CN104507160B - Wireless network localization method, access point and location-server - Google Patents
Wireless network localization method, access point and location-server Download PDFInfo
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- CN104507160B CN104507160B CN201410782194.5A CN201410782194A CN104507160B CN 104507160 B CN104507160 B CN 104507160B CN 201410782194 A CN201410782194 A CN 201410782194A CN 104507160 B CN104507160 B CN 104507160B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
- H04W64/003—Locating users or terminals or network equipment for network management purposes, e.g. mobility management locating network equipment
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
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Abstract
The present invention provides a kind of wireless network localization method, access point and location-server, wireless network localization method of the present invention includes: access point broadcast Beacon signal, the association request signal that receiving terminal apparatus is sent, power detection is carried out to association request signal received on each antenna direction of aerial array, obtain the intensity of received association request signal on each antenna direction of aerial array, according to the intensity of association request signal received on each antenna direction, optimal antenna is selected from aerial array, according to the intensity for the association request signal that the intensity of the received association request signal of optimal antenna and terminal device are sent, path loss between computing terminal equipment and access point, determine the first angle between the installation direction of access point and the direction of optimal antenna, and then determine the position of terminal device, it is indoor fixed to solve Position mode is at high cost, and realizes complicated problem.
Description
Technical field
The present embodiments relate to field of communication technology more particularly to a kind of wireless network localization method, access point and determine
Position server.
Background technique
With flourishing for mobile Internet, wherein since location based service can provide currently for user
Location information so that various location based services are in great demand.
Indoors in positioning, Wireless LAN (Wireless Local Area Networks, letter is currently mainly used
Claim WLAN) as one of main technological means.WLAN positioning is technically realized relatively single, mainly passes through reception
The intensity instruction (Received Signal Strength Indicator, abbreviation RSSI) of signal at least disposes 3 come what is realized
A access point is just able to achieve indoor positioning.
However, this positioning method is not only at high cost, but also in the indoor environment having, if 3 access points of deployment, 3
It is easy to interfere with each other between access point, before another External System comes into operation, requires to measure the position of 3 access points
Work.Therefore the cost of wireless location system deployment how is reduced, reducing implementation complexity becomes an important job.
Summary of the invention
The embodiment of the present invention provides a kind of wireless network localization method, access point and location-server, solves existing skill
In art, at least needing to dispose 3 access points causes indoor positioning mode not only at high cost, but also realizes complicated problem.
In a first aspect, the embodiment of the present invention provides a kind of wireless network localization method, comprising:
Access point broadcasts beacon Beacon signal, includes the medium access control of described access point in the Beacon signal
MAC Address；
The described access point receiving terminal apparatus association request signal that the Beacon signal is sent based on the received, it is described
The MAC Address and terminal device hair of MAC Address, described access point in association request signal comprising the terminal device
The intensity for the association request signal sent；
Described access point carries out power detection to the association request signal received on each antenna direction of aerial array,
Obtain the intensity of the received association request signal on each antenna direction of the aerial array；
Described access point according to the intensity of the association request signal received on each antenna direction of the aerial array,
Optimal antenna is selected from the aerial array；
Intensity and the terminal device of the described access point according to the received association request signal of the optimal antenna
The intensity of the association request signal of transmission calculates the association request signal between the terminal device and described access point
Path loss；
Described access point determines the first angle between the installation direction of described access point and the direction of the optimal antenna；
Described access point determines the terminal according to the location information of described access point, the path loss and first angle
The path loss and first angle are sent to location-server by the location information or described access point of equipment, so that described fixed
Position server determines the position of the terminal device according to the location information of described access point, the path loss and first angle
Information.
In one embodiment of above-mentioned wireless network localization method, optionally, described access point determines described access point
Installation direction and the optimal antenna direction between the first angle, comprising:
Described access point determines the second angle between the installation direction of described access point and the reference direction of setting；
Described access point determines the third angle between the direction of the optimal antenna and the reference direction of the setting；
Described access point according to second angle and third angle, determine described access point installation direction and it is described most
The first angle between the direction of excellent antenna.
In one embodiment of above-mentioned wireless network localization method, optionally, in described access point according to the antenna
The intensity of the received association request signal on each antenna direction of array, from the aerial array select optimal antenna it
Afterwards, further includes:
Described access point determines whether the intensity of the received association request signal of the optimal antenna changes；
If it is determined that the intensity of the received association request signal of optimal antenna changes, then repeat described
Access point is according to the intensity of the association request signal received on each antenna direction of the aerial array, from the antenna array
The step of optimal antenna is selected in column.
Second aspect, the embodiment of the present invention provide a kind of wireless network localization method, comprising:
Location-server receives the path loss and the first angle that access point is sent, and the path loss is described access point according to from day
The association request that the intensity and terminal device for the association request signal that the optimal antenna selected in linear array receives are sent
The intensity of signal, path loss of the association request signal of calculating between the terminal device and described access point, described
One angle is the first angle between the installation direction of described access point and the direction of the optimal antenna；
The location-server determines institute according to the location information of described access point, the path loss and first angle
State the location information of terminal device.
In one embodiment of above-mentioned wireless network localization method, optionally, the location-server connects according to
The location information of access point, the path loss and first angle, determine the location information of the terminal device, comprising:
The location-server determines the distance between the terminal device and described access point according to the path loss；
The location-server is according between the location information, the terminal device and described access point of described access point
Distance and first angle, determine the location information of the terminal device.
The third aspect, the embodiment of the present invention provide a kind of access point, comprising:
Transmitter includes the medium access control of access point for broadcasting beacon Beacon signal, in the Beacon signal
MAC Address processed；
Receiver, for the receiving terminal apparatus association request signal that the Beacon signal is sent based on the received, institute
State the MAC Address and the terminal device in association request signal comprising the MAC Address of the terminal device, described access point
The intensity of the association request signal of transmission；
Processor, the received association request signal carries out power inspection on each antenna direction to aerial array
It surveys, obtains the intensity of the received association request signal on each antenna direction of the aerial array；According to the antenna array
The intensity of the received association request signal, selects optimal antenna from the aerial array on each antenna direction of column；Root
The association request signal sent according to the intensity of the received association request signal of the optimal antenna and the terminal device
Intensity calculates path loss of the association request signal between the terminal device and described access point；Determine described access point
Installation direction and the optimal antenna direction between the first angle；
The transmitter is also used to the location information according to described access point, the path loss and first angle and determines
The path loss and first angle are sent to location-server by the location information of the terminal device, so that the positioning
Server determines that the position of the terminal device is believed according to the location information of described access point, the path loss and first angle
Breath.
In one embodiment of above-mentioned access point, optionally, the processor, specifically for determining described access point
The second angle between installation direction and the reference direction of setting；Determine the direction of the optimal antenna and the reference of the setting
Third angle between direction；According to second angle and third angle, determine the installation direction of described access point with it is described
The first angle between the direction of optimal antenna.
In one embodiment of above-mentioned access point, optionally, further includes:
The intensity of the received association request signal on each antenna direction according to the aerial array, from institute
It states after selecting optimal antenna in aerial array, the processor is also used to determine the received association of the optimal antenna
Whether the intensity of request signal changes；If it is determined that the intensity of the received association request signal of optimal antenna occurs
Variation, then execute the intensity of the received association request signal on each antenna direction according to the aerial array, from
Optimal antenna is selected in the aerial array.
Fourth aspect, the embodiment of the present invention provide a kind of location-server, comprising:
Receiver, for receive access point transmission path loss and the first angle, the path loss be described access point according to from
The association that the intensity and terminal device for the association request signal that the optimal antenna selected in aerial array receives are sent is asked
The intensity of signal is sought, path loss of the association request signal of calculating between the terminal device and described access point is described
First angle is the first angle between the installation direction of described access point and the direction of the optimal antenna；
Processor, for determining the end according to the location information of described access point, the path loss and first angle
The location information of end equipment.
In one embodiment of above-mentioned location-server, optionally, the processor is specifically used for according to the road
Damage, determines the distance between the terminal device and described access point；It is set according to the location information of described access point, the terminal
It is standby the distance between with described access point and first angle, determine the location information of the terminal device.
Wireless network of embodiment of the present invention localization method, access point and location-server, broadcast Beacon by access point
Signal, the receiving terminal apparatus association request signal that Beacon signal is sent based on the received, to each antenna side of aerial array
Received association request signal carries out power detection upwards, obtains received association request letter on each antenna direction of aerial array
Number intensity selected from aerial array according to the intensity of received association request signal on each antenna direction of aerial array
Optimal antenna, the association request signal sent according to the intensity of the received association request signal of optimal antenna and terminal device it is strong
Degree calculates path loss of the association request signal between terminal device and access point, determines the installation direction and optimal day of access point
The first angle between the direction of line, and determine according to the location information of access point, path loss and the first angle the position of terminal device
Confidence ceases or path loss and the first angle is sent to location-server so that location-server according to the location information of access point,
Path loss and the first angle determine the location information of terminal device.Due to only needing one access point of deployment can positioning terminal equipment
Location information, due to only need one access point of deployment can positioning terminal equipment location information, solve existing
At least needing to dispose 3 access points in technology causes indoor positioning mode not only at high cost, but also realizes complicated problem.
Detailed description of the invention
Fig. 1 is the flow chart of wireless network localization method provided by the embodiment of the present invention one；
Fig. 2 is the flow chart of wireless network localization method provided by the embodiment of the present invention two；
Fig. 3 is the flow chart of wireless network localization method provided by the embodiment of the present invention three；
Fig. 4 is the structural schematic diagram of access point 400 provided by the embodiment of the present invention four；
Fig. 5 is the structural schematic diagram of location-server 500 provided by the embodiment of the present invention five.
Specific embodiment
Fig. 1 is the flow chart of wireless network localization method provided by the embodiment of the present invention one.The method of the present embodiment is suitable
For need to only dispose an access point, it can the case where realization positions terminal device.The method of the present embodiment includes
Following steps:
S110, access point broadcast Beacon signal, include the Media Access Control address of access point in Beacon signal.
Include medium access control (Medium Access Control, abbreviation in the Beacon signal of access point broadcast
MAC) address, so as to receive the terminal device of Beacon signal according to the MAC Address for including in Beacon signal to the access
Point sends association request signal.
S120, access point the receiving terminal apparatus association request signal that Beacon signal is sent based on the received, association are asked
The association request signal for asking the MAC Address in signal comprising terminal device, the MAC Address of access point and terminal device to send
Intensity.
S130, access point carry out power detection to association request signal received on each antenna direction of aerial array, obtain
Obtain the intensity of received association request signal on each antenna direction of aerial array.
Access point can be also known as adaptive antenna array, variable antenna array, more days with built-in intelligence antenna, smart antenna
Line, access point carry out power detection by association request signal received on each antenna direction to aerial array, obtain antenna
The intensity of received association request signal on each antenna direction of array.
S140, access point are according to the intensity of received association request signal on each antenna direction of aerial array, from antenna
Optimal antenna is selected in array.
Optimal antenna namely refer to the strongest antenna of the intensity of received association request signal, by received association request signal
The strongest antenna of intensity be determined as optimal antenna.
S150, access point are asked according to the association that the intensity and terminal device of the received association request signal of optimal antenna are sent
The intensity of signal is sought, path loss of the association request signal between terminal device and access point is calculated.
Path loss of the association request signal between terminal device and access point is calculated, namely calculates association request signal at end
Propagation loss between end equipment and access point, the intensity and optimal antenna for the association request signal that terminal device is sent are received
The difference of the intensity of association request signal is path loss of the association request signal between terminal device and access point.
S160, access point determine the first angle between the installation direction of access point and the direction of optimal antenna.
After access point is installed, the installation direction of access point can be obtained, by measurement so as to according to access point
The direction of installation direction and optimal antenna determines the first angle between the installation direction of access point and the direction of optimal antenna.
S170, access point determine the location information of terminal device according to the location information of access point, path loss and the first angle
Or path loss and the first angle are sent to location-server by access point so that location-server according to the location information of access point,
Path loss and the first angle determine the location information of terminal device.
After installing access point, the location information of access point can be measured by locator, by the access point of measurement
Location information upload to access point or location-server, locator can be laser range finder.
Specifically, broadcasting Beacon signal by access point, Beacon signal is sent receiving terminal apparatus based on the received
Association request signal, to association request signal received on each antenna direction of aerial array carry out power detection, obtain day
The intensity of received association request signal on each antenna direction of linear array, according to received on each antenna direction of aerial array
The intensity of association request signal, selects optimal antenna from aerial array, according to the received association request signal of optimal antenna
The intensity for the association request signal that intensity and terminal device are sent calculates association request signal between terminal device and access point
Path loss, determine the first angle between the installation direction of access point and the direction of optimal antenna, and according to the position of access point
Information, path loss and the first angle determine the location information of terminal device or path loss and the first angle be sent to location-server,
So that location-server determines the location information of terminal device according to the location information of access point, path loss and the first angle.Due to
Only need one access point of deployment can positioning terminal equipment location information, it is more to avoid deployment in the confined space indoors
The problem of a access point interference easy to form.
Wireless network localization method provided in this embodiment broadcasts Beacon signal, receiving terminal apparatus by access point
The association request signal that Beacon signal is sent based on the received, to received association request on each antenna direction of aerial array
Signal carries out power detection, the intensity of received association request signal on each antenna direction of aerial array is obtained, according to antenna
The intensity of received association request signal, selects optimal antenna, according to optimal from aerial array on each antenna direction of array
The intensity for the association request signal that the intensity and terminal device of the received association request signal of antenna are sent calculates association request letter
Path loss number between terminal device and access point, determines first between the installation direction of access point and the direction of optimal antenna
Angle, and the location information of terminal device determined according to the location information of access point, path loss and the first angle or by path loss and
One angle is sent to location-server, so that location-server is determined according to the location information of access point, path loss and the first angle
The location information of terminal device.Due to only need one access point of deployment can positioning terminal equipment location information, solution
It has determined and has at least needed to dispose 3 access points in the prior art and cause indoor positioning mode not only at high cost, but also realized complicated
Problem.
Fig. 2 is the flow chart of wireless network localization method provided by the embodiment of the present invention two.The method of the present embodiment is suitable
For need to only dispose an access point, it can the case where realization positions terminal device.The method of the present embodiment includes
Following steps:
S210, location-server receive path loss and the first angle that access point is sent, and path loss is access point according to from antenna
The association request signal that the intensity and terminal device for the association request signal that the optimal antenna selected in array receives are sent
Intensity, path loss of the association request signal of calculating between terminal device and access point, the first angle are the installation side of access point
To the first angle between the direction of optimal antenna.
S220, location-server determine the position of terminal device according to the location information of access point, path loss and the first angle
Information.
After installing access point, the location information of access point can be measured by locator, by the access point of measurement
Location information upload to location-server, locator can be laser range finder.
Specifically, the path loss and the first angle that access point is sent are received by location-server, according to the position of access point
Information, path loss and the first angle, determine the location information of terminal device.
Wireless network localization method provided in this embodiment receives the path loss and that access point is sent by location-server
One angle determines the location information of terminal device, due to only needing portion according to the location information of access point, path loss and the first angle
Affix one's name to an access point can positioning terminal equipment location information, therefore solve and at least need to dispose 3 in the prior art
Access point causes indoor positioning mode not only at high cost, but also realizes complicated problem.
To describe in detail to embodiment of the method shown in Fig. 1,2, Fig. 3 is combined to introduce wireless network localization method herein
Overall procedure.Fig. 3 is the flow chart of wireless network localization method provided by the embodiment of the present invention three.Referring to Fig. 3, the present embodiment
Method may include:
S301, access point broadcast beacon Beacon signal, include the MAC Address of access point in Beacon signal.
S302, access point the receiving terminal apparatus association request signal that Beacon signal is sent based on the received, association are asked
The association request signal for asking the MAC Address in signal comprising terminal device, the MAC Address of access point and terminal device to send
Intensity.
S303, access point carry out power detection to association request signal received on each antenna direction of aerial array, obtain
Obtain the intensity of received association request signal on each antenna direction of aerial array.
S304, access point are according to the intensity of received association request signal on each antenna direction of aerial array, from antenna
Optimal antenna is selected in array.
S305, access point are asked according to the association that the intensity and terminal device of the received association request signal of optimal antenna are sent
The intensity of signal is sought, path loss of the association request signal between terminal device and access point is calculated.
S306, access point determine the first angle between the installation direction of access point and the direction of optimal antenna.
For example, access point determines that the first angle between the installation direction of access point and the direction of optimal antenna can be with
It is accomplished in that
Access point determines the second angle between the installation direction of access point and the reference direction of setting；Access point determines most
Third angle between the direction of excellent antenna and the reference direction of setting；Access point is determined according to the second angle and third angle
The first angle between the installation direction of access point and the direction of optimal antenna.
Path loss and the first angle are sent to location-server by S307, access point.
S308, location-server receive path loss and the first angle that access point is sent.
S390, location-server determine the distance between terminal device and access point according to path loss.
S310, location-server are according to the distance between location information, terminal device and access point of access point and first
Angle determines the location information of terminal device.
If the intensity of the received association request signal of optimal antenna determined in S304 changes, it is considered as terminal
The position of equipment is changed, and then needs to re-start determining optimal antenna, S304 is repeated, again to terminal device
Position positioned.
Wireless network localization method provided in this embodiment receives the path loss and that access point is sent by location-server
One angle determines the distance between terminal device and access point according to path loss, according to the location information of access point, terminal device
The distance between access point and the first angle, determine the location information of terminal device, due to only needing one access point of deployment i.e.
Can be with the location information of positioning terminal equipment, therefore solve and at least need to dispose 3 access points in the prior art and lead to interior
Positioning method is not only at high cost, but also realizes complicated problem.
Fig. 4 is the structural schematic diagram of access point 400 provided by the embodiment of the present invention four.Access point provided in this embodiment
It can be used for executing the technical solution of embodiment of the method as shown in Figure 1, referring to Fig. 4, which includes: transmitter 410, receives
Device 420 and processor 430.
Transmitter 410 is for broadcasting beacon Beacon signal, the medium access control comprising access point in Beacon signal
MAC Address；Receiver 420 is for the receiving terminal apparatus association request signal that Beacon signal is sent based on the received, association
The association request signal that the MAC Address and terminal device of MAC Address, access point in request signal comprising terminal device are sent
Intensity；Processor 430 is used to carry out power detection to association request signal received on each antenna direction of aerial array, obtains
Obtain the intensity of received association request signal on each antenna direction of aerial array；It is connect according on each antenna direction of aerial array
The intensity of the association request signal of receipts, selects optimal antenna from aerial array；According to the received association request letter of optimal antenna
Number intensity and terminal device send association request signal intensity, calculate association request signal in terminal device and access point
Between path loss；Determine the first angle between the installation direction of access point and the direction of optimal antenna；Transmitter 410 is also used to
The location information of terminal device is determined according to the location information of access point, path loss and the first angle or sends out path loss and the first angle
Location-server is given, so that location-server determines terminal device according to the location information of access point, path loss and the first angle
Location information.
Access point provided in this embodiment, by broadcasting Beacon signal, receiving terminal apparatus Beacon based on the received
The association request signal that signal is sent carries out power inspection to association request signal received on each antenna direction of aerial array
It surveys, the intensity of received association request signal on each antenna direction of aerial array is obtained, according to each antenna side of aerial array
The intensity of upward received association request signal, selects optimal antenna, according to the received association of optimal antenna from aerial array
The intensity for the association request signal that the intensity and terminal device of request signal are sent, calculate association request signal terminal device with
Path loss between access point, determines the first angle between the installation direction of access point and the direction of optimal antenna, and according to connecing
Location information, path loss and the first angle of access point determine the location information of terminal device or send path loss and the first angle given
Position server, so that location-server determines the position of terminal device according to the location information of access point, path loss and the first angle
Information.Due to only need one access point of deployment can positioning terminal equipment location information, solve in the prior art
At least needing to dispose 3 access points causes indoor positioning mode not only at high cost, but also realizes complicated problem.
Further, processor 430, specifically for determining between the installation direction of access point and the reference direction of setting
Second angle；Determine the third angle between the direction of optimal antenna and the reference direction of setting；According to the second angle and third
Angle determines the first angle between the installation direction of access point and the direction of optimal antenna.
Further, further includes:
The intensity of received association request signal, selects from aerial array on each antenna direction according to aerial array
After optimal antenna, processor 430 is also used to determine whether the intensity of the received association request signal of optimal antenna becomes
Change；If it is determined that the intensity of the received association request signal of optimal antenna changes, then each antenna according to aerial array is executed
The intensity of received association request signal, selects optimal antenna from aerial array on direction.
Fig. 5 is the structural schematic diagram of location-server 500 provided by the embodiment of the present invention five.It is provided in this embodiment fixed
Position server can be used for executing the technical solution of embodiment of the method as shown in Figure 2, and referring to Fig. 5, which includes: to connect
Receive device 510 and processor 520.
Receiver 510 is used to receive the path loss and the first angle of access point transmission, and path loss is access point according to from antenna array
The association request signal that the intensity and terminal device of the association request signal that the optimal antenna selected in column receives are sent it is strong
Degree, path loss of the association request signal of calculating between terminal device and access point, the first angle is the installation direction of access point
The first angle between the direction of optimal antenna；Processor 520 is used for according to the location information of access point, path loss and the first folder
Angle determines the location information of terminal device.
Location-server provided in this embodiment, the path loss and the first angle sent by receiving access point, according to path loss,
Determine the distance between terminal device and access point, according between the location information, terminal device and access point of access point away from
From with the first angle, determine the location information of terminal device, due to only need deployment one access point can positioning terminal equipment
Location information, therefore solve and at least need to dispose 3 access points in the prior art and lead to indoor positioning mode not only cost
Height, and realize complicated problem.
Further, processor 520 are specifically used for determining the distance between terminal device and access point according to path loss；Root
The distance between location information, terminal device and access point according to access point and the first angle determine the position letter of terminal device
Breath.
Those of ordinary skill in the art will appreciate that: realize that all or part of the steps of above-mentioned each method embodiment can lead to
The relevant hardware of program instruction is crossed to complete.Program above-mentioned can be stored in a computer readable storage medium.The journey
When being executed, execution includes the steps that above-mentioned each method embodiment to sequence；And storage medium above-mentioned include: ROM, RAM, magnetic disk or
The various media that can store program code such as person's CD.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of wireless network localization method characterized by comprising
Access point broadcasts beacon Beacon signal, includes the medium access control MAC of described access point in the Beacon signal
Address；
The described access point receiving terminal apparatus association request signal that the Beacon signal is sent based on the received, the association
What the MAC Address and the terminal device of MAC Address, described access point in request signal comprising the terminal device were sent
The intensity of association request signal；
Described access point carries out power detection to the association request signal received on each antenna direction of aerial array, obtains
The intensity of the received association request signal on each antenna direction of the aerial array；
Described access point is according to the intensity of the association request signal received on each antenna direction of the aerial array, from institute
It states and selects optimal antenna in aerial array；
Described access point is sent according to the intensity of the received association request signal of the optimal antenna and the terminal device
Association request signal intensity, calculate road of the association request signal between the terminal device and described access point
Damage；
Described access point determines the first angle between the installation direction of described access point and the direction of the optimal antenna；
Described access point determines the terminal device according to the location information of described access point, the path loss and first angle
Location information or described access point the path loss and first angle be sent to location-server so that the positioning takes
Business device determines that the position of the terminal device is believed according to the location information of described access point, the path loss and first angle
Breath；
Wherein, the optimal antenna is the strongest antenna of intensity of received association request signal.
2. the method according to claim 1, wherein described access point determine the installation direction of described access point with
The first angle between the direction of the optimal antenna, comprising:
Described access point determines the second angle between the installation direction of described access point and the reference direction of setting；
Described access point determines the third angle between the direction of the optimal antenna and the reference direction of the setting；
Described access point determines the installation direction and the optimal day of described access point according to second angle and third angle
The first angle between the direction of line.
3. method according to claim 1 or 2, which is characterized in that in described access point according to each of the aerial array
The intensity of the received association request signal on antenna direction is also wrapped after selecting optimal antenna in the aerial array
It includes:
Described access point determines whether the intensity of the received association request signal of the optimal antenna changes；
If it is determined that the intensity of the received association request signal of optimal antenna changes, then the access is repeated
The intensity according to the association request signal received on each antenna direction of the aerial array is put, from the aerial array
The step of selecting optimal antenna.
4. a kind of wireless network localization method characterized by comprising
Location-server receives the path loss and the first angle that access point is sent, and the path loss is described access point according to from antenna array
The association request signal that the intensity and terminal device for the association request signal that the optimal antenna selected in column receives are sent
Intensity, path loss of the association request signal of calculating between the terminal device and described access point, it is described first folder
Angle is the first angle between the installation direction of described access point and the direction of the optimal antenna；
The location-server determines the end according to the location information of described access point, the path loss and first angle
The location information of end equipment；
Wherein, the optimal antenna is the strongest antenna of intensity of received association request signal.
5. according to the method described in claim 4, it is characterized in that, the location-server is believed according to the position of described access point
Breath, the path loss and first angle, determine the location information of the terminal device, comprising:
The location-server determines the distance between the terminal device and described access point according to the path loss；
The location-server is according to the distance between the location information, the terminal device and described access point of described access point
With first angle, the location information of the terminal device is determined.
6. a kind of access point characterized by comprising
Transmitter includes the medium access control MAC of access point for broadcasting beacon Beacon signal, in the Beacon signal
Address；
Receiver, for the receiving terminal apparatus association request signal that the Beacon signal is sent based on the received, the pass
Join the MAC Address in request signal comprising the terminal device, the MAC Address of described access point and the terminal device to send
Association request signal intensity；
Processor, the received association request signal carries out power detection on each antenna direction to aerial array, obtains
Obtain the intensity of the received association request signal on each antenna direction of the aerial array；According to each of the aerial array
The intensity of the received association request signal, selects optimal antenna from the aerial array on antenna direction；According to described
The intensity for the association request signal that the intensity of the received association request signal of optimal antenna and the terminal device are sent, meter
Calculate path loss of the association request signal between the terminal device and described access point；Determine the installation side of described access point
To the first angle between the direction of the optimal antenna；
The transmitter is also used to according to the determination of the location information of described access point, the path loss and first angle
The path loss and first angle are sent to location-server by the location information of terminal device, so that the positioning service
Device determines the location information of the terminal device according to the location information of described access point, the path loss and first angle；
Wherein, the optimal antenna is the strongest antenna of intensity of received association request signal.
7. access point according to claim 6, which is characterized in that the processor is specifically used for determining described access point
Installation direction and setting reference direction between the second angle；Determine the direction of the optimal antenna and the ginseng of the setting
Examine the third angle between direction；According to second angle and third angle, installation direction and the institute of described access point are determined
State the first angle between the direction of optimal antenna.
8. access point according to claim 6 or 7, which is characterized in that further include:
The intensity of the received association request signal on each antenna direction according to the aerial array, from the day
After selecting optimal antenna in linear array, the processor is also used to determine the received association request of the optimal antenna
Whether the intensity of signal changes；If it is determined that the intensity of the received association request signal of optimal antenna becomes
Change, then the intensity of the received association request signal on each antenna direction according to the aerial array is executed, from institute
It states and selects optimal antenna in aerial array.
9. a kind of location-server characterized by comprising
Receiver, for receiving the path loss and the first angle of access point transmission, the path loss is described access point according to from antenna
The association request letter that the intensity and terminal device for the association request signal that the optimal antenna selected in array receives are sent
Number intensity, path loss of the association request signal of calculating between the terminal device and described access point, described first
Angle is the first angle between the installation direction of described access point and the direction of the optimal antenna；
Processor, for determining that the terminal is set according to the location information of described access point, the path loss and first angle
Standby location information；
Wherein, the optimal antenna is the strongest antenna of intensity of received association request signal.
10. location-server according to claim 9, which is characterized in that the processor is specifically used for according to the road
Damage, determines the distance between the terminal device and described access point；It is set according to the location information of described access point, the terminal
It is standby the distance between with described access point and first angle, determine the location information of the terminal device.
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| CN105228102A (en) * | 2015-09-25 | 2016-01-06 | 宇龙计算机通信科技(深圳)有限公司 | Wi-Fi localization method, system and mobile terminal |
| CN106612490A (en) * | 2015-10-21 | 2017-05-03 | 中兴通讯股份有限公司 | Site positioning method and device |
| CN106714298A (en) * | 2016-12-12 | 2017-05-24 | 杭州爱赛德科技有限公司 | Antenna array-based wireless positioning method |
| CN109168174B (en) * | 2018-08-02 | 2021-09-28 | 重庆邮电大学 | Method for positioning mobile terminal by using beam characteristics |
| CN109525940B (en) * | 2018-12-18 | 2021-10-22 | 京信网络系统股份有限公司 | Antenna-based positioning method, device and electronic device |
| CN113194454B (en) * | 2020-01-13 | 2023-02-07 | 华为技术有限公司 | Data sharing method, electronic device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1220069A (en) * | 1996-05-27 | 1999-06-16 | 诺基亚电信公司 | Method for determining position of mobile station |
| CN102045837A (en) * | 2009-10-20 | 2011-05-04 | 华为技术有限公司 | Mobile node positioning method and device |
| CN102749613A (en) * | 2012-06-20 | 2012-10-24 | 暨南大学 | Indoor positioning method on basis of rotary antenna |
-
2014
- 2014-12-16 CN CN201410782194.5A patent/CN104507160B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1220069A (en) * | 1996-05-27 | 1999-06-16 | 诺基亚电信公司 | Method for determining position of mobile station |
| CN102045837A (en) * | 2009-10-20 | 2011-05-04 | 华为技术有限公司 | Mobile node positioning method and device |
| CN102749613A (en) * | 2012-06-20 | 2012-10-24 | 暨南大学 | Indoor positioning method on basis of rotary antenna |
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