CN107677234A - A kind of high-precision circuit electronic map survey tool and method - Google Patents
A kind of high-precision circuit electronic map survey tool and method Download PDFInfo
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- CN107677234A CN107677234A CN201711039254.4A CN201711039254A CN107677234A CN 107677234 A CN107677234 A CN 107677234A CN 201711039254 A CN201711039254 A CN 201711039254A CN 107677234 A CN107677234 A CN 107677234A
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- ranging
- electronic map
- starting point
- road network
- track route
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
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Abstract
The invention discloses a kind of high-precision circuit electronic map survey tool and method, including road network absorbing unit, route ranging computing unit and display unit, wherein：Road network absorbing unit, it is adsorbed onto respectively in electronic map road network for setting ranging starting point and ranging terminal, and by the ranging starting point and ranging terminal；Route ranging computing unit, for calculating the distance value of track route and the track route between ranging starting point and ranging terminal in electronic map road network；Display unit, for showing the distance value of the track route and the track route in electronic map.The present invention in ranging process to provide the actual mobile route on map, so as to improve the route inquiry degree of accuracy.
Description
Technical field
The present invention relates to electronic map field of measuring technique, more particularly to a kind of high-precision circuit electronic map survey tool
And method.
Background technology
Electronic map（Electronic map）, i.e. numerical map is to utilize computer technology, in a digital manner storage and
The map of access.Electronic map stores up stored method, general to use vector mode image storage, and map scale is enlarging or reducing
Or rotation is without influenceing display effect.Electronic map easily can carry out any form of want to the content of general map
Element combination, splicing, to form new map.Arbitrary scale, the drawing output of any range can be carried out to electronic map, and
And modification electronic map is very easy to, shorten mapping time.Electronic map can also easily with satellite image, aerial photograph
Combined etc. other information source, generate new figure kind.
Range measurement is a kind of common application in electronic map.In ranging process, user is first in electronic map
Provide several points（Such as starting point, dwell point and terminal）, then electronic map software calculate any two by certain algorithm
Air line distance between point.
However, in the distance measurement process of prior art, only it is given at merely straight between the point selected on map
Linear distance, and actual movement route can not be provided.Moreover, in the prior art, starting point can not be directly changed on the electronic map
Dwell point between terminal, so as to which the use also to user brings very big puzzlement.
The content of the invention
It is contemplated that at least solves one of technical problem in correlation technique to a certain extent.Therefore, the present invention
One purpose is to propose a kind of high-precision circuit electronic map survey tool and method, to be provided in ranging process on map
Actual mobile route, so as to improve the route inquiry degree of accuracy.
A kind of high-precision circuit electronic map survey tool according to embodiments of the present invention, including road network absorption are single
Member, route ranging computing unit and display unit, wherein：
Road network absorbing unit, for setting ranging starting point and ranging terminal, and by the ranging starting point and ranging terminal
It is adsorbed onto respectively in electronic map road network；
Route ranging computing unit, for calculating the walking between ranging starting point and ranging terminal in electronic map road network
The distance value of route and the track route；
Display unit, for showing the distance value of the track route and the track route in electronic map.
The device further comprises walking mode selecting unit；
Walking mode selecting unit, for selecting walking mode；
Route ranging computing unit, for calculated in electronic map road network between ranging starting point and ranging terminal with the row
The distance value of the corresponding track route of walking modes and the track route.
Walking mode selecting unit, for from walking through pattern, drive over pattern or public transport in pattern by selecting
Walking mode.
The device further comprises dwell point setting unit,
Dwell point setting unit, it is adsorbed onto for setting dwell point, and by the dwell point in electronic map road network；
Route ranging computing unit, in electronic map road network calculate ranging starting point to dwell point track route,
And calculate from dwell point to the track route ranging terminal.
Dwell point setting unit, for updating dwell point in electronic map, and by this update after dwell point be adsorbed onto electricity
In sub- map road network；
Route ranging computing unit, for calculating walking of the ranging starting point to dwell point after renewal in electronic map road network
Route, and dwell point is calculated after renewal to the track route ranging terminal；
Display unit, for the dwell point after renewal to reach ranging terminal from the ranging starting point for displaying in electronic map
Track route and distance value.
Dwell point setting unit, for updating dwell point on the track route of electronic map by way of dragging.
Road network absorbing unit, for determining the display location coordinate of ranging starting point and ranging terminal in electronic map
Data, and the display location coordinate data based on ranging starting point and ranging terminal in electronic map, ranging starting point is determined respectively
With geographic coordinate data of the ranging terminal in electronic map road network.
A kind of high-precision circuit electronic map measuring method, sets ranging starting point and ranging terminal, and by the ranging
Starting point and ranging terminal are adsorbed onto in electronic map road network respectively；
Track route between ranging starting point and ranging terminal and the track route are calculated in electronic map road network
Distance value；
The distance value of the track route and the track route is shown in electronic map.
Further comprise：Select walking mode；
Described track route and walking road calculated in electronic map road network between ranging starting point and ranging terminal
The distance value of line includes：
Walking road corresponding with the walking mode between ranging starting point and ranging terminal is calculated in electronic map road network
The distance value of line and the track route.
The walking mode includes：Walk through pattern；Drive over pattern；Or public transport passes through pattern.
Further comprise：Dwell point is set, and the dwell point is adsorbed onto in electronic map road network；
The track route calculated in electronic map road network between ranging starting point and ranging terminal includes：Electronically
The track route from ranging starting point to dwell point is calculated in figure road network, and is calculated from dwell point to ranging terminal
Track route.
Further comprise：Dwell point is updated in electronic map；This method further comprises：
Dwell point is adsorbed onto in electronic map road network after this is updated；
The track route of dwell point after being calculated in electronic map road network from ranging starting point to renewal, and calculate from renewal
Dwell point is to the track route between ranging terminal afterwards；
In electronic map displaying from the ranging starting point after renewal after dwell point reach ranging terminal track route with
And distance value.
It is described in electronic map update dwell point be：Updated by way of dragging on the track route of electronic map
Dwell point.
It is described ranging starting point and ranging terminal are adsorbed onto electronic map road network respectively to include：
Determine the display location coordinate data of ranging starting point and ranging terminal in electronic map；
Display location coordinate data based on ranging starting point and ranging terminal in electronic map, ranging starting point and survey are determined respectively
The geographic coordinate data in electronic map road network from home.
Compared with prior art, beneficial effects of the present invention：In embodiments of the present invention, first set ranging starting point and
Ranging terminal, and ranging starting point and ranging terminal are adsorbed onto in electronic map road network respectively；Then in electronic map
The distance value of the track route and the track route between ranging starting point and ranging terminal is calculated in road network, then in electronics
Track route and the distance value of the track route are shown in map.As can be seen here, after using embodiment of the present invention, pass through
Measurement is adsorbed directly on map, gives actual track route and distance value, it is accurate so as to improve route of user inquiry
Degree.
In addition, in embodiments of the present invention, dwell point, ranging can be dragged directly on the track route of electronic map
Starting point or ranging terminal, consequently facilitating the use of user.
Moreover, embodiment of the present invention can provide the selection for a variety of walking modes, and information alert mode
Can variation.
Brief description of the drawings
Accompanying drawing is used for providing a further understanding of the present invention, and a part for constitution instruction, the reality with the present invention
Apply example to be used to explain the present invention together, be not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is a kind of structural representation of high-precision circuit electronic map survey tool proposed by the present invention；
Fig. 2 is a kind of high-precision circuit electronic map measuring method example flow chart proposed by the present invention；
Fig. 3 is a kind of high-precision circuit electronic map measuring method flow chart proposed by the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.
The example of the embodiment is shown in the drawings, wherein same or similar label represents identical or class from beginning to end
As element or with same or like function element.The embodiments described below with reference to the accompanying drawings are exemplary, purport
For explaining the present invention, and it is not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or
Position relationship, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the invention, " multiple " are meant that two or more,
Unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects
Connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements.For the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
As shown in figure 1, the device includes road network absorbing unit 1, route ranging computing unit 2 and display unit 3.Its
In：
Road network absorbing unit 1, for setting ranging starting point and ranging terminal, and by the ranging starting point and ranging terminal
It is adsorbed onto respectively in electronic map road network；
Route ranging computing unit 2, for calculating the row between ranging starting point and ranging terminal in electronic map road network
Walk route and the distance value of the track route；
Display unit 3, for showing the distance value of the track route and the track route in electronic map.
In one embodiment, road network absorbing unit 1, for determining ranging starting point and ranging terminal electronically
Display location coordinate data in figure, and the display location number of coordinates based on ranging starting point and ranging terminal in electronic map
According to determining geographic coordinate data in electronic map road network of ranging starting point and ranging terminal respectively.
Generally also include road condition information in the road net data that electronic map includes, for example whether road is suitable to step
Row, road are two lane highways, Four-Lane Road or six-lane etc..Preferably, user can select to walk through pattern, drive over mould
Formula or public transport pass through pattern, etc..
Specifically, in one embodiment, the device further comprises walking mode selecting unit 4.Wherein：Walking mould
Formula selecting unit 4, for selecting walking mode；Route ranging computing unit 2, surveyed for being calculated in electronic map road network
Distance value away from track route and the track route corresponding with the walking mode between starting point and ranging terminal.
In some cases, user may need resident in walking midway, therefore preferably further set in a step 101
Dwell point, and dwell point is adsorbed onto in electronic map road network.
Specifically, in one embodiment, the device further comprises dwell point setting unit 5.Dwell point sets single
Member 5, is adsorbed onto in electronic map road network for setting dwell point, and by the dwell point.Now, route ranging calculates
Unit 2, for calculating ranging starting point in electronic map road network to the track route of dwell point, and calculate from dwell point
Track route between ranging terminal.In one embodiment, the number of dwell point can have multiple, now can be according to
The dwell point sequencing that user is set calculates track route.
A kind of high-precision circuit electronic map measuring method as shown in Figure 3 includes：
Step 301：Ranging starting point and ranging terminal are set, and ranging starting point and ranging terminal are adsorbed onto electronic map respectively
In road network.
Pass through global positioning system（GPS）Can be by the physical coordinates data message of real roads network Deng various ways
Change, to form electronic map road network.Herein, ranging starting point and ranging terminal are set first in electronic map.Can be with
Ranging starting point and ranging terminal are selected by way of being clicked directly in electronic map, can also be by inputting geographical position name
Claim to set ranging starting point and ranging terminal.
Include the geographic coordinate data information of real roads network, referred to as electronic map road in electronic map road network
Network data.The connection described in the road net data of electronic map between the coordinate sequence and different sections of highway in each section is closed
System., it is necessary to which ranging starting point and ranging terminal are adsorbed onto into electronic map respectively after ranging starting point and ranging terminal is set
It is in road network, i.e., ranging starting point and ranging terminal is true with the specific coordinate geodata in electronic map road network respectively
Vertical corresponding relation.Specific adsorption process can include：It is determined that the display position of ranging starting point and ranging terminal in electronic map
After putting coordinate data；Display location coordinate data based on ranging starting point and ranging terminal in electronic map again, it is true respectively
Geographic coordinate data of the location survey away from starting point and ranging terminal in electronic map road network.
After ranging starting point and ranging terminal are adsorbed onto electronic map road network by completion, it can be answered in subsequent step
The track route between ranging starting point and ranging terminal is calculated with ranging starting point and the particular geographic coordinates data of ranging terminal
And distance value.
Step 302：Calculated in electronic map road network track route between ranging starting point and ranging terminal and
The distance value of the track route.
Herein, coordinate that can be based on ranging starting point Yu ranging terminal, ranging starting point and survey are calculated based on location algorithm
The distance value of track route and the track route between from home.
The route between 2 points and distance are calculated in electronic map many algorithms, and generally use " calculate by shortest path
Method " calculates route.Shortest path first the most frequently used at present has：Dijkstra algorithm, A* algorithms, SPFA algorithms,
Bellman-ford algorithm and Floyd-Warshall algorithms, etc..
Preferably, embodiment of the present invention can specifically use dijkstra algorithm to solve.Dijkstra algorithm is typical case
Shortest path algorithm, for calculating a node to the shortest path of other nodes, it is mainly characterized by centered on starting point outwards
Layer extension, untill expanding to terminal.Dijkstra algorithm can draw the optimal solution of shortest path.
Although specifically enumerating some routing algorithms above, it will be appreciated by those of skill in the art that this routing algorithm
It is only exemplary to enumerate, and is not intended to limit the present invention the protection domain of embodiment.
In some cases, user may need resident in walking midway, therefore preferably further set in step 301
Dwell point, and dwell point is adsorbed onto in electronic map road network, i.e., by dwell point and electronic map road network
Specific coordinate establishes corresponding relation.Now, step 302 can specifically include：Calculated in electronic map road network from ranging
Starting point to dwell point track route, and calculate from dwell point to the track route ranging terminal.
If user need change dwell point, can in a manner of directly by dragging on the track route of electronic map more
New dwell point, then the renewal dwell point is adsorbed onto in electronic map road network again.Now, step 302 can specifically wrap
Include：In electronic map displaying from ranging starting point after the renewal after dwell point, then reach the track route of ranging terminal with
And distance value.In one embodiment, the number of dwell point can have multiple, and what can now be pre-set according to user stays
Stationary point sequencing calculates track route and distance value.Specifically, can also be calculated using above-mentioned " shortest path first "
Obtain track route and distance value between dwell point.
, can also be directly by way of dragging on the track route of electronic map similar to the changing mode of dwell point
Change ranging starting point and/or ranging terminal.Specifically, ranging starting point and/or ranging are changed on the track route of electronic map
, it is necessary to which the ranging starting point after renewal and ranging terminal are adsorbed onto in electronic map road network again after terminal, and continue
Applications ranging algorithm calculates the track route and distance value after renewal.
Generally also include road condition information in the road net data that electronic map includes, for example whether road is suitable to step
Row, road are two lane highways, Four-Lane Road or six-lane etc..Preferably, user further selects walking mode in step 301.
For example user can select to walk through pattern, drive over pattern or public transport passes through pattern, etc..Now, step 302 has
Body includes：Road condition information in electronic map road network in road net data, calculates ranging starting point and ranging is whole
The distance value of the track route corresponding with the walking mode and the track route between point.Such as, it is assumed that user is in step
Selection is walks through pattern in 301, then calculate in step 302 between ranging starting point and ranging terminal with walkable row
Walk route and the distance value of the track route.
Step 303：The distance value of the track route and the track route is shown in electronic map.
, can be with after the distance value for having calculated the track route and the track route between ranging starting point and ranging terminal
Track route and the distance value of the track route are shown in electronic map in several ways.Such as can be by highlighted
Mode show track route, or the distance value of the track route is shown in prompting frame.
As shown in Fig. 2 a kind of implementation of high-precision circuit electronic map measurement includes：
Step 201：User sets ranging starting point, and the ranging starting point is adsorbed onto on the road network of electronic map.
Step 202：User sets ranging terminal, and the ranging terminal is adsorbed onto on the road network of electronic map.
Step 203：User sets dwell point, and the dwell point is adsorbed onto on the road network of electronic map.
Step 204：The track route and distance from ranging starting point to dwell point are calculated on the road network of electronic map
Value, and calculate from dwell point to the track route of ranging terminal and distance value.
Step 205：Judge whether the ranging starting point on electronic map, ranging terminal or dwell point have change, if
Then return to and perform step 201, otherwise perform step 206.
Step 206：The track route by dwell point to ranging terminal from ranging starting point is shown on the electronic map, and
Prompt the user with the distance value of the route.
Indeed, it is possible to filled by diversified forms the electronic map ranging that embodiment of the present invention is proposed is embodied
Put.For example the application programming interfaces of certain specification can be followed and be written as the plug-in card program being installed in electronic map software,
It can be encapsulated as application program so that user voluntarily downloads use.When being written as plug-in card program, can be implemented as
A variety of card formats such as ocx, dll, cab.Flash plug-in units, RealPlayer plug-in units, MMS plug-in units, the lines of MIDI five can also be passed through
The particular techniques such as plug-in unit, ActiveX plug-in units are composed to implement the electronic map range unit that embodiment of the present invention is proposed.
In summary, in embodiments of the present invention, ranging starting point and ranging terminal be set first, and by the ranging
Starting point and ranging terminal are adsorbed onto in electronic map road network respectively；Then ranging is calculated in electronic map road network to rise
The distance value of track route and the track route between point and ranging terminal, then the walking road is shown in electronic map
The distance value of line and the track route.As can be seen here, after using embodiment of the present invention, by directly being adsorbed on map
Measurement, gives actual track route and distance value, so as to improve route of user query accuracy.
In addition, in embodiments of the present invention, dwell point directly can be dragged on the track route of electronic map, so as to
It is easy to the use of user.
Moreover, embodiment of the present invention can provide the selection for a variety of walking modes, and information alert mode
Can variation.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature
It is that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height and is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Necessarily refer to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be any
One or more embodiments or example in combine in an appropriate manner.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (14)
- A kind of 1. high-precision circuit electronic map survey tool, it is characterised in that：Including road network absorbing unit, route ranging Computing unit and display unit, wherein：Road network absorbing unit, for setting ranging starting point and ranging terminal, and by the ranging starting point and ranging terminal It is adsorbed onto respectively in electronic map road network；Route ranging computing unit, for calculating the walking between ranging starting point and ranging terminal in electronic map road network The distance value of route and the track route；Display unit, for showing the distance value of the track route and the track route in electronic map.
- A kind of 2. high-precision circuit electronic map survey tool according to claim 1, it is characterised in that：The device enters one Step includes walking mode selecting unit；Walking mode selecting unit, for selecting walking mode；Route ranging computing unit, for calculated in electronic map road network between ranging starting point and ranging terminal with the row The distance value of the corresponding track route of walking modes and the track route.
- A kind of 3. high-precision circuit electronic map survey tool according to claim 2, it is characterised in that：Walking mode selects Unit is selected, for from walking through pattern, drive over pattern or public transport in pattern by selecting walking mode.
- A kind of 4. high-precision circuit electronic map survey tool according to claim 1, it is characterised in that：The device enters one Step includes dwell point setting unit,Dwell point setting unit, it is adsorbed onto for setting dwell point, and by the dwell point in electronic map road network；Route ranging computing unit, in electronic map road network calculate ranging starting point to dwell point track route, And calculate from dwell point to the track route ranging terminal.
- A kind of 5. high-precision circuit electronic map survey tool according to claim 4, it is characterised in that：Dwell point is set Unit, for updating dwell point in electronic map, and by this update after dwell point be adsorbed onto in electronic map road network；Route ranging computing unit, for calculating walking of the ranging starting point to dwell point after renewal in electronic map road network Route, and dwell point is calculated after renewal to the track route ranging terminal；Display unit, for the dwell point after renewal to reach ranging terminal from the ranging starting point for displaying in electronic map Track route and distance value.
- A kind of 6. high-precision circuit electronic map survey tool according to claim 5, it is characterised in that：Dwell point is set Unit, for updating dwell point on the track route of electronic map by way of dragging.
- A kind of 7. high-precision circuit electronic map survey tool according to any one of claim 1-6, it is characterised in that： Road network absorbing unit, for determining the display location coordinate data of ranging starting point and ranging terminal in electronic map, and Display location coordinate data based on ranging starting point and ranging terminal in electronic map, determine that ranging starting point and ranging are whole respectively Geographic coordinate data of the point in electronic map road network.
- A kind of 8. high-precision circuit electronic map measuring method, it is characterised in that：Ranging starting point and ranging terminal are set, and will The ranging starting point and ranging terminal are adsorbed onto in electronic map road network respectively；Track route between ranging starting point and ranging terminal and the track route are calculated in electronic map road network Distance value；The distance value of the track route and the track route is shown in electronic map.
- A kind of 9. high-precision circuit electronic map measuring method according to claim 8, it is characterised in that：This method enters one Step includes：Select walking mode；Described track route and walking road calculated in electronic map road network between ranging starting point and ranging terminal The distance value of line includes：Walking road corresponding with the walking mode between ranging starting point and ranging terminal is calculated in electronic map road network The distance value of line and the track route.
- A kind of 10. high-precision circuit electronic map measuring method according to claim 9, it is characterised in that：The walking Pattern includes：Walk through pattern；Drive over pattern；Or public transport passes through pattern.
- A kind of 11. high-precision circuit electronic map measuring method according to claim 8, it is characterised in that：This method is entered One step includes：Dwell point is set, and the dwell point is adsorbed onto in electronic map road network；The track route calculated in electronic map road network between ranging starting point and ranging terminal includes：Electronically The track route from ranging starting point to dwell point is calculated in figure road network, and is calculated from dwell point to ranging terminal Track route.
- A kind of 12. high-precision circuit electronic map measuring method according to claim 11, it is characterised in that：This method is entered One step includes：Dwell point is updated in electronic map；This method further comprises：Dwell point is adsorbed onto in electronic map road network after this is updated；The track route of dwell point after being calculated in electronic map road network from ranging starting point to renewal, and calculate from renewal Dwell point is to the track route between ranging terminal afterwards；In electronic map displaying from the ranging starting point after renewal after dwell point reach ranging terminal track route with And distance value.
- A kind of 13. high-precision circuit electronic map measuring method according to claim 12, it is characterised in that：It is described in electricity Dwell point is updated in sub- map is：By way of dragging dwell point is updated on the track route of electronic map.
- A kind of 14. high-precision circuit electronic map measuring method according to claim 1-12, it is characterised in that：It is described to incite somebody to action Ranging starting point and ranging terminal are adsorbed onto electronic map road network respectively to be included：Determine the display location coordinate data of ranging starting point and ranging terminal in electronic map；Display location coordinate data based on ranging starting point and ranging terminal in electronic map, ranging starting point and survey are determined respectively The geographic coordinate data in electronic map road network from home.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711039254.4A CN107677234A (en) | 2017-10-30 | 2017-10-30 | A kind of high-precision circuit electronic map survey tool and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711039254.4A CN107677234A (en) | 2017-10-30 | 2017-10-30 | A kind of high-precision circuit electronic map survey tool and method |
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| Publication Number | Publication Date |
|---|---|
| CN107677234A true CN107677234A (en) | 2018-02-09 |
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| CN201711039254.4A Withdrawn CN107677234A (en) | 2017-10-30 | 2017-10-30 | A kind of high-precision circuit electronic map survey tool and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112034850A (en) * | 2020-09-01 | 2020-12-04 | 青岛悟牛智能科技有限公司 | Method for realizing unmanned production of farm |
-
2017
- 2017-10-30 CN CN201711039254.4A patent/CN107677234A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112034850A (en) * | 2020-09-01 | 2020-12-04 | 青岛悟牛智能科技有限公司 | Method for realizing unmanned production of farm |
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