CN103761887A

CN103761887A - Method for positioning vehicles through RFID system in parking lot

Info

Publication number: CN103761887A
Application number: CN201310641436.4A
Authority: CN
Inventors: 何赛灵
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-12-03
Filing date: 2013-12-03
Publication date: 2014-04-30

Abstract

The invention discloses a method for positioning vehicles through an RFID system in a parking lot. According to the method, by numbering parking spaces scientifically and erecting multi-channel RFID readers and reader antennae in the parking lot, it is achieved that each parking space is provided with one reader corresponding to the parking space in serial number. Read-write states of the reader antennae are controlled by the corresponding RFID readers to read the vehicle ID in an electronic tag adhering to a vehicle in each parking space so as to achieve accurate positioning of the vehicles. Rough positioning and accurate positioning of the vehicles in the parking lot are achieved through scientific numbering of the parking spaces, different methods of erecting the RFID readers and the reader antennae in the parking lot and the arrangement of the electronic tag in each vehicle entering the parking lot or exiting from the parking lot.

Description

In a kind of parking lot, utilize rfid system to carry out the method for vehicle location

Technical field

The invention belongs to antenna technology and wireless communication field, relate in a kind of parking lot and utilize rfid system to carry out the method for vehicle location.

Background technology

Radio-frequency (RF) identification is RFID(Radio Frequency Identification) technology, claim again electronic tag, radio frequency identification, a kind ofly can identify specific objective and read and write related data by radio signals, and without the communication technology of setting up machinery or optics between recognition system and specific objective and contacting.Conventional passive RFID has low frequency (125k ~ 134.2K), high frequency (13.56Mhz), ultrahigh frequency (860-960MHz).

Ultra-high frequency RFID technology has the features such as decipherment distance is far away, recognition accuracy is high, recognition speed is fast, antijamming capability is strong, long service life, penetrable nonmetallic materials, and utilization scope is wide.RFID managing system of car parking is realized the intelligent scientific management of Parking position by long distance passive REID, improve efficiency of operation, guarantee vehicle safety.

Summary of the invention

The present invention adopts rfid system to be set up in parking lot, realizes the automatic location of vehicle and the intelligent management in parking lot.

The technical solution used in the present invention is:

By science numbering and parking lot to parking stall, set up multi-channel RF ID reader and reader antenna, realize the reader that there is its reference numeral each parking stall.The read-write state of controlling reader antenna by RFID reader, reads the vehicle ID in the electronic tag that on each parking stall, vehicle adheres to, and realizes the accurate location of vehicle.

The beneficial effect that the present invention has is: adopt intelligentized management mode, from vehicle, enter parking lot until vehicle sails out of parking lot, the all data relevant to this car are all unique relevant with the ID of electronic tag, by this unique ID, can be by such as user, vehicle model, vehicle license, the information such as vehicle color and vehicle image, vehicles while passing field time, parking duration, appointment parking stall numbering, the information such as fee payable are united in database, be convenient to inquiry and storage, by toll administration, the data message of parking guidance and vehicle identification security monitoring subsystem is based upon on same data platform, thereby each subsystem is effectively integrated into a unified Intelligent parking lot management system.

Accompanying drawing explanation

Fig. 1 is that rfid system work schematic diagram is located in parking lot automatically.

Fig. 2 is that parking lot hyperchannel is accurately located rfid system work schematic diagram.

Fig. 3 is that rotation sweep is accurately located rfid system work schematic diagram.

Embodiment

Below in conjunction with accompanying drawing, the present invention is further described:

As shown in Figure 1, every the car that enters parking lot all will be in inlet region through camera-scanning, and after preserving by data processing and information, one comprises paying fees by the hour of car owner's vehicle identification number information etc. and will be dealt in car owner's hand with RFID label card.After stopping, car owner needs this label card 1-1 to stay onboard, so that the next collection of parking information.

Parking lot, according to scientific and effective division methods, is divided into some subregions (as area 0 in figure 01 etc.) by all parking stalls.A reader and reader antenna 1-2(installation reader 001 as interior in subregion 001 are installed) in every sub regions.By reading the design of antenna and electronic tag, control each read range of reading antenna in its corresponding subregion.Reader can be by reading the electronic labeling information in this subregion, confirm whether this subregion has vehicle parking, and an electronic tag ID(who is stopped as: reader 001 reads electronic tag coding ID1, ID5, reader recorded information 001ID1,001ID5; If reader does not read any information, recorded information 0010000).Reader institute recorded information passes to the data handling system 1-3 in parking lot by wifi signal, integration by information is processed, data handling system can know whether every sub regions stops, and the electronic tag information loadeds such as license plate number of the interior institute of every subregion parked vehicle, and communicate information to terminal, be convenient to the parking place of car owner by the own vehicle of terminal self-service query and staff and guide newly to enter car owner and find fast vacant parking stall, realize intellectuality and the high efficiency of parking guidance.

If need in parking lot institute's parked vehicle to be navigated to the rfid system of concrete parking stall more accurately, can adopt scheme as shown in Figures 2 and 3.

As shown in Figure 2, science coding (as parking stall A01, A02 etc. in figure) is carried out by all parking stalls in parking lot.Some parking stalls are integrated into a sub regions (if parking stall A01-A06 in figure is in same subregion), and a hyperchannel reader 2-2 is installed in this subregion.In every parking stall, install one and be wiredly connected to reader antenna 2-3(on reader as reader antenna A01 is installed in the A01 of parking stall).By reading the design of antenna and electronic tag, control each read range of reading antenna in its corresponding parking stall.Hyperchannel reader can be controlled the duty of different channel attached reader antennas, read the electronic tag 2-1 information in different parking stalls, confirm whether each parking stall has vehicle parking, and an electronic tag ID(who is stopped as: reader connects antenna A03, all the other the antenna Wei Fei UNICOM states read.A03 reads electronic tag coding ID1, reader recorded information A03ID1; If reader does not read any information, recorded information A030000).Reader travels through all passages, records all received information of reader antenna being connected on reader.Reader institute recorded information passes to the data handling system 2-4 in parking lot by wifi signal, integration by information is processed, data handling system can know whether each parking stall stops, and the electronic tag information loadeds such as license plate number of institute's parked vehicle in every parking stall, the accurate location that can realize vehicle.

Another can pinpoint RFID method as shown in Figure 3.Similar shown in the method and Fig. 1, a reader 3-2 is only installed in the same area and is wiredly connected to the reader antenna 3-3 on reader.Difference is that this reader antenna is high directionality antenna, and is positioned on an automatic rotation turntable 3-4.By to the isoparametric control of turntable rotational speed; can determine that the read range of reader antenna within the concrete time period is (such as assign the reader instruction of starting working in general control system; turntable rotating speed is that XX turns per minute; the timing of starting working rises in 0-X1 minute and reads parking stall A001 scope interior label, and the label information ID1 reading in this period is recorded as A001ID1; In X1-X2 minute, read parking stall A002 scope interior label, in this period, do not read any information, record A0020000).By the control to automatic turntable and reader, can realize reading of electronic labeling information 3-1 in different parking stalls, confirm whether each parking stall has vehicle parking, and the electronic tag ID that stops.Can realize equally the accurate location of vehicle.

The present invention has stated that a kind of car parking area locates rfid system automatically, by the science numbering to parking stall and the different erection methods of parking lot RFID reader and reader antenna, and the vehicle in turnover parking lot is settled to electronic tag, realize locating roughly and accurately of parking lot vehicle.The rfid system adopting in the present invention, with low cost, easy-to-use, and can combine with internet and data service system, realize more function.In sum, this is automatically located RFID method and has not only realized low cost, but also has the advantages such as multi-functional, workable, has wide using value and market potential.

Claims

1. in parking lot, utilize rfid system to carry out a method for vehicle location, it is characterized in that: all parking stalls in parking lot are divided into some subregions; A reader and reader antenna are installed in every sub regions;

The subregion that described reader antenna read range is its place;

Described reader, by reading the electronic labeling information in this subregion, confirms whether this subregion has vehicle parking, and the electronic tag ID that stops, a car, to there being an electronic tag ID, is provided to car owner by Entrance;

Described reader institute recorded information passes to the data handling system in parking lot by wifi signal, integration by information is processed, data handling system knows whether every sub regions stops, and the information of the interior institute of every subregion parked vehicle, and communicate information to terminal, be convenient to the parking place of car owner by the own vehicle of terminal self-service query and staff and guide newly to enter car owner and find fast vacant parking stall, realize intellectuality and the high efficiency of parking guidance.

2. method according to claim 1, is characterized in that: described reader antenna is high directionality antenna, and is positioned on an automatic rotation turntable reader antenna and reader wired connection; By the control to turntable rotational speed, determine and in a kind of parking lot, utilize rfid system to carry out the method for vehicle location, it is characterized in that: all parking stalls in parking lot are divided into some subregions; A hyperchannel reader is installed in every sub regions, a reader antenna being wiredly connected on hyperchannel reader is installed in every parking stall;

The parking stall that described reader antenna read range is its place;

Described hyperchannel reader is controlled the duty of different channel attached reader antennas, read the electronic labeling information in different parking stalls, confirm whether each parking stall has vehicle parking, and the electronic tag ID that stops, a car, to there being an electronic tag ID, is provided to car owner by Entrance;

Described hyperchannel reader institute recorded information passes to the data handling system in parking lot by wifi signal, integration by information is processed, data handling system knows whether every sub regions stops, and the information of the interior institute of every subregion parked vehicle, and communicate information to terminal, be convenient to the parking place of car owner by the own vehicle of terminal self-service query and staff and guide newly to enter car owner and find fast vacant parking stall, realize intellectuality and the high efficiency of parking guidance.