CN108091162A - A kind of parking lot Position Fixing Navigation System and method based on LoRa and Bluetooth technology - Google Patents

Abstract

The present invention relates to a kind of parking lot Position Fixing Navigation Systems and method based on LoRa and Bluetooth technology, the characteristic for transmitting low-power consumption and bluetooth precise positioning at a distance with reference to LoRa realizes the inquiry of underground parking parking stall and the function of location navigation, the not strong underground parking of mobile communication signal can not be reached in GPS signal, effectively reliable information transmission is carried out currently without a good scheme, it only needs to carry out corresponding node and arrangement of base stations in parking lot by the present invention, user voluntarily downloads offline map and user APP, it can easily solve to perplex at present driver's parking and look for these puzzlements of vehicle.

Description

A kind of parking lot Position Fixing Navigation System and method based on LoRa and Bluetooth technology

Technical field

The invention belongs to LoRa and blue-tooth technology field, and in particular to one kind is based on LoRa and Bluetooth technology parking lot The system and method for location navigation.

Background technology

With the fast development of domestic economy, automobile generally enters into huge numbers of families as walking-replacing tool, adjoint Be increasing for vehicle, this link that causes to stop is increasingly becoming smart city urgent problem.

Both at home and abroad in order to solve parking problem, many large-scale parking lots are established, present high residential building is all configured with ground Lower garage parking.The underground parking garage of megastore is more common, has solved the problems, such as that place can stop, but on parking The positioning of position and the good solution of neither one always of navigating but.

In of such a size parking lot, drive a car that inside to find empty parking stall back and forth commonplace.Due to parking lot General layout is closely similar, though vehicle stopped after with mobile phone photograph record vehicle position, when you finish when thing returns to pick up the car according to The old vehicle for being difficult to quickly locate oneself.In large parking lot, parking difficulty, it is difficult to pick up the car, and is a common problem.

Nowadays, more and more scholars begin to focus on application of the bluetooth location technology in life, bluetooth 4.0 is will to pass System Bluetooth technology, high speed technology and Low-power Technology combine together, have ultralow standby mode power consumption, low cost, low latency With the wireless coverage of enhancing, field of mobile terminals has had many equipment to employ 4.0 standard of bluetooth.LoRa is a kind of base In the low-power consumption long-distance radio communication of spread spectrum, it is mainly used among battery powered WLAN and wide area network, Low-power consumption and the characteristic of strong penetrating power to building, are highly suitable for using in the scene that underground GPS signal can not communicate.

The content of the invention

Technical problems to be solved

The present invention can not realize this problem of location navigation for existing Large Underground parking lot, GPS signal.Now provide A kind of parking lot Position Fixing Navigation System and method based on LoRa and Bluetooth technology, can help car owner fast by the present invention Speed finds empty parking space and facilitates parking, while can utilize cell phone application that can quickly navigate to the vehicle of oneself when picking up the car, into walking along the street It navigates in footpath.Here need not use mobile data flow on the premise of it is achieved that offering convenience to car owner.

Technical solution

A kind of parking lot Position Fixing Navigation System based on LoRa and Bluetooth technology, it is characterised in that be furnished with including each parking stall LoRa nodes, the LoRa that shares of LoRa base stations, several parking stalls turn bluetooth beacon gateways and cell phone application；The LoRa sections Point includes sensor, LoRa modules and energy supply module, and wherein sensor whether there is vehicle for detecting corresponding parking stall, LoRa Module represents the parking stall whether there is information of vehicles using 0,1 coding information respectively according to the detection information of sensor, while will compile Code information is sent to LoRa base stations, and energy supply module provides energy to sensor and LoRa modules；The LoRa base stations bag The coding letter that the LoRa nodes that module containing LoRa and energy supply module, wherein LoRa modules receive each parking stall send over Breath carries out coding information according to parking stall order to be aggregated to form all parking space informations, and parking space information is sent to LoRa and turns indigo plant Tooth beacon gateways, energy supply module provide energy to LoRa modules；The LoRa turns bluetooth beacon gateways and includes LoRa modules, bluetooth module, signaling conversion circuit module and energy supply module, wherein LoRa modules receive LoRa base stations and send All parking space informations, signaling conversion circuit module converts thereof into bluetooth beacon signals, broadcasted by bluetooth module, Energy supply module provides energy to LoRa modules, bluetooth module and signaling conversion circuit module；Mobile phone receives Bluetooth broadcast letter Breath, cell phone application position mobile phone by Bluetooth information intensity RSSI value and the intrinsic ID number of bluetooth, pass through Bluetooth broadcast information In the parking space information that includes carry out the position navigation of parking stall.

The cell phone application has the function of parking stall number enquiry navigation, inputs parking stall number, shows position and the mobile phone of the parking stall Current geographical location information.

The positioning navigation method that a kind of parking lot location navigation of use based on LoRa and Bluetooth technology carries out, feature exist It is as follows in step：

Step 1：For the offline map in parking lot used in downloading in advance to mobile phone, cell phone application is wide according to the bluetooth of reception It broadcasts information and shows position that empty parking space and mobile phone are presently in using different colors on offline map, such as red rectangle area Domain is empty parking space, and blue dot is the position that mobile phone is presently in；

Step 2：During parking, cell phone application is opened to inquire about the position that empty parking space and mobile phone are presently in；

Step 3：It during pick-up, opens cell phone application and clicks on query function, input parking stall number, cell phone application can show that mobile phone is worked as Front position and institute parking stall.

Advantageous effect

A kind of parking lot Position Fixing Navigation System and method based on LoRa and Bluetooth technology proposed by the present invention, with existing skill Art is compared, and is had the beneficial effect that：

The present invention combines the characteristic realization underground parking parking stall that LoRa transmits low-power consumption and bluetooth precise positioning at a distance Inquiry and the function of location navigation, can not reach the not strong underground parking of mobile communication signal, currently without one in GPS signal A good scheme carries out effectively reliable information transmission, only needs to carry out corresponding node and base in parking lot by the present invention It stands arrangement, user voluntarily downloads offline map and user APP, can easily solve to perplex at present driver's parking and look for vehicle these are tired It disturbs.

The present invention can inquire about the parking stall situation in parking lot by daily cell phone software, user be easy to use it is understandable, By the graphic interface of map view can be simple and clear find target vehicle and parking stall.Therefore the invention is in parking lot There is good convenience, practicability and application prospect in.

Description of the drawings

Fig. 1 system signal FB(flow block)s

Fig. 2 LoRa node hardware structure figures

Fig. 3 LoRa BTS hardware structure diagrams

Fig. 4 LoRa turn bluetooth beacon gateway hardware structure charts

Fig. 5 is applied parking lot layout by the present invention；

Fig. 6 is user APP of the present invention parkings interface；

Fig. 7 is user APP pick-up interface of the present invention；

Specific embodiment

In conjunction with embodiment, attached drawing, the invention will be further described：

As shown in Figs 1-4, the LoRa that each parking stall is furnished with LoRa nodes, LoRa base stations, several parking stalls share turns bluetooth Beacon gateways and cell phone application；The LoRa nodes include sensor, LoRa modules and energy supply module, wherein sensing For device for detecting corresponding parking stall whether there is vehicle, LoRa modules use 0,1 coding information respectively according to the detection information of sensor Represent that the parking stall whether there is information of vehicles, while coding information be sent to LoRa base stations, energy supply module to sensor and LoRa modules provide energy；The LoRa base stations include LoRa modules and energy supply module, and wherein LoRa modules receive every The coding information that the LoRa nodes of a parking stall send over carries out coding information according to parking stall order to be aggregated to form all parking stalls Information, and parking space information is sent to LoRa and turns bluetooth beacon gateways, energy supply module provides energy to LoRa modules；Institute The LoRa stated turns bluetooth beacon gateways and includes LoRa modules, bluetooth module, signaling conversion circuit module and energy supply module, Wherein LoRa modules receive all parking space informations that LoRa base stations are sent, and signaling conversion circuit module converts thereof into bluetooth Beacon signals, are broadcasted by bluetooth module, and energy supply module is to LoRa modules, bluetooth module and signaling conversion circuit Module provides energy；Mobile phone receives Bluetooth broadcast information, and cell phone application passes through Bluetooth information intensity RSSI value and the intrinsic ID number of bluetooth Mobile phone is positioned, the position that parking stall is carried out by the parking space information included in Bluetooth broadcast information is navigated.Cell phone application has Parking stall number enquiry navigation function inputs parking stall number, shows the position of the parking stall and the geographical location information that mobile phone is current.

Needs voluntarily download the offline map in the parking lot in advance when car owner enters parking lot, into can be with after parking lot Cell phone application is opened, is empty parking space by APP map denotation red rectangles region, blue dot is that oneself is presently in position It puts, empty parking space can be quickly found out and stopped, remember that the parking stall number of oneself can or can be in APP when leaving Locking press button is popped up in the middle long-press parking stall, and selection is order；

It when finishing thing and returning to pick up the car, opens cell phone application and clicks on query function, input the parking stall number inquiry of oneself, If the latching function of being carried during parking using APP, clicks directly on inquiry.Cell phone application can show your current location and parking Oneself parking stall is shown with red rectangle frame in, the convenient and efficient vehicle for finding oneself.

As shown in figure 5, there is 1 parking stall in parking lot by three district's groups into, the inside, and the LoRa nodes on 2 parking stalls, 3 parking stalls Number, 4LoRa turns bluetooth beacon gateways, these parts of 5LoRa base stations composition.

As shown in fig. 6, being opened during parking, user APP has parking and two buttons of picking up the car, click can show that this stops when stopping All empty parking spaces in parking lot represent that Blue circles represent current location where user with red rectangle frame.

As shown in fig. 7, pick up the car when click on pick-up button when, input parking stall number inquiry, APP can show present position and The vehicle position of oneself, provides and seeks bus or train route footpath.

Embodiment 1：

By taking Zhang San is in Certain Underground Parking Lot parking as an example, the embodiment that the present invention will be described in detail.

Step 1, Zhang San are gone to before the parking lot, and the offline map in the parking lot is first downloaded in oneself cell phone application, is opened Vehicle opens bluetooth after entering parking lot, and opening the user APP can check that the parking facility has empty parking space with red display, boundary Face is as shown in Figure 2.

Step 2, according to personal like, after vehicle is left for empty parking space, remember that current parking stall number such as A18 can leave away, Or prompting frame is lockked in directly Chang'an parking stall pop-up, selection is command boxe.

When step 3, pick-up, pick-up button is clicked in user APP, inputs the parking stall number A18 inquiries remembered before afterwards If employing keyed function during parking, inquiry is clicked directly on.As shown in figure 3, user APP meeting red displays should The position of vehicle and oneself residing current location.Oneself vehicle can be found according to Mobile Telephone Gps.

Claims (3)

1. a kind of parking lot Position Fixing Navigation System based on LoRa and Bluetooth technology, it is characterised in that be furnished with including each parking stall The LoRa that LoRa nodes, LoRa base stations, several parking stalls share turns bluetooth beacon gateways and cell phone application；The LoRa nodes Comprising sensor, LoRa modules and energy supply module, wherein sensor is used to detect corresponding parking stall whether there is vehicle, LoRa moulds Root tuber represents the parking stall whether there is information of vehicles using 0,1 coding information respectively according to the detection information of sensor, while will coding Information is sent to LoRa base stations, and energy supply module provides energy to sensor and LoRa modules；The LoRa base stations include LoRa modules and energy supply module, wherein LoRa modules receive the coding information that the LoRa nodes of each parking stall send over, Coding information is carried out according to parking stall order to be aggregated to form all parking space informations, and parking space information is sent to LoRa and turns bluetooth Beacon gateways, energy supply module provide energy to LoRa modules；The LoRa turns bluetooth beacon gateways and includes LoRa Module, bluetooth module, signaling conversion circuit module and energy supply module, wherein LoRa modules receive the institute that LoRa base stations are sent There is parking space information, signaling conversion circuit module converts thereof into bluetooth beacon signals, broadcasted by bluetooth module, energy Supply module provides energy to LoRa modules, bluetooth module and signaling conversion circuit module；Mobile phone receives Bluetooth broadcast information, hand Machine APP positions mobile phone by Bluetooth information intensity RSSI value and the intrinsic ID number of bluetooth, by being wrapped in Bluetooth broadcast information The parking space information contained carries out the position navigation of parking stall.

2. a kind of parking lot Position Fixing Navigation System based on LoRa and Bluetooth technology according to claim 1, It is characterized in that the cell phone application has the function of parking stall number enquiry navigation, inputs parking stall number, show position and the mobile phone of the parking stall Current geographical location information.

3. the location navigation that the parking lot location navigation based on LoRa and Bluetooth technology described in a kind of usage right requirement 2 carries out Method, it is characterised in that step is as follows：

Step 1：The offline map in parking lot used in downloading in advance to mobile phone, cell phone application is believed according to the Bluetooth broadcast of reception It ceases and shows position that empty parking space and mobile phone are presently in using different colors on offline map, as red rectangle region is Empty parking space, blue dot are the position that mobile phone is presently in；

Step 2：During parking, cell phone application is opened to inquire about the position that empty parking space and mobile phone are presently in；

Step 3：During pick-up, open cell phone application and click on query function, input parking stall number, cell phone application can show mobile phone present bit It puts and institute parking stall.