CN102339553B - System and method for browsing electronic map - Google Patents
System and method for browsing electronic map Download PDFInfo
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- CN102339553B CN102339553B CN201010228161.8A CN201010228161A CN102339553B CN 102339553 B CN102339553 B CN 102339553B CN 201010228161 A CN201010228161 A CN 201010228161A CN 102339553 B CN102339553 B CN 102339553B
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Abstract
The invention relates to a system for browsing an electronic map, which is run in a handheld device. The handheld device comprises a global positioning system (GPS), an electronic compass, a display screen and the electronic map. The system comprises an acquisition module, a mobile module, a marking module, an adjustment module and a display module, wherein the acquisition module is used for receiving the current position of the handheld device which is detected by the GPS and for acquiring the current pointing direction of the handheld device which is detected by the electronic compass; the mobile module is used for moving the electronic map to the detected position; the marking module is used for marking the current position of the handheld device and the current pointing direction of the handheld device on the electronic map; the adjustment module is used for adjusting the information display direction to the detected pointing direction when the pointing direction of the handheld device is not north; and the display module is used for displaying the adjusted electronic map on the display screen. The invention further provides a method for browsing the electronic map. With the adoption of the system and method for browsing the electronic map, the information display direction of the electronic map can be changed according to the pointing direction of the handheld device.
Description
Technical field
The present invention relates to a kind of Electronic Map Browsing System and method.
Background technology
In conventional art, electronic chart can be browsed and be inquired about by the browing system of installing in hand-held device.Although this browing system can record by GPS the position at the current place of user, and demarcated on electronic chart, but, information in the electronic chart that user browses to is an information on fixed-direction, and cannot adjust the shown information content of electronic chart according to the actual direction of facing of user.
For example, in the time using conditional electronic map view system, be decided to be the north even if the actual direction of facing of user differs, the shown information content of electronic chart is all considered as the north by dead ahead.In the case, when user browses electronic chart towards south, and while not being careful the opposite direction that the shown direction of this system and own reality faces, user cannot reach the destination possibly smoothly.Especially, in the time that user is in foreign environment, tend to turning or changing after direct of travel, obscured own residing orientation, be still easy to occur lost situation even if having electronic chart to provide to browse.
Summary of the invention
In view of above content, be necessary to provide a kind of Electronic Map Browsing System, it can change the information display direction of electronic chart automatically according to the sensing orientation of hand-held device.
In view of above content, be also necessary to provide a kind of browsing method of electronic map, it can change the information display direction of electronic chart automatically according to the sensing orientation of hand-held device.
A kind of Electronic Map Browsing System, runs in hand-held device.This hand-held device comprises GPS, electronic compass and electronic chart.Described system comprises: acquisition module, and the position at the current place of hand-held device detecting for receiving world locational system, and obtain the current sensing orientation of hand-held device that electronic compass detects; Mobile module, for moving to electronic chart the above-mentioned position detecting; Indicate module, for by the sensing azimuth mark of the position at the current place of hand-held device and this hand-held device in described electronic chart; Adjusting module, for adjusting to the information display direction on electronic chart the above-mentioned sensing orientation detecting in the time that the sensing orientation of hand-held device is not the north; And display module, for the electronic chart after above-mentioned adjustment being presented to the display screen of hand-held device.
A kind of browsing method of electronic map, runs in hand-held device.This hand-held device comprises GPS, electronic compass and electronic chart.Described method comprises the steps: that position and the described electronic compass at the described GPS detecting current place of hand-held device detect the current sensing orientation of this hand-held device; Receive the position of the above-mentioned hand-held device detecting and point to orientation; Described electronic chart is moved on the above-mentioned position detecting; By the sensing azimuth mark of the position at the current place of hand-held device and this hand-held device on described electronic chart; In the time that the sensing orientation of hand-held device is not the north, the information display direction on electronic chart is adjusted to the above-mentioned sensing orientation detecting; And the electronic chart after above-mentioned adjustment is presented on the display screen of hand-held device.
Compared to prior art, described Electronic Map Browsing System and method, its combining global positioning system and electronic compass, detect for the current position of user and the direction of facing, residing the user who detects location mark, on electronic chart, and is changed to the information display direction of electronic chart automatically according to the sensing orientation of user's hand-held device.
Brief description of the drawings
Fig. 1 is the applied environment figure of Electronic Map Browsing System preferred embodiment of the present invention.
Fig. 2 is the functional block diagram of Electronic Map Browsing System preferred embodiment of the present invention.
Fig. 3 is the operation process chart of browsing method of electronic map preferred embodiment of the present invention.
Fig. 4 is the schematic diagram that Electronic Map Browsing System of the present invention is adjusted the direction that user faces automatically.
Fig. 5 illustrates a thematic map of composition electronic chart of the present invention.
Fig. 6 is that the present invention is the adjustment schematic diagram of mapping intelligence display direction.
Main element symbol description
| Hand-held device | 1 |
| GPS | 10 |
| Electronic Map Browsing System | 12 |
| Electronic compass | 14 |
| Memory storage | 16 |
| Processor | 18 |
| Display screen | 20 |
| Electronic chart | 160 |
| Acquisition module | 120 |
| Mobile module | 122 |
| Indicate module | 124 |
| Adjusting module | 126 |
| Display module | 128 |
Embodiment
As shown in Figure 1, be the applied environment figure of Electronic Map Browsing System preferred embodiment of the present invention.This Electronic Map Browsing System 12 runs in hand-held device 1.This hand-held device 1 can be the electronic installation such as mobile phone, personal digital assistant (Personal Digital Assistant, PDA).This hand-held device 1 also comprises GPS (GPS) 10, electronic compass 14, memory storage 16, processor 18 and display screen 20.In described memory storage 16, there is electronic chart 160.In the present embodiment, this electronically Figure 160 be a thematic map, this thematic map is stacked layer by layer by multiple figure and forms, for example, the plurality of figure layer comprises the street base map shown in Fig. 5, road name, convenience store/supermarket, refuelling station etc.
Described GPS10, for detecting the position of hand-held device 1, positions the position at hand-held device 1 current place.The method of GPS10 location is the known technology of industry, does not repeat them here.
Described electronic compass 14 is for detecting the sensing orientation of hand-held device 1.Particularly, this electronic compass 14 is the same with common compass, can identify the South Pole and the arctic by signal magnetic field inductively, in the present embodiment, needle in common compass is changed into the magnetoresistive transducer of application Hall effect, because Lorentz force can cause by the skew of electronics in the electric current of electronic compass 14, can be calculated the data of change in voltage by this skew, thereby learn the sensing orientation of hand-held device 1.
Described central processing unit 18 is for calling described Electronic Map Browsing System 12, and controls the execution of described Electronic Map Browsing System 12.Described Electronic Map Browsing System 12 is for obtaining the detecting result of GPS10 and electronic compass 14, adjust the information display direction on Figure 160 electronically and rotate the angles of display of each figure layer data on described thematic map, and the Figure 160 electronically after adjusting is presented on the display screen 20 of hand-held device 1.Specific descriptions are shown in described in Fig. 3.
As shown in Figure 2, be the functional block diagram of Electronic Map Browsing System 12 shown in Fig. 1.In the present embodiment, this Electronic Map Browsing System 12 comprises acquisition module 120, mobile module 122, indicates module 124, adjusting module 126 and display module 128.In the present embodiment, this Electronic Map Browsing System 12 is arranged in described memory storage 16 or solidifies in the operating system of hand-held device 1 with the form of software program or instruction, and controlled the execution of this Electronic Map Browsing System 12 by described processor 18, realize the information on Figure 160 is electronically shown to the object extremely consistent with the sensing orientation adjustment of hand-held device 1.This implementation method can be consulted the description in Fig. 3.
As shown in Figure 3, be the operation process chart of browsing method of electronic map preferred embodiment of the present invention.
Step S300, enters the Electronic Map Browsing System 12 of hand-held device 1.
Step S302, GPS10 continues the position of hand-held device 1 to detect, and electronic compass 14 continues the sensing orientation of hand-held device 1 to detect.
Step S304, acquisition module 120 receives the above-mentioned data detecting, and obtains the position at hand-held device 1 current place and current sensing orientation, and mobile module 122 moves to Figure 160 electronically on this position detecting.
As shown in (I) in Fig. 4, GPS10 detects the current intersection that is taken to the people's livelihood two roads and Zhongshan Road by user of hand-held device 1, the sensing orientation that electronic compass 14 detects this hand-held device 1 is Due South, mobile module 122 moves to Figure 160 electronically on the position at hand-held device 1 current place, on Figure 160 electronically, presents the geographical road conditions of the intersection of the people's livelihood two roads and Zhongshan Road.
Step S306, indicate module 124 the sensing orientation of the position at hand-held device 1 current place and hand-held device 1 (i.e. the user's of this hand-held device 1 working direction) is marked at described in electronically on Figure 160.As shown in Figure 4, indicate module 124 use small circles and represent hand-held device 1, the double-head arrow on small circle side represents the sensing orientation that hand-held device 1 is current.Wherein, Fig. 4 (II) is shown Figure 160 electronically of hand-held device 1 in prior art, is (III) shown Figure 160 electronically of hand-held device 1 in the present embodiment.
Step S308, whether the sensing orientation of detecting this hand-held device 1 is the north, in the time that the sensing orientation of this hand-held device 1 is the north, without the information display direction of adjusting on Figure 160 electronically, in the time that the sensing orientation of this hand-held device 1 is not the north, the information display direction on Figure 160 is electronically adjusted to the above-mentioned sensing orientation detecting by adjusting module 126.Wherein, the information on described Figure 160 is electronically as word, identifier etc. on Figure 160 electronically.
For example, in the existing Figure 160 electronically shown in Fig. 4 (II), user's reality of hand-held device 1 is towards south, and Figure 160 shows taking dead ahead as the north electronically, and the direction that itself and user's reality are faced is inconsistent.For head it off, adjusting module 126 in the present embodiment can be adjusted to the direction as shown in Fig. 4 (III) by the information display direction on Figure 160 electronically, and the information display direction being about on Figure 160 is electronically adjusted to the south that user's reality is faced.
Step S310, display module 128 is presented at the Figure 160 electronically after above-mentioned adjustment on the display screen 20 of hand-held device 1, browses for user.
In step S308, adjusting module 126, in the information display direction of adjusting on Figure 160 electronically, can rotate this angles of display of each figure layer data on the thematic map of Figure 160 electronically of composition, and concrete method of adjustment will be described in detail in Fig. 6.
Fig. 5 for example understands that a thematic map is made up of five figure layers, and these five figure layers have represented that five themes, the data of each figure layer present with data storage and will be managed separately.Select one when regional when user clicks or encloses on Figure 160 electronically, the All Layers on the thematic map of this area just can a sheet by a sheet cover gathers into folds and is presented on display screen 20.Because Figure 160 electronically has the elasticity that extracts theme, therefore, user can browse Figure 160 electronically according to selected theme, as user selects to browse " the rapid transit route " in click area,, about the figure layer of " rapid transit route " can be presented on electronically on Figure 160, user can browse the map of this figure layer by display screen 20.
As shown in Figure 6, be the adjustment schematic diagram of mapping intelligence display direction of the present invention.Wherein, A illustrates that Figure 160 is adjusted front picture electronically.In the time that the sensing orientation of hand-held device 1 is not the north, need to adjust this Figure 160 electronically.Adjust before, adjusting module 126 need by this electronically the figure layer of Figure 160 separate.After two figure layers of " street base map " in B and " road name " are separated, adjusting module 126 is first adjusted the display direction of Figure 126 (as shown in C) electronically, revise one by one again the information angles of display of other each figure layer, to scheme D as example, the direction (being the sensing orientation of hand-held device 1) that adjusting module 126 is browsed according to user is adjusted the word angles of display of " street name " figure layer, make adjust after Figure 160 electronically respectively scheme layer and on information display direction consistent with the sensing orientation of hand-held device 1 so that user browses.
Finally it should be noted that, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement technical scheme of the present invention, and not depart from the spirit and scope of technical solution of the present invention.
Claims (9)
1. an Electronic Map Browsing System, runs in hand-held device, it is characterized in that, this hand-held device comprises GPS, electronic compass and electronic chart, and described system comprises:
Acquisition module, the position at the current place of hand-held device detecting for receiving world locational system, and obtain the current sensing orientation of hand-held device that electronic compass detects;
Mobile module, for moving to electronic chart the above-mentioned position detecting;
Indicate module, for by the sensing azimuth mark of the position at the current place of hand-held device and this hand-held device in described electronic chart;
Adjusting module, for adjusting to the information display direction on electronic chart the above-mentioned sensing orientation detecting in the time that the sensing orientation of hand-held device is not the north; And
Display module, for being presented at the electronic chart after above-mentioned adjustment the display screen of hand-held device.
2. Electronic Map Browsing System as claimed in claim 1, is characterized in that, described electronic chart is stacked layer by layer by the figure of multiple themes and the thematic map that forms.
3. Electronic Map Browsing System as claimed in claim 2, is characterized in that, described adjusting module rotates the angles of display of each figure layer data on described thematic map in the information display direction of adjusting on electronic chart.
4. Electronic Map Browsing System as claimed in claim 1, is characterized in that, described electronic compass comprises magnetoresistive transducer.
5. a browsing method of electronic map, runs in hand-held device, it is characterized in that, this hand-held device comprises GPS, electronic compass and electronic chart, and described method comprises the steps:
Position and the described electronic compass at the described GPS detecting current place of hand-held device are detected the current sensing orientation of this hand-held device;
Receive the position of the above-mentioned hand-held device detecting and point to orientation;
Described electronic chart is moved on the above-mentioned position detecting;
By the sensing azimuth mark of the position at the current place of hand-held device and this hand-held device on described electronic chart;
In the time that the sensing orientation of hand-held device is not the north, the information display direction on electronic chart is adjusted to the above-mentioned sensing orientation detecting; And
Electronic chart after above-mentioned adjustment is presented on the display screen of hand-held device.
6. browsing method of electronic map as claimed in claim 5, is characterized in that, described electronic chart is stacked layer by layer by the figure of multiple themes and the thematic map that forms.
7. browsing method of electronic map as claimed in claim 6, is characterized in that, the described step that information display direction on electronic chart is adjusted to the above-mentioned sensing orientation detecting also comprises the steps:
Rotate the angles of display of each figure layer data on described thematic map.
8. browsing method of electronic map as claimed in claim 5, is characterized in that, the method also comprises the steps: in the time that the sensing orientation of hand-held device is the north, without the information display direction of adjusting on electronic chart.
9. browsing method of electronic map as claimed in claim 5, is characterized in that, described electronic compass comprises magnetoresistive transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010228161.8A CN102339553B (en) | 2010-07-15 | 2010-07-15 | System and method for browsing electronic map |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010228161.8A CN102339553B (en) | 2010-07-15 | 2010-07-15 | System and method for browsing electronic map |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102339553A CN102339553A (en) | 2012-02-01 |
| CN102339553B true CN102339553B (en) | 2014-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010228161.8A Ceased CN102339553B (en) | 2010-07-15 | 2010-07-15 | System and method for browsing electronic map |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111882604A (en) * | 2020-06-16 | 2020-11-03 | 深圳市震有软件科技有限公司 | Method for indicating map direction, compass component vue and storage medium |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1262734A (en) * | 1997-06-03 | 2000-08-09 | 斯蒂芬·拜德 | Portable navigation system comprising direction detector, position detector and database |
| EP1298893A2 (en) * | 2001-09-26 | 2003-04-02 | Siemens Aktiengesellschaft | Mobile communication terminal with a display |
| CN101210823A (en) * | 2006-12-29 | 2008-07-02 | 佛山市顺德区顺达电脑厂有限公司 | Navigation apparatus using traveling direction as display base and its method |
| CN101750080A (en) * | 2008-12-04 | 2010-06-23 | 鸿富锦精密工业（深圳）有限公司 | Navigation device and navigation method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2376861B (en) * | 2001-06-19 | 2005-08-24 | Nec Technologies | Apparatus and method for displaying an electronic map on a mobile electronic device |
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2010
- 2010-07-15 CN CN201010228161.8A patent/CN102339553B/en not_active Ceased
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1262734A (en) * | 1997-06-03 | 2000-08-09 | 斯蒂芬·拜德 | Portable navigation system comprising direction detector, position detector and database |
| EP1298893A2 (en) * | 2001-09-26 | 2003-04-02 | Siemens Aktiengesellschaft | Mobile communication terminal with a display |
| CN101210823A (en) * | 2006-12-29 | 2008-07-02 | 佛山市顺德区顺达电脑厂有限公司 | Navigation apparatus using traveling direction as display base and its method |
| CN101750080A (en) * | 2008-12-04 | 2010-06-23 | 鸿富锦精密工业（深圳）有限公司 | Navigation device and navigation method thereof |
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| CN102339553A (en) | 2012-02-01 |
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