CN105486303A - Shopping mall guide and fire-fighting assist system based on optimized indoor location algorithm - Google Patents
Shopping mall guide and fire-fighting assist system based on optimized indoor location algorithm Download PDFInfo
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- CN105486303A CN105486303A CN201510897378.0A CN201510897378A CN105486303A CN 105486303 A CN105486303 A CN 105486303A CN 201510897378 A CN201510897378 A CN 201510897378A CN 105486303 A CN105486303 A CN 105486303A
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- 230000002068 genetic effect Effects 0.000 claims description 6
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- 230000000977 initiatory effect Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 5
- 230000007175 bidirectional communication Effects 0.000 abstract 1
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- 230000004807 localization Effects 0.000 description 3
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
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Abstract
The invention provides a shopping mall guide and fire-fighting assist system based on an optimized indoor location algorithm. The system has good stability, safety, reliability, high positioning accuracy, low hardware cost and moderate complexity of the algorithm, and is applied to the mall environment. The system can conduct bidirectional communication via WiFi beacon nodes; and location information emitted by a mobile location terminal is combined with the optimized location algorithm of a location server for computing, so as to output accurate and precise location results. Based on precise location technology combined with the push of the information server, the system provides the users with accurate indoor location information, store product information, secure path planning and other services, and greatly enhances the user experience and the safety factor in shopping mall.
Description
Technical field
The present invention relates to indoor positioning field, more specifically, relating to a kind of store shopping guide and fire-fighting assistance system based on optimizing indoor positioning algorithms.
Background technology
Along with the development of society and the raising of people's living standard, increasing large-scale store appears in the life of people.Because the scale in store is increasing, floor constantly increases, and type of merchandize is various, but lacks efficient shopping guide's information easily, brings inconvenience to people's shopping process.Meanwhile, when there is fire-fighting accident in huge store, people also cannot find safe evacuation path fast, cannot escape the region to safety the very first time.Therefore, need a kind of store shopping guide based on indoor positioning algorithms and fire-fighting assistance system, help people efficiently easily by the locating information in acquisition for mobile terminal store, find commodity rapidly, save time, raise the efficiency, simultaneously also when fire-fighting surprisingly occurs, certain fire-fighting assist in functions is provided, ensures the personal safety of people further.
In current indoor positioning algorithms, major part is all the location based on wireless signal.Whether known according to measuring distance, can be divided into based on ranging localization and without ranging localization.Present invention employs based on range finding localization method, wherein, ranging technology have employed based on RSSI(ReceiveSignalStrengthIndicator) ranging technology.In the computation process of locator data, utilize genetic algorithm to be optimized position fixing process, thus improve the precision of location, for user provides more accurate positioning service.
Summary of the invention
The present invention is the defect solving above prior art, and provide a kind of store shopping guide and fire-fighting assistance system based on optimizing indoor positioning algorithms, this system passes through the application to indoor positioning, for user provides store shopping guide information service accurately; Meanwhile, when breaking out of fire, this system based on positioning service, can carry out Safe path planning effectively, guides user security to withdraw.
For realizing above goal of the invention, the technical scheme of employing is:
Based on store shopping guide and a fire-fighting assistance system of optimizing indoor positioning algorithms, comprise and be arranged on the indoor beaconing nodes network comprising multiple WiFi beaconing nodes, running fix terminal and background server;
Wherein said running fix terminal is for responding the Location Request of user, then obtain locator data and locator data is passed through beaconing nodes Internet Transmission to background server, described locator data comprises WiFi signal strength information RSSI, WiFi beaconing nodes physical address and coordinate corresponding to WiFi beaconing nodes, background server receives positioning result and shows after calculating and obtaining positioning result; When the shopping guide receiving client asks, the store store information corresponding to this positioning result of background server request and shop merchandise news, and upon receipt after the store store information that issues of station server and shop merchandise news, assisting users is done shopping; Or when breaking out of fire, receive the Safe path planning of background server, guide user security to withdraw;
The locator data that described background server obtains for receiving running fix terminal, and running fix terminal is accurately located in conjunction with the optimization indoor positioning algorithms of genetic algorithm based on locator data use, and positioning result is issued to running fix terminal, when the shopping guide receiving running fix terminal asks, store store information corresponding for positioning result and shop merchandise news are issued to running fix terminal; Or when breaking out of fire, based on the positioning result of running fix terminal, planning secure path, is then issued to running fix terminal by Safe path planning.
Preferably, described background server comprises location-server and information server;
Wherein said location-server comprises communication module interface, locator data interface, location Calculation module, path planning module and store map office, wherein communication module interface is for receiving and respond the Location Request of running fix terminal initiation, then after reception locator data, locator data is transferred to location Calculation module and path planning module by locator data interface, location Calculation module uses based on locator data and accurately locates running fix terminal in conjunction with the optimization indoor positioning algorithms of genetic algorithm, by positioning result by locator data interface, communication module interface is issued to running fix terminal, then positioning result is issued to path planning module by locator data interface, get the path planning module of positioning result, in conjunction with positioning result and store map data base, utilize Floyd algorithmic rule to go out bee-line between user and target retail shop, and result is fed back to running fix terminal by locator data interface, communication module interface, when there is fire-fighting accident, path planning module independently can be caught the positioning result of running fix terminal and be carried out security against fire path planning, with assisting users safe escape,
Described information server comprises shop, store database and shop merchandising database, after location-server calculates acquisition positioning result, information server calls corresponding store store information and shop merchandise news from shop, store database and shop merchandising database, and wait for the request of running fix terminal, after information server receives shopping guide's request of running fix terminal, store store information corresponding for positioning result and shop merchandise news are issued to running fix terminal.
Preferably, described running fix terminal comprises central processing unit, WiFi module, power module, display module, memory module; Central processing unit is connected with WiFi module, power module, display module, memory module, wherein WiFi module is used for locator data to be sent to background server by beaconing nodes network, or for receiving positioning result, store store information and shop merchandise news, Safe path planning positioning result, store store information and shop merchandise news, Safe path planning are transferred to central processing unit; Central processing unit is for receiving positioning result, store store information and shop merchandise news, Safe path planning being shown by display module; The simultaneously beaconing nodes network that access based on WiFi module of central processing unit, acquisition locator data; Memory module is used for the history positioning result of storing mobile locating terminal; Power module is used for powering to central processing unit.
Preferably, described running fix terminal is mobile phone or panel computer.
Compared with prior art, the invention has the beneficial effects as follows:
Store shopping guide and fire-fighting assistance system based on optimizing indoor positioning algorithms provided by the invention has good stability, safety and reliability, positioning precision is higher, hardware cost is low, algorithm complex is moderate, be very suitable for mall environment, this system carries out two-way communication by WiFi beaconing nodes, the locating information sent by running fix terminal, optimum position algorithm in conjunction with location-server calculates, and exports accurate positioning result.Based on accurate location technology, the propelling movement of combining information server, provides the multinomial services such as accurate indoor positioning information, shop merchandise news, Safe path planning for user, greatly improves the purchase experiences of user in store and safety coefficient.
Accompanying drawing explanation
Fig. 1 is the structural representation of system.
Fig. 2 is the structural representation of running fix terminal.
Fig. 3 is the structural representation of background server.
Embodiment
Accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent;
Below in conjunction with drawings and Examples, the present invention is further elaborated.
Embodiment 1
As shown in Figure 1, beaconing nodes network, running fix terminal and background server is mainly comprised based on the store shopping guide and fire-fighting assistance system that optimize indoor positioning algorithms.Wherein, beaconing nodes network is made up of jointly multiple WiFi beaconing nodes, for positioning system provides the coordinate etc. of WiFi signal strength information RSSI, WiFi beaconing nodes physical address and correspondence thereof.WiFi signal covers whole store substantially, arranges a Wi-Fi hotspot for about every 10 meters.Running fix terminal is responsible for the relevant information gathering WiFi beacon network node, by the locator data that WiFi signal strength information RSSI, WiFi beaconing nodes physical address etc. is correlated with, by the mobile communications network of 2G/3G/4G, or by WiFi network, be sent to server.After the Location Request that server receives running fix terminal and related data, location algorithm is utilized accurately to locate, and relevant positioning result is fed back to running fix terminal, upgrade map correlation parameter, the locating and displaying etc. of completing user in store simultaneously.When user clicks certain retail shop, relevant retail shop's information can be presented to user by server, more does shopping to help user convenient and efficient.Meanwhile, when there is fire-fighting accident, server initiatively can utilize the locating information of user in store, and the best-effort path of planning safety, feeds back to the running fix terminal of user, guides user security to withdraw.
As shown in Figure 2, running fix terminal structure comprises central processing unit, WiFi module, radio-frequency module, communication module, power module, memory module and display module etc.Wherein, the processing units such as radio-frequency module Binding number weighted-voltage D/A converter, in conjunction with the wireless communication protocol standards of response, achieve the communication function based on mobile communications network, make running fix terminal can carry out data transmission by the 2G/3G/4G of mobile communications network.WiFi module positions the interactive communication of data by serial ports and SPI interface and central processing unit, access the WiFi network in store simultaneously, the characteristic parameters such as the coordinate of WiFi signal strength information RSSI, WiFi beaconing nodes physical address and correspondence thereof are provided for positioning system, and realize the two-way communication with server, obtain relevant positioning result.The display module of running fix terminal achieves outstanding human-computer interaction function, and central processing unit is received by GPIO and controls the relevant response of display module, facilitates user to carry out acquisition and the selection of information by display module.
As shown in Figure 3, background server comprises location-server and information server, and the network ICP/IP protocol of data transmission between server is carried out.
Wherein said location-server comprises communication module interface, locator data interface, location Calculation module, path planning module and store map office, wherein communication module interface is for receiving and respond the Location Request of running fix terminal initiation, then after reception locator data, locator data is transferred to location Calculation module and path planning module by locator data interface, location Calculation module uses based on locator data and accurately locates running fix terminal in conjunction with the optimization indoor positioning algorithms of genetic algorithm, by positioning result by locator data interface, communication module interface is issued to running fix terminal, then positioning result is issued to path planning module by locator data interface, get the path planning module of positioning result, in conjunction with positioning result and store map data base, utilize Floyd algorithmic rule to go out bee-line between user and target retail shop, and result is fed back to running fix terminal by locator data interface, communication module interface, when there is fire-fighting accident, path planning module independently can be caught the positioning result of running fix terminal and be carried out security against fire path planning, with assisting users safe escape.
Location-server mainly comprises communication module interface, locator data interface, location Calculation module and store map office.Communication module interface is connected to relevant gateway, be responsible for the Location Request received and response running fix terminal is initiated, after receiving relevant location feature parameter, transfer locator data interface to, then the location Calculation of being correlated with is carried out by location algorithm module, after upgrading store cartographic information, then by communication module by result feedback to running fix terminal.Meanwhile, based on positioning result, information server can transfer corresponding store store information and shop merchandise news, and waits for the request of user.According to the request that user sends, by relevant information by the running fix terminal of communication network transmission to user.Server all adopts Multi-Client Concurrency Access acknowledgement mechanism, and can effectively process a large amount of user positioning request, the information of avoiding the formation of is blocked up or conflicted, for user provides good response to experience.
Embodiment: in store, arranges a Wi-Fi hotspot, makes WiFi signal substantially cover whole store for every 10 meters.After corresponding application software is installed to running fix terminal, opens the WiFi of running fix terminal, open application software, allow to locate authority acquiring accordingly.Open after application software, running fix terminal starts the WiFi information gathering periphery, and every 20 milliseconds gather once, and by the location feature parameter that 100 RSSI value gathered in 2 seconds are formed with, according to corresponding host-host protocol, feeds back to server.After the Location Request receiving user when server and relevant location feature parameter, filtering process is carried out to RSSI value, remove the RSSI value that error is larger, calculate relevant elements of a fix information according to location algorithm, upgrade store map and feed back to running fix terminal.Simultaneously, based on positioning result, information server can transfer corresponding store store information and shop merchandise news, after receiving user's request, by relevant information by the running fix terminal of communication network transmission to user, more do shopping to help user convenient and efficient.Meanwhile, when there is fire-fighting accident, server initiatively can utilize the locating information of user in store, and the best-effort path of planning safety, feeds back to the running fix terminal of user, guides user security to withdraw.
Obviously, the above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All any amendments done within the spirit and principles in the present invention, equivalent to replace and improvement etc., within the protection domain that all should be included in the claims in the present invention.
Claims (4)
1. based on store shopping guide and a fire-fighting assistance system of optimizing indoor positioning algorithms, it is characterized in that: comprise and be arranged on the indoor beaconing nodes network comprising multiple WiFi beaconing nodes, running fix terminal and background server;
Wherein said running fix terminal is for responding the Location Request of user, then locator data by locator data to background server is obtained, described locator data comprises WiFi signal strength information RSSI, WiFi beaconing nodes physical address and coordinate corresponding to WiFi beaconing nodes, after background server calculates and obtains positioning result, running fix terminal receives positioning result and shows; When the shopping guide receiving client asks, the store store information corresponding to this positioning result of background server request and shop merchandise news, and upon receipt after the store store information that issues of station server and shop merchandise news, assisting users is done shopping; Or when breaking out of fire, receive the Safe path planning of background server, guide user security to withdraw;
The locator data that described background server obtains for receiving running fix terminal, and running fix terminal is accurately located in conjunction with the optimization indoor positioning algorithms of genetic algorithm based on locator data use, and positioning result is issued to running fix terminal, when the shopping guide receiving running fix terminal asks, store store information corresponding for positioning result and shop merchandise news are issued to running fix terminal; Or when breaking out of fire, based on the positioning result of running fix terminal, planning secure path, is then issued to running fix terminal by Safe path planning.
2. store shopping guide and the fire-fighting assistance system based on optimizing indoor positioning algorithms according to claim 1, is characterized in that: described background server comprises location-server and information server;
Wherein said location-server comprises communication module interface, locator data interface, location Calculation module, path planning module and store map office, wherein communication module interface is for receiving and respond the Location Request of running fix terminal initiation, then after reception locator data, locator data is transferred to location Calculation module and path planning module by locator data interface, location Calculation module uses based on locator data and accurately locates running fix terminal in conjunction with the optimization indoor positioning algorithms of genetic algorithm, by positioning result by locator data interface, communication module interface is issued to running fix terminal, then positioning result is issued to path planning module by locator data interface, get the path planning module of positioning result, in conjunction with positioning result and store map data base, utilize Floyd algorithmic rule to go out bee-line between user and target retail shop, and result is fed back to running fix terminal by locator data interface, communication module interface, when there is fire-fighting accident, path planning module independently can be caught the positioning result of running fix terminal and be carried out security against fire path planning, with assisting users safe escape,
Described information server comprises shop, store database and shop merchandising database, after location-server calculates acquisition positioning result, information server calls corresponding store store information and shop merchandise news from shop, store database and shop merchandising database, and wait for the request of running fix terminal, after information server receives shopping guide's request of running fix terminal, store store information corresponding for positioning result and shop merchandise news are issued to running fix terminal.
3. store shopping guide and the fire-fighting assistance system based on optimizing indoor positioning algorithms according to claim 1, is characterized in that: described running fix terminal comprises central processing unit, WiFi module, power module, display module, memory module; Central processing unit is connected with WiFi module, power module, display module, memory module, wherein WiFi module is used for locator data to be sent to background server by beaconing nodes network, or for receiving positioning result, store store information and shop merchandise news, Safe path planning positioning result, store store information and shop merchandise news, Safe path planning are transferred to central processing unit; Central processing unit is for receiving positioning result, store store information and shop merchandise news, Safe path planning being shown by display module; The simultaneously beaconing nodes network that access based on WiFi module of central processing unit, acquisition locator data; Memory module is used for the history positioning result of storing mobile locating terminal; Power module is used for powering to central processing unit.
4. the store shopping guide based on optimization indoor positioning algorithms according to any one of claim 1 ~ 3 and fire-fighting assistance system, is characterized in that: described running fix terminal is mobile phone or panel computer.
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Cited By (6)
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| CN105759243A (en) * | 2016-04-21 | 2016-07-13 | 长春理工大学 | Supermarket goods positioning and navigation system, and shopping positioning and navigation method thereof |
| CN107153886A (en) * | 2017-03-31 | 2017-09-12 | 深圳市亿兆互联技术有限公司 | A kind of customer's localization method for market layout optimization |
| CN107454968A (en) * | 2017-06-22 | 2017-12-08 | 深圳市奥星澳科技有限公司 | Shopping place shopping guide method, device, system and computer-readable recording medium |
| CN109922467A (en) * | 2017-12-30 | 2019-06-21 | 湖南汇博电子科技股份有限公司 | Fire data transmission method, system, mobile terminal and storage medium |
| US20210243557A1 (en) * | 2018-04-23 | 2021-08-05 | Dublin City University | A navigation device and a navigation communication system |
| CN113361846A (en) * | 2021-03-29 | 2021-09-07 | 厦门市思芯微科技有限公司 | Market service method, system, terminal and storage medium based on mobile internet |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105759243A (en) * | 2016-04-21 | 2016-07-13 | 长春理工大学 | Supermarket goods positioning and navigation system, and shopping positioning and navigation method thereof |
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| CN113361846A (en) * | 2021-03-29 | 2021-09-07 | 厦门市思芯微科技有限公司 | Market service method, system, terminal and storage medium based on mobile internet |
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Application publication date: 20160413 |