CN107783979A - Kilometer stone information preparation method and device, geographic information acquisition equipment and navigation chip - Google Patents
Kilometer stone information preparation method and device, geographic information acquisition equipment and navigation chip Download PDFInfo
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- CN107783979A CN107783979A CN201610719971.0A CN201610719971A CN107783979A CN 107783979 A CN107783979 A CN 107783979A CN 201610719971 A CN201610719971 A CN 201610719971A CN 107783979 A CN107783979 A CN 107783979A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/28—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network with correlation of data from several navigational instruments
- G01C21/30—Map- or contour-matching
- G01C21/32—Structuring or formatting of map data
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/29—Geographical information databases
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Abstract
The present invention relates to electronic map technique field, discloses a kind of preparation method, device, geographic information acquisition equipment and the navigation chip of kilometer stone geography information figure layer.This method includes：After receiving collection enabled instruction, automatic triggering displaying reference layer, real-time reception kilometer stone trigger collection event；According to trigger collection event, gather and preserve the attribute information of current kilometer stone, the position coordinate information of current kilometer stone is generated according to geography information and geometry entity information；According to the geography information of current kilometer stone, present road data are associated with the management information of current kilometer stone, generates and preserves the identification information of current kilometer stone；The position coordinate information and identification information of the kilometer stone collected are recorded in reference layer, generates the geography information figure layer of kilometer stone.By implement technical scheme can efficiently and accurately and the high acquisition means of automaticity, the electronic map for including accurate kilometer stone data can be generated.
Description
Technical field
The present invention relates to electronic map technique field, more particularly to a kind of preparation method of kilometer stone geography information figure layer,
Device, geographic information acquisition equipment and navigation chip.
Background technology
Most basic in electronic map data is also that most important requirement is just to try to that practically principle condition is truly presented, than
Such as in actual road network, by setting highway mileage stake to represent from starting point to current location in side of the road along route direction
Mileage number, this is very important significant positioning thing in actual road network, thus be also required in electronic map data compared with
Accurately to embody.
Highway mileage stake has important meaning to actual road network and electronic map, is important especially in electronic navigation
Fast positioning information.But because road reliability stake quantity is excessively huge, never good scheme is next accurate in the prior art
Really, comprehensively and in time gather and/or update kilometer stone data.
The present inventor has found that prior art is in electronic map by estimation mode by substantial amounts of investigation
Middle mark kilometer stone, such as, by reference to information such as mileage pile No. or link lengths, kilometer stone is estimated in road distribution
Approximate location, so as to realize the rough matching of kilometer stone and road net data, and provide the positioning based on kilometer stone data with this and take
Business.The scheme of prior art is although easy to implement, but precision is poor, and actual road network situation may have very big deviation, normally only
Suitable for the more comprehensive and accurate expressway of road data；The road data in addition, scheme of prior art places one's entire reliance upon, mileage
Stake data are only the adeditive attribute of road data, have no any practical significance, can not be complementary to one another amendment；Finally, it is existing
The kilometer stone data content that the scheme of technology is obtained is more single, and does not possess any independent characteristic, is difficult to auxiliary and carries
High navigator fix ability.
The content of the invention
In view of this, for prior art the defects of, the present invention provide a kind of making side of kilometer stone geography information figure layer
Method, device, geographic information acquisition equipment and navigation chip, kilometer stone data can be efficiently and accurately obtained, and with generating kilometer stone
Manage information figure layer.
On the one hand, a kind of preparation method of kilometer stone geography information figure layer provided by the invention includes：
After receiving collection enabled instruction, automatic triggering shows the reference layer being pre-loaded with, the collection of real-time reception kilometer stone
Trigger event；
According to received trigger collection event, gather and preserve the attribute information of current kilometer stone, believed according to attribute
Geography information and geometry entity information in breath generate and record the position coordinate information of the representative point position of current kilometer stone；
Geography information in attribute information, corresponding present road data in reference layer are obtained, by present road
Data associate with the management information in attribute information, generate and preserve the identification information of current kilometer stone；
The position coordinate information and identification information of the kilometer stone collected are recorded in reference layer, generates the ground of kilometer stone
Manage information figure layer.
Alternatively, the preparation method of above-mentioned kilometer stone geography information figure layer also includes：According to the point of the kilometer stone gathered
Position coordinate information and identification information, correspondingly update the geography information figure layer of the kilometer stone generated.
Alternatively, the preparation method of above-mentioned kilometer stone geography information figure layer also includes：According to collection site situation and collection
Whether demand, comprehensive descision start displaying reference layer after collection enabled instruction is acknowledged receipt of, and reference layer is navigation through electronic
Map datum；And/or the mark by being arranged on close to identification on kilometer stone produces trigger collection event；Or by connecing
Receive one or more user instructions and produce trigger collection event.
Alternatively, in above-mentioned technical proposal, present road data are associated with the management information in attribute information including：Will
In the management information for the attribute information that key message in present road data adds current kilometer stone；And/or by current mileage
The management information of the attribute information of stake is added in present road data；Wherein, the key message in present road data includes road
The LINK major keys number on road；The management information of attribute information includes：Numbering, road name information, the pile No. of road where kilometer stone
The incidence relation of information and road.
Alternatively, in above-mentioned technical proposal, the relatively independent storage of geography information figure layer and reference layer of kilometer stone, both
Synchronous recording and/or renewal, and mutually control checking.
On the other hand, a kind of producing device of kilometer stone geography information figure layer provided by the invention includes：
Trigger module is shown, for after collection enabled instruction is received, triggering the reference layer that displaying is pre-loaded with automatically,
Real-time reception kilometer stone trigger collection event；
Memory module, for according to received trigger collection event, gathering and preserving the attribute letter of current kilometer stone
Breath；
Coordinate generation module, generate and record current for the geography information in attribute information and geometry entity information
The position coordinate information of the representative point position of kilometer stone；
Identifier generation module, for the geography information in attribute information, obtain corresponding current road in reference layer
Circuit-switched data, present road data are associated with the management information in attribute information, generate and preserve the mark letter of current kilometer stone
Breath；
Figure layer generation module, for recording the position coordinate information and mark of the kilometer stone collected in reference layer
Information, generate the geography information figure layer of kilometer stone.
Alternatively, the producing device of above-mentioned kilometer stone geography information figure layer also includes with least one in lower module：
Update module, for the position coordinate information and identification information according to the kilometer stone gathered, corresponding renewal has been given birth to
Into kilometer stone geography information figure layer；
Starting module, for whether being opened according to collection site situation and collection demand, comprehensive descision acknowledging receipt of collection
Start displaying reference layer after dynamic instruction, reference layer is data in navigation electronic map；
Event trigger module, trigger collection event is produced for the mark by being arranged on close to identification on kilometer stone；
Or for producing trigger collection event by receiving one or more user instructions.；And/or
Data simultaneous module, for by the relatively independent storage of geography information figure layer and reference layer of kilometer stone, Liang Zhetong
Step record and/or renewal, and mutually control checking.
Alternatively, above-mentioned memory module also includes：
Kilometer stone data maintenance module, for the key message in present road data to be added to the attribute of current kilometer stone
In the management information of information；And/or
Road data maintenance module, for the management information of the attribute information of current kilometer stone to be added into present road data
In；
Wherein, the key message in present road data includes the LINK major keys number of road；The management information of attribute information
Including：The numbering of road where kilometer stone, road name information, the incidence relation of pile No. information and road.
In addition, the invention provides a kind of geographic information acquisition equipment, the geographic information acquisition equipment is provided with above-mentioned
A kind of producing device of kilometer stone geography information figure layer in technical scheme, and for gathering the senser element of information.
In addition, present invention also offers a kind of navigation chip, be provided with the navigation chip data in navigation electronic map and
Corresponding navigation feature, data in navigation electronic map are included using the kilometer stone geography information figure in any of the above-described kind of technical scheme
The kilometer stone geography information figure layer of the preparation method generation of layer；Wherein, navigation feature is provided with a variety of application models, including：Root
According to data in navigation electronic map carry out the position display pattern of kilometer stone, coordinate query pattern, pile No. information inquiry pattern and
Associated road query pattern.
To sum up, the preparation method and device of a kind of kilometer stone geography information figure layer provided by the invention, by gathering on the spot
With highway mileage stake information at renewal highway, national highway and provincial highway, not only coverage is wide, and by efficiently and accurately and automatically
Change strong acquisition means, the electronic map for including accurate kilometer stone data can be generated；In addition, the present invention by adopting on the spot
Collection and the renewal coordinate information of highway mileage stake, road number, road name information, the incidence relation of pile No. information and road,
It is true and reliable due to abundant information, therefore kilometer stone data made by the present invention are true and reliable, independence is credible, precision is high,
Therefore being accurately positioned, visualize and inquiring about for kilometer stone key element can be carried out, the precision and reliability of navigation can be effectively improved.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of the preparation method of kilometer stone geography information figure layer in the embodiment of the present invention；
Fig. 2 is the module diagram of the producing device of kilometer stone geography information figure layer in the embodiment of the present invention；
Fig. 3 is the modular structure schematic diagram of geographic information acquisition equipment in the embodiment of the present invention；
Fig. 4 is the collecting device in the embodiment of the present invention.
Embodiment
To make the object, technical solutions and advantages of the present invention of greater clarity, with reference to embodiment and join
According to accompanying drawing, the present invention is described in more detail.It should be understood that these descriptions are merely illustrative, and it is not intended to limit this hair
Bright scope.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring this
The concept of invention.
Highway mileage stake is witness marker important in actual road network, but because kilometer stone data are difficult in electronic map
Safeguarded with gathering, often turn into the adeditive attribute for not possessing reference value, can not be fully utilized.Carried in present example
A kind of technical scheme of electronic map kilometer stone data processing is supplied, the technical scheme can be effectively for the high speed road in the whole nation
Highway mileage stake information at road, national highway and provincial highway gather and update on the spot, so as to auxiliary using accurately kilometer stone data
Help navigator fix.
As shown in figure 1, in one embodiment of the invention, electronic map kilometer stone data processing method includes step：
S1, after receiving collection enabled instruction, automatic triggering shows the reference layer being pre-loaded with, and real-time reception kilometer stone is adopted
Collect trigger event；
Wherein, reference layer can be electronic map；Displaying reference layer can be to carry out figure after reading electronic map data
Change displaying.
S2, according to received trigger collection event, gather and preserve the attribute information of current kilometer stone, according to attribute
Geography information and geometry entity information in information generate and record the position coordinate information of the representative point position of current kilometer stone；
Geography information in attribute information, corresponding present road data in reference layer are obtained, by present road
Data associate with the management information in attribute information, generate and preserve the identification information of current kilometer stone；
Alternatively, the attribute information of the current kilometer stone of collecting device collection in worksite with various senser elements is passed through.
Wherein, association can be the management information for the attribute information that the key message of present road is added to current kilometer stone
In or the management information of the attribute information of current kilometer stone added in present road data, or two ways is same
Shi Caiyong.
S3, the position coordinate information and identification information of the kilometer stone collected are recorded in reference layer, generate kilometer stone
Geography information figure layer.
Wherein, can be according to the position coordinate information and identification information of the kilometer stone gathered, in corresponding renewal has generated
The geography information figure layer of journey stake.
According to the interrelational form of previous step, kilometer stone data can include whole kilometer stones of road key message
Attribute information set or the complete road data comprising kilometer stone attribute information, or two kinds of data exist simultaneously simultaneously
Synchronous recording and/or renewal.
By above-described embodiment, can enter for the highway mileage stake information at the super expressway, national highway and provincial highway in the whole nation
Row is gathered and updated on the spot, and particular content may include coordinate information, road number, road name information, pile No. information and road
Incidence relation etc., generate the geography information figure layer of kilometer stone key element, form the geographic information data of independent highway mileage stake,
A variety of application models such as support position is shown, coordinate is inquired about, pile No. information inquiry, associated road inquiry, can carry out kilometer stone
Key element is accurately positioned, visualizes and inquired about.
Embodiment one
In one embodiment of the invention, the collection of kilometer stone data starts on demand, i.e., is also wrapped in above-mentioned steps S1
Include：
According to collection site situation and collection demand, comprehensive descision whether acknowledge receipt of collection enabled instruction after start exhibition
Show reference layer.
Further, in step sl, graphical representation is carried out after reading electronic map data, generally shows content bag
Include the mark of present road situation and current location in electronic map.For example display carries navigation on subscriber terminal equipment
The electronic map of function and the GPS cursors of current location；In optional application scenarios of the invention, kilometer stone data are live real
When gather, for example drive vehicle along a highway driving by operating personnel, a GPS can be also shown on collecting device
Road shape of the cursor along an existing map datum is moving.
In addition, in the alternative embodiment of the present invention, kilometer stone data can be gathered by multiple means, such as, inner
Distinguishing mark thing is set in journey stake, by producing trigger collection event close to distinguishing mark thing；Or collecting device passes through reception
One or more user instructions produce trigger collection event.Alternatively, wireless identification is included but is not limited to close to distinguishing mark thing
The radio communication mark such as RFID, NFC label, or pass through infrared, the first-class identification bar code of shooting, Quick Response Code, word, numeral
Deng special pattern mark.One or more user instructions include but is not limited in button, click, slip, gesture at least one
Kind, receive one or more user instructions by collecting device or with user terminal that collecting device wire/wireless is connected.It is logical
In the case of often, the successful identification to mark is trigger collection event.
In step S2, the attribute information of current kilometer stone includes but is not limited to the geography information of current kilometer stone, geometry reality
Body information and management information etc.；Wherein, geography information includes but is not limited to latitude and longitude coordinates, height above sea level etc.；Geometry entity is believed
Cease the parameter of usually kilometer stone itself geometry entity, such as length, volume etc.；Management information includes but is not limited to mileage
Stake pile No., surface character/number, key character, surrounding enviroment etc..Geography information can be by collecting device, user terminal or mileage
Obtained after related transducer device (such as GPS sensor etc.) collection in worksite set in stake；Geometry entity information and management information
Identify after typically being shot by camera, certainly, more simply, can also be inputted by operating personnel's direct editing.Wherein, current mileage
After the geometry entity information of the representative point of stake is combined with geography information, the point of current kilometer stone is often registered as in electronic map
Position coordinate information.
In step S2, present road data include but is not limited to road number, road name, the road association of present road
Relation and the LINK major key information of road etc..Wherein, LINK major keys number are to the unique of present road progress in road data
Code identification, the inquiry of uniqueness can be carried out to present road in the road data of electronic map (reference layer) and is determined
Position, it is the key message for being used for road data management in electronic map database.
In step S3, kilometer stone data and the relatively independent storage of road data (i.e. the geography information figure layer of kilometer stone and ginseng
Examine the relatively independent storage of figure layer), both can mutually compare checking.With step S1 accordingly, be electronic map in reference layer
When, recorded in electronic map data and/or update kilometer stone data.Wherein, in the geography information figure layer of kilometer stone, kilometer stone
Position coordinate information be shown in electronic map with the representative point position of kilometer stone；Identification information is then used in electronic map
Middle unique mark kilometer stone simultaneously shows its relevance with road.
Using aforesaid way, the embodiment of the present invention can on the spot be gathered and be updated public at highway, national highway and provincial highway
Road kilometer stone information, coverage is wide, realizes efficient automatic collection in worksite.In addition, the embodiment of the present invention by gathering on the spot
The incidence relation of coordinate information, road number, road name information, pile No. information and road with renewal highway mileage stake, letter
Breath is abundant, the kilometer stone data true and accurate gathered, can determine with the interrelated checking of road data so as to significantly improve navigation
The precision and reliability of position.Also, by implementing the embodiment of the present invention, the geography information of independent highway mileage stake can be formed
A variety of application models such as data, support position is shown, coordinate is inquired about, pile No. information inquiry, associated road inquiry.
Embodiment two
In another embodiment, a kind of producing device 1 of kilometer stone geography information figure layer is additionally provided, is such as schemed
Shown in 2, the device 1 is included with lower module：
Trigger module 102 is shown, for the reference chart that after collection enabled instruction is received, automatic triggering displaying is pre-loaded with
Layer, real-time reception kilometer stone trigger collection event；
Memory module 104, for according to received trigger collection event, gathering and preserving the attribute of current kilometer stone
Information；
Coordinate generation module 106, generate and record for the geography information in attribute information and geometry entity information
The position coordinate information of the representative point position of current kilometer stone；And
Identifier generation module 108, for the geography information in attribute information, obtain corresponding current in reference layer
Road data, present road data are associated with the management information in attribute information, generate and preserve the mark of current kilometer stone
Information；
Figure layer generation module 110, for recorded in reference layer the kilometer stone collected position coordinate information and
Identification information, generate the geography information figure layer of kilometer stone.
As an alternative embodiment, above-mentioned memory module 104 can also further comprise：Kilometer stone data maintenance mould
Block, for by the management information of the attribute information of the current kilometer stone of key message addition in present road data；And/or
Road data maintenance module, for the management information of the attribute information of current kilometer stone to be added in present road data；
Wherein, the key message in present road data includes the LINK major keys number of road；The management information of attribute information
Including：The numbering of road where kilometer stone, road name information, the incidence relation of pile No. information and road.
Here, as an alternative embodiment, shown in reference picture 3, the making of above-mentioned kilometer stone geography information figure layer
Device may also include at least one in following operational blocks which partition system：
1) alternatively, the producing device of above-mentioned kilometer stone geography information figure layer may also include：
Event trigger module 101, trigger collection thing is produced for the mark by being arranged on close to identification on kilometer stone
Part；Or for producing trigger collection event by receiving one or more user instructions.
2) alternatively, the producing device of above-mentioned kilometer stone geography information figure layer may also include：
Starting module 103, for whether acknowledging receipt of collection according to collection site situation and collection demand, comprehensive descision
Start displaying reference layer after enabled instruction.
3) alternatively, the producing device of above-mentioned kilometer stone geography information figure layer may also include：
Update module 105, for the position coordinate information and identification information according to the kilometer stone gathered, corresponding renewal is
The geography information figure layer of the kilometer stone of generation.
4) alternatively, the producing device of above-mentioned kilometer stone geography information figure layer may also include：
Data simultaneous module 107, for by the relatively independent storage of geography information figure layer and reference layer of kilometer stone, both
Synchronous recording and/or renewal, and mutually control checking.
In the producing device embodiment of above-mentioned kilometer stone geography information figure layer, by gather on the spot and update highway,
Highway mileage stake information at national highway and provincial highway, not only coverage is wide, and by efficiently and accurately and automaticity is high adopts
Collection means, the electronic map for including accurate kilometer stone data can be generated；In addition, above-described embodiment by gathering and updating public affairs on the spot
The coordinate information of road kilometer stone, road number, road name information, the incidence relation of pile No. information and road, because information is rich
Richness, true and reliable, made kilometer stone data are true and reliable, independence is credible, precision is high, and then can also carry out kilometer stone
Key element is accurately positioned, visualizes and inquired about, and can effectively improve the precision and reliability of navigation.
Embodiment three
In an alternate embodiment of the present invention where, as shown in figure 4, user passes through including above-mentioned kilometer stone geography information figure
Collecting device 2 including the producing device 1 of layer carries out the collection and/or maintenance of kilometer stone data.Alternatively, collecting device 2 is
Electronic equipment including multiple sensors part 201, for example, it is notebook computer, tablet personal computer, car-mounted terminal, mobile phone, hand-held
The various mobile terminal equipments such as navigation equipment, in-vehicle navigation apparatus；Kilometer stone data processing equipment and multiple sensors part
It can be integrated in collecting device, can also make relatively independent device and device, only connect collecting device when needed to complete
Respective function.
In a typical case scene of alternative embodiment of the present invention, collecting device is the notebook with GPS module
Computer, it is mounted with the electronic map with navigation feature；User carries the collecting device and is moved along road and gather road in real time
The information of the highway mileage stake of side is to record and/or update the kilometer stone data in electronic map.
Wherein, real-time display includes present road situation and represents current location in the electronic map of the collecting device
GPS cursors, close to during a certain highway mileage stake, by identifying mark on kilometer stone and/or being carried out by input instruction
Information gathering.Mark includes but is not limited to the radio communication mark such as RFID, NFC label, or bar code, Quick Response Code, text
The special pattern mark such as word, numeral；It is above-mentioned to identify by operating wireless senser, infrared sensor or the first-class device of shooting
Mark regard current kilometer stone as collection target to determine.Or by user by input module (such as keyboard, touch
Screen, handwriting pad etc.) input instruction to be to determine to start the information for gathering current kilometer stone.The subsequent collecting device calls a variety of sensings
Device gathers every attribute information of current kilometer stone, attribute information project and specific acquisition mode referring to previous embodiment,
This is repeated no more.
In addition, in another alternative embodiment of the present invention, a kind of navigation chip is additionally provided, is set in the navigation chip
Data in navigation electronic map and corresponding navigation feature are equipped with, data in navigation electronic map includes the kilometer stone using embodiment one
The kilometer stone geography information figure layer of the preparation method generation of geography information figure layer.Wherein, navigation feature, which is provided with, a variety of applies mould
Formula, including：Position display pattern, coordinate query pattern, the pile No. information that kilometer stone is carried out according to data in navigation electronic map are looked into
Inquiry pattern and associated road query pattern.
It should be noted that preparation method and dress due to the kilometer stone geography information figure layer described in foregoing any embodiment
Put with above-mentioned technique effect, therefore, employ the making side of the kilometer stone geography information figure layer described in foregoing any embodiment
The geographic information acquisition equipment of method and device, navigation chip should also possess corresponding technique effect, its specific implementation process with it is upper
It is similar to state embodiment, does not repeat hereby.
As an alternative embodiment, above-mentioned each alternative embodiment can also provide simultaneously editor module for
When kilometer stone data are recorded, updated or corrected；The kilometer stone data of collection can deposit as single kilometer stone data Layer
Enter backstage, be loaded into when needed by electronic map to generate the geography information figure layer with kilometer stone key element, mileage can be carried out
Stake key element is accurately positioned, visualizes and inquired about.
Further, since the kilometer stone data in the embodiment of the present invention are that independent field collects, not road data
Estimated value, kilometer stone data and road data have and have extremely strong association while relative independentability again, thus two number formulary evidences
It is inconsistent or report an error when difference is larger in both key messages available for being mutually authenticated, then using an accurate side
Data are corrected the opposing party's data automatically, or prompting user carries out manual correction.Alternatively, error detection and data correction are usual
Unified after the completion of outdoor collection in worksite to carry out, it carries out achievement inspection for gathering achievement on the spot, such as detects error in data,
Need to carry out error correction, need to be resurveyed guarantee collection quality of achievement on the spot when serious.Achievement inspection passes through default inspection
Look into rule to it is acquired return kilometer stone data Layer checked and secondary-confirmation, ensure that collection achievement is accurate.
It should be noted that typically check that rule includes but is not limited to：1. same kilometer stone numbering only occurs twice,
Not equal to 2 times report an error；2. two continuous kilometer stone numbering distances (should may be set to 900~1100 meters) within a preset range,
Go beyond the scope and report an error；3. identical numbering kilometer stone, which prolongs road direction error, is more than predetermined threshold value (may be set to 100 meters), report an error.
Usually require to reaffirm the content that reports an error after reporting an error, confirm mistake as latter from more accurate rational information pair
Wrong data is modified, but be may also return to wrong data if necessary and reaffirmed at the scene.
In the various embodiments described above, the processing of kilometer stone data can also be completed parallel by multiple devices simultaneously, such as simultaneously right
Multiple kilometer stones of a plurality of road or same road are acquired, and the data of collection are unified in server background and collect post processing.
Alternatively, kilometer stone data can be also acquired in actual use according to the feedback information of user in user, update and/or
Checking.Typically, each mobile subscriber terminal can be used as a collecting device, and it loads associated electrical map and entered with it
Row navigation, camera, GPS module (are included but is not limited to by the senser element of the mobile subscriber terminal in navigation procedure
Deng) the highway mileage stake to road side is monitored, and monitoring result is reported into the electronic map；Server passes through receipts
Collect monitoring result that whole mobile subscriber terminals report to complete the collection of kilometer stone data, renewal and/or checking.Pass through this
Mode, it can further reduce the complexity gathered on the spot and time human cost, so as to realize more efficiently and accurately, automation journey
Du Genggao data acquisition.
Alternatively, the producing device of the kilometer stone geography information figure layer in the embodiment of the present invention is that relatively independent processing is set
It is standby, such as cluster, server, PC, notebook computer, tablet personal computer, car-mounted terminal, mobile phone, hand-held navigation equipment, vehicle mounted guidance
Equipment etc.；Can also be relatively independent functional unit, for example, individual chips, on-chip system (System on Chip, SoC) or
IP kernel etc., corresponding function is realized after being loaded by processing equipment.In actual applications, each module in said apparatus can be by position
Central processing unit (Central Processing Unit, CPU), microprocessor (Micro in appliance arrangement
Processor Unit, MPU), digital signal processor (Digital Signal Processor, DSP) or field-programmable
Gate array (Field Programmable Gate Array, FPGA) etc. is realized；File data (includes but is not limited to reference chart
Layer, road data, kilometer stone data etc.) it can be preserved by storage device and be supplied to above-mentioned processing equipment/unit.This
Outside, the various method steps in the embodiment of the present invention can be realized by computer program, and the computer program is generally stored inside calculating
In machine computer-readable recording medium, the computer-readable medium reads computer program therein after being loaded when necessary by relevant treatment device
And perform, so as to complete various method steps in the embodiment of the present invention.
In alternative embodiment of the present invention, the tool that can be formed including the producing device comprising kilometer stone geography information figure layer
Have an electronic system of complete unit and/or network service function, for example, collecting device, electronic map management system, based on electronics
Navigation system of map etc..Wherein, electronic system may include the first equipment of such as client or server, and it is connected to all
Such as client or the second equipment of server；First equipment can pass through communication path (such as wirelessly or non-wirelessly network) and second
Equipment communication.The term " system " referred in embodiments of the present invention can include the set of the program function of different stage, than
Such as underlying operating system, mid-tier system plug-in unit, application layer unit and/or network service system；" software " can include
The application program of various computing devices, such as the Internet, applications, Mobile solution, PC application, Embedded Application, single chip application etc.
Deng.
Further, a computer system useful for realizing the disclosed embodiments, the department of computer science are enumerated
System may be constructed any appliance in above-mentioned electronic system or electronic system, and it includes one or more processors, and can be with
Further comprise electronic display unit (being used to show figure, text and other data), main storage is (for example, arbitrary access is deposited
Reservoir RAM), memory device (for example, hard disk drive), removable memory part is (for example, removable storage drive, removable
Except memory module, tape drive, CD drive, the computer-readable of computer software and/or data is stored with wherein
Medium), user interface facilities (for example, keyboard, touch-screen, keyboard, pointer device) and communication interface are (for example, modulation /demodulation
Device, network interface (such as Ethernet card), COM1 or PCMCIA slot and card).Communication interface allows in computer system
Software and data are transmitted between external equipment.Computer system also includes connection inside and outside device to realize the logical of data interaction
Believe infrastructure (for example, communication bus, crossover sub or network).
In certain embodiments, it may make up above computer system in the symmetric multi-processors computer with polycaryon processor
System；According to some embodiments, core processing component can include streamline (pipeline) processing equipment, and it is coupled to by bus
Each processor；In one embodiment, coprocessor can be coupled to chipset core logic and primary processor by bus.
In some embodiments, one of coprocessor or primary processor or it is multiple can be used the symmetric multi-processors with multinuclear come count parallel
Calculate gradient.Memory can be coupled to chipset core logic, and memory can for example comprising main storage, hard disk drive with
And removable media etc..
In one embodiment, realizing the sequence of computer instructions of each step of method above can realize to be stored in
Machine readable instructions in the part of main storage.In addition, can also be established in main storage continuous buffer, register, pond,
The form such as storehouse and queue.But in other examples, realize that the buffering of the sequence of the above method also can be in main process task with storage
Device, another memory are realized in coprocessor.
In certain embodiments, realizing the sequence of the above method can be realized with software, and in other embodiments they
It can be realized with hardware.In a software embodiment, sequence can be deposited by the instruction executable to processor or processor by calling
The instruction in computer-readable medium is stored up to realize.Computer-readable medium can be any computer-readable recording medium, bag
Include magnetic, semiconductor or optical memory.
Computer program instructions described by the embodiment of the present invention can be loaded in computer, programmable data processing system
On system or processing equipment so that the sequence of operations performed thereon is to produce computer implemented process.
Term " computer program medium ", " computer usable medium ", " computer-readable medium " and " computer program production
Product " are used for generically referring to media, such as main storage, secondary store, removable memory part, in hard disk drive
Hard disk and signal.These computer program products are the parts for providing software to computer system.Computer-readable Jie
Matter allows computer system to read data, instruction, message or message package and other computer-readable from computer-readable medium
Information.For example, computer-readable medium can include nonvolatile memory, such as floppy disk, ROM, flash memory, disc driver are deposited
Reservoir, CD-ROM and other persistent storage systems.For example, it for transmitting such as data and calculating between computer systems
The information of machine instruction is useful.Computer program instructions can be stored in computer-readable medium, computer-readable Jie
Matter can instruct computer, other programmable data processing systems or miscellaneous equipment to work in a specific manner so that be deposited
Storage in computer-readable medium instruction produce include implementation specified in Fig. 1 flow charts and/or Fig. 2 block diagram blocks function/
The manufacture of the instruction of behavior.
In addition, computer-readable information can be included connecing in such as network link and/or network by computer-readable medium
In the state medium of mouth, including cable network or wireless network, it allows computer-readable information as computer reading.Meter
Calculation machine program (i.e. computer control logic) is stored in main storage and/or secondary store.Computer program can also be through
Received by communication interface.Such computer program is when being run so that computer system is able to carry out spy as in this discussion
Sign.Specifically, computer program is when being run so that polycaryon processor performs the feature of computer system.Such calculating
The controller of machine program representation computer system.
The technical scheme of the embodiment of the present invention provide a kind of preparation method of kilometer stone geography information figure layer, device,
Information collecting device and navigation chip are managed, can be for the whole nation by efficiently and accurately and the high acquisition means of automaticity
Super expressway, the highway mileage stake information at national highway and provincial highway gather and update on the spot, can generate comprising accurate mileage
The geography information figure layer of stake key element, because its kilometer stone data is true and reliable, independence is credible, precision is high, therefore in can carrying out
Journey stake key element is accurately positioned, visualizes and inquired about, and can effectively improve the precision and reliability of navigation.
It should be appreciated that the above-mentioned embodiment of the present invention is used only for exemplary illustration or explains the present invention's
Principle, without being construed as limiting the invention.Therefore, that is done without departing from the spirit and scope of the present invention is any
Modification, equivalent substitution, improvement etc., should be included in the scope of the protection.In addition, appended claims purport of the present invention
Covering the whole changes fallen into scope and border or this scope and the equivalents on border and repairing
Change example.
Claims (10)
- A kind of 1. preparation method of kilometer stone geography information figure layer, it is characterised in that including：After receiving collection enabled instruction, automatic triggering shows the reference layer being pre-loaded with, real-time reception kilometer stone trigger collection Event；According to received trigger collection event, gather and preserve the attribute information of current kilometer stone, believed according to the attribute Geography information and geometry entity information in breath generate and record the position coordinate information of the representative point position of the current kilometer stone；According to the geography information in the attribute information, corresponding present road data in the reference layer are obtained, by described in Present road data associate with the management information in the attribute information, generate and preserve the mark letter of the current kilometer stone Breath；The position coordinate information and identification information of the kilometer stone collected are recorded in the reference layer, generates the ground of kilometer stone Manage information figure layer.
- 2. according to the method for claim 1, it is characterised in that also include：According to the position coordinate information and identification information of the kilometer stone gathered, correspondingly update the geographical of kilometer stone generated and believe Cease figure layer.
- 3. method according to claim 1 or 2, it is characterised in that also include：According to collection site situation and collection demand, whether comprehensive descision starts displaying institute after collection enabled instruction is acknowledged receipt of Reference layer is stated, the reference layer is data in navigation electronic map；And/orThe trigger collection event is produced by the mark being arranged on close to identification on kilometer stone；Or by receive one or Multiple user instructions produce the trigger collection event.
- 4. according to the method described in any one of claims 1 to 3, it is characterised in that described by the present road data and institute The step of stating the association of the management information in attribute information further comprises：Key message in the present road data is added to the management information of the attribute information of the current kilometer stone In；And/or the management information of the attribute information of the current kilometer stone is added in the present road data；Wherein, the key message in the present road data includes the LINK major keys number of road；The management of the attribute information Information includes：The numbering of road where kilometer stone, road name information, the incidence relation of pile No. information and road.
- 5. according to the method described in any one of Claims 1-4, it is characterised in that the geography information figure layer of the kilometer stone and The relatively independent storage of reference layer, both synchronous recordings and/or renewal, and mutually control checking.
- A kind of 6. producing device of kilometer stone geography information figure layer, it is characterised in that including：Trigger module is shown, for after collection enabled instruction is received, automatic triggering to show the reference layer being pre-loaded with, in real time Receive kilometer stone trigger collection event；Memory module, for according to received trigger collection event, gathering and preserving the attribute information of current kilometer stone；Coordinate generation module, generated for the geography information in the attribute information and geometry entity information and described in recording The position coordinate information of the representative point position of current kilometer stone；Identifier generation module, for the geography information in the attribute information, obtain corresponding in the reference layer work as Preceding road data, the present road data are associated with the management information in the attribute information, generate and preserve described work as The identification information of preceding kilometer stone；Figure layer generation module, for recording the position coordinate information and mark of the kilometer stone collected in the reference layer Information, generate the geography information figure layer of kilometer stone.
- 7. device according to claim 6, it is characterised in that described device also includes with least one in lower module：Event trigger module, the trigger collection event is produced for the mark by being arranged on close to identification on kilometer stone； Or for producing the trigger collection event by receiving one or more user instructions；Starting module, for according to collection site situation and collection demand, comprehensive descision whether acknowledge receipt of collection startup refer to Start after order and show the reference layer, the reference layer is data in navigation electronic map；Update module, for the position coordinate information and identification information according to the kilometer stone gathered, what corresponding renewal had generated The geography information figure layer of kilometer stone；And/orData simultaneous module, for by the geography information figure layer of the kilometer stone and the relatively independent storage of the reference layer, two Person's synchronous recording and/or renewal, and mutually control checking.
- 8. the device according to claim 6 or 7, it is characterised in that the memory module also includes：Kilometer stone data maintenance module, for the key message in the present road data to be added into the current kilometer stone In the management information of the attribute information；And/orRoad data maintenance module, it is described current for the management information of the attribute information of the current kilometer stone to be added In road data；Wherein, the key message in the present road data includes the LINK major keys number of road；The management of the attribute information Information includes：The numbering of road where kilometer stone, road name information, the incidence relation of pile No. information and road.
- A kind of 9. geographic information acquisition equipment, it is characterised in that the kilometer stone being provided with described in any one of claim 6 to 8 The producing device of information figure layer is managed, and for gathering the senser element of information.
- 10. a kind of navigation chip, it is characterised in that data in navigation electronic map and navigation feature mould are provided with the navigation chip Block, the data in navigation electronic map include the system using the kilometer stone geography information figure layer described in any one of claim 1 to 5 Make the kilometer stone geography information figure layer of method generation；Wherein, the navigation feature module is provided with a variety of application models, including：Carried out according to the data in navigation electronic map Position display pattern, coordinate query pattern, pile No. information inquiry pattern and the associated road query pattern of kilometer stone.
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Application publication date: 20180309 |