CN101625246A - Vehicle-borne navigation method and vehicle-borne navigation system adopting same - Google Patents
Vehicle-borne navigation method and vehicle-borne navigation system adopting same Download PDFInfo
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- CN101625246A CN101625246A CN200910108852A CN200910108852A CN101625246A CN 101625246 A CN101625246 A CN 101625246A CN 200910108852 A CN200910108852 A CN 200910108852A CN 200910108852 A CN200910108852 A CN 200910108852A CN 101625246 A CN101625246 A CN 101625246A
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Abstract
The invention relates to a vehicle-borne navigation technology and provides a method for displaying and broadcasting the direction and the name of a road in a vehicle-borne navigation system so as to overcome the defects concerning road direction and road name in the prior navigation. The method comprises the following steps: a GPS receiving unit receives a GPS satellite signal and determines coordinate data of a current position; a control unit searches an electronic map database to obtain relative road information of the current position according to the coordinate data; a road information processing unit processes the road information input by the control unit; and a display unit and a sound output unit respectively display and broadcast processed information about the road name or the road direction. The invention also discloses a vehicle-borne navigation system adopting the method. By adopting the method and the system, a user can know the information about the name and the direction of the road on which the user is so that the user can conveniently and better select a traveling route.
Description
Technical field
The present invention relates to the vehicle mounted guidance technology, more particularly, relate to a kind of air navigation aid and navigational system thereof.
Background technology
At present, (Global Positioning System GPS) is one of GPS navigation important application direction to automobile-used GPS.The gps antenna of automobile-used GPS navigation system receives from 3 data messages that transmitted in earth-circling 24 gps satellites at least, retrieval is stored in the electronic chart in the Vehicular navigation terminal, the position coordinates of determining by gps satellite signal is complementary therewith, determines the accurate position of navigation object in electronic chart.The user of steering vehicle can transfer to car-mounted terminal and select driving path when driving, and as direction guiding, thereby correctly arrive the destination apace.
Current navigational system is reported on the road direction name information in demonstration and is had certain defective: only show the direction of highway, do not show the title of road; Only report road name, do not report road direction; Do not show Way out and title etc.Because the existence of the problems referred to above, usually because relevant road direction information in time is not provided, title is taken a wrong way, and walks to pass by on one's way or the like, causes inconvenience for daily life, wastes a large amount of time, energy and material resources.
Therefore, need a kind of scheme that shows and report road name and directional information, overcome the above-mentioned defective that exists in the prior art.
Summary of the invention
The technical problem to be solved in the present invention is, at relevant road direction information in time is not provided in the existing navigational system: only show the highway direction, do not show road name, only report the road name, do not report road direction, do not show the defective of highway Way out and title, a kind of air navigation aid and system are provided.
The present invention solves the scheme that its technical matters adopts:
Onboard navigation system comprises input block, GPS receiving element, electronic map database, control module, road information processing unit and Tip element, and Tip element is made up of display unit and sound output unit again.A kind of air navigation aid is provided, and the method comprises the steps:
S10) user is in the requirement of the current road information of input block input prompt, and control module is sent in this requirement;
S20) the GPS receiving element receives gps signal, and current location data is sent to control module;
S30) control module is according to the position data that receives, and the retrieve electronic map data base obtains the road and the relevant information of current location, and it is sent into the road information processing unit;
S40) the road information processing unit is selected information from the road information that control module provides, and sends into Tip element;
S50) Tip element is provided by the information that is provided by the road information processing unit.
Step S40 may further comprise the steps when selecting road information:
When S401) comprising title and direction, select road name as road information;
When S402) including only title, select road name as road information;
S403) when including only directional information in the road information, choice direction information;
S404), also without directional information the time, select compass name with respect to the current driving direction as both there not being road name in the road information.
The step of choice direction information is as follows among the step S403:
When the direction of obtaining has only one, select this direction;
When the direction number of obtaining during greater than one, select first and last compass name, with "; " separate, as can not showing any more, with " ... " expression because of both direction is oversize.
When the information that is provided by the road information processing unit contains " ... ", during auditory tone cues it is ignored.
A kind of navigational system is provided, comprises:
Input block is used for the requirement of the current road information of user's input prompt, and control module is sent in this requirement;
The GPS receiving element receives gps signal mark data, at last the coordinate data that obtains is delivered in the control module;
Electronic map database is used for store map data, and map datum comprises the title and the directional information of road, uses for control module;
Control module according to the customer requirements of input block input, utilizes the coordinate data of the current location that the GPS receiving element provides, in electronic map database, read current hide road information, at last road information is sent into the road information processing unit;
The road information processing unit carries out certain processing to the road information of importing, and the information after handling is sent into Tip element;
Tip element is made up of display unit and sound output unit;
Display unit is used to show road information processing unit processes road information afterwards;
The voice output unit is used to report road information processing unit processes road information afterwards.
The air navigation aid and the system that utilize the embodiment of the invention to provide, the user can know position and the road information that oneself is at any time, makes things convenient for user's better choice travel route.
Description of drawings
Fig. 1 is the air navigation aid process flow diagram of a preferred embodiment of the present invention.
Fig. 2 is the process flow diagram of a preferred embodiment of the present invention road information processing unit.
Fig. 3 is the system architecture synoptic diagram of a preferred embodiment of the present invention.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
The air navigation aid that the embodiment of the invention provides at first receives GPS information, obtain current position data, then according to position data, the retrieve electronic map data base obtains current location road relevant information, the road information processing unit is selected to handle to the road relevant information, last Tip element prompting road information.
Fig. 1 is the air navigation aid process flow diagram that the embodiment of the invention provides.As shown in Figure 1, the air navigation aid that provides of this inventive embodiments comprises following five steps:
S10) user is in the requirement of the current road information of input block input prompt, and control module is sent in this requirement;
S20) the GPS receiving element receives gps signal, and current location data is sent to control module;
S30) control module is according to the customer requirements and the position data that receive, and the retrieve electronic map data base obtains the road and the relevant information of current location, and it is sent into the road information processing unit;
S40) the road information processing unit is selected information from the road information that control module provides, and sends into Tip element;
S50) Tip element is provided by the information that is provided by the road information processing unit.
Fig. 2 is the process flow diagram of road information processing unit of the present invention, describes the process flow diagram that the road information processing unit is selected information in detail below with reference to Fig. 2, as shown in Figure 2, comprising:
Step S401: whether road name and road direction information being arranged, otherwise execution in step S402 in the road information, is execution in step S405 then;
Step S402: whether only possessing road name in the road information, otherwise execution in step S403, is execution in step S405 then;
Step S403: whether only possessing directional information in the road information, otherwise execution in step S404, is execution in step S406 then;
Step S404: select compass name, and this information is sent into Tip element with respect to the current driving direction.
Step S405: select road name information, and this information is sent into Tip element;
Step S406: select road direction information, and this information is sent into Tip element;
In step S50, the direction number that receives from the road information processing unit when Tip element is selected first and last compass name, usefulness during greater than one "; " separate, as can not showing any more, with " ... " expression because of both direction is oversize; When the information that the road information processing unit provides contains " ... ", when the voice output unit of Tip element is reported it is ignored
Fig. 3 is the system architecture synoptic diagram that the embodiment of the invention provides, as shown in Figure 3, comprise input block 310, GPS receiving element 311, electronic map database 312, control module 313, road information processing unit 314, display unit 315 and sound output unit 316, display unit 315 and the sound output unit 316 common Tip elements 317 of forming.
The disposal route of 314 pairs of road informations of road information processing unit is as follows:
When road information includes only road name, select road name information, and this information is sent into Tip element;
When the road packets of information contains road name and direction, select road name information, and this information is sent into Tip element;
When only comprising directional information in the road information, select road direction information, when the direction of obtaining has only one, select this direction; When the direction number of obtaining during greater than one, select first and last compass name, with "; " separate, as can not showing any more, with " ... " expression because of both direction is oversize; Information after will selecting at last to handle is sent into Tip element;
When not having road name and direction title, select compass name, and this information is sent into Tip element with respect to the current driving direction.
The road information that receives from road information processing unit 314 is reported in voice output unit 316, when still the information that receives contains " ... ", ignores during report.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1, a kind of air navigation aid, be used for showing and the report road information in onboard navigation system, described onboard navigation system comprises input block, GPS receiving element, electronic map database, control module, road information processing unit and Tip element, it is characterized in that described method comprises the steps:
S10) user is in the requirement of the current road information of input block input prompt, and control module is sent in this requirement;
S20) the GPS receiving element receives gps signal, and current location data is sent to control module;
S30) control module is according to the customer requirements and the position data that receive, and the retrieve electronic map data base obtains the road and the relevant information of current location, and it is sent into the road information processing unit;
S40) the road information processing unit is selected information from the road information that control module provides, and sends into Tip element;
S50) Tip element is provided by the information that is provided by the road information processing unit.
2, method according to claim 1 is characterized in that the prompting among the described step S50 comprises display reminding and auditory tone cues.
3, method according to claim 1 is characterized in that described step S40 may further comprise the steps:
When S401) comprising title and direction, select road name as road information;
When S402) including only title, select road name as road information;
When S403) including only directional information as road information, choice direction information;
S404), also without directional information the time, select compass name with respect to the current driving direction as both there not being road name in the road information.
4, as method as described in the claim 3, it is characterized in that the step of choice direction information may further comprise the steps among the described step S403:
When the direction of obtaining has only one, select this direction;
When the direction number of obtaining during greater than one, select first and last compass name, with "; " separate, as can not showing any more, with " ... " expression because of both direction is oversize.
5, as method as described in the claim 4, it is characterized in that, when the information that is provided by the road information processing unit contains " ... ", during auditory tone cues it is ignored.
6, a kind of use onboard navigation system of method according to claim 1 is used for showing in real time and reporting road information, it is characterized in that, comprising:
The GPS receiving element is used to receive gps signal and the current location data coordinate data is sent into control module;
Input block is used for the requirement of the current road information of user's input prompt, and control module is sent in this requirement;
Electronic map database is used for store map data, and each map datum comprises location coordinate information, road name and directional information;
Control module is used to receive the user and imports requirement, and according to the position data that GPS receives, the cartographic information of retrieval current location is delivered to cartographic information the road information processing unit again from electronic map database;
Road information processing unit: the road information that control module produces is handled, made it to meet the prompting requirement of information;
Tip element is used for road information is pointed out.
7, as method as described in the claim 6, it is characterized in that described Tip element comprises:
Display unit is used to the literal road information that shows that the road information processing unit provides;
The voice output unit is used to report the voice road information that the road information processing unit provides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910108852A CN101625246A (en) | 2009-07-28 | 2009-07-28 | Vehicle-borne navigation method and vehicle-borne navigation system adopting same |
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910108852A CN101625246A (en) | 2009-07-28 | 2009-07-28 | Vehicle-borne navigation method and vehicle-borne navigation system adopting same |
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| CN101625246A true CN101625246A (en) | 2010-01-13 |
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| CN200910108852A Pending CN101625246A (en) | 2009-07-28 | 2009-07-28 | Vehicle-borne navigation method and vehicle-borne navigation system adopting same |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102538815A (en) * | 2010-12-16 | 2012-07-04 | 上海博泰悦臻电子设备制造有限公司 | Method and device for dynamic display of road names |
| CN102954796A (en) * | 2011-08-29 | 2013-03-06 | 环达电脑(上海)有限公司 | Navigation device and method for road house number multi-frame dynamic play and display |
| CN112880701A (en) * | 2021-01-12 | 2021-06-01 | 东莞市伟创动力科技有限公司 | Intersection broadcasting method, device, robot, system and medium for vehicle navigation |
| CN113639739A (en) * | 2021-07-21 | 2021-11-12 | 重庆蓝岸通讯技术有限公司 | Blind road identification navigation system and method |
-
2009
- 2009-07-28 CN CN200910108852A patent/CN101625246A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102538815A (en) * | 2010-12-16 | 2012-07-04 | 上海博泰悦臻电子设备制造有限公司 | Method and device for dynamic display of road names |
| CN102954796A (en) * | 2011-08-29 | 2013-03-06 | 环达电脑(上海)有限公司 | Navigation device and method for road house number multi-frame dynamic play and display |
| CN102954796B (en) * | 2011-08-29 | 2016-06-29 | 环达电脑(上海)有限公司 | Guider that road doorplate multiframe dynamic play shows and method thereof |
| CN112880701A (en) * | 2021-01-12 | 2021-06-01 | 东莞市伟创动力科技有限公司 | Intersection broadcasting method, device, robot, system and medium for vehicle navigation |
| CN113639739A (en) * | 2021-07-21 | 2021-11-12 | 重庆蓝岸通讯技术有限公司 | Blind road identification navigation system and method |
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Application publication date: 20100113 |