CN104598506A

CN104598506A - Address generation method and device and address inquiry method and device for geographic position point

Info

Publication number: CN104598506A
Application number: CN201410373644.5A
Authority: CN
Inventors: 司向辉
Original assignee: Tencent Technology Shenzhen Co Ltd
Current assignee: Tencent Technology Shenzhen Co Ltd; Tencent Cloud Computing Beijing Co Ltd
Priority date: 2014-07-31
Filing date: 2014-07-31
Publication date: 2015-05-06
Anticipated expiration: 2034-07-31
Also published as: CN104598506B

Abstract

An address generation method for a geographic position point includes the following steps that the longitude and latitude of the target geographic position point are obtained; according to the longitude and latitude, landmarks are selected form pre-stored landmarks, wherein the distances between the landmarks and the target geographic position point are within a preset range; the positions, relative to the selected landmarks, of the target geographic position point are obtained; an address, including the selected landmarks and the relative positions, of the target geographic position point is generated. The generated address of the target geographic position point includes the landmarks nearby the target geographic position point and the positions, relative to the nearby landmarks, of the target geographic position point, and in this way, a user can conveniently, rapidly and accurately learn about the surrounding environment of the target geographic position point and the position, in the surrounding environment, of the target geographic position point. In addition, the invention provides an address generation device for the geographic position point and an address inquiry method and device for the geographic position point.

Description

The address of geographic position point generates, querying method and device

Technical field

The present invention relates to computer techno-stress technical field, particularly relate to the address generating method of a kind of geographic position point and the address inquiring method of device and a kind of geographic position point and device.

Background technology

GPS positioning service is used widely at present.GPS (Global Positioning System) i.e. GPS.The User Part of GPS by GPS, data processing software and corresponding subscriber equipment as computing machine meteorologic instrument etc. form.GPS receives the signal that gps satellite sends, and data processing software then utilizes these signals to calculate the longitude and latitude of current point, and the electronic chart shown on a user device by current point marks out by special icon.User is by identifying that the environment of special icon periphery in electronic chart recognizes the position of oneself current point.

But, although the electronic chart that current point is shown on a user device has marked out by special icon, but, still need user through carefully recognizing electronic chart, sometimes also need by convergent-divergent or drag electronic chart, just may know the environment residing for current location, so as to understanding the position at oneself place.

Summary of the invention

Based on this, be necessary to provide a kind of user of convenience to recognize the address generating method of the geographic position point of some present position, geographic position quickly and accurately.

An address generating method for geographic position point, comprises the following steps:

Obtain target geographic position point longitude and latitude;

In the terrestrial reference prestored, the terrestrial reference of distance in preset range with described target geographic position point is selected according to described longitude and latitude;

Obtain the relative position of described target geographic position point relative to the terrestrial reference selected;

Generate the address comprising the terrestrial reference of described selection and the described target geographic position point of described relative position.

In addition, there is a need to provide a kind of user of convenience to recognize the address inquiring method of the geographic position point of some present position, geographic position quickly and accurately.

An address inquiring method for geographic position point, comprises the following steps:

Trigger address query statement, comprises the longitude and latitude of target geographic position point in described query statement;

Described query statement is sent to address lookup server, makes described address lookup server obtain the address of described target geographic position point according to described longitude and latitude;

Receive the address of the described target geographic position point that described address lookup server returns, in described address, comprise terrestrial reference with the distance of described target geographic position point in preset range and the described target geographic position point relative position relative to described terrestrial reference;

Play the address of described target geographic position point.

In addition, there is a need to provide a kind of user of convenience to recognize the address generating device of the geographic position point of some present position, geographic position quickly and accurately.

An address generating device for geographic position point, comprising:

Longitude and latitude acquisition module, for obtaining target geographic position point longitude and latitude;

In scope, terrestrial reference selects module, for selecting the terrestrial reference of distance in preset range with described target geographic position point in the terrestrial reference prestored according to described longitude and latitude;

Relative position acquisition module, for obtaining the relative position of described target geographic position point relative to the terrestrial reference selected;

Address generation module, for generating the address of the described target geographic position point of terrestrial reference and the described relative position comprising described selection.

In addition, there is a need to provide a kind of user of convenience to recognize the address lookup device of the geographic position point of some present position, geographic position quickly and accurately.

An address lookup device for geographic position point, comprising:

Instruction triggers module, for trigger address query statement, comprises the longitude and latitude of target geographic position point in described query statement;

Instruction sending module, for described query statement is sent to address lookup server, makes described address lookup server obtain the address of described target geographic position point according to described longitude and latitude;

Address accept module, for receiving the address of the described target geographic position point that described address lookup server returns, in described address, comprise terrestrial reference with the distance of described target geographic position point in preset range and the described target geographic position point relative position relative to described terrestrial reference;

Address playing module, for playing the address of described target geographic position point.

The address of above-mentioned geographic position point generates, querying method and device, the address of target geographic position point can be obtained according to the longitude and latitude of target geographic position point, and the relative position of the terrestrial reference comprised in this address near this target geographic position point and this target geographic position point and neighbouring terrestrial reference; Because terrestrial reference is generally the region or place with certain popularity, it can be used as object of reference for describing the position of other target geographic position point; Therefore, comprise the relative position of terrestrial reference near this target geographic position point and this target geographic position point and neighbouring terrestrial reference in the address of the target geographic position point that said method and device generate, user can be facilitated to understand the surrounding enviroment of target geographic position point and the position in surrounding enviroment thereof quickly and accurately.

Accompanying drawing explanation

Fig. 1 is the schematic flow sheet of the address generating method of geographic position point in an embodiment;

Fig. 2 is that the landmark information in an embodiment stores schematic diagram;

Fig. 3 is the schematic flow sheet of the process of the terrestrial reference selecting most reference value in each terrestrial reference type in an embodiment;

Fig. 4 is the schematic flow sheet of the process of the terrestrial reference that the step S304 filtered in an embodiment in Fig. 3 selects;

Fig. 5 is the schematic flow sheet of the step S108 of Fig. 1 in an embodiment;

Fig. 6 is the schematic flow sheet of the address inquiring method of geographic position point in an embodiment;

Fig. 7 is the application scenarios schematic diagram of the address inquiring method of geographic position point in an embodiment;

Fig. 8 is the structural representation of the address generating device of geographic position point in an embodiment;

Fig. 9 is the structural representation of the address generating device of geographic position point in an embodiment;

Figure 10 is the structural representation of the address generating device of geographic position point in an embodiment;

Figure 11 is the structural representation of the address generating device of geographic position point in an embodiment;

Figure 12 is the structural representation of the address generating device of geographic position point in an embodiment;

Figure 13 is the structural representation of address generation module in an embodiment;

Figure 14 is the structural representation of the address lookup device of geographic position point in an embodiment;

Figure 15 is the structural representation of the address lookup device of geographic position point in an embodiment.

Embodiment

In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.

As shown in Figure 1, in one embodiment, the address generating method of a kind of geographic position point, comprises the following steps:

Step S102, obtains target geographic position point longitude and latitude.

Step S104, selects the terrestrial reference of distance in preset range with target geographic position point according to target geographic position point longitude and latitude in the terrestrial reference prestored.

Terrestrial reference refers to the region or place with certain popularity.

In one embodiment, the address generating method of above-mentioned geographic position point also comprises the process storing landmark information, and this process comprises the following steps:

(1) electronic chart is divided into multiple plate, generates the plate sequence number of each plate, store plate sequence number and the summit longitude and latitude of each plate, and store the position relation between adjacent plate.

Summit longitude and latitude is the longitude and latitude on the summit of plate.

In one embodiment, the chained list for storing the position relation between plate sequence number and plate can be generated, each node in chained list comprises a data field and four pointer fields, data field is for storing plate sequence number, and four pointer fields are respectively used to the address storing neighbours' plate node, lower neighbours' plate node, left neighbours' plate node, right neighbours' plate node.In multiple plates that electronic chart is divided into, two adjacent plate neighbours' plates each other, the plate being wherein positioned at the right is called right neighbours' plate of another plate, and right neighbours' plate node refers to the node that data field stores the plate sequence number of right neighbours' plate.The definition rule of upper neighbours' plate node, lower neighbours' plate node, left neighbours' plate node is similar to right neighbours' plate node, does not repeat them here.

As shown in Figure 2, in the plate that electronic chart a is divided, " plate 1 ", " plate 2 ", " plate 3 " are adjacent with " plate 4 ".Chained list b is for storing the information of each plate.In chained list b, the data field of node 1 stores the sequence number (i.e. sequence number 1) of " plate 1 ", the data field of node 2 stores the sequence number (i.e. sequence number 2) of " plate 2 ", the data field of node 3 stores the sequence number (i.e. sequence number 3) of " plate 3 ", and the data field of node 4 stores the sequence number (i.e. sequence number 4) of " plate 4 "; Node 2 is pointed in the address of right neighbours' plate node that node 1 stores, and node 3 is pointed in the address of its lower neighbours' plate node stored; Node 4 is pointed in the address of lower neighbours' plate node that node 2 stores, and node 1 is pointed in the address of its left neighbours' plate node stored; Node 4 is pointed in the address of right neighbours' plate node that node 3 stores, and node 1 is pointed in the address of its upper neighbours' plate node stored; Node 3 is pointed in the address of left neighbours' plate node that node 4 stores, and node 2 is pointed in the address of its upper neighbours' plate node stored.

(2) mark of the terrestrial reference involved by the plate sequence number of each plate and each plate is carried out corresponding stored, the terrestrial reference involved by plate comprises and is all or part ofly contained in the geographic area within plate and is contained in the geographic position point within plate.

Step 104 can judge the plate residing for target geographic position point, plate involved by region in the contiguous plate of this plate near the point of select target geographic position in preset range, obtain the terrestrial reference involved by plate selected, in involved terrestrial reference, select the terrestrial reference of distance in preset range with target geographic position point.

Region near target geographic position point in preset range namely with target geographic position point be the center of circle, with preset value for the region that the circle of radius covers.Plate involved by above-mentioned region is all or part of plate be included in region.

In the present embodiment, electronic chart is divided into plate, and the position relation stored between adjacent plate, thus only need the terrestrial reference searched in the contiguous plate of plate residing for target geographic position point in preset range, do not need to travel through all terrestrial references, greatly reduce hunting zone, thus improve seek rate.

In one embodiment, the above-mentioned terrestrial reference prestored belongs to multiple terrestrial reference type, and wherein each terrestrial reference belongs to a terrestrial reference type.Such as, terrestrial reference type can comprise business circles, famous region, one-level terrestrial reference, secondary terrestrial reference, well-known road, well-known crossing, road, crossing etc.The title of terrestrial reference type, only for citing, need not limit the present invention.

After step s 104 and before step S106, as shown in Figure 3, the address generating method of above-mentioned target geographic position point also comprises the process of the terrestrial reference selecting most reference value in each terrestrial reference type, and this process comprises the following steps:

Step S302, according to the comprehensive reference value of the terrestrial reference in the feature calculation preset range of the terrestrial reference in preset range, the feature of terrestrial reference comprises at least one in the popularity of terrestrial reference, the self attributes scoring of terrestrial reference, the distance of terrestrial reference and target geographic position point and current difficulty between terrestrial reference and target geographic position point.

In one embodiment, the address generating method of above-mentioned geographic position point also comprises the process of the popularity obtaining terrestrial reference, this process comprises the following steps: in statistics network application terrestrial reference citation times and/or by comment number of times, and/or the network information refreshing frequency near statistics terrestrial reference in preset range; According to citation times corresponding to terrestrial reference, the popularity being calculated terrestrial reference by comment number of times and/or network information refreshing frequency.

Network application comprises all by internet transmission message and the web application and the network english teaching that realize interaction demand.Such as, instant communication software, chat tool, website etc.The network information refreshing frequency in a certain region to refer in this region by internet uploading data, downloading data, delivers information etc. and internet and carry out the number of times that the mutual and operation producing network traffic data occurs.

In one embodiment, the weights adding up the index (comprising citation times, by comment number of times and/or network information refreshing frequency) obtained can be set respectively, according to the popularity of adding up the index that obtains and weight computing terrestrial reference corresponding to each index.

The self attributes scoring of terrestrial reference is the scoring that base area target self attributes obtains.The self attributes of dissimilar terrestrial reference is different.Such as, whether the self attributes of the terrestrial reference of well-known road terrestrial reference type comprises: category of roads, width, be whether up-downgoing is separated road, is blocked road etc.Up-downgoing is separated segregate road between two travel directions that road refers to road.And blocked road refers to the road that can not enter into from road outside in road, such as, there is the fastlink etc. of guard rail road both sides.

In one embodiment, the address generating method of above-mentioned geographic position point also comprises the step of the self attributes scoring obtaining terrestrial reference.The score value that each property value of terrestrial reference type each self attributes corresponding is corresponding can be pre-set, and the score value that the inquiry of the property value of the reality of base area each self attributes of target is corresponding, and the score value that the property value of each reality of cumulative terrestrial reference is corresponding, obtain the self attributes scoring of terrestrial reference.

In one embodiment, the address generating method of above-mentioned geographic position point also comprises the step of the distance calculating terrestrial reference and target geographic position point.Geographic area or geographic position point can be designated as with judging.If be designated as geographic area, then the longitude and latitude of terrestrial reference comprises multiple summits longitude and latitude, and ground is marked on the region that polygon that electronic chart is formed by connecting by the plurality of summit covers and represents, polygon is then as the profile of terrestrial reference.If be designated as geographic position point, then the longitude and latitude of terrestrial reference only comprises the longitude and latitude of a point and self-position point.If be designated as geographic area, the minimum distance of each point can be calculated on target geographic position point to the profile of terrestrial reference, thus obtains the distance of target geographic position point to terrestrial reference.If be designated as geographic position point, then can directly according to the distance of the longitude and latitude of target geographic position point and the calculation of longitude & latitude target geographic position point of terrestrial reference and terrestrial reference.

In one embodiment, the address generating method of above-mentioned geographic position point also comprises the step of the current difficulty obtained between terrestrial reference and target geographic position point.The longitude and latitude of base area target longitude and latitude and geographic position point can obtain the barrier that the region between terrestrial reference and geographic position point comprises, and the obstacle identity of disturbance in judgement thing, inquire about the current value of difficulty preset that the obstacle identity of this barrier is corresponding, using the value of difficulty of correspondence as the current difficulty between terrestrial reference and target geographic position point.Obstacle identity can comprise up-downgoing and be separated road, blocked road, impassability waters etc.The current value of difficulty that each obstacle identity is corresponding can be pre-set.Such as, the current value of difficulty that can arrange blocked road corresponding with impassability waters is separated road higher than up-downgoing.

In one embodiment, the comprehensive reference value of terrestrial reference can be calculated according to the eigenwert of each feature got, make the higher then comprehensive reference value of the self attributes of the popularity of terrestrial reference and terrestrial reference scoring higher, and the distance of terrestrial reference and target geographic position point and the current difficulty higher then comprehensive reference value between terrestrial reference and target geographic position point lower, and each eigenwert is played a role in comprehensive reference value according to preset ratio.

Step S304, selects the terrestrial reference that in the terrestrial reference of each terrestrial reference type, comprehensive reference value is the highest.

In the present embodiment, select the address of the terrestrial reference formation target geographic position point that in the terrestrial reference of each terrestrial reference type, comprehensive reference value is the highest, the address of target geographic position point can be made to have more guide reference value, thus facilitate user to understand the surrounding enviroment of target geographic position point and the position in surrounding enviroment thereof fast and accurately.

In one embodiment, terrestrial reference type has default radiation rank, and different radiation ranks has different radiation scopes, and the radiation scope of the higher then terrestrial reference of radiation rank of terrestrial reference is larger.

Terrestrial reference is significant as position object of reference by the geographic position point in terrestrial reference radiation scope, and also, address terrestrial reference being used for the geographic position point described in its radiation scope is feasible.Such as, the radiation scope in a certain famous region is 3000 meters, then this famous region as the terrestrial reference of the target geographic position point in this famous areas adjacent 3000 meters, and can describe the address of target geographic position point with this famous region.Such as the distance in a certain target geographic position point and this famous region is 1000 meters, then can by as follows for the address descriptor of this target geographic position point: certain famous areas adjacent 1000 meters.

Contrary, the geographic position point outside terrestrial reference radiation scope then can not using terrestrial reference as position object of reference.Such as, based on above-mentioned example, if the distance in a certain target geographic position point and above-mentioned famous region is 3500 meters, then this famous region can not as the terrestrial reference of this target geographic position point.

The terrestrial reference that the terrestrial reference that radiation level range is large is little relative to radiation level range can provide reference more roughly, more roughly and guide, accordingly, the terrestrial reference that the terrestrial reference that radiation level range is little is large relative to radiation level range then can provide more careful, guide more specifically.

In one embodiment, terrestrial reference type comprises optional terrestrial reference type and fixing terrestrial reference type; Optional terrestrial reference type is the terrestrial reference type that can be filtered.Accordingly, fixing terrestrial reference type is the terrestrial reference type that can not be filtered.Such as, terrestrial reference type for above-mentioned: business circles, famous region, one-level terrestrial reference, secondary terrestrial reference, well-known road, well-known crossing, road and crossing, business circles, famous region, one-level terrestrial reference, secondary terrestrial reference are classified as optional terrestrial reference type, and well-known road, well-known crossing and crossing are classified as fixing terrestrial reference type.Further, the radiation rank of each terrestrial reference type can be set to: the radiation of business circles is superior to the radiation rank in famous region, the radiation in famous region is superior to one-level terrestrial reference, and the radiation of one-level terrestrial reference is superior to secondary terrestrial reference.Such as, the radiation scope of each terrestrial reference type can be set to: the radiation scope of business circles is 5000m, the radiation scope in famous region is 3000 meters, the radiation scope of one-level terrestrial reference is 1000 meters, the radiation scope of secondary terrestrial reference is 500 meters, etc.

In one embodiment, the address generating method of above-mentioned geographic position point also comprises the process of the terrestrial reference that filtration step S304 selects, and as shown in Figure 4, in one embodiment, this process comprises the following steps:

Step S402, whether the radiation scope judging to belong in the terrestrial reference selected the terrestrial reference of optional terrestrial reference type is less than the distance of this terrestrial reference and target geographic position point, if so, then in the terrestrial reference selected, filters this terrestrial reference.

If the radiation scope of terrestrial reference is less than the distance of this terrestrial reference and target geographic position point, then illustrate this terrestrial reference and target geographic position point apart from too far away, and the radiation scope of terrestrial reference is less, and this terrestrial reference does not have the meaning of reference for target geographic position point, therefore, this terrestrial reference is filtered out.

In one embodiment, step S402 marks and the distance of target geographic position point is calculably: the distance between the longitude and latitude of the longitude and latitude of terrestrial reference and target geographic position point and longitude and latitude positioning error and.Such as, the distance between the longitude and latitude of the longitude and latitude of terrestrial reference and target geographic position point is 20 meters, and longitude and latitude positioning error is 10 meters, then the distance of terrestrial reference and target geographic position point is 30 meters.Step S404, judges whether the popularity of the terrestrial reference that radiation rank is high in the terrestrial reference selected is less than the low terrestrial reference of radiation rank, the terrestrial reference that if so, then filter radiation rank is high.

The radiation scope of the higher then terrestrial reference of the radiation rank due to terrestrial reference is larger, generally, the distance of target geographic position point and the high terrestrial reference of radiation rank is probably far longer than the low ground subject distance of itself and radiation rank, if and the popularity of the high terrestrial reference of now radiation rank is less than the low terrestrial reference of radiation rank, the terrestrial reference that then radiation rank is high do not have reference significance or reference significance lower, therefore, the high terrestrial reference of radiation rank can be filtered out.

In the present embodiment, reference significance or reference significance will do not had lower ground to mark and to filter out, and retain the high terrestrial reference of reference significance, and the address of target geographic position point can be simplified, and make the address of target geographic position point have higher impulse.

In one embodiment, step S402 or step S404 can omit.

Step S106, obtains the relative position of target geographic position point relative to the terrestrial reference selected.

In one embodiment, relative position can by distance and/or following orientation references.Orientation comprises East, West, South, North, northeast, the southeast, northwest, southwest, opposite, east side, west side, southern side, north side etc.Such as, target geographic position point near terrestrial reference 100 meters; Target geographic position point is in terrestrial reference east side; Target geographic position point is 100 meters of distances in terrestrial reference east side, etc.

Relative position also can be represented by the relation of inclusion of target geographic position point and terrestrial reference, and relation of inclusion useable internal, inside and outside portion, periphery etc. represent.Such as, target geographic position is o'clock a university inside, and wherein, this university is a terrestrial reference.

The longitude and latitude of terrestrial reference can be obtained, according to the longitude and latitude of target geographic position point and the distance between the calculation of longitude & latitude target geographic position point of terrestrial reference and terrestrial reference and the target geographic position point orientation relative to terrestrial reference.

Step S108, generates the address comprising the terrestrial reference of selection and the target geographic position point of above-mentioned relative position.

In one embodiment, can the affiliated administrative division information of combining target geographic position point and/or the doorplate address of target geographic position point and the terrestrial reference selected and target geographic position point relative to the relative position of the terrestrial reference selected, generate the address of target geographic position point.

Administrative division belonging to target geographic position point comprises country, province, city, district, small towns, village's group etc. belonging to it.

As shown in Figure 5, in one embodiment, step S108 comprises the following steps:

Step S502, splices the terrestrial reference of above-mentioned selection from high to low, obtains combined landmark according to the radiation rank of terrestrial reference.

In the address of target geographic position point, terrestrial reference arranges from high to low according to radiation rank, thus the address of target geographic position point can provide the terrestrial reference of target geographic position point descending, from coarse to finely, user can be facilitated from a large scale to the environment successively understanding target geographic position point periphery among a small circle, thus accurately and rapidly understand the position of target geographic position point in surrounding enviroment.

In one embodiment, the terrestrial reference of above-mentioned selection can be spliced according to the integrated mode preset.A kind of integrated mode specifies the order of the splicing between terrestrial reference type and terrestrial reference type that this pattern comprises, and the splicing order between terrestrial reference type is followed the high terrestrial reference type of radiation rank and is positioned at principle before the not low terrestrial reference type of radiation level.

In one embodiment, the integrated mode preset comprises multiple, and different integrated modes has different priority.Can according to the priority order from high to low of the integrated mode preset, judge whether the terrestrial reference of above-mentioned selection comprises the whole terrestrial reference types specified by one of them integrated mode successively, until the terrestrial reference of above-mentioned selection comprises the whole terrestrial reference types specified by one of them integrated mode; Further, the splicing order that terrestrial reference corresponding to the terrestrial reference type this integrated mode in the terrestrial reference of above-mentioned selection can specified is specified according to this integrated mode is spliced.

Such as, terrestrial reference type is for the above-mentioned terrestrial reference type exemplified, and default integrated mode can comprise following integrated mode, wherein puts in order to arrange from high to low according to priority:

Commercial circle+one-level terrestrial reference: subway station+secondary terrestrial reference;

Commercial circle+one-level terrestrial reference: well-known bridge+secondary terrestrial reference;

Other one-level terrestrial reference+secondary terrestrial reference beyond commercial circle+subway station and well-known bridge;

Famous region+secondary terrestrial reference;

Commercial circle+well-known crossing+secondary terrestrial reference;

Commercial circle+well-known road+secondary terrestrial reference;

Commercial circle+one-level terrestrial reference: subway station+crossing;

Commercial circle+one-level terrestrial reference: well-known bridge;

Other one-level terrestrial reference+crossing beyond commercial circle+subway station and well-known bridge;

Commercial circle+one-level terrestrial reference: subway station;

Other one-level terrestrial reference beyond commercial circle+subway station;

Famous region;

Commercial circle+well-known crossing+secondary terrestrial reference;

Commercial circle+crossing;

Commercial circle+small towns+village;

Commercial circle+well-known road;

Commercial circle+road;

Commercial circle;

Secondary terrestrial reference;

Crossing;

Well-known road;

Road;

……。

Wherein, subway station and well-known bridge be one-level be designated as sub-terrestrial reference type.In this example, step S502 can judge the whole terrestrial reference types whether comprised in the terrestrial reference of above-mentioned selection in first integrated mode, namely judge in the terrestrial reference of above-mentioned selection, whether to comprise commercial circle, subway station and secondary terrestrial reference, if, then comprised commercial circle, subway station and secondary terrestrial reference are spliced successively, obtain combined landmark, if not, then judge the whole terrestrial reference types whether comprised in the terrestrial reference of above-mentioned selection in the integrated mode of below first integrated mode, until obtain combined landmark.

In one embodiment, after obtaining combinations thereof terrestrial reference, can judge that the number of words of combined landmark obtained above is whether in default number of words, if not, then in the integrated mode of priority lower than present combination pattern, according to priority sequential search qualified integrated mode from high to low, the terrestrial reference of above-mentioned selection comprises the whole terrestrial reference types specified by this integrated mode, and be spliced to according to this integrated mode obtain combined landmark number of words in default number of words, until search qualified integrated mode.

In one embodiment, the address generating method of above-mentioned geographic position point is further comprising the steps of: combined landmark is carried out duplicate removal process.Can judge in combined landmark, whether to comprise adjacent and identical multiple words, if so, then retain in the plurality of word and delete other word in the plurality of word.

Such as, select the terrestrial reference of target geographic position obtained to comprise " Su Zhoujie ", Suzhou street subway station ", " Suzhou street subway station A exports ", wherein, " Su Zhoujie " is famous region; " Suzhou street subway station " is one-level terrestrial reference, and " Suzhou street subway station A exports " is secondary terrestrial reference.Combined landmark is obtained: subway station Suzhou street, Suzhou street, Suzhou street subway station A exports, and can obtain: Suzhou street subway station A exports after duplicate removal process after being combined according to radiation rank by terrestrial reference.

In one embodiment, the address generating method of above-mentioned geographic position point is further comprising the steps of: the English word in combined landmark is replaced with corresponding Chinese word.Such as, " Microsoft mansion " is replaced with " Microsoft mansion ".

Step S504, by target geographic position point relative to after in combined landmark, the relative position of end terrestrial reference adds combined landmark to.

Such as, combined landmark is: Suzhou street subway station A exports, target geographic position point can be expressed as relative to the relative position of " A outlet ": neighbouring 100 meters, after then adding this relative position to combined landmark, obtain the part address of target geographic position point: Suzhou street subway station A exports neighbouring 100 meters.

Step S506, generates the address of target geographic position point according to the combined landmark that with the addition of above-mentioned relative position.

In one embodiment, can the affiliated administrative division information of combining target geographic position point and/or the doorplate address of target geographic position point and with the addition of the combined landmark of above-mentioned relative position, generate the address of target geographic position point.

In one embodiment, before can the country in administrative information region, province, city, district being added to combined landmark; If combined landmark only comprises one or both in commercial circle and secondary terrestrial reference, before can doorplate address being added to secondary terrestrial reference or after commercial circle.

Such as, can by following information structure by the address of target geographic position point:

The country of target geographic position point, province, city, district, commercial circle, doorplate address, secondary terrestrial reference, relative position relative to secondary terrestrial reference; Or,

The country of target geographic position point, province, city, district, commercial circle, doorplate address; Or,

The country of target geographic position point, province, city, district, doorplate address, secondary terrestrial reference, relative position relative to secondary terrestrial reference.

If do not get the terrestrial reference of distance in preset range with target geographic position point, then can form the address of target geographic position point according to the administrative division information of target geographic position point and doorplate address.Such as, be made up of the address of target geographic position point the country of target geographic position point, province, city, district, doorplate address, or, the address of target geographic position point is made up of the country of target geographic position point, province, city, district, small towns, village's group.

As shown in Figure 6, in one embodiment, the address inquiring method of a kind of geographic position point, comprises the following steps:

Step S602, trigger address query statement, comprises the longitude and latitude of target geographic position point in query statement.

In one embodiment, address lookup instruction is by user's triggering for certain any clicking operation on electronic chart.Electronic chart viewing area can be monitored and whether clicking operation occurs, if so, then obtain the position of the contact of clicking operation, and the longitude and latitude that the position obtaining contact is corresponding; Further, using the longitude and latitude of longitude and latitude corresponding for contact as target geographic position point, generate the query statement comprising the longitude and latitude of target geographic position point.

In another embodiment, address lookup instruction is triggered by the demand operating of Client-initiated " I am at which ".The operation whether getting " I am at which " can be monitored, if, then obtained the longitude and latitude of current position by GPS GPS, and using the longitude and latitude of the longitude and latitude of front position as target geographic position point, generate the query statement comprising the longitude and latitude of target geographic position point.

Step S604, sends to address lookup server by query statement, make address lookup server obtain the address of target geographic position point according to the longitude and latitude of target geographic position point.

In one embodiment, address lookup server comprises the step in the address generating method of the geographic position point in above-mentioned any embodiment according to the process of the address of the longitude and latitude acquisition target geographic position point of target geographic position point.

Step S606, the address of the target geographic position point that receiver address querying server returns, comprises terrestrial reference with the distance of target geographic position point in preset range and the target geographic position point relative position relative to terrestrial reference in this address.

In one embodiment, the terrestrial reference comprised in the address of target geographic position point belongs to different terrestrial reference types respectively, wherein each be marked in above-mentioned preset range terrestrial reference in be the terrestrial reference that in terrestrial reference type belonging to self, comprehensive reference value is the highest; At least one in the self attributes scoring of the comprehensive reference value base area target popularity of terrestrial reference, terrestrial reference and the distance of terrestrial reference and target geographic position point calculates.The popularity of terrestrial reference is by citation times corresponding to terrestrial reference, calculated by comment number of times and/or network information refreshing frequency.

In the present embodiment, the address of target geographic position point is made up of the terrestrial reference that comprehensive reference value in the terrestrial reference of each terrestrial reference type is the highest, the address of target geographic position point can be made to have more guide reference value, thus facilitate user to understand the surrounding enviroment of target geographic position point and the position in surrounding enviroment thereof fast and accurately.

In one embodiment, above-mentioned terrestrial reference type has default radiation rank, and different radiation ranks has different radiation scopes, and the radiation scope of the higher then terrestrial reference of radiation rank of terrestrial reference is larger; The terrestrial reference that the address of target geographic position point comprises arranges from high to low according to radiation rank.

In the present embodiment, in the address of target geographic position point, terrestrial reference arranges from high to low according to radiation rank, thus the address of target geographic position point can provide the terrestrial reference of target geographic position point descending, from coarse to finely, user can be facilitated from a large scale to the environment successively understanding target geographic position point periphery among a small circle, thus accurately and rapidly understand the position of target geographic position point in surrounding enviroment.

In one embodiment, the radiation scope of terrestrial reference that the address of target geographic position point comprises is more than or equal to the distance of terrestrial reference and target geographic position point.

Terrestrial reference is significant as position object of reference by the geographic position point in terrestrial reference radiation scope, and also, address terrestrial reference being used for the geographic position point described in its radiation scope is feasible.Contrary, the geographic position point outside terrestrial reference radiation scope then can not using terrestrial reference as position object of reference.In the present embodiment, the radiation scope of the terrestrial reference that the address of target geographic position point comprises is more than or equal to the distance of terrestrial reference and target geographic position point, make the address of target geographic position point have stronger impulse, accurately and rapidly understand the environment of target geographic position point periphery targetedly to manage the position of location point in surrounding enviroment to facilitate user.

In one embodiment, in the terrestrial reference that the address of target geographic position point comprises, the popularity of the terrestrial reference that radiation rank is high is more than or equal to the low terrestrial reference of radiation rank.

The radiation scope of the higher then terrestrial reference of the radiation rank due to terrestrial reference is larger, generally, the distance of target geographic position point and the high terrestrial reference of radiation rank is probably far longer than the low ground subject distance of itself and radiation rank, if and the popularity of the high terrestrial reference of now radiation rank is less than the low terrestrial reference of radiation rank, then the terrestrial reference that radiation rank is high do not have reference significance or reference significance lower.In the present embodiment, remain the high terrestrial reference of reference significance in the address of target geographic position point, the address of target geographic position point can be simplified, and make the address of target geographic position point have higher impulse.

In one embodiment, the terrestrial reference comprised in the address of target geographic position point is combined into combined landmark from high to low according to radiation rank, and target geographic position point is relative to after in combined landmark, the relative position of end terrestrial reference is added on combined landmark.

In one embodiment, the address of target geographic position point also comprises the affiliated administrative division information of target geographic position point and/or the doorplate address of target geographic position point.

Wherein, in the address of target geographic position point, before the country in administrative information region, province, city, district are positioned at combined landmark, and doorplate address is positioned at before and after appointment terrestrial reference type, such as, before doorplate address is positioned at secondary terrestrial reference or after commercial circle.

Step S608, plays the address of target geographic position point.

In one embodiment, voice, word and/or image format the address of target geographic position point can be play.

In one embodiment, the address inquiring method of above-mentioned geographic position point is further comprising the steps of: play the landmark information item that each terrestrial reference of target geographic position point is corresponding, and each landmark information item comprises the terrestrial reference type of a terrestrial reference, landmark names and the target geographic position point relative position relative to this terrestrial reference.Such as, the landmark information item that each terrestrial reference of target geographic position point is corresponding comprises following content:

Famous region: near Peking University 60.6 meters; One-level terrestrial reference: near ten thousand spring the Cultural Parks 102.8 meters; Road: near the road of the Summer Palace 27.8 meters; Crossing: near Summer Palace road and crossing, lotus North Road 33.8 meters.

In one embodiment, the address inquiring method of above-mentioned geographic position point is further comprising the steps of: the part or all of administrative division item of information also can playing the affiliated administrative division of target geographic position point, each administrative information region item comprises the administrative division title of an administrative division type and correspondence.Administrative division type comprises country, province, city, district, small towns and village's group.Such as, the following administrative division item of information of the affiliated administrative division of target geographic position point can be play:

Country: China; City: Beijing; District: Haidian District.

In one embodiment, address above mentioned query statement also comprises the maximum number of words of address.In the present embodiment, the maximum number of words of the address of user's input can be obtained, generate the query statement comprising the maximum number of words of the longitude and latitude of target geographic position point and the address of target geographic position point.In the present embodiment, the number of words of the address of the target geographic position point that address lookup server returns is less than or equal to above-mentioned maximum number of words.In the present embodiment, the address of target geographic position point is no more than the maximum number of words of user's setting, makes the address of target geographic position point simple and clear and has stronger impulse.

Fig. 7 is the application scenarios schematic diagram of the address inquiring method of geographic position point in an embodiment.As shown in Figure 7, clicking operation occurs in electronic chart viewing area 7.1, the contact position bubble icon 7.2 of clicking operation marks.Contact can be considered to target geographic position point.The longitude and latitude of display-object geographic position point in longitude and latitude display field 7.3.The address comprising combined landmark of display-object geographic position point in address information hurdle 7.4: near Haidian District Peking University Zhong Guanxin garden, city of BeiJing, China.The administrative division item of information of display-object geographic position point and landmark information item in azimuth information hurdle 7.5, specifically comprise following content: country: China; City: Beijing; District: Haidian District; Famous region: near Tsing-Hua University 171.6 meters; One-level terrestrial reference: near Peking University Zhong Guanxin garden 141.4 meters; Secondary terrestrial reference: near Institute of Chemistry, Academia Sinica's macromolecular material technological experiment room 118.3 meters; Road: near Cheng Fu road 143.9 meters.

As shown in Figure 8, in one embodiment, the address generating device of a kind of geographic position point, comprises terrestrial reference in longitude and latitude acquisition module 802, scope and selects module 804, relative position acquisition module 806 and address generation module 808, wherein:

Longitude and latitude acquisition module 802 is for obtaining target geographic position point longitude and latitude.

In scope, terrestrial reference selects module 804 for selecting the terrestrial reference of distance in preset range with target geographic position point in the terrestrial reference prestored according to target geographic position point longitude and latitude.

Terrestrial reference refers to the region or place with certain popularity.

As shown in Figure 9, in one embodiment, the address generating device of above-mentioned geographic position point also comprises terrestrial reference memory module 902, for electronic chart is divided into multiple plate, generate the plate sequence number of each plate, store plate sequence number and the summit longitude and latitude of each plate, and store the position relation between adjacent plate.

In one embodiment, terrestrial reference memory module 902 can generate the chained list for storing the position relation between plate sequence number and plate, each node in chained list comprises a data field and four pointer fields, data field is for storing plate sequence number, and four pointer fields are respectively used to the address storing neighbours' plate node, lower neighbours' plate node, left neighbours' plate node, right neighbours' plate node.

Terrestrial reference memory module 902 is also for carrying out corresponding stored by the mark of the terrestrial reference involved by the plate sequence number of each plate and each plate, and the terrestrial reference involved by plate comprises and is all or part ofly contained in the geographic area within plate and is contained in the geographic position point within plate.

In scope, terrestrial reference selection module 804 can judge the plate residing for target geographic position point, plate involved by region in the contiguous plate of this plate near the point of select target geographic position in preset range, obtain the terrestrial reference involved by plate selected, in involved terrestrial reference, select the terrestrial reference of distance in preset range with target geographic position point.

As shown in Figure 10, the address generating device of above-mentioned target geographic position point also comprises reference value computing module 1002 and ginseng is worth high terrestrial reference selection module 1004, wherein:

Reference value computing module 1002 is for the comprehensive reference value according to the terrestrial reference in the feature calculation preset range of the terrestrial reference in preset range, and the feature of terrestrial reference comprises at least one in the popularity of terrestrial reference, the self attributes scoring of terrestrial reference, the distance of terrestrial reference and target geographic position point and current difficulty between terrestrial reference and target geographic position point.

As shown in figure 11, the address generating device of above-mentioned target geographic position point also comprises popularity acquisition module 1102, for the citation times of terrestrial reference in statistics network application and/or by comment number of times, and/or the network information refreshing frequency near statistics terrestrial reference in preset range, and according to citation times corresponding to terrestrial reference, the popularity being calculated terrestrial reference by comment number of times and/or network information refreshing frequency.

In one embodiment, the address generating device of above-mentioned target geographic position point also comprises index weight value and arranges module (not shown), for arranging the weights adding up the index (comprising citation times, by comment number of times and/or network information refreshing frequency) obtained respectively; Popularity acquisition module 1102 can according to the popularity of adding up the index that obtain and weight computing terrestrial reference corresponding to each index.

In one embodiment, the address generating device of above-mentioned geographic position point also comprises landmark attributes scoring acquisition module (not shown), for the score value that each property value pre-setting terrestrial reference type each self attributes corresponding is corresponding, and the score value that the inquiry of the property value of the reality of base area each self attributes of target is corresponding, and the score value that the property value of each reality of cumulative terrestrial reference is corresponding, obtain the self attributes scoring of terrestrial reference.

In one embodiment, the address generating device of above-mentioned geographic position point also comprises distance calculation module (not shown).If be designated as geographic area, then the longitude and latitude of terrestrial reference comprises multiple summits longitude and latitude, and ground is marked on the region that polygon that electronic chart is formed by connecting by the plurality of summit covers and represents, polygon is then as the profile of terrestrial reference.If be designated as geographic position point, then the longitude and latitude of terrestrial reference only comprises the longitude and latitude of a point and self-position point.Distance calculation module, for being designated as geographic area or geographic position point with judging, being designated as geographic area if put, can calculating the minimum distance of each point on target geographic position point to the profile of terrestrial reference, thus obtain the distance of target geographic position point to terrestrial reference.If be designated as geographic position point, then distance calculation module can directly according to the distance of the longitude and latitude of target geographic position point and the calculation of longitude & latitude target geographic position point of terrestrial reference and terrestrial reference.

In one embodiment, the address generating device of above-mentioned geographic position point also comprises current difficulty computing module (not shown), longitude and latitude for base area target longitude and latitude and geographic position point obtains the barrier that the region between terrestrial reference and geographic position point comprises, and the obstacle identity of disturbance in judgement thing, inquire about the current value of difficulty preset that the obstacle identity of this barrier is corresponding, using the value of difficulty of correspondence as the current difficulty between terrestrial reference and target geographic position point.Obstacle identity can comprise up-downgoing and be separated road, blocked road, impassability waters etc.The address generating device of above-mentioned geographic position point also comprises value of difficulty and arranges module (not shown), for arranging current value of difficulty corresponding to each obstacle identity.Such as, value of difficulty arranges the current value of difficulty that module can arrange blocked road corresponding with impassability waters and is separated road higher than up-downgoing.

In one embodiment, reference value computing module 1002 can calculate the comprehensive reference value of terrestrial reference according to the eigenwert of each feature got, make the higher then comprehensive reference value of the self attributes of the popularity of terrestrial reference and terrestrial reference scoring higher, and the distance of terrestrial reference and target geographic position point and the current difficulty higher then comprehensive reference value between terrestrial reference and target geographic position point lower, and each eigenwert is played a role in comprehensive reference value according to preset ratio.

Ginseng is worth high terrestrial reference and selects module 1004 for selecting the terrestrial reference that in the terrestrial reference of each terrestrial reference type, comprehensive reference value is the highest.

As shown in figure 12, in one embodiment, the address generating device of above-mentioned geographic position point also comprises terrestrial reference filtering module 1202, for judging whether the radiation scope belonging to the terrestrial reference of optional terrestrial reference type in the terrestrial reference selected is less than the distance of this terrestrial reference and target geographic position point, if so, then in the terrestrial reference selected, this terrestrial reference is filtered.

In one embodiment, terrestrial reference filtering module 1202 is marked and the distance of target geographic position point is calculably: the distance between the longitude and latitude of the longitude and latitude of terrestrial reference and target geographic position point and longitude and latitude positioning error and.Such as, the distance between the longitude and latitude of the longitude and latitude of terrestrial reference and target geographic position point is 20 meters, and longitude and latitude positioning error is 10 meters, then the distance of terrestrial reference and target geographic position point is 30 meters.

In one embodiment, terrestrial reference filtering module 1202 is also for judging whether the popularity of the high terrestrial reference of radiation rank in the terrestrial reference selected is less than the low terrestrial reference of radiation rank, the terrestrial reference that if so, then filter radiation rank is high.

Relative position acquisition module 806 is for obtaining the relative position of target geographic position point relative to the terrestrial reference selected.

Relative position acquisition module 806 can obtain the longitude and latitude of terrestrial reference, according to the longitude and latitude of target geographic position point and the distance between the calculation of longitude & latitude target geographic position point of terrestrial reference and terrestrial reference and the target geographic position point orientation relative to terrestrial reference.

Address generation module 808 is for generating the address of the target geographic position point of terrestrial reference and the above-mentioned relative position comprising selection.

In one embodiment, address generation module 808 can the affiliated administrative division information of combining target geographic position point and/or the doorplate address of target geographic position point and the terrestrial reference selected and target geographic position point relative to the relative position of the terrestrial reference selected, generate the address of target geographic position point.

As shown in figure 13, in one embodiment, address generation module 808 comprises concatenation unit 1302 and scalar/vector 1304, wherein:

Concatenation unit 1302, for splicing the terrestrial reference of above-mentioned selection from high to low according to the radiation rank of terrestrial reference, obtains combined landmark.

In one embodiment, concatenation unit 1302 can splice the terrestrial reference of above-mentioned selection according to the integrated mode preset.A kind of integrated mode specifies the order of the splicing between terrestrial reference type and terrestrial reference type that this pattern comprises, and the splicing order between terrestrial reference type is followed the high terrestrial reference type of radiation rank and is positioned at principle before the not low terrestrial reference type of radiation level.

In one embodiment, the integrated mode preset comprises multiple, and different integrated modes has different priority.Concatenation unit 1302 can according to the priority order from high to low of the integrated mode preset, judge whether the terrestrial reference of above-mentioned selection comprises the whole terrestrial reference types specified by one of them integrated mode successively, until the terrestrial reference of above-mentioned selection comprises the whole terrestrial reference types specified by one of them integrated mode; Further, the splicing order that the terrestrial reference that the terrestrial reference type that this integrated mode in the terrestrial reference of above-mentioned selection can be specified of concatenation unit 1302 is corresponding is specified according to this integrated mode is spliced.

Famous region+secondary terrestrial reference;

Commercial circle+well-known crossing+secondary terrestrial reference;

Commercial circle+well-known road+secondary terrestrial reference;

Commercial circle+one-level terrestrial reference: subway station+crossing;

Commercial circle+one-level terrestrial reference: well-known bridge;

Commercial circle+one-level terrestrial reference: subway station;

Other one-level terrestrial reference beyond commercial circle+subway station;

Famous region;

Commercial circle+well-known crossing+secondary terrestrial reference;

Commercial circle+crossing;

Commercial circle+small towns+village;

Commercial circle+well-known road;

Commercial circle+road;

Commercial circle;

Secondary terrestrial reference;

Crossing;

Well-known road;

Road;

……。

Wherein, subway station and well-known bridge be one-level be designated as sub-terrestrial reference type.In this example, concatenation unit 1302 can judge the whole terrestrial reference types whether comprised in the terrestrial reference of above-mentioned selection in first integrated mode, namely judge in the terrestrial reference of above-mentioned selection, whether to comprise commercial circle, subway station and secondary terrestrial reference, if, then comprised commercial circle, subway station and secondary terrestrial reference are spliced successively, obtain combined landmark, if not, then judge the whole terrestrial reference types whether comprised in the terrestrial reference of above-mentioned selection in the integrated mode of below first integrated mode, until obtain combined landmark.

In one embodiment, after obtaining combinations thereof terrestrial reference, concatenation unit 1302 can judge that the number of words of combined landmark obtained above is whether in default number of words, if not, then in the integrated mode of priority lower than present combination pattern, according to priority sequential search qualified integrated mode from high to low, the terrestrial reference of above-mentioned selection comprises the whole terrestrial reference types specified by this integrated mode, and be spliced to according to this integrated mode obtain combined landmark number of words in default number of words, until search qualified integrated mode.

In one embodiment, the address generating device of above-mentioned geographic position point also comprises duplicate removal module (not shown), for combined landmark is carried out duplicate removal process.Can judge in combined landmark, whether to comprise adjacent and identical multiple words, if so, then retain in the plurality of word and delete other word in the plurality of word.

In one embodiment, the address generating device of above-mentioned geographic position point also comprises replacement module (not shown), for the English word in combined landmark being replaced with corresponding Chinese word.Such as, " Microsoft mansion " is replaced with " Microsoft mansion ".

Scalar/vector 1304 is for generating the address of target geographic position point according to the combined landmark that with the addition of above-mentioned relative position.

In one embodiment, scalar/vector 1304 can the affiliated administrative division information of combining target geographic position point and/or the doorplate address of target geographic position point and with the addition of the combined landmark of above-mentioned relative position, generates the address of target geographic position point.

In one embodiment, before scalar/vector 1304 can add the country in administrative information region, province, city, district to combined landmark; If combined landmark only comprises one or both in commercial circle and secondary terrestrial reference, before scalar/vector 1304 can add doorplate address to secondary terrestrial reference or after commercial circle.

If do not get the terrestrial reference of distance in preset range with target geographic position point, then scalar/vector 1304 can form the address of target geographic position point according to the administrative division information of target geographic position point and doorplate address.Such as, be made up of the address of target geographic position point the country of target geographic position point, province, city, district, doorplate address, or, the address of target geographic position point is made up of the country of target geographic position point, province, city, district, small towns, village's group.

As shown in figure 14, in one embodiment, the address lookup device of a kind of geographic position point, comprises instruction triggers module 1402, instruction sending module 1404, address accept module 1406 and address playing module 1408, wherein:

Instruction triggers module 1402, for trigger address query statement, comprises the longitude and latitude of target geographic position point in query statement.

In one embodiment, address lookup instruction is by user's triggering for certain any clicking operation on electronic chart.Instruction triggers module 1402 can be monitored electronic chart viewing area and whether clicking operation be occurred, and if so, then obtains the position of the contact of clicking operation, and the longitude and latitude that the position obtaining contact is corresponding; Further, instruction triggers module 1402 using the longitude and latitude of longitude and latitude corresponding for contact as target geographic position point, can generate the query statement comprising the longitude and latitude of target geographic position point.

In another embodiment, address lookup instruction is triggered by the demand operating of Client-initiated " I am at which ".Instruction triggers module 1402 can monitor the operation whether getting " I am at which ", if, the longitude and latitude of current position is then obtained by GPS GPS, and using the longitude and latitude of the longitude and latitude of front position as target geographic position point, generate the query statement comprising the longitude and latitude of target geographic position point.

Instruction sending module 1404, for query statement is sent to address lookup server, makes address lookup server obtain the address of target geographic position point according to the longitude and latitude of target geographic position point.

In one embodiment, address lookup server comprises the module included by address generating device of the geographic position point in above-mentioned any embodiment, to realize the function obtaining the address of target geographic position point according to the longitude and latitude of target geographic position point.

The address of the target geographic position point that address accept module 1406 returns for receiver address querying server, comprises terrestrial reference with the distance of target geographic position point in preset range and the target geographic position point relative position relative to terrestrial reference in this address.

Address playing module 1408 is for playing the address of target geographic position point.

In one embodiment, address playing module 1408 voice, word and/or image format can play the address of target geographic position point.

In one embodiment, the address lookup device of above-mentioned geographic position point also comprises landmark information playing module 1502, for the landmark information item that each terrestrial reference playing target geographic position point is corresponding, each landmark information item comprises the terrestrial reference type of a terrestrial reference, landmark names and the target geographic position point relative position relative to this terrestrial reference.Such as, the landmark information item that each terrestrial reference of target geographic position point is corresponding comprises following content:

In one embodiment, the address lookup device of above-mentioned geographic position point also comprises zoning information playing module (not shown), for playing the part or all of administrative division item of information of the administrative division belonging to target geographic position point, each administrative information region item comprises the administrative division title of an administrative division type and correspondence.Administrative division type comprises country, province, city, district, small towns and village's group.Such as, zoning information playing module can play the following administrative division item of information of the affiliated administrative division of target geographic position point:

Country: China; City: Beijing; District: Haidian District.

In one embodiment, address above mentioned query statement also comprises the maximum number of words of address.In the present embodiment, the address lookup device of above-mentioned geographic position point also comprises number of words acquisition module (not shown), for obtaining the maximum number of words of the address of user's input; Instruction triggers module 1402 generates the query statement comprising the maximum number of words of the longitude and latitude of target geographic position point and the address of target geographic position point.In the present embodiment, the number of words of the address of the target geographic position point that address lookup server returns is less than or equal to above-mentioned maximum number of words.In the present embodiment, the address of target geographic position point is no more than the maximum number of words of user's setting, makes the address of target geographic position point simple and clear and has stronger impulse.

One of ordinary skill in the art will appreciate that all or part of flow process realized in above-described embodiment method, that the hardware that can carry out instruction relevant by computer program has come, described program can be stored in a computer read/write memory medium, as in the embodiment of the present invention, this program can be stored in the storage medium of computer system, and performed by least one processor in this computer system, to realize the flow process of the embodiment comprised as above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random store-memory body (Random Access Memory, RAM) etc.

The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.

Claims

1. an address generating method for geographic position point, comprises the following steps:

Obtain target geographic position point longitude and latitude;

2. the address generating method of geographic position according to claim 1 point, is characterized in that, described in the terrestrial reference that prestores belong to multiple terrestrial reference type, wherein each terrestrial reference belongs to a terrestrial reference type;

Described method also comprises step:

The comprehensive reference value of the terrestrial reference in preset range according to the feature calculation of the terrestrial reference in described preset range, the feature of terrestrial reference comprises at least one in the popularity of terrestrial reference, the self attributes scoring of terrestrial reference, the distance of terrestrial reference and described target geographic position point and current difficulty between terrestrial reference and target geographic position point;

Select the terrestrial reference that described in the terrestrial reference of each terrestrial reference type, comprehensive reference value is the highest.

3. the address generating method of geographic position according to claim 2 point, is characterized in that, described method also comprises the process of the popularity obtaining terrestrial reference, and this process comprises the following steps:

In statistics network application terrestrial reference citation times and/or by comment number of times, and/or the network information refreshing frequency near statistics terrestrial reference in preset range;

According to described citation times corresponding to terrestrial reference, the popularity being calculated terrestrial reference by comment number of times and/or network information refreshing frequency.

4. the address generating method of geographic position according to claim 2 point, it is characterized in that, described terrestrial reference type has default radiation rank, and different radiation ranks has different radiation scopes, and the radiation scope of the higher then terrestrial reference of radiation rank of terrestrial reference is larger; Described terrestrial reference type comprises optional terrestrial reference type and fixing terrestrial reference type;

Described method also comprises:

Whether the radiation scope judging to belong in the terrestrial reference selected the terrestrial reference of optional terrestrial reference type is less than the distance of this terrestrial reference and described target geographic position point, if so, then in the terrestrial reference of described selection, filters this terrestrial reference.

5. the address generating method of geographic position point according to claim 4, it is characterized in that, described method also comprises:

Judge whether the popularity of the terrestrial reference that radiation rank is high in the terrestrial reference selected is less than the low terrestrial reference of radiation rank, the terrestrial reference that if so, then filter radiation rank is high.

6. the address generating method of geographic position according to claim 4 point, is characterized in that, the step that described generation comprises the address of the terrestrial reference of described selection and the described target geographic position point of described relative position comprises:

Splice the terrestrial reference of described selection according to the radiation rank of terrestrial reference from high to low, obtain combined landmark;

By described target geographic position point relative to after in described combined landmark, the relative position of end terrestrial reference adds described combined landmark to;

The address of described target geographic position point is generated according to the combined landmark that with the addition of described relative position.

7. the address generating method of geographic position according to claim 1 point, it is characterized in that, described method is further comprising the steps of:

Electronic chart is divided into multiple plate, generates the plate sequence number of each plate, store plate sequence number and the summit longitude and latitude of each plate, and store the position relation between adjacent plate;

The mark of the terrestrial reference involved by the plate sequence number of each plate and each plate is carried out corresponding stored, and the terrestrial reference involved by plate comprises and is all or part ofly contained in the geographic area within plate and is contained in the geographic position point within plate;

Describedly select to comprise with the step of the terrestrial reference of distance in preset range of described target geographic position point in the terrestrial reference prestored according to described longitude and latitude: judge the plate residing for described target geographic position point, the plate involved by the region near described target geographic position point in preset range is selected in the contiguous plate of this plate, obtain the terrestrial reference involved by plate selected, in involved terrestrial reference, select the terrestrial reference of distance in preset range with described target geographic position point.

8. an address inquiring method for geographic position point, comprises the following steps:

Play the address of described target geographic position point.

9. the address inquiring method of geographic position according to claim 8 point, it is characterized in that, the terrestrial reference comprised in described address belongs to different terrestrial reference types respectively, wherein each be marked in described preset range terrestrial reference in be the terrestrial reference that in terrestrial reference type belonging to self, comprehensive reference value is the highest; At least one in the self attributes scoring of the comprehensive reference value base area target popularity of terrestrial reference, terrestrial reference and the distance of terrestrial reference and described target geographic position point calculates.

10. the address inquiring method of geographic position according to claim 9 point, it is characterized in that, described terrestrial reference type has default radiation rank, and different radiation ranks has different radiation scopes, and the radiation scope of the higher then terrestrial reference of radiation rank of terrestrial reference is larger; The terrestrial reference that the address of described target geographic position point comprises arranges from high to low according to radiation rank.

The address inquiring method of 11. geographic position according to claim 9 points, it is characterized in that, described method also comprises:

Play the landmark information item that terrestrial reference described in each is corresponding, each landmark information item comprises the terrestrial reference type of a terrestrial reference, landmark names and the described target geographic position point relative position relative to this terrestrial reference.

The address generating device of 12. 1 kinds of geographic position points, is characterized in that, comprising:

The address generating device of 13. geographic position according to claim 12 points, is characterized in that, described in the terrestrial reference that prestores belong to multiple terrestrial reference type, wherein each terrestrial reference belongs to a terrestrial reference type;

Described device also comprises:

Reference value computing module, for the comprehensive reference value of the terrestrial reference in preset range according to the feature calculation of the terrestrial reference in described preset range, the feature of terrestrial reference comprises at least one in the popularity of terrestrial reference, the self attributes scoring of terrestrial reference, the distance of terrestrial reference and described target geographic position point and current difficulty between terrestrial reference and target geographic position point;

Ginseng is worth high terrestrial reference and selects module, for selecting the terrestrial reference that described in the terrestrial reference of each terrestrial reference type, comprehensive reference value is the highest.

The address generating device of 14. geographic position according to claim 13 points, it is characterized in that, described device also comprises popularity acquisition module, for the citation times of terrestrial reference in statistics network application and/or by comment number of times, and/or the network information refreshing frequency near statistics terrestrial reference in preset range, and according to described citation times corresponding to terrestrial reference, the popularity being calculated terrestrial reference by comment number of times and/or network information refreshing frequency.

The address generating device of 15. geographic position according to claim 13 points, it is characterized in that, described terrestrial reference type has default radiation rank, and different radiation ranks has different radiation scopes, and the radiation scope of the higher then terrestrial reference of radiation rank of terrestrial reference is larger; Described terrestrial reference type comprises optional terrestrial reference type and fixing terrestrial reference type;

Described device also comprises:

Terrestrial reference filtering module, for judging whether the radiation scope belonging to the terrestrial reference of optional terrestrial reference type in the terrestrial reference selected is less than the distance of this terrestrial reference and described target geographic position point, if so, then filters this terrestrial reference in the terrestrial reference of described selection.

16. according to the address generating device of geographic position point described in claim 15, it is characterized in that, described terrestrial reference filtering module is also for judging whether the popularity of the high terrestrial reference of radiation rank in the terrestrial reference selected is less than the low terrestrial reference of radiation rank, the terrestrial reference that if so, then filter radiation rank is high.

The address generating device of 17. geographic position according to claim 15 points, it is characterized in that, described address generation module comprises:

Concatenation unit, for splicing the terrestrial reference of described selection from high to low according to the radiation rank of terrestrial reference, obtains combined landmark, and by described target geographic position point relative to after in described combined landmark, the relative position of end terrestrial reference adds described combined landmark to;

Scalar/vector, for generating the address of described target geographic position point according to the combined landmark that with the addition of described relative position.

The address generating device of 18. geographic position according to claim 12 points, it is characterized in that, described device also comprises terrestrial reference memory module, for electronic chart is divided into multiple plate, generate the plate sequence number of each plate, store plate sequence number and the summit longitude and latitude of each plate, and the position relation stored between adjacent plate, and the mark of the terrestrial reference involved by the plate sequence number of each plate and each plate is carried out corresponding stored, terrestrial reference involved by plate comprises and is all or part ofly contained in the geographic area within plate and is contained in the geographic position point within plate,

In described scope, terrestrial reference selects module for judging the plate residing for described target geographic position point, the plate involved by the region near described target geographic position point in preset range is selected in the contiguous plate of this plate, obtain the terrestrial reference involved by plate selected, in involved terrestrial reference, select the terrestrial reference of distance in preset range with described target geographic position point.

The address lookup device of 19. 1 kinds of geographic position points, is characterized in that, comprising:

The address lookup device of 20. geographic position according to claim 19 points, it is characterized in that, the terrestrial reference comprised in described address belongs to different terrestrial reference types respectively, wherein each be marked in described preset range terrestrial reference in be the terrestrial reference that in terrestrial reference type belonging to self, comprehensive reference value is the highest; At least one in the self attributes scoring of the comprehensive reference value base area target popularity of terrestrial reference, terrestrial reference and the distance of terrestrial reference and described target geographic position point calculates.

The address lookup device of 21. geographic position according to claim 20 points, it is characterized in that, described terrestrial reference type has default radiation rank, and different radiation ranks has different radiation scopes, and the radiation scope of the higher then terrestrial reference of radiation rank of terrestrial reference is larger; The terrestrial reference that the address of described target geographic position point comprises arranges from high to low according to radiation rank.

The address lookup device of 22. geographic position according to claim 20 points, it is characterized in that, described device also comprises:

Landmark information playing module, for playing landmark information item corresponding to terrestrial reference described in each, each landmark information item comprises the terrestrial reference type of a terrestrial reference, landmark names and the described target geographic position point relative position relative to this terrestrial reference.