CN100509484C - Vehicle guidance system and guiding method thereof - Google Patents
Vehicle guidance system and guiding method thereof Download PDFInfo
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- CN100509484C CN100509484C CNB2004100151402A CN200410015140A CN100509484C CN 100509484 C CN100509484 C CN 100509484C CN B2004100151402 A CNB2004100151402 A CN B2004100151402A CN 200410015140 A CN200410015140 A CN 200410015140A CN 100509484 C CN100509484 C CN 100509484C
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Abstract
本发明的一种车辆导航系统及其导航方法，所述系统包括一用于存储导航信息的数据服务器，至少一终端，该终端与所述数据服务器之间通讯互连，所述导航方法至少包括以下步骤：在所述数据服务器的导航信息中设置导航点信息；所述终端向所述数据服务器请求获取对应的导航点信息，将导航数据在本终端进行处理和导航。本发明的方法在于终端可从从所述数据服务器下载导航点信息数据，即可完成在本终端的对某一具体目标地点的导航处理，方便准确。
A vehicle navigation system and its navigation method according to the present invention, the system includes a data server for storing navigation information, at least one terminal, the terminal communicates with the data server, and the navigation method at least includes The following steps: setting navigation point information in the navigation information of the data server; the terminal requests the corresponding navigation point information from the data server, and processes and navigates the navigation data in the terminal. The method of the present invention is that the terminal can download the navigation point information data from the data server, and can complete the navigation processing of a specific target location in the terminal, which is convenient and accurate.
Description
Technical field
Navigationsystem and air navigation aid thereof that the servicing center that the present invention relates to a kind of vehicle navigation information terminal and cooperate is with it formed.Described servicing center is made up of the data server of storing various information data and the call center of processing terminal request; This terminal and described servicing center carry out the communication interconnection.Relate in particular to a kind of vehicle navigation information terminal and utilize the location information of the objective of being stored in the described data server, the method and apparatus that navigates.
Background technology
At present, Vehicular navigation system is applied on the vehicle more and more widely, is used for carrying out auxiliary positioning.After Vehicular navigation system is meant and is installed on the automobile, can be the person for driving a car vehicle current location (carrying out self poisoning by GPS and inertial navigation system usually) is provided, with objective position (passing through data base querying usually), and the system of planning guidance correct road (prohibit parameters such as commentaries on classics, distance usually according to road and calculate and filter out optimal path) etc.In a navigation procedure, obtain that destination locations information is most important accurately, but owing to relate to the very a large amount of destinations that may go to, and because urban construction, these information are also constantly increasing and are changing, single terminal is difficult to the complete information of storage usually, and also is difficult to carry out real-time information updating owing to aspects such as storage space and processing capacities.With the city estimation of 5,000,000 populations, big cafe is ten hundreds of, and dwelling house, mansion, company or the like information content is huge, for all customer groups, the destination that may go to is no less than 500,000, if consider province, national one-level, these class data are astronomical figure especially.In existing product, there is not a kind of method that complete relatively geographic information data can be provided and can realize providing this data.
Vehicular navigation system in the market, common mode be with all deposit data on a car-mounted terminal, and utilize the hardware platform of this terminal and application software that corresponding planning and navigation Service are provided.Under this application model; data volume all will be restricted on each terminal; because whole location information data volumes is very large; and the limited storage space of terminal; pure terminal structure in the market is owing to be subjected to the restriction of terminal own resources; be to store these with 1,000,000; the GEOGRAPHICAL INDICATION dot information of ten million meter; the user can not find the objective information of demand in canned data through regular meeting; and for the change of geography information in the reality; as the mansion place name that increases newly etc., also can't accomplish synchronous renewal.
In addition, a kind of Vehicular navigation system is also arranged in the market, be all to leave data in long-range data server, each terminal is issued this long-range data server with navigation requests, carry out path planning by this remote data server, then program results being sent to terminal navigates, the place one's entire reliance upon processing capacity of remote data server of this mode, though the data volume of terminal downloads and storage can be little, but effectively do not utilize the processing capacity of terminal itself, and when vehicle ' is missed path planning, need plan again the time, also need to repeat the process of above-mentioned association request-central plan-transmission program results-terminal guidance, not only further increase the load of described data server, also increased the expense of communication greatly.
Therefore there is open defect in prior art, and awaits being improved and developing.
Summary of the invention
The objective of the invention is to the problems referred to above at prior art, a kind of Vehicular navigation system and air navigation aid thereof are provided, by terminal asking and obtaining to the dot information data of data server is set, bigger based on static data in the navigationsystem, the characteristics that dynamic data is less, static data commonly used is placed on terminal, the static data and the dynamic data that are of little use are placed on data server, solved the simple problem that effective and integrity service can't be provided according to the situation of current dynamic data by terminal, also solved the communication fee height that relies on the remote information centring system, the problem that treatment effeciency is low, make the needed various data of automobile navigation, can obtain the efficient of navigating the most accurately with the minimal data transmission quantity.
Technical scheme of the present invention is as follows:
A kind of Vehicular navigation system, wherein, described system comprises at least one servicing center and at least one terminal; Described servicing center comprises the data server of at least one storing various information data and the call center of at least one processing terminal request; This terminal and described servicing center carry out communication interconnection, and to described servicing center request navigation spots information and carry out this terminal guidance, this navigation spots information comprises the data that are used for localizing objects place on electronic chart at least.
The air navigation aid of described Vehicular navigation system, described air navigation aid may further comprise the steps at least:
A) described terminal proposes search request to obtain the navigation spots information of corresponding objective to described servicing center by communication modes.
B) described servicing center is asked according to this, by communication modes, sends its needed navigation spots information to this terminal.
Described air navigation aid, wherein, in described step a) by this terminal to this call center's request, by this call center the navigation spots information of being stored in the described data server is screened, and required navigation spots information data is sent to this terminal.
Described air navigation aid, wherein, described terminal sends request by wireless communication mode to described servicing center.
Described air navigation aid, wherein, described terminal sends request by phone to described servicing center.
Described air navigation aid, wherein, described servicing center by wireless communication mode to described terminal transmission navigation spots information.
Described air navigation aid, wherein, described navigation spots information is set by the longitude and the latitude coordinate of objective.
Described air navigation aid, wherein, described navigation spots information is by being that the relative position of benchmark is set with certain reference point geographically.
A kind of Vehicular navigation system provided by the present invention and air navigation aid thereof, it asks the method for navigation spots information to described data server by terminal, realized the renewal of objective information change in automobile navigation, master data is stored in this terminal, and the corresponding point information of the objective of needs is obtained from described data server, can finish navigation processing thereby only need transmit seldom data at the objective of this terminal, accurately convenient.
Description of drawings
Below in conjunction with accompanying drawing,, will make technical scheme of the present invention and beneficial effect thereof apparent by explanation to preferred embodiment of the present invention.
In the accompanying drawing,
Fig. 1 is the structural representation of Vehicular navigation system of the present invention;
Fig. 2 is the schematic flow sheet of the air navigation aid of Vehicular navigation system of the present invention;
Fig. 3 is the scheme drawing that is provided with of the navigation spots information of the described data server of Vehicular navigation system of the present invention.
The specific embodiment
Describe each preferred embodiment of the present invention in detail below in conjunction with accompanying drawing.
Described Vehicular navigation system of the present invention and air navigation aid thereof, as shown in Figure 1, described system comprises at least one servicing center, and this servicing center comprises the data server 100 of at least one storing various information data and the call center 300 of at least one processing terminal request; Described data server 100 is used for stores navigation information, and the information data that comprehensive as far as possible all customer requirements of these data server 100 storages are used comprises electronic chart and dot information data bank etc.; At least one terminal 201, be arranged on the vehicle, it is the main equipment of vehicular autonomous navigation, deposit the most frequently used navigation information in the memory element on it, wherein generally comprise the electronic chart of local city, may store the data such as navigation spots information of objective commonly used, this terminal generally has read out instrument, can be used for showing the position of electronic chart and objective; Described call center 300 can be by the manual answering, be used for vehicle on the request personnel carry out phone or short message exchanges, itself is connected with described data server 100 communications, can inquire about the navigation information on this data server 100; This terminal 201 is carried out the communication interconnection by radio net each other with described data server 100, for example, described terminal can utilize the radio telephone number to described data server or carry out radio communication each other, and as shown in Figure 2, described air navigation aid may further comprise the steps at least:
C) navigation spots information is set in the navigation information of described data server 100, promptly can be provided with a target place name, and highway section, corresponding place, the left side, road or the right, and the coordinate points on map or the like information, these information can form a data bank, and on described data server 100 the fuzzy query program to this data bank are set;
D) be provided with memory element in described terminal 201 inside, when importing objective, the user can at first retrieve the stored information of memory element in this terminal, if any cooresponding objective information, then carry out this terminal guidance, promptly the data according to this navigation spots information show its position on corresponding electronic chart;
E) as there not being corresponding navigation information in this memory element, then need to the cooresponding navigation spots information of described data server 100 acquisition request, and download and to be stored in the described memory element of this terminal 201, carry out the navigation in this terminal then; Described terminal 201 sends request to described data server 100, by described call center 300, the mode of herein asking can be arbitrarily according to the general needs of present technology, for example described terminal 201 radio communication system of being with own, or the user carries mobile phone, and phone or messaging communication can.
The air navigation aid of Vehicular navigation system of the present invention, wherein said call center 300, be to carry out the communication bonded assembly, but be not limited thereto kind of a connection mode that for example the machine of the described call center of possibility itself is exactly described data server by local area network and described data server 100; And this requesting terminal 201 sends call request to this call center 300 in described step c), concrete, also can be that phone or note are called out, can be by manually replying, by this call center the navigation spots information of described data server is carried out fuzzy query and screening, confirm to select with the required object point of terminal user then, find the navigation spots information data of the required objective of described request terminal, and necessary low volume data is sent to counterpart terminal by described radio net get final product.
This terminal 201 is after the navigation spots information data that has received from described data server 100, can be kept in the memory element of this terminal receiving the data of coming, also can directly use the corresponding algorithm of this terminal to handle, thereby on corresponding electronic chart, show its position.
The data setting of described navigation spots information of the present invention as shown in Figure 3, suppose that place B mansion is the objective that the user may arrive, its relevant navigation spots information comprises: the title in A main road, the position electronic chart coordinate information of B, 2 P1 in A main road and P2 are set to a starting point, and another is terminal point, these 2 may be the crossing, also may be two landmarks, for example starting point is P1, and terminal point is P2, by origin-to-destination P1-〉P2 trend be made as on the occasion of, by terminal point to starting point P2-P1 can be made as negative value, or opposite, there is not the traffic shielding wire as two-way arrival as in the middle of the A main road is near the B mansion, then positive negative value is provided with simultaneously.The distance value of optional B mansion distance P 1 or P2 is as the absolute value of above-mentioned positive negative value simultaneously.
Remove this, the longitude and latitude that the data of described navigation spots information of the present invention can also adopt objective is as the demonstration of navigating of the coordinate points on electronic chart; And should be noted that; in the air navigation aid for Vehicular navigation system of the present invention; the navigation spots information setting mode that is adopted can have multiple; the set-up mode of these different navigation dot informations all should belong within the scope of patent protection of the present invention so long as adopted few locating data of trying one's best to transmit between terminal and data server.
In the dot information air navigation aid of described Vehicular navigation system of the present invention, the key point of described navigation----is the affirmation of objective information data on map: because objective is difficult to all expect in advance, so have only a large amount of GEOGRAPHICAL INDICATION dot information of storage could satisfy most of demand of user, therefore described data server 100 needs storage data information as much as possible.And key of the present invention be following some: 1, described navigation spots information data mostly is stored in data center, it is described data server, can store the GEOGRAPHICAL INDICATION dot information of magnanimity, and can expand at change easily, for example emerging sub-district or hotel or the like; 2, during customer requirement objective information, by phone or other modes information to the place of described call center 300 request targets, because described call center 300 can support fuzzy query, can inquire about the storage data of described data server by local area network, and the transmission download in the memory element of requesting terminal, for those users that do not have the complete information of objective, also can determine objective like this.3, described data server 100 sends to the requesting terminal with the dot information data of objective, by carrying out path planning and navigation at self again after this terminal storage, no longer need the intervention of described data server, therefore volume of transmitted data can be dropped to minimumly, and can realize navigation for the objective in any corner.
It is bigger to the present invention is based in the navigationsystem static data, the characteristics that dynamic data is less, static data commonly used is placed in the memory element of terminal 201, the static data and the dynamic data that are of little use are placed on the described data server 100, both solved the simple problem that effective and integraty navigation Service can't be provided according to the situation of current dynamic data by terminal, it is too high also to have solved the communication fee that relies on the remote data server system, the problem that treatment effeciency is low excessively.A kind of approach of the information interchange between the car owner also can be provided simultaneously.
Be illustrated in figure 2 as the detailed process example of a long rang navigation of the dot information air navigation aid of Vehicular navigation system of the present invention:
Wherein the system that is provided with as shown in Figure 1 comprises at least one terminal 201 and phone, a call center 300 and a data server 100.
Step 1, described terminal 201 propose the long rang navigation request to described call center 300;
Step 2, described call center 300 are after the request that receives this terminal 201, and the objective that the input user provides carries out fuzzy query then in described data server 100; What must illustrate is that described step 1 and step 2 can directly be sent request to described data server 100 by described terminal 201;
Step 3, the 300 pairs of described data servers 100 in described call center are inquired about;
The navigation spots information data clauses and subclauses in step 4, the described related objective place that inquires are presented on the operation interface of described call center 300;
Step 5, confirm objectives to described call center 300 is last by the terminal user, major cause is that the information that the general user provides is difficult to accomplish very complete, ambiguity is usually arranged, such as, the user says and will remove a day amperage sign indicating number that its possibility of result just has day amperage Ma Cheng available with day amperage sign indicating number epoch two results.And by described call center 300 carry out with the user approve really with eliminate automatic operation the malformed queries result that may cause.
Step 6, according to the user's of described terminal 201 selection, the navigation spots information that described data server 100 sends objectives is to described terminal 201, described terminal 201 stores in its memory element;
Step 7, described terminal 201 are obtaining the required data of navigation;
The described terminal 201 of step 8 utilizes the navigation information that has obtained in the memory element of this terminal to carry out long rang navigation until the navigation end.
Should be understood that; concerning those of ordinary skill of the present invention; should abundant understanding be arranged to technical scheme of the present invention and technical conceive thereof according to above-mentioned detailed description of the present invention; yet above-mentionedly should not be understood that the protection domain of claim of the present invention to the detailed description of preferred embodiment, its protection domain should be as the criterion with claims.
Claims (8)
1, a kind of Vehicular navigation system is characterized in that, described system comprises at least one servicing center and at least one terminal; Described servicing center comprises the data server of at least one storing various information data and the call center of at least one processing terminal request, and data server has an information launcher; This terminal and described servicing center carry out the communication interconnection, to described servicing center request navigation spots information and carry out this terminal guidance, this navigation spots information comprises the data that are used for localizing objects place on electronic chart at least, and terminal has an information receiver and path planning unit.
2, a kind of air navigation aid of Vehicular navigation system as claimed in claim 1, described air navigation aid may further comprise the steps at least:
A) described terminal proposes search request to obtain the navigation spots information of corresponding objective to described servicing center by communication modes;
B) described servicing center is asked according to this, by communication modes, sends its needed navigation spots information to this terminal;
C) described terminal is carried out path planning and navigation at self after with the navigation spots information storage again.
3, air navigation aid according to claim 2, it is characterized in that, in described step a) by this terminal to this call center's request, by this call center the navigation spots information of being stored in the described data server is screened, and required navigation spots information data is sent to this terminal.
4, air navigation aid according to claim 3 is characterized in that, described terminal sends request by wireless communication mode to described servicing center.
5, air navigation aid according to claim 4 is characterized in that, described terminal sends request by phone to described servicing center.
6, air navigation aid according to claim 2 is characterized in that, described servicing center by wireless communication mode to described terminal transmission navigation spots information.
According to the described air navigation aid of the arbitrary claim of claim 2～6, it is characterized in that 7, described navigation spots information is set by the longitude and the latitude coordinate of objective.
According to the described air navigation aid of the arbitrary claim of claim 2～6, it is characterized in that 8, described navigation spots information is by being that the relative position of benchmark is set with certain reference point geographically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100151402A CN100509484C (en) | 2004-01-15 | 2004-01-15 | Vehicle guidance system and guiding method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100151402A CN100509484C (en) | 2004-01-15 | 2004-01-15 | Vehicle guidance system and guiding method thereof |
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| CN1557654A CN1557654A (en) | 2004-12-29 |
| CN100509484C true CN100509484C (en) | 2009-07-08 |
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| CNB2004100151402A Expired - Fee Related CN100509484C (en) | 2004-01-15 | 2004-01-15 | Vehicle guidance system and guiding method thereof |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101093168B (en) * | 2006-06-21 | 2010-08-25 | 北京腾瑞万里信息技术有限公司 | Navigation system, and navigation method |
| CN101403617B (en) * | 2008-08-21 | 2012-01-11 | 旭丽电子(广州)有限公司 | Intelligent parking navigation system based on GPS |
| CN101806597B (en) * | 2009-02-13 | 2012-12-12 | 深圳市赛格导航科技股份有限公司 | Intelligent information system-based remote interactive navigation method and system |
| CN101977208B (en) * | 2010-09-29 | 2014-01-08 | 无锡中星微电子有限公司 | Navigation service system |
| CN102168985A (en) * | 2010-12-08 | 2011-08-31 | 厦门雅迅网络股份有限公司 | Method and system for multipoint reserving navigation based on GPS (global position system) |
| JP5584107B2 (en) * | 2010-12-21 | 2014-09-03 | アイシン・エィ・ダブリュ株式会社 | Navigation device, navigation method, and program |
| CN104133814A (en) * | 2013-05-01 | 2014-11-05 | 孙松山 | Path search method and path search system based on electronic map |
| CN103577538A (en) * | 2013-09-29 | 2014-02-12 | 柳州市宏亿科技有限公司 | Key value data query method based on internet |
| CN107343039B (en) * | 2017-06-30 | 2021-04-20 | 百度在线网络技术（北京）有限公司 | Information interaction method, device, equipment and storage medium |
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- 2004-01-15 CN CNB2004100151402A patent/CN100509484C/en not_active Expired - Fee Related
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