CN101610460A - The processing method of map service process in a kind of mobile phone network navigation - Google Patents
The processing method of map service process in a kind of mobile phone network navigation Download PDFInfo
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Abstract
The present invention discloses a kind of processing method that realizes the map service process of mobile phone network navigation on the professional navigation mobile phone of built-in gps satellite navigation system, based on one existing be the center navigation system of Core Feature with the voice suggestion, by on mobile phone terminal, increasing interactive POI function of search and displayed map download function server, realize that one is Core Feature and the mobile phone network navigation system that can show true map at mobile phone terminal with the voice suggestion.
Description
Technical field
The present invention relates to the processing method of map service process in a kind of mobile phone network navigation.
Technical background
The development of the traditional vehicle that continues mounted terminal navigation, the mobile phone navigation begins to rise, and increasing cellphone subscriber is experiencing the infinite glamour of mobile phone navigation.Enter 2007, the GPS function is done one's utmost to praise highly by cell phone manufacturer, the P800 of Dopod at the beginning of the year, the N95 of Nokia, add the P903 that UTStarcom issues to a high-profile, various GPS smart mobile phones expose in succession, and a home-made cellphone manufacturer to slow half bat of technology innovation also launches an attack without restraint in this field.GPS is continue the another innovative function of taking turns mobile phone update upsurge of taking pictures, causing after the music, is called the 3G epoch " application of killer's level " by people.With echo mutually in mobile phone terminal market be, China Mobile and two big operators of CHINAUNICOM are also in the navigation of Denver Nuggets mobile phone, and some Wap websites map web site that also released one after another.These are the epitome in wireless navigation market, and along with the arrival in 3G epoch, mobile navigation market has begun the innovation Great War of a new round.
Mobile phone navigation at present mainly contains two kinds of forms: a kind of professional mobile phone that is to use built-in gps satellite navigation system, finish the GPS service by the operator website, the network traffics that produce in use expense return mobile operator all, the information service expense then by operator and content supplier by a certain percentage interests be divided into.Industrial chain each side can both benefit in this method, but because the chip price of upstream is high, causes mobile phone downward price adjustment space limited.Estimate that according to the insiders will at first launch the war of GPS chip price this year between upstream chip enterprise, could stimulate the scale of mobile phone products to release subsequently.
Another kind of more easy method is a surfing Internet with cell phone, and login provides the WAP site of electronic chart service.Common website can adopt the mode of literal to tell you to where needing to take what public transit vehicle, where changing subway etc. into; Any WAP website of specialty as the 3G door, can both provide the map in city in all parts of the country.Because the surfing Internet with cell phone terminal is popularized at present, the surfing Internet with cell phone exclusive monthly fee is material benefit relatively, and cell phone map has become popular the application.Google and Yahoo have all increased the mobile phone navigation feature in the Map Services of own website, auto makers such as BMW, Ford have also added the cellular service space in its new product, and the wireless the Internet site of opening cell phone map at present is more and more.
In above-mentioned two kinds of mobile phone navigation application, the professional navigation mobile phone of first kind of built-in gps satellite navigation system can be divided into two kinds again: a kind of is that map datum directly is stored on the storage card of mobile phone, and the function relevant with navigation path planning with the map demonstration can directly be finished at the mobile phone end; A kind of is that map datum is stored in certain public network operation service centre, and the mobile phone end need carry out navigation Service from GPRS network download displayed map and guidance path.Preceding a kind of mobile phone navigation can claim that mobile phone is a self-contained navigation, and a kind of mobile phone navigation in back can be described as mobile phone network navigation.
Existing is the center navigation system of Core Feature with the voice suggestion, can do one herein and simply introduce with reference to some existing known system.This system comprises following software equipment altogether: NM server, navigation server, path computation service device, dynamic topology server, IVR voice server, message search server, look into car web server, webmaster terminal, operating terminal, GPRS front end processor, note front end processor on the net.Wherein have: navigation server with the closely-related equipment of center navigation feature, the path computation service device, the IVR voice server, the GPRS front end processor, the GPRS front end processor is mainly used in the data communication of navigation terminal and center navigation system, the IVR voice server is mainly used in the accepted user phone, manually in system, determine the destination of navigation for the user by seat personnel, the path computation service device is used to accept the navigation requests from navigation server, the feasible navigation way of planning between known terminus, at last the result is returned to navigation server, navigation server is mainly used in the navigation requests of handling navigation terminal, set up soft load-balancing mechanism simultaneously, to issue a plurality of path computation service devices from the navigation requests average mark of a plurality of navigation terminals, will be transmitted to navigation terminal from the navigation way of path computation service device then.Navigation terminal will be according to the guidance path that receives, and the crossing that needs are reminded shifts to an earlier date voice broadcast, can also draw out abstract crossing shape auxiliary judgment with turning to according to the bifurcated at crossing simultaneously.
On mobile phone, directly set up and the common similar embedded software of network type vehicle mounted guidance terminal, the navigation mobile phone that can directly obtain to carry out network navigation, promptly existing vehicle-mounted networking navigation system can directly be used as the mobile phone network navigation system.
Although more existing vehicle-mounted networking navigation system can directly be used as the mobile phone network navigation system, but be inappropriate for the cellphone subscriber, because cellphone subscriber's quantity is huge, use the IVR voice server in system, to import the capacity of navigation destination with serious restriction system by the extremely limited operator attendance assisted user of quantity, the cellphone subscriber experiences navigation simultaneously will higher requirement, because more existing vehicle-mounted networking navigation system often only possess outstanding voice broadcast prompt facility and abstract crossing shape shows, lack real-time true map and show.Therefore, can not satisfy cellphone subscriber's requirement fully, need new function to add.
Summary of the invention
The present invention aims to provide a kind of processing method that realizes map service process in the mobile phone network navigation on the professional navigation mobile phone of built-in gps satellite navigation system.
The processing method of map service process in a kind of mobile phone network navigation of the present invention, equipment is made up of navigation mobile phone and navigation center, and navigation center comprises navigation server, map Download Server, path computation service device and map cutting server; Comprise following step:
(1), mobile phone terminal sends the navigation path planning request by the navigation server at GPRS network navigation center, near the map of while map Download Server application starting point;
(2), navigation server transmits navigation requests from mobile phone terminal to the path computation service device, the map Download Server to map cutting server forwards from the specified point of mobile phone terminal near the map download request;
(3), navigation server collected the guidance path of this planning from the path computation service device, buffer memory guidance path data do not discharge, and use in order to the request of map Download Server, transmit the guidance path data to mobile phone terminal simultaneously, mobile phone terminal is prepared Voice Navigation; The map Download Server has been collected from map cutting server and has been specified near the starting point behind the map datum, is transmitted to mobile phone terminal, and mobile phone terminal shows near the map sheet of specifying starting point;
(4), collecting guidance path data by GPRS network from navigation center when mobile phone terminal finishes the beginning Voice Navigation;
(5), mobile phone terminal is to the omnidistance general view of map Download Server request;
(6), after the map Download Server receives omnidistance general view request, then to this buffer memory the navigation server request guidance path data of guidance path data;
(7), navigation server mails to the guidance path data of buffer memory the map Download Server of request;
(8), after the map Download Server guidance path data of collecting appointment finish, calculate the minimum boundary rectangle of this guidance path, from the map storage, detect the map display element that is positioned at this longitude and latitude rectangle and be issued to mobile phone terminal; Simultaneously, calculate the map sheet rectangular set that obtains by current phone screen size and displaying ratio chi cutting guidance path, and send to mobile phone terminal;
(9), after mobile phone terminal receives all map display element data of omnidistance general view, show general view;
And the map Download Server sends video data to mobile phone terminal and downloads the agreement that finishes and also finish and the communicating by letter of mobile phone terminal.
Described map Download Server sends the guidance path data and comprises the steps: to mobile phone terminal
(1), calculate the map sheet rectangular set that obtains by current phone screen size and displaying ratio chi cutting guidance path, and each map sheet rectangle is numbered by the cutting sequence along the guidance path direct of travel, numbering is since 1;
(2), the initial map sheet ID of mobile phone terminal initialization current request is 1;
(3), mobile phone terminal sends continuous many map sheets download protocol to the map Download Server: field comprises that this downloads initial map sheet ID, this downloads the map sheet number;
(4), after this map Download Server receives this agreement, at first download initial map sheet ID and judge currently whether also have the map sheet data that do not pass down, if do not have, then change step 9 and finish according to this;
(5), according to this download initial map sheet ID, this is downloaded map sheet and counts n and generate n map and cut task, cut the map sheet rectangular set that guidance path obtains by current phone screen size and displaying ratio chi, can specify concrete geographical longitude and latitude scope again for each cutting task, send n map cutting request protocol to map cutting server at last: comprise map sheet ID and map sheet rectangle longitude and latitude;
(6), this map cutting server carries out data retrieval according to map sheet rectangle longitude and latitude, and result for retrieval is turned to binary data stream according to the attribute field generic sequence of each map display element definition, mails to mobile phone terminal by the transfer of map Download Server again;
(7), when mobile phone terminal is whenever received all data of a complete map sheet, the initial map sheet ID of current request should be increased by 1;
(8), mobile phone terminal presses in the guidance path moving process, judges whether to change over to next map sheet always and shows, map sheet number that residue shows as yet is not enough when not a certain amount of when determining, and changes step 3;
(9), the map Download Server sends video data to mobile phone terminal and downloads the agreement that finishes, finish and the communicating by letter of mobile phone terminal.
Described navigation path planning request comprises the start, end longitude and latitude.
Described guidance path data comprise the server identification information and the guidance path sequence number of navigation server.
Described omnidistance general view refers to the map video data that comprises in the minimum external geographical longitude and latitude rectangle in full bar navigation path.
After adopting the present invention, as long as based on one existing be the center navigation system of Core Feature with the voice suggestion, by on mobile phone terminal, increasing the interactive POI (abbreviation of " Point ofInterest ", can translate into " point of interest ", each POI comprises cubic surface information, title, classification, longitude, latitude) function of search and displayed map download function server, just can realize that one is Core Feature and the mobile phone network navigation system that can show true map at mobile phone terminal with the voice suggestion, can satisfy cellphone subscriber's requirement fully.
Description of drawings
Fig. 1 is the path planning example schematic among the present invention;
The example schematic of the video data that the belt-like zone that Fig. 2 shows for mobile phone terminal among the present invention is interior;
The example schematic of Fig. 3 among the present invention the demonstration map sheet that sends to mobile phone terminal being cut;
Working state of system schematic diagram when Fig. 4 sends navigation programming request and starting point map download request for mobile phone terminal among the present invention;
Working state of system schematic diagram when Fig. 5 sends the map download request for mobile phone terminal among the present invention.
Embodiment
The invention provides the processing method of map service process in a kind of mobile phone network navigation, can on mobile phone terminal, realize the center cluster formula navigation feature that shows with true map.
Realization principle of the present invention:
1, the mobile phone network navigation function mainly shows as two aspects among the present invention, and one is voice broadcast, and two is the true map demonstration in the traveling process.Wherein voice broadcast function can directly obtain from original center cluster formula navigation system, and supports the function that true map shows, the present invention need increase the map Download Server and realize in original center cluster formula navigation system.
2, in line with the principle that reduces the Function Coupling degree, mobile phone terminal continues the reciprocal process of reservation and original center cluster formula navigation system.The present invention inserts some new agreements on this basis and newly-increased map Download Server carries out alternately, and makes this interactive action and originally do not interact each other alternately.
When 3, the navigation server of navigation center mails to mobile phone preparation Voice Navigation with the guidance path data, server identification information, the guidance path sequence number that need comprise navigation server, reason is that navigation center can place a plurality of navigation servers, when asking displayed map in the mobile phone terminal traveling process, the map Download Server need know which platform navigation server the guidance path of this mobile phone terminal is buffered in.
4, because the display map data amount is bigger, and it is little often to switch to the possibility that the geographical position away from guidance path shows in the navigation procedure, if there is this generic request, and near the agreement of displayed map can realizing pointedly again asking a bit.Suppose paths planning as shown in Figure 1.
According to shown in Figure 1, only need the video data in the download navigation path periphery certain limit to get final product, what finally need be issued to mobile phone terminal is video data in the ribbon zone, as shown in Figure 2.
Issue but be difficult to do effective cutting, therefore actually take following way as the belt-like zone of Fig. 2:
Promptly adopt the mobile phone screen size in corresponding displaying ratio chi (unit: the geographical longitude and latitude rectangle of representative degree/pixel), cut along guidance path, the geographical longitude and latitude rectangular set that requires cutting to obtain can cover this bar navigation path fully, and do not produce overlapping each other, as shown in Figure 3.
5, consider the speed of download problem of wireless network, in navigation procedure, may depart from simultaneously, can not disposable download finish along near the map sheets all route.Because, for long navigation way, mobile phone terminal is disposable have been downloaded map sheet data all on the route from service centre and need consume the more time, when departing from, having downloaded the map sheet data that finish will all go out of use, the easily waste of enlargement discharge, therefore, mobile phone terminal is downloaded displayed map and is taked the mode in batches downloaded one by one.
6, download two kinds of main branches at present, a kind of is to be that mobile phone screen map datum in the corresponding single geographical longitude and latitude rectangular area under certain engineer's scale is downloaded at the center to specify the longitude and latitude point, and a kind of being meant fixed the disposable map sheet quantity downloaded of needing of the initial sheet designation that carries and this.The former be mainly used in the path for download finish before in advance near the map the download navigation starting point show that the latter is used for navigation procedure and downloads displayed map along guidance path.
7, when guidance path is clear and definite, can cut out some continuous map sheets along this path, they can be according to the order of advancing from 1 beginning serial number, and each initial sheet designation of downloading promptly refers to last time to download from which map sheet.Once the map sheet quantity of Xia Zaiing may be greater than 1, and purpose is suitably to carry out buffer memory, and the instant data download of needs when avoiding mobile phone location to move causing switching map sheet to show causes the level and smooth inadequately problem of switching effect easily.
The processing method of map service process in a kind of mobile phone network navigation of the present invention mainly comprises following step:
1, mobile phone terminal sends the navigation path planning request by the navigation server at GPRS network navigation center, and this navigation requests comprises the start, end longitude and latitude; Mobile phone terminal is near the map of map Download Server application starting point at navigation center simultaneously, as shown in Figure 4;
2, the navigation server of navigation center is to the navigation requests of path computation service device forwarding from mobile phone terminal, and the map cutting server forwards at map Download Server navigation center is near the map download request specified point of mobile phone terminal;
3, as shown in Figure 5, the navigation server of navigation center has been collected the guidance path data of this planning from the path computation service device, and these guidance path data of buffer memory do not discharge, use in order to the request of map Download Server, transmit the guidance path data to mobile phone terminal simultaneously, the server identification information, the guidance path sequence number that comprise navigation server, this mobile phone terminal is prepared Voice Navigation; The map Download Server has been collected from map cutting server and has been specified near the starting point behind the map datum, is transmitted to mobile phone terminal, and mobile phone terminal shows near the map sheet of specifying starting point;
4, collect guidance path data by GPRS network from navigation center when mobile phone terminal and finish, the beginning Voice Navigation;
5, mobile phone terminal is to the omnidistance general view of map Download Server request (specifying map sheet ID in agreement is 0), i.e. the map video data that comprises in the minimum external geographical longitude and latitude rectangle in full bar navigation path;
6, after the map Download Server is received omnidistance general view request, known buffer memory before the navigation server device id of guidance path calculation result data, then to this navigation server request guidance path;
7, this navigation server mails to the guidance path data of buffer memory the map Download Server of request;
8, after this map Download Server guidance path of collecting appointment finishes, calculate the minimum boundary rectangle of this guidance path, from the map storage, detect the map display element that is positioned at this longitude and latitude rectangle and be issued to mobile phone terminal; Simultaneously, calculate the map sheet rectangular set that obtains by current phone screen size and displaying ratio chi cutting guidance path, and each map sheet rectangle is numbered by the cutting sequence along the guidance path direct of travel, numbering is since 1;
9, after mobile phone terminal receives all map display element data of omnidistance general view, show general view;
10, the initial map sheet ID of mobile phone terminal initialization current request is 1;
11, mobile phone terminal sends continuous many map sheets download protocol to the map Download Server: field comprises that this downloads initial map sheet ID, this downloads the map sheet number;
12, after this map Download Server is received this agreement, at first download initial map sheet ID and judge the current map sheet data that do not pass down that whether also have,, then change step 17 and finish as if not having according to this;
13, according to this download initial map sheet ID, this is downloaded map sheet and counts n and generate n map and cut task, according to the map sheet rectangular set that obtains by current phone screen size and displaying ratio chi cutting guidance path in the step 8, can specify concrete geographical longitude and latitude scope again for each cutting task, send n map cutting request protocol to map cutting server at last: comprise map sheet ID and map sheet rectangle longitude and latitude;
14, this map cutting server carries out data retrieval according to map sheet rectangle longitude and latitude, and result for retrieval is turned to binary data stream according to the attribute field generic sequence that each map display element defines, and mails to mobile phone terminal by the transfer of map Download Server again;
When 15, mobile phone terminal is whenever received all data of a complete map sheet, the initial map sheet ID of current request should be increased by 1;
16, mobile phone terminal is pressed in the guidance path moving process, judges whether to change over to next map sheet always and shows, map sheet number that residue shows as yet is not enough when not a certain amount of (for example last less than 3 width of cloth) when determining, and changes step 11;
17, the map Download Server sends video data to mobile phone terminal and downloads the agreement that finishes, and finishes and the communicating by letter of mobile phone terminal.
Claims (5)
1, the processing method of map service process in a kind of mobile phone network navigation, it is characterized in that: equipment is made up of navigation mobile phone and navigation center, and navigation center comprises navigation server, map Download Server, path computation service device and map cutting server; Comprise following step:
(1), mobile phone terminal sends the navigation path planning request by the navigation server at GPRS network navigation center, near the map of while map Download Server application starting point;
(2), navigation server transmits navigation requests from mobile phone terminal to the path computation service device, the map Download Server to map cutting server forwards from the specified point of mobile phone terminal near the map download request;
(3), navigation server has been collected the guidance path of this planning from the path computation service device, these guidance path data of buffer memory do not discharge, use in order to the request of map Download Server, transmit the guidance path data to mobile phone terminal simultaneously, this mobile phone terminal is prepared Voice Navigation; The map Download Server has been collected from map cutting server and has been specified near the starting point behind the map datum, is transmitted to mobile phone terminal, and mobile phone terminal shows near the map sheet of specifying starting point;
(4), collecting guidance path data by GPRS network from navigation center when mobile phone terminal finishes the beginning Voice Navigation;
(5), mobile phone terminal is to the omnidistance general view of map Download Server request;
(6), after the map Download Server receives omnidistance general view request, to this buffer memory the navigation server request guidance path data of guidance path data;
(7), this navigation server mails to the guidance path data of buffer memory the map Download Server of request;
(8), after this map Download Server guidance path data of collecting appointment finish, calculate the minimum boundary rectangle of this guidance path, from the map storage, detect the map display element that is positioned at this longitude and latitude rectangle and be issued to mobile phone terminal; Simultaneously, calculate the map sheet rectangular set that obtains by current phone screen size and displaying ratio chi cutting guidance path, and send to mobile phone terminal;
(9), after mobile phone terminal receives all map display element data of omnidistance general view, show general view;
And the map Download Server sends video data to mobile phone terminal and downloads the agreement that finishes and also finish and the communicating by letter of mobile phone terminal.
2, the processing method of map service process in a kind of mobile phone network navigation according to claim 1 is characterized in that described map Download Server sends the guidance path data and comprises the steps: to mobile phone terminal
(1), calculate the map sheet rectangular set that obtains by current phone screen size and displaying ratio chi cutting guidance path, and each map sheet rectangle is numbered by the cutting sequence along the guidance path direct of travel, numbering is since 1;
(2), the initial map sheet ID of mobile phone terminal initialization current request is 1;
(3), mobile phone terminal sends continuous many map sheets download protocol to the map Download Server: field comprises that this downloads initial map sheet ID, this downloads the map sheet number;
(4), after this map Download Server receives this agreement, at first download initial map sheet ID and judge currently whether also have the map sheet data that do not pass down, if do not have, then change step 9 and finish according to this;
(5), according to this download initial map sheet ID, this is downloaded map sheet and counts n and generate n map and cut task, cut the map sheet rectangular set that guidance path obtains by current phone screen size and displaying ratio chi, can specify concrete geographical longitude and latitude scope again for each cutting task, send n map cutting request protocol to map cutting server at last: comprise map sheet ID and map sheet rectangle longitude and latitude;
(6), this map cutting server carries out data retrieval according to map sheet rectangle longitude and latitude, and result for retrieval is turned to binary data stream according to the attribute field generic sequence of each map display element definition, mails to mobile phone terminal by the transfer of map Download Server again;
(7), when mobile phone terminal is whenever received all data of a complete map sheet, the initial map sheet ID of current request should be increased by 1;
(8), mobile phone terminal presses in the guidance path moving process, judges whether to change over to next map sheet always and shows, map sheet number that residue shows as yet is not enough when not a certain amount of when determining, and changes step 3;
(9), the map Download Server sends video data to mobile phone terminal and downloads the agreement that finishes, finish and the communicating by letter of mobile phone terminal.
3, the processing method of map service process in a kind of mobile phone network navigation according to claim 1, it is characterized in that: described navigation path planning request comprises the start, end longitude and latitude.
4, the processing method of map service process in a kind of mobile phone network navigation according to claim 1 is characterized in that: described guidance path data comprise the server identification information and the guidance path sequence number of navigation server.
5, the processing method of map service process in a kind of mobile phone network navigation according to claim 1, it is characterized in that: described omnidistance general view refers to the map video data that comprises in the minimum external geographical longitude and latitude rectangle in full bar navigation path.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101917459A (en) * | 2010-07-21 | 2010-12-15 | 宇龙计算机通信科技(深圳)有限公司 | Cartographic information transmission and display method, a cartographic information transmission and display system, terminal and server |
| CN101977208A (en) * | 2010-09-29 | 2011-02-16 | 无锡中星微电子有限公司 | Navigation service system |
| CN102446203A (en) * | 2010-10-13 | 2012-05-09 | 北京高维信诚资讯有限公司 | Method and device for obtaining map |
| CN103389102A (en) * | 2012-05-11 | 2013-11-13 | 纬创资通股份有限公司 | Navigation method, navigation system and map data downloading method for navigation |
| CN106330814A (en) * | 2015-06-16 | 2017-01-11 | 阿里巴巴集团控股有限公司 | Method and device for displaying detail information of target object |
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| CN101917459A (en) * | 2010-07-21 | 2010-12-15 | 宇龙计算机通信科技(深圳)有限公司 | Cartographic information transmission and display method, a cartographic information transmission and display system, terminal and server |
| CN101917459B (en) * | 2010-07-21 | 2014-04-09 | 宇龙计算机通信科技(深圳)有限公司 | Cartographic information transmission and display method, cartographic information transmission and display system, terminal and server |
| CN101977208B (en) * | 2010-09-29 | 2014-01-08 | 无锡中星微电子有限公司 | Navigation service system |
| CN101977208A (en) * | 2010-09-29 | 2011-02-16 | 无锡中星微电子有限公司 | Navigation service system |
| CN102446203A (en) * | 2010-10-13 | 2012-05-09 | 北京高维信诚资讯有限公司 | Method and device for obtaining map |
| CN103389102A (en) * | 2012-05-11 | 2013-11-13 | 纬创资通股份有限公司 | Navigation method, navigation system and map data downloading method for navigation |
| US20130304373A1 (en) * | 2012-05-11 | 2013-11-14 | Tsai-Yuan Kuo | Navigation method, navigation system and map data downloading method for navigation |
| TWI475192B (en) * | 2012-05-11 | 2015-03-01 | Wistron Corp | Navigation method, navigation system and map data downloading metnod for navigation |
| CN106330814A (en) * | 2015-06-16 | 2017-01-11 | 阿里巴巴集团控股有限公司 | Method and device for displaying detail information of target object |
| CN108156576A (en) * | 2016-12-02 | 2018-06-12 | 北京京东尚科信息技术有限公司 | A kind of business handling guidance method and device based on indoor navigation |
| CN109471983A (en) * | 2017-09-08 | 2019-03-15 | 北京京东尚科信息技术有限公司 | Information output method and device |
| CN112367531A (en) * | 2020-10-30 | 2021-02-12 | 腾讯科技（深圳）有限公司 | Video stream display method, processing method and related equipment |
| CN112367531B (en) * | 2020-10-30 | 2021-08-27 | 腾讯科技（深圳）有限公司 | Video stream display method, processing method and related equipment |
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Open date: 20091223 |