Invention content
The purpose of the present invention is to provide a kind of alignment system and method, to be improved regarding to the issue above.
What the embodiment of the present invention was realized in：
In a first aspect, an embodiment of the present invention provides a kind of alignment system, the alignment system includes connecting with user terminalServer, auxiliary locator and the positioning terminal device connect.The auxiliary locator includes the first radio-frequency module and firstWan communication module and connect respectively with first radio-frequency module and the first wan communication module first atManage module.The auxiliary locator is by the first wan communication Module registers and is connected to the server, wherein,It can generate to characterize the device number of the auxiliary locator and the body of position after the auxiliary locator registrationPart authentication information, first radio-frequency module are used to broadcast the authentication information of the auxiliary locator.The positioning is eventuallyEnd device include satellite positioning module, the second radio-frequency module and the second wan communication module and respectively with the satelliteThe Second processing module that position module, second radio-frequency module are connected with the second wan communication module.The positioning is eventuallyEnd device is connect by the second wan communication module with the server, the longitude and latitude that the satellite positioning module receivesThe authentication information that information and second radio-frequency module receive by the second wan communication module transfer extremelyThe server, so that the server determines the positioning terminal based on the authentication information or the latitude and longitude informationThe position coordinates are simultaneously sent to the user terminal by the position coordinates of device.
It is comprehensive in a first aspect, the first wan communication module passes through universal asynchronous receiving-transmitting transmitter bus and described theOne processing module connects, and the second wan communication module is connected by universal asynchronous receiving-transmitting transmitter and two processing moduleIt connects.
It is comprehensive in a first aspect, first radio-frequency module is connect by synchronous communication bus with the first processing module,Second radio-frequency module is connect by synchronous communication bus with the Second processing module.
Synthesis is in a first aspect, the alignment system further includes wan communication base station, the first wan communication moduleIt is connect with the second wan communication module by the wan communication base station with the server.
Synthesis is in a first aspect, the first wan communication module and the second wan communication module are wide for low-power consumptionField network communication module.
Synthesis is in a first aspect, the low-power consumption wide area network traffic module is protenchyma connected network communication module.
Synthesis is in a first aspect, first radio-frequency module and second radio-frequency module are Wireless LAN module.
Synthesis is in a first aspect, the first processing module and the Second processing module are microprocessing unit.
Second aspect, the present embodiment additionally provide a kind of localization method, and the localization method includes：Positioning terminal device is sentencedIt is disconnected whether to receive latitude and longitude information；When to be, the latitude and longitude information is sent to server by the positioning terminal device,So that the server determines the position coordinates of the positioning terminal device based on the latitude and longitude information and sits the positionMark is sent to the user terminal；When being no, the positioning terminal device receives the authentication information that auxiliary locator is sent,And the authentication information is sent to the server, so that the server determines institute based on the authentication informationIt states the position coordinates of positioning terminal device and is sent to the user terminal the position coordinates.
Comprehensive second aspect, the localization method receive multiple auxiliary locators simultaneously in the positioning terminal deviceDuring the different identity authentication information of transmission, the authentication information for choosing signal strength maximum is sent to the server.
The advantageous effect of the embodiment of the present invention is：
An embodiment of the present invention provides a kind of alignment system and method, the alignment system includes auxiliary locator, determinesPosition terminal installation and the server being connect with user terminal, the positioning terminal device of the alignment system is in satellite positioning moduleThe latitude and longitude information is sent by the second wan communication module when can obtain the latitude and longitude information of positioning terminal deviceTo the server, the positioning terminal device is in the latitude and longitude information that can not be received the latitude and longitude information or receiveWhen signal strength is weak, the auxiliary of the first radio-frequency module broadcast of the auxiliary locator is received by the second radio-frequency moduleThe authentication information is simultaneously sent to institute by the authentication information of positioning device by the second wan communication moduleServer is stated, the server determines the positioning terminal device based on the authentication information or the latitude and longitude informationPosition coordinates are simultaneously sent to the user terminal, so as to realize all standing, the positioning of stabilization to the positioning terminal device, whereinThe second wan communication module is protenchyma connected network communication module, makes the cost of the alignment system and power consumption lower, bodyProduct smaller, it is easier to carry out network deployment.
Specific embodiment
Purpose, technical scheme and advantage to make the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present inventionIn attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment isPart of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implementedThe component of example can be configured to arrange and design with a variety of different.
Therefore, below the detailed description of the embodiment of the present invention to providing in the accompanying drawings be not intended to limit it is claimedThe scope of the present invention, but be merely representative of the present invention selected embodiment.Based on the embodiments of the present invention, this field is commonTechnical staff's all other embodiments obtained without creative efforts belong to the model that the present invention protectsIt encloses.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang YiIt is defined in a attached drawing, does not then need to that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that the orientation or position relationship of the instructions such as term " interior ", " outer " are baseIn orientation shown in the drawings or position relationship or the invention product using when the orientation usually put or position relationship, onlyIt is that the present invention must have specifically with the device for describing rather than indicate or imply meaning or element is simplified for ease of descriptionOrientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, term " first ", " theTwo " etc. are only used for distinguishing description, and it is not intended that instruction or hint relative importance.
In addition, the terms such as term " level ", " vertical " are not offered as requiring component abswolute level or pendency, but can be slightlyLow dip.It is not to represent that the structure has been had to if " level " only refers to that its direction is more horizontal with respect to for " vertical "It is complete horizontal, but can be slightly tilted.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting "," connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally connectIt connects；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary, it canTo be the connection inside two elements.For the ordinary skill in the art, can above-mentioned term be understood with concrete conditionConcrete meaning in the present invention.
Other features and advantages of the present invention will illustrate, also, partly become from specification in subsequent specificationIt is clear that understood by implementing the embodiment of the present invention.The purpose of the present invention and other advantages can be by being writeSpecifically noted structure is realized and is obtained in specification, claims and attached drawing.
First embodiment
Through the applicant the study found that Internet of Things field technology is grown rapidly, people are gradually to being connected into the electronics of Internet of ThingsEquipment has more functional requirements, such as precise and stable positioning.By taking automobile key as an example, existing automobile key volume compared withIt is small, it generally carries and often places conveniently, be easily lost, in addition to this, also public the setting in the places such as shop, parkIt applies there is also the risk easily usurped by individual, and such article.And environment is such as indoors for existing common satellite positioning techSituation about can not position is likely to occur in heavy construction, hypogee or high-rise building.During the same same place of signal arrivalEnergy can be different according to the difference of circulation way, for example line-of-sight propagation, reflection, diffraction, scatter and penetrate.Signal energy meetingChanged according to the fundamental characteristics of various circulation ways, weaken be in each circulation way it is observed that it is most basicEffect.Such as signal, due to weakening, reflect and scattering when penetrating medium, energy is by absorption, polarization lossAnd geometrical attenuation.Satellite positioning signal is in many indoor spaces by penetration loss, reflection loss, diffraction loss and scattering lossAfter multiple loss, precise positioning can not be often realized again.On the other hand, nowadays common radio frequency identification location technology needsField deployment RF base station is positioned, building deployment RF base station in outdoor large area needs to consume a large amount of manpower and materials, intoThis demand is excessively high, so being generally used for indoor or specific region positioning.Wherein, radio frequency identification (RFID) is a kind of channel radioLetter technology can be identified specific objective by radio signals and read and write related data, without identifying system and specific objectiveBetween establish machinery or optical contact.The signal of radio is the electromagnetic field by being tuned into radio frequency, data from attachedIt and is sent out on the label on article, recognized automatically with tracking the article.Certain labels are sent out in identification from identifierEnergy is can be obtained by the electromagnetic field gone out, does not need to battery；Also there is label to possess power supply in itself, and can actively send out nothingLine electric wave (electromagnetic field for being tuned into radio frequency), label contain the information of Electronic saving, can be identified within several meters.WithUnlike bar code, RF tag does not need to be within identifier sight, can also be embedded in and be tracked within object.With thisMeanwhile the technologies such as 2G/3G/4G, Wi-Fi be not for Internet of Things using designed, using the terminal device of these technologies,In the performance indicators such as cost, power consumption, volume, network deployment and wireless signal, have with the location requirement of Internet of Things field notBe consistent part.So the applicant corresponds to the location technology of Internet of Things field, based on two kinds of radio frequency identification positioning and satellite positioningLocation technology the defects of making up GPS positioning signal is bad indoors, and carries out data transmission with reference to wan communication technology, carriesA kind of low-power consumption of the seamless fusion of indoor and outdoors has been supplied to position alignment system.
It please refers to Fig.1, Fig. 1 is a kind of module diagram of alignment system provided in an embodiment of the present invention.
Alignment system 100 provided in this embodiment includes server 110, auxiliary locator 120 and positioning terminal device130.Server 110 is connect respectively with auxiliary locator 120 and positioning terminal device 130, auxiliary locator 120 and positioningTerminal installation 130 connects.
Server 110 can be common rack or tower server, respectively with auxiliary locator 120 and positioning eventuallyEnd device 130 connects.It should be understood that server 110 carries identification identity information and handles the task of location information, becauseThis server 110 should also have certain data-handling capacity in addition to data storage function.Optionally, server 110 can be withIt is, but is not limited to 8vCPU models Cloud Server or PowerEdge R730 rack-mount servers.Further, server 110It needs its position coordinates to be sent to user terminal, therefore server 110 needs behind the position for determining positioning terminal device 130It is connect by internet with user terminal.Wherein, the user terminal can be mobile phone, computer or other electronic equipments.
There is positioning signal unstable when being positioned indoors due to satellite positioning tech and position the problems such as inaccurate, becauseAlignment system 100 in this present embodiment includes the auxiliary locator 120 for assisting carrying out indoor positioning.It please refers to Fig.2,Fig. 2 is a kind of module diagram of auxiliary locator provided in this embodiment.Auxiliary locator 120 includes the first radio frequency mouldBlock 122, the first wan communication module 124 and first processing module 126, wherein, first processing module 126 is penetrated respectively with first122 and first wan communication module 124 of frequency module connects.Auxiliary locator 120 passes through the first wan communication module 124It is registered on server 110, generates and recognize for characterizing the device label of auxiliary locator 120 and the identity of positionDemonstrate,prove information.Optionally, the first wan communication module 124 is connected to internet by wan communication, then by internet withServer 110 connects.Wherein, the Internet data transfer can also be UDP or CoAP etc. other meet data transfer demandsData transfer mode.Meanwhile first radio-frequency module 122 can by the authentication information to surrounding carry out broadcast transmission,Described in broadcast (Broadcasting) be multicast most common form, it delivers one to each neighbouring point of destinationThe copy of grouping, it can be completed by the delivery that multiple singles are grouped, and can also transmit copying for grouping by individually connectingShellfish, until each recipient receives a copy.As a kind of embodiment, specifically, the auxiliary in the present embodimentPositioning device 120 is RFID indoor positionings base station, while the first radio-frequency module 122 passes through universal asynchronous receiving-transmitting transmitter (UART)Or synchronous communication bus (SPI) is connect with first processing module 126, the first wan communication module 124 is passed by asynchronous receiving-transmittingDefeated device (UART) connect with first processing module 126.
It please refers to Fig.3, Fig. 3 is a kind of module diagram of positioning terminal device provided in this embodiment.
Positioning terminal device 130 is used to be mounted on the location information that the object is acquired on the object for needing to position, includingSatellite positioning module 132, the second radio-frequency module 134, the second wan communication module 136 and Second processing module 138, wherein,Second processing module 138 connects respectively with satellite positioning module 132, the second radio-frequency module 134 and the second wan communication module 136It connects.Satellite positioning module 132 can position (BDS) system by the Big Dipper that UART or SPI is connect with Second processing module 138System, global positioning system (GPS) or other global position systems, can be in the good outdoor reception of signal longitude and latitude used for positioningInformation is spent, and the latitude and longitude information is passed through into the second wan communication module 136 and internet transmissions to server 110, clothesPosition coordinates of the business device 110 based on latitude and longitude information update positioning terminal device 130, and this result is updated to eachUser terminal gets on.By UART or SPI and the second radio-frequency module 134 of Second processing module 138, to the first radio-frequency moduleThe authentication information of 122 broadcast is received, and is then extremely serviced by the second wan communication module 136 and internet transmissionsDevice 110, wherein, the second wan communication module 136 is connect by UART with Second processing module 138.
It should be understood that the quantity of auxiliary locator 120 can be multiple, each auxiliary locator 120 possessesUnique authentication information, each authentication information correspond to the Position Number of each auxiliary locator 120 at scene,Wherein, which auxiliary locator 120 for being specifically in which region is can determine that by the Position Number receivedThe authentication information sent out, and the second radio-frequency module 134 for positioning terminal installation 130 be also possible to receive simultaneously it is multiple auxiliaryMultiple authentication informations that positioning device 120 is helped to broadcast.In the case, positioning terminal device 130 receive it is multiple auxiliaryAfter helping the broadcast of positioning device 120, the signal strength more each broadcasted by Second processing module 138 chooses signal strengthThe maximum corresponding auxiliary locator 120 of broadcast, and the authentication information of the auxiliary locator 120 is wide by secondDomain Network Communication module 136 is sent to server 110, and the position that server 110 inquires 120 region of auxiliary locator is satMark labels it as the position coordinates of positioning terminal device 130, and will be gone in the update to each user terminal of this result.
It should be understood that when positioning terminal device 130 can receive satellite positioning signal, it is provided in this embodimentAlignment system 100 obtains 130 position of positioning terminal device by the satellite positioning information that satellite positioning module 132 receivesLocation information；When positioning terminal device 130 can not receive satellite positioning signal or the satellite positioning signal intensity that receives withoutWhen method meets location requirement, alignment system 100 provided in this embodiment is recognized by receiving the identity that auxiliary locator 120 is sent outDemonstrate,prove the location information that information judges 130 position of identification positioning terminal device.
It should be understood that the first processing module 126 and Second processing module 138 in the present embodiment can be microprocessorsUnit (MCU) or other processors, the first wan communication module 124 and the second wan communication module 136 are wide for low-power consumptionProtenchyma connected network communication module protenchyma connected network communication (NB-IoT) in field network communication, NB-IoT are Internet of Things field oneEmerging technology supports low power consuming devices to be connected in the cellular data of wide area network, also referred to as low-power consumption wide area network (LPWAN).NB-IoT supports stand-by time length, the efficient connection to network connectivity requirements higher device, while can also provide very comprehensiveIndoor cellular data connection covers.NB-IoT technologies are by reducing signaling overheads, simplifying module and chip and using battery saving modeWith extend discontinuous reception pattern, so as to fulfill coverage enhancement, low-power consumption, low cost honeycomb Internet of Things.The present embodiment also wrapsIt includes that the first wan communication module 124 and the second wan communication module 136 is supported to carry out the use NB- of NB-IoT communicationsThe wan communication base station 140 of IoT communication patterns, the first wan communication module 124 and the second wan communication module 136 are logicalWan communication base station 140 is crossed to connect with internet or other communication networks.
The operation principle of alignment system 100 is：In the region that can not carry out satellite positioning, auxiliary locator 120 is set,First processing module 126 controls auxiliary locator 120 to connect note with server 110 by the first wan communication module 124Volume simultaneously generates authentication information, and the authentication information is broadcasted by the first radio-frequency module 122 to surrounding；When positioning terminal device 130 can receive latitude and longitude information by satellite positioning module 132, in the control of Second processing module 138The lower second wan communication module 136 of system is by the wan communication base station 140 with Internet connection by the latitude and longitude informationServer 110 is sent to, server 110 updates the position coordinates of positioning terminal device 130 based on the latitude and longitude information, and willIt is gone in the update to each user terminal of this result；When positioning terminal device 130 is in the region that can not carry out satellite positioning, lead toThe authentication information that the second radio-frequency module 134 receives the broadcast of the first radio-frequency module 122 is crossed, Second processing module 138 chooses letterOne authentication information of number maximum intensity simultaneously passes through the second wan communication module 136 and internet is sent to server110, position coordinates of the server 110 based on authentication information update positioning terminal device 130, and by this result moreNewly to going on each user terminal.
Second embodiment
In order to realize the function of above-mentioned alignment system 100, a kind of localization method is present embodiments provided.It please refers to Fig.4, schemesA kind of 4 flow charts of localization method provided in this embodiment.The localization method is as follows：
Step S100：Positioning terminal device judges whether to receive latitude and longitude information, and step S200 is performed when to be,When being no, step S300 is performed.
Step S200：The latitude and longitude information is sent to server by the positioning terminal device, performs step S400.
Step S300：The positioning terminal device receives the authentication information that auxiliary locator is sent, and by described inAuthentication information is sent to the server, performs step S400.
Step S400：The server determines the positioning eventually based on the latitude and longitude information or the authentication informationThe position coordinates are simultaneously sent to the user terminal by the position coordinates of end device.
For step S100, positioning terminal device can be to the warp when judging whether to receive latitude and longitude informationThe intensity and stability of latitude information judged, when its intensity and stability are unsatisfactory for location requirement, you can described in identificationPositioning terminal device is not received by latitude and longitude information.
For step S300, the different bodies of multiple auxiliary locators transmissions are received simultaneously in the positioning terminal deviceDuring part authentication information, the authentication information for choosing signal strength maximum is sent to the server.
In conclusion the present invention provides a kind of alignment system and method, the alignment system includes auxiliary locator, determinesPosition terminal installation and the server being connect with user terminal, the positioning terminal device of the alignment system is in satellite positioning moduleThe latitude and longitude information is sent by the second wan communication module when can obtain the latitude and longitude information of positioning terminal deviceTo the server, the positioning terminal device is in the latitude and longitude information that can not be received the latitude and longitude information or receiveWhen signal strength is weak, the auxiliary of the first radio-frequency module broadcast of the auxiliary locator is received by the second radio-frequency moduleThe authentication information is simultaneously sent to institute by the authentication information of positioning device by the second wan communication moduleServer is stated, the server determines the positioning terminal device based on the authentication information or the latitude and longitude informationPosition coordinates are simultaneously sent to the user terminal, so as to realize all standing, the positioning of stabilization to the positioning terminal device, whereinThe second wan communication module is protenchyma connected network communication module, makes the cost of the alignment system and power consumption lower, bodyProduct smaller, it is easier to carry out network deployment.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this fieldFor art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, that is made any repaiiesChange, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.