CN106131767A - A kind of combination WiFi and the mobile phone positioning method of bluetooth - Google Patents
A kind of combination WiFi and the mobile phone positioning method of bluetooth Download PDFInfo
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- CN106131767A CN106131767A CN201610483461.8A CN201610483461A CN106131767A CN 106131767 A CN106131767 A CN 106131767A CN 201610483461 A CN201610483461 A CN 201610483461A CN 106131767 A CN106131767 A CN 106131767A
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- mobile phone
- bluetooth
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- wifi
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
-
- 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
Abstract
The invention discloses a kind of combination WiFi and the mobile phone positioning method of bluetooth, overcome in prior art, the realizability of WiFi location is stronger, coverage is bigger but the inadequate problem of precision of the interior location of little scope.This invention contains WiFi localization method and bluetooth localization method, described WiFi localization method is broadly divided into two steps, the first step is focus deployment in the middle of zonule, and focus deployment information is submitted to upper server, and second step is the location application development disposed for this focus on mobile phone.Focus in the present invention is to be deployed in the middle of zonule, and signal is not easy decay and is blocked, and mobile phone can determine the distance range between this point and focus very accurately to the capture that focus signal is strong and weak, and range amplitude is little；And the strong and weak detection of signal, distance are calculated, coordinate determines and is all dependent on of cell-phone customer terminal itself, and mobile phone can be properly functioning in the case of off-line (suspension).
Description
Technical field
This invention relates to a kind of zonule based on WIFI localization method, particularly relates to one and combines WiFi and bluetooth
Mobile phone positioning method.
Background technology
WiFi is commonly called as WiMAX, is the certificate sent by wireless ethernet compatibility alliance, is used for ensureing
802.11 the operability of system.Increasing along with WiFi network and equipment, WLAN becomes a comprehensive acquisition of information
Platform, can provide the user value cheap in extensive application, positions on a large scale, follows the tracks of, monitors, the merit such as navigation
Energy.WiFi, in quickly location, the real-time performance quickly positioned especially for the first time is demonstrated by good superiority.Additionally WiFi
The whole system of standard solution all use hardware based on 802.11 standards, therefore, it is possible to utilize existing base easily
Infrastructure, network size and the most universal end-user device.Owing to need not increase any hardware, can be the most fast
Speed installs this system, thus significantly reduces initial cost and support cost for a long time.Whole WiFi alignment system all with other
Client shares network, can effectively reduce the necessity of additionally mounted independent wireless network.In addition to saving hardware cost, based on
The alignment system of WiFi also reduces the probability of Radio frequency interference.
Wireless WiFi launches wireless signal, the letter that wireless WiFi is sent to surrounding in a wireless local area network as emitter
Number use wireless network card as receptor, receive a range of signal, data communication select to connect one of them wireless enter
OK.Mainly there is following rule: the distance of transmitter distance receptor is the nearest, the signal that the propagation receptor of wireless signal records
Intensity is the strongest；The distance of transmitter distance receptor is the most remote, and the signal intensity that receptor records is the most weak.Room based on WiFi technology
Inner position know-why is that mobile terminal is estimated to realize location in the wireless WiFi position connected with wireless network card.
Bluetooth technology mobile phone location described in this patent is by so having transmitting at indoor location bluetooth transmitters beacon
The location paving point of device composition, user uses mobile phone to be obtained with from the above distance of three points and three self coordinates of point,
It is obtained with coordinate points to be measured by Equation Iterative.The location thinking that the WiFi of this patent indication and bluetooth combine be based on
The precision that the realizability of WiFi location is stronger, coverage is bigger but positions in little scope is inadequate, and bluetooth location is suitable for
The short slab of location in making up its little scope.It is a kind of comprehensive technological system that WiFi combines bluetooth location technology, and it just has
The advantage of two kinds of technology, reduces two kinds of technology deficiency in application simultaneously.Make that this adaptability of technology is higher, more meet
Application requires, is more suitable for promoting on a large scale.
Summary of the invention
Instant invention overcomes in prior art, the realizability of WiFi location is stronger, coverage is bigger but little scope
The inadequate problem of precision of inner position, it is provided that the combination of the short slab that a kind of combination bluetooth positions in positioning thus making up its little scope
WiFi and the mobile phone positioning method of bluetooth.
The technical solution of the present invention is to provide the mobile phone location of a kind of combination WiFi having steps of and bluetooth
Method: containing WiFi localization method and bluetooth localization method, described WiFi localization method is broadly divided into two steps, and the first step is focus
Deployment in the middle of zonule, and focus deployment information is submitted to upper server, second step is to dispose for this focus on mobile phone
Location application development；Described at least 3 Bluetooth base. station of bluetooth localization method, the function of each Bluetooth base. station includes: use
Communication between Bluetooth base. station, for the communication between Bluetooth base. station and position receiver device, broadcast containing unique identifier
Information.
Described WiFi localization method is, no matter mobile phone, in the case of opening WiFi, scans and collect the AP signal of surrounding
Whether encrypt, if connect, even signal intensity is not enough to show in wireless signal list, can get AP broadcast
MAC Address out, these data that can indicate AP are sent to location server by mobile phone, and server retrieves each AP
Geographical position, and combine the degree of strength of each signal, calculate the geographical position of mobile phone and return to subscriber equipment；Mobile phone
Be positioned at any position of this plane, the distance of mobile phone to focus by mobile phone self according to the power of detection focus signal, and by taking
Business device calculating obtains, and this value is a value range；Mobile phone focus is respectively distributed in the middle of Different Plane, on same plane
The two-dimensional coordinate of three focuses is consistent, but the focus of plane can not be placed on the same line or integrated distribution, after focus is installed
Position to keep fixing, after focus has been disposed, deployment information relevant for focus is submitted on server.
The flow process of the location application development that described focus is disposed specifically includes below step:
Step 1, calling mobile phone API detection same plane on hot information, cell-phone customer terminal turn-on data connect, with service
In the case of device connects, server end is downloaded to the hot spot table of mobile phone itself, more new cell-phone about the hot information detected
Map with the zonule residing for this focus；
If the non-turn-on data of step 2 mobile phone connects, the cartographic information in mobile phone is added with the deployment information of this focus in hot spot table
Carry, determine the coordinate of focus；
Step 3, the API of calling mobile phone obtain the signal power with three focus of layer, calculate mobile phone and each focus respectively
Distance range, calculates mobile phone according to the distance between the focus accessed by mobile phone and the distance range of each focus and hot spot table
Coordinate setting at this floor；
The mobile phone coordinate that step 4, basis obtain, displaing coordinate position in map, at set intervals, mobile phone is positioned into
Row refreshes, and flow process terminates.
The function of the position receiver device in described bluetooth localization method includes by wireless network and server communication, leads to
Cross Bluetooth function to communicate with Bluetooth base. station；Including for decoding Bluetooth base. station unique identifier information comparison signal power
Value size；Also include for adjacent by the Bluetooth base. station corresponding to rough location, its Bluetooth base. station corresponding with rough location
3 of two Bluetooth base. station composition position.
When described Bluetooth base. station and position receiver device are in connection status, Bluetooth base. station can enter with position receiver device
Row two-way communication, position receiver device transmitting Bluetooth signal, Bluetooth base. station receives this Bluetooth signal by antenna, by coupling electricity
Road is transferred to Bluetooth chip.
The function of described server includes the state being received device by wireless communication record location；Also include supporting
Position receiver device downloads position positioning map information, and wherein position receiver unit state includes use state, position letter
Breath.
Compared with prior art, the present invention combines the mobile phone positioning method of WiFi and bluetooth and has the advantage that
1, be easy to dispose, it is achieved the simple present invention only need at least three can detect that on each floor is disposed focus, and
The deployment of focus is simple, and points for attention are few, and networked server end simply increases several data base and business logic processing；
2, the exploitation of mobile phone terminal, whole realizes process step seldom, the most never has what difficult problem；
3, applied range, highly versatile.The present invention is the system carrying out indoor positioning based on WIFI, and WIFI is currently
Society on be widely used, substantially many smart mobile phones are fitted with WIFI device, therefore the realization to the present invention carries
Supply to greatly facilitate, demonstrated feasibility and the replicability of this system the most further；
4, the information in place, focus place can networking in the case of capture, this webserver support any with deploy phase
The region closing focus can use the client of this mobile phone to carry out location navigation；
5, location and efficient real-time more accurately are provided；
6, the focus in the present invention is to be deployed in the middle of zonule, and signal is not easy decay and is blocked, and mobile phone is to focus signal
Strong and weak capture can determine the distance range between this point and focus very accurately, and range amplitude is little；And to letter
Number strong and weak detection, distance calculate, coordinate determines and is all dependent on of cell-phone customer terminal itself, and mobile phone can be (disconnected at off-line
Net) in the case of properly functioning；
7, system process itself uncomplicated, existing mobile phone terminal can be competent at the process of this flow process well, can have
The highest refreshing frequency.
Accompanying drawing explanation
Fig. 1 is that the present invention combines the System Working Principle of WiFi handset location in the mobile phone positioning method of WiFi and bluetooth
Figure；
Fig. 2 is that the present invention combines the system flow chart of WiFi handset location in the mobile phone positioning method of WiFi and bluetooth；
Fig. 3 is that the present invention combines the System Working Principle figure of bluetooth cellular phone location in the mobile phone positioning method of WiFi and bluetooth；
Fig. 4 is that the present invention combines the bluetooth module composition diagram one of bluetooth cellular phone location in the mobile phone positioning method of WiFi and bluetooth；
Fig. 5 is that the present invention combines the bluetooth module composition diagram two of bluetooth cellular phone location in the mobile phone positioning method of WiFi and bluetooth.
Detailed description of the invention
In accompanying drawing explanation, label 1 is focus, and 2 is mobile phone.
The mobile phone positioning method below in conjunction with the accompanying drawings present invention combining with detailed description of the invention WiFi and bluetooth is made into one
Step explanation: as it can be seen, the present invention contains WiFi localization method and bluetooth localization method, described WiFi localization method is broadly divided into
Two steps, the first step is focus deployment in the middle of zonule, and focus deployment information is submitted to upper server, and second step is mobile phone
On the location application development disposed for this focus；Described at least 3 Bluetooth base. station of bluetooth localization method, each bluetooth base
The function stood includes: the communication between Bluetooth base. station, the communication between Bluetooth base. station and position receiver device, broadcast
Information containing unique identifier.
Described WiFi localization method is, no matter mobile phone, in the case of opening WiFi, scans and collect the AP signal of surrounding
Whether encrypt, if connect, even signal intensity is not enough to show in wireless signal list, can get AP broadcast
MAC Address out, these data that can indicate AP are sent to location server by mobile phone, and server retrieves each AP
Geographical position, and combine the degree of strength of each signal, calculate the geographical position of mobile phone and return to subscriber equipment；Mobile phone
Be positioned at any position of this plane, the distance of mobile phone to focus by mobile phone self according to the power of detection focus signal, and by taking
Business device calculating obtains, and this value is a value range；Mobile phone focus is respectively distributed in the middle of Different Plane, on same plane
The two-dimensional coordinate of three focuses is consistent, but the focus of plane can not be placed on the same line or integrated distribution, after focus is installed
Position to keep fixing, after focus has been disposed, deployment information relevant for focus is submitted on server.
The flow process of the location application development that described focus is disposed specifically includes below step:
Step 1, calling mobile phone API detection same plane on hot information, cell-phone customer terminal turn-on data connect, with service
In the case of device connects, server end is downloaded to the hot spot table of mobile phone itself, more new cell-phone about the hot information detected
Map with the zonule residing for this focus；
If the non-turn-on data of step 2 mobile phone connects, the cartographic information in mobile phone is added with the deployment information of this focus in hot spot table
Carry, determine the coordinate of focus；
Step 3, the API of calling mobile phone obtain the signal power with three focus of layer, calculate mobile phone and each focus respectively
Distance range, calculates mobile phone according to the distance between the focus accessed by mobile phone and the distance range of each focus and hot spot table
Coordinate setting at this floor；
The mobile phone coordinate that step 4, basis obtain, displaing coordinate position in map, at set intervals, mobile phone is positioned into
Row refreshes, and flow process terminates.
The function of the position receiver device in described bluetooth localization method includes by wireless network and server communication, leads to
Cross Bluetooth function to communicate with Bluetooth base. station；Including for decoding Bluetooth base. station unique identifier information comparison signal power
Value size；Also include for adjacent by the Bluetooth base. station corresponding to rough location, its Bluetooth base. station corresponding with rough location
3 of two Bluetooth base. station composition position.
When described Bluetooth base. station and position receiver device are in connection status, Bluetooth base. station can enter with position receiver device
Row two-way communication, position receiver device transmitting Bluetooth signal, Bluetooth base. station receives this Bluetooth signal by antenna, by coupling electricity
Road is transferred to Bluetooth chip.
The function of described server includes the state being received device by wireless communication record location；Also include supporting
Position receiver device downloads position positioning map information, and wherein position receiver unit state includes use state, position letter
Breath.
System of the present invention is usually used in the middle of the architecture storey of some complexity, then quote the location of mobile phone in fair
Illustrate for embodiment.
Rich exhibition exhibition room huge and mixed and disorderly is easy to allow visitor's disorientation wherein, so one alignment system of design
It is necessary.The enforcement theory utilizing the present invention can be arranged as follows at exhibition room:
1, in the middle of the exhibition room of every layer, three focuses are disposed, three heat in every layer of exhibition room and relevant these focuses
Deployment information is uploaded to the server end of network.
2, the visitor of each entrance exhibition room can select to install the indoor locating system client of this exhibition, this client journey
Sequence ensures that user can detect at least three focus signal message in the middle of this exhibition room in any corner of venue.
3, the map that this focus can be had in the case of networking by client is updated and updates this hot spot table
Information, to obtain the spacing of focus, coordinate etc..
4, detect three focus signals power, according to the power of this signal calculate mobile phone from these three focus away from
From scope.
5, according to before it has been determined that distance between the focus got well, and the coordinate of focus, can by these data
To determine the coordinate of this mobile phone.And this point is this mobile phone plan-position in this layer of exhibition room, client is according to loading
Corresponding map, in conjunction with the coordinate position obtained, can simulate cellphone subscriber's physical location at this exhibition room in real time.
By the description of above embodiment of the method, those skilled in the art is it can be understood that can to the present invention
Dispose by WIFI focus, the application program of client realizes with server end related service, and the technology of the present invention is mainly
Disposed by WIFI focus, the application development of client embodies.
The realization of Bluetooth technology mobile phone location
Technical background: the Bluetooth technology mobile phone location described in this patent is by so having at indoor location bluetooth transmitters beacon
The location paving point of emitter composition, user uses mobile phone to be obtained with from the above distance of three points and three points self and sits
Mark, is obtained with coordinate points to be measured by Equation Iterative.
The great advantage of bluetooth location technology be exactly easily dispose, volume is little, terminal unit supports that many and another one is
Big advantage low-power consumption, this will bring great convenience to the popularization of location solution.As long as the always on bluetooth of mobile phone, the most permissible
Obtain the latest position of user.
This patent uses ranging localization algorithm based on bluetooth.With in the method carrying out ranging localization, it is common that profit
Set up the relation curve between distance with relevant model, obtain the functional relation between distance, or use one
Fixed method sets up the mapping relations data base between distance, again the value recorded is substituted into corresponding closing in the reality range finding stage
Be formula or the mapping relations data base distance that obtains its correspondence, then utilize the angle between multiple distance value or distance value and
Difference in size calculates the mobile or position of static target.
Based on the Research foundation to ranging localization, this patent proposes the improvement side of the most several raising positioning performance
Method:
1, reference beacon node is unified sample, individually train, on the basis of not increasing workload, reduce similar or phase
The diversity caused because of different location circumstances with Bluetooth beacon equipment room；
2, the training method combined based on piecewise fitting, the propagation characteristic in maximum matching actual environment are utilized；
3, on the basis of based on weight sliding window, propose a filtering model based on the weighting of Atria frontier juncture system, eliminate
The impact that in real-time positioning, positioning result is caused by abnormal signal；
4, the result of polygon location based on linear solution is optimized by the expansion improved；
The embodiment of Bluetooth technology mobile phone location: the present invention discloses a kind of blue based on low-power consumption according to the deficiencies in the prior art
The positioner of tooth.The problem to be solved in the present invention be use low-power consumption Bluetooth technology to provide one can to realize local preliminary and accurate
Determine position, detailed description of the invention following steps:
1, at least 3 Bluetooth base. station of location: each Bluetooth base. station includes carrying out Bluetooth communication between Bluetooth base. station
Module, carry out the module of Bluetooth communication for Bluetooth base. station and position receiver device, each Bluetooth base. station also includes that broadcast contains
The Bluetooth transmission module of unique identifier information；
2, for the reception device of location: receive device and include for by the module of wireless network and server communication with pass through
The module that Bluetooth function and Bluetooth base. station communicate, also includes for decoding Bluetooth base. station unique identifier knowledge information and comparing
The module of signal power value size, the Bluetooth base. station position corresponding to described signal power maximum is at the beginning of the first of reception device
Step is put.
3, server: server includes the module for being received unit state by wireless communication record location, fixed
Position receives unit state and includes use state, positional information；Server also includes supporting that position receiver device downloads position
The module of positioning map information.
4, receive device and could be included for by the Bluetooth base. station corresponding to rough location corresponding with rough location
3 modules carrying out positioning of two Bluetooth base. station compositions that Bluetooth base. station is adjacent.
5, each Bluetooth base. station also includes power-supply battery, time service module.
6, each Bluetooth base. station also includes saving the power supply chip of system power dissipation and improving the acceleration of Bluetooth base. station speed
Meter.
7, device is received with server communication by including the wireless network of 2G, 3G, 4G or WIFI.
8, server also includes for carrying out breakpoint communication module by reception device with Bluetooth base. station.
9, each Bluetooth base. station also includes the buzzer for reporting to the police and LED display.
10, time service module includes 32MHz crystal oscillator and 32.768MHz crystal oscillator.
11, existing Bluetooth Low Energy technology, such as bluetooth 4.0 technology, the maximum feature comparing traditional bluetooth technology is merit
Consuming low, can use the several years with button cell, this is that conventional Bluetooth cannot be accomplished.
12, existing mobile communication equipment, such as various mobile phones, including Fructus Mali pumilae, Samsung, htc, Semen setariae, Meizu etc. is all supported
Bluetooth Low Energy technology.And smart mobile phone also supports GPS function, by GPS can in outdoor acquisition position accurately, but
Locality scope but cannot use GPS to position in zonule etc., and when outdoor application GPS positions, mobile device merit
Consume the biggest.
13, the present invention is by location Regional Distribution Bluetooth base. station, can be accurately positioned in region, location, Er Qieding
During position, mobile telephone power consumption is the least.And also while positioning service can being provided by Bluetooth base. station to mobile device user, also may be used
For application such as information pushing, individual info service, statistics.
14, the present invention includes Bluetooth base. station and reception equipment, and mobile phone is communicated by Bluetooth signal, and Bluetooth base. station prestores letter
Breath.This information includes UUID, Majorvalue, Minorvalue, Measured PowerValue, for this Bluetooth signal
A part for broadcast data, distinguishes each Bluetooth base. station according to these parameters；Also include password, configure for user
Using during the parameter of Bluetooth base. station, user is it is to be appreciated that the data of Bluetooth base. station can be configured by this password；Also include
Broadcast Rate, has reached rational Consumer's Experience for controlling the broadcast rate of Bluetooth base. station；Also include gps coordinate,
For providing a user with geographical position coordinates accurately.
15, Bluetooth base. station is in broadcast state time standby, broadcasts Bluetooth signal, Bluetooth signal at set time intervals
Through match circuit, launched by antenna.When Bluetooth base. station and reception equipment are in connection status, Bluetooth base. station can be with reception
Equipment carries out two-way communication, and the bluetooth module receiving equipment launches Bluetooth signal, and Bluetooth base. station receives this bluetooth by antenna to be believed
Number, it is transferred to Bluetooth chip by match circuit.Bluetooth chip can control LED flicker, control after receiving mobile phone control instruction
Buzzer call processed realizes position reminding, and the equipment that simultaneously receives passes through each Bluetooth base. station signal power value size comparing reception,
Determine that the Bluetooth base. station position corresponding to signal power maximum is the rough location receiving device.Battery provides for Bluetooth chip
Energy, crystal oscillator provides clock signal for Bluetooth chip.
16, in the present invention, Bluetooth base. station also includes saving the power supply chip of system power dissipation and improving adding of Bluetooth base. station speed
Velometer.
17, Bluetooth base. station of the present invention still further comprise infrared temperature sensor, pressure transducer, Temperature Humidity Sensor,
The equipment such as gyroscope are to provide corresponding data.
18, mobile phone is also by wireless network, such as 2G, 3G, 4G, WIFI and server communication.Mobile phone include for
By the module of wireless network Yu server communication, also include for decoding Bluetooth base. station unique identifier knowledge information and comparing letter
The module of number performance number size, the Bluetooth base. station position corresponding to signal power maximum is the first step receiving device mobile phone
Put, receive device mobile phone and could be included for the indigo plant corresponding with rough location by the Bluetooth base. station corresponding to rough location
3 of two Bluetooth base. station compositions that tooth base station is adjacent position, if carrying out accurate three-point fix can be by receiving
The mobile phone terminal of device selects, in order to reduce energy consumption when being made without being accurately positioned；Reception equipment mobile phone have initial
Information, including the map that layout Bluetooth base. station net is relevant, customized information etc., these information can pass through wireless network, such as 2G,
3G, 4G, WIFI upload onto the server, and can be downloaded by server.
19, the present invention relates to the setting of Bluetooth base. station: read by the CAD map needing the area of layout Bluetooth base. station
Taking, CAD figure is converted to program and can recognize that by obtaining the region indicated on the ratio of map and map and can be used for by program
The data information memory of location is got off.The positional information needing to install Bluetooth base. station, this position is generated according to the data message of storage
Confidence breath is according to the Form generation of grid, and the size of grid should be less than the area of the Bluetooth signal covering that Bluetooth base. station is launched
Scope.It is the position needing to install Bluetooth base. station at the node of grid, indicates in CAD figure, indicate concrete installation
The position of Bluetooth base. station and the configuration information of corresponding Bluetooth base. station.It is vertical that the present invention can realize that plane and multilayer planar constitute
The installation of body Bluetooth base. station network for location.Each Bluetooth base. station needs according to the above-mentioned concrete position installing Bluetooth base. station indicated
And the configuration information of correspondence Bluetooth base. station carries out broadcast message configuration, configuration is realized by prestored information, it is also possible to by clothes
Business device carries out breakpoint communication realize information more with the radio communication of reception device and the Bluetooth communication of reception device and Bluetooth base. station
Newly.
20, server employing centos6.464 bit manipulation system, NginxHttp server, mysql data base,
Tocmat container cluster supports whole background service.
80 ports (port can be revised voluntarily) of 21, server working method: Nginx, one monitoring system of meeting, many institutes
Known Http agreement occupy TCP/IP agreement, whenever client (such as IOS, Android, WinePhone etc.) sends request
Time (by JSON interaction data), Nginx will immediately treat the request from client, if request is static literary composition
Part, then Nginx can return image data stream immediately, if request is dynamic requests, Nginx first can be according to all also at place
The dynamic requests of reason, calculates the less Tomcat of load (load balancing), then gives this Tomcat by current request
Processing, Tomcat processes accordingly according to request URL and request data (Get mode does not has request data), including
Access to data base, finally returns to corresponding data, and client receives corresponding data and does corresponding process immediately, has asked
Become.
Data base is the warehouse organizing, store and managing data according to data structure, is to be saved in for a long time in computer
Portion in a organized way, sharable software system.Data base is described by certain mathematical model, data structure, is stored and organized number
According to, possessing redundancy little, independence is high, autgmentability feature flexibly.
At present, on market, the data base of main flow can only operate in platform, but because it is simple to operate, is deeply liked by user,
Safety coefficient compared with other two data bases is on the low side, and it there is no safety certification.Any one main flow can be operated in put down
Platform, function is the most powerful, it is thus achieved that standard authentication, and safety is preferable.But operation is complicated, this makes a lot of originator hang back, but,
The optimal choice of high-performance Ye Shi large enterprise.But an embedded stimulant system increased income, it is achieved from containing, zero joining
Put, support the database engine of affairs.Be characterized in highly portable, easy to use, compact conformation, efficiently, reliable.With other numbers
Different according to base management system, installation and operation very simple, as long as the binary file in most of the cases guaranteed exists
Can start to create, connect and use data base.Data base is typical source embedded database, the exclusive data being also
Storehouse, it is that the equipment (mobile phone) for memory-limited is customized.Support that data base is operated by statement, but it is one
The embedded data library file of lightweight, unlike specialized database need configuration and management, compare with the data base of specialty, it
Functionally having the biggest shortcoming, but support embedded platform enough, the least internal memory is the inevitable choice of this platform.Based on
Indoor locating system in data mainly include location fingerprint data, map datum and daily record data etc., these data right and wrong
The hugest, especially location fingerprint data and daily record data, it is necessary to use data base scientificlly and effectively to manage these data.
This patent, for how solving the problem that indoor mobile phone positions, contrasts existing various location technology, and proposing will
WiFi handset positions the implementation combined with bluetooth cellular phone location technology.WiFi technology standard is present from being formally published to,
Have benefited from the transmission of its network access speed be fast, travelling performance good and the feature such as wide coverage and be rapidly spread.Add existing
Smart mobile phone and panel computer popular so that mobile subscriber's instantaneity to Indoor Location Information and the demand of accuracy
More strong, for meeting this application requirement to accuracy, introduce same realization conveniently but precision higher bluetooth location technology.
Claims (6)
1. combine a mobile phone positioning method for WiFi and bluetooth, containing WiFi localization method and bluetooth localization method, its feature
Being: described WiFi localization method is broadly divided into two steps, the first step is focus deployment in the middle of zonule, and focus is disposed
Information submits upper server to, and second step is the location application development disposed for this focus on mobile phone；Described bluetooth positions
At least 3 Bluetooth base. station of method, the function of each Bluetooth base. station includes: communication between Bluetooth base. station, for bluetooth base
Stand and communication between position receiver device, the broadcast information containing unique identifier.
Combination WiFi the most according to claim 1 and the mobile phone positioning method of bluetooth, it is characterised in that: described WiFi positions
Method is, mobile phone, in the case of opening WiFi, scans and collect the AP signal of surrounding, regardless of whether encryption, if connect,
Even signal intensity is not enough to show in wireless signal list, and can get the MAC Address that AP broadcasts out, mobile phone will
These data that can indicate AP are sent to location server, and server retrieves the geographical position of each AP, and combines every
The degree of strength of individual signal, calculates the geographical position of mobile phone and returns to subscriber equipment；Mobile phone is positioned at any position of this plane
Putting, the distance of mobile phone to focus according to the power of detection focus signal by mobile phone self, and is calculated by server and to obtain, should
Value is a value range；Mobile phone focus is respectively distributed in the middle of Different Plane, the two-dimensional coordinate of three focuses on same plane
Unanimously, but the focus of plane can not be placed on the same line or integrated distribution, and after focus is installed, position to keep fixing, focus
After deployment completes, deployment information relevant for focus is submitted on server.
Combination WiFi the most according to claim 1 and the mobile phone positioning method of bluetooth, it is characterised in that: described focus is disposed
The flow process of location application development specifically include below step:
Step 1, calling mobile phone API detection same plane on hot information, cell-phone customer terminal turn-on data connect, with service
In the case of device connects, server end is downloaded to the hot spot table of mobile phone itself, more new cell-phone about the hot information detected
Map with the zonule residing for this focus；
If the non-turn-on data of step 2 mobile phone connects, the cartographic information in mobile phone is added with the deployment information of this focus in hot spot table
Carry, determine the coordinate of focus；
Step 3, the API of calling mobile phone obtain the signal power with three focus of layer, calculate mobile phone and each focus respectively
Distance range, calculates mobile phone according to the distance between the focus accessed by mobile phone and the distance range of each focus and hot spot table
Coordinate setting at this floor；
The mobile phone coordinate that step 4, basis obtain, displaing coordinate position in map, at set intervals, mobile phone is positioned into
Row refreshes, and flow process terminates.
Combination WiFi the most according to claim 1 and the mobile phone positioning method of bluetooth, it is characterised in that: described bluetooth positions
The function of the position receiver device in method includes by wireless network and server communication, by Bluetooth function and Bluetooth base. station
Communicate；Including for decoding Bluetooth base. station unique identifier information comparison signal performance number size；Also include for leading to
Cross two adjacent Bluetooth base. station compositions of the Bluetooth base. station corresponding to rough location, its Bluetooth base. station corresponding with rough location
3 position.
Combination WiFi the most according to claim 1 and the mobile phone positioning method of bluetooth, it is characterised in that: described Bluetooth base. station
When being in connection status with position receiver device, Bluetooth base. station can carry out two-way communication, position receiver with position receiver device
Device launches Bluetooth signal, and Bluetooth base. station receives this Bluetooth signal by antenna, is transferred to Bluetooth chip by match circuit.
Combination WiFi the most according to claim 1 and the mobile phone positioning method of bluetooth, it is characterised in that: described server
Function includes the state being received device by wireless communication record location；Also include supporting that position receiver device downloads place
Location positioning cartographic information, wherein position receiver unit state includes use state, positional information.
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