CN1480359A - Method for intelligent navigation and device - Google Patents
Method for intelligent navigation and device Download PDFInfo
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- CN1480359A CN1480359A CNA03149238XA CN03149238A CN1480359A CN 1480359 A CN1480359 A CN 1480359A CN A03149238X A CNA03149238X A CN A03149238XA CN 03149238 A CN03149238 A CN 03149238A CN 1480359 A CN1480359 A CN 1480359A
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Abstract
An intelligent pilot method and equipment for vehicle is disclosed. The real-time path information is input to system database by the road condition acquiring persons via PC and LAN. The database server can process the traffic information, path information, map associated information and system records and store them in database. Said information is transmitted to autonomous pilot terminal receiver via Internet. The terminal user uses the GPRS device with SIM card to log on network and receives the information strings about GPS satellite positioning, All the information is displayed on palm computer and the speed prompt is also provided.
Description
Technical field
The present invention relates to the method and the device of a cover vehicle navigation.
Background technology
In recent years, relevant vehicle GPS location and navigation technology becomes popular development technique gradually, relevant traffic-information service is also efficient and convenient, the existing public mechanics of communication such as CDMA of utilizing provides services such as vehicle management, function navigation in conjunction with the traffic information of traffic information center to traffic management system, but in the autonomous navigation correlative technology field, mainly exist the defective of following several aspects: map datum solidifies relatively, needs to carry out the renewal of map datum to the place of appointment or the means of use appointment; Traffic can't show in real time that up-to-date traffic information can't in time transmit and be reflected on the terminal; The path analysis function is intelligence inadequately, and reference value is very little, often has greater difference with actual conditions; The product that combines wireless network at present mostly is and uses the GSM note to carry out information transfer, and transmission cost is higher, and can only transmit text message.
Summary of the invention
The invention provides the method and the device of the navigation of a kind of Vehicular intelligent, solve that the inconvenience of automobile navigation map data update, traffic can't show in real time, up-to-date traffic information can't in time transmit and be reflected on the terminal, information transfer cost problem of higher.
The method of Vehicular intelligent navigation of the present invention is characterized in that, may further comprise the steps:
The road conditions information gathering person of a, traffic information center adopts common individual PC, by the system database of local area network with real-time routing information arrangement input traffic information center;
B, system database server are put traffic information, routing information, map relevant information, system log (SYSLOG) to deposit in order;
C, the traffic information server by traffic information center is connected to the internet net by fireproof brickwork then, sends to autonomous navigation terminal reception facilities;
D, terminal user by autonomous navigation terminal reception facilities by inserting a GPRS back splint of having opened the regular handset SIM of GPRS service, through getting online without being tethered to a cable, sign in to the internet net, receive by GPS and carry out satellite positioning and be integrated into the bit string of standard, receive real-time traffic information by palm PC;
E, terminal user provide independently and impose a condition, and can obtain the optimum reference of real-time route, obtain automatic update information, demonstration and voice suggestion in real time.(seeing accompanying drawing 2)
The device (see figure 1) of this Vehicular intelligent navigation, comprise by traffic information transmitter and vehicle-mounted autonomous navigation terminal reception facilities constituting, it is characterized in that the traffic information transmitter is made up of road conditions information gathering workstation, database server, traffic information server and fireproof brickwork; Vehicle-mounted autonomous navigation terminal reception facilities is made up of palm PC, gps satellite signal receptor, the GPRS back splint of getting online without being tethered to a cable.
Above-mentioned autonomous navigation terminal reception facilities is the GPRS back splint that inserts the regular handset SIM of opening GPRS service, is carried out satellite positioning, accepts wireless signal and be integrated into the palm PC of the bit string of standard by GPS.
The hardware of traffic information transmitter mainly is made up of four parts: database server, traffic information server, road conditions information gathering workstation and fireproof brickwork are formed, small-sized local area network of the inner composition of these hardware.
Database server is all unified all traffic informations, traffic information, map relevant information, system log (SYSLOG) etc. to deposit in the data bank.
It is online that traffic information server is connected to internet by fireproof brickwork, and the TCP/IP procotol by standard provides real-time traffic-information service for the autonomous navigation final terminal.
The road conditions information gathering workstation provides interactively road conditions digital Platform for road conditions information gathering person, it adopts common individual PC, by local area network real-time traffic information is put in order into system database, so that traffic information server is sent to the autonomous navigation final terminal with traffic information according to the form of prior agreement.(see figure 3)
The hardware systems of autonomous navigation terminal reception facilities is core with the palm PC, is external equipment with GPS plug-in card and GPRS back splint, the function that integral body provides navigation and wireless messages to transmit.
System uses the GPS plug-in card directly to insert and uses in the CF slot of palm PC.This plug-in card is responsible for after starting receiving the positioning signal of gps satellite, and the bit string that is integrated into standard is sent on the palm PC.In actual applications, the accuracy of positioning of this plug-in card can reach in 5 meters under the good situation of weather conditions, and is even generally also can reach in 10 meters under the bad situation of weather conditions, enough substantially for the city vehicle location.
The GPRS back splint that system uses aims at XP100 provides GPRS wireless networking capabilities.By inserting a regular handset SIM of having opened the GPRS service, this back splint can adopt the mode of virtual dial-up to insert the GPRS wireless network, and speed satisfies the common online demand and the data transmission demand of native system substantially about 57.6kb/s.
The application software of traffic information transmitter is made up of two main portions: traffic information service platform and traffic information collection platform.The former provides information service for each navigation terminal, and the latter provides the collection service of traffic information for the maintenance of information personnel.
The traffic information service platform application software comprises that mainly service control, user management and map upgrade three funtion parts.This paralell is located on information center's server of system, in case the service back of unlatching is automatic operation, recording status, and every business service of disposal system: begin service, stop service, user management, map renewal, keeping records etc.
Data transmission between traffic information service platform and the autonomous navigation final terminal is carried out information organization according to predefined format specification, has carried out encrypting the back transmission then.
The traffic information collection platform provides the interactive traffic information collection function based on electronic chart, operating personal can be chosen the road that needs to set road conditions on map, can import system database into after importing the traffic information of this road, send simultaneously and be notified to information service platform, so that service platform is sent to each navigation terminal with corresponding road condition information.(see figure 3)
On the traffic information collection platform, mainly can carry out following operation: the path link value of mistake is set, the road congestion situation is set, control traffic message is set.It mainly acts on is exactly the traffic information digitalisation.
According to the needs in the reality, this acquisition platform also can be connected with existing traffic information storage equipment or computing equipment, reaches the purpose of obtaining road conditions numerical information automatically.
The software of autonomous navigation terminal reception facilities is the embedded autonomous navigation software of game GPS, and it is based on the large scale electronic chart, in conjunction with GPS and GPRS technology, for the user provides intelligentized navigation Service.
The electronic chart of system uses the coordinate unit of longitude and latitude as map with making the large scale electronic urban map, and the electronic chart layering shows that the atural object title marks in real time, and the map Global Information comes into plain view.
Electronic chart has carried out data compression, also has the detailed attributes information of atural object, and for example picture, sound, brief introduction etc. are so that inquire about at any time.
The file layout of electronic chart in computing machine and palm PC is identical, therefore can simultaneously, also can carry out map from central server by the GPRS wireless network and upgrade by mutual biography easy to connect, renewal electronic chart (see figure 5).
Beneficial effect: the present invention is a kind of Vehicular navigation system, for real-time path reference being provided for the driver in the driving process, traffic information based on the collection of road conditions information gathering station, after handling by traffic information server, send in real time on the mobile unit by internet through traffic information center, can provide its real-time route that independently imposes a condition optimum reference to the terminal user.According to the result who determines, can provide time cost, the optimal path that arrives the destination to the user, and can revise (see figure 5) automatically according to information, show in real time and voice suggestion.Also can be the reference information that the traffic control center provides the road load balance, relieves traffic congestion.The present invention partly is unified in the several main compositions in the intelligent transportation system notion in the past on the technology platform of GPS and car-mounted terminal technical combinations, be aided with powerful computing machine and software system, reach the requirement of at present the Vehicular intelligent function being navigated, and the construction cost of this intelligent transportation system is reduced greatly.Solved that the inconvenience of automobile navigation map data update, traffic can't show in real time, up-to-date traffic information can't in time transmit and be reflected on the terminal, information transfer cost problem of higher.
The present invention navigates at city vehicle to design and develop fully, and it has realized main GIS (embedded geographical information systems) function and the required every function of autonomous navigation on limited PDA screen space:
1. system provides some basic GIS functions: map amplifies, map dwindles, map roam, map full figure, atural object are inquired about, atural object is searched etc.
2. system also provides the GIS function of some expansions: location tags, path reference etc.
3.GPS satellite positioning functions has: interface synchronously, begin navigation, recording track, stop navigation etc.
4.GPRS the wireless network function has: login center, map renewal, road conditions report etc.
The present invention has the technical characteristic of following five aspects:
1. autonomous navigation combines with traffic-information service, really realizes the intellectuality of personal navigation.
2. traffic information digitalisation is aided with real-time reference path analytic function, makes trip more quick.
3. dynamic voice prompting in time provides traffic information and driving reference, motorist's screen of need not diverting one's attention to check.
4. whole assembly architecture design, the upgrading of system, transplanting work are simple and easy to do, protection investment to greatest extent.
5. over-the-road expense is cheap, and it is minimum by the GPRS wireless network of flow charging systematic running cost to be reduced to.
Description of drawings
Fig. 1 is a Vehicular intelligent navigation step general flow chart of the present invention, the structural framing that illustrative system is total;
Fig. 2 is the basic flow process of navigation, and the basic step of navigation is described;
Fig. 3 explanation how carrying out traffic information is safeguarded;
Fig. 4 illustrates that traffic information navigates after changing and how to change;
Fig. 5 carries out the map method for updating.
The specific embodiment
Device of the present invention constitutes (see figure 1) by traffic-information service center and vehicle intelligent navigation terminal platform, the traffic-information service center is made up of traffic information server 3 and road conditions information gathering workstation1, and vehicle-mounted autonomous navigation platform then is made up of palm PC 8, GPS plug-in card 9, the GPRS back splint 7 of getting online without being tethered to a cable.Traffic-information service end software and the interactive acquisition software of traffic information are laid based on Windows Server operating system and SQL Server data bank in the traffic-information service center, vehicle intelligent navigation terminal 10 makes up the navigation integrated software that is supported by electronic chart and embedded geographical information systems GIS based on Windows CE operating system, and vehicle intelligent navigation terminal 10 is got online without being tethered to a cable and servicing center transmission information on internet net 6 by GPRS.
Enforcement of the present invention is divided into three component parts: set up at the traffic-information service center, the road conditions information gathering workstation1 sets up, vehicle intelligent navigation terminal equipment sets up.
The setting up of traffic-information service center is divided into hardware and sets up with software and set up two aspects.Hardware sets up and comprises that mainly traffic information server 3 sets up, database server 4 sets up, fireproof brickwork 5 sets up and network is laid four parts.
Demand according to system, traffic information server mainly provides network center's service function, need be connected into Internet net 6 by fireproof brickwork 5, database server 4 mainly provides systems center database service function, fireproof brickwork 5 mainly provides the unauthorized access of the outer bound pair traffic information server of blocking-up and the function of malicious attack, and it then is that traffic information server 3, database server 4 and fireproof brickwork 5 are connected into a small-sized local area network 2 that network is laid.
The basic software that sets up on each hardware device is as follows:
Traffic information server 3: with windows server 2003 Chinese enterprise versions is operating system.
Database server 4: with IBM AIX is operating system, is the database service platform with ORACLE 9i Chinese edition.Database server 4 uses the mode of two-node cluster hot backup to set up, and adopts redundant array of inexpensive disk to carry out data storage.
Fireproof brickwork 5: use its Embedded Operating System that carries, setting other port except the network service port that system uses does not all allow visit, with the safety of support system.
The traffic information transmitter software of native system is laid on the traffic information server 3, connects the ORACLE data bank by the ORACLE client that is installed on the traffic information server 3.
The setting up of road conditions information gathering workstation1 also is divided into hardware and sets up with software and set up two parts.
Hardware sets up the aspect, the individual PC that the use of traffic information maintenance platform is common.According to actual conditions, can be positioned at a local area network 2 simultaneously with traffic information server 3, database server 4, also can link to each other with traffic information server 3 by Internet net 2.
Software sets up the aspect, and the road conditions information gathering workstation1 is operating system with windows.Lay the traffic information maintenance software of native system based on this operating system.
Setting up of vehicle intelligent navigation terminal reception facilities comprises that equally hardware and software sets up two aspects.
Hardware sets up the aspect, and vehicle intelligent navigation terminal reception facilities can have multiple organizational form flexibly.According to existing technology status, can adopt following several hardware combinations:
GPS plug-in card type hardware combinations: GPS plug-in card 9 is inserted the palm PC 8 with GPRS function, the advantage of this mode mainly is to meet existing technical conditions, satisfactory palm PC 8 and GPS plug-in card 9 are all a lot, shortcoming is comfort feature and the stability that the combination of plug-in card type can influence system, and has higher cost relatively.
GPRS circumscribed hardware combinations: GPRS external equipment (for example back splint 7) is connected to a palm PC 8 with GPS function, and the advantage of this mode mainly is that gps signal can be relatively stable, its shortcoming then with the composite class of first kind of form seemingly.
The palm PC of embedded GPS and GPRS module: the major advantage of this hardware is integrated, convenient, simultaneously because complete built-in mode has reduced core component device (as shell, packing etc.) in addition.
No matter adopt any combination, its in-to-in principle of work all is the same, therefore so long as based on PocketPC 2002 embedded OSs or WinCE.NET embedded OS, the intelligent navigation terminal software of native system all can set up and move smoothly.
Software sets up the aspect, and the installation of intelligent navigation terminal software is very easy, only installation kit need be copied in the palm PC 8 operation on palm PC 8 then on PC by connection.
By setting up of above-mentioned software installation, hardware, can realize the city vehicle intelligent navigation.
Claims (3)
1. the method for a Vehicular intelligent navigation is characterized in that, may further comprise the steps:
A, elder generation adopt individual PC by road conditions information gathering person, by the system database of local area network with real-time routing information input traffic information center;
B, system database server are put traffic information, routing information, map relevant information, system log (SYSLOG) to deposit in order;
C, the traffic information server by traffic information center is connected to the internet net by fireproof brickwork then, sends to autonomous navigation terminal reception facilities;
D, terminal user use autonomous navigation terminal reception facilities, by inserting a GPRS back splint of having opened the regular handset SIM of GPRS service, through getting online without being tethered to a cable, sign in to the internet net, receive by GPS and carry out satellite positioning and be integrated into the bit string of standard, receive real-time traffic information by palm PC;
E, independently impose a condition, obtain the optimum reference of real-time route, obtain automatic update information, show and voice suggestion in real time by the terminal user.
2. the device of Vehicular intelligent navigation, comprise by traffic information transmitter and vehicle-mounted autonomous navigation terminal reception facilities constituting, it is characterized in that the traffic information transmitter is made up of road conditions information gathering workstation, database server, traffic information server and fireproof brickwork; Vehicle-mounted autonomous navigation terminal reception facilities is made up of palm PC, gps satellite signal receptor, the GPRS back splint of getting online without being tethered to a cable.
3. the device of Vehicular intelligent navigation according to claim 2, it is characterized in that: described autonomous navigation terminal reception facilities is made up of palm PC, GPRS back splint and GPS plug-in card, wherein the GPRS back splint inserts the regular handset SIM opened the GPRS service, and the GPS plug-in card carries out satellite positioning, accept wireless signal and be integrated into the bit string of standard.
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| Application Number | Priority Date | Filing Date | Title |
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| CNA03149238XA CN1480359A (en) | 2003-06-20 | 2003-06-20 | Method for intelligent navigation and device |
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| CNA03149238XA CN1480359A (en) | 2003-06-20 | 2003-06-20 | Method for intelligent navigation and device |
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| CN1480359A true CN1480359A (en) | 2004-03-10 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100463407C (en) * | 2006-12-25 | 2009-02-18 | 北京世纪高通科技有限公司 | Method and system for real-time dynamic traffic information collecting, handling, and issuing |
| CN101078634B (en) * | 2007-06-20 | 2010-05-19 | 江苏华科导航科技有限公司 | Navigation method for along-path information prompt for navigation device |
| CN102045636A (en) * | 2010-11-25 | 2011-05-04 | 北京腾瑞万里科技有限公司 | Road condition navigation method, mobile terminal and road condition navigation server |
| CN102045635A (en) * | 2010-11-25 | 2011-05-04 | 北京腾瑞万里科技有限公司 | Road condition navigation method, mobile terminal and road condition navigation server |
| CN102063788A (en) * | 2009-11-18 | 2011-05-18 | 厦门雅迅网络股份有限公司 | Method and system for releasing real-time road condition information |
| CN101210958B (en) * | 2006-12-29 | 2011-11-02 | 环旭电子股份有限公司 | Wireless navigation test method |
| CN101458093B (en) * | 2007-12-12 | 2011-12-07 | 株式会社查纳位资讯情报 | Navigation apparatus |
| CN101451848B (en) * | 2007-12-07 | 2012-03-14 | 深圳富泰宏精密工业有限公司 | Vehicle carried pilot system |
| CN101317168B (en) * | 2005-10-04 | 2012-05-09 | 通用汽车环球科技运作公司 | Method and apparatus for reporting road conditions |
| CN104780627A (en) * | 2014-12-01 | 2015-07-15 | 中国南方电网有限责任公司 | Beidou mobile phone communication system |
-
2003
- 2003-06-20 CN CNA03149238XA patent/CN1480359A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101317168B (en) * | 2005-10-04 | 2012-05-09 | 通用汽车环球科技运作公司 | Method and apparatus for reporting road conditions |
| CN100463407C (en) * | 2006-12-25 | 2009-02-18 | 北京世纪高通科技有限公司 | Method and system for real-time dynamic traffic information collecting, handling, and issuing |
| CN101210958B (en) * | 2006-12-29 | 2011-11-02 | 环旭电子股份有限公司 | Wireless navigation test method |
| CN101078634B (en) * | 2007-06-20 | 2010-05-19 | 江苏华科导航科技有限公司 | Navigation method for along-path information prompt for navigation device |
| CN101451848B (en) * | 2007-12-07 | 2012-03-14 | 深圳富泰宏精密工业有限公司 | Vehicle carried pilot system |
| CN101458093B (en) * | 2007-12-12 | 2011-12-07 | 株式会社查纳位资讯情报 | Navigation apparatus |
| CN102063788A (en) * | 2009-11-18 | 2011-05-18 | 厦门雅迅网络股份有限公司 | Method and system for releasing real-time road condition information |
| CN102045636A (en) * | 2010-11-25 | 2011-05-04 | 北京腾瑞万里科技有限公司 | Road condition navigation method, mobile terminal and road condition navigation server |
| CN102045635A (en) * | 2010-11-25 | 2011-05-04 | 北京腾瑞万里科技有限公司 | Road condition navigation method, mobile terminal and road condition navigation server |
| CN102045635B (en) * | 2010-11-25 | 2014-10-22 | 北京腾瑞万里科技有限公司 | road condition navigation method, mobile terminal and road condition navigation server |
| CN104780627A (en) * | 2014-12-01 | 2015-07-15 | 中国南方电网有限责任公司 | Beidou mobile phone communication system |
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