message that discloses addressable content and can be read by WID310.Form first message, first message comprises a plurality of electronic data files, and described file comprises graph image, the bitmap images that generates such as the packed data form with the map image of predetermined geographic.Receive described first message at mobile platform, and therefrom explain graph image.Described graph image is buffered in the electronic storage device, is shown in selectively on the visual-display screen of man-machine interface.Be described in detail now.
With reference now to Fig. 2,, the cardinal principle flow process of the information of passing through communication sources 10 is described according to the exemplary embodiments of broadcast singal.The communication sources of describing comprises a local television broadcasting station, although also can use other communication sources, such as HD radio broadcasting station.Content supplier can comprise network provider 210, one or more third party provider 220 and local provider 230, and wherein each product content that all will watch on TV and content manager by separately extensively combines.The output of content provider is imported in the main contents manager 12 of communication sources 10.In addition, for communication sources 10, exist from go to communicating by letter of enterprise service provider 240, enterprise service provider 240 then operation are used for being undertaken and mobile platform 30 by wireless connections, 30 ' from communicating by letter with going to.Enterprises service provider 240 also can generate and provide the content to mobile platform 30,30 '.Network provider 210 generates the product with national advertisement according to licensing agreement and the requirement with the local advertising merchant.Local provider 230 generates the product with local advertising.Third party provider 220 generates the product with the whole nation and/or local advertising.The particular message content that enterprises service provider 240 generates through safety verification comprises the information that for example obtains from the internet, comprises first message.
Described communication sources 10 comprises main information manager 12, contact manager 14, content dispatcher 16 and data flow maker 18.Communication sources 10 operations are used for obtaining output from content and enterprises service provider 210,220,230 and 240 (hereinafter claiming " content supplier "), and form the total message that becomes broadcast singal 25.By transmitting this message to generate data flow with data flow maker 18, described data flow is delivered to broadcast transmitter 15, and 15 ' to broadcast as broadcast singal 25 via one or more broadcast channels.This is comprising broadcast singal 25 being broadcast at broadcast transmitter 15 communication transceiver of the mobile platform 30,30 ' in 15 ' the range of signal.Described main information manager 12 operations are used to guarantee that all the elements of message have correct form, that is to say it is the form that meets applicable broadcast standard, for example ATSC standard, DVB standard or other broadcast standard of generally acknowledging.Main information manager 12 adds and merges from various content suppliers, comprises the content of enterprises service provider.Content dispatcher 16 monitoring communications managers 14, and receive input from enterprises service provider 240, and carry out and send timer-triggered scheduler and to sending the differentiation order of priority by the content of particular broadcast channel.Main information manager 12 is provided by the content that is provided by content supplier, and distributes a content to send program together with the input from content scheduling program 16.The content of being assembled, just total message is sent to Content of Communication manager 14 together with the content delivery program.Described information manager 14 comprises such as the parameter of available bandwidth and channel condition etc. and distributes specific communication channel for use based on transmission progress table and communication channel parameters.The communication transceiver of mobile platform 30 comprises bi-directional communication channel so that mobile platform can start and/or respond the signal that is delivered to here.For example, if mobile platform determines that some contents in first message are expired, such as weather information, so described mobile platform can start request to enterprises service provider 240 and content dispatcher 16 by one in the available two-way channel, obtains and send updated information to enterprises service provider 240 and content dispatcher 16 by one in the available broadcast channel then.Further, described contact manager can be to the user profile of content dispatcher notice via described bi-directional communication channel acquisition.
Described contact manager 14 generates by the ground allocation of communication channels resource that chooses the right moment, by data flow maker 18 and sends to broadcast transmitter 15,15 ' for the reflection the adaptation data flow manage broadcast channel, and when needed, verification first message sends.Therefore, first message by being broadcasted in the digital broadcast data stream that is attached to high-throughput with choosing the right moment.
Other function of contact manager 14 comprises that startup is used for the security protocol of requirement safety and encrypted applications, and to content dispatcher notification channel condition.Described content dispatcher 16 is carried out and is sent timer-triggered scheduler and to sending the differentiation order of priority by the content of particular broadcast channel.Each communication channel is included in the communication transceiver of mobile platform and One-to-All Broadcast communication channel between the communication channel manager or two-way wireless communication channel.
In addition, referring now to Fig. 3 and 4, enterprises service provider 240 and mobile platform 30,30 ' carried out two-way communication, comprise man-machine interface (HMI) equipment 350 by mobile platform receive the operator of automatic mobile platform and/or passenger give up really into and request.The input and the request that are included in the information are sent to local content manager.Enterprises service provider 240 produces first message for broadcast singal, and promotes to obtain from other broadcasting provider 210,220,230 places the content of first message of broadcast singal.Promote to obtain the user that content comprises mobile platform and discern customizing messages via HMI, HMI comprises the use menu-drive or comprise other system in second message, this second message is configured and is passed to 240. enterprises service providers 240 and content suppliers 210 of enterprises service provider by the use two-way communication, 220,230 alternately with the source of identification customizing messages, then obtains it and provides it so that be included in the first information.
Bidirectional communication link has strengthened the robustness of safety management system, and this safety management system comprises checking, prevention and digital rights management.Therefore, wireless two-way message can be used to verify the broadcast singal that comprises first message.It also can be by allowing mobile platform via broadcast singal 25 request data retransmission or directly send obliterated data via double-direction radio message 35,35 ' and help send obliterated data.
The coding bibliographic structure that resides in the conduct string on the remote server can be periodically unidirectional, promptly is transferred to mobile platform for consumption via broadcast singal.Mobile platform can be selected and select from the content of bibliographic structure so that show.Bibliographic structure can be used by the mixing dynamic and static content from internet and the collection of private source and fill bibliographic structure.Further, this content can in real time or be stored in order to the mode of using afterwards and is delivered to the interior a plurality of positions of vehicle, for example screen of front row and back seat.Such delivery process comprises the delivery information bag, and this packets of information is identified application when receiving via double-direction radio message 35.Up link can be convenient to monitor the exposure to advertisement, and report is used to keep accounts or the application or the service of other purposes.
First message of broadcast singal 25, with the form of electronic data, ground emission on selected opportunity, and bandwidth can with and/or the communication channel available period during be received and be buffered at each mobile platform by communication sources 10 and transmitter 15,15 '.
The minimum bandwidth that first message needs the communications channel and determined by the known theorem of for example Shannon's theorems to sending of mobile platform, this operates in communication sources 10 and provides.Do not needing under the strict situation of sending in real time, the demand of bandwidth can be distributed in the various dimensions of for example time, extended code and/or frequency.Contact manager 14 can be dispersed in the various piece that constitutes the electronic data of first message in these dimensions, and then at communications platform 30,30 ' transceiver place reconfigures various piece.Communication sources 10 is distributed transmission mechanism based on availability with choosing the right moment, comprises the parameter of throughput, time, frequency and other broadcasting and communication system.Contact manager 14 is adjusted the distribution of first message by broadcast transmitter 15,15 '.
Be described the mobile platform 30 of taking the handheld device form now, preferably be equipped with WID310, transceiver telegon 320, application processor 330, electronics storage manager 315, knowledge control centre 360, at least one HMI equipment 350 (it is by interface controller 340 communications) and software upgrading telegon and enterprises service manager 325.
WID310 preferably includes at least one transmitter and receiver, be used for transceiver telegon 320 alternately with receiving broadcast signal 25 and from wherein explaining first message.WID also comprises modulator device, and operation is used for the wireless transmission signal to realize two-way communication.WID310 utilizes honeycomb or other to be attached to technology in the transceiver telegon 320 and realizes and the communicating by letter of communication sources 10.WID310 receives the broadcast singal 25 that comprises first message from communication sources 10, and sends second message to communication sources 10 by double-direction radio message 35.
Removable/portable medium that storage manager 315 preferably includes, DVD for example, CD and control rod memory device, and the embedded memory device that adopts hard disk and chip memory devices form.The WID310 operation is used for receiving broadcast signal 25, identifies first message and selectively it is routed to storage manager 315 for buffer memory and use in the future, perhaps is routed to application processor 330 for using immediately.
HMI350 can comprise touch or contact pilotage sensitive display, alphanumeric keyboard, rolling equipment and other equipment.Can predict additional HMI function, wherein the handheld device on the mobile platform 30 is docked with the structure of berthing on the vehicle, realizes the I/O control that strengthens by the structure of berthing.By such HMI, the operator can with equipment alternately to receive and to transmit the content of first message, just as being managed by interface controller 340.The mode that is delivered to first message content of HMI can be the form of the soluble text of user, image, video and/or sound or output signal.This mode can be adjusted based on the expected consumption person of the content of the dynamic characteristic of mobile platform and first message, and the consumer of expectation promptly is the user who holds mobile platform 30.The user comprises the individual who holds handheld device 30.The user comprises and carries out mutual operator or passenger as the mobile unit of image drift moving platform 30 '.
Under a lot of situations, the content of first message can have the limited life-span, and expires or overtime in the different time intervals.When near expiring or when obtaining new or when replacing content, application processor carries out alternately to ask refreshing the perhaps renewal of first message content selectively with communication sources 10 by send second message via double-direction radio message 35 from communication sources 10.Replacedly, this renewal can not upgraded by such request yet.Therefore, the content of first message can form based on second message.An example of such content is local goods and the set of serving manufacturer.Can upgrade some contents independently of one another, such as validity, price, kind, position and individual's contact details or some subclass of manufacturer's information of goods and service.From the other guide of service, for example news and weather, can be time-sensitive and be programmed to after certain time cycle expired, perhaps expired on specific date or time.
Software upgrading telegon/enterprises service manager 325 operations are used to control the flow and the use of the information that sends to mobile platform, are included in to collect in second message mobile platform Useful Information is also sent to communication sources 10 with this information.The software upgrading coordinator function comprises the distribution and the renewal of coordinator design information, and program design information is concrete is the executable code that mobile platform originally uses on one's body or uses near another equipment of mobile platform.Program design information can be used by programmable device, comprises CPU, digital signal processing unit and other equipment.The enterprises service Manager Feature comprises the management enterprise service, for example offers mobile platform user's service.It also comprises selects and presenting advertising content.The enterprises service Manager Feature comprises that further the information that is derived from mobile platform by collection produces second message, and the integrality of guaranteeing system by the function of carrying out for example precautionary measures (confirming the right of service), checking (determining the legitimacy of broadcasting station and mobile platform) and secret management (by encryption and decryption and various miscellaneous function).
Mobile platform 30 ' is taked the form of mobile unit.Mobile platform 30 ' has the identical feature and the function of handheld device 30 of a lot of and description before, more preferably has the relevant function of application on additional and multi-user and the motor vehicles.Basic similarly function and equipment in Fig. 4, use with Fig. 3 in identical reference marker.
As shown in the figure, transceiver, information management system and various man-machine interface (HMI) operation are used for communicating between them, and communicate by letter with other onboard systems by the vehicle-mounted data bus.Mobile platform can comprise a plurality of MMI equipment 350,350 ', 350 ", each all passes through interface controller 340 ' communication.Vehicle software upgrades telegon 325 ' signal ground and is connected to vehicle-mounted bus 370, and vehicle-mounted bus 370 is carried out signal communication with one or more vehicle-mounted control modules, and these one or more vehicle-mounted control module operations are used to control one or more Vehicular systems.By this connection, software upgrading telegon 325 ' can operate be used to transmit first message part to suitable vehicle control module, this part of first message comprises the executable code that is used for vehicle operating of renewal.Knowledge control centre 360 ' is suitable for determining a plurality of features and the parameter of mobile platform 30 ', for example, and vehicle operating parameter, setting, power and the position when being equipped with gps system or other and can determining the ability in geographical position.Knowledge control centre 360 ' is preferably incorporated on the plate or from one or more terminal uses' of plate compiling the user profiles selected, described user comprises the operator and the passenger of vehicle.Knowledge control centre 360 ' signal ground is connected to vehicle-mounted bus 370 to obtain the visit to the information of vehicle operating parameter correlation.Usually be similar to the description of handing mobile platform 30 with mobile platform 30 ' corresponding user profiles.
In operation, each mobile platform in communication sources 10 scopes receives and explains that broadcast singal 25 is to obtain first message.The mobile platform operation is used for first message is showed the user with various mode or form.Use various vehicle attributes, the content that a kind of scheme provides transmission reception and buffer memory first message with choosing the right moment is developed in for example vehicle power, type of vehicle, vehicular applications profile and demography.In some Vehicular systems, when vehicle is static or when static, renewal, modification and refresh message content are favourable.Further, refreshing of the information content can be more suitable for having an opportunity the available cycle in communication channel bandwidth, for example when bandwidth is shared with application by other users.Further, can be based on comprising that vehicle power, type of vehicle, vehicle use the various factors of profile, demography, passenger and operator's proficiency to revise user interactions.Further, refreshing of message content is more suitable for having an opportunity the available cycle at mobile platform 30 ', and it may be because mobile platform 30 ' not power on, perhaps broadcast singal situation difference or other former thereby can not receiving broadcast signal 25.
During message content showed, the mode of content adopted the form of the explainable text of terminal use, image, video and/or sound or signal output.Can adjust this mode based on the prospective consumers of vehicle power and information.For example preferably, video content shows and forbids during vehicle movement with the mutual of vehicle operators, perhaps is limited in the mode of the nonreciprocal aspect of audio frequency or map guiding.When vehicle stopped or being reduced to low velocity, video of forbidding and interactive component can be activated again.In addition, the operator can be according to their preference for example by stopping or suspending, play all contents that comprise audio frequency and control specific mode in person, stops or being reduced to low speed up to vehicle.For a passenger, video and audio frequency are not subjected to the influence of car speed.In any case, the passenger can control example as stopping, suspending, functions such as content are put soon in fast fall.
Content in HMI place first message can comprise the formative screen display of being filled by current information.For example, the screen of acquiescence can comprise the size and the position of the appointment of traffic map, weather map and/or forecast and ad content.Ad content can be linked to telematics unit by vehicle bus, is used for telephone calling or for the mutual request of more information by the operation of simple user interface telematics unit.Ad content can be used for producing income, and this income is invested in the operation of all or partial content transmission system.
Can comprise personal digital assistant (PDAs), cell phone, personal entertainment device, navigation/GPS equipment and their integrated combinations in conjunction with other mobile platforms of system as described herein, comprise such equipment, it both had been suitable for hand-held the use, also can transport between the system various the berthing that comprises vehicle parking.
The content description that discloses operation be used to receive map image in case with the pattern touch screen display device with known resolution and size use system, HMI350 just.Be delivered to the information relevant that the content of first message of mobile platform comprises map image and is used for presumptive area by broadcast singal with map.Map image comprises the bar chart image on the geographical surface with scale, and this bar chart image is being defined as traditional cartesian coordinate and is describing the position of city, town, position, administrative boundary line, street, road and geographical feature.Superimposed images comprise bar chart image, but bar chart image can be applicable to the particular segment of map image so that identify the recognizing site of point of interest on the particular segment of map image.Point of interest can comprise, for example, and gas station, restaurant, rest station, the service in post office and shopping center and so on; Picture zoo, historic ruins, and the attractive place on playground and so on; The real time information of picture weather, traffic conditions and so on.
Communication sources is broadcasted the content of first message with the form of mechanized data, and it is moved platform 30, and 30 ' reads.The content of first message comprises map image and superimposed images.A plurality of predefine map picture cells (tile) and overlay chart blade unit lattice have been constructed, organized and resolved to map image and superimposed images respectively, and are hunted down and are stored in a plurality of electronic data files.Each map picture cell comprises the image of the predefine section of map image.The predefine section of the map image of geographic area is the rectangular area preferably, and specifically by comprising that four corner points of longitude and latitude coordinate define, these corner points are corresponding to the corner pixel of relevant therewith map picture cell.In order to discern the purpose of map picture cell, be hunted down corresponding to the longitude and latitude of the corner pixel of each map picture cell of map image.Catch each map picture cell quilt and it is transformed to the electronic data that uses one or more known formats, for example those use in the internet is used.The electronic data file that comprises graph image that notion is described comprises those electronic data files with the form that comprises the dot chart image of packed data form generation, the packed data form has for example .gif that uses known computer and html application decoder, .jpep, .jpe, the computer documents extension name of .jfif and .jif.Image is stored manager 315 and is stored in the electronic memory, and use equipment should be used for being presented on the display screen of HMI350.Equipment is used based on operator's request or other facility informations (for example GPS position and direction, date, time and speed) and is come definite image from memory that will show.Equipment application and relevant graph image viewing hardware show the map image from memory on the HMI display screen.Generate the superimposed images that comprise the map relevant information similarly.The data file of each map picture cell comprises coordinate or other numbering level so that identification is stored in the position of the relevant image of image in the memory with other, and the position that can be discerned by the coordinate system of GPS equipment preferably is provided.These coordinates are preferably defined by the latitude and longitude coordinates of the corresponding corner pixel of each map picture cell, wherein the center pixel in the image or other pixels digital value that comprises recognition image.In addition, map picture cell and overlay chart blade unit lattice can comprise date, time, duration and priority flag use to determine how each cell is worked with permission equipment.For example, if an interim still urgent weather or other tourism dependent events occur in the zone that broadcast tower is closed on, indicate the provisional map picture element unit cell lattice of suitable instruction, route or other relevant informations or overlay chart blade unit lattice to be transmitted with high priority and to have a suitable duration.Equipment is used then can replace existing unit lattice in the memory with new cell provisionally, and interim afterwards map and overlay chart blade unit lattice are employed and abandon.
Each mobile platform comprises the vehicular applications equipment with minimum disposal ability in HMI.First message is calculated and remote formatization is used and HMI350 to meet equipment in communication sources 10, as preceding description.The content of first message preferably includes current information, comprises the map image and the superimposed images of map related data, and the map related data comprises traffic map image, weather map image and/or forecast and ad content.Ad content preferably is linked to telematics unit by vehicle bus, and this teleprocessing is used for telephone calling by the simple user interface operation or to the mutual request of extraneous information.Ad content can be used for producing income, and this income is invested in the operation of all or part of content transmission system.
With reference now to accompanying drawing 5-9,,, is related to the vehicle-mounted reception designed system of map image data, so that use with HMI display device with known resolution and size for exemplary embodiment described herein provides explanation pattern description of the present disclosure.The map image and generally the sending of superimposed images of realizing the map relevant information in predefine zone are by coming to broadcast the graphical display of all maps and overlay chart blade unit lattice with enough details and layering in this zone, checking to allow being clipped to the highway rank from street-level.The zone comprises direct zone around broadcast transmitter, and can comprise the whole nation.The map image that upgrades transmits and replaces resident map and the overlapping map in device memory at regular intervals.Fig. 5 has described a diagrammatic representation that comprises the specific map image of the Michigan southeast, and it is sent to mobile platform and is shown there, and its overall size is approximately 110 kilometers * 60 kilometers.Fig. 6 has described a diagrammatic representation of using the specific map image of Application Grid, and wherein the size of each grid section of being represented by the map picture cell is about 1740 meters * 980 meters.Fig. 7 has described the graph region specifically of independent map picture cell; Fig. 8 has described first and has dwindled figure, describes 2 and takes advantage of 2 or 4 map picture cells, and Fig. 9 has described second and dwindled figure, describes 4 and takes advantage of 4 or 6 map picture cells.
With reference now to accompanying drawing 10,, preferably come the function of enhanced system by global location sensing (GPS) receiver that uses mobile platform, so that determine to show specific map picture cell when map function is activated, described specific map picture cell promptly is the basic resolution elements lattice of map image.This comprises the latitude and longitude coordinates of determining mobile platform 30,30 ', with and the direction of advancing.Determine lowest resolution grid or section, and on the map picture cell that shows on the display of HMI350, describe the position of equipment.Coordinate based on map picture cell in the memory, HMI is by comparing the communication control processor longitude and latitude and the specific map picture element unit cell lattice consistent with it of mobile platform, just which map picture cell the residing map picture cell of mobile platform determines to show.The position of mobile platform in map image used by the latitude and longitude coordinates of mobile platform and the latitude and longitude coordinates comparison that is stored in the image in the memory and the relative position that calculates on screen are determined by equipment.When mobile platform leads to the border of adjacent picture element unit cell lattice near specific map picture element unit cell lattice, latitude and longitude coordinates is modified, and, promptly be 2 to take advantage of 2 grids on the picture element unit cell lattice of screen, to show the direction and the position of mobile platform with what describe among Fig. 8 preferably with the second lowermost level resolution.
In the enhancement function of system, calculate the specific route of user by using remote display device, and this remote display device produces expectation route and describes with picture, image or text.Describing and it be sent to vehicle for display screen format expectation route by wired or radio communication.Preferably define the wireless transmission that realizes that route is described as mentioned like that, use existing method to define to be scheduled to be used for the independent mobile platform of receipt routing.Describe to transmit together with route, or by remote scheduling, exist to allow in the time cycle to delete the timestamp that route is described by communication control processor or communication sources after expired.
Disclosed content description some preferred embodiments and their improvement.Other people can produce further improvement and replacement by reading and understanding specification.Therefore, can be contemplated that the disclosure should not be limited to certain embodiments, these embodiment realize that as expection best mode of the present disclosure is next disclosed, and the disclosure will comprise the execution mode in all scopes that fall into additional claim.
Claims (18)
1. method of transmitting graph image to mobile platform comprises:
For the mobile platform equipment is used to receive broadcast signal receiver equipment, electronic memory device, the processor of broadcast and the man-machine interface that comprises visual-display screen;
The mobile platform place via the broadcasting signal receiving receiving broadcast signal in from first message of communication sources broadcasting, described first message comprises graph image;
Graph image is buffered in the electronic storage device; And
Display graphics image on the visual-display screen of man-machine interface selectively.
2. the method for claim 1, wherein graph image comprises the electronic data file of pre-formatting, this electronic data file comprises the map image of predetermined geographic.
3. method as claimed in claim 2, wherein graph image further comprises the electronic data file of pre-formatting, this electronic data file comprises the superimposed images of predetermined geographic.
4. method as claimed in claim 2 comprises the bitmap image data file comprising the electronic data file of the pre-formatting of map image.
5. method as claimed in claim 2, wherein the map image of predetermined geographic comprises the bar chart image with scale of this geographic area, the border of this geographic area defines with cartesian coordinate.
6. method as claimed in claim 5, wherein map image has been described in city, town, Administrative boundaries, street, road and the geographical feature position of at least one.
7. method as claimed in claim 3, wherein the superimposed images of predetermined geographic comprise bar chart image, this bar chart image can be applicable to describe the map image of the predetermined geographic of point of interest position.
8. method as claimed in claim 2, electronic data file comprising the pre-formatting of the map image of predetermined geographic further comprises the resolved map image of a plurality of predefine map picture cells that is, each map picture cell comprises the image of map image predefine section.
9. method as claimed in claim 8 further is included in one that shows on the visual-display screen of man-machine interface in the predefine map picture cell.
10. method as claimed in claim 9 comprises that further input in response to the operator shows in the predefine map picture cell on the visual-display screen of man-machine interface.
11. a transitive graph picture comprises to the method for mobile platform:
For the mobile platform equipment operation be used for receiving broadcast signal and carry out two-way wireless communication radio interface equipment, electronic memory device, processor, comprise the man-machine interface of visual-display screen;
Receive the broadcast singal that comprises first message at the mobile platform place via radio interface equipment, wherein first message comprises the image of predetermined geographic with choosing the right moment;
Graph image is buffered in the electronic storage device; And,
On the visual-display screen of man-machine interface, show one section first message selectively.
12. method as claimed in claim 11 further comprises first message is merged in the high-throughput digital broadcast signal from broadcast source with choosing the right moment.
13. method as claimed in claim 12, further be included in bandwidth can with cycle during first message is merged in the high-throughput digital broadcast signal with choosing the right moment.
14. method as claimed in claim 13, wherein said image comprise the bitmap image data file of the map of predetermined geographic.
15. method as claimed in claim 14, wherein said image comprise the bitmap image data file of superimposed images of the map of the predetermined geographic of describing the point of interest position.
16. method as claimed in claim 11 further comprises:
With the image analysis of predetermined geographic is a plurality of predefine picture element unit cell lattice, and each picture element unit cell lattice comprises the image of the predefine section of predetermined geographic image; And
Generate the bitmap image data file of predefine picture element unit cell lattice.
17. method as claimed in claim 16 further comprises:
Be mobile platform equipment global positioning system, the global positioning system operation is used to discern the geographical position of mobile platform; And,
One of the geographical position of the mobile platform that shows selectively and identify corresponding to predefine picture element unit cell lattice.
18. method as claimed in claim 12 wherein receives the broadcast singal that comprises first message at the mobile platform place via radio interface equipment with choosing the right moment, comprises availability based on the mobile platform ground receiving broadcast signal that chooses the right moment.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US82143906P | 2006-08-04 | 2006-08-04 | |
| US60/821439 | 2006-08-04 | ||
| US11/829282 | 2007-07-27 |
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| CN101155005A true CN101155005A (en) | 2008-04-02 |
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| CNA200710170148XA Pending CN101155005A (en) | 2006-08-04 | 2007-08-06 | Method and apparatus for communicating a graphic image to a mobile platform via broadcast services |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104303437A (en) * | 2012-06-25 | 2015-01-21 | 英特尔公司 | Method, apparatus and system for exchanging map information |
-
2007
- 2007-08-06 CN CNA200710170148XA patent/CN101155005A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104303437A (en) * | 2012-06-25 | 2015-01-21 | 英特尔公司 | Method, apparatus and system for exchanging map information |
| US10091608B2 (en) | 2012-06-25 | 2018-10-02 | Intel Corporation | Method, apparatus and system for exchanging map information |
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