CN103531040B - Parking Guidance System - Google Patents
Parking Guidance System Download PDFInfo
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- CN103531040B CN103531040B CN201310507172.3A CN201310507172A CN103531040B CN 103531040 B CN103531040 B CN 103531040B CN 201310507172 A CN201310507172 A CN 201310507172A CN 103531040 B CN103531040 B CN 103531040B
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Abstract
The invention discloses a kind of Parking Guidance System, it is characterized in that described system comprises LED parking space guide screen, parking stall management server, parking lot detector, described parking stall management server is connected with LED parking space guide screen, and LED parking space guide screen is connected with parking lot detector; Described parking lot detector is positioned on Parking position, for monitoring the state on corresponding parking stall, parking lot, and the state on corresponding parking stall and self address information is sent to LED parking space guide screen; Described LED parking space guide screen is provided with the display screen of guiding user to position, parking stall, the status information of connected each parking lot detector of described LED parking space guide screen automatic regular polling, and by latest state information storage, and be presented on display screen; Described parking stall each LED parking space guide screen of management server automatic regular polling, and the latest state information of LED parking space guide screen itself and its child node is submitted in requirement to. This system can show parking space information in real time, and guiding parking user enters corresponding parking stall, can realize the object that empty parking stall is scheduled in advance.
Description
Technical field
The invention belongs to parking position bootstrap technique field, be specifically related to a kind of parking position and guide systemSystem.
Background technology
In October, 2010, Chinese automobile recoverable amount breaks through 100,000,000 high pointes first, is living through blowout formulaAfter rapid growth, the automobile pollution of China has entered the phase of growing steadily, and assists according to Chinese Automobile Industry 'The demonstration of meeting publish data on January 11st, 2012, China's automobile production and marketing in 2012 breaks through 1,900 ten thousand in pairs, again breaking through record, speedup has all exceeded 4% and has continued to hold a post or title the first in the world. The relevant money of Traffic Administration Bureau of the Ministry of Public SecurityMaterial shows, China's " motorization " tide continuation propelling in 2011. By the end of the year 2011, national motor vehicleRecoverable amount is 2.25 hundred million, wherein 1.06 hundred million, automobile. Ended for the end of the year 2012, Chinese automobile recoverable amountReach 1.25 hundred million, China formally enters auto age.
Huge like this automobile pollution has caused a serious problem, is exactly that vehicle arrives destinationHow to find fast suitable parking stall. And on the other hand, the construction of city parking related facility is relatively stagnantAfter, particularly in the large shopping centre of vehicle flowrate and tourist district, the peak time of parking looks for parking stall difficulty to become being strandedDisturb car owners' a realistic problem.
In prior art, car owner drives to look at the scene parking stall, and often efficiency is very low, also easily causes parking lotTraffic jam. The present invention therefore.
Summary of the invention
The object of the invention is to provide a kind of Parking Guidance System, and the method has solved prior artMiddle parking position can not effectively be managed the user that causes stopping and be difficult to find in time empty parking stall and skyParking stall can not be scheduled in advance or problem that can not be definite in advance.
In order to solve these problems of the prior art, technical scheme provided by the invention is:
A kind of Parking Guidance System, it is characterized in that described system comprise LED parking space guide screen,Parking stall management server, parking lot detector, described parking stall management server and LED parking space guide screen connectConnect, LED parking space guide screen is connected with parking lot detector; Described parking lot detector is positioned at ParkingOn position, for monitoring the state on corresponding parking stall, parking lot, and by the state on corresponding parking stall and self groundLocation information sends to LED parking space guide screen; Described LED parking space guide screen is provided with guiding user to stoppingThe display screen of position, parking stall, connected each parking stall of described LED parking space guide screen automatic regular polling is visitedSurvey the status information of device, and by latest state information storage, and be presented on display screen; Described parking stall pipeEach LED parking space guide screen of reason server automatic regular polling, and require to submit to LED parking space guide screen itselfLatest state information with its child node.
Preferred technical scheme is: in described system, draw parking stall management server and several LED parking stallsLead screen and connect and compose first order master slave relation, LED parking space guide screen is connected with several parking lot detectorsForm second level master slave relation.
Preferred technical scheme is: described parking stall management server comprises the master who is provided with RS-232 interfaceMachine, described main frame connects RS-232/485 hub by RS-232 interface, described RS-232/485Hub connects several LED parking space guide screens by RS-485 bus.
Preferred technical scheme is: each LED parking space guide screen connects several by RS-485 busParking lot detector.
Preferred technical scheme is: described LED parking space guide screen comprises that the STC being connected with display screen is mono-Sheet machine, STC single-chip microcomputer leads to by RS-485 chip and parking stall management server and parking lot detector respectivelyNews.
Preferred technical scheme is: described STC single-chip microcomputer and parking stall management server pass through UART0Interface communication, has high interrupt priority; Described STC single-chip microcomputer and parking stall management server pass throughUART1 interface communication, UART1 is second level interrupt priority level.
Preferred technical scheme is: the mailing address of described parking stall management server is set to 0x0000,The mailing address of LED parking space guide screen and connected parking lot detector is arranged by dip-switch package.
Preferred technical scheme is: in the mailing address of described LED parking space guide screen, the 2nd byte is0, the 1 byte is arranged by dip-switch package; Leading to of the parking lot detector being connected with LED parking space guide screenIn letter address, the 1st byte is identical with LED parking space guide screen, and the 2nd byte is arranged by dip-switch package.
Preferred technical scheme is: described LED parking space guide screen and 220vAC-5VDC Switching Power SupplyConnect power supply, in described LED parking space guide screen, be provided with power management chip power supply is managed.
It is predetermined that the present invention is used for carrying out parking stall, can carry out the predetermined Parking position reservation system in parking stall,Comprise:
User's predetermined terminal, for referring to webserver communication transmission parking stall predetermined instruction and parkingOrder;
Parking stall management server, for parking lot detector communication management parking lot in parking stall take feelingsCondition, communicating by letter with parking stall preset device with limiting or cancel restriction parking stall enters parking stall; Described parking stallManagement server, by network and webserver communication, receives the instruction that the webserver issues, and willParking space information sends to the webserver;
The webserver, for the communication of user's predetermined terminal, the parking stall predetermined instruction of accepted user andCutoff command, and corresponding instruction is handed down to parking stall management server; Also for parking stall management serviceThe parking space information of device communications reception parking stall management server;
Parking lot detector, for monitoring the Parking position bit stealing state of getting on the bus, and will stop accordinglyPosition state sends to parking stall management server;
Parking stall preset device, limits or cancels and limit parking stall for receiving parking stall management server instructionEnter parking stall;
Wherein parking lot detector, parking stall preset device are corresponding one by one, are arranged on each parking stall, parking lot.
Described parking lot detector is used for monitoring the Parking position bit stealing state of getting on the bus, and itself and parking stall are predeterminedDevice is used in conjunction with. Parking lot detector and parking stall preset device are arranged on each parking stall, described parking lotUpper, described main frame is as parking stall management server and webserver communication, described parking lot detector, carPosition preset device respectively with parking stall management server connecting communication.
Carry out the pre-timing in parking stall in parking lot, carry out in accordance with the following steps:
(1) parking lot detector monitoring car bit stealing information on each parking stall in parking lot, believes parking stallBreath is transferred to parking stall management server;
(2) parking stall management server is transferred to the webserver by network by parking space information;
(3) user terminal predetermined terminal and webserver communication, obtains parking space information;
(4) user initiates the instruction of predetermined parking stall by predetermined terminal to the webserver;
(5) webserver is accepted after the predetermined parking stall instruction of predetermined terminal, and instruction is handed down to carPosition management server;
(6) parking stall management server is according to the instruction of predetermined parking stall, opens parking stall pre-on vacant parking stallDetermine device, and revise the predetermined state on corresponding parking stall;
(7) user initiates cutoff command by predetermined terminal to the webserver;
(8) webserver receives this user's cutoff command, and instruction is handed down to parking stall management serviceDevice;
(9) parking stall management server, according to cutoff command, is closed parking stall preset device;
(10) parking lot detector detect user and stop after vehicle taken the information of parking stall, upgrade parking stallState, and transfer to parking stall management server;
(11) parking stall management server upgrades feedback of status to the webserver by parking stall.
Described in described method, predetermined terminal is selected from mobile phone, notebook computer, panel computer, phone.
Described method also comprises parking space information refresh step, and described parking space information refresh step comprises:
(1) in parking lot, on each parking stall, parking lot detector refreshes the parking stall obtaining every some cyclesCommunication is to parking stall management server;
(2) parking stall management server is transferred to the webserver by network by parking stall refreshing information;
(3) webserver upgrades parking space information according to parking stall refreshing information, and upgrades and stop accordinglyParking space information database;
(4) user initiates the request of search parking space information by predetermined terminal to the webserver;
(5) webserver receives after the search parking space information request of predetermined terminal, according to userSearch condition by upgrade after parking space information feed back to user's predetermined terminal.
In described method, user sends the subsidiary scheduled time T requirement of predetermined parking stall instruction or subsidiary pre-The T requirement of fixing time; In the time that user sends the subsidiary scheduled time T requirement of predetermined parking stall instruction, network clothesBusiness device is processed in accordance with the following steps:
(1) webserver is accepted the predetermined parking stall instruction of predetermined terminal, notifies user by relevant informationPredetermined terminal and parking stall management server;
(2) webserver was waited for after the T0 time, with user's predetermined terminal command information of confirming a reservation;When user confirms a reservation after instruction, the instruction of predetermined parking stall parking stall and subsidiary scheduled time T are handed down to parking stallManagement server is opened parking stall preset device on vacant parking stall, and revises the predetermined of corresponding parking stallState.
In described method, T is greater than T0 the scheduled time. Vehicle management server and network clothes in described methodIn business device, all store Parking position layout, on each parking lot, parking stall is visited with corresponding parking stallSurvey device, parking stall preset device corresponding one by one.
Described parking stall management server adopts the mode of poll to obtain each parking lot detector and monitorsThe Parking position bit stealing state of getting on the bus; And parking stall seizure condition information is sent to network serviceDevice.
The described webserver is provided with timing module, and described timing module is pre-according to user's predetermined terminalDetermine parking stall instruction and the scheduled time, timing sends and confirms a reservation to scheduled time forward direction user predetermined terminalParking stall instruction; When the webserver receives the confirmation after the instruction of predetermined parking stall, the instruction of predetermined parking stall is issuedGive parking stall management server.
The predetermined key in Parking position is the predetermined of parking stall, is not only simple reservation, butBy parking stall preset device, the parking stall of reservation is limited, prevent that other vehicles from entering. Due to skill of the present inventionIn art scheme, parking stall preset device and parking lot detector are arranged on each parking stall, and with parking stall oneOne correspondence, object is that the parking stall management server in parking lot can be according to parking stall preset device and car like thisLocation probe is determined parking bit position, also facilitates parking stall management server to start parking stall preset device restrictionVehicle enters parking stall.
Parking space information refreshes according to certain frequency, and parking lot detector is by the parking stall real-time monitoringInformation sends to parking stall management server; Corresponding information is uploaded to network clothes by described parking stall management serverBusiness device, the webserver can provide according to actual real time information the selection on parking stall to user, also sideConvinent car position management server carries out distributing in real time predetermined parking stall in the time that user is stopped.
User's predetermined terminal sends the instruction of predetermined parking stall to the webserver in advance, and additional period condition;When after the predetermined parking stall instruction of webserver accepted user predetermined terminal, can be respectively to parking stall management clothesBusiness device, user's predetermined terminal send corresponding confirmation in advance. In the time that user confirms a reservation parking stall, carPosition management server carries out parking stall by parking stall preset device to be scheduled to. The method has solved parking position notThe problem that can be scheduled in advance or can not be definite in advance.
With respect to scheme of the prior art, advantage of the present invention is:
Technical solution of the present invention is by parking stall management server, LED parking space guide screen and parking lot detectorEquipment connection, parking stall management server can real-time query parking lot in the last state on any parking stallInformation, this system architecture is simple, and communication data amount is few, has reduced data delay; And can real-time managementParking position, parking user can understand the state on parking stall in time, and LED parking space guide screen canShow in real time parking space information, guiding parking user enters corresponding parking stall, can realize empty parking stallPredetermined object in advance.
Brief description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is the system architecture diagram of Parking Guidance System of the present invention;
Fig. 2 is the workflow diagram of parking lot of the present invention LED parking space guide screen
Fig. 3 is the system architecture diagram of parking stall of the present invention reservation system;
Fig. 4 is that Parking of the present invention position reservation system is carried out the predetermined method flow diagram in parking stall.
Detailed description of the invention
Below in conjunction with specific embodiment, such scheme is described further. Should be understood that these embodiment areBe used for the present invention is described and be not limited to limit the scope of the invention. The implementation condition adopting in embodiment is passableDo further adjustment according to the condition of concrete producer, not marked implementation condition is generally in normal experimentCondition.
Embodiment
As shown in Figure 1, described Parking Guidance System, comprises LED parking space guide screen, parking stallManagement server, parking lot detector, described parking stall management server is connected with LED parking space guide screen,Each LED parking space guide screen is connected with parking lot detector; Described parking lot detector is positioned at ParkingOn position, for monitoring the state on corresponding parking stall, parking lot, and by the state on corresponding parking stall and self groundLocation information sends to LED parking space guide screen; Described LED parking space guide screen is provided with guiding user to stoppingThe display screen of position, parking stall, connected each parking stall of described LED parking space guide screen automatic regular polling is visitedSurvey the status information of device, and by latest state information storage, and be presented on display screen; Described parking stall pipeEach LED parking space guide screen of reason server automatic regular polling, and require to submit to LED parking space guide screen itselfLatest state information with its child node.
Wherein LED parking space guide screen uses as repeater, and draw parking stall management server, LED parking stallLeading between screen adopts 485 buses to connect; Between LED parking space guide screen and parking lot detector, also adopt 485Bus connects, and forms a tree type half-duplex operation network. Described parking stall management server comprises and being provided withThe main frame of RS-232 interface, described main frame connects RS-232/485 hub by RS-232 interface,Described RS-232/485 hub connects several LED parking space guide screens by RS-485 bus. LEDParking space guide screen is selected RS-485 repeater.
PC, as main frame, connects 232/485 hub by RS-232 bus and forms parking stall management clothesBusiness device. Parking stall management server and each repeater form the 1st grade of MS master-slave relation, and repeater is coupledEach parking lot detector in bus forms the 2nd grade of MS master-slave relation. The equipment of all devices ground in systemTo be 4 bytes set when dispatching from the factory in location. Mailing address is only 2 bytes, the communication of parking stall management serverAddress is defaulted as 0x0000, and the mailing address of repeater and parking lot detector is established by dip-switch packagePut.
The frame format definition of network service is as shown in table 1, wherein comprises: start bit, destination address, sourceAddress, type, the data segment of fixing 2 bytes, check bit sum stop bits. Start bit is defined as " $ "Character, its numerical value is 0x24; Stop bits is defined as " * " character, and its numerical value is 0x2A.
Table 1 frame format
| Byte: 1 | 2 | 2 | 1 | 2 | 1 | 1 |
| Start bit | Destination address | Source address | Type | Data | Check bit | Stop bits |
Destination address is the mailing address that frame arrives equipment, and special 0xFFFF is broadcast address. SeedbedLocation is the mailing address of frame initiating equipment, and source address cannot be set to 0xFFFF. Repeater communication groundThe 2nd byte of location is 0, the 1st byte of parking lot detector mailing address and his father's devices communicating addressThe 1st byte equate. Parking lot detector can adopt MSP430 single-chip microcomputer, and draw itself and LED parking stallLeading screen drives chip to carry out communication by RS-485.
The type byte definition of native system is as shown in table 2:
The definition of table 2 frame type
| Instruction | Type byte | Explanation |
| ACTIVE | 0x01 | Whether in placely inquire |
| READY | 0x81 | Reply in place |
| DATAREQ | 0x02 | Request of data |
| DATARSP | 0x82 | Data recovery |
| CMDREQ | 0x03 | Command request |
| CMDRSP | 0x83 | Order is replied |
Check byte adopt verification and method carry out, first all byte is added, do not comprise initialPosition and stop bits, be then punctured into result required position long.
The rule of communication of Parking Guidance System is as follows:
(1) the leading whole communication process of parking stall management server. Parking stall management server automatic regular polling is eachIndividual repeater, and the status information of repeater itself and its child node is submitted in requirement to.
(2) status information of each parking lot detector in its bus of repeater automatic regular polling, and by up-to-dateInformation storage is got up, in order to parking stall management server queries.
(3) exist the main frame of MS master-slave relation sending after " ACTIVE " instruction, enter reception etc.Treat state, open overtime control simultaneously. If receive wrong information, continue to wait for; If on ruleIn fixing time, fail to receive the return instruction " READY " of slave, think that slave is not in place, cancelCurrent communication.
(4) exist the main frame of MS master-slave relation to receive after slave return instruction " READY ", canSend " DATAREQ " or " CMDREQ " instruction, and enter accepting state, open super simultaneouslyIn time, is controlled. If receive wrong information, continue to wait for; Receive if failed at the appointed timeReturn instruction " DATARSP " or " CMDRSP " of slave, time-out count device adds 1, and mainMachine resends instruction; If overtime 3 times, return to error message, cancel communication specifically.
(5) after existing the slave of MS master-slave relation to reset, will wait for main frame transmission instruction, and according to specificallyCommand content make and replying. If receive call instruction frame mistake, directly abandon this frame, do not appointWhere manage.
Parking Guidance System is made up of host computer, LED navigational panel and parking lot detector, eachEquipment uses 485 buses to link. Especially, LED navigational panel uses as repeater, has 2Road UART, UART0 links main frame, UART1 link jurisdiction parking lot detector, UART0 hasInterrupt limit priority, there is limit priority with communicating by letter of main frame, UART1 interrupt priority level itsInferior. LED navigational panel is collected each parking space state information that administration parking lot detector provides, and uploadsGive main frame and show idle parking stall quantity and direction.
Parking lot detector and LED navigational panel all have 2 kinds of addresses:
1) 4 byte expansion address extAddr
2) 2 byte address comAddr
Wherein, globally unique extAddr is stored in Flash, and comAddr is opened by 8bit dial-upClose and determine. LED navigational panel comAddr is 0x0100,0x0200 to 0x4000; ComAddr isThe comAddr of the LED navigational panel jurisdiction parking lot detector of 0x0100 is 0x0101,0x0102, extremely0x0140。
As shown in Figure 2, LED navigational panel carries out work according to following process:
(1) LED navigational panel is initialized as wait state, does mailing address at this state LED navigational panelReason, LED navigational panel can be directly and main frame communicate, upload and receive data. LED draws simultaneouslyLead screen possess routing function, once be subject to destination address be administered parking lot detector frame data bag soJust be forwarded to corresponding parking lot detector, if the destination address that parking lot detector is replied is mainMachine mailing address, LED navigational panel is transmitted to main frame by this Frame so.
(2), when the broadcast data frame of receiving from main frame, LED navigational panel is just no longer in waiting for soState, but enter into polling status, the LED navigational panel of polling status starts to pass through to each probeUART1 sends request of data frame, to collect the status information of each parking stall, and by it with 16 bytesForm be stored in array Parking_Info[16] the inside, the feature of these data is that each byte representsCorresponding 4 parking space information. Such as Parking_Info[0] low 2 just represented mailing addressFor the residing parking space information of parking lot detector of navigational panel mailing address+1,00 representative does not have this parking stall to visitSurvey device, 01 represents that this parking stall is occupied, and 02 represents this parking stall free time, and 03 represents that this parking stall is scheduled.The like totally 64, represented maximum 64 parking space information that this LED navigational panel is administered.
(3) in polling procedure, receive the Frame from main frame, preferential according to what reserve in advance soLevel, LED navigational panel is first processed and the communicating by letter of main frame stopping poll. Wherein table 3 is for drawing LED parking stallLead screen and main-machine communication frame type.
Table 3 parking space guide screen and main-machine communication frame type
Wherein Master: main frame; LED:LED parking space guide screen; Decoder parking stall manager.
As shown in Figure 3, parking position reservation system comprises: predetermined terminal, the webserver, parking stallManagement server, parking lot detector, parking stall preset device. Each parking stall in parking lot is provided with carLocation probe and parking stall preset device, parking lot detector is monitored current parking space information, and is real-time transmitted to carPosition management server. Parking stall management server by all parking space information teletransmissions in this parking lot to network serviceDevice. User can obtain by predetermined terminal the parking space information in parking lot, and initiates the instruction of predetermined parking stall.The webserver is stored, processes and reply user's parking stall predetermined instruction, and assigns predetermined parking stallInstruction is to parking stall management server. Parking stall management server, according to the instruction of predetermined parking stall, is opened corresponding parking stallPreset device. User, before stopping, can send cutoff command to the webserver by predetermined terminal,And close parking stall preset device by parking stall management server. Described predetermined terminal comprises: hand is mechanical, electricalWords, computer. Parking stall management server can be used as parking stall management server.
While carrying out parking stall scheduled operation, idiographic flow as shown in Figure 4, wherein:
(1) parking lot detector unloading lot detection information, and transfer to parking stall management server
(2) parking stall management server teletransmission parking space information is to the webserver
(3) user obtains parking space information by predetermined terminal
(4) user initiates the instruction of predetermined parking stall by predetermined terminal
(5) webserver is accepted this user predetermined parking stall instruction, and assigns to parking stall management server
(6) parking stall management server, according to the instruction of predetermined parking stall, is opened parking stall preset device
(7) user initiates cutoff command by predetermined terminal
(8) webserver receives this user's cutoff command, and assigns to parking stall management server
(9) parking stall management server, according to cutoff command, is closed parking stall preset device
(10) user is stopped completely, and parking lot detector upgrades parking space information, and transfers to parking stall management clothesBusiness device
(11) parking stall management server teletransmission parking stall lastest imformation is to the webserver
Below the communication process between system modules is specifically described:
(1) flow process between user's predetermined terminal and the webserver
In prior defined procedure, the flow process between user's predetermined terminal and the webserver is as follows:
S1) first user obtains certain region parking position occupied information by predetermined terminal, then initiatesThe instruction of predetermined parking stall.
S2) webserver is received after user's predetermined parking stall instruction, accepts predetermined work, recordWith preserve the information such as user name, license plate number, the scheduled time and the predetermined area.
S3) before the scheduled time sometime, the webserver is according to the car of current this predetermined areaBit stealing situation is the predetermined parking stall of user assignment, and sends the predetermined terminal of predetermined car item to this user.
S4) if user's predetermined terminal is cancelled this predetermined or overtime not reply, the webserver is recognizedCancel for this is predetermined; Confirm a reservation if user replys, the webserver thinks that this is scheduled to successfully,Upgrade the parking stall seizure condition in this parking lot, and user profile and predetermined car item are sent to parking stall managementServer, opens the preset device on predetermined parking stall.
In docking process, the flow process between user's predetermined terminal and the webserver is as follows:
S1) user, in the time arriving this parking lot, initiates cutoff command by predetermined terminal.
S2) first the webserver inquires about this user's predetermined parking stall instruction, confirms this cutoff command,Then notify parking stall management server to close the preset device on predetermined parking stall.
S3) user, after parking stall preset device cuts out, completes vehicle parking.
(2) flow process between the webserver and parking stall management server
The parking stall management server in each region all has unique regional number, the webserver and parking stall managementWhile communication between server, identify by regional number. Parking stall management server is periodically uploaded parking stall and is accounted forBy information, to the webserver, the up-to-date parking stall that webserver stores each parking stall management server accounts forUse state. According to user's instruction, the webserver is assigned predetermined instruction and the extremely car of appointment of cutoff commandPosition management server.
(3) flow process between parking stall management server and parking lot detector
The parking lot detector of installing on each parking stall all has unique device address, and parking stall management server is adoptedBy the method for poll, periodically each parking lot detector of poll monitors to obtain parking stall seizure condition.Wherein, parking space state is specifically divided into 3 kinds: seizure condition, idle condition and predetermined state.
(4) flow process between parking stall management server and parking stall preset device
The parking stall preset device of installing on each parking stall all has unique device address, parking stall management serverSend the device address that predetermined instruction and cutoff command all comprise parking stall preset device. At the beginning of the preset device of parking stallBegin as closed condition, after receiving the predetermined instruction of parking stall management server, parking stall preset device is opened,Now this parking stall restriction vehicle parking, the state of parking stall preset device switches to opening. Wait to receiveAfter the cutoff command of parking stall management server, parking stall preset device cuts out, and now this parking stall allows vehicle to stopPool, the state of parking stall preset device switches to closed condition.
Above-mentioned example is only explanation technical conceive of the present invention and feature, and its object is to allow is familiar with this skillThe people of art can understand content of the present invention and implement according to this, can not limit protection of the present invention with thisScope. All equivalent transformations that Spirit Essence does according to the present invention or modification, all should be encompassed in of the present inventionWithin protection domain.
Claims (9)
1. a Parking Guidance System, is characterized in that described system comprises LED parking space guide screen, parking stall management serviceDevice, parking lot detector, described parking stall management server is connected with LED parking space guide screen, and LED parking space guide screen and parking stall are surveyedDevice connects; Described parking lot detector is positioned on Parking position, for monitoring the state on corresponding parking stall, parking lot, and by phaseAnswer state and self address information on parking stall to send to LED parking space guide screen; Described LED parking space guide screen is provided with guiding and usesFamily is to the display screen of position, parking stall, the shape of connected each parking lot detector of described LED parking space guide screen automatic regular pollingState information, and by latest state information storage, and be presented on display screen; Described parking stall management server automatic regular polling eachLED parking space guide screen, and the latest state information of LED parking space guide screen itself and its child node is submitted in requirement to; Described system alsoComprise parking stall preset device, be arranged on parking stall, limit or cancel restriction for receiving parking stall management server instructionParking stall enters parking stall;
User's predetermined terminal, for sending parking stall predetermined instruction and cutoff command with webserver communication;
Parking stall management server, for parking lot detector communication management parking lot in parking stall take situation, pre-with parking stallDetermine device communication limit or cancel restriction parking stall enter parking stall; Described parking stall management server is by network and networkServer communication, receives the instruction that the webserver issues, and parking space information is sent to the webserver;
The webserver, for the communication of user's predetermined terminal, parking stall predetermined instruction and the cutoff command of accepted user, and willCorresponding instruction is handed down to parking stall management server; Also for receiving parking stall management server with parking stall management server communicationParking space information;
User obtains the parking space information in parking lot by predetermined terminal, and initiates the instruction of predetermined parking stall, and the webserver is to userParking stall predetermined instruction store, process and reply, and assign the instruction of predetermined parking stall to parking stall management server, parking stall managementServer, according to the instruction of predetermined parking stall, is opened corresponding parking stall preset device, and user, can be by predetermined terminal to net before stoppingNetwork server sends cutoff command, and closes parking stall preset device by parking stall management server.
2. car position management system for parking lot according to claim 1, is characterized in that parking stall management service in described systemDevice and several LED parking space guide screens connect and compose first order master slave relation, LED parking space guide screen and several parking lot detectorsBe connected to form second level master slave relation.
3. car position management system for parking lot according to claim 1, is characterized in that described parking stall management server comprisesBe provided with the main frame of RS-232 interface, described main frame connects RS-232/485 hub by RS-232 interface, described RS-232/485 hub connects several LED parking space guide screens by RS-485 bus.
4. car position management system for parking lot according to claim 1, is characterized in that each LED parking space guide screen passes throughRS-485 bus connects several parking lot detectors.
5. car position management system for parking lot according to claim 1, it is characterized in that described LED parking space guide screen comprise withThe STC single-chip microcomputer that display screen connects, STC single-chip microcomputer is respectively by RS-485 chip and parking stall management server and parking lot detectorCommunication.
6. car position management system for parking lot according to claim 5, is characterized in that described STC single-chip microcomputer and parking stall managementServer is by UART0 interface communication, has high interrupt priority; Described STC single-chip microcomputer and parking stall management server pass throughUART1 interface communication, UART1 is second level interrupt priority level.
7. car position management system for parking lot according to claim 5, is characterized in that the logical of described parking stall management serverLetter address is set to 0x0000, and the mailing address of LED parking space guide screen and connected parking lot detector is by dip-switch packageArrange.
8. car position management system for parking lot according to claim 7, is characterized in that the communication of described LED parking space guide screenIn address, the 2nd byte is 0, the 1 byte and is arranged by dip-switch package; The parking lot detector being connected with LED parking space guide screenIn mailing address, the 1st byte is identical with LED parking space guide screen, and the 2nd byte is arranged by dip-switch package.
9. car position management system for parking lot according to claim 7, is characterized in that described LED parking space guide screen and 220vAC-5VDC Switching Power Supply connects power supply, is provided with power management chip power supply is managed in described LED parking space guide screenReason.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310507172.3A CN103531040B (en) | 2013-10-24 | 2013-10-24 | Parking Guidance System |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310507172.3A CN103531040B (en) | 2013-10-24 | 2013-10-24 | Parking Guidance System |
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| CN103531040A CN103531040A (en) | 2014-01-22 |
| CN103531040B true CN103531040B (en) | 2016-05-04 |
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| CN201310507172.3A Expired - Fee Related CN103531040B (en) | 2013-10-24 | 2013-10-24 | Parking Guidance System |
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| CN105096648A (en) * | 2014-05-12 | 2015-11-25 | 广州市捷众智能科技有限公司 | Multi-mode vehicle detector parking stall guiding and reverse vehicle tracking system |
| CN104778857B (en) * | 2015-04-20 | 2017-06-13 | 浙江宇视科技有限公司 | A kind of intelligent parking position inducible system wiring method and the parking stall inducible system |
| CN106205206B (en) * | 2016-09-12 | 2019-02-19 | 马中游 | A kind of networking parking stall control system and method |
| TWI612501B (en) * | 2016-11-18 | 2018-01-21 | 聖約翰科技大學 | Parking information management method |
| CN107798906A (en) * | 2017-10-18 | 2018-03-13 | 武汉嘉杰电讯科技发展有限公司 | A kind of communication system and its method for underground parking garage guiding |
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| CN202758498U (en) * | 2012-08-07 | 2013-02-27 | 上海中矿电气科技有限公司 | Parking lot parking space guiding system |
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