CN105554878A - Parking management method, vehicle-mounted Bluetooth label, base station and system - Google Patents
Parking management method, vehicle-mounted Bluetooth label, base station and system Download PDFInfo
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- CN105554878A CN105554878A CN201510920208.XA CN201510920208A CN105554878A CN 105554878 A CN105554878 A CN 105554878A CN 201510920208 A CN201510920208 A CN 201510920208A CN 105554878 A CN105554878 A CN 105554878A
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/20—Monitoring the location of vehicles belonging to a group, e.g. fleet of vehicles, countable or determined number of vehicles
- G08G1/207—Monitoring the location of vehicles belonging to a group, e.g. fleet of vehicles, countable or determined number of vehicles with respect to certain areas, e.g. forbidden or allowed areas with possible alerting when inside or outside boundaries
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- 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
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/123—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams
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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
- H04W4/02—Services making use of location information
- H04W4/023—Services making use of location information using mutual or relative location information between multiple location based services [LBS] targets or of distance thresholds
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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
Abstract
The embodiment of the invention discloses a parking management method, a Bluetooth positioning terminal, a base station and a system, which can conveniently and high-efficiently carry out vehicle positioning and management. Bluetooth base stations and an entrance and exit base station are arranged in a parking lot; after the Bluetooth positioning terminal is awakened by an entrance signal transmitted by the entrance and exit base station arranged at the entrance and exit of the parking lot, positioning signals transmitted by multiple Bluetooth base stations arranged in the parking lot at intervals are received, and at least three Bluetooth base stations are determined from the multiple Bluetooth base stations according to the receiving signal strength indicator (RSSI) for the positioning signals; and the information of the determined at least three Bluetooth base stations and the corresponding RSSI are sent to a server to enable the server to calculate and obtain the parking position information of the vehicle where the Bluetooth positioning terminal is according to the information of the determined at least three Bluetooth base stations and the corresponding RSSI. Thus, the Bluetooth 4.0BLE technology can be used for conveniently and high-efficiently carrying out positioning and management on the vehicle.
Description
Technical field
The present invention relates to parking lot application, particularly relate to parking management method, on-vehicle Bluetooth label, base station and system.
Background technology
Along with the development of China's economic, the living standard of people improves constantly, and automobile has become the daily walking-replacing tool of going out.The increase of vehicle result in the phenomenon of " parking difficulty ", " difficulty of picking up the car ", " distributing uneven ".
In order to solve above-mentioned " parking difficulty ", " difficulty of picking up the car ", " distribute uneven " three kinds of phenomenons, except increasing newly-built parking lot, also to improve the utilization ratio in existing parking lot, making full use of existing parking lot, Here it is wisdom parking management system.No matter which kind of system, its core technology is exactly the location of how to carry out vehicle.
Will position vehicle, gps system can be adopted in outdoor to carry out vehicle location, for parking garage, due to the decay of the barrier such as wall, floor, gps signal is very weak, and positioning precision is far not by far up to the mark.The technology of location of may be used at present stopping mainly contains: Quick Response Code scheme, RFID swipe the card scheme, video identification scheme, WiFi scheme etc., but various scheme all exists corresponding problem, there is large parking lot and be difficult to accomplish one yard, a parking stall in such as Quick Response Code scheme; There is the risk forgotten and demarcate parking stall; The RFID scheme of swiping the card can only accomplish zone location, otherwise cost is higher, and installation work amount is large; The automatic discrimination accuracy rate of video identification scheme is general, and wiring is complicated; WiFi scheme installation cost is higher, and wiring is complicated, does not support oppositely to seek car.
Summary of the invention
Embodiments provide a kind of parking management method, on-vehicle Bluetooth label, base station and system, bluetooth 4.0BLE technology can be utilized, convenient, to carry out vehicle efficiently location and management.
First aspect, embodiments provides a kind of parking management method, comprising: the entry signal that the base station, gateway that bluetooth locating terminal is arranged at gateway, parking lot sends wakes up; Afterwards, receive the framing signal that interval is laid in multiple Bluetooth base. station transmissions in parking lot, wherein, framing signal comprises the information of Bluetooth base. station; Bluetooth locating terminal determines at least three Bluetooth base. station according to the received signal strength indicator RSSI of framing signal again from multiple Bluetooth base. station; The information of at least three Bluetooth base. station determined and the RSSI of correspondence are sent to server, with the parking position information making server to calculate the vehicle at bluetooth locating terminal place according to the information of at least three Bluetooth base. station and the RSSI of correspondence.
In conjunction with first aspect, in the first possible implementation of first aspect, described bluetooth locating terminal is on-vehicle Bluetooth label, then the information of described at least three Bluetooth base. station and the RSSI of correspondence are sent to server by described bluetooth locating terminal, with the parking position information making described server to calculate the vehicle at described bluetooth locating terminal place according to the information of described at least three Bluetooth base. station and the RSSI of correspondence, be specially:
The information of described at least three Bluetooth base. station and the RSSI of correspondence are sent to server by described Bluetooth base. station relaying by described on-vehicle Bluetooth label, with the parking position information making described server to calculate the vehicle at described bluetooth locating terminal place according to the information of described at least three Bluetooth base. station and the RSSI of correspondence.
In conjunction with the first possible implementation of first aspect, in the implementation that the second of first aspect is possible, at on-vehicle Bluetooth label, the information of at least three Bluetooth base. station and the RSSI of correspondence are sent to server by Bluetooth base. station relaying, with make server to calculate the parking position information step of the vehicle at on-vehicle Bluetooth label place according to the information of at least three Bluetooth base. station and the RSSI of correspondence after also comprise: the operational order that on-vehicle Bluetooth label reception server sends, operating state is changed according to operational order, wherein, after this operational order is produced by server through Bluetooth base. station relay forwarding to on-vehicle Bluetooth label.
In conjunction with the first possible implementation of first aspect or first aspect, in the third possible implementation of first aspect, described bluetooth locating terminal is mobile terminal, then the method also comprises: after mobile terminal receives the framing signal of Bluetooth base. station or the entry signal of base station, gateway, is obtained available parking places information and the parking lot map in parking lot by wireless network from server; The first locating information is calculated according to the information of at least three Bluetooth base. station and the RSSI of correspondence; Parking target route is calculated again according to parking lot map, available parking places information and the first locating information; Navigate according to parking target route, to lead target parking position position.
In conjunction with the third possible implementation of first aspect, in the 4th kind of possible implementation of first aspect, navigate according to parking target route at mobile terminal, also comprise after leading target parking position position step: mobile terminal preserves target parking position position; When picking up the car, mobile terminal calculates the second locating information of self according to the RSSI of the information of at least three Bluetooth base. station and correspondence; Mobile terminal calculates according to target parking position position, self the second locating information and parking lot map target route of picking up the car; According to picking up the car, target route navigates, to lead target parking position position.
In conjunction with the possible implementation of the second of first aspect to any one the possible implementation in the 4th kind of possible implementation of first aspect, in the 5th kind of possible implementation of first aspect, when described bluetooth locating terminal is on-vehicle Bluetooth label, the operational order that the information of three Bluetooth base. station that the entry signal that the framing signal that the information of three Bluetooth base. station that on-vehicle Bluetooth label sends and RSSI, Bluetooth base. station send, base station, gateway send, Bluetooth base. station relaying send and RSSI and Bluetooth base. station relaying send all adopts broadcast singal.
When described bluetooth locating terminal is mobile terminal, the described entry signal that the described framing signal that described Bluetooth base. station sends, base station, described gateway send all adopts broadcast singal.
In conjunction with the 5th kind of possible implementation of first aspect, in the 6th kind of possible implementation of first aspect, the information of at least three Bluetooth base. station that on-vehicle Bluetooth label sends and the RSSI of correspondence, the framing signal that Bluetooth base. station sends, the entry signal that base station, gateway sends all adopts the first broadcast channel; The information of three Bluetooth base. station that Bluetooth base. station relaying sends and RSSI adopt the second broadcast channel; The operational order that Bluetooth base. station relaying sends adopts the 3rd broadcast channel.
Second aspect, embodiments provides a kind of on-vehicle Bluetooth label, comprising:
Active module, for receiving the entry signal of base station, the gateway transmission being arranged at gateway, parking lot, and wakes described on-vehicle Bluetooth label up;
Receiver module, the framing signal that the multiple Bluetooth base. station being laid in parking lot for receiving interval send, framing signal comprises the information of Bluetooth base. station;
Locating information determination module, determines at least three Bluetooth base. station for the received signal strength indicator RSSI according to framing signal from multiple Bluetooth base. station;
Locating information sending module, for the information of at least three Bluetooth base. station and the RSSI of correspondence are sent to server by Bluetooth base. station relaying, with the parking position information making server to calculate the vehicle at on-vehicle Bluetooth label place according to the information of at least three Bluetooth base. station and the RSSI of correspondence.
In conjunction with second aspect, in the first possible implementation of second aspect, receiver module, also for the operational order of reception server transmission, operating state is changed according to operational order, wherein, this operational order produced by server after through Bluetooth base. station relay forwarding to on-vehicle Bluetooth label.
In conjunction with first of second aspect the possible implementation, in the implementation that the second of first aspect is possible, the operational order that the information of three Bluetooth base. station that the entry signal that the framing signal that the information of three Bluetooth base. station that on-vehicle Bluetooth label sends and RSSI, Bluetooth base. station send, base station, gateway send, Bluetooth base. station relaying send and RSSI and Bluetooth base. station relaying send all adopts broadcast singal.
In conjunction with the implementation that the second of second aspect is possible, in the third possible implementation of second aspect, the information of at least three Bluetooth base. station that on-vehicle Bluetooth label sends and the RSSI of correspondence, the framing signal that Bluetooth base. station sends, the entry signal that base station, gateway sends all adopts the first broadcast channel; The information of three Bluetooth base. station that Bluetooth base. station relaying sends and RSSI adopt the second broadcast channel; The operational order that Bluetooth base. station relaying sends adopts the 3rd broadcast channel.
The third aspect, embodiments provides a kind of Bluetooth base. station, it is characterized in that, comprising:
Broadcast module, for broadcasting the framing signal of self, framing signal determines at least three Bluetooth base. station according to the received signal strength indicator RSSI of framing signal for making on-vehicle Bluetooth label from multiple Bluetooth base. station;
Receiver module, for receiving the information of at least three Bluetooth base. station and the RSSI of correspondence of the transmission of on-vehicle Bluetooth label;
Relay forwarding module, for by the information of at least three Bluetooth base. station and the RSSI of correspondence by relay forwarding to server, with the parking position information making server to calculate the vehicle at on-vehicle Bluetooth label place according to the information of at least three Bluetooth base. station and the RSSI of correspondence.
Fourth aspect, embodiments provides base station, a kind of gateway, comprising:
Sending module, for sending entry signal, entry signal is for waking the on-vehicle Bluetooth label entering parking lot up, the framing signal of multiple Bluetooth base. station broadcast is received to make on-vehicle Bluetooth label start, received signal strength indicator RSSI according to framing signal determines the information of at least three Bluetooth base. station and the RSSI of correspondence from multiple Bluetooth base. station, and the RSSI of the information of at least three Bluetooth base. station and correspondence is passed through Bluetooth base. station relay forwarding to server;
Receiver module, for the RSSI of the information and correspondence that receive at least three Bluetooth base. station of Bluetooth base. station relay forwarding;
Sending module, also for the information of at least three Bluetooth base. station and the RSSI of correspondence are sent to server, with the parking position information making server to calculate the vehicle at on-vehicle Bluetooth label place according to the information of at least three Bluetooth base. station and the RSSI of correspondence.
5th aspect, embodiments provides a kind of parking management system, and this system comprises:
At least three Bluetooth base. station as above, at least one on-vehicle Bluetooth label as above, at least one base station, gateway as above and server.
As can be seen from the above technical solutions, the scheme of the embodiment of the present invention has following beneficial effect:
The embodiment of the present invention installs Bluetooth base. station in parking lot, by bluetooth locating terminal, receive the framing signal that multiple interval is laid in multiple Bluetooth base. station transmissions in parking lot, and from multiple Bluetooth base. station, determine at least three Bluetooth base. station according to the received signal strength indicator RSSI of framing signal, the information of at least three Bluetooth base. station determined and the RSSI of correspondence are sent to server by Bluetooth base. station relaying, are determined the position, parking stall of the vehicle at bluetooth locating terminal place by server according to the information of at least three Bluetooth base. station and the RSSI of correspondence.Thus can Bluetooth technology be utilized, convenient, to carry out vehicle efficiently location and management, there is the advantages such as cost is low, location longitude is high, wiring is simple, automaticity is high.
Accompanying drawing explanation
Fig. 1 is a kind of schematic diagram based on the intelligent parking lot of bluetooth 4.0BLE technology in the embodiment of the present invention;
Fig. 2 is a kind of schematic diagram of the parking management system in the embodiment of the present invention;
Fig. 3 is a kind of flow chart of parking management method in the embodiment of the present invention;
Fig. 4 is the high-level schematic functional block diagram of on-vehicle Bluetooth label in the embodiment of the present invention;
Fig. 5 is the high-level schematic functional block diagram of Bluetooth base. station in the embodiment of the present invention;
Fig. 6 is the high-level schematic functional block diagram of base station, gateway in the embodiment of the present invention.
Embodiment
Embodiments provide a kind of parking management method, on-vehicle Bluetooth label, base station and system, bluetooth 4.0BLE technology can be utilized, convenient, to carry out vehicle efficiently location and management.Be described in detail respectively below.
The present invention program is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the embodiment of a part of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, should belong to the scope of protection of the invention.
Term " first ", " second ", " the 3rd " " 4th " etc. (if existence) in specification of the present invention and claims and above-mentioned accompanying drawing are for distinguishing similar object, and need not be used for describing specific order or precedence.The embodiments described herein should be appreciated that the data used like this can be exchanged in the appropriate case, so that can be implemented with the order except the content except here diagram or description.In addition, term " comprises " and " having " and their any distortion, intention is to cover not exclusive comprising, such as, contain those steps or unit that the process of series of steps or unit, method, system, product or equipment is not necessarily limited to clearly list, but can comprise clearly do not list or for intrinsic other step of these processes, method, product or equipment or unit.
The embodiment of the present invention is a kind of technology positioned based on Bluetooth technology, parking lot application can be applied to, also can expansive approach to the other field needing monitor staff or article real-time positioning information, the embodiment in present specification is described to be applied to field, parking lot.
In the embodiment of the present invention, set up intelligent parking lot vehicle management system, the schematic diagram in this parking lot as shown in Figure 1.The process setting up parking system is as follows:
The installation of step 1, Bluetooth base. station
At each gateway place in parking lot, base station, 1 gateway is installed, sets numbering, and record coordinate; Afterwards, according to the building situation in parking lot, test the communication distance of single Bluetooth base. station, must can receive the principle of at least 3 Bluetooth base. station according to point each in parking lot, at a certain distance a Bluetooth base. station is installed.If there is the place of the barriers such as wall indoor, will mounting distance be shortened, guarantee that each place in parking lot can receive at least 3 Bluetooth base. station signals; Set the numbering of each Bluetooth base. station, and record coordinate.
Step 2, server system cartographic information storehouse are set up
According to the building situation such as gateway, stair light, wall in parking lot, and the distribution situation of parking stall, set up basic map; Afterwards, according to the record that step 1 Bluetooth base. station is installed, input the location coordinate information of base station, each gateway and Bluetooth base. station, form complete parking lot map; And map is saved in background server.
Introduce in the parking management system in the embodiment of the present invention each equipment related to below, and the information interaction between each equipment.
Composition graphs 2, the parking management system in the embodiment of the present invention comprises Bluetooth base. station 201, on-vehicle Bluetooth label 202, server 203, base station, gateway 204.
(1) Bluetooth base. station 201
Wherein, Bluetooth base. station 201 be above-mentioned when setting up parking system distribution be arranged in parking lot, be mainly used to the equipment sending location broadcast message, during installation, will ensure that in parking lot, each point can receive at least 3 Bluetooth base. station signals.
Bluetooth base. station 201 comprises following two functions: one is broadcast capability, for sending the broadcast singal comprising Bluetooth base. station information, so that positioning vehicle-carried Bluetooth label 202; Another one is relay function, for the information of at least three Bluetooth base. station sent by on-vehicle Bluetooth label 202 received and the RSSI of correspondence are carried out relay forwarding, until deliver to server 203 to carry out position calculation.And by the operational order relay forwarding of server 203 to on-vehicle Bluetooth label 202.
Bluetooth base. station comprises bluetooth module, controller circuitry and power adapter circuit from hardware entities.
Easy understand, server 203 can be arranged at the machine room in parking lot, also can be arranged in base station, gateway 204, also difference in functionality individually can be arranged at machine room and the base station, gateway 204 in parking lot.Server 203 as arranged in base station, gateway 204 is used for locating on-vehicle Bluetooth label 202, and be arranged in the machine room in parking lot for generating run instruction with the server 203 controlling on-vehicle Bluetooth label 202, as long as complete corresponding function, do not limit at this.
(2) bluetooth locating terminal 202
Bluetooth locating terminal 202 installs or place onboard, for the equipment for vehicle location.
Bluetooth locating terminal has three kinds of forms:
Be the pattern adopting ETC electronic tag+bluetooth module, the wherein function such as ETC electronic tag primary responsibility parking fee collective system and powering to bluetooth module, bluetooth module mainly realizes bluetooth positioning function.Wherein bluetooth module can with ETC electronic tag integrator, also independently can become the form of module.
The second form is bluetooth module+13.56MHz compound card form.Bluetooth module mainly realizes bluetooth positioning function.The 13.56MHz card in 13.56MHz card and existing parking lot is compatible, the charging function in the compatible existing parking lot of primary responsibility.
The third form only has bluetooth module, and this bluetooth module can be embedded in other equipment, such as, in the mobile device such as mobile phone, wearable device.This bluetooth, can also compatible existing bluetooth parking space function except realizing positioning function.
Wherein the first and the second form are called on-vehicle Bluetooth label, and the third form is called mobile terminal.
(3) server 203
Server 203 (background server) is mainly used in depositing parking lot cartographic information when abovementioned steps 2 server system cartographic information storehouse is set up, wherein contain the positional information of each Bluetooth base. station, calculate the position of on-vehicle Bluetooth label 201, generating run instruction, the parking information in record parking lot, set up parking information database, for the management in parking lot, reach the object of increasing operation rate.
User can by the vehicle query terminal in parking lot, or the access background server 203 such as cell phone network, and inquire about the stand of the vehicle of available parking stall or user oneself, server 203, according to user's current location, provides best route suggestion.
Server 203 can be a station server, the cluster that also can be made up of multiple servers.
(4) base station, gateway 204
Base station, gateway 204 is arranged on each gateway place in parking lot, for sending entry signal and outlet signal, be connected with server 203, can also the gateway system original with parking lot be connected, the information that the on-vehicle Bluetooth label 202 forwarded for receiving Bluetooth base. station 201 sends, and the operational order of server 203 is forwarded to Bluetooth base. station 201.
Base station, gateway 204 comprises the modules such as bluetooth module, 2G/3G module, Wifi module, embedded system, power supply, wired network interface in hardware entities.
According to the docking process in parking lot of vehicle, the information interaction between Bluetooth base. station 201, on-vehicle Bluetooth label 202, server 203 is described in detail below.
Fig. 3 is the parking management method in the embodiment of the present invention, and the method is performed by on-vehicle Bluetooth label, comprising:
301, the entry signal that the base station, gateway that on-vehicle Bluetooth label is arranged at gateway, parking lot sends wakes up;
When vehicle enters into target parking lot, on-vehicle Bluetooth label 202, after the entry signal that base station, gateway 204 sends being detected, is waken up by entry signal, starts to start the framing signal receiving Bluetooth base. station 201 and send.
302, on-vehicle Bluetooth label 202 receives the framing signal that interval is laid in multiple Bluetooth base. station 201 transmission in parking lot;
On-vehicle Bluetooth label 202 receives the framing signal that the interval shown in Fig. 1 is laid in multiple Bluetooth base. station 201 broadcast in parking lot, comprises the information of Bluetooth base. station 201, such as: Bluetooth base. station station number in this framing signal.
303, on-vehicle Bluetooth label 202 determines at least three Bluetooth base. station according to the received signal strength indicator RSSI of framing signal from multiple Bluetooth base. station;
On-vehicle Bluetooth label 202 detects the received signal strength indicator (ReceivedSignalStrengthIndication of each framing signal received, RSSI), therefrom find out three Bluetooth base. station 201 that RSSI is the strongest, the information of three the strongest for the RSSI determined Bluetooth base. station 201 and corresponding RSSI are sent to server 203.
304, the information of at least three Bluetooth base. station and the RSSI of correspondence are sent to server by Bluetooth base. station relaying by on-vehicle Bluetooth label 202.
The concrete mode that the strongest for the RSSI information of three Bluetooth base. station and the RSSI of correspondence thereof are sent to server 203 can be by on-vehicle Bluetooth label 202:
The strongest for the RSSI information of three Bluetooth base. station and the RSSI of correspondence thereof are sent to the Bluetooth base. station 201 of surrounding by on-vehicle Bluetooth label 202, Bluetooth base. station wherein can be the Bluetooth base. station 201 that RSSI is the strongest, also can be the Bluetooth base. station 201 receiving arbitrarily this signal, not limit at this.Bluetooth base. station 201 around upon receiving this information, analyze and this information of recombinating, form trunk information, then its relaying is forwarded to base station, gateway 204, or its relaying is forwarded to other Bluetooth base. station 201, after N number of Bluetooth base. station 201 relay forwarding, be sent to base station, gateway 204.Base station, gateway 204 is sent to server 203 by 2G/3G signal, Wifi signal or wired network interface again.
Optionally, in a kind of concrete execution mode, base station, gateway 204 as the information transfer bridge between Bluetooth base. station 201 and server 203 not necessarily, also can not be forwarded by base station, gateway 204, but directly trunk information is sent to server 203 by Bluetooth base. station 201.The function of now positioning function and generating run instruction completes by the server 203 being arranged at parking lot machine room.
Server 203 is after receiving the information of three Bluetooth base. station and the RSSI of correspondence that on-vehicle Bluetooth label 202 sent by multiple Bluetooth base. station 201 relaying, the geographical position at on-vehicle Bluetooth label 202 place is calculated, the geographical position of this geographical position i.e. the vehicle belonging to on-vehicle Bluetooth label 202 according to the information of three Bluetooth base. station and the RSSI of correspondence thereof.It should be noted that, from vehicle enters parking lot, until stopped in the process of car, server has just received information and the RSSI of three Bluetooth base. station that on-vehicle Bluetooth label 202 sends always, in real time according to the information of three Bluetooth base. station and the geographical position at RSSI calculating vehicle place.
Optionally, server 203 determines that the geographical position of on-vehicle Bluetooth label 202 place vehicle includes but are not limited to following two kinds:
1, RSSI field intensity positioning mode
RSSI field intensity positioning mode is the RSSI according to Bluetooth base. station, to find range formula, calculate the distance of bluetooth equipment (on-vehicle Bluetooth label) and different Bluetooth base. station to determine the physical location of on-vehicle Bluetooth label according to RSSI.
2, fingerprint location method
Fingerprint location is when preceding step 2 server system cartographic information storehouse is set up, by the actual measurement of the bluetooth multipath signal to each parking stall, set up location fingerprint storehouse, bluetooth equipment (such as: the on-vehicle Bluetooth label) measured data and location fingerprint database that need location are carried out contrast to determine the physical location of bluetooth equipment (such as: on-vehicle Bluetooth label).
When server 203 determines that vehicle is in dead ship condition, upgrade parking information in parking information database, such as comprise: the parking stall that the geographical position of the vehicle belonging to on-vehicle Bluetooth label 202 is corresponding is occupied, the license plate number, entry time etc. of the vehicle that this parking stall is stopped.
Optionally, in a kind of enforcement specifically, server 203 determines that the method that vehicle is in dead ship condition is: when on-vehicle Bluetooth label 202 or server 203 Continuous plus in setting-up time particular location between error in preset threshold range time, then think the vehicle good car of stop at this on-vehicle Bluetooth label 202 place.
In the enforcement that some are concrete, determine that vehicle is in dead ship condition at server 203, after calculating the parking information of the vehicle at Bluetooth label 202 place, server 203 transmit operation instruction is to on-vehicle Bluetooth label 202, operating state is changed to make on-vehicle Bluetooth label 202, enter resting state, no longer to determine and to the information of the strongest three Bluetooth base. station of the RSSI signal of Bluetooth base. station 201 transmission and reception and RSSI.
Concrete, server 203 is, by 2G/3G signal, Wifi signal or cable network signal, operational order is sent to base station, gateway 204, operational order is forwarded to Bluetooth base. station 201 by base station, gateway 204, relay forwarding through N number of Bluetooth base. station 201 re-sends to on-vehicle Bluetooth label 202, on-vehicle Bluetooth label 202 enters resting state after receiving this instruction, stops location, thus reduce the probability of wireless signal conflict, to improve the capacity of system.
After on-vehicle Bluetooth label 202 transfers resting state to, opening timing wakes receiving mode up, timing wake-up receives framing signal, only be consecutively detected vehicle when moving the RSSI significant change causing Bluetooth base. station 201, just start to proceed location again, and again send information and the RSSI of three the strongest Bluetooth base. station of RSSI signal.When server 203 receives information and RSSI that on-vehicle Bluetooth label 202 sends three the strongest Bluetooth base. station of RSSI signal, upgrade the available parking places information in parking information database, identifying this parking stall is room.
Optionally, when leaving parking lot, when on-vehicle Bluetooth label 202 receives the outlet signal of base station, gateway 204 transmission, stop location.
Or on-vehicle Bluetooth label 202 does not receive the broadcast message of Bluetooth base. station 201 at the appointed time, then stop location, carry out resting state, opening timing wakes station-keeping mode up to be waken up by the base station, gateway 204 in corresponding parking lot when next time stops.
Below the carrying form of the signal sending between Bluetooth base. station 201, on-vehicle Bluetooth label 202, server 203 and base station, gateway 204 and receive is introduced.
Preferably, in actual applications, the entry signal that base station, gateway 204 sends is gateway information frame with the bearing mode of outlet signal; The framing signal that Bluetooth base. station 201 is broadcasted is broadcast message frame; On-vehicle Bluetooth label 202 sends the information of three the strongest Bluetooth base. station 201 of RSSI and the bearing mode of corresponding RSSI is locating information frame; Information and the corresponding RSSI of three Bluetooth base. station 201 that the RSSI that Bluetooth base. station 201 transfer sends is the strongest are locating information transfer frame; After base station, gateway 204 receives the operational order of server 203, what send to Bluetooth base. station 201 is stop transmission frame, and the operational order that Bluetooth base. station 201 relaying sends sends repeater frame for stopping.
It should be noted that, the broadcast message frame that the Bluetooth base. station 201 mentioned in the embodiment of the present invention sends, the gateway information frame that the relaying locating information frame that the locating information frame that on-vehicle Bluetooth label 202 sends, Bluetooth base. station 201 send, base station, gateway 204 send and server 203 send to base station, gateway 204, are sent to the Frame Protocol of the stopping transmission frame of Bluetooth base. station 201 to meet BLE specification by base station, gateway 204.
For raising the efficiency, the embodiment of the present invention only utilizes the broadcast mode of BLE to carry out work, does not carry out any attended operation.And in order to reduce the probability of channel confliction, by optimum configurations, 3 broadcast channels separately being utilized, arranges as follows:
Broadcast channel 37: on-vehicle Bluetooth label 202 sends locating information frame; Bluetooth base. station 201 sends broadcast message frame; Base station, gateway 204 sends out access information frame;
Broadcast channel 38: Bluetooth base. station 201 sends the relaying locating information frame of on-vehicle Bluetooth label;
Broadcast channel 39; Base station, gateway 204 sends and stops transmission frame, and Bluetooth base. station 201 forwards and stops sending repeater frame.
Utilize AdvData territory to carry out personalized customization, other territories see BLE agreement, below the main definition that AdvData is described.
AdvData length is 0 ~ 31 byte, is made up of several ADStructure, and this programme only defines a kind of ADStructure, and concrete agreement is as follows.
(1) gateway information frame
Sent at broadcast channel 37 by base station, gateway 204.Per second 1 time, continuously repeat 3 frames.
(2) broadcast message frame
Sent at broadcast channel 37 by Bluetooth base. station 201.Per second 1 time, continuously repeat 3 frames.
(3) locating information frame
Sent at broadcast channel 37 by on-vehicle Bluetooth label 202.
(4) locating information repeater frame
After Bluetooth base. station 201 receives the locating information frame of on-vehicle Bluetooth label 202 transmission, restructuring framing.Send at broadcast channel 38.
(5) transmission frame is stopped
Base station, gateway 204 sends order after confirming to have recorded vehicle parking locating information, and notice on-vehicle Bluetooth label 202 stops sending locating information frame.Send at broadcast channel 39.
(6) stop sending repeater frame
Below the parking utilizing Bluetooth base. station 201 to carry out by mobile terminal in the embodiment of the present invention and navigation of picking up the car are introduced.
Wherein, the mobile terminal in the embodiment of the present invention can comprise the terminal equipment such as smart mobile phone, panel computer, wearable device of bluetooth enable.
Optionally, in embodiments of the present invention, in mobile terminal can by set up applications (Application, APP) carry out parking navigation, navigation of picking up the car, detailed process is as follows:
Mobile terminal is by the cartographic information in web download parking lot, and the bluetooth module utilizing mobile terminal built-in, receive the signal of Bluetooth base. station 201, calculate the position that user is current.During parking, according to current location and available parking places information, provide the suggestion of best parking route.When picking up the car, according to current location and parking position information, provide the best pick up the car route suggestion.Concrete parking and process of picking up the car as follows:
1, stop
Mobile terminal receives the gateway information frame of base station, gateway 204 or the broadcast message frame of Bluetooth base. station, and triggering mobile terminals passes through map and the available parking places information in this parking lot of web download, and shows with the form of map on mobile terminals;
After mobile terminal receives the broadcast message frame of multiple Bluetooth base. station 201, determine the information of three Bluetooth base. station that RSSI signal is the strongest and corresponding RSSI, according to RSSI field intensity positioning mode or fingerprint location method, calculate the first locating information, the i.e. current location of vehicle, this process can be that vehicle is entering parking lot, and calculate in real time in vehicle travel process.
Mobile terminal, according to parking lot map, available parking places information and the first locating information, calculates the best parking stall (i.e. target parking position) in available parking places information and arrives the target route on best parking stall.
Mobile terminal navigates according to this target route, and to arrive target parking position, also can be the broadcast message frame that mobile terminal receives Bluetooth base. station 201 always, real-time update first locating information, realizes real-time parking navigation, until user has stopped car.
After user has stopped car, this parking spot of mobile terminal records, oppositely seeks car so that follow-up.
2, pick up the car
When user needs to pick up the car, APP can be opened with mobile terminal at any time, according to the parking spot of mobile terminal records, or by network access server, search oneself parking spot and down time information.When user gets back to parking lot, mobile terminal detects the broadcast message frame of Bluetooth base. station 201 automatically, and the geographical position (namely current geographical position) of mobile terminal self is calculated by RSSI field intensity positioning mode or fingerprint technique, target route of picking up the car is calculated again according to self geographical position, parking spot, parking lot map, navigate according to this target route of picking up the car, to lead parking spot.
It should be noted that, mobile terminal can receive the signal of Bluetooth base. station 201 continuously, real-time update current location information, realizes dynamically seeking car navigation.
In actual applications, the bluetooth equipment that above-mentioned mobile terminal can be the installation that describes in above-described embodiment or place onboard, also can broad sense comprise the terminal equipment with bluetooth 4.0BLE function.
If positioned by the terminal equipment with bluetooth 4.0BLE function, optionally, also can be calculated the positional information of vehicle by mobile terminal self according to the information of multiple Bluetooth base. station and RSSI, then the positional information of vehicle is directly sent to server 203.Optionally, if adopt this kind of mode, if mobile terminal has transducer (such as acceleration sensor, gyroscope etc.) can perceive vehicle be in dead ship condition, then can also determine that vehicle is in dead ship condition by mobile terminal, after to be determined, again the positional information of the vehicle calculated will be sent to server.
In the embodiment of the present invention, multiple Bluetooth base. station 201 is installed in parking lot, make on-vehicle Bluetooth label 202 can receive multiple Bluetooth base. station 202 broadcast message frame simultaneously, and from multiple Bluetooth base. station 201, determine at least three Bluetooth base. station 201 according to the received signal strength indicator RSSI of broadcast message frame, the information of at least three Bluetooth base. station 201 determined and RSSI are sent to server 203, determined the positional information of the vehicle at on-vehicle Bluetooth label 202 place according to the information of at least three Bluetooth base. station and the RSSI of correspondence by server 203, when server 203 determines that described vehicle is in dead ship condition, upgrade the parking information in parking lot.Thus bluetooth 4.0BLE technology can be utilized, convenient, to carry out vehicle efficiently location and management, there is the advantages such as cost is low, location longitude is high, wiring is simple, automaticity is high.
Meanwhile, the mobile terminal in the embodiment of the present invention utilizes Bluetooth base. station 201 can carry out the navigation of stopping and picking up the car, and improves and experiences without the parking lot navigation user under network state.
Realize angle from function introduction below and introduce on-vehicle Bluetooth label the embodiment of the present invention, Bluetooth base. station, base station, gateway and server.
Composition graphs 4, the on-vehicle Bluetooth label 4 in the embodiment of the present invention, comprising:
Active module 401, for receiving the entry signal of base station, the gateway transmission being arranged at gateway, parking lot, and wakes described on-vehicle Bluetooth label up; Receiver module 402, the framing signal that the multiple Bluetooth base. station 201 being laid in parking lot for receiving interval send, framing signal comprises the information of Bluetooth base. station 201;
Locating information determination module 403, determines at least three Bluetooth base. station for the received signal strength indicator RSSI according to framing signal from multiple Bluetooth base. station;
Locating information sending module 404, for the information of at least three Bluetooth base. station and the RSSI of correspondence are sent to server 203 by Bluetooth base. station 201 relaying, with the parking position information making server to calculate the vehicle at on-vehicle Bluetooth label place according to the information of at least three Bluetooth base. station and the RSSI of correspondence.
Optionally, receiver module 402, also for reception server 203 send operational order, according to operational order change operating state, wherein, after this operational order is produced by server 203 through Bluetooth base. station 201 relay forwarding to on-vehicle Bluetooth label 202.
In addition, on-vehicle Bluetooth label 4 has all or part of function that above-mentioned on-vehicle Bluetooth label 202 has, and does not specifically repeat herein.
Reciprocal process between each unit of embodiment of the present invention on-vehicle Bluetooth label 4 can consult aforementioned embodiment illustrated in fig. 3 in reciprocal process, specifically repeat no more herein.
It should be noted that, optionally, in hardware entities aspect, receiver module 402 correspondence in on-vehicle Bluetooth label 4 can be receiver, processor specifically performs active module 401, step performed by locating information determination module 403, locating information sending module 404 concrete corresponding be reflector.
Composition graphs 5, the Bluetooth base. station 5 in the embodiment of the present invention, comprising:
Broadcast module 501, for broadcasting the framing signal of self, framing signal is provided for on-vehicle Bluetooth label and from multiple Bluetooth base. station, determines at least three Bluetooth base. station according to the received signal strength indicator RSSI of framing signal;
Receiver module 502, for receiving the information of at least three Bluetooth base. station and the RSSI of correspondence of the transmission of on-vehicle Bluetooth label;
Relay forwarding module 503, for the information of at least three Bluetooth base. station and the RSSI of correspondence are forwarded to server, with the parking position information making server to calculate the vehicle at on-vehicle Bluetooth label place according to the information of at least three Bluetooth base. station and the RSSI of correspondence.
In addition, Bluetooth base. station 5 also has all or part of function that above-mentioned Bluetooth base. station 201 has, and does not specifically repeat herein.
Reciprocal process between each unit of the Bluetooth base. station 5 in the embodiment of the present invention can consult aforementioned embodiment illustrated in fig. 3 in reciprocal process, specifically repeat no more herein.
Composition graphs 6, the base station, gateway 6 in the embodiment of the present invention, comprising:
Sending module 601, for sending entry signal, entry signal is for waking the on-vehicle Bluetooth label entering parking lot up, the framing signal of multiple Bluetooth base. station broadcast is received to make on-vehicle Bluetooth label start, received signal strength indicator RSSI according to framing signal determines the information of at least three Bluetooth base. station and the RSSI of correspondence from multiple Bluetooth base. station, and the RSSI of the information of at least three Bluetooth base. station and correspondence is passed through Bluetooth base. station relay forwarding;
Receiver module 602, for the RSSI of the information and correspondence that receive at least three Bluetooth base. station of Bluetooth base. station relay forwarding;
Sending module 603, also for the information of at least three Bluetooth base. station and the RSSI of correspondence are sent to server, with the parking position information making server to calculate the vehicle at on-vehicle Bluetooth label place according to the information of at least three Bluetooth base. station and the RSSI of correspondence.
In addition, base station, gateway 6 also has all or part of function that above-mentioned base station, gateway 204 has, and does not specifically repeat herein.
Reciprocal process between each unit of the Bluetooth base. station 6 in the embodiment of the present invention can consult aforementioned embodiment illustrated in fig. 3 in reciprocal process, specifically repeat no more herein.
Can find out more than comprehensive, the embodiment of the present invention can utilize Bluetooth technology, convenient, to carry out vehicle efficiently location and management, has the advantages such as cost is low, location longitude is high, wiring is simple, automaticity is high.
Those skilled in the art can be well understood to, and for convenience and simplicity of description, the system of foregoing description, the specific works process of device and unit, with reference to the corresponding process in preceding method embodiment, can not repeat them here.
In several embodiments that the application provides, should be understood that, disclosed system, apparatus and method, can realize by another way.Such as, device embodiment described above is only schematic, such as, the division of described unit, be only a kind of logic function to divide, actual can have other dividing mode when realizing, such as multiple unit or assembly can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, and the indirect coupling of device or unit or communication connection can be electrical, machinery or other form.
The described unit illustrated as separating component or can may not be and physically separates, and the parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, also can be that the independent physics of unit exists, also can two or more unit in a unit integrated.Above-mentioned integrated unit both can adopt the form of hardware to realize, and the form of SFU software functional unit also can be adopted to realize.
If described integrated unit using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computer read/write memory medium.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words or all or part of of this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: USB flash disk, portable hard drive, read-only memory (ROM, Read-OnlyMemory), random access memory (RAM, RandomAccessMemory), magnetic disc or CD etc. various can be program code stored medium.
The above, above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a parking management method, is characterized in that, comprising:
The entry signal that the base station, gateway that bluetooth locating terminal is arranged at gateway, parking lot sends wakes up;
Described bluetooth locating terminal receives the framing signal that interval is laid in multiple Bluetooth base. station transmissions in parking lot, and described framing signal comprises the information of described Bluetooth base. station;
Described bluetooth locating terminal determines at least three Bluetooth base. station according to the received signal strength indicator RSSI of described framing signal from multiple described Bluetooth base. station;
The information of described at least three Bluetooth base. station and the RSSI of correspondence are sent to server by described bluetooth locating terminal, with the parking position information making described server to calculate the vehicle at described bluetooth locating terminal place according to the information of described at least three Bluetooth base. station and the RSSI of correspondence.
2. method according to claim 1, described bluetooth locating terminal is on-vehicle Bluetooth label, then the information of described at least three Bluetooth base. station and the RSSI of correspondence are sent to server by described bluetooth locating terminal, with the parking position information making described server to calculate the vehicle at described bluetooth locating terminal place according to the information of described at least three Bluetooth base. station and the RSSI of correspondence, be specially:
The information of described at least three Bluetooth base. station and the RSSI of correspondence are sent to server by described Bluetooth base. station relaying by described on-vehicle Bluetooth label, with the parking position information making described server to calculate the vehicle at described bluetooth locating terminal place according to the information of described at least three Bluetooth base. station and the RSSI of correspondence.
3. method according to claim 2, it is characterized in that, the information of described at least three Bluetooth base. station and the RSSI of correspondence are sent to server by described Bluetooth base. station relaying by described on-vehicle Bluetooth label, with make described server to calculate the parking position information step of the vehicle at described on-vehicle Bluetooth label place according to the information of described at least three Bluetooth base. station and the RSSI of correspondence after also comprise:
Described on-vehicle Bluetooth label receives the operational order that described server sends, and changes operating state according to described operational order, gives described on-vehicle Bluetooth label after described operational order is produced by server through described Bluetooth base. station relay forwarding.
4. method according to claim 1, is characterized in that, described bluetooth locating terminal is mobile terminal, then described method also comprises:
After mobile terminal receives the framing signal of described Bluetooth base. station or the entry signal of base station, described gateway, obtained available parking places information and the parking lot map in parking lot from described server by wireless network;
Described mobile terminal calculates the first locating information according to the information of at least three Bluetooth base. station and the RSSI of correspondence;
Described mobile terminal calculates parking target route according to described parking lot map, described available parking places information and described first locating information; Navigate according to described parking target route, to lead described target parking position position;
Navigate according to described parking target route at described mobile terminal, also comprise after leading described target parking position position step:
Described mobile terminal preserves described target parking position position;
When picking up the car, described mobile terminal calculates the second locating information of self according to the RSSI of the information of at least three Bluetooth base. station and correspondence;
Described mobile terminal according to described target parking position position, described self the second locating information and described parking lot map calculate target route of picking up the car;
Described mobile terminal according to described in target route of picking up the car navigate, to lead described target parking position position.
5. the method according to claim 3 or 4, it is characterized in that, when described bluetooth locating terminal is on-vehicle Bluetooth label, the information of described at least three Bluetooth base. station that the described entry signal that the described framing signal that the information of described at least three Bluetooth base. station that described on-vehicle Bluetooth label sends and the RSSI of correspondence, described Bluetooth base. station send, base station, described gateway send, described Bluetooth base. station relaying send and the RSSI of correspondence, and the described operational order that described Bluetooth base. station relaying sends all adopts broadcast singal;
When described bluetooth locating terminal is mobile terminal, the described entry signal that the described framing signal that described Bluetooth base. station sends, base station, described gateway send all adopts broadcast singal.
6. method according to claim 5, is characterized in that, described in
The information of three Bluetooth base. station that described on-vehicle Bluetooth label sends and RSSI, the framing signal that described Bluetooth base. station sends, the entry signal that base station, described gateway sends all adopts the first broadcast channel;
The information of three Bluetooth base. station that described Bluetooth base. station relaying sends and RSSI adopt the second broadcast channel;
The operational order that described Bluetooth base. station relaying sends adopts the 3rd broadcast channel.
7. an on-vehicle Bluetooth label, is characterized in that, comprising:
Active module, for receiving the entry signal of base station, the gateway transmission being arranged at gateway, parking lot, and wakes described on-vehicle Bluetooth label up;
Receiver module, the framing signal that the multiple Bluetooth base. station being laid in parking lot for receiving interval send, described framing signal comprises the information of described Bluetooth base. station;
Locating information determination module, determines at least three Bluetooth base. station for the received signal strength indicator RSSI according to described framing signal from multiple described Bluetooth base. station;
Locating information sending module, for the information of described at least three Bluetooth base. station and the RSSI of correspondence are sent to server by described Bluetooth base. station relaying, with the parking position information making described server to calculate the vehicle at described on-vehicle Bluetooth label place according to the information of described at least three Bluetooth base. station and the RSSI of correspondence.
8. a Bluetooth base. station, is characterized in that, comprising:
Broadcast module, for broadcasting the framing signal of self, described framing signal is provided for described on-vehicle Bluetooth label and from multiple Bluetooth base. station, determines at least three Bluetooth base. station according to the received signal strength indicator RSSI of described framing signal;
Receiver module, for receiving the information of at least three Bluetooth base. station and the RSSI of correspondence described in the transmission of described on-vehicle Bluetooth label;
Relay forwarding module, server is forwarded to, with the parking position information making described server to calculate the vehicle at described on-vehicle Bluetooth label place according to the information of described at least three Bluetooth base. station and the RSSI of correspondence for the information of at least three Bluetooth base. station and the RSSI of correspondence described in being received by receiver module.
9. a base station, gateway, is characterized in that, comprising:
Sending module, for sending entry signal, described entry signal is for waking the on-vehicle Bluetooth label entering parking lot up, the framing signal of multiple Bluetooth base. station broadcast is received to make described on-vehicle Bluetooth label start, received signal strength indicator RSSI according to described framing signal determines the information of at least three Bluetooth base. station and the RSSI of correspondence from multiple described Bluetooth base. station, and the RSSI of the information of described at least three Bluetooth base. station and correspondence is passed through described Bluetooth base. station relay forwarding;
Receiver module, for receiving the information of at least three Bluetooth base. station and the RSSI of correspondence described in described Bluetooth base. station relay forwarding;
Described sending module, also for the information of described at least three Bluetooth base. station and the RSSI of correspondence are sent to server, with the parking position information making described server to calculate the vehicle at described on-vehicle Bluetooth label place according to the information of described at least three Bluetooth base. station and the RSSI of correspondence.
10. a parking management system, is characterized in that, described system comprises:
At least three Bluetooth base. station as claimed in claim 8, at least one on-vehicle Bluetooth label as claimed in claim 7, at least one base station, gateway as claimed in claim 9 and server.
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