CN113313960A - Station visualization path guiding method and system based on V2X - Google Patents
Station visualization path guiding method and system based on V2X Download PDFInfo
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- CN113313960A CN113313960A CN202110463159.7A CN202110463159A CN113313960A CN 113313960 A CN113313960 A CN 113313960A CN 202110463159 A CN202110463159 A CN 202110463159A CN 113313960 A CN113313960 A CN 113313960A
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- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000012800 visualization Methods 0.000 title claims description 19
- 238000012790 confirmation Methods 0.000 claims abstract description 15
- 238000012384 transportation and delivery Methods 0.000 claims abstract description 7
- 238000004891 communication Methods 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 4
- 238000007726 management method Methods 0.000 abstract description 5
- 230000000007 visual effect Effects 0.000 abstract description 3
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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
- G08G1/0969—Systems involving transmission of navigation instructions to the vehicle having a display in the form of a map
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/14—Traffic control systems for road vehicles indicating individual free spaces in parking areas
- G08G1/145—Traffic control systems for road vehicles indicating individual free spaces in parking areas where the indication depends on the parking areas
- G08G1/148—Management of a network of parking areas
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Abstract
The invention relates to the technical field of parking lot management, in particular to a method and a system for guiding a visual parking lot path based on V2X. The method comprises the following steps: acquiring a station parking space map sent by a road side unit; establishing contact with a V2X vehicle entering or in the station, and receiving a driving request of the V2X vehicle; sending a confirmation signal with parking information or delivery information to the V2X vehicle; and receiving a feedback signal with the selected driving route of the V2X vehicle, and making and sending a guide path to the V2X vehicle. According to the invention, V2X vehicles are interacted through a server and a road side unit in a specific scene, such as an underground garage, when the vehicles enter the station or are ready to be taken out of the garage, a station map is provided through the road side unit, the server provides a guide path for the vehicles, the vehicles are guided to be parked or taken out of the garage quickly, the time of finding parking spaces of the vehicles in the underground garage is reduced, the management efficiency of entering and exiting the garage in the station is improved, and the parking experience of vehicle owners is increased.
Description
Technical Field
The invention relates to the technical field of parking lot management, in particular to a method and a system for guiding a visual parking lot path based on V2X.
Background
With the development of society and the improvement of people level, intelligent parking lots are receiving more attention of users and merchants in the future. Nowadays, the development of large-scale underground space has the planning of parking lots, and the main reason is that the total quantity of urban automobiles is continuously increased, and the phenomena of insufficient corresponding parking lots and difficult driving and parking of urban automobiles are very common. Therefore, underground space is fully utilized to build the parking lot, and the method plays an important role in relieving urban road congestion.
At present, when a map service of vehicle navigation enters an underground parking lot, the service is easily stopped due to the loss of a GPS navigation signal, and a vehicle owner can plan a parking path only through self judgment in the underground parking lot. Therefore, the underground parking garage is low in parking efficiency, easy to plug, poor in car owner experience, and the parking lot needs to send special guide personnel for guiding, so that the operation cost of the parking lot is increased.
Disclosure of Invention
The invention provides a visual station path guiding method and system based on V2X, and aims to solve the technical problems that the parking efficiency of an underground parking lot is low, the use experience of car owners is poor, and the operation cost of the parking lot is high.
In order to solve the technical problems, the technical scheme of the invention is as follows:
a station visualization path guiding method based on V2X is characterized in that the method is applied to a station visualization path guiding system based on V2X, and the system comprises a server and a road side unit; the method comprises the following steps:
acquiring a station parking space map sent by a road side unit;
establishing contact with a V2X vehicle entering or in the station, and receiving a driving request of the V2X vehicle;
sending a confirmation signal with parking information or delivery information to the V2X vehicle;
and receiving a feedback signal with the selected driving route of the V2X vehicle, and making and sending a guide path to the V2X vehicle.
Further, obtaining the station parking space map that roadside unit sent includes:
acquiring a station parking space map sent by a road side unit;
and updating the parking space map of the station in real time according to the parking position of the vehicle entering the station.
Further, the real-time updating station parking space map is subjected to summary updating through the parking selection of the V2X vehicle and the parking space sensors in the station.
Further, before the receiving the driving request of the V2X vehicle, the method further includes:
the V2X vehicle acquires a station parking space map sent by the road side unit;
the V2X vehicle sends a driving request according to an external operation instruction.
Further, the driving request comprises a request for applying for warehousing or a request for applying for ex-warehousing.
Further, the sending of the confirmation signal with the parking space available information or the exit information to the V2X vehicle specifically includes:
if a request for applying for parking is received from the V2X vehicle, sending a confirmation signal with parking space information to the V2X vehicle;
and if the request for the departure of the V2X vehicle is received, sending a confirmation signal with the exit information to the V2X vehicle.
Further, the parking information is a parking space or a parking route; the exit information is an exit position or an exit route which can be taken out of the warehouse.
Further, the receiving the feedback signal with the selected driving route of the V2X vehicle, and the making and sending the guiding path to the V2X vehicle includes:
if the V2X vehicle selects a parking space in a garage, locking the parking space, and updating a map in the station in real time;
the corresponding guide path is sent to the V2X vehicle.
Further, the server and the V2X vehicle establish communication by adopting a 5G network.
The invention also provides a station visualization path guiding system based on V2X, which comprises:
the road side unit is used for acquiring a position map in the station and sending the position map to the server and the V2X vehicles in the station; and
the server is used for contacting with the V2X vehicle and processing information of the warehouse entry and exit request of the V2X vehicle;
the station visualization path guidance system executes the following steps through a server:
acquiring a station parking space map sent by a road side unit;
establishing contact with a V2X vehicle entering or in the station, and receiving a driving request of the V2X vehicle;
sending a confirmation signal with parking information or delivery information to the V2X vehicle;
and receiving a feedback signal with the selected driving route of the V2X vehicle, and making and sending a guide path to the V2X vehicle.
According to the invention, V2X vehicles are interacted through a server and a road side unit in a specific scene, such as an underground garage, when the vehicles enter the station or are ready to be taken out of the garage, a station map is provided through the road side unit, the server provides a guide path for the vehicles, the vehicles are guided to be parked or taken out of the garage quickly, the time of finding parking spaces of the vehicles in the underground garage is reduced, the management efficiency of entering and exiting the garage in the station is improved, and the parking experience of vehicle owners is increased.
Drawings
Fig. 1 is a structural flow chart of a station visualization path guidance method based on V2X in an embodiment of the present invention.
Fig. 2 is a flowchart illustrating a detailed structure of step 101 of the path guiding method according to an embodiment of the present invention.
Fig. 3 is a flowchart illustrating a detailed structure of step 103 of the path guiding method according to an embodiment of the present invention.
Fig. 4 is a flowchart illustrating a detailed structure of step 104 of the path guiding method according to an embodiment of the present invention.
Fig. 5 is a flowchart illustrating a path guiding method according to an embodiment of the present invention.
Fig. 6 is a block diagram of a path guidance system according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Examples
Fig. 1 shows a structural flow chart of the station visualization path guidance method based on V2X in this embodiment.
As shown in fig. 1, the present embodiment provides a station visualized route guidance method based on V2X, which is applied to a station visualized route guidance system based on V2X, where the guidance system includes a server and a roadside unit. Specifically, the station visualization path guidance method comprises the following steps:
101. and acquiring a station parking space map sent by the road side unit.
The roadside unit can broadcast a parking space map in a station, and the server receives the station parking space map sent by the roadside unit and counts and updates parking conditions in the map on the basis of the station parking space map.
The station in this embodiment specifically includes an underground parking garage, or other parking lots that cannot receive GPS signals.
102. Contact is established with the V2X vehicle entering or in the station, and the driving request of the V2X vehicle is received.
When a V2X vehicle enters a station or a V2X vehicle in the station is started, the server establishes contact with the V2X vehicle through the Internet and monitors and receives a driving request sent by the V2X vehicle in real time. Specifically, the V2X vehicle can receive the station parking space map provided by the road side unit while establishing the connection, and the station parking space map is displayed in the corresponding human-computer interaction interface.
For example, when a vehicle equipped with V2X equipment travels to an underground parking lot entrance, a station parking space map broadcasted by an RSU (road side unit) is received, and the map can be displayed on an HMI (Human Machine Interface) navigation Interface of the vehicle, and after the vehicle establishes a connection with a server, the vehicle can ask the server for a route guidance service by issuing a vehicle request. Specifically, the driving request includes a request intention of the vehicle, such as a request for a vehicle to enter a garage. Certainly, after the vehicle and the server are contacted simultaneously, the request mode may be that the server displays request options on a navigation interface of the vehicle, for example, a warehousing option and a delivery option, and the vehicle may send a driving request to the server by clicking the corresponding options.
103. A confirmation signal with parking information or delivery information is sent to the V2X vehicle.
The server combines the received driving request with the site parking space map for calculation and processing, makes an optimal parking space plan or path plan according to the position of the vehicle and the position of an empty parking space or an exit in the site, and sends the optimal parking space plan or path plan to the V2X vehicle through a communication network.
104. And receiving a feedback signal with the selected driving route of the V2X vehicle, and making and sending a guide path to the V2X vehicle.
After receiving the parking space planning or path planning of the server, the V2X vehicle can select a parking space or a path according to the requirements of an owner of the vehicle, feedback signals are given to the server after the parking space or the path planning is selected, the server locks the selected parking space after the vehicle is determined, a guide path is sent to the vehicle, and the vehicle displays the corresponding guide path through a navigation interface.
The method has the advantages that the V2X vehicles are interacted through the specific scenes such as the server and the road side unit in the underground garage, when the vehicles enter the station or are ready to leave the garage, the station map is provided through the road side unit, the server provides a guide path mode for the vehicles, the vehicles are guided to park or leave the garage fast, the time of finding parking spaces of the vehicles in the underground garage is shortened, the management efficiency of entering and leaving the garage in the station is improved, and the parking experience of vehicle owners is improved.
Fig. 2 shows a flowchart of a specific structure of step 101 of the path guidance method in this embodiment.
In some embodiments, as shown in fig. 2, the step of obtaining the station parking space map sent by the road side unit specifically includes:
201. and acquiring a station parking space map sent by the road side unit.
202. And updating the parking space map of the station in real time according to the parking position of the vehicle entering the station.
After the server acquires the station parking space map, the station parking space map is updated in real time according to hardware equipment in the station and communication data of the vehicles V2X, and the problem of wrong guidance when a plurality of vehicles enter the station simultaneously is solved. Specifically, the server fuses various data to monitor the parking space condition in the station, for example, cameras or radar data installed at the parking space.
As a preferred embodiment of the above embodiment, the real-time update yard space map is collectively updated by the parking selection of the vehicle V2X and the space sensors in the yard.
In some embodiments, prior to receiving the driving request of the V2X vehicle, the operating step within the route guidance system further comprises:
the V2X vehicle acquires a station parking space map sent by the road side unit;
the V2X vehicle sends a driving request according to an external operation instruction.
The V2X vehicle can receive the site parking space map sent by the road side unit while establishing contact with the server, and can send a driving request to the server according to the site parking space map and corresponding request options given by the server based on the site parking space map. For example, the server provides the warehousing or ex-warehousing options on the navigation interface of the V2X vehicle in the process of V2X vehicle communication, and the vehicle owner can send a driving request to the server through a corresponding instruction.
Fig. 3 shows a flowchart of a specific structure of step 103 of the path guidance method in this embodiment.
In some embodiments, the driving request includes a request for parking or a request for leaving. Preferably, the step of sending the confirmation signal with the parking space available information or the exit information to the V2X vehicle specifically includes:
301. and if a request for applying for warehousing of the V2X vehicle is received, sending a confirmation signal with parking space information to the V2X vehicle.
302. And if the request for the departure of the V2X vehicle is received, sending a confirmation signal with the exit information to the V2X vehicle.
In some embodiments, the parking information is a parking available space or a parking available route; the exit information is an exit position or an exit route which can be taken out of the warehouse.
Fig. 4 is a flowchart illustrating a specific structure of step 104 of the path guidance method in this embodiment.
In some embodiments, as shown in fig. 4, the step of receiving the feedback signal with the selected driving route of the V2X vehicle, and the step of establishing and sending the guiding route to the V2X vehicle specifically includes:
401. and if the V2X vehicle selects a parking space for storage, locking the parking space, and updating the map in the station in real time.
402. The corresponding guide path is sent to the V2X vehicle.
The parking lot parking system comprises a parking lot, a server, a navigation interface, a server and a display, wherein the parking lot is locked by a driver according to display on the navigation interface and returned to the server through the Internet, the server can update parking lot information in the parking lot in real time, and meanwhile, the driver can park the parking lot quickly according to a selected driving route, so that the time of entering and leaving the parking lot in the parking lot is reduced.
In some embodiments, the server and the V2X vehicle establish communication using a 5G network.
For better operation experience, this embodiment provides a specific implementation of the station visualized path guiding method, as shown in fig. 5, specifically, in this embodiment, a server employs an MEC (Mobile Edge Computing, Edge Computing center), when a vehicle carrying V2X equipment travels to a station, such as an entrance of an underground parking lot, the vehicle receives a station internal map message broadcast by a roadside unit, and at the same time, the vehicle sends a driving request to the MEC according to an operation of a vehicle owner, specifically, the request includes a request intention of the vehicle, such as a vehicle application warehousing information. At the server side, the MEC also receives a site internal map broadcast by a roadside unit at the entrance of the underground parking garage, and the message contains parking space information, parking space state and overall layout of the underground parking garage.
After the MEC is linked with the vehicle, the MEC combines a driving request of the vehicle with the garage map information to calculate, performs optimal path planning according to the position of the vehicle and the position of the garage empty space, and gives an obtained path guiding scheme to the vehicle through a 5G network.
Meanwhile, if a plurality of vehicles enter from different entrances, the MEC can obtain the updated parking space state in real time and periodically update the path planning scheme of the vehicles to the vehicles. After receiving the path planning scheme, the V2X vehicle displays the path planning scheme on HMI (Human Machine Interface) equipment through a vehicle body CAN bus. And the driver locks the parking space according to the display on the HMI and returns the parking space to the MEC through 5G, and the MEC can update the parking space information of the parking lot in real time.
Fig. 6 shows a block diagram of the path guidance system in the present embodiment.
As shown in fig. 5, the embodiment further provides a station visualized path guiding method based on V2X, where the system includes a road side unit and a server, where the road side unit is configured to obtain a location map in the station and send the location map to the server and a V2X vehicle in the station. The server is used for contacting with the V2X vehicle and processing information of the warehouse entry and exit request of the V2X vehicle.
Specifically, the station visualized path guidance system executes the vehicle path guidance step in the station visualized path guidance method according to the embodiment through the server and the road side unit.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A station visualization path guiding method based on V2X is characterized in that the method is applied to a station visualization path guiding system based on V2X, and the system comprises a server and a road side unit; the method comprises the following steps:
acquiring a station parking space map sent by a road side unit;
establishing contact with a V2X vehicle entering or in the station, and receiving a driving request of the V2X vehicle;
sending a confirmation signal with parking information or delivery information to the V2X vehicle;
and receiving a feedback signal with the selected driving route of the V2X vehicle, and making and sending a guide path to the V2X vehicle.
2. The station visualized path guiding method based on V2X according to claim 1, wherein the step of obtaining the station parking space map sent by the road side unit comprises:
acquiring a station parking space map sent by a road side unit;
and updating the parking space map of the station in real time according to the parking position of the vehicle entering the station.
3. The V2X-based station visualized path guiding method according to claim 2, wherein the real-time updated station parking space map is updated by the parking selection of V2X vehicles and the collection of space sensors in the station.
4. The V2X-based station visualization path guidance method according to claim 1, wherein the receiving a driving request of a V2X vehicle further comprises:
the V2X vehicle acquires a station parking space map sent by the road side unit;
the V2X vehicle sends a driving request according to an external operation instruction.
5. The V2X-based station visualization path guidance method according to claim 1, wherein the driving request includes a request for warehousing or a request for ex-warehousing.
6. The V2X-based station visualization path guidance method according to claim 5, wherein the sending of the confirmation signal with the parking space information or the exit information to the V2X vehicle specifically comprises:
if a request for applying for parking is received from the V2X vehicle, sending a confirmation signal with parking space information to the V2X vehicle;
and if the request for the departure of the V2X vehicle is received, sending a confirmation signal with the exit information to the V2X vehicle.
7. The V2X-based station visualization path guidance method according to claim 1, wherein the parking information is a parking available space or a parking available route; the exit information is an exit position or an exit route which can be taken out of the warehouse.
8. The V2X-based station visualization path guidance method according to claim 1, wherein the receiving a feedback signal with a selected driving route of a V2X vehicle, and the making and sending a guidance path to a V2X vehicle comprises:
if the V2X vehicle selects a parking space in a garage, locking the parking space, and updating a map in the station in real time;
the corresponding guide path is sent to the V2X vehicle.
9. The V2X-based station visualization path guidance method according to claim 1, wherein the server establishes communication with the V2X vehicle using a 5G network.
10. A station visualization path guidance system based on V2X, the system comprising:
the road side unit is used for acquiring a position map in the station and sending the position map to the server and the V2X vehicles in the station; and
the server is used for contacting with the V2X vehicle and processing information of the warehouse entry and exit request of the V2X vehicle;
the station visualization path guidance system executes the following steps through a server:
acquiring a station parking space map sent by a road side unit;
establishing contact with a V2X vehicle entering or in the station, and receiving a driving request of the V2X vehicle;
sending a confirmation signal with parking information or delivery information to the V2X vehicle;
and receiving a feedback signal with the selected driving route of the V2X vehicle, and making and sending a guide path to the V2X vehicle.
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