CN206908865U - Indoor locating system - Google Patents
Indoor locating system Download PDFInfo
- Publication number
- CN206908865U CN206908865U CN201720597779.9U CN201720597779U CN206908865U CN 206908865 U CN206908865 U CN 206908865U CN 201720597779 U CN201720597779 U CN 201720597779U CN 206908865 U CN206908865 U CN 206908865U
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- China
- Prior art keywords
- bluetooth
- antenna
- base station
- combiner
- locating system
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- Position Fixing By Use Of Radio Waves (AREA)
Abstract
A kind of indoor locating system is the utility model is related to, solves the deficiencies in the prior art, technical scheme is：Including Bluetooth terminal, module base station, things-internet gateway, monitoring cloud platform, combiner, antenna feeder network and some Bluetooth beacons, the antenna feeder network settings are in residing for localization field, the Bluetooth beacon is fixed on residing for the localization field, the Bluetooth terminal communicates to connect with the Bluetooth beacon, the Bluetooth beacon is communicated to connect by the antenna feeder network into the net and combiner, the output end of the combiner is connected with module base station, and the output end of the combiner is also connected by things-internet gateway with monitoring cloud platform.
Description
Technical field
Indoor positioning technologies field is the utility model is related to, relates generally to a kind of indoor orientation method and indoor positioning system
System.
Background technology
At present, indoor positioning technologies development has both direction：Wide area indoor positioning technologies and local indoor positioning technologies.Extensively
Domain indoor positioning technologies realize wide area covering using wide area network；The representative of local indoor positioning technologies be Wi-Fi, bluetooth,
The targeting schemes such as ZIGBEE, RFID, these are all to be carried to the covering that regional area is realized in LAN.Wide area indoor positioning skill
Art usually requires to transform the EM equipment module such as base station and chip for cell phone, and cost is huge, the time cycle is longer.Local indoor positioning technologies
Cost is relatively low, the cycle is short, is that current promote operates preferable selection scheme.And current local indoor positioning in advance should to interior
With scene to be carried out it is artificial take data, it is and very unrealistic in the case that engineered form gathers, the human and material resources of input and
Time cost is too high, unrealistic, so the representational portion for wanting gathered data can only be planned in positioning scene indoors
Divide location point, then allow human hand held terminal device to gather required data point to indoor positioning scene is interior.Cause human error
It is larger.
Utility model content
The purpose of this utility model is that solving above-mentioned prior art plans and to gather in the presence of positioning scene indoors is interior
The representational portion point of data, human hand held terminal device is then allowed to gather required number to indoor positioning scene is interior
Strong point, the problem of causing human error larger, there is provided a kind of indoor locating system.
Technical scheme is used by the utility model solves its technical problem：A kind of indoor locating system, including bluetooth
Terminal, module base station, things-internet gateway, monitoring cloud platform, combiner, antenna feeder network and some Bluetooth beacons, the antenna feeder
Gauze network is arranged at residing for localization field, and the Bluetooth beacon is fixed on residing for the localization field, the Bluetooth terminal and the indigo plant
Tooth beacon communication is connected, and the Bluetooth beacon is communicated to connect by the antenna feeder network into the net and combiner, the combining
The output end of device is connected with module base station, and the output end of the combiner is also connected by things-internet gateway with monitoring cloud platform.
Location fingerprint localization method of the utility model based on Bluetooth beacon is divided into off-line phase and on-line stage.
S1：Gather the Bluetooth signal of Bluetooth beacon transmitting, it is established that bluetooth ID and signal intensity and the three-dimensional seat of positioning scene
Relation between mark system；
S2：The bluetooth ID and signal intensity of collection are handled, in specific implementation, by the WIFI signal of multi collect
Intensity is handled using filtering algorithm, and the selection of filtering algorithm here is gaussian filtering so that the signal of output is more stable,
It is smoother, and the data using the data after processing as fingerprint base；
S3：Bluetooth ID and signal intensity position corresponding with positioning scene three-dimensional coordinate system are set up to whole positioning scene
Put fingerprint base；
S4：The original bluetooth ID and signal intensity detected to Bluetooth terminal is filtered processing；By the bluetooth after processing
ID and signal strength data carry out solution vector distance.Solve vector distance be exactly according to current ID and signal intensity vector with
ID and signal intensity vector in location fingerprint storehouse are matched, and in specific implementation, Vectors matching, which uses, causes Euclidean distance most
In a small small territory, the position of some optimal reference points is obtained；
S5：Then positioning result is calculated further according to the position of S4 these reference points solved, in specific implementation, used
K nearest neighbor interpolation method carries out position calculating, obtains positioning result.
When in use, some antenna feeders are respectively arranged at the fixed position of interior and formation one each other as needed
Net.When Bluetooth terminal is got in, Bluetooth terminal constantly sends location information in moving process.Bluetooth beacon receives bluetooth
The location information and collection location information of terminal, are sent to antenna transmission system.Antenna transmission system is according to received location information
Signal intensity is with the positional information that obtains the positional information of Bluetooth terminal, and then export to collect to NB-IOT modules base station and thing
Networking gateway, monitoring cloud platform is given these information being exported by things-internet gateway.
The utility model sends a location information to Bluetooth beacon using the Bluetooth terminal, allows antenna feeder to connect in post-conversion
Receive the location information and the position to the Bluetooth terminal positions, so as to realize that the position to indoor occupant is carried out accurately
Monitoring.
Preferably, the module base station is cellular protenchyma networking module base station.
Preferably, if some antenna feeder networks include dry aerial and some feeder lines, the antenna is by feeder line
The electromagnetic wave of transmission is converted to the Bluetooth signal of free-space propagation, and antenna is also converted to the Bluetooth signal of free-space propagation
The electromagnetic wave transmitted in feeder line, and feeder line is the transmission channel of electromagnetic wave, is communicated to connect between antenna and feeder line.The utility model
Middle to be transmitted using NB-IOT networks, NB-IOT networks are：Cellular arrowband Internet of Things.Using NB-IOT wireless network skills
Art, without the extra increase network equipment, cost can be reduced, skill is positioned using the location fingerprint of antenna transmission system and Bluetooth beacon
Art can improve positioning precision.
Preferably, combiner selection is dual-frequency channel merger.Dual-frequency channel merger is：(TETRA/iDEN/CDMA/GSM)&
(DCS/PHS/3G/WLAN) dual-frequency channel merger.
Preferably, the monitoring cloud platform passes through including an at least server and at least one display, server
Things-internet gateway and combiner are connected with antenna feeder network, and server electrically connects with the display.Pass through things-internet gateway
On communication interface by the information transfer that each Bluetooth beacon collects to monitoring cloud platform, communication interface is used for each thing
The location information of networking gateway transmission is converted into figure signal and is transferred in monitoring cloud platform and shows.
Preferably, also including the power module being independently arranged, power module is connected with each module base station, power supply mould
Block provides power supply to each module base station.
Substantial effect of the present utility model is：Using NB-IOT radio network techniques, increase the network equipment without extra,
Cost can be reduced, positioning precision can be improved using the Indoor Position Techniques Based on Location Fingerprint of antenna transmission system and Bluetooth beacon.
Brief description of the drawings
Fig. 1 is a kind of overall architecture schematic diagram of the present utility model.
In figure：10th, antenna feeder network, 20, Bluetooth beacon, 30, Bluetooth terminal, 40, combiner, 50, NB-IOT module bases
Stand, 60, things-internet gateway, 70, monitoring cloud platform.
Embodiment
Below by specific embodiment, with reference to accompanying drawing, the technical solution of the utility model is described in further detail.
Embodiment 1：
A kind of indoor locating system, including Bluetooth terminal 30, module base station, things-internet gateway 60, monitoring cloud platform 70, conjunction
Road device 40, antenna feeder network 10 and some Bluetooth beacons 20, the antenna feeder network settings in residing for localization field, believe by the bluetooth
Mark is fixed on residing for the localization field, and the Bluetooth terminal communicates to connect with the Bluetooth beacon, and the Bluetooth beacon passes through institute
State antenna feeder network into the net to communicate to connect with combiner, the output end of the combiner is connected with module base station, the combining
The output end of device is also connected by things-internet gateway with monitoring cloud platform.The module base station is cellular protenchyma networking module
Base station, i.e. NB-IOT modules base station 50.If some antenna feeder networks include dry aerial and some feeder lines, the antenna will
The electromagnetic wave transmitted in feeder line is converted to the Bluetooth signal of free-space propagation, and antenna is also by the Bluetooth signal of free-space propagation
The electromagnetic wave transmitted in feeder line is converted to, and feeder line is the transmission channel of electromagnetic wave, is communicated to connect between antenna and feeder line.Combining
Device selection is dual-frequency channel merger.Also include the power module being independently arranged, power module is connected with each module base station, electricity
Source module provides power supply to each module base station.The monitoring cloud platform includes an at least server and at least one aobvious
Show device, server is connected by things-internet gateway and combiner with antenna feeder network, and server electrically connects with the display.
In the present embodiment, Bluetooth terminal 30 can be carried with, for constantly sending a location information in moving process,
The location information sent is positioning ID and Bluetooth signal.
In scene is embodied, the model for the three-dimensional localization scene drawn in advance, the ID and letter that Bluetooth beacon 20 is launched
Number intensity covering positioning scene, bluetooth ID and the three-dimensional relationship model of signal intensity are established to three-dimensional localization scene, are established three-dimensional
The space coordinates of positioning scene model, it is established that the relation between bluetooth ID and signal intensity and spatial coordinate system.Pass through day
Feeder system, combiner 40 communicate with NB-IOT modules base station 50 and things-internet gateway 60, are passed finally by things-internet gateway 60
It is defeated to monitoring cloud platform on store.The combiner selection is (TETRA/iDEN/CDMA/GSM) ＆ (DCS/PHS/3G/
WLAN) dual-frequency channel merger, the radio wave for the location information that Bluetooth beacon is transmitted by antenna transmission system will be received, sends thing to
Networking gateway 60 and NB-IOT modules base station 50.
Location fingerprint localization method of the present embodiment based on Bluetooth beacon is divided into off-line phase and on-line stage.
S1：Gather the Bluetooth signal of Bluetooth beacon transmitting, it is established that bluetooth ID and signal intensity and the three-dimensional seat of positioning scene
Relation between mark system；
S2：The bluetooth ID and signal intensity of collection are handled, in specific implementation, by the WIFI signal of multi collect
Intensity is handled using filtering algorithm, and the selection of filtering algorithm here is gaussian filtering so that the signal of output is more stable,
It is smoother, and the data using the data after processing as fingerprint base；
S3：Bluetooth ID and signal intensity position corresponding with positioning scene three-dimensional coordinate system are set up to whole positioning scene
Put fingerprint base；
S4：The original bluetooth ID and signal intensity detected to Bluetooth terminal is filtered processing；By the bluetooth after processing
ID and signal strength data carry out solution vector distance.Solve vector distance be exactly according to current ID and signal intensity vector with
ID and signal intensity vector in location fingerprint storehouse are matched, and in specific implementation, Vectors matching, which uses, causes Euclidean distance most
In a small small territory, the position of some optimal reference points is obtained；
S5：Then positioning result is calculated further according to the position of S4 these reference points solved, in specific implementation, used
K nearest neighbor interpolation method carries out position calculating, obtains positioning result.
When in use, some antenna feeders are respectively arranged at the fixed position of interior and formation one each other as needed
Net.When Bluetooth terminal is got in, Bluetooth terminal constantly sends location information in moving process.Bluetooth beacon receives bluetooth
The location information and collection location information of terminal, are sent to antenna transmission system.Antenna transmission system is according to received location information
Signal intensity is with the positional information that obtains the positional information of Bluetooth terminal, and then export to collect to NB-IOT modules base station and thing
Networking gateway, monitoring cloud platform is given these information being exported by things-internet gateway.
The present embodiment sends a location information to Bluetooth beacon using the Bluetooth terminal, allows antenna feeder to receive in post-conversion
The location information and position to the Bluetooth terminal positions, so as to realize that the position to indoor occupant is accurately supervised
Control.
Embodiment described above is a kind of preferable scheme of the present utility model, not the utility model is made any
Formal limitation, there are other variants and remodeling on the premise of without departing from the technical scheme described in claim.
Claims (6)
- A kind of 1. indoor locating system, it is characterised in that：Put down including Bluetooth terminal, module base station, things-internet gateway, monitoring cloud Platform, combiner, antenna feeder network and some Bluetooth beacons, the antenna feeder network settings in residing for localization field, believe by the bluetooth Mark is fixed on residing for the localization field, and the Bluetooth terminal communicates to connect with the Bluetooth beacon, and the Bluetooth beacon passes through into The antenna feeder network of net is communicated to connect with combiner, and the output end of the combiner is connected with module base station, the combining The output end of device is also connected by things-internet gateway with monitoring cloud platform.
- 2. indoor locating system according to claim 1, it is characterised in that：The module base station is cellular arrowband Internet of Things Net module base station.
- 3. indoor locating system according to claim 1, it is characterised in that：Some antenna feeder networks include some Antenna and some feeder lines, the antenna are converted to the electromagnetic wave transmitted in feeder line on the Bluetooth signal of free-space propagation, antenna The Bluetooth signal of free-space propagation is also converted to the electromagnetic wave transmitted in feeder line, and feeder line is the transmission channel of electromagnetic wave, Communicated to connect between antenna and feeder line.
- 4. indoor locating system according to claim 3, it is characterised in that：Combiner selection is dual-frequency channel merger.
- 5. indoor locating system according to claim 3, it is characterised in that：The monitoring cloud platform includes at least one clothes Business device and at least one display, server be connected by things-internet gateway and combiner with antenna feeder network, server and The display electrical connection.
- 6. indoor locating system according to claim 1, it is characterised in that：Also include the power module being independently arranged, electricity Source module is connected with each module base station, and power module provides power supply to each module base station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720597779.9U CN206908865U (en) | 2017-05-26 | 2017-05-26 | Indoor locating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720597779.9U CN206908865U (en) | 2017-05-26 | 2017-05-26 | Indoor locating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206908865U true CN206908865U (en) | 2018-01-19 |
Family
ID=61288313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720597779.9U Expired - Fee Related CN206908865U (en) | 2017-05-26 | 2017-05-26 | Indoor locating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206908865U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110572833A (en) * | 2018-06-06 | 2019-12-13 | 中国移动通信有限公司研究院 | Indoor distribution system and network side equipment |
| WO2021120110A1 (en) * | 2019-12-19 | 2021-06-24 | 深圳市汇顶科技股份有限公司 | Positioning method and apparatus, and positioning system |
-
2017
- 2017-05-26 CN CN201720597779.9U patent/CN206908865U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110572833A (en) * | 2018-06-06 | 2019-12-13 | 中国移动通信有限公司研究院 | Indoor distribution system and network side equipment |
| WO2021120110A1 (en) * | 2019-12-19 | 2021-06-24 | 深圳市汇顶科技股份有限公司 | Positioning method and apparatus, and positioning system |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180119 Termination date: 20180526 |
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| CF01 | Termination of patent right due to non-payment of annual fee |