CN102938216B - Intelligent parking system with reverse vehicle lookup function - Google Patents
Intelligent parking system with reverse vehicle lookup function Download PDFInfo
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- CN102938216B CN102938216B CN201210461906.4A CN201210461906A CN102938216B CN 102938216 B CN102938216 B CN 102938216B CN 201210461906 A CN201210461906 A CN 201210461906A CN 102938216 B CN102938216 B CN 102938216B
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Abstract
The invention provides an intelligent parking system with a reverse vehicle lookup function. The system comprises a parking place status indicator lamp (1), a parking place detection card (2), a vehicle identification card (3), a wireless communication base station (4), a master control computer (5), a camera (6), a vehicle inquiry machine (7) and a parking place guide screen (8). According to the system, vehicle guidance and the reverse lookup function are integrated, the wireless parking place detection card, the wireless vehicle identification card, the vehicle guide screen and the vehicle inquiry machine are used, and the intelligence degree and the efficiency of parking management are greatly improved.
Description
Technical field
The present invention relates to parking lot management field, relate in particular to a kind of intelligent parking system of oppositely seeking car function that possesses.
Background technology
At present, be accompanied by the raising of expanding economy and living standards of the people, vehicle in society is more and more, and particularly, in densely populated region, cities and towns, vehicle rolls up, and increasing along with automobile, take road for fear of automobile, large parking lot has all been set up in a lot of places, and is generally underground parking or parking garage, or even the appearance that also continues of the large parking lot of multilayer, multizone, the problem of " parking difficulty " and " seeking car difficulty " produces thereupon thus:
1, driver can not find idle parking stall after entering parking lot, and in parking lot the invalid searching empty parking space that travels, the problem such as cause parking lot passage to block up, air ambient is severe.Current parking stall guides based on stall testing apparatus, be on each parking stall, to have a stall testing apparatus, for detection of whether there being vehicle in corresponding parking stall, then information is converged to main control equipment, main control equipment control information display screen is issued empty parking space information.Such stall testing apparatus majority is based on infrared acquisition and ultrasonic listening, also had in the last few years based on geomagnetism detecting, but these pick-up units all can only be realized parking stall measure, can not realize the associated of vehicle and parking stall, that is to say to realize and oppositely seek car, only the stall testing apparatus based on image recognition could be realized and oppositely seek car, but, stall testing apparatus based on image recognition need to be installed camera on each parking stall, exist great in constructing amount, wiring is complicated, power consumption is high, high cost problem, cross weak or cross when strong in bias light intensity in addition, image recognition accuracy rate is lower.
2, when driver returns while picking up the car, due to inner part of parking lot situation more complicated, be difficult to again find fast for the moment the parking stall of own vehicle, cause time waste, mood irritability, reduce the problems such as parking lot efficiency of operation.At present, more than 90% parking lot is imported and exported management system and is all used radio-frequency (RF) identification (RFID, Radio Frequency Identification) technology, this system is carried out the vehicles while passing of managing parking field with a kind of ticket card of the RFID of including chip, its object was just charged before leaving parking lot to vehicle, did not relate to location and the application of vehicle parking position in parking lot completely.Therefore, existing underground parking course management system cannot assist driver in the large parking lot of parking hundreds and thousands of vehicles, to find fast its vehicle.
Current reverse vehicle searching system mainly contains following several mode:
1, utilize the locating terminal of swiping the card that is distributed in regional in parking lot, the location of swiping the card.Only need again swipe the card and just can obtain parking spot information while seeking car in the client location of initiatively swiping the card on the locating terminal of swiping the card of respective regions after stopping on inquiry terminal.
2, by the appropriate location in parking lot, multiple RFID readers are installed, so that each parking stall covered in the read range of these RFID readers.Client will get two cards, and an active RFID card stays the position that just can locate onboard this vehicle, and inquires about on inquiry terminal by the another card associated with it.
3, pass through car park areas subregion, and a localization machine (first-selected bar code printer) is set in each region, client obtains a voucher (a for example bar code) from the localization machine of corresponding region after stopping, and when looking for vehicle, only need for example, just can obtain corresponding parking spot information by the machine-readable voucher of guiding (scanning barcode).
But above-mentioned several modes all need to be by other positioning object, and parking stall guiding and vehicle are not found to these two functions and integrate.
In addition, in prior art, also there is another kind of vehicle positioning technology, i.e. global position system (GPS).But the shortcoming that GPS solves vehicle location maximum is that cost is high, technical sophistication, and also indoor or underground parking cannot receive GPS positioning signal, therefore also just cannot utilize GPS technology to realize underground parking vehicle search function.
Summary of the invention
The present invention produces in view of above-mentioned technical matters.The object of the invention is to propose a kind of intelligent parking system of oppositely seeking car function that possesses, in order to realize vehicle guiding and oppositely to seek the integrated of car function, improve degree of intelligence and the efficiency of parking management, the efficiency that improves driver simultaneously and seek car.
Embodiments of the invention provide a kind of intelligent parking system of oppositely seeking car function that possesses, comprise parking stall measure card 2, vehicles identifications card 3, radio communication base station 4, main control computer 5 and vehicle query machine 7, wherein parking stall measure card 2, for detection of having or not of vehicle on parking stall, enter parking stall when parking stall measure card 2 has detected vehicle, send parking space information to the vehicles identifications card 3 entering on the vehicle of this parking stall; Vehicles identifications card 3 for store car information, receives the parking space information that parking stall measure card 2 sends simultaneously, then the related information of parking stall and vehicle is uploaded to radio communication base station 4 by radio channel; Radio communication base station 4, for receiving parking stall that vehicles identifications card 3 uploads and the related information of vehicle, and is transmitted to main control computer 5 by the related information of the parking stall receiving and vehicle; Main control computer 5, for receiving and process parking stall that radio communication base station 4 forwards and the related information of vehicle, in real time sends to vehicle query machine 7 by the related information of parking stall and vehicle simultaneously, makes the information continuous renewal in vehicle query machine 7; Vehicle query machine 7, for receiving after driver's inquiry request, obtains and shows the parking space information of user institute enquiring vehicle, realizes and oppositely seeks car thus.
Further, of the present invention possess the intelligent parking system of oppositely seeking car function and also comprise parking space state pilot lamp 1, and front or top that it is arranged on each parking stall are used to indicate the use state of corresponding parking stall; In the time that vehicle enters or leaves parking stall, parking stall measure card 2 detects on corresponding parking stall, there is car or without car, then, having car information or sending to parking space state pilot lamp 1 without car information, parking space state pilot lamp 1 will be changed into corresponding state in real time; Or in the time that vehicle enters or leaves parking stall, parking stall measure card 2 detects on corresponding parking stall, there is car or without car in real time, then send to main control computer 5 having car information or crossing radio communication base station 4 without car information exchange, send instruction and control the state of parking space state pilot lamp 1 by main control computer 5.
Further, the state of described parking space state pilot lamp 1 is specially: when there is car parking stall, parking space state pilot lamp 1 shows red, and parking stall is during without car, and parking space state pilot lamp 1 shows green; Or when there is car parking stall, parking space state pilot lamp 1 extinguishes, parking stall is during without car, and parking space state pilot lamp 1 lights; Or represent disabled person parking stall by blueness, green flicker represents RESERVED.
Further, of the present invention possess the intelligent parking system of oppositely seeking car function and also comprise parking space guide screen 8, for receiving parking space information and the path indication information that main control computer 5 sends over, and on display screen, show in real time vacant parking space information and the traffic route information that arrives vacant parking stall.
Further, of the present invention possess the intelligent parking system of oppositely seeking car function and also comprise camera 6, for absorbing the image information of the vehicle that enters parking lot, and the vehicle image information of picked-up sent to main control computer 5; Described main control computer 5 adopts image recognition technology to extract license plate number from vehicle image information, so that the managerial personnel at Entrance place or automatic card dispenser are written to the license plate number information of just having obtained in vehicles identifications card 3, this is sent to the driver of vehicle with the vehicles identifications card 3 of license plate number information subsequently, and vehicle driver is just let pass and enters parking lot after taking vehicles identifications card 3.
Further, described parking stall measure card 2 is arranged on side, parking stall, top or installs on the ground in parking stall, and described parking stall measure card 2 is based on earth magnetism, infrared or ultrasound examination.
Further, between described parking stall measure card 2 and vehicles identifications card 3, adopt LF communication, by being set, the emissive power of the low frequency signal that parking stall measure card 2 sends adjusts the coverage of low frequency signal, thus the scope of LF communication is limited in the scope of a parking stall, is parked in vehicles identifications card in the vehicle on certain parking stall and can only receives the low frequency signal that the parking stall measure card installed this parking stall sends.
Further, in described vehicle query machine 7, preserve the electronic chart in vehicle and parking space information and parking lot, when driver returns while picking up the car, only need by the touch-screen on vehicle query machine 7 or indivedual numerals of keyboard inputting license plate number or the number-plate number, vehicle query machine 7 will carry out fuzzy matching the similar number-plate number, show that multiple number-plate numbers and vehicle pictures are on touch-screen, after driver browses, select correct information of vehicles, the vehicle of location oneself fast, vehicle query machine 7 provides the best and seeks bus or train route line subsequently, seeking bus or train route line map and navigation way indicates, or seek route and the step of car with word and speech explanation.Wherein said vehicle query machine 7 at least also has one of following functions: print Query Result and seek bus or train route line chart; Self-help charging; Idle period broadcast advertisement; The briefing of near market and mansion; The consumption reward voucher in inquiry and printing market.
Further, described parking stall measure card 2 comprises vehicle detection element 23, LF communication portion 24 and radio communication portion 25, and wherein vehicle detection element 23, for detection of having or not of vehicle on parking stall; LF communication portion 24, for realizing the LF communication between parking stall measure card 2 and vehicles identifications card 3; Enter parking stall when vehicle detection element 23 has detected vehicle, will send parking space information to the vehicles identifications card 3 entering on the vehicle of this parking stall by LF communication portion 24; Radio communication portion 25, for sending parking space information to radio communication base station 4, realizes the wireless transmission of information between parking stall measure card 2 and radio communication base station 4 thus; Radio communication portion 25 also sends to parking space state pilot lamp 1 in real time for the parking space information that vehicle detection element 23 is detected, to make the timely change state of parking space state pilot lamp 1.
Further, described vehicles identifications card 3 comprises storer 33, LF communication portion 34 and radio communication portion 35, wherein storer 33, the parking space information receiving for store car information and from parking stall measure card 2; LF communication portion 34, for receiving the low frequency signal that parking stall measure card 2 sends, from low frequency signal, obtain parking space information, then the low-frequency information of receiving is carried out to verification, if effective parking space information, by parking space information and information of vehicles association store in storer 34; Radio communication portion 35, for sending the related information of parking stall and vehicle to radio communication base station 4.
Compared with prior art, of the present invention possess the intelligent parking system of oppositely seeking car function and have following beneficial effect:
(1) the present invention has realized vehicle guiding and has oppositely sought the integrated of car function, utilize wireless parking stall measure card, wireless vehicles identifications card, parking space guide screen and vehicle query machine, greatly improve degree of intelligence and the efficiency of parking management, also reduced the energy consumption of difficulty of construction and system simultaneously.Meanwhile, system of the present invention is easy to use, does not need driver's unnecessary action request such as swipe the card, and has overcome the positioning system of swiping the card and has forgotten and swipe the card and can not find the difficult problem of car.
(2) in the present invention, can be according to requirements, by being set, the emissive power of the low frequency signal that LF communication portion sends adjusts the low frequency signal coverage of LF communication portion, the scope of LF communication can be limited in the scope of a parking stall thus, can only receive so be parked in vehicles identifications card in the vehicle on certain parking stall the low frequency signal that the parking stall measure card installed this parking stall sends, this just defines a parking stall can only an associated car, can avoid thus the parking stall situation associated with vehicle error to occur.
(3) the present invention, by adopting license plate number Method of Fuzzy Matching, has avoided, because identifying license plate number causes driver to inquire about the situation less than vehicle institute parking stall by mistake, being convenient to driver and seeking car thus, has increased the efficiency of management in parking lot.In addition, the vehicle query machine in the present invention is selected after correct information of vehicles driver, can provide the best and seek bus or train route line, and driver can also be printed Query Result and be sought bus or train route line chart simultaneously, has greatly improved thus the efficiency that driver seeks car.
Brief description of the drawings
In conjunction with accompanying drawing subsequently, from detailed description below, can apparently draw above-mentioned and other object of the present invention, feature and advantage.In the accompanying drawings:
Fig. 1 shows the composition frame chart that possesses the intelligent parking system of oppositely seeking car function according to of the present invention;
Fig. 2 shows the function composition block diagram that possesses the parking stall measure card in the intelligent parking system of oppositely seeking car function according to of the present invention;
Fig. 3 shows the function composition block diagram that possesses the vehicles identifications card in the intelligent parking system of oppositely seeking car function according to of the present invention.
Embodiment
For a more complete understanding of the present invention and advantage, below in conjunction with drawings and the specific embodiments, the present invention is described in detail.
First,, with reference to figure 1, possess the intelligent parking system of oppositely seeking car function and be described in detail of the present invention.
Of the present invention possess the intelligent parking system of oppositely seeking car function and comprise: parking space state pilot lamp 1, parking stall measure card 2, vehicles identifications card 3, radio communication base station 4, main control computer 5, camera 6, vehicle query machine 7, parking space guide screen 8.Wherein:
Parking space state pilot lamp 1 is arranged on front or the top of each parking stall, is used to indicate the use state of corresponding parking stall.Described parking space state pilot lamp can be controlled by parking stall measure card 2, now parking space state pilot lamp 1 has the radio communication portion communicating with parking stall measure card 2, in the time that vehicle enters or leaves parking stall, parking stall measure card 2 detects on corresponding parking stall, there is car or without car in real time, then send to parking space state pilot lamp 1 having car information or crossing radio communication portion without car information exchange, parking space state pilot lamp 1 will be changed into corresponding state.Described parking space state pilot lamp is controlled by main control computer 5 also can, it is connected with main control computer 5 by 485 buses or ethernet line, now, the state of parking space state lamp is controlled in the instruction that described parking space state pilot lamp sends according to main control computer 5.Further, the general LED lamp group that uses of parking space state pilot lamp 1, its state variation can have multiple form, while having car as parking stall color for red, parking stall during without car color become green; Or while having car, extinguish, during without car, light; Or represent disabled person parking stall by blueness, green flicker represents RESERVED etc.Parking space state variation of the present invention is not limited to above-mentioned state, and function can define as required flexibly.
Described parking stall measure card 2, when use, be arranged on side, parking stall or top, what have also can be arranged on the ground in parking stall, it can be based on geomagnetism detecting, also can be based on infrared or ultrasound examination, power consumption can be accomplished to very low based on geomagnetism detecting and infrared detection, can power with battery.Communication between parking stall measure card 2 and parking space state pilot lamp 1, vehicles identifications card 3, radio communication base station 4 is all to adopt radio communication, and therefore whole parking stall measure card 2 can be that outside does not have line.Parking stall measure card 2 has or not for detection of vehicle on parking stall, enter after an empty parking space at vehicle, physical environment on this parking stall will change, when having detected vehicle, parking stall measure card 2 enters parking stall, will send the occupied information in parking stall to radio communication base station 4 and parking space state lamp 1 by the radio communication portion on it, can send parking space information to the vehicles identifications card 3 entering on the vehicle of this parking stall by LF communication portion simultaneously.In addition, in the time that vehicle leaves parking stall, parking stall measure card 2 detects on corresponding parking stall in real time without car, and then send to parking space state pilot lamp 1 crossing radio communication portion without car information exchange, parking space state pilot lamp will be changed into corresponding state 1.In the present invention, the scope of LF communication is limited in the scope of a parking stall, can only receive so be parked in vehicles identifications card in the vehicle on certain parking stall the low frequency signal that the parking stall measure card installed on this parking stall sends, this just defines a parking stall can only an associated car.Concrete structure for parking stall measure card 2 will be introduced below further.
Described vehicles identifications card 3, when use, be positioned on vehicle, the inside stores the information of vehicles such as licence plate, the driver status card number of vehicle, it can receive the parking space information that described parking stall measure card 2 sends, parking space information and information of vehicles can be uploaded to radio communication base station 4 by radio channel, and then be uploaded to main control computer 5 by radio communication base station 4 simultaneously.Vehicles identifications card 3 can be certain tag card that automobile is fixing, is positioned over for a long time in particular automobile, and the information of vehicles of the inside is changeless; Also can be vehicle system automatic distributing while entering parking lot, information of vehicles be inputted automatically by system, and information can often change because of the difference of vehicle.When vehicles identifications card 3 is flat, in low-power consumption mode, when receiving after the low frequency signal that parking stall measure card 2 sends, will enter normal mode.Vehicles identifications card 3 obtains parking space information from low frequency signal, then the low-frequency information of receiving is carried out to verification, if effective parking space information, vehicles identifications card 3 will be uploaded to radio communication base station 4 the related information of parking stall and vehicle by the radio communication portion on it, and radio communication base station 4 all uploads to main control computer 5 the parking stall measure card of receiving and the information of vehicles identifications card.Parking stall measure card 2 and vehicles identifications card 3 are successfully uploading to parking stall and information of vehicles after radio communication base station 4, just all enter low-power consumption mode, can reach like this object of power saving, also can extend the service time of card simultaneously.Concrete structure for vehicles identifications card 3 will be introduced below further.
Described radio communication base station 4 connects main control computer 5 and vehicles identifications card 3 and parking stall measure card 2, realizes the conversion of signal form and the diversity of card information.Described radio communication base station 4 is for uploading to main control computer 5 by the parking stall and the information of vehicles that receive from parking stall measure card 2 and vehicles identifications card 3.The system according to actual needs scale etc. in such as parking lot arranges the number of radio communication base station.Conventionally, tens even up to a hundred parking stall measure cards and vehicles identifications cards can be managed in base station.
Described main control computer 5 is control centers of system, for receiving and process parking stall and the information of vehicles that radio communication base station 4 is uploaded, and in real time parking space information is sent to parking space guide screen 8 to issue, also in real time parking stall and information of vehicles are sent to vehicle query machine 7, the information in vehicle query machine 7 is constantly updated simultaneously.Main control computer is also for controlling the restrictor bar of gateway, parking lot, and can be used for calculating down time and expense.In addition, the vehicle image information that Master Control Center 5 also sends for receiving camera 6, and adopt image recognition technology to extract license plate number from vehicle image information, so that the managerial personnel at Entrance place or automatic card dispenser are written to the license plate number information of just having obtained in vehicles identifications card 3, this is sent to the driver of vehicle with the vehicles identifications card 3 of license plate number information subsequently, and vehicle driver is just let pass and enters parking lot after taking vehicles identifications card 3.
Described camera 6 is for absorbing the image information of the vehicle that enters parking lot, and the vehicle image information of picked-up is sent to main control computer 5.Camera 6 is generally arranged on the ad-hoc locations such as gateway, parking lot, and all vehicles can only enter camera shot region with same direction and position, and this also provides guarantee for correctly identifying information of vehicles.
Described vehicle query machine 7, the vehicle and the parking space information that send out for receiving main control computer 5.Vehicle query machine 7 provides Man Machine Interface, and driver can be by the relevant information such as license plate number or I.D. of touch-screen or keyboard input oneself, and enquiry machine will demonstrate the position of corresponding storing cycle, and provides recommended route.Specifically, vehicle query machine 7 operated by rotary motion enter parking lot only way which must be passed personnel such as the lift port of buildings, stairs port, halls.In vehicle query machine 7, preserve the electronic chart in vehicle and parking space information and parking lot, when driver returns while picking up the car, only need by the number-plate number of touch-screen or keyboard input oneself, or indivedual numerals of the number-plate number, system will be carried out fuzzy matching the similar number-plate number, show that multiple number-plate numbers and vehicle pictures are on touch-screen, after driver browses, select correct information of vehicles, the vehicle of location oneself fast, system provides subsequently the best and seeks bus or train route line, seeking bus or train route line map and navigation way indicates, also can seek with word and speech explanation route and the step of car.Further, the all right expanded function of vehicle query machine 7 of the present invention, as print Query Result and briefing, the consumption reward voucher in printing market etc. of seeking bus or train route line chart, self-help charging, idle period broadcast advertisement, near market and mansion, can expand according to actual conditions.
Parking space information and path indication information that described parking space guide screen 8 sends over for receiving main control computer 5, and on display screen, show in real time the information of vacant parking stall in modes such as word, symbol, speech explanation, figure or videos and arrive the information of vacant parking stall traffic route, guiding is provided to vehicle drive personnel.
Below, with reference to figure 2, the function composition block diagram that possesses the parking stall measure card 2 in the intelligent parking system of oppositely seeking car function of the present invention is described further.
As shown in Figure 2, parking stall measure card 2 comprises processor 22, vehicle detection element 23, LF communication portion 24 and radio communication portion 25.In addition, parking stall measure card 2 also can comprise battery 21, is used to parking stall measure card 2 to power.Certainly, also can be powered to parking stall measure card 2 by wire by external power source.Processor 22 is CPU (central processing unit) of parking stall measure card 2, for controlling detection, communication and information processing.Vehicle detection element 23 has or not for detection of vehicle on parking stall, specifically can adopt the mode of earth induction to detect, and also can adopt the mode of infrared detection or ultrasound examination to detect.Enter after an empty parking space at vehicle, physical environment on this parking stall will change, when having detected vehicle, vehicle detection element 23 enters parking stall, will send the occupied information in parking stall to radio communication base station 4 and parking space state lamp 1 by the radio communication portion 25 on it, can send parking space information to the vehicles identifications card 3 entering on the vehicle of this parking stall by LF communication portion 24 simultaneously.In addition, in the time that vehicle leaves parking stall, parking stall measure card 2 detects on corresponding parking stall in real time without car, and then send to parking space state pilot lamp 1 crossing radio communication portion 25 without car information exchange, parking space state pilot lamp 1 will be changed into corresponding state.Radio communication portion 25 is for realizing the wireless transmission of information between parking stall measure card 2 and radio communication base station 4, and specifically, radio communication portion 25 is for sending parking space information to radio communication base station 4.In addition, radio communication portion 25 also sends to parking space state pilot lamp 1 in real time for the parking space information that vehicle detection element 23 is detected, to make the timely change state of parking space state pilot lamp 1.LF communication portion 24 is for realizing the radio communication between parking stall measure card 2 and vehicles identifications card 3, specifically, enter parking stall when vehicle detection element 23 has detected vehicle, will send parking space information to the vehicles identifications card 3 entering on the vehicle of this parking stall by LF communication portion 24.In the present invention, can be according to requirements, by being set, the emissive power of the low frequency signal that LF communication portion 24 sends adjusts the low frequency signal coverage of LF communication portion 24, the scope of LF communication can be limited in the scope of a parking stall thus, can only receive so be parked in vehicles identifications card in the vehicle on certain parking stall the low frequency signal that the parking stall measure card installed this parking stall sends, this just defines a parking stall can only an associated car, can avoid thus the parking stall situation associated with vehicle error to occur.
Below, with reference to figure 3, the function composition block diagram that possesses the vehicles identifications card 3 in the intelligent parking system of oppositely seeking car function of the present invention is described further.
As shown in Figure 3, vehicles identifications card 3 comprises processor 32, storer 33, LF communication portion 34 and radio communication portion 35.In addition, vehicles identifications card 3 also can comprise battery 31, is used to vehicles identifications card 3 to power.Processor 32 is CPU (central processing unit) of vehicles identifications card 3, for controlling communication and information processing.Storer 33 is for store car information, the information such as the licence plate of such as vehicle, driver status card number.In addition, storer 34 can also be used for storing the parking space information receiving from parking stall measure card 2.Radio communication portion 35, for realizing the radio communication between vehicles identifications card 3 and radio communication base station 4, specifically, radio communication portion 35 is for sending parking space information and information of vehicles to radio communication base station 4.The wireless signal that LF communication portion 34 sends for receiving parking stall measure card 2, from low frequency signal, obtain parking space information, then the low-frequency information of receiving is carried out to verification, if effective parking space information, by parking space information and information of vehicles association store in storer 34, by radio communication portion 35, the related information of parking stall and vehicle is uploaded to radio communication base station 4 simultaneously.
Below parking stall of the present invention is guided and oppositely seeks wagon flow journey and be described in detail.
In the time that an automobile enters parking lot, the camera at Entrance place can be taken pictures to vehicle, and photo upload is arrived to main control computer, and main control computer extracts license plate number by image recognition technology; If do not place vehicle tag card on this car, the license plate number that the managerial personnel of parking card porch or automatic card chance have just been obtained main control computer writes a vehicles identifications card, and the driver that this vehicles identifications card is issued to vehicle, vehicle driver is just let pass and is entered parking lot after taking vehicles identifications card.If there has been the vehicles identifications card that writes information of vehicles and driver's information on this vehicle, the main control computer of porch will read this vehicles identifications card by card-reading apparatus, if the information in tag card is effective, vehicle will be entered parking lot by clearance.
Vehicle enters behind parking lot, and vehicle driver can find empty parking space according to the state of the information of pointing out on parking space guide screen and parking space state lamp.The parking stall measure card of installing on parking stall can detect having or not of vehicle always, enter after an empty parking space at vehicle, physical environment on this parking stall will change, when having detected vehicle, parking stall measure card enters parking stall, will send the occupied information in parking stall to radio communication base station and parking space state lamp by the radio communication portion on it, can send parking space information to the vehicles identifications card entering on the vehicle of this parking stall by LF communication portion simultaneously.Vehicles identifications card is at ordinary times in low-power consumption mode, when receiving after the low frequency signal that LF communication portion sends, will enter normal mode, receive the parking space information of carrying in low frequency signal, vehicles identifications card can carry out verification to the low-frequency information of receiving, if effective parking space information, vehicles identifications card will be uploaded to radio communication base station the related information of parking stall and vehicle by the radio communication portion on it, radio communication base station all uploads to main control computer the parking stall measure card of receiving and the information of vehicles identifications card, main control computer is being analyzed the information of receiving, if the information of vehicle detection card and parking stall tag card all meets the logic of reserving in advance, main control computer will be published to parking space guide screen and vehicle query machine parking stall and information of vehicles, to upgrade parking stall guidance information and vehicle query data.Parking stall measure card and vehicles identifications are stuck in a parking stall and information of vehicles successfully uploads to after radio communication base station, just all enters low-power consumption mode, can reach like this object of power saving, also can extend the service time of card simultaneously.
In the time that driver picks up the car to parking lot, if unclear how from the entrance position at arrival own vehicle place fast of picking up the car, can near the vehicle query machine of installing entrance, input oneself information of vehicles or personally identifiable information, which position the vehicle that will demonstrate this driver on the screen of vehicle query machine is specifically parked in, and provides the optimal route that arrives corresponding parking stall.
In the time that vehicle leaves parking stall, parking stall measure card detects on corresponding parking stall without car, will be uploaded to radio communication base station and parking space state lamp cross radio communication portion without car information exchange, parking space state lantern festival changes the state of parking space state lamp, radio communication base station can be uploaded to main control computer information, main control computer will release news to parking space guide screen and vehicle query machine, makes their more new datas, refreshes demonstration; At EXIT place, card-reading apparatus can again read the content of vehicles identifications card in car and upload to main control computer, main control computer can calculate time and the expense of parking, simultaneously differentiating this vehicles identifications card according to the card number of vehicles identifications card is that vehicle is provided while entering entrance, and then judgement wants to regain this tag card.When vehicle driver has handed over after expense, vehicle is just used parking lot by clearance.
Compared with prior art, of the present invention possess the intelligent parking system of oppositely seeking car function and have following beneficial effect:
(1) the present invention has realized vehicle guiding and has oppositely sought the integrated of car function, utilize wireless parking stall measure card, wireless vehicles identifications card, parking space guide screen and vehicle query machine, greatly improve degree of intelligence and the efficiency of parking management, also reduced the energy consumption of difficulty of construction and system simultaneously.Meanwhile, system of the present invention is easy to use, does not need driver's unnecessary action request such as swipe the card, and has overcome the positioning system of swiping the card and has forgotten and swipe the card and can not find the difficult problem of car.
(2) in the present invention, can be according to requirements, by being set, the emissive power of the low frequency signal that LF communication portion sends adjusts the low frequency signal coverage of LF communication portion, the scope of LF communication can be limited in the scope of a parking stall thus, can only receive so be parked in vehicles identifications card in the vehicle on certain parking stall the low frequency signal that the parking stall measure card installed this parking stall sends, this just defines a parking stall can only an associated car, can avoid thus the parking stall situation associated with vehicle error to occur.
(3) the present invention, by adopting license plate number Method of Fuzzy Matching, has avoided, because identifying license plate number causes driver to inquire about the situation less than vehicle institute parking stall by mistake, being convenient to driver and seeking car thus, has increased the efficiency of management in parking lot.In addition, the vehicle query machine in the present invention is selected after correct information of vehicles driver, can provide the best and seek bus or train route line, and driver can also be printed Query Result and be sought bus or train route line chart simultaneously, has greatly improved thus the efficiency that driver seeks car.
In addition, can apparently draw for the person of ordinary skill of the art other advantages and amendment.Therefore the present invention who, has more extensive areas is not limited to shown and described illustrating and exemplary embodiment here.Therefore,, in the case of not departing from the spirit and scope by claim and the defined general inventive concept of equivalents thereof subsequently, can make various amendments to it.
Claims (9)
1. one kind possesses the intelligent parking system of oppositely seeking car function, comprise parking stall measure card (2), vehicles identifications card (3), radio communication base station (4), main control computer (5) and vehicle query machine (7), it is characterized in that:
Parking stall measure card (2), for detection of having or not of vehicle on parking stall; When parking stall measure card (2) has detected that vehicle enters parking stall, send parking space information to the vehicles identifications card (3) entering on the vehicle of this parking stall;
Vehicles identifications card (3) for store car information, receives the parking space information that parking stall measure card (2) sends simultaneously, then the related information of parking stall and vehicle is uploaded to radio communication base station (4) by radio channel;
Radio communication base station (4), for receiving parking stall that vehicles identifications card (3) uploads and the related information of vehicle, and is transmitted to main control computer (5) by the related information of the parking stall receiving and vehicle;
Main control computer (5), for receiving and process the parking stall of radio communication base station (4) forwarding and the related information of vehicle, in real time the related information of parking stall and vehicle is sent to vehicle query machine (7), the information in vehicle query machine (7) is constantly updated simultaneously;
Vehicle query machine (7), for receiving after driver's inquiry request, obtains and shows the parking space information of user institute enquiring vehicle, realizes and oppositely seeks car thus;
Further, described parking stall measure card (2) comprises vehicle detection element (23), LF communication portion (24) and radio communication portion (25), wherein:
Vehicle detection element (23), for detection of having or not of vehicle on parking stall;
LF communication portion (24), for realizing the LF communication between parking stall measure card (2) and vehicles identifications card (3); When vehicle detection element (23) has detected that vehicle enters parking stall, LF communication portion (24) will send parking space information to the vehicles identifications card (3) entering on the vehicle of this parking stall;
Radio communication portion (25), for sending parking space information to radio communication base station (4), realizes the wireless transmission of information between parking stall measure card (2) and radio communication base station (4) thus; Radio communication portion (25) also sends to parking space state pilot lamp (1) in real time for the parking space information that vehicle detection element (23) is detected, to make parking space state pilot lamp (1) change in time state;
Further, described vehicles identifications card (3) comprises storer (33), LF communication portion (34) and radio communication portion (35), wherein:
Storer (33), the parking space information receiving for store car information and from parking stall measure card (2);
LF communication portion (34), be used for receiving the low frequency signal that parking stall measure card (2) sends, from low frequency signal, obtain parking space information, then the low-frequency information of receiving is carried out to verification, if effective parking space information arrives parking space information and information of vehicles association store in storer (34);
Radio communication portion (35), for sending the related information of parking stall and vehicle to radio communication base station (4).
2. according to claim 1 possess the intelligent parking system of oppositely seeking car function, and wherein this system further comprises:
Parking space state pilot lamp (1), front or top that it is arranged on each parking stall, be used to indicate the use state of corresponding parking stall;
In the time that vehicle enters or leaves parking stall, parking stall measure card (2) detects on corresponding parking stall, there is car or without car in real time, then having car information or sending to parking space state pilot lamp (1) without car information, parking space state pilot lamp (1) will be changed into corresponding state; Or in the time that vehicle enters or leaves parking stall, parking stall measure card (2) detects on corresponding parking stall, there is car or without car in real time, then send to main control computer (5) having car information or crossing radio communication base station (4) without car information exchange, controlled the state of parking space state pilot lamp (1) by main control computer (5) transmission instruction.
3. according to claim 2 possess the intelligent parking system of oppositely seeking car function, wherein:
The state of parking space state pilot lamp (1) is specially: when there is car parking stall, parking space state pilot lamp (1) shows red, and parking stall is during without car, and parking space state pilot lamp (1) shows green; Or when there is car parking stall, parking space state pilot lamp (1) extinguishes, parking stall is during without car, and parking space state pilot lamp (1) lights; Or represent disabled person parking stall by blueness, green flicker represents RESERVED.
4. according to the intelligent parking system of oppositely seeking car function that possesses described in claim 1-3 any one, wherein this system further comprises:
Parking space guide screen (8), the parking space information and the path indication information that send over for receiving main control computer (5), and on display screen, show in real time vacant parking space information and the traffic route information that arrives vacant parking stall.
5. according to the intelligent parking system of oppositely seeking car function that possesses described in claim 1-3 any one, wherein this system further comprises:
Camera (6), for absorbing the image information of the vehicle that enters parking lot, and sends to main control computer (5) by the vehicle image information of picked-up;
Described main control computer (5) adopts image recognition technology to extract license plate number from vehicle image information, so that the managerial personnel at Entrance place or automatic card dispenser are written to the license plate number information of just having obtained in vehicles identifications card (3), this is sent to the driver of vehicle with the vehicles identifications card (3) of license plate number information subsequently, and vehicle driver is just let pass and enters parking lot after taking vehicles identifications card (3).
6. according to the intelligent parking system of oppositely seeking car function that possesses described in claim 1-3 any one, wherein:
Described parking stall measure card (2) is arranged on side, parking stall, top or installs on the ground in parking stall, and described parking stall measure card (2) is based on earth magnetism, infrared or ultrasound examination.
7. according to the intelligent parking system of oppositely seeking car function that possesses described in claim 1-3 any one, wherein:
Between described parking stall measure card (2) and vehicles identifications card (3), adopt LF communication, by being set, the emissive power of the low frequency signal that parking stall measure card (2) sends adjusts the coverage of low frequency signal, thus the scope of LF communication is limited in the scope of a parking stall, is parked in vehicles identifications card in the vehicle on certain parking stall and can only receives the low frequency signal that the parking stall measure card installed this parking stall sends.
8. according to the intelligent parking system of oppositely seeking car function that possesses described in claim 1-3 any one, wherein:
In vehicle query machine (7), preserve the electronic chart in vehicle and parking space information and parking lot, when driver returns while picking up the car, only need by the touch-screen on vehicle query machine (7) or indivedual numerals of keyboard inputting license plate number or the number-plate number, vehicle query machine (7) will carry out fuzzy matching the similar number-plate number, show that multiple number-plate numbers and vehicle pictures are on touch-screen, after driver browses, select correct information of vehicles, the vehicle of location oneself fast, vehicle query machine (7) provides the best and seeks bus or train route line subsequently, seeking bus or train route line map and navigation way indicates, or seek route and the step of car with word and speech explanation.
9. according to claim 8 possess the intelligent parking system of oppositely seeking car function, and wherein said vehicle query machine (7) at least also has one of following functions:
Print Query Result and seek bus or train route line chart;
Self-help charging;
Idle period broadcast advertisement;
The briefing of near market and mansion;
The consumption reward voucher in inquiry and printing market.
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| CN201210461906.4A CN102938216B (en) | 2012-11-16 | 2012-11-16 | Intelligent parking system with reverse vehicle lookup function |
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