CN113593248A - Parking lot vehicle searching method based on indoor positioning - Google Patents
Parking lot vehicle searching method based on indoor positioning Download PDFInfo
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- CN113593248A CN113593248A CN202110774113.7A CN202110774113A CN113593248A CN 113593248 A CN113593248 A CN 113593248A CN 202110774113 A CN202110774113 A CN 202110774113A CN 113593248 A CN113593248 A CN 113593248A
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
- G08G1/0175—Detecting movement of traffic to be counted or controlled identifying vehicles by photographing vehicles, e.g. when violating traffic rules
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/0968—Systems involving transmission of navigation instructions to the vehicle
- G08G1/096877—Systems involving transmission of navigation instructions to the vehicle where the input to the navigation device is provided by a suitable I/O arrangement
- G08G1/096883—Systems involving transmission of navigation instructions to the vehicle where the input to the navigation device is provided by a suitable I/O arrangement where input information is obtained using a mobile device, e.g. a mobile phone, a PDA
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/123—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams
- G08G1/127—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams to a central station ; Indicators in a central station
- G08G1/13—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams to a central station ; Indicators in a central station the indicator being in the form of a map
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
- H04W36/0085—Hand-off measurements
- H04W36/0094—Definition of hand-off measurement parameters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/14—Reselecting a network or an air interface
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/023—Services making use of location information using mutual or relative location information between multiple location based services [LBS] targets or of distance thresholds
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/024—Guidance services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/029—Location-based management or tracking services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/33—Services specially adapted for particular environments, situations or purposes for indoor environments, e.g. buildings
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Traffic Control Systems (AREA)
- Navigation (AREA)
Abstract
The invention relates to the technical field of parking management and discloses a parking lot vehicle searching method based on indoor positioning. Through the path network that the coordinate information module found, with path series connection transmission to mobile communication equipment in proper order input direction information, the link of setting up between mobile communication equipment and the on-vehicle communication equipment, according to the mode of two kinds of different signals of distance detection module automatic switch LAN and bluetooth, in time update the route, make the car owner when needs are delivered from the warehouse, guide the user according to mobile device's direction information and find the vehicle position, thereby can guarantee the precision accuracy of location to the at utmost, effectively avoid the influence of distance to seeking the car in-process.
Description
Technical Field
The invention relates to the technical field of parking management, in particular to a parking lot vehicle searching method based on indoor positioning.
Background
With the increasing number of vehicles, the space supply of open parking lots is obviously insufficient, large underground parking lots have become the mainstream, and in such large parking lots, due to the unfamiliarity of users with the building environment of the parking lots, indoor positioning is required to track subject information in real time, and a specific parking lot vehicle searching method is proposed.
At present, in the process of searching for a car in a parking lot, position coordinates are often uploaded in the process of searching for the parking space, so that the difficulty in the car searching process is increased, the time of a car owner is seriously delayed, in the process of searching for the car, the position positioning accuracy is greatly influenced by the environment, and accurate position service is difficult to ensure.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the parking lot vehicle searching method based on indoor positioning, which has the advantages of high position positioning accuracy, cost saving and the like, and solves the problems of high difficulty and serious time loss in the vehicle searching process.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a parking lot vehicle searching method based on indoor positioning comprises a license plate acquisition module, vehicle-mounted communication equipment, a vehicle positioning module, a ground library map module, local area network transmission, a distance detection module, Bluetooth signal transmission, a coordinate information module and mobile communication equipment, and comprises the following steps:
s1, in the process of warehousing the vehicle, the license plate acquisition module acquires and identifies the license plate of the vehicle entering the warehouse in real time, the information such as the license plate and the warehousing time is recorded into the vehicle-mounted communication equipment, and meanwhile, the mobile communication equipment and the vehicle-mounted communication equipment of the vehicle owner are ensured to be connected into the same local area network and Bluetooth signals to establish connection;
s2, after the vehicle continues to drive to the parking space, the internal vehicle positioning module carries out map calibration of the vehicle position in a ground garage map module in the parking lot, if the vehicle needs to be driven to change the parking space, the vehicle position cannot be locked, and the internal vehicle positioning module cannot be transmitted to the ground garage map module for carrying out position calibration;
s3, after the vehicle position is stationary for a long time, the vehicle position is locked and fed back to the coordinate information module, the coordinate information module constructs a digital map coordinate, the association of corresponding parking space numbers is generated according to the horizontal vertical row of the coordinate, and meanwhile, the mobile communication equipment of the vehicle owner positions the mobile equipment of the vehicle owner and sends the mobile equipment of the vehicle owner to the coordinate information module together to generate the position number of the vehicle owner;
s4, in the coordinate information module, starting path network construction, automatically linking to the corresponding key vehicle position number by taking the position number of the mobile communication device as a starting point, then searching the shortest passing path between the two points, and sequentially and serially transmitting the paths to the mobile communication device for inputting guide information;
s5, when guiding information is input, a link is built between the mobile communication device and the vehicle-mounted communication device, two different signal modes of a local area network and a Bluetooth are automatically switched according to the distance detection module, the Bluetooth signal is preferred within 50m, otherwise, the local area network is adopted, a route is updated in time, and a user is guided to find the position of the vehicle according to the guiding information of the mobile device when the vehicle owner needs to leave the garage.
Preferably, the license plate acquisition module is used for recognizing license plate images of users, and the vehicle positioning module and the mobile equipment can automatically read vehicle physical addresses and mobile physical addresses.
Preferably, the map model of the parking lot comprises a drawing model of the parking lot, and the coordinate information module takes the position of entering the parking lot as a coordinate center point and displays the position of the vehicle-mounted communication equipment and the position of the mobile communication equipment in the map of the parking lot.
Preferably, the distance detection module automatically switches according to GPS positioning between devices, and the distance detection module simultaneously transmits wireless signals to the vehicle-mounted communication device and the mobile communication device.
(III) advantageous effects
Compared with the prior art, the invention provides a parking lot vehicle searching method based on indoor positioning, which has the following beneficial effects:
1. the parking lot vehicle searching method based on indoor positioning comprises the steps that vehicle license plates entering a parking lot are collected and identified in real time through a license plate collecting module, map calibration of vehicle positions is carried out on a map module of a ground garage of an internal vehicle positioning module in the parking lot, when a driving vehicle needs to change a parking space, the vehicle positions cannot be locked, the internal vehicle positioning module cannot be transmitted to the map module of the ground garage for position calibration, and the vehicle positions can be locked and fed back to a coordinate information module after being static for a long time.
2. According to the parking lot vehicle searching method based on indoor positioning, the path is sequentially transmitted to the mobile communication equipment in series through the path network constructed by the coordinate information module to input guide information, the link constructed between the mobile communication equipment and the vehicle-mounted communication equipment automatically switches the modes of two different signals, namely a local area network and a Bluetooth according to the distance detection module, and the route is updated in time, so that a vehicle owner can guide a user to find the position of a vehicle according to the guide information of the mobile equipment when the vehicle owner needs to leave a warehouse, the accuracy of positioning can be guaranteed to the greatest extent, and the influence of the distance on the vehicle searching process is effectively avoided.
Drawings
FIG. 1 is a schematic structural diagram of a vehicle locating system according to the present invention;
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a parking lot vehicle searching method based on indoor positioning includes a license plate collecting module, a vehicle-mounted communication device, a vehicle positioning module, a ground library map module, a local area network transmission, a distance detection module, a bluetooth signal transmission, a coordinate information module, and a mobile communication device, and includes the following steps:
s1, in the process of warehousing the vehicle, the license plate acquisition module acquires and identifies the license plate of the vehicle entering the warehouse in real time, the information such as the license plate and the warehousing time is recorded into the vehicle-mounted communication equipment, and meanwhile, the mobile communication equipment and the vehicle-mounted communication equipment of the vehicle owner are ensured to be connected into the same local area network and Bluetooth signals to establish connection;
s2, after the vehicle continues to drive to the parking space, the internal vehicle positioning module carries out map calibration of the vehicle position in a ground garage map module in the parking lot, if the vehicle needs to be driven to change the parking space, the vehicle position cannot be locked, and the internal vehicle positioning module cannot be transmitted to the ground garage map module for carrying out position calibration;
s3, after the vehicle position is stationary for a long time, the vehicle position is locked and fed back to the coordinate information module, the coordinate information module constructs a digital map coordinate, the association of corresponding parking space numbers is generated according to the horizontal vertical row of the coordinate, and meanwhile, the mobile communication equipment of the vehicle owner positions the mobile equipment of the vehicle owner and sends the mobile equipment of the vehicle owner to the coordinate information module together to generate the position number of the vehicle owner;
s4, in the coordinate information module, starting path network construction, automatically linking to the corresponding key vehicle position number by taking the position number of the mobile communication device as a starting point, then searching the shortest passing path between the two points, and sequentially and serially transmitting the paths to the mobile communication device for inputting guide information;
s5, when guiding information is input, a link is built between the mobile communication device and the vehicle-mounted communication device, two different signal modes of a local area network and a Bluetooth are automatically switched according to the distance detection module, the Bluetooth signal is preferred within 50m, otherwise, the local area network is adopted, a route is updated in time, and a user is guided to find the position of the vehicle according to the guiding information of the mobile device when the vehicle owner needs to leave the garage.
The license plate acquisition module is used for recognizing license plate images of users, and the vehicle positioning module and the mobile equipment can automatically read vehicle physical addresses and mobile physical addresses.
The map model of the ground library comprises a drawing model of a parking lot, the coordinate information module takes a position of entering the library as a coordinate central point, and the position of the vehicle-mounted communication equipment and the position of the mobile communication equipment are displayed in the map of the parking lot.
The distance detection module automatically switches according to GPS positioning between the devices, and simultaneously sends wireless signals to the vehicle-mounted communication device and the mobile communication device.
When the system is used and a vehicle is put in storage, the license plate acquisition module is used for acquiring and identifying the license plate of the vehicle which enters the storage in real time, the information of the license plate, the storage time and the like is recorded into the vehicle-mounted communication equipment, meanwhile, the mobile communication equipment and the vehicle-mounted communication equipment of a vehicle owner are ensured to be connected into the same local area network and Bluetooth signals to establish connection, when the vehicle continuously runs to a parking space, the internal vehicle positioning module carries out map calibration of the position of the vehicle in the map module of the parking lot, if the vehicle needs to be changed, the position of the vehicle cannot be locked, the internal vehicle positioning module cannot be transmitted into the map module of the parking lot to carry out position calibration, and the position of the vehicle is locked and fed back to the coordinate information module until the position of the vehicle is static for a long time, so that the position information of the vehicle can be updated in real time, and the position coordinate is prevented from being uploaded in the process of searching the parking space, after a coordinate information module constructs a digital map coordinate, generating association of corresponding parking space numbers according to a horizontal vertical column of the coordinate, simultaneously positioning and sending self mobile equipment to the coordinate information module by a mobile communication device of a vehicle owner, generating a self position number, simultaneously starting path network construction, automatically linking to a corresponding key vehicle position number by taking the self position number as a starting point, searching a shortest passing path between the two points, sequentially and serially transmitting the paths to the mobile communication device for inputting guide information, constructing a link between the mobile communication device and vehicle-mounted communication device, automatically switching modes of two different signals of a local area network and Bluetooth according to a distance detection module, updating a route in time, leading the user to find the vehicle position according to the guide information of the mobile device when the vehicle owner needs to leave a warehouse, and adopting a dual-mode design so as to ensure accurate positioning to the maximum extent, the influence of the distance on the vehicle searching process is effectively avoided.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A parking lot vehicle searching method based on indoor positioning comprises a license plate acquisition module, vehicle-mounted communication equipment, a vehicle positioning module, a ground library map module, local area network transmission, a distance detection module, Bluetooth signal transmission, a coordinate information module and mobile communication equipment, and comprises the following steps:
s1, in the process of warehousing the vehicle, the license plate acquisition module acquires and identifies the license plate of the vehicle entering the warehouse in real time, the information such as the license plate and the warehousing time is recorded into the vehicle-mounted communication equipment, and meanwhile, the mobile communication equipment and the vehicle-mounted communication equipment of the vehicle owner are ensured to be connected into the same local area network and Bluetooth signals to establish connection;
s2, after the vehicle continues to drive to the parking space, the internal vehicle positioning module carries out map calibration of the vehicle position in a ground garage map module in the parking lot, if the vehicle needs to be driven to change the parking space, the vehicle position cannot be locked, and the internal vehicle positioning module cannot be transmitted to the ground garage map module for carrying out position calibration;
s3, after the vehicle position is stationary for a long time, the vehicle position is locked and fed back to the coordinate information module, the coordinate information module constructs a digital map coordinate, the association of corresponding parking space numbers is generated according to the horizontal vertical row of the coordinate, and meanwhile, the mobile communication equipment of the vehicle owner positions the mobile equipment of the vehicle owner and sends the mobile equipment of the vehicle owner to the coordinate information module together to generate the position number of the vehicle owner;
s4, in the coordinate information module, starting path network construction, automatically linking to the corresponding key vehicle position number by taking the position number of the mobile communication device as a starting point, then searching the shortest passing path between the two points, and sequentially and serially transmitting the paths to the mobile communication device for inputting guide information;
s5, when guiding information is input, a link is built between the mobile communication device and the vehicle-mounted communication device, two different signal modes of a local area network and a Bluetooth are automatically switched according to the distance detection module, the Bluetooth signal is preferred within 50m, otherwise, the local area network is adopted, a route is updated in time, and a user is guided to find the position of the vehicle according to the guiding information of the mobile device when the vehicle owner needs to leave the garage.
2. The parking lot vehicle searching method based on indoor positioning as claimed in claim 1, wherein: the license plate acquisition module is used for recognizing license plate images of users, and the vehicle positioning module and the mobile equipment can automatically read vehicle physical addresses and mobile physical addresses.
3. The parking lot vehicle searching method based on indoor positioning as claimed in claim 1, wherein: the map model of the parking lot comprises drawing modeling of the parking lot, and the coordinate information module takes the position of entering the parking lot as a coordinate central point and displays the position of the vehicle-mounted communication equipment and the position of the mobile communication equipment in the map of the parking lot.
4. The parking lot vehicle searching method based on indoor positioning as claimed in claim 1, wherein: the distance detection module automatically switches according to GPS positioning between the devices, and simultaneously sends wireless signals to the vehicle-mounted communication device and the mobile communication device.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110774113.7A CN113593248A (en) | 2021-07-08 | 2021-07-08 | Parking lot vehicle searching method based on indoor positioning |
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| CN202110774113.7A CN113593248A (en) | 2021-07-08 | 2021-07-08 | Parking lot vehicle searching method based on indoor positioning |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114590246A (en) * | 2022-05-09 | 2022-06-07 | 远峰科技股份有限公司 | Dual-channel communication automatic parking method, device, equipment and storage medium |
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