CN101207880A - Mobile phone indicating guidance system based on server client machine mode - Google Patents
Mobile phone indicating guidance system based on server client machine mode Download PDFInfo
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- CN101207880A CN101207880A CNA2007101950641A CN200710195064A CN101207880A CN 101207880 A CN101207880 A CN 101207880A CN A2007101950641 A CNA2007101950641 A CN A2007101950641A CN 200710195064 A CN200710195064 A CN 200710195064A CN 101207880 A CN101207880 A CN 101207880A
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Abstract
The invention discloses a mobile phone navigation system based on server-client mode, which comprises a client including a mobile phone and a Java program; a navigation server including a data receiving and emitting unit, a data analyzing unit (encoding), a data read-write unit and a GIS processing system. The method includes the steps of: installing the Java program on the mobile phone; running Java program and inputting request data containing coordinates information, sending to the navigation system via the mobile phone communications network; receiving the request data via the data receiving and emitting unit of the navigation server and sending to the data analyzing unit; analyzing through the data analyzing unit, and sending the analysis result to the data read-write unit; sending the analyzed data to the GIS processing system via the data read-write unit. The GIS processing system invokes the GIS database to compare the coordinates information in the data and locate, and then searches and calculates according to the request information in the data; the result obtained is re-encoded and sent back to the mobile phone reversely according to the request routine; the Java program on the mobile phone calculates and decodes the received data, and outputs the final result to the mobile phone in order to realize the mobile phone navigation.
Description
Technical field
The present invention relates to a kind of airmanship, be specifically related to a kind of mobile phone indicating guidance system based on server-client mode.
Background technology
Along with the development of social information's technology, wireless communication field is also in continuous progress, and the mobile phone that is used for radio communication has become the indispensable communication products of daily life, and the function of mobile phone is also along with the innovation of technology is being updated.Cellphone multimedia, multifunctional application are popularized gradually, have catered to people to the mobile phone multiple demands.Wherein, use mobile phone to position and navigate and also become one of demand of people adversary's machine multifunctional.
China is vast in territory, has the geography information of magnanimity, and along with the great development of economy, also perfect day by day, traffic route also becomes increasingly complex for city and rural road construction.Only can't obtain geography information and traffic route in more detail with paper map.So, map and navigation system have occurred based on electronic information along with the development of geographical science, computer technology, remote sensing technology and radio communication.At present, domestic main mobile phone location navigation mode has two kinds: a kind of mobile phone of integrating GPS (global positioning system) module that is to use, locate by electronic chart, built-in navigation software and satellite-signal combination or by navigation center, this mode need be integrated the mobile phone of GPS module, and common cellphone user needs higher upgrade cost; Another is the location and navigation technology based on the mobile communication network that communication common carrier is released, and this mode can not provide accurate localization information, thereby make this location navigation mode not reach desirable effect owing to be subjected to the restriction of technology and equipment.And above-mentioned location navigation mode makes service process produce the lot of data flow owing to will keep data to exchange coordinate with reporting mobile phone terminal with navigation server always, reduced the efficient of serving and the data in mobile phone disposal ability is had higher requirement.
Java:Java is the cross platform program language that is developed out by Sun Microsystems, Inc., and J2ME wherein is the developing application that is used for embedded system device in the Java technology, at present most of mobile phones on the market are all built-in Java cell phone software platform.
GIS:GIS (geographic information system) is a GIS-Geographic Information System.Characteristics such as compare with paper map, generalized information system has detailed geographic information database, and having can be alternately, data are accurately abundant.GIS has had application widely in a plurality of fields.
Bluetooth (Bluetooth): bluetooth is the open-standards of a kind of wireless data and voice transfer.The most of built-in blue-tooth device of middle and high end mobile phone in the market.
Summary of the invention
The present invention is directed to the shortcoming of above-mentioned mobile phone location and navigation technology, provide a kind of and make mobile phone realize the system that shows the way and navigate based on server-client mode.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of mobile phone indicating guidance system based on server-client mode, comprising:
Client comprises mobile phone, java applet; Navigation server comprises Data Receiving transmitting element, data parsing unit (coding), date read-write cell, GIS treatment system, and java applet is installed on mobile phone; The input of operation java applet comprises the request msg of coordinate information, sends to navigation server by the mobile communication network; Data Receiving transmitting element by the navigation server end receives request msg and is sent to the data parsing unit; Resolve by the data parsing unit, and analysis result is sent to date read-write cell; Data after will being resolved by date read-write cell are sent to the GIS treatment system, the GIS treatment system is called the GIS database and at first the coordinate information in the data is compared the location, retrieve and computing according to the solicited message in the data again, and behind the recompile as a result that will obtain according to the reverse mobile phone that sends to of request path, the java applet on the mobile phone carries out computing decoding and final result is outputed to mobile phone to realize the mobile phone indicating navigation the data that receive.
In the above-mentioned technical scheme that adopts of the present invention, further comprising the steps of, comprising:
The Data Receiving transmitting element is a multithreading, can receive simultaneously to send a plurality of request of data and analysis result.
When client had request, navigation server judged at first whether this client is installed or the client java applet correctly is installed, as the client java applet is not installed, and whether navigation server can return information and download and install with the prompting user.
After navigation server end data resolution unit receives request msg, can judge the form of request msg, be not inconsistent as form, then generate information by navigation server end data resolution unit, send to client mobile phone by the Data Receiving transmitting element, the prompting user imports request msg according to correct format.After navigation server end data resolution unit receives the request msg of client mobile phone correct format, judge the type of request msg, call corresponding analytic method according to the request msg type and resolve this request msg.
Another object of the present invention is to realize like this, construct the dynamic indicating guidance system of a kind of mobile phone based on the server client pattern, comprise: aforesaid navigation server, integrate bluetooth, the mobile phone of infrared or serial ports reading device or integrated the mobile phone of GPS module, client java applet and any GPS equipment, running client java applet on mobile phone, read the information in the GPS equipment, handle the data that comprise coordinate and movable information that read by the client java applet of installing on the mobile phone, when the user sends request by mobile phone navigation server, the navigation server end carries out computing according to this request msg and with reference to the data that client java applet in the mobile phone obtains, to obtain user's request purpose, and with behind the operation result recompile according to the reverse mobile phone that sends to of request path, the java applet on the mobile phone carries out computing decoding and final result is outputed to mobile phone to realize the mobile phone dynamic navigation the data that receive.
In the mobile phone indicating guidance system based on the server client pattern of the present invention, according to formulating good coding, decipher agreement and carry out recompile, and the data that will meet coding rule are sent to client to described navigation server with GIS treatment system retrieval and operation result.
In the mobile phone indicating guidance system based on the server client pattern of the present invention, described mobile phone is behind the navigation data that shows the way that receives the server transmission, further comprising the steps of, by the client java applet data that receive are deciphered according to the good coding of formulation, decoding agreement, data after the decoding are kept in, with voice or/and multimedia modes such as image are reset temporary voice or figure navigation information.
Implement the mobile phone indicating guidance system based on the server client pattern of the present invention, not only can realize the static state navigation that shows the way, can also realize dynamic navigation, the navigation information that shows the way can be preserved so that utilize once more, and pass through server code, the mode of client decoding has realized data compression, reduced the data traffic in the service process to greatest extent, the efficient and the quality of service have been improved, simultaneously, system and method of the present invention, have excellent economy and convenience, be convenient to promotion and implementation, be characterized in by the most stable, reliably, easy mobile communication mode makes the fastest being accepted by vast cellphone subscriber of the navigation Service that shows the way, and,, also lay a solid foundation for thing followed intelligent transportation road conditions management system for other is that the business of relying on is established good user base with the location-based service gradually by the increase of number of users.
Description of drawings
Below in conjunction with drawings and Examples the present invention is further specified, wherein,
Fig. 1 is the structural representation of indicating guidance system of the present invention;
Fig. 2 is a navigation server end workflow diagram of the present invention;
Fig. 2 A is a navigation server end data resolution unit workflow diagram of the present invention;
Fig. 3 is a client mobile phone workflow diagram of the present invention;
Fig. 3 A is a client java applet structural representation of the present invention;
Fig. 4 is a second embodiment of the invention work schematic diagram;
Embodiment
According to shown in Figure 1, in the present invention's mobile phone indicating guidance system based on the server client pattern of the present invention, comprise client-side 101, mobile phone 102, client java applet 103, navigation server 104, Data Receiving transmitting element 105, data parsing unit 106, date read-write cell 107 and GIS treatment system 108 also comprise GPS module 109 when realizing dynamic navigation.
Utilize mobile phone fit end java applet, communication network by mobile phone, realize showing the way navigation alternately with navigation server, characteristics of the present invention are to realize voice, image, the multiple navigation form that shows the way such as literal, wherein the client java applet is one of core of the present invention, as shown in Figure 3, the Java client-side program is installed on the mobile phone of supporting the Java platform and operation, import by the user or cooperation GPS module by the information input mode of mobile phone, the navigation server sends the navigation requests that shows the way that comprises coordinate information, as shown in Figure 3A, it is the client-side program that utilizes the Java technology to write, the transmission request mode and the navigation data that shows the way can be embodied on the mobile phone intuitively, and can cooperate the GPS module more convenient and obtain the required navigation Service that shows the way in more detail.
As shown in Figure 2, the navigation server end also is one of core of the present invention, on the one hand, the navigation requests that shows the way that its energy multithreading receives from a plurality of clients also can send to client with the navigation results that shows the way simultaneously, on the other hand, it can transfer the information of generalized information system to obtain the certificate of client-requested purpose number, provide the static state navigation Service that shows the way to client, and the navigation requests that shows the way that can cooperate the GPS module to be sent according to client cooperates generalized information system to realize the client dynamic navigation.
Another core of the present invention is the coding of navigation server and client Java client, the decoding agreement, at first client is encoded to the request msg that the user sends according to agreement, after being sent to navigation server, after navigation server calculates navigation results according to this request msg, again according to agreement recompile navigation results and be sent to client, client receives through after the navigation results data of recompile, again by the decoding of client java applet and with voice, the mode of image or literal is embodied on the mobile phone, and, realized the compression of service data by this method.
Wherein, the request of client divides two kinds, with req_street_ID: the destination exact address inquiry of beginning representative of consumer, be mainly and solved user's mistake input in use or the access errors that produces during fuzzy input, improved the accuracy of service.Server receives such request, obtain a series of similar results and return to client by GIS, wait acknowledge one of them; With req_position ID: precision navigation character string query requests represent in beginning, is that client is user's preceding final step that shows the way.The user returns the exact address of coming to the coordinate of self in conjunction with server just and issues server again, server at first obtains the accurate longitude and latitude address of destination by one query by visit GIS, inquire a course by initial once more with the latitude and longitude information destination then, obtain final navigation character string through processing again, and return to client by processing.
Client is divided into three parts from the navigation character string that navigation server obtains: path description; The latitude and longitude coordinates point set; Go to action index, server end at first obtain this machine coordinate and target coordinate from client, cooperate with the GIS treatment system then to generate the navigation character string and send back to client.Client is received after the character string that navigation server beams back, at first cut apart according to punctuate, per three branches are considered to once move all the time, the meaning is the course of action of once turning from keeping straight on, character before first branch is the description on this section way, character between first to second branch is the coordinate point set on this section way, cut apart with comma, a complete latitude and longitude coordinates formed in per two commas, per two coordinate points (four commas) are formed the starting point and the terminal point of straight line, after second branch followed by be the go to action index.
First embodiment of the present invention is installed java applet as shown in Figure 1 on mobile phone; The input of operation java applet comprises the request msg of coordinate information, sends to navigation server by the mobile communication network; Data Receiving transmitting element by the navigation server end receives request msg and is sent to the data parsing unit; Resolve by the data parsing unit, and analysis result is sent to date read-write cell; Data after will being resolved by date read-write cell are sent to the GIS treatment system, the GIS treatment system is called the GIS database and at first the coordinate information in the data is compared the location, retrieve and computing according to the solicited message in the data again, and behind the recompile as a result that will obtain according to the reverse mobile phone that sends to of request path, the java applet on the mobile phone carries out computing decoding and final result is outputed to mobile phone to realize the mobile phone indicating navigation the data that receive.In this process, client mobile phone is initiated the destination fuzzy query to server, and server is handled via generalized information system, and the communication identifier list that obtains sends back to client with the form of String.Client shows the form of return information with drop-down menu, requires the user to select accurate destination address.Client in conjunction with this machine longitude and latitude, sends to server to the accurate destination address that the user selects, and obtains the routing iinformation of point-to-point transmission by generalized information system, and processes again.Because client is limited by the work internal memory, when route is very complicated, that is to say that the mistake that internal memory overflows might take place client when the navigation character string was very large.So the critical size of navigation character string is decided to be 20k.When surpassing critical size, 20k with last operating point of lining as reporting point, and character string issued by the end of segmentation here.That is to say that server is a separation with the operating point to the navigation character string, segmentation is issued to client.Simultaneously, client will be set up reporting point at cut-point, issues following routing iinformation with timely announcement server.
Second embodiment of the present invention as shown in Figure 4, running client java applet on mobile phone, read the information in the GPS equipment, handle the data that comprise coordinate and movable information that read by the client java applet of installing on the mobile phone, when the user sends request by mobile phone navigation server, the navigation server end carries out computing according to this request msg and with reference to the data that client java applet in the mobile phone obtains, to obtain user's request purpose, and with behind the operation result recompile according to the reverse mobile phone that sends to of request path, the java applet on the mobile phone carries out computing decoding and final result is outputed to mobile phone to realize the mobile phone dynamic navigation the data that receive.In this process, mobile phone is received after the character string that server beams back, and at first cuts apart according to punctuate, and per three branches are considered to once move all the time, and the meaning is the course of action of once turning from keeping straight on.Character before first branch is the description on this section way.Character between first to second branch is the coordinate point set on this section way, cuts apart with comma, and a complete latitude and longitude coordinates formed in per two commas, and per two coordinate points (four commas) are formed the starting point and the terminal point of straight line.After second branch followed by be the go to action index.Through above process, client at first couples together the institute that obtains from server a little, and last of every road named a person for a particular job and be equipped with action message.So just, obtained a virtual roadway line chart.Client user's physical location real-time be embodied in this above figure, this has just obtained a virtual map.This map requires and can self rotate, and satisfies this machine of user direction all the time forward, and operating point will have obvious mark.
Although shown and described embodiments of the invention, but the invention is not restricted to the embodiment of foregoing description, corresponding, one skilled in the art should appreciate that, under the situation that does not break away from the principle of the present invention that limits by claim and equivalent thereof and spirit, can change embodiment.
Claims (9)
1. mobile phone indicating guidance system based on server-client mode, comprising: client comprises mobile phone, java applet; Navigation server comprises Data Receiving transmitting element, data parsing unit (coding), date read-write cell, GIS treatment system, and java applet is installed on mobile phone; The input of operation java applet comprises the request msg of coordinate information, sends to navigation server by the mobile communication network; Data Receiving transmitting element by the navigation server end receives request msg and is sent to the data parsing unit; Resolve by the data parsing unit, and analysis result is sent to date read-write cell; Data after will being resolved by date read-write cell are sent to the GIS treatment system, the GIS treatment system is called the GIS database and at first the coordinate information in the data is compared the location, retrieve and computing according to the solicited message in the data again, and behind the recompile as a result that will obtain according to the reverse mobile phone that sends to of request path, the java applet on the mobile phone carries out computing decoding and final result is outputed to mobile phone to realize the mobile phone indicating navigation the data that receive.
2. according to claim 1, wherein server end Data Receiving transmitting element is a multithreading, can receive simultaneously to send a plurality of request of data and analysis result.
3. according to claim 1, after wherein server end data parsing unit receives request msg, can judge the form of request msg, be not inconsistent as form, then generate information by navigation server end data resolution unit, send to client mobile phone by the Data Receiving transmitting element, the prompting user imports request msg according to correct format, after navigation server end data resolution unit receives the request msg of client mobile phone correct format, judge the type of request msg, call corresponding analytic method according to the request msg type and resolve this request msg.
4. according to claim 1, according to formulating good coding, decipher agreement and carry out recompile, and the data that will meet coding rule are sent to client to described navigation server with GIS treatment system retrieval and operation result.
5. according to claim 1, the client java applet is deciphered according to the good coding of formulation, decoding agreement the data that receive, data after the decoding are kept in, with voice or/and multimedia modes such as image are reset temporary voice or figure navigation information.
6. dynamic indicating guidance system of the mobile phone based on the server client pattern, comprise: aforesaid navigation server, integrate bluetooth, the mobile phone of infrared or serial ports reading device or integrated the mobile phone of GPS module, client java applet and any GPS equipment, running client java applet on mobile phone, read the information in the GPS equipment, handle the data that comprise coordinate and movable information that read by the client java applet of installing on the mobile phone, when the user sends request by mobile phone navigation server, the navigation server end carries out computing according to this request msg and with reference to the data that client java applet in the mobile phone obtains, to obtain user's request purpose, and with behind the operation result recompile according to the reverse mobile phone that sends to of request path, the java applet on the mobile phone carries out computing decoding and final result is outputed to mobile phone to realize the mobile phone dynamic navigation the data that receive.
7. according to claim 1 and claim 6, the request of described client divides two kinds, with req_street_ID: the destination exact address inquiry of beginning representative of consumer, be mainly solution user mistake in use and imported or blured the access errors of generation when importing, improved the accuracy of service, server receives such request, obtain a series of similar results and return to client by GIS, wait acknowledge one of them; With req_position_ID: precision navigation character string query requests is represented in beginning, be that client is the final step before the user shows the way, the user returns the exact address of coming to the coordinate of self in conjunction with server just and issues server again, server at first obtains the accurate longitude and latitude address of destination by one query by visit GIS, inquire a course by initial once more with the latitude and longitude information destination then, obtain final navigation character string through processing again, and return to client by processing.
8. according to claim 1 and claim 6, client is divided into three parts from the navigation character string that navigation server obtains: path description; The latitude and longitude coordinates point set; The go to action index, server end at first obtains this machine coordinate and target coordinate from client, cooperate with the GIS treatment system then and generate the navigation character string and send back to client, client is received after the character string that navigation server beams back, at first cut apart according to punctuate, per three branches are considered to once move all the time, the meaning is the course of action of once turning from keeping straight on, character before first branch is the description on this section way, character between first to second branch is the coordinate point set on this section way, cut apart with comma, a complete latitude and longitude coordinates formed in per two commas, per two coordinate points (four commas) are formed the starting point and the terminal point of straight line, after second branch followed by be the go to action index.
9. according to claim 1 and claim 6, client mobile phone is initiated the destination fuzzy query to server, server is handled via generalized information system, the communication identifier list that obtains, form with String sends back to client, client shows the form of return information with drop-down menu, require the user to select accurate destination address, the accurate destination address that client is selected the user, in conjunction with this machine longitude and latitude, send to server, and obtain the routing iinformation of point-to-point transmission by generalized information system, and processing again, because client is limited by the work internal memory, when route is very complicated, that is to say that the mistake that internal memory overflows might take place client when the navigation character string was very large, so the critical size of navigation character string is decided to be 20k, when surpassing critical size, 20k with last operating point of lining as reporting point, and character string issued by the end of segmentation here, that is to say, server is the navigation character string, with the operating point is separation, and segmentation is issued to client, simultaneously, client will be set up reporting point at cut-point, issues following routing iinformation with timely announcement server.
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| CNA2007101950641A CN101207880A (en) | 2007-12-11 | 2007-12-11 | Mobile phone indicating guidance system based on server client machine mode |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102155946A (en) * | 2010-02-11 | 2011-08-17 | 上海博泰悦臻电子设备制造有限公司 | Vehicle-mounted terminal |
| CN103067854A (en) * | 2011-10-21 | 2013-04-24 | 昆山研达电脑科技有限公司 | Mobile phone navigation method and mobile phone navigation method system based on terminal computing |
| CN103618826A (en) * | 2013-11-25 | 2014-03-05 | 深圳市航盛电子股份有限公司 | Method for cell phone application to start vehicle-mounted navigator through 3G passage |
| CN104412256A (en) * | 2012-07-02 | 2015-03-11 | 微软公司 | Generating localized user interfaces |
| CN106382929A (en) * | 2016-12-12 | 2017-02-08 | 青岛理工大学 | Reverse navigation system |
| CN106767802A (en) * | 2016-12-12 | 2017-05-31 | 青岛理工大学 | A kind of reverse air navigation aid |
| CN107655474A (en) * | 2017-10-11 | 2018-02-02 | 上海展扬通信技术有限公司 | A kind of air navigation aid and navigation system based on intelligent terminal |
| CN110849375A (en) * | 2019-12-06 | 2020-02-28 | 湖南易见源科技有限公司 | Short-distance navigation method in area without navigation information |
-
2007
- 2007-12-11 CN CNA2007101950641A patent/CN101207880A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102155946A (en) * | 2010-02-11 | 2011-08-17 | 上海博泰悦臻电子设备制造有限公司 | Vehicle-mounted terminal |
| CN103067854A (en) * | 2011-10-21 | 2013-04-24 | 昆山研达电脑科技有限公司 | Mobile phone navigation method and mobile phone navigation method system based on terminal computing |
| CN104412256A (en) * | 2012-07-02 | 2015-03-11 | 微软公司 | Generating localized user interfaces |
| CN103618826A (en) * | 2013-11-25 | 2014-03-05 | 深圳市航盛电子股份有限公司 | Method for cell phone application to start vehicle-mounted navigator through 3G passage |
| CN103618826B (en) * | 2013-11-25 | 2015-04-22 | 深圳市航盛电子股份有限公司 | Method for cell phone application to start vehicle-mounted navigator through 3G passage |
| CN106382929A (en) * | 2016-12-12 | 2017-02-08 | 青岛理工大学 | Reverse navigation system |
| CN106767802A (en) * | 2016-12-12 | 2017-05-31 | 青岛理工大学 | A kind of reverse air navigation aid |
| CN106382929B (en) * | 2016-12-12 | 2019-10-01 | 青岛理工大学 | A kind of reverse navigation system |
| CN106767802B (en) * | 2016-12-12 | 2019-11-22 | 青岛理工大学 | A kind of reverse air navigation aid |
| CN107655474A (en) * | 2017-10-11 | 2018-02-02 | 上海展扬通信技术有限公司 | A kind of air navigation aid and navigation system based on intelligent terminal |
| CN110849375A (en) * | 2019-12-06 | 2020-02-28 | 湖南易见源科技有限公司 | Short-distance navigation method in area without navigation information |
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Application publication date: 20080625 |