CN1987358B - Focus reinforced module of navigation system and method thereof - Google Patents
Focus reinforced module of navigation system and method thereof Download PDFInfo
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- CN1987358B CN1987358B CN200510120947A CN200510120947A CN1987358B CN 1987358 B CN1987358 B CN 1987358B CN 200510120947 A CN200510120947 A CN 200510120947A CN 200510120947 A CN200510120947 A CN 200510120947A CN 1987358 B CN1987358 B CN 1987358B
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Abstract
The method can change font size and color of road name specific to periphery of current position of user dynamically so as to show explicit navigation style. The method adjusts settings for displaying roads obtained after following processes: comparing road grade in order to obtain roads, grades of which are higher or equal to grade of the road the user locates; comparing space between adjacent roads in order to reject too closed roads. Thus, the invention can highlight selected road names.
Description
[Ji Intraoperative field]
The present invention is about the focus reinforced module and the method thereof of a kind of subsidiary function of navigational system, particularly a kind of navigational system.
[Bei Jing Ji Intraoperative]
GPS (GPS) receives a group guiding gps signal that satellite sent by using a geoceiver, and changes this gps signal to judge its position, speed and local time exactly.Yet the GPS source book only is the longitude and latitude of a current location, so its major function is only in order to the location, unless by having accurate longitude and latitude map, otherwise only only depend on the GPS source book, be no-good as a rule.Therefore, gps receiver is applied in each electronic installation in conjunction with electronic chart, and directly show current location, with auxiliary as navigation for user's reference.
When seeking a place, be mostly to learn driving path in the past by the Hard copy that consults a map, however not only inconvenience but also dangerous of the method.Therefore, traditional map Hard copy is replaced by navigator gradually, thereby provides cartographic information fast, easily, and then learns driving path.And along with scientific and technological order reaches increasingly, navigator applies in people's the life more widely.
Yet, be satisfying the demand that is convenient for carrying, the size of navigator is all dwindled with doing one's utmost, even Vehicular navigation equipment also will be subject on the car space size and be convenient to the demand that the driver watches, the size of navigator especially can't be too huge.Thus, certainly will can't be very big in the navigator in order to the display frame of displayed map information, so its shown cartographic information must be maintained until rare one set scope and exists, and is just reached the effect of its navigation.Under the size that is limited in display frame, to usually can't be very big in the cartographic information that shows in order to the font that indicates each road name, so that why the user does not indicate font if there is attention just can't not understand when seeing, or even reading mistake.Therefore, though that navigator has instantly developed is quite ripe, and for the demand of catering to the user with under the situation of enhancing competitiveness, its function also tends to become strong greatly more, for asking the ultimate attainment hommization of energy so that use still has improvable space to exist in fact.
[summary of the invention]
In view of above problem, fundamental purpose of the present invention is to provide a kind of focus reinforced module and method thereof of navigational system, thereby solves the existing in prior technology problem.
The focus reinforced module of disclosed navigational system and method thereof can highlight the title of predominating path in the cartographic information of demonstration, watch thereby be convenient to the user.
Therefore, for reaching above-mentioned purpose, the focus reinforced module of disclosed navigational system comprises: an electronic map database, one the location module, be linked to electronic map database and locating module an access module, be linked to access module a search module, be connected to search module one first comparison module, be connected to one second comparison module of first comparison module and a reinforced module that is connected to second comparison module.Electronic map database is in order to storing several cartographic informations, and comprises the road information of several roads in cartographic information; Locating module is in order to detect current location to obtain a positional information; Access module is obtained corresponding cartographic information according to positional information in electronic map database; Learn the road information of an above road in the covering scope that comprises current location in the cartographic information that the self-align module of search module obtains, wherein have the spacing of road name, category of roads and adjacent road in the road information of road; First comparison module is optionally compared with the category of roads of all the other roads to the category of roads of current location road in the covering scope, and exports a PRELIMINARY RESULTS according to this; Second comparison module is selectively according to PRELIMINARY RESULTS, relatively one of in the spacing of adjacent road and several set values, and exports one according to this and needs the adjustment result; And reinforced module changes the display setting of the road name of road in covering scope, thereby is showing the road name that highlights this road frequently optionally according to need adjustment result.To this, can make the user can on displayed map, learn the road name of current location and the road name of contiguous road easily by modes such as enlarge font and/or change marker colors.
Wherein PRELIMINARY RESULTS is relevant to the road that the interior category of roads of covering scope is not less than the category of roads of current location road.Need to adjust the result and then be relevant to the road that category of roads in the covering scope is not less than the category of roads of current location road, and in road the spacing of adjacent road less than the road of set value.
Set value be road after changing the road name the display font size half or over half.
Equally, this locating module can be a GPS (GPS) receiver.
Moreover for reaching above-mentioned purpose, the focus reinforced method of disclosed navigational system includes the following step: obtain user's current position information; Read a cartographic information according to position data, wherein this map packets of information is drawn together the road information of several roads; In the cartographic information of reading, learn the road information of an above road in the covering scope that is included in current location, wherein in the road information of road, have the data such as spacing of road name, category of roads and adjacent road; Search category of roads in the road information of the road of learning is not less than the road of the category of roads of current location place road, and exports a PRELIMINARY RESULTS according to this; Optionally will compare one of in the spacing of adjacent road and several set values according to PRELIMINARY RESULTS, and export one according to this and need to adjust the result; And adjust as a result according to need that selectivity changes the display setting of the road name of road in covering scope, thereby when showing, highlight the road name of this road.Therefore, can be by modes such as enlarge font and/or change marker colors when showing, make the user can be easily to the road name of learning current location on the displayed map and the road name of contiguous road.
Therefore, category of roads in the road information of searching the road of being learnt is not less than the road of the category of roads of current location place road, and export according to this in the step of a PRELIMINARY RESULTS, include the following step: the category of roads of in the road information of the road of learning, obtaining road; Compare the category of roads of current location place road and the category of roads of all the other roads in covering scope; Learn that category of roads is not less than the road of the category of roads of current location place road; And obtaining being relevant to the PRELIMINARY RESULTS that preliminary need highlight the road of road name, the road that wherein tentatively need highlight the road name is not less than the road of the category of roads of current location road for category of roads in covering scope.
In addition, to optionally will comparing one of in the spacing of adjacent road and several set values according to PRELIMINARY RESULTS, and export one according to this and need to adjust in result's the step, include the following step: in PRELIMINARY RESULTS, seek adjacent road, and itself and obtain the spacing of adjacent road; To compare one of in the spacing of adjacent road and the set value, with the spacing of learning adjacent road less than the road one of in the set value, thereby obtain a comparative result; And the need adjustment result who obtains being relevant to the road that need highlight the road name according to PRELIMINARY RESULTS and comparative result, the road that wherein need highlight the road name is the category of roads that category of roads is not less than the current location road in covering scope, and the spacing of adjacent road is not less than the road of set value.
Set value be road after changing the road name the display font size half or over half.
Wherein, obtaining of positional information can be reached: receive a satellite-signal through the following steps; And conversion satellite-signal and obtain positional information.
Relevant characteristics and implementation of the present invention cooperate icon to be described in detail as follows as most preferred embodiment now.
[description of drawings]
Fig. 1 illustrates the summary calcspar of the focus reinforced module of one embodiment of the invention navigational system.
Fig. 2 illustrates the process flow diagram of the focus reinforced method of one embodiment of the invention navigational system.
Fig. 3 illustrates the local process flow diagram of step 240 among Fig. 2.
Fig. 4 illustrates the local process flow diagram of step 250 among Fig. 2.
Fig. 5 illustrates enforcement according to the display frame before the embodiments of the invention.
Fig. 6 illustrates the explanation display frame of a result of implementation according to an embodiment of the invention.
[embodiment]
Below enumerate specific embodiment describing content of the present invention in detail, and with icon as aid illustration.The symbol of mentioning in the explanation please refer to diagrammatical symbol.
Seeing also Fig. 1, be the summary calcspar according to the focus reinforced module of one embodiment of the invention navigational system, is can be presented at the main roads that highlight on the electronic chart arround user's current location to indicate (that is, indicating the road name).Must it should be noted that, the present invention (for example: car etc.) on the Nei Bu navigator can be applicable to a mobile object, also can be applicable to provide in one of navigation feature portable electron device, for example: PDA(Personal Digital Assistant), mobile phone or portable computer or the like.
This focus reinforced module comprises an electronic map database 110, a location module 120, an access module 130, a search module 140, an affirmation module 150 and a reinforced module 160.
Electronic map database 110 is the Storage Media that an inside stores cartographic information in advance, and wherein these cartographic informations can comprise various map feature, for example road shape, road name, road plotted point, category of roads, two-dimensional coordinate or other relevant transport information etc.Equally, this electronic map database 110 can be an optical storage media (CD, DVD), hard disk, storage card or other possesses the medium of identical function.
Locating module 120 is in order to detecting user's current location.And locating module 120 can be a gps receiver, obtains user's current position information in order to receiving satellite signal.
Access module 130 can be according to positional information that locating module 120 provided and in electronic map database 110 the needed cartographic information of acquisition.
Search module 140 can obtain the road information of each road in comprising one of positional information covering scope in cartographic information.
Confirm to have one first comparison module 152 and one second comparison module 154 in the module 150, with the adjacent road of searching and need confirming to adjust, need to adjust the result to obtain corresponding one of the adjacent road adjusted that needs according to the category of roads and the current location place category of roads of each road in the obtained road information of search module 140.
Simultaneously, the category of roads of each road is compared with the grade of current location place road in first comparison module 152 the road information that search module 140 is obtained, to obtain a PRELIMINARY RESULTS.It mainly is in order to learn that category of roads is not less than the road of relative position information category of roads, to learn the road of desiring to highlight the road name, promptly comprises the road of relative position information and the road that category of roads is not less than the relative position information category of roads.
And second comparison module 154 can be sought adjacent road according to the PRELIMINARY RESULTS of first comparison module, 152 gained, and its spacing is compared with a set value, to obtain the corresponding need adjustment result who needs the adjacent road of adjustment.This set value can be font size (for example: word is wide, word is high) after changing half or over half.Equally, it mainly is that font after amplify can hide contiguous road and cause the map of demonstration to indicate when roading density is too intensive confused, so that the user can't accurately learn relevant road name and cartographic information.That is to say that when the spacing of adjacent road during less than set value, these two adjacent roads promptly can be got rid of from the road of desiring to highlight the road name.
160 need according to the corresponding adjacent road that need adjust of reinforced module are adjusted the display setting of result's change road name in covering scope, thereby highlight these road names when showing.That is to say, can make the user can on displayed map, learn the road name of current location and the road name of contiguous road easily by modes such as enlarge font and/or change marker colors.
Below will cooperate graphic proposition explanation with regard to one of the present invention preferred embodiment method.
Please refer to Fig. 2, it is the focus reinforced process flow diagram according to one embodiment of the invention navigational system.At first can obtain user's current position information (step 210), read cartographic information (step 220) according to positional information again, then in cartographic information, obtain the road information (step 230) of each road in comprising one of positional information covering scope, search category of roads in the road information of obtaining is not less than the road of the category of roads of the current place of user road, and export a PRELIMINARY RESULTS (step 240) according to this, optionally the spacing of adjacent road is compared with a set value according to PRELIMINARY RESULTS, and export one of the corresponding adjacent road that need adjust according to this and need adjust result's (step 250), need to adjust the display setting (step 260) that the result changes road name in the covering scope according to one of the corresponding adjacent road that need adjust, thereby highlighting these road names signs, for example: the color that font that the amplification path name indicates and/or change road name indicate etc.
In step 210, user's current position information can be passed through receiving satellite signal, and obtains user's current position information after the conversion.
With reference to Fig. 3, in step 240, in road information, obtain earlier category of roads (step 242), the category of roads (step 244) of other road in the category of roads of comparison position information place road and the covering scope, to obtain the road (step 246) that category of roads is not less than the category of roads of relative position information, obtain being relevant to the PRELIMINARY RESULTS (step 248) that preliminary need highlight the road of road name, wherein these preliminary need road of highlighting the road name comprises the road at positional information place and the road of the category of roads that category of roads is not less than relative position information.
With reference to Fig. 4, in step 250, in PRELIMINARY RESULTS, seek adjacent road earlier, and obtain its spacing (step 252), the spacing of adjacent road is compared with a set value, to learn two roads of spacing less than set value, thereby obtain a comparative result (step 254), obtain being relevant to one of the road that need highlight the road name according to PRELIMINARY RESULTS and comparative result and need to adjust result's (step 256), wherein this road that need highlight road name spacing of being not less than the category of roads of place road and adjacent road for category of roads in covering scope is not less than the road of this set value.In this, set value can be font size (for example: word is wide, word is high) after changing half or over half.It is confused so mainly to be that font after amplify when roading density is too intensive can hide contiguous road and cause the map of demonstration to indicate, and can't accurately learn relevant road name and cartographic information to cause the user.
Comprehensively above-mentioned, when supposing to be applied to one embodiment of the invention on the in-vehicle navigation apparatus, in Fig. 5, show the state before the outlet name highlights; And in Fig. 6, show state after the outlet name highlights, as " the universal love road " among the figure, the big and color of its font and other road name are just inequality.
Claims (14)
1. the focus reinforced module of a navigational system can dynamically change the road name font size and the color of the peripheral specified link of user's current location, thereby demonstrate more clearly navigate mode, it is characterized in that the focus reinforced module of this navigational system comprises:
One electronic map database in order to store several cartographic informations, wherein comprises the road information of several roads in this cartographic information;
One location module is in order to detect current location to obtain a positional information;
One access module is linked to this electronic map database and this locating module, in order to obtain corresponding cartographic information according to this positional information;
One search module, be linked to this access module, in order in corresponding this cartographic information, to learn the road information of a plurality of roads in the covering scope that is comprising current location, wherein has the spacing of road name, category of roads and adjacent road in the road information of this road;
One confirms module, be connected to this search module, in order to searching according to the category of roads of the category of roads of current location road in this covering scope and all the other roads and to confirm at least one adjacent road of adjusting of needing, need to adjust the result with one of the adjacent road that to need mutually to obtain adjusting; And
One reinforced module is connected to this affirmation module, need adjust the display setting that the result changes the road name of road in this covering scope in order to selectivity according to this, thereby highlights the road name of this road when showing.
2. the focus reinforced module of navigational system as claimed in claim 1, it is characterized in that: this affirmation module includes:
One first comparison module is connected to this search module, in order to optionally the category of roads of current location road in this covering scope being compared with the category of roads of all the other roads, and exports a PRELIMINARY RESULTS according to this;
One second comparison module is connected to this first comparison module,,, relatively one of in the spacing of this adjacent road and several set values and exports one according to this and needs to adjust the result according to this PRELIMINARY RESULTS in order to optionally.
3. the focus reinforced module of navigational system as claimed in claim 2 is characterized in that: this PRELIMINARY RESULTS is relevant to the road that category of roads in this covering scope is not less than the category of roads of current location road.
4. the focus reinforced module of navigational system as claimed in claim 2, it is characterized in that: this need be adjusted the result and be relevant to the road that category of roads in this covering scope is not less than the category of roads of current location road, and in this road the spacing of this adjacent road less than this road of this set value.
5. the focus reinforced module of navigational system as claimed in claim 4 is characterized in that: this set value for the road name display font size of this road after changing half or over half.
6. the focus reinforced module of navigational system as claimed in claim 1, it is characterized in that: when showing, the display font of road name of this road that the display font of road name of this road of change display setting does not change display setting is big, and Show Color is different from the Show Color of the road name of this road that does not change display setting.
7. the focus reinforced module of navigational system as claimed in claim 1, it is characterized in that: this locating module is a GPS (GPS) receiver.
8. the focus reinforced module of navigational system as claimed in claim 1, it is characterized in that: this electronic map database is an optical storage media, a hard disk or the storage card that interior reservoir has this cartographic information.
9. the focus reinforced method of a navigational system includes the following step:
Obtain a positional information of current location;
Read a cartographic information according to this position information, wherein this cartographic information comprises the road information of several roads;
In this cartographic information, learn the road information of a plurality of roads in the covering scope that comprises current location, wherein have the spacing of road name, category of roads and adjacent road in the road information of this road;
Search that category of roads is not less than the road of the category of roads of current location place road in the road information of this road of learning, and export a PRELIMINARY RESULTS according to this;
According to this PRELIMINARY RESULTS, optionally relatively one of in the spacing of this adjacent road and several set values, and export one according to this and need to adjust the result; And
Need adjust the display setting that selectivity as a result changes the road name of this road in this covering scope according to this, thereby when showing, highlight the road name of this road.
10. the focus reinforced method of navigational system as claimed in claim 9, it is characterized in that: category of roads is not less than the category of roads of current location place road in the road information of this road that search is learnt, and exports according to this in the step of a PRELIMINARY RESULTS and comprise the following steps:
From the road information of this road of learning, obtain the category of roads of this road;
Compare the category of roads of current location place road and the category of roads of all the other roads in this covering scope;
Learn that category of roads is not less than the road of the category of roads of current location place road; And
Obtain being relevant to this PRELIMINARY RESULTS that preliminary need highlight the road of road name, wherein this road that tentatively need highlight the road name is not less than the road of the category of roads of current location place road for category of roads in this covering scope.
11. the focus reinforced method of navigational system as claimed in claim 9 is characterized in that: according to this PRELIMINARY RESULTS, selectivity ratios is than one of in the spacing of adjacent road and several set values, and exports one according to this and need to adjust in result's the step and comprise the following steps:
In this PRELIMINARY RESULTS, seek adjacent road, and obtain the spacing of this adjacent road;
To compare one of in the spacing of this adjacent road and this set value, with the spacing of learning this adjacent road less than this road one of in this set value, thereby obtain a comparative result; And
Obtain being relevant to the need adjustment result of the road that need highlight the road name according to this PRELIMINARY RESULTS and this comparative result, wherein this road that need highlight the road name is the category of roads that category of roads is not less than current location place road in this covering scope, and the spacing of this adjacent road is not less than the road of this set value.
12. the focus reinforced method of navigational system as claimed in claim 11 is characterized in that: this set value for the road name display font size of this road after changing half or over half.
13. the focus reinforced method of navigational system as claimed in claim 9, it is characterized in that: when showing, the display font of road name of this road that the display font of road name of this road of change display setting does not change display setting is big, and Show Color is different from the Show Color of the road name of this road that does not change display setting.
14. the focus reinforced method of navigational system as claimed in claim 11 is characterized in that: in the step of a positional information that obtains current location, comprise the following steps:
Receive a satellite-signal; And
Change this satellite-signal and obtain this positional information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200510120947A CN1987358B (en) | 2005-12-22 | 2005-12-22 | Focus reinforced module of navigation system and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200510120947A CN1987358B (en) | 2005-12-22 | 2005-12-22 | Focus reinforced module of navigation system and method thereof |
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| Publication Number | Publication Date |
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| CN1987358A CN1987358A (en) | 2007-06-27 |
| CN1987358B true CN1987358B (en) | 2010-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200510120947A Expired - Fee Related CN1987358B (en) | 2005-12-22 | 2005-12-22 | Focus reinforced module of navigation system and method thereof |
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| CN (1) | CN1987358B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101539434B (en) * | 2008-03-18 | 2013-07-10 | 环达电脑(上海)有限公司 | Method for automatically adjusting map complexion |
| CN101813487B (en) * | 2009-02-24 | 2015-01-14 | 阿尔派株式会社 | Navigation device and display method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1181565A (en) * | 1996-05-16 | 1998-05-13 | 松下电器产业株式会社 | Reading machine and recording medium and transmitting method of road map information |
| CN1271087A (en) * | 1999-04-21 | 2000-10-25 | 索尼公司 | Electronic map device and display method for electronic map |
-
2005
- 2005-12-22 CN CN200510120947A patent/CN1987358B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1181565A (en) * | 1996-05-16 | 1998-05-13 | 松下电器产业株式会社 | Reading machine and recording medium and transmitting method of road map information |
| CN1271087A (en) * | 1999-04-21 | 2000-10-25 | 索尼公司 | Electronic map device and display method for electronic map |
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| CN1987358A (en) | 2007-06-27 |
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Granted publication date: 20100526 Termination date: 20191222 |