CN105025443B

CN105025443B - A kind of based on WLAN localization method, relevant device and system

Info

Publication number: CN105025443B
Application number: CN201410334673.0A
Authority: CN
Inventors: 不公告发明人
Original assignee: Meizu Technology China Co Ltd
Current assignee: Meizu Telecom Equipment Co ltd
Priority date: 2014-07-14
Filing date: 2014-07-14
Publication date: 2018-06-08
Anticipated expiration: 2034-07-14
Also published as: CN105025443A

Abstract

The embodiment of the present invention discloses based on WLAN localization method, including：First access point receives the first position claim frame that the first website is sent, and first position claim frame is for the second website of request relative to the relative position information of the first website；First access point generates the communication information that ranging is carried out for negotiating website with access point according to first position claim frame, sends communications to multiple second access points, the first website and the second website；First website and the second website are in the coverage area of the second access point；Ranging is carried out to the first website and second station point according to the communication information respectively by multiple second access points, obtain the first website to multiple second access points range information and the second website to multiple second access points range information；First access point carries out ranging according to the communication information to first stop point, obtains the first website to the range information of the first access point；For according to range information, relative position of second website relative to the first website is calculated.

Description

A kind of based on WLAN localization method, relevant device and system

Technical field

The present invention relates to the communications field more particularly to a kind of based on WLAN localization method, relevant device and it is System.

Background technology

With the continuous development of Wi-Fi technology, the promotion of wireless city, Wi-Fi technology is widely used in industry-by-industry. Positioning service market is equally quickly grown, and positioning service demand increases rapidly.It is needed since GPS satellite positioning has opposite The more accurate positioning of the place ability spacious, skyscraper is not intensive, and can not indoors use, the higher spy of power consumption Point, therefore using the Wi-Fi network being widely present, to being in, housing-group is intensive or indoor objects carry out positioning and become best-of-breed technology Selection.It is positioned by Wi-Fi network, limitations of the GPS in building dense or indoor application can be made up, expand positioning clothes The application industry and range of business improve positioning accuracy, reduce lower deployment cost, improve utilization rate of equipment and installations, enhance solution of emergent event Rescue ability, have important social effect.

It is indoor fixed using Wi-Fi technology progress to have been set up in international Wi-Fi Alliance tissue (WiFi-Alliance, WFA) The seminar of position, purpose are exactly to carry out accurate indoor positioning using Wi-Fi technology, and concrete application scene can be：Object Specific location, two articles relative position etc..

It is referred in IEEE802.11v and is positioned using Wi-Fi technology, however, only defining location data frame Form do not go to provide as what kind of specific flow, this carries out indoor positioning also with Wi-Fi technology and never pushes away One of the reason of extensively getting up.

Invention content

Technical problem to be solved of the embodiment of the present invention is, provide a kind of based on WLAN localization method, Relevant device and system, it is proposed that a set of flow and method positioned based on WLAN is more accurately and effectively carried out Indoor positioning.

In a first aspect, an embodiment of the present invention provides a kind of based on WLAN localization method, including：

First access point receives the first position claim frame that the first website is sent, and the first position claim frame is used to ask Second website relative to first website relative position information；

First access point is generated according to the first position claim frame carries out ranging for negotiating website with access point The communication information, the communication information is sent to multiple second access points, first website and second website；It is described First website and second website are in the coverage area of second access point；By the multiple second access point according to institute It states the communication information and ranging is carried out to first website and second station point respectively, obtain first website to the multiple The range information of second access point and second website are to the range information of the multiple second access point；Described first Access point carries out ranging according to the communication information to the first stop point, obtains first website to first access point Range information；

For according to the range information, relative position of second website relative to first website is calculated Information；

Wherein, the communication information includes pin numbers, ranging localization temporal information and multicast address information；

The ranging localization temporal information is used to indicate the time that website carries out ranging with access point；

Multicast address information is used to indicate the multiple second access dot address that website sends ranging frame to access point.

Second aspect, an embodiment of the present invention provides a kind of based on WLAN localization method, including：

Second access point receives the communication information of the first access point transmission；The communication information is first access point The communication information that ranging is carried out for negotiating website with access point generated according to the first position claim frame of reception；

Second access point respectively surveys first website and second station point according to the communication information Away from obtaining first website to the range information of the multiple second access point and second website to the multiple The range information of second access point, for calculating relative position information of second website relative to first website；

Multicast address information is used to indicate multiple second access dot addresses that website sends ranging frame to access point.

The third aspect, an embodiment of the present invention provides a kind of based on WLAN localization method, including：

First website sends first position claim frame to the first access point, and the first position claim frame is for request second Website relative to first website relative position information；

First website receives the communication information that first access point is sent, and the communication information connects for described first Access point generates the communication information that ranging is carried out for negotiating website with access point according to the first position claim frame；

First website carries out ranging according to the communication information and access point cooperation, so that access point obtains distance letter Breath；

First website is got according to second website that the range information is calculated relative to described The relative position information of one website；

Fourth aspect, an embodiment of the present invention provides a kind of access point, described access point is the first access point, described first Access point includes：

Position requests receiving module, for receiving the first position claim frame that the first website is sent, the first position please Ask frame for ask the second website relative to first website relative position information；

The communication information generates sending module, for being generated to negotiate website and access according to the first position claim frame Point carries out the communication information of ranging；And the communication information is sent to multiple second access points, first website and described Second website；First website and second website are in the coverage area of second access point；By the multiple Two access points carry out ranging to first website and second station point respectively according to the communication information, obtain described first Website to the multiple second access point range information and second website to the multiple second access point distance Information；

First range information computing module for carrying out ranging to the first stop point according to the communication information, obtains First website is to the range information of first access point；For according to the range information, being calculated described second Website relative to first website relative position information；

5th aspect, an embodiment of the present invention provides a kind of access point, described access point is the second access point, described second Access point includes：

First communication information receiving module, for receiving the communication information of the first access point transmission；The communication information For first access point ranging is carried out with access point according to what the first position claim frame of reception generated for negotiating website The communication information；

Third range information computing module, for according to the communication information respectively to first website and described second Website carries out ranging, obtains range information and second website of first website to the multiple second access point To the range information of the multiple second access point, for calculating second website relative to the opposite of first website Location information；

6th aspect, an embodiment of the present invention provides a kind of website, the website be the first website, the first website packet It includes：

Position requests frame sending module, for sending first position claim frame to the first access point, the first position please Ask frame for ask the second website relative to first website relative position information；

Second communication information receiving module, for receiving the communication information that first access point is sent, the communication letter It ceases to be generated according to the first position claim frame for first access point and carries out the logical of ranging for negotiating website and access point Letter information；

Coordinate range finder module, for carrying out ranging according to the communication information and access point cooperation, so that access point obtains Range information；

Relative position information acquisition module, for getting second website being calculated according to the range information Relative to the relative position information of first website；

7th aspect, an embodiment of the present invention provides a kind of based on WLAN alignment system, including the first access Point, multiple second access points, the first website and the second website, wherein

First access point is the access point described in above-mentioned fourth aspect；

Second access point is the access point described in the above-mentioned 5th aspect；

First website is the website described in the above-mentioned 6th aspect.

By implementing the embodiment of the present invention, the first access point receives the first position claim frame that the first website is sent, according to The first position claim frame generation carries out the communication information of ranging for negotiating website with access point, which includes positioning Number, ranging localization temporal information and multicast address information, multiple second access points, the first stop are sent to by the communication information Point and second website, obtain website to the range information of access point, and second website is calculated according to the range information Relative to the relative position information of first website, it is proposed that a set of flow and method positioned based on WLAN, solution It has determined in the prior art since the indoor positioning flow being not specified by for WLAN leads to wireless local area network technology in room It is interior to position the problem of no expanded, it realizes and more accurately and effectively carries out indoor positioning.

Description of the drawings

In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with Other attached drawings are obtained according to these attached drawings.

Fig. 1 is the flow diagram of based on WLAN localization method provided by the invention；

Fig. 2 is the flow diagram of the based on WLAN localization method of another embodiment provided by the invention；

Fig. 3 is the flow diagram of the based on WLAN localization method of another embodiment provided by the invention；

Fig. 4 is the flow diagram of the based on WLAN localization method of another embodiment provided by the invention；

Fig. 5 is the flow diagram of the based on WLAN localization method of another embodiment provided by the invention；

Fig. 6 is the structure diagram of access point provided by the invention；

Fig. 7 is the structure diagram of communication information generation sending module provided by the invention；

Fig. 8 is the structure diagram of the communication information generation sending module of another embodiment provided by the invention；

Fig. 9 is the structure diagram of the communication information generation sending module of another embodiment provided by the invention；

Figure 10 is the structure diagram of the access point of another embodiment provided by the invention；

Figure 11 is the structure diagram of the first range information computing module provided by the invention；

Figure 12 is the structure diagram of the access point of another embodiment provided by the invention；

Figure 13 is the structure diagram of the access point of another embodiment provided by the invention；

Figure 14 is the structure diagram of the access point of another embodiment provided by the invention；

Figure 15 is the structure diagram of the access point of another embodiment provided by the invention；

Figure 16 is the structure diagram of third range information computing module provided by the invention；

Figure 17 is the structure diagram of website provided by the invention；

Figure 18 is the structure diagram of relative position information acquisition module provided by the invention；

Figure 19 is the structure diagram of based on WLAN alignment system provided by the invention.

Specific embodiment

Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts Embodiment shall fall within the protection scope of the present invention.

It should be noted that the term used in embodiments of the present invention is only merely for the mesh of description specific embodiment , it is not intended to limit the invention." the one of the embodiment of the present invention and singulative used in the attached claims Kind ", " described " and "the" are also intended to including most forms, unless context clearly shows that other meanings.It is also understood that this Term "and/or" used herein refers to and comprising one or more associated any or all possible group of list items purpose It closes.

It is the flow diagram of based on WLAN localization method provided by the invention referring to Fig. 1, from the first access Side is put to describe technical solution of the present invention, this method includes：

Step S100：First access point receives the first position claim frame that the first website is sent, the first position request Frame is for the second website of request relative to the relative position information of first website；

Specifically, the first website wonders relative position of second website with respect to itself, then first website is to first Access point sends first position claim frame；It will be appreciated that first website is in the coverage area of first access point；This hair The first access point, the second access point, the first website and the second website in bright each embodiment can be made up of Wi-Fi technology WLAN, the WLANs such as P2P that can also be made up of other technologies are not construed as limiting here.

Step S102：First access point generates to negotiate website and access point according to the first position claim frame The communication information of ranging is carried out, the communication information is sent to multiple second access points, first website and described second Website；First website and second website are in the coverage area of second access point；It is connect by the multiple second Access point carries out ranging to first website and second station point respectively according to the communication information, obtains first website The distance of range information and second website to the multiple second access point to the multiple second access point is believed Breath；First access point carries out ranging according to the communication information to the first stop point, obtains first website to institute State the range information of the first access point；

Wherein, the communication information includes pin numbers, ranging localization temporal information and multicast address information；The ranging is determined Position temporal information is used to indicate the time that website carries out ranging with access point；Multicast address information is used to indicate website to access point Send the multiple second access dot address of ranging frame.

Specifically, which can carry the ranging of the communication information according to the first position claim frame generation Prepare frame, prepare frame by sending the ranging to multiple second access point, which is sent to multiple second and is connect Access point；First access point can also confirm according to the position requests that the first position claim frame generation carries the communication information The communication information by sending the position requests acknowledgement frame to first website, is sent to first website by frame；

It should be noted that the first position claim frame, ranging in each embodiment of the present invention prepare frame or position requests Acknowledgement frame is not limited to above name, as long as including above- mentioned information or with above-mentioned function, belongs to the scope of the present invention.

Step S104：For according to the range information, second website is calculated relative to first website Relative position information.

Specifically, can relative position information be calculated by first access point, server or first website；Walk Rapid S104 can include：

A, obtained range information is sent to first access point by multiple second access point, by the first access point root Relative position information of second website relative to first website is calculated, and send out to first website according to the range information Give the relative position information；Or

B, obtained range information is sent to server by first access point and multiple second access point respectively, by this Relative position information of second website relative to first website is calculated according to the range information in server, and to this One website sends the relative position information；Or

C, obtained range information is sent to first website by first access point and multiple second access point respectively, Relative position information of second website relative to first website is calculated according to the range information by first website.

Further, the first access point can have first stop point progress ranging according to the communication information in step S102 Body includes：The time that first access point is indicated according to the ranging localization temporal information receives carrying for first website transmission The ranging frame of pin numbers, after the pin numbers in the communication information are verified the pin numbers in the ranging frame, First website is calculated to the range information of first access point according to the ranging frame of reception.Specifically, during the ranging localization Between information can include ranging time started, ranging duration or ranging end time, the pin numbers can be this first access The customized number of point, as long as communicating pair consults, for example is " 001 ", " 100 " etc.；First access point is according to survey Receive the ranging frame that the first website sends away from the time started, verify the pin numbers of the ranging frame whether therewith previous existence into positioning Number is consistent, if unanimously, being verified, carries out subsequent ranging；If do not include positioning in the inconsistent or ranging frame to compile Number, then without subsequent ranging；When first access point carries out ranging, it can be sent out by calculating ranging frame from the first website It comes and grows to measure first website to the distance of first access point or can lead to by the time that the first access point receives It crosses and measures the signal strength information of the ranging frame to measure first website to the distance of first access point, etc., here not It is construed as limiting.

Further, in step S102 multiple second access points according to the communication information respectively to the first website and second station Point, which carries out ranging, to be specifically included：It the time that each second access point is indicated according to the ranging localization temporal information, connects respectively The ranging frame for carrying pin numbers that first website and second website are sent is received, the positioning in the communication information is compiled After number the pin numbers in the ranging frame being verified, respectively according to the ranging frame of reception calculate first website to this The range information of two access points and second website are to the range information of second access point.Specifically, during the ranging localization Between information can include ranging time started, ranging duration or ranging end time, the pin numbers can be this first access The customized number of point, as long as communicating pair consults, for example is " 001 ", " 100 " etc.；Second access point is according to survey Receive the ranging frame that the first website and the second website respectively send away from the time started, verify the ranging frame pin numbers whether with The pin numbers generated before are consistent, if unanimously, being verified, carry out subsequent ranging；If inconsistent or ranging frame In do not include pin numbers, then without subsequent ranging；It, can be by calculating ranging frame when second access point carries out ranging Issued from the first website and the second website to time for being received by the second access point grow measure respectively first website and Second website to second access point distance or can by measure the signal strength information of the ranging frame correspond to survey First website and second website are measured to the distance of second access point, etc., is not construed as limiting here.

It should be noted that the multicast address information of the first website or the second website in the communication information received, To send ranging frame to the first access point and multiple second access points.

Still further, in the embodiment of the present invention for second website in the coverage area of first access point, with And second website, not in the coverage area of first access point, both of these case is illustrated：

When second website is in the coverage area of first access point, selected at least two second access points are needed, Ranging is carried out by first access point and at least two second selected access points；First access point is by the communication information Being sent to second website can specifically include：First access point generation carries the second position request of the communication information Then frame sends the second position claim frame to second website, so that second website coordinates first according to the communication information Access point and at least two second access points carry out ranging；

When second website is not in the coverage area of first access point, selected at least three second access is needed Point carries out ranging by first access point and at least three second selected access points；First access point will communicate Information is sent to second website and can specifically include：Indicate that at least one second access point sends third position to second website Claim frame is put, the request that carries the communication information of the third place claim frame at least one second access point generation Frame, so that second website carries out ranging according at least three second access points that the communication information coordinates this selected.

It should be noted that when second website is in the coverage area of first access point, the multicast address information It further includes and is used to indicate the first access dot address that website sends ranging frame to access point；So the first access point can also be somebody's turn to do The time of ranging localization temporal information instruction receives the ranging frame for carrying pin numbers of second website transmission, according to this After pin numbers in the communication information are verified the pin numbers in the ranging frame, this is calculated according to the ranging frame of reception Second website is to the range information of first access point；Then according to the distance of the first website to the first access point measured Second website is calculated relative to first website to the range information of the first access point in information and second website Relative position information；

Below correspondingly, with reference to Fig. 2 shows another embodiment provided by the invention based on WLAN positioning The flow diagram of method describes technical scheme of the present invention from the second access point side, it will be understood that, the embodiment of the present invention Including multiple second access points, the present embodiment describes technical scheme of the present invention, the party by one of them second access point Method includes：

Step S200：Second access point receives the communication information of the first access point transmission；The communication information is described First access point is believed according to the communication that ranging is carried out for negotiating website and access point that the first position claim frame of reception generates Breath；

Wherein, which includes pin numbers, ranging localization temporal information and multicast address information；The ranging is determined Position temporal information is used to indicate the time that website carries out ranging with access point；Multicast address information is used to indicate website to access point Send multiple second access dot addresses of ranging frame.

Specifically, the ranging that the second access point can be sent by receiving first access point prepares frame and is connect to obtain first The communication information that access point is sent, the ranging prepare frame and carry the communication information；

Step S202：Second access point is according to the communication information respectively to first website and the second station Point carries out ranging, obtains first website and is arrived to the range information of the multiple second access point and second website The range information of the multiple second access point, for calculating opposite position of second website relative to first website Confidence ceases.

Specifically, the time which can indicate according to the ranging localization temporal information, receive respectively this The ranging frame for carrying pin numbers that one website and second website are sent, the pin numbers in the communication information are to this After pin numbers in ranging frame are verified, first website is calculated to second access according to the ranging frame of reception respectively Point range information and second website to second access point range information.In detail, the ranging localization temporal information It can include ranging time started, ranging duration or ranging end time, which can be that first access point is made by oneself The number of justice, as long as communicating pair consults, for example is " 001 ", " 100 " etc.；Second access point starts according to ranging Whether therewith time receives the ranging frame that the first website and the second website are respectively sent, verify the pin numbers of ranging frame previous existence Into pin numbers it is consistent, if unanimously, being verified, carry out subsequent ranging；If it is not wrapped in the inconsistent or ranging frame Containing pin numbers, then without subsequent ranging；It, can be by calculating ranging frame from first when second access point carries out ranging Website and the second website issue grown by time that the second access point receives measure respectively first website and this second Website to second access point distance or can by measure the signal strength information of the ranging frame correspond to measure this One website and second website are not construed as limiting here to the distance of second access point, etc..

It should be noted that it can be believed by first access point, server or first website to calculate relative position Breath；I.e. step S202 can include：

A, obtained range information is sent to first access point by second access point, for first access point according to Relative position information of second website relative to first website is calculated in the range information；Or

B, obtained range information is sent to server by second access point, so that the server is according to the range information Relative position information of second website relative to first website is calculated；Or

C, obtained range information is sent to first website by second access point, so that first website is according to should be away from Relative position information of second website relative to first website is calculated from information.

Further, when the second website is not in the coverage area of first access point, the present embodiment step S202 it Before can also include：Second access point receives the instruction information of first access point transmission, which is used to indicate this Second access point sends position request information to second website；So second access point generates third according to the instruction information Position requests frame, the third place claim frame carry the communication information；And send the third place request to second website Frame, to indicate that the second website coordinates access point to carry out ranging according to the communication information.

Below correspondingly, the based on WLAN positioning of another embodiment provided by the invention with reference to shown in Fig. 3 The flow diagram of method describes technical scheme of the present invention from the first website side, and this method includes：

Step S300：First website sends first position claim frame to the first access point, and the first position claim frame is used In the second website of request relative to the relative position information of first website；

Specifically, the first website wonders relative position of second website with respect to itself, then first website is to first Access point sends first position claim frame, which can be the communication frame that communicating pair consults in advance, only The first access point is wanted to receive the communication frame, that is, learns that the first site requests know the relative position with the second website.

Step S302：First website receives the communication information that first access point is sent, and the communication information is First access point generates to negotiate the communication letter that website and access point carry out ranging according to the first position claim frame Breath；

Wherein, which includes pin numbers, ranging localization temporal information and multicast address information；The ranging localization Temporal information is used to indicate the time that website carries out ranging with access point；Multicast address information is used to indicate website and is sent out to access point Send multiple second access dot addresses of ranging frame.

Specifically, the position requests acknowledgement frame that the first website can be sent by receiving first access point, to get The communication information, the position requests acknowledgement frame carry the communication information.

Step S304：First website carries out ranging according to the communication information and access point cooperation, for access point Obtain range information；

Specifically, the time and multicast address information that the first website can be indicated according to the ranging localization temporal information refer to The multiple second access dot addresses shown, the pin numbers are carried to first access point and the transmission of multiple second access point Ranging frame, so that first access point calculates first website to the range information of first access point and for multiple Second access point calculates first website to the range information of multiple second access point.

Step S306：It is opposite that first website gets second website being calculated according to the range information In the relative position information of first website.

Specifically, the embodiment of the present invention can be calculated opposite by first access point, server or first website Location information；So step S306 can include：

A, first website receives the relative position information of first access point transmission, the relative position information for this Relative position information of second website relative to first website is calculated according to range information in one access point；Or

B, first website receives the relative position information of server transmission, which is the server root Relative position information of second website relative to first website is calculated according to range information；Or

C, first website, which receives, carries out the range information that the access point of ranging is sent, and is calculated according to the range information Second website gone out relative to first website relative position information.

With reference to the stream of the based on WLAN localization method of another embodiment provided by the invention shown in Fig. 4 Journey schematic diagram describes the technical side of the present invention from more sides such as the first access point, the second access point, the first website and the second websites Case, the present embodiment is illustrated so that the second website is in the coverage area of the first access point as an example, and one is only depicted in figure Second access point, second access point represent multiple second access points, and this method includes：

Step S400：First website sends first position claim frame to the first access point；

Step S402：First access point receives the position requests acknowledgement frame that the first website is sent；

Specifically, the communication information is carried in the position requests acknowledgement frame, believed including pin numbers, ranging localization time Breath and multicast address information；

Step S404：First access point generates and sends ranging to multiple second access points and prepares frame；

Specifically, the ranging prepare frame in carry the communication information, including pin numbers, ranging localization temporal information and Multicast address information；

Step S406：First access point sends second position claim frame to the second website；

Specifically, the communication information is carried in the second position claim frame, including pin numbers, ranging localization temporal information With multicast address information；Step S404 may be performed simultaneously with step S406；

Step S408：First website and the second website are sent out according to the communication information to the first access point and multiple second access points Send ranging frame；

Step S410：First access point and multiple second access points carry out ranging；

Step S412：Multiple second access points send position report frame to the first access point；

Specifically, report frame in the position includes first website that the second access point obtains to multiple second access point Range information and second website to multiple second access point range information；

Step S414：Relative position information of second website relative to first website is calculated in first access point；

Step S416：First access point sends the relative position information to the first website.

Specifically, the second website phase can also be calculated by server or the first website in step S414 and S416 For the relative position information of first website.

With reference to the stream of the based on WLAN localization method of another embodiment provided by the invention shown in Fig. 5 Journey schematic diagram describes the technical side of the present invention from more sides such as the first access point, the second access point, the first website and the second websites Case, the present embodiment are illustrated so that the second website is not in the coverage area of the first access point as an example, and this method includes：

Step S500：First website sends first position claim frame to the first access point；

Step S502：First access point receives the position requests acknowledgement frame that the first website is sent；

Step S504：First access point generates and sends ranging to multiple second access points and prepares frame；

Step S506：First access point indicates that at least one second access point sends the third place request to second website Frame sends the third place claim frame by least one second access point to second website；

Specifically, the communication information is carried in the third place claim frame, including pin numbers, ranging localization temporal information With multicast address information；

Step S508：First website sends ranging frame according to the communication information to the first access point and multiple second access points；

Step S510：Second website sends ranging frame according to the communication information to multiple second access points；

Specifically, step S508 and step S510 may be performed simultaneously；

Step S512：First access point and multiple second access points carry out ranging；

Step S514：Multiple second access points send position report frame to the first access point；

Step S516：Relative position information of second website relative to first website is calculated in first access point；

Step S518：First access point sends the relative position information to the first website.

Specifically, the second website phase can also be calculated by server or the first website in step S516 and S518 For the relative position information of first website.

The above-mentioned method for illustrating the embodiment of the present invention, following for convenient for preferably implementing the embodiment of the present invention Said program correspondingly, is also provided below to coordinate the relevant device for implementing said program.

The structure diagram of access point provided by the invention as shown in Figure 6, access point 60 are the first access point, including： Position requests receiving module 600, communication information generation 602 and first range information computing module 604 of sending module, wherein

The first position claim frame that position requests receiving module 600 sends for the first website of reception, the first position Claim frame is for the second website of request relative to the relative position information of first website；

Communication information generation sending module 602 is used to be generated to negotiate website with connecing according to the first position claim frame Access point carries out the communication information of ranging；And the communication information is sent to multiple second access points, first website and institute State the second website；First website and second website are in the coverage area of second access point；By the multiple Second access point carries out ranging to first website and second station point respectively according to the communication information, obtains described the One website to the multiple second access point range information and second website to the multiple second access point away from From information；

First range information computing module 604 is used to carry out ranging to the first stop point according to the communication information, obtains To first website to the range information of first access point；For according to the range information, being calculated described Two websites relative to first website relative position information；

Specifically, the structure diagram of communication information generation sending module provided by the invention as shown in Figure 7, communication letter Breath generation sending module 602 can include ranging and prepare frame generation unit 6020 and the first transmitting element 6022, wherein：

Ranging prepares frame generation unit 6020 and is used to carry the communication letter according to first position claim frame generation The ranging of breath prepares frame；

First transmitting element 6022 is used to send the ranging preparation frame to the multiple second access point.

Further, the knot of the communication information generation sending module of another embodiment provided by the invention as shown in Figure 8 Structure schematic diagram, communication information generation sending module 602 can include request acknowledgement frame generation unit 6024 and the second transmitting element 6026, wherein

Request acknowledgement frame generation unit 6024 is used to carry the communication letter according to first position claim frame generation The position requests acknowledgement frame of breath,

Second transmitting element 6026 is used to send the position requests acknowledgement frame to first website.

Still further, the communication information generation sending module of another embodiment provided by the invention as shown in Figure 9 Structure diagram, when in coverage area of second website in first access point, communication information generation sending module 602 can include requesting to generate unit 6028 and third transmitting element 60210, wherein

Request to generate unit 6028 for generate carry the second position claim frame of the communication information；

Third transmitting element 60210 is used to send the second position claim frame to second website；

When second website is not in the coverage area of first access point, communication information generation sending module is also Including indicating transmitting element 60212, being used to indicate at least one second access point please to second website transmission the third place Ask frame, the request that carries the communication information of the third place claim frame at least one second access point generation Frame.

Further, the structure diagram of the access point of another embodiment provided by the invention as shown in Figure 10 connects Access point 60 is the first access point, including position requests receiving module 600, communication information generation 602 and first distance of sending module Outside information computational module 604, can also include the first relative position computing module 606, the first range information sending module 608 or Second distance information sending module 6010 is illustrated for all including these three modules in figure, wherein

First relative position computing module 606 is used to receive the range information that the multiple second access point is sent, according to The range information that the range information of the reception and the first range information computing module are calculated is calculated described Second website and sends the relative position to first website and believes relative to the relative position information of first website Breath；

First range information sending module 608, which is used for the distance that the first range information computing module is calculated, to be believed Breath is sent to server, so that second website is calculated relative to described the according to the range information in the server The relative position information of one website；

Second distance information sending module 6010 is used for the distance that the first range information computing module is calculated Information is sent to first website, so that the second website phase is calculated according to the range information in first website For the relative position information of first website.

Specifically, the structure diagram of the first range information computing module provided by the invention as shown in Figure 11, first Range information computing module 604 includes the first ranging frame receiving unit 6040 and the first verification computing unit 6042, wherein

First ranging frame receiving unit 6040 is used for time for being indicated according to the ranging localization temporal information, described in reception The ranging frame for carrying pin numbers that first website is sent；

First verification computing unit 6042 is for the pin numbers in the communication information in the ranging frame After pin numbers are verified, believed according to the distance that the ranging frame of reception calculates first website to first access point Breath.

Still further, the structure diagram of the access point of another embodiment provided by the invention as shown in Figure 12, when When second website is in the coverage area of first access point, the multicast address information, which further includes, is used to indicate website The first access dot address of ranging frame is sent to access point, access point 60 includes position requests receiving module 600, communication letter Outside breath generation 602 and first range information computing module 604 of sending module, second distance information computational module can also be included 6012, for the time indicated according to the ranging localization temporal information, receive the second website transmission carries positioning The ranging frame of number, after the pin numbers in the communication information are verified the pin numbers in the ranging frame, Second website is calculated to the range information of first access point according to the ranging frame of reception.

Access point 60 in the embodiment of the present invention for example can be Network Management Equipment, router, transmission node, intelligent mobile end End or other network equipments.

It will be appreciated that the function of each function module of the access point 60 (i.e. the first access point) of the present embodiment can be according to upper The method specific implementation in embodiment of the method is stated, can specifically correspond to the associated description of above method embodiment, it is no longer superfluous herein It states.

With reference to the structure diagram of the access point of another embodiment provided by the invention shown in Figure 13, access point 130 be the second access point, and to illustrate the structure of the second access point, access point 130 includes the first communication information receiving module 1300 With third range information computing module 1302, wherein

First communication information receiving module 1300 is used to receive the communication information of the first access point transmission；The communication letter It ceases and carries out ranging with access point according to what the first position claim frame of reception generated for negotiating website for first access point The communication information；

Third range information computing module 1302 is used for according to the communication information respectively to first website and described Second station point carries out ranging, obtains first website to the range information of the multiple second access point and described second Website to the multiple second access point range information, for calculating second website relative to first website Relative position information；

Specifically, the first communication information receiving module 1300 is specifically used for, and receives the survey that first access point is sent Away from frame is prepared, the ranging prepares frame and carries the communication information.

Further, the structure diagram of the access point of another embodiment provided by the invention as shown in Figure 14, works as institute When stating the second website not in the coverage area of first access point, access point 130 includes the first communication information receiving module 1300 and third range information computing module 1302 outside, can also include instruction information receiving module 1304, position requests generation Module 1306 and request sending module 1308, wherein

Indicate that information receiving module 1304 is used to receive the instruction information that first access point is sent, the instruction information It is used to indicate to second website and sends position request information；

Position requests generation module 1306 is used for according to the instruction information generation the third place claim frame, the third position It puts claim frame and carries the communication information；

Request sending module 1308 is used to send the third place claim frame to second website.

Further, the structure diagram of the access point of another embodiment provided by the invention as shown in Figure 15, access Point 130 includes the first communication information receiving module 1300, third range information computing module 1302, instruction information receiving module 1304th, outside position requests generation module 1306 and request sending module 1308, third range information sending module can also be included 13010th, the 4th range information sending module 13012 or the 5th range information sending module 13014, all to include this three in figure It is illustrated for module, wherein

Third range information sending module 13010 is used for the range information for obtaining third range information computing module 1302 First access point is sent to, so that the second website phase is calculated according to the range information in first access point For the relative position information of first website；Or

4th range information sending module 13012 is used for the range information for obtaining third range information computing module 1302 Server is sent to, so that second website is calculated relative to described first according to the range information in the server The relative position information of website；Or

5th range information sending module 13014 is used for the range information for obtaining third range information computing module 1302 Be sent to first website, for first website according to the range information be calculated second website relative to The relative position information of first website.

Specifically, the structure diagram of third range information computing module provided by the invention as shown in Figure 16, third Range information computing module 1302 includes the second ranging frame receiving unit 13020 and the second verification computing unit 13022, wherein

Second ranging frame receiving unit 13020 is used for the time indicated according to the ranging localization temporal information, connects respectively Receive the ranging frame for carrying pin numbers that first website and second website are sent；

Third verification computing unit 13022 is for the pin numbers in the communication information in the ranging frame After pin numbers are verified, respectively according to the ranging frame of reception calculate first website to second access point away from Range information from information and second website to second access point.

Access point 130 in the embodiment of the present invention for example can be Network Management Equipment, router, transmission node, intelligent mobile Terminal or other network equipments.

It will be appreciated that the function of each function module of the access point 130 (i.e. the second access point) of the present embodiment can basis Method specific implementation in above method embodiment can specifically correspond to the associated description of above method embodiment, herein no longer It repeats.

With reference to the structure diagram of the website provided by the invention shown in Figure 17, website 170 is the first website, for The structure of bright first website, website 170 include position requests frame sending module 1700, the second communication information receiving module 1702, Coordinate range finder module 1704 and relative position information acquisition module 1706, wherein

Position requests frame sending module 1700 is used to send first position claim frame, the first position to the first access point Claim frame is for the second website of request relative to the relative position information of first website；

Second communication information receiving module 1702 is used to receive the communication information that first access point is sent, the communication Information is generated for first access point according to the first position claim frame carries out ranging for negotiating website with access point The communication information；

Range finder module 1704 is coordinated to be used to carry out ranging according to the communication information and access point cooperation, so that access point obtains To range information；

Relative position information acquisition module 1706 is used to get described second be calculated according to the range information Website relative to first website relative position information；

Specifically, the second communication information receiving module 1702 is specifically used for, and receives the position that first access point is sent Acknowledgement frame is asked, the position requests acknowledgement frame carries the communication information.

Further, the structure diagram of relative position information acquisition module provided by the invention as shown in Figure 18, phase Position information acquisition module 1706 can be included to receive computing unit 17060, the first receiving unit 17062 or the second reception list Member 17064 is illustrated for all including three units in figure, wherein

Receive computing unit 17060 be used for receive carry out ranging access point send range information, according to it is described away from From second website that information is calculated relative to the relative position information of first website；Or

First receiving unit 17062 is used to receive the relative position information that first website is sent, the opposite position Second website is calculated relative to the opposite of first website according to range information for first website in confidence breath Location information；Or

Second receiving unit 17064 is used to receive the relative position information of server transmission, the relative position information Relative position information of second website relative to first website is calculated according to range information for the server.

Still further, cooperation range finder module 1704 can also include ranging frame transmitting element, for according to the ranging The time of location time information instruction and multiple second access dot addresses of multicast address information instruction, to the described first access Point and the transmission of the multiple second access point carry the ranging frame of the pin numbers, so that first access point calculates First website calculates described first to the range information of first access point and for the multiple second access point Website is to the range information of the multiple second access point.

The website 170 of the embodiment of the present invention for example can be tablet computer, personal digital assistant, intelligent mobile terminal or its Its network equipment.

It will be appreciated that the function of each function module can be specific according to the method in above method embodiment in website 170 It realizes, that is, can specifically refer to above method item embodiment, which is not described herein again.

With reference to the structure diagram of the based on WLAN alignment system provided by the invention shown in Figure 19, base In WLAN alignment system 190 include the first access point 1900, multiple second access points 1902, the first website 1904 with And second website 1906, wherein

First access point 1900 can be the access point 60 in above-described embodiment；

Second access point 1902 can be the access point 130 in above-described embodiment；

First website 1904 can be the website 170 in above-described embodiment；

It will be appreciated that the function of each function module can be according to above-mentioned side in based on WLAN alignment system 190 Method specific implementation in method embodiment, that is, can specifically refer to above method item embodiment, which is not described herein again.

In conclusion by implementing the embodiment of the present invention, the first access point receives the first position that the first website is sent please Frame is sought, carries out the communication information of ranging, communication letter for negotiating website with access point according to the first position claim frame generation Breath includes pin numbers, ranging localization temporal information and multicast address information, which is sent to multiple second accesses Point, first website and second website, obtain website to the range information of access point, and be calculated according to the range information Second website relative to first website relative position information, it is proposed that a set of stream positioned based on WLAN Cheng Fangfa is solved in the prior art since the indoor positioning flow being not specified by for WLAN leads to WLAN Technology positions the problem of no expanded indoors, realizes and more accurately and effectively carries out indoor positioning.

One of ordinary skill in the art will appreciate that realizing all or part of flow in above-described embodiment method, being can be with Relevant hardware is instructed to complete by computer program, the program can be stored in a computer read/write memory medium In, the program is when being executed, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, the storage medium can be magnetic Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access Memory, RAM) etc..

Above disclosed is only a kind of preferred embodiment of the present invention, cannot limit the power of the present invention with this certainly Sharp range one of ordinary skill in the art will appreciate that realizing all or part of flow of above-described embodiment, and is weighed according to the present invention Profit requires made equivalent variations, still falls within and invents covered range.

Claims

1. a kind of based on WLAN localization method, which is characterized in that including：

First access point receives the first position claim frame that the first website is sent, and the first position claim frame is for request second Website relative to first website relative position information；

First access point is generated according to the first position claim frame carries out the logical of ranging for negotiating website and access point The communication information is sent to multiple second access points, first website and second website by letter information；Described first Website and second website are in the coverage area of second access point；By the multiple second access point according to described logical Letter information carries out ranging to first website and second station point respectively, obtains first website to the multiple second The range information of access point and second website are to the range information of the multiple second access point；First access Point according to the communication information to the first stop point carry out ranging, obtain first website to first access point away from From information；

For according to the range information, second website being calculated and believes relative to the relative position of first website Breath；

2. the method as described in claim 1, which is characterized in that generated to negotiate website according to the first position claim frame The communication information of ranging is carried out with access point, the communication information is sent to the multiple second access point and is included：

The ranging that the communication information is carried according to first position claim frame generation prepares frame, is connect to the multiple second Access point sends the ranging and prepares frame.

3. the method as described in claim 1, which is characterized in that generated to negotiate website according to the first position claim frame The communication information of ranging is carried out with access point, the communication information is sent to first website and is included：

The position requests acknowledgement frame of the communication information is carried according to first position claim frame generation, to the first stop Point sends the position requests acknowledgement frame.

4. the method as described in claim 1, which is characterized in that when second website is in the covering model of first access point When enclosing middle, the communication information is sent to second website and is included：Generation carries the second position of the communication information Claim frame sends the second position claim frame to second website；

When second website is not in the coverage area of first access point, the communication information is sent to described Two websites include：Indicate that at least one second access point sends the third place claim frame, the third position to second website Put the claim frame that carries the communication information of the claim frame at least one second access point generation.

5. the method as described in claim 1, which is characterized in that it is described according to the range information, it is calculated described second Website includes relative to the relative position of first website：

Obtained range information is sent to first access point by the multiple second access point, by the first access point root Relative position information of second website relative to first website is calculated according to the range information, and to described One website sends the relative position information；Or

Obtained range information is sent to server by first access point and the multiple second access point respectively, by described Relative position information of second website relative to first website is calculated according to the range information in server, and The relative position information is sent to first website；Or

Obtained range information is sent to first website by first access point and the multiple second access point respectively, Opposite position of second website relative to first website is calculated according to the range information by first website Confidence ceases.

6. such as claim 1-5 any one of them methods, which is characterized in that first access point is according to the communication information Ranging is carried out to the first stop point to include：

The time that first access point is indicated according to the ranging localization temporal information receives taking for the first website transmission Ranging frame with pin numbers, the pin numbers in the communication information verify the pin numbers in the ranging frame By rear, first website is calculated to the range information of first access point according to the ranging frame of reception.

7. such as claim 1-5 any one of them methods, which is characterized in that the multiple second access point is according to the communication Information carries out ranging to first website and second station point respectively and includes：

The time that each second access point is indicated according to the ranging localization temporal information receives first website and institute respectively The ranging frame for carrying pin numbers of the second website transmission is stated, the pin numbers in the communication information are to the ranging After pin numbers in frame are verified, first website is calculated to the described second access according to the ranging frame of reception respectively Point range information and second website to second access point range information.

8. method as claimed in claim 6, which is characterized in that when second website is in the covering model of first access point When enclosing middle, the multicast address information, which further includes, is used to indicate first access point that website sends ranging frame to access point Location；It is described to be calculated before relative position of second website relative to first website according to the range information, It further includes：

The time that first access point is indicated according to the ranging localization temporal information receives taking for the second website transmission Ranging frame with pin numbers, the pin numbers in the communication information verify the pin numbers in the ranging frame By rear, second website is calculated to the range information of first access point according to the ranging frame of reception.

9. a kind of based on WLAN localization method, which is characterized in that including：

Second access point receives the communication information of the first access point transmission；The communication information for first access point according to The communication information that ranging is carried out for negotiating website with access point of the first position claim frame generation of reception；

Second access point carries out ranging to the first website and second station point respectively according to the communication information, obtains described the One website is believed to the range information of multiple second access points and the distance of second website to the multiple second access point Breath, for calculating relative position information of second website relative to first website；

10. method as claimed in claim 9, which is characterized in that second access point receives the transmission of the first access point The communication information includes：

Second access point receives the ranging that first access point is sent and prepares frame, and the ranging prepares frame and carries State the communication information.

11. method as claimed in claim 9, which is characterized in that when second website not covering in first access point When in lid range, the method further includes：

Second access point receives the instruction information that first access point is sent, and the instruction information is used to indicate to described Second website sends position request information；

Second access point is carried according to the instruction information generation the third place claim frame, the third place claim frame The communication information；

The third place claim frame is sent to second website.

12. method as claimed in claim 9, which is characterized in that described to obtain first website and connect to the multiple second After the range information of access point and second website to the range information of the multiple second access point, further include：

Obtained range information is sent to first access point, so that first access point is according to the range information meter Calculation obtains relative position information of second website relative to first website；Or

Obtained range information is sent to server, so that the server is calculated described according to the range information Two websites relative to first website relative position information；Or

Obtained range information is sent to first website, so that first website is calculated according to the range information Go out relative position information of second website relative to first website.

13. such as claim 9-12 any one of them methods, which is characterized in that second access point is believed according to the communication Breath carries out ranging to first website and second station point respectively and includes：

The time that second access point is indicated according to the ranging localization temporal information receives first website and institute respectively The ranging frame for carrying pin numbers of the second website transmission is stated, the pin numbers in the communication information are to the ranging After pin numbers in frame are verified, first website is calculated to the described second access according to the ranging frame of reception respectively Point range information and second website to second access point range information.

14. a kind of based on WLAN localization method, which is characterized in that including：

First website sends first position claim frame to the first access point, and the first position claim frame is for the second website of request Relative to the relative position information of first website；

First website receives the communication information that first access point is sent, and the communication information is first access point The communication information that ranging is carried out for negotiating website with access point is generated according to the first position claim frame；

First website carries out ranging according to the communication information and access point cooperation, so that access point obtains range information；

First website gets second website being calculated according to the range information relative to the first stop The relative position information of point；

15. method as claimed in claim 14, which is characterized in that first website receives what first access point was sent The communication information includes：

First website receives the position requests acknowledgement frame that first access point is sent, and the position requests acknowledgement frame carries There is the communication information.

16. method as claimed in claim 14, which is characterized in that first website is got according to the range information meter Second website obtained includes relative to the relative position information of first website：

First website, which receives, carries out the range information that the access point of ranging is sent, and is calculated according to the range information Second website relative to first website relative position information；Or

First website receives the relative position information that first access point is sent, and the relative position information is described Relative position information of second website relative to first website is calculated according to range information in first access point；Or Person

First website receives the relative position information of server transmission, and the relative position information is the server root Relative position information of second website relative to first website is calculated according to range information.

17. such as claim 14-16 any one of them methods, which is characterized in that first website is believed according to the communication Breath carries out ranging with access point cooperation, includes so that access point obtains range information：

The time and multicast address information that first website is indicated according to the ranging localization temporal information indicate multiple Second access dot address carries the survey of the pin numbers to first access point and the transmission of the multiple second access point Away from frame, so that first access point calculates first website to the range information of first access point and for institute It states multiple second access points and calculates first website to the range information of the multiple second access point.

18. a kind of access point, which is characterized in that described access point is the first access point, and first access point includes：

Position requests receiving module, for receiving the first position claim frame that the first website is sent, the first position claim frame For asking relative position information of second website relative to first website；

The communication information generates sending module, is clicked through for being generated according to the first position claim frame for negotiating website with access The communication information of row ranging；And the communication information is sent to multiple second access points, first website and described second Website；First website and second website are in the coverage area of second access point；It is connect by the multiple second Access point carries out ranging to first website and second station point respectively according to the communication information, obtains first website The distance of range information and second website to the multiple second access point to the multiple second access point is believed Breath；

First range information computing module for carrying out ranging to the first stop point according to the communication information, obtains described First website is to the range information of first access point；For according to the range information, second website is calculated Relative to the relative position information of first website；

19. access point as claimed in claim 18, which is characterized in that the communication information generation sending module includes：

Ranging prepares frame generation unit, for carrying the ranging of the communication information according to first position claim frame generation Prepare frame；

First transmitting element prepares frame for sending the ranging to the multiple second access point.

20. access point as claimed in claim 18, which is characterized in that the communication information generation sending module includes：

Acknowledgement frame generation unit is asked, for carrying the position of the communication information according to first position claim frame generation Ask acknowledgement frame,

Second transmitting element, for sending the position requests acknowledgement frame to first website.

21. access point as claimed in claim 18, which is characterized in that when the second website covering in first access point When in lid range, the communication information generation sending module includes：Unit is requested to generate, the communication letter is carried for generating The second position claim frame of breath；Third transmitting element, for sending the second position claim frame to second website；

When second website is not in the coverage area of first access point, the communication information generates sending module packet Instruction transmitting element is included, at least one second access point is used to indicate and sends the third place claim frame, institute to second website State the claim frame that carries the communication information of the third place claim frame at least one second access point generation.

22. access point as claimed in claim 18, which is characterized in that further include：

First relative position computing module for receiving the range information that the multiple second access point is sent, connects according to described The range information that the range information of receipts and the first range information computing module are calculated, is calculated the second station The relative position information relative to first website is put, and the relative position information is sent to first website；Or

First range information sending module, the range information for the first range information computing module to be calculated are sent To server, so that second website is calculated relative to first website according to the range information in the server Relative position information；Or

Second distance information sending module, the range information for the first range information computing module to be calculated are sent To first website, so that second website is calculated relative to described according to the range information in first website The relative position information of first website.

23. such as claim 18-22 any one of them access points, which is characterized in that the first range information computing module Including：

First ranging frame receiving unit for the time indicated according to the ranging localization temporal information, receives the first stop The ranging frame for carrying pin numbers that point is sent；

First verification computing unit, for the pin numbers in the communication information to the pin numbers in the ranging frame After being verified, first website is calculated to the range information of first access point according to the ranging frame of reception.

24. such as claim 18-22 any one of them access points, which is characterized in that when second website is described first When in the coverage area of access point, the multicast address information, which further includes, is used to indicate the institute that website sends ranging frame to access point State the first access dot address；It further includes：

Second distance information computational module for the time indicated according to the ranging localization temporal information, receives described second The ranging frame for carrying pin numbers that website is sent, the pin numbers in the communication information are in the ranging frame After pin numbers are verified, believed according to the distance that the ranging frame of reception calculates second website to first access point Breath.

25. a kind of access point, which is characterized in that described access point is the second access point, and second access point includes：

First communication information receiving module, for receiving the communication information of the first access point transmission；The communication information is institute State the communication that ranging is carried out for negotiating website with access point that the first access point is generated according to the first position claim frame of reception Information；

Third range information computing module, for being surveyed respectively to the first website and second station point according to the communication information Away from obtaining first website to the range information of multiple second access points and second website to the multiple second The range information of access point, for calculating relative position information of second website relative to first website；

26. access point as claimed in claim 25, which is characterized in that first communication information receiving module is specifically used for, It receives the ranging that first access point is sent and prepares frame, the ranging prepares frame and carries the communication information.

27. access point as claimed in claim 25, which is characterized in that when second website is not in first access point When in coverage area, second access point further includes：

Indicate information receiving module, for receiving the instruction information that first access point is sent, the instruction information is used to refer to Show to second website and send position request information；

Position requests generation module, for according to the instruction information generation the third place claim frame, the third place request Frame carries the communication information；

Request sending module, for sending the third place claim frame to second website.

28. access point as claimed in claim 25, which is characterized in that further include：

Third range information sending module, the range information for the third range information computing module to be obtained are sent to institute The first access point is stated, so that second website is calculated relative to described according to the range information in first access point The relative position information of first website；Or

4th range information sending module, the range information for the third range information computing module to be obtained are sent to clothes Business device, so that phase of second website relative to first website is calculated according to the range information in the server To location information；Or

5th range information sending module, the range information for the third range information computing module to be obtained are sent to institute The first website is stated, so that second website is calculated relative to described first according to the range information in first website The relative position information of website.

29. such as claim 25-28 any one of them access points, which is characterized in that the third range information computing module Including：

Second ranging frame receiving unit for the time indicated according to the ranging localization temporal information, receives described respectively The ranging frame for carrying pin numbers that one website and second website are sent；

Second verification computing unit, for the pin numbers in the communication information to the pin numbers in the ranging frame After being verified, first website is calculated to the range information of second access point according to the ranging frame of reception respectively, And second website is to the range information of second access point.

30. a kind of website, which is characterized in that the website is the first website, and first website includes：

Position requests frame sending module, for sending first position claim frame, the first position claim frame to the first access point For asking relative position information of second website relative to first website；

Second communication information receiving module, for receiving the communication information that first access point is sent, the communication information is First access point generates to negotiate the communication letter that website and access point carry out ranging according to the first position claim frame Breath；

Coordinate range finder module, for carrying out ranging according to the communication information and access point cooperation, so that access point obtains distance Information；

Relative position information acquisition module is opposite for getting second website being calculated according to the range information In the relative position information of first website；

31. website as claimed in claim 30, which is characterized in that second communication information receiving module is specifically used for, and connects The position requests acknowledgement frame that first access point is sent is received, the position requests acknowledgement frame carries the communication information.

32. website as claimed in claim 30, which is characterized in that the relative position information acquisition module includes：

Computing unit is received, for receiving the range information for carrying out the access point of ranging and sending, according to the range information meter Second website obtained relative to first website relative position information；Or first receiving unit, for connecing The relative position information that first website is sent is received, the relative position information is first website according to range information Relative position information of second website relative to first website is calculated；Or

Second receiving unit, for receiving the relative position information of server transmission, the relative position information is the clothes Relative position information of second website relative to first website is calculated according to range information in business device.

33. such as claim 30-32 any one of them websites, which is characterized in that the cooperation range finder module includes：

Ranging frame transmitting element indicates for the time indicated according to the ranging localization temporal information and multicast address information It is multiple second access dot addresses, to first access point and the multiple second access point transmission carry it is described positioning compile Number ranging frame, so that first access point calculates first website to the range information of first access point, with And first website is calculated to the range information of the multiple second access point for the multiple second access point.

34. a kind of based on WLAN alignment system, which is characterized in that including the first access point, multiple second access points, First website and the second website, wherein

First access point is such as claim 18-24 any one of them access points；

Second access point is such as claim 25-29 any one of them access points；

First website is such as claim 30-33 any one of them websites.