CN110415559B - Driving early warning method, server, terminal, system and storage medium - Google Patents
Driving early warning method, server, terminal, system and storage medium Download PDFInfo
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- CN110415559B CN110415559B CN201910476589.5A CN201910476589A CN110415559B CN 110415559 B CN110415559 B CN 110415559B CN 201910476589 A CN201910476589 A CN 201910476589A CN 110415559 B CN110415559 B CN 110415559B
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/164—Centralised systems, e.g. external to vehicles
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/166—Anti-collision systems for active traffic, e.g. moving vehicles, pedestrians, bikes
Abstract
The application discloses a driving early warning method, a server, a terminal, a system and a storage medium, wherein the method comprises the following steps: receiving a query request of a target vehicle sent by a first terminal when a current vehicle corresponding to the first terminal reaches a preset position of a curve road section; the target vehicle is a vehicle which is located in a lane opposite to the current vehicle and has a distance with the current vehicle within a preset distance range; when the target vehicle is found to exist, acquiring the driving information of the target vehicle; acquiring angle information of a curve corresponding to the preset position and driving information of the current vehicle; and performing early warning control on the current vehicle and the target vehicle based on the angle information of the curve corresponding to the preset position and the driving information of the current vehicle and the target vehicle. According to the method and the system, the current vehicle and the target vehicle at the curve road section can be early warned, so that traffic accidents at the curve road section can be effectively avoided.
Description
Technical Field
The present application relates to the field of internet communication technologies, and in particular, to a driving warning method, a server, a terminal, a system, and a storage medium.
Background
The winding road section is a road section with high traffic accidents, the sight is blocked when the winding road section is sharply bent, the driving condition of opposite lanes is inconvenient to observe, and the serious traffic accident rate is high. At present, the auxiliary means for avoiding accidents on the sharp-curved section of the winding mountain road is as follows: sharp-bend road sign and convex reflector. On one hand, the installation cost and the cleaning and maintenance cost of the reflector are higher; on the other hand, sharp corner road sign and convex surface reflector receive weather influence great, when meetting foggy day or rainy day, can influence the driver and observe sharp corner road sign and convex surface reflector to make the driver can't know whether the subtend has the car, when the subtend has the car, the driver probably can't in time dodge, thereby can lead to the emergence of traffic accident.
Therefore, it is necessary to provide a driving warning method, a server, a terminal, a system, and a storage medium, so as to effectively prevent traffic accidents.
Disclosure of Invention
The application provides a driving early warning method, a server, a terminal, a system and a storage medium, when a vehicle arrives at a lane opposite to a curve road section where the vehicle is located, the two vehicles are controlled and early warned based on angle information of the curve corresponding to the preset position and driving information of the two vehicles, and therefore traffic accidents are effectively avoided.
In one aspect, the present application provides a driving warning method, including:
receiving a query request of a target vehicle sent by a first terminal when a current vehicle corresponding to the first terminal reaches a preset position of a curve road section; the target vehicle is a vehicle which is located in an opposite lane of the current vehicle and has a distance with the current vehicle within a preset distance range;
when the target vehicle is found to exist, acquiring the driving information of the target vehicle;
acquiring angle information of a curve corresponding to the preset position and driving information of the current vehicle;
and performing early warning control on the current vehicle and the target vehicle based on the angle information of the curve corresponding to the preset position and the driving information of the current vehicle and the target vehicle.
In another aspect, a driving warning method is provided, and the method includes:
when a current vehicle corresponding to a local terminal reaches a preset position of a curve road section, sending an inquiry request of a target vehicle to a server; when the target vehicle is found to exist, the server acquires the driving information of the target vehicle; acquiring angle information of a curve corresponding to the preset position and driving information of the current vehicle; performing early warning control on the current vehicle and the target vehicle based on the angle information of the curve corresponding to the preset position and the driving information of the current vehicle and the target vehicle; the target vehicle is a vehicle which is located in a lane opposite to the current vehicle and is within a preset distance range from the current vehicle.
Another aspect provides a driving warning server, including:
the system comprises a query request receiving module, a query processing module and a query processing module, wherein the query request receiving module is used for receiving a query request of a target vehicle sent by a first terminal when a current vehicle corresponding to the first terminal reaches a preset position of a curve road section; the target vehicle is a vehicle which is located in an opposite lane of the current vehicle and has a distance with the current vehicle within a preset distance range;
the target vehicle driving information acquisition module is used for acquiring the driving information of the target vehicle when the target vehicle is found to exist;
the current vehicle driving information acquisition module is used for acquiring the angle information of the curve corresponding to the preset position and the driving information of the current vehicle;
and the early warning control module is used for carrying out early warning control on the current vehicle and the target vehicle based on the angle information of the curve corresponding to the preset position and the driving information of the current vehicle and the target vehicle.
Another aspect provides a driving warning terminal, including:
the query request sending module is used for sending a query request of a target vehicle to the server when a current vehicle corresponding to the local terminal reaches a preset position of a curve road section; when the target vehicle is found to exist, the server acquires the driving information of the target vehicle; acquiring angle information of a curve corresponding to the preset position and driving information of the current vehicle; performing early warning control on the current vehicle and the target vehicle based on the angle information of the curve corresponding to the preset position and the driving information of the current vehicle and the target vehicle; the target vehicle is a vehicle which is located in an opposite lane of the current vehicle and is within a preset distance range from the current vehicle.
In another aspect, a driving warning system is provided, which includes a server and a terminal,
the server is used for acquiring the driving information of the target vehicle when the target vehicle is found to exist; acquiring angle information of a curve corresponding to the preset position and driving information of the current vehicle; performing early warning control on the current vehicle and the target vehicle based on the angle information of the curve corresponding to the preset position and the driving information of the current vehicle and the target vehicle;
the terminal is used for sending a query request of a target vehicle to the server when a current vehicle corresponding to the local terminal reaches a preset position of a curve road section; the target vehicle is a vehicle which is located in an opposite lane of the current vehicle and is within a preset distance range from the current vehicle.
Another aspect provides a driving warning server, including a processor and a memory, where the memory stores at least one instruction, at least one program, a set of codes, or a set of instructions, and the at least one instruction, the at least one program, the set of codes, or the set of instructions is loaded and executed by the processor to implement the driving warning method as described above.
Another aspect provides a driving warning terminal, including a processor and a memory, where the memory stores at least one instruction, at least one program, a code set, or a set of instructions, and the at least one instruction, the at least one program, the code set, or the set of instructions is loaded and executed by the processor to implement the driving warning method as described above.
Another aspect provides a computer readable storage medium having stored therein at least one instruction, at least one program, a set of codes, or a set of instructions, which is loaded and executed by a processor to implement the driving warning method as described above.
The driving early warning method, the server, the terminal, the system and the storage medium have the following technical effects:
in the method, when a current vehicle corresponding to a first terminal reaches a preset position of a curve road section, the first terminal sends an inquiry request of a target vehicle to a server, so that whether the target vehicle exists on an opposite lane of the current vehicle is inquired; when a target vehicle is found, the server acquires the driving information of the target vehicle; acquiring angle information of a curve corresponding to the preset position and driving information of the current vehicle; and the current vehicle and the target vehicle are subjected to early warning control through the information, and when the current vehicle and the target vehicle are about to pass through the same curve road section and meet early warning conditions, the current vehicle and the target vehicle at the curve road section can be subjected to early warning, so that traffic accidents at the curve road section are effectively avoided.
Drawings
In order to more clearly illustrate the technical solutions and advantages of the embodiments of the present application or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic diagram of a system provided by an embodiment of the present application;
fig. 2 is a schematic flow chart of a driving warning method provided in an embodiment of the present application;
FIG. 3 is a schematic view of a curve section in xx county of xx city of Sichuan province according to an embodiment of the present application;
fig. 4 is a schematic flow chart of another driving warning method provided in the embodiment of the present application;
fig. 5 is a schematic structural diagram of a driving warning server according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making creative efforts shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein. Moreover, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or server that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Referring to fig. 1, fig. 1 is a schematic diagram of a system according to an embodiment of the present disclosure, and as shown in fig. 1, the system may include at least a first terminal 01, a second terminal 02, and a server 03.
Specifically, the first terminal 01 or the second terminal 02 may include a smart phone, a tablet computer, a notebook computer, a digital assistant, a smart wearable device, a vehicle-mounted terminal, and other types of physical devices, and may also include software running in the physical devices, for example, the first terminal 01 or the second terminal 02 may include a navigation application.
Specifically, the server 03 may include an independently operating server, or a distributed server, or a server cluster composed of a plurality of servers. The server 03 may comprise a network communication unit, a processor, a memory, etc. The server 03 may provide background services for the first terminal 01 and the second terminal 02.
The driving warning method based on the above system is described below, fig. 2 is a flow chart of a driving warning method provided in an embodiment of the present application, and the present specification provides the method operation steps as described in the embodiment or the flow chart, but more or less operation steps may be included based on conventional or non-creative labor. The order of steps recited in the embodiments is merely one manner of performing the steps in a multitude of orders and does not represent the only order of execution. In practice, the system or server product may be implemented in a sequential or parallel manner (e.g., parallel processor or multi-threaded environment) according to the embodiments or methods shown in the figures. Specifically, as shown in fig. 2, the method may include:
s201: when a current vehicle corresponding to a first terminal reaches a preset position of a curve road section, the first terminal sends a query request of a target vehicle to a server; the target vehicle is a vehicle which is located in an opposite lane of the current vehicle and has a distance with the current vehicle within a preset distance range;
in an embodiment of the present specification, the server may provide a background service for the first terminal; the first terminal may be disposed in the current vehicle, and the first terminal may be configured to acquire position information of the current vehicle, and the first terminal includes a first navigation application.
In the embodiment of the present specification, the preset distance range may be set according to an actual situation.
In an embodiment of the present specification, the curve section may include a curve smaller than 150 °, and the preset position may be a position at a set distance from a center of the curve.
In some embodiments, the set distance may be set to 200-300 meters.
In the embodiment of the present specification, there may be a plurality of the curve sections, one of the curve sections includes one curve, and two preset positions may be symmetrically disposed on both sides of the one curve.
In this embodiment, before the step S201, the following steps may be further included:
and the server collects the curve road sections, establishes a mapping relation between the curve road sections and preset positions and obtains a preset position information list of the curve road sections.
S203: when the server finds that the target vehicle exists, the server acquires the driving information of the target vehicle;
in an embodiment of the present specification, the driving information may include position information; the obtaining, by the server, the driving information of the target vehicle when the target vehicle is found to exist by the server may include:
when the server finds that the target vehicle exists, the server acquires the position information of the target vehicle.
S205: the server acquires angle information of a curve corresponding to the preset position and driving information of the current vehicle;
in this embodiment of the present specification, the driving information may include position information, and the obtaining, by the server, the angle information of the curve corresponding to the preset position and the driving information of the current vehicle may include:
the server acquires angle information of a curve corresponding to the preset position and position information of the current vehicle;
in an embodiment of this specification, the method may further include:
the server calculates a distance between the current vehicle and the target vehicle based on the position information of the current vehicle and the position information of the target vehicle.
In the embodiment of the specification, the distance between the current vehicle and the target vehicle can be calculated through the position information of the current vehicle and the target vehicle, so that a driver can conveniently know the distance between the driving vehicle and an oncoming vehicle, and a correct decision can be made.
S207: and the server performs early warning control on the current vehicle and the target vehicle based on the angle information of the curve corresponding to the preset position and the driving information of the current vehicle and the target vehicle.
In this embodiment, the driving information may include speed information, and the performing, by the server, early warning control on the current vehicle and the target vehicle based on the angle information of the curve corresponding to the preset position and the driving information of the current vehicle and the target vehicle may include:
and when the angle of the curve corresponding to the preset position is larger than a preset angle threshold value and the relative speed of the target vehicle and the current vehicle is smaller than a preset speed threshold value, the server does not give an early warning to the current vehicle and the target vehicle.
In this embodiment, the driving information may include speed information, and the performing, by the server, early warning control on the current vehicle and the target vehicle based on the angle information of the curve corresponding to the preset position and the driving information of the current vehicle and the target vehicle may include:
when the angle of the curve corresponding to the preset position is smaller than or equal to the preset angle threshold and the relative speed of the target vehicle and the current vehicle is larger than or equal to the preset speed threshold, the server sends first early warning prompt information to the first terminal and sends second early warning prompt information to the second terminal corresponding to the target vehicle.
In this embodiment of the present specification, the second terminal includes a second navigation application program, the first navigation application program and the second navigation application program share real-time location information, and the first navigation application program and the second navigation application program may be the same application program or different application programs.
When the current vehicle and the target vehicle meet at a curve, the angle of the curve and the speed of the two meeting vehicles affect the driving safety of the two vehicles. In the embodiment of the specification, when performing early warning control on the current vehicle and the target vehicle, a server detects angle information of a curve corresponding to the current vehicle and the target vehicle in advance, so that early warning control is performed on the two vehicles by combining the angle information of the curve and speed information of the current vehicle and the target vehicle; when the two vehicles have collision risks at the curve, for example, the curve is a sharp curve (the angle is smaller, for example, the angle is smaller than 90 degrees), and the relative speed of the two vehicles is larger, the server sends early warning prompt information to the terminals corresponding to the two vehicles, so that the driver of the two vehicles is prompted to slow down and walk slowly, and the risk that the intersection vehicle collides at the curve is effectively reduced.
In this embodiment, the preset speed threshold of the current vehicle and the target vehicle may be set based on the angle information of the curve, and the smaller the angle of the curve is, the smaller the preset speed threshold is.
The embodiment of the specification sets the preset speed threshold of the vehicle based on the angle information of the curve, and when the angle of the curve is larger than a first preset angle (for example, larger than 100 °), a larger first preset speed threshold can be set; when the angle of the curve is less than a second preset angle (e.g., less than 70 °), a smaller second preset speed threshold may be set; the first preset angle is larger than the second preset angle, and the first preset speed threshold is larger than the second preset speed threshold; therefore, the preset speed threshold value is set according to the actual conditions of the curves, the same preset speed threshold value is avoided being set for all the curves (when the angle of the curve is large, a small preset speed threshold value is not needed to be set), and therefore traffic accidents on the road sections of the curves can be effectively avoided on the premise of considering the driving speed.
In an embodiment of this specification, the first warning prompt message includes position information of the target vehicle and a distance between the current vehicle and the target vehicle;
correspondingly, the sending, by the server, the first warning prompt message to the first terminal may include:
the server sends the position information of the target vehicle and the distance between the current vehicle and the target vehicle to the first terminal;
the second early warning prompt message comprises position information of the current vehicle and the distance between the current vehicle and the target vehicle;
correspondingly, the sending, by the server, the second warning prompt message to the second terminal may include:
and the server sends the position information of the current vehicle and the distance between the current vehicle and the target vehicle to the second terminal.
In an embodiment of this specification, the method may further include:
the first terminal carries out early warning on the current vehicle based on the first early warning prompt information;
specifically, the first terminal, based on the first warning prompt information, may perform warning on the current vehicle, where the warning includes:
the first terminal may send voice warning information and/or text warning information to the current vehicle based on the first warning prompt information, where the warning information may include a speed of a target vehicle and distance information between the current vehicle and the target vehicle.
In an embodiment of this specification, the method may further include:
the second terminal carries out early warning on the target vehicle based on the second early warning prompt information;
specifically, the second terminal, based on the second warning prompt information, may perform warning on the target vehicle, including:
the second terminal may send voice warning information and/or text warning information to the target vehicle based on the second warning prompt information, where the warning information may include a speed of the current vehicle and distance information between the current vehicle and the target vehicle.
In the embodiment of the specification, the server respectively sends the position information of the opposite vehicle and the distance information of the two vehicles to the first terminal and the second terminal, so that reference can be provided for a driver of the vehicle, the driver is reminded to decelerate and correctly occupy a lane, and traffic accidents are effectively avoided.
In an embodiment of this specification, after the step of sending, by the server, the first warning prompt information to the first terminal and the step of sending, by the server, the second warning prompt information to the second terminal, the method may further include:
and the server marks the states of the curves corresponding to the preset positions of the first terminal and the second terminal as notified states.
In this embodiment of the specification, based on that two preset positions may be symmetrically arranged on two sides of a curve, when the current vehicle preferentially reaches one preset position corresponding to the curve and a target vehicle meeting an early warning prompt condition exists near the curve, the server may send early warning prompt information to a first terminal corresponding to the current vehicle and a second terminal corresponding to the target vehicle, and at this time, the server marks states of the first terminal and the second terminal in the curve corresponding to the preset positions as notified states, where the notified states refer to that both the first terminal and the second terminal corresponding to the same curve have been notified of early warning.
In an embodiment of the present specification, when a current vehicle corresponding to the second terminal subsequently reaches another preset position of a curve road section, the server does not send the early warning prompt information to the first terminal and the second terminal any more based on the notified states of the first terminal and the second terminal at the curve corresponding to the preset position, so that the server is effectively prevented from repeatedly reminding the two terminals.
In an embodiment of this specification, the method may further include:
the first terminal acquires the driving information of the current vehicle on the curve road section;
and the first terminal sends the driving information of the current vehicle on the curve road section to the server.
In an embodiment of this specification, the method may further include:
when a first navigation application program of the first terminal runs, the first terminal judges whether a curve road section exists in a navigation line.
Correspondingly, the acquiring, by the first terminal, the driving information of the current vehicle on the curve section includes:
when the first terminal judges that a curve road section exists in a navigation line, the first terminal acquires the driving information of the current vehicle on the curve road section.
In an embodiment of this specification, the method may further include:
the second terminal acquires the driving information of the target vehicle on the curve road section;
and the second terminal sends the driving information of the target vehicle on the curve road section to the server.
In an embodiment of this specification, the method may further include:
and when a second navigation application program of the second terminal runs, the second terminal judges whether a curve road section exists in the navigation line.
Correspondingly, the second terminal acquiring the driving information of the current vehicle on the curve section comprises:
and when the second terminal judges that a curve road section exists in the navigation line, the second terminal acquires the driving information of the current vehicle on the curve road section.
In the embodiment of the specification, when the vehicle runs to a curve road section, the terminal corresponding to the vehicle acquires real-time driving information of the vehicle and sends the real-time driving information to the server, so that the server can perform accurate early warning control on the vehicle conveniently.
In an embodiment of this specification, the method may further include:
when a curve road section exists in a navigation line of the first terminal, the first terminal acquires a preset position information list of the curve road section, wherein the preset position information list comprises a plurality of preset position information;
and the first terminal judges whether the current vehicle reaches a preset position corresponding to preset position information in the preset position information list or not based on the preset position information list.
In some embodiments, the acquiring, by the first terminal, the preset position information list of the curve section when the curve section exists in the navigation line of the first terminal includes:
when a curve road section exists in a navigation line of the first terminal, the first terminal sends a pull request of a preset position information list to a server;
the server pulls a preset position information list of the curve road section based on the preset position information list pulling request;
and the server sends the preset position information list to the first terminal.
In this embodiment, the preset position information list may further store angle information of a curve road segment.
In the embodiment of the specification, the server stores the preset position information of the curve road section, so that whether the vehicle reaches the preset position of the curve road section or not can be conveniently and quickly judged subsequently.
The driving early warning method provided by the embodiment of the specification is described in combination with a specific curve road section as follows:
as shown in FIG. 3, FIG. 3 is a curved road section of xx road leading to xxx scenic spot in xx county xx city, Sichuan province; the method comprises the following steps that preset positions A and B are respectively arranged at positions 250m away from the center of a curve on two sides of the curve section, wherein the coordinate of the preset position A is 29.6704992 degrees in north latitude, and 102.9711604 degrees in east longitude; the coordinates of the preset position B are 29.6705121 degrees in north latitude and 102.9704798 degrees in east longitude.
The speed of the curve road section is limited to 40km/h, and the angle of the curve road section is 90.2 degrees.
When the current vehicle runs to a preset position A, a first terminal corresponding to the current vehicle sends a query request of a target vehicle to a server; when the server finds that the target vehicle exists within a range of 500 meters away from the current vehicle, the server acquires the driving information of the target vehicle; acquiring angle information of a curve corresponding to the preset position and driving information of the current vehicle; and the server performs early warning control on the current vehicle and the target vehicle based on the angle information of the curve corresponding to the preset position and the driving information of the current vehicle and the target vehicle.
Based on the fact that the angle of the curve road section is 90.2 degrees, when the relative speed of the current vehicle and the target vehicle is larger than or equal to 50km/h, the server respectively sends early warning information to a first terminal corresponding to the current vehicle and a second terminal corresponding to the target vehicle, wherein the early warning information comprises position information and distance information of the vehicles. The server marks the states of the first terminal and the second terminal in the curve corresponding to the preset position as the notified state, so that the server can be effectively prevented from repeatedly sending early warning information to the two terminals when the target vehicle subsequently runs to the preset position corresponding to the same curve.
As can be seen from the technical solutions provided by the embodiments of the present specification, in the embodiments of the present specification, when a current vehicle corresponding to a first terminal reaches a preset position of a curved road section, the first terminal sends an inquiry request of a target vehicle to a server, so as to inquire whether the current vehicle has the target vehicle on an opposite lane; when a target vehicle is found, the server acquires the driving information of the target vehicle; acquiring angle information of a curve corresponding to the preset position and driving information of the current vehicle; and the current vehicle and the target vehicle are subjected to early warning control through the information, and when the current vehicle and the target vehicle are about to pass through the same curve road section and meet early warning conditions, the current vehicle and the target vehicle at the curve road section can be subjected to early warning, so that traffic accidents at the curve road section are effectively avoided.
A specific embodiment of a driving warning method in this specification is described below with a server as an execution subject, and fig. 4 is a schematic flow diagram of the driving warning method provided in this embodiment, specifically, with reference to fig. 4, the method may include:
s401: receiving a query request of a target vehicle sent by a first terminal when a current vehicle corresponding to the first terminal reaches a preset position of a curve road section; the target vehicle is a vehicle which is located in an opposite lane of the current vehicle and has a distance with the current vehicle within a preset distance range;
s403: when the target vehicle is found to exist, acquiring the driving information of the target vehicle;
the driving information includes position information, and when the existence of the target vehicle is found, the acquiring of the driving information of the target vehicle includes:
when the target vehicle is found to exist, the position information of the target vehicle is obtained.
In an embodiment of this specification, the method may further include:
calculating a distance between the current vehicle and the target vehicle based on the position information of the current vehicle and the position information of the target vehicle.
S405: acquiring angle information of a curve corresponding to the preset position and driving information of the current vehicle;
in an embodiment of this specification, the driving information includes position information, and the acquiring the angle information of the curve corresponding to the preset position and the driving information of the current vehicle includes:
and acquiring the angle information of the curve corresponding to the preset position and the position information of the current vehicle.
S407: and performing early warning control on the current vehicle and the target vehicle based on the angle information of the curve corresponding to the preset position and the driving information of the current vehicle and the target vehicle.
In an embodiment of this specification, the driving information includes speed information, and performing early warning control on the current vehicle and the target vehicle based on the angle information of the curve corresponding to the preset position and the driving information of the current vehicle and the target vehicle includes:
when the angle of a curve corresponding to the preset position is smaller than or equal to a preset angle threshold value and the relative speed of the target vehicle and the current vehicle is larger than or equal to a preset speed threshold value, sending first early warning prompt information to the first terminal so that the first terminal can early warn the current vehicle; sending second early warning prompt information to a second terminal corresponding to the target vehicle; so that the second terminal gives an early warning to the target vehicle.
In an embodiment of this specification, the first warning prompt message includes position information of the target vehicle and a distance between the current vehicle and the target vehicle;
correspondingly, the sending of the first warning prompt message to the first terminal includes:
transmitting the position information of the target vehicle and the distance between the current vehicle and the target vehicle to the first terminal;
the second early warning prompt message comprises position information of the current vehicle and the distance between the current vehicle and the target vehicle;
correspondingly, sending the second warning prompt message to the second terminal may include:
and sending the position information of the current vehicle and the distance between the current vehicle and the target vehicle to the second terminal.
In this embodiment of the present specification, after the step of sending the first warning prompt information to the first terminal and the step of sending the second warning prompt information to the second terminal, the method may further include:
and marking the states of the curves corresponding to the preset positions of the first terminal and the second terminal as notified states.
In an embodiment of this specification, the method may further include:
receiving a pull request of a preset position information list sent by a first terminal when a curve road section exists in a navigation line of the first terminal;
pulling a preset position information list of the curve road section based on the preset position information list pulling request;
and sending the preset position information list to the first terminal.
An embodiment of the present specification provides a driving warning server, which includes a processor and a memory, where at least one instruction, at least one program, a set of codes, or a set of instructions is stored in the memory, and the at least one instruction, the at least one program, the set of codes, or the set of instructions is loaded and executed by the processor to implement the driving warning method as described above.
The following describes a specific embodiment of a driving warning method in this specification, with a first terminal as an execution subject, where the method may include:
when a current vehicle corresponding to a local terminal reaches a preset position of a curve road section, sending an inquiry request of a target vehicle to a server; when the target vehicle is found to exist, the server acquires the driving information of the target vehicle; acquiring angle information of a curve corresponding to the preset position and driving information of the current vehicle; performing early warning control on the current vehicle and the target vehicle based on the angle information of the curve corresponding to the preset position and the driving information of the current vehicle and the target vehicle; the target vehicle is a vehicle which is located in a lane opposite to the current vehicle and is within a preset distance range from the current vehicle.
In an embodiment of the present specification, the driving information includes speed information, and the method may further include:
receiving first early warning prompt information sent by the server when the angle of a curve corresponding to the preset position is smaller than or equal to a preset angle threshold value and the relative speed of the target vehicle and the current vehicle is larger than or equal to a preset speed threshold value;
and early warning the current vehicle based on the first early warning prompt message.
The first early warning prompt message comprises position information of the target vehicle and a distance between the current vehicle and the target vehicle;
in an embodiment of this specification, the receiving first warning prompt information sent by the server when the angle of the curve corresponding to the preset position is less than or equal to a preset angle threshold and the relative speed of the target vehicle and the current vehicle is greater than or equal to a preset speed threshold includes:
and receiving the position information of the target vehicle and the distance between the current vehicle and the target vehicle, which are sent by the server when the angle of the curve corresponding to the preset position is smaller than or equal to a preset angle threshold and the relative speed of the target vehicle and the current vehicle is greater than or equal to a preset speed threshold.
In an embodiment of this specification, the method may further include:
acquiring the driving information of the current vehicle on the curve road section;
and sending the driving information of the current vehicle on the curve road section to the server.
In an embodiment of this specification, the method may further include:
when a curve road section exists in a navigation line of the local terminal, acquiring a preset position information list of the curve road section, wherein the preset position information list comprises a plurality of preset position information;
and judging whether the current vehicle reaches a preset position corresponding to preset position information in the preset position information list or not based on the preset position information list.
In an embodiment of the present specification, when a curve road segment exists in a navigation line of the local terminal, the acquiring a preset position information list of the curve road segment may include:
when a curve road section exists in a navigation line of the local terminal, sending a preset position information list pulling request to a server so that the server pulls the preset position information list of the curve road section;
and receiving the preset position information list sent by the server.
An embodiment of the present specification provides a driving warning terminal, where the terminal includes a processor and a memory, where the memory stores at least one instruction, at least one program, a code set, or an instruction set, and the at least one instruction, the at least one program, the code set, or the instruction set is loaded and executed by the processor to implement the driving warning method described above.
In the embodiments of the present disclosure, the memory may be used to store software programs and modules, and the processor executes various functional applications and data processing by operating the software programs and modules stored in the memory. The memory can mainly comprise a program storage area and a data storage area, wherein the program storage area can store an operating system, application programs needed by functions and the like; the storage data area may store data created according to use of the apparatus, and the like. Further, the memory may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device. Accordingly, the memory may also include a memory controller to provide the processor access to the memory.
The present specification embodiments provide a computer readable storage medium having at least one instruction, at least one program, a set of codes, or a set of instructions stored therein, which is loaded and executed by a processor to implement the driving warning method as described above.
The embodiment of the present application further provides a driving warning server, as shown in fig. 5, the server may include:
the query request receiving module 510 may be configured to receive a query request of a target vehicle sent by a first terminal when a current vehicle corresponding to the first terminal reaches a preset position of a curved road segment; the target vehicle is a vehicle which is located in an opposite lane of the current vehicle and has a distance with the current vehicle within a preset distance range;
a target vehicle driving information obtaining module 520, configured to obtain driving information of the target vehicle when the target vehicle is found to exist;
a current vehicle driving information obtaining module 530, configured to obtain angle information of a curve corresponding to the preset position and driving information of the current vehicle;
the early warning control module 540 may be configured to perform early warning control on the current vehicle and the target vehicle based on the angle information of the curve corresponding to the preset position and the driving information of the current vehicle and the target vehicle.
In some embodiments, the driving information includes speed information, and the warning control module includes:
the early warning prompt information sending unit may be configured to send first early warning prompt information to the first terminal so that the first terminal performs early warning on the current vehicle when the angle of the curve corresponding to the preset position is less than or equal to a preset angle threshold and the relative speed of the target vehicle and the current vehicle is greater than or equal to a preset speed threshold; sending second early warning prompt information to a second terminal corresponding to the target vehicle; so that the second terminal gives an early warning to the target vehicle.
In some embodiments, the driving information includes position information, and the target vehicle driving information obtaining module includes:
the target vehicle driving information acquisition unit may be configured to acquire position information of the target vehicle when the presence of the target vehicle is checked.
The current vehicle driving information acquisition module includes:
the current vehicle position information acquiring unit may be configured to acquire angle information of a curve corresponding to the preset position and position information of the current vehicle.
In some embodiments, the server may further include:
a distance calculation module configured to calculate a distance between the current vehicle and the target vehicle based on the position information of the current vehicle and the position information of the target vehicle.
In some embodiments, the first warning cue information comprises location information of the target vehicle and a distance between the current vehicle and the target vehicle; the second early warning prompt message comprises position information of the current vehicle and the distance between the current vehicle and the target vehicle;
the warning prompt information sending unit may include:
a first prompt information sending subunit, configured to send, to the first terminal, location information of the target vehicle and a distance between the current vehicle and the target vehicle;
the second prompt information sending subunit may be configured to send, to the second terminal, the position information of the current vehicle and the distance between the current vehicle and the target vehicle.
In some embodiments, the server may further include:
the state marking module may be configured to mark the state of the curve corresponding to the preset position between the first terminal and the second terminal as a notified state.
In some embodiments, the server may further include:
the device comprises a list pulling request receiving module, a list pulling request sending module and a list pulling module, wherein the list pulling request receiving module can be used for receiving a preset position information list pulling request sent by a first terminal when a curve road section exists in a navigation line of the first terminal;
a list pull module, configured to pull a preset location information list of the curve road segment based on the preset location information list pull request;
the list sending module may be configured to send the preset location information list to the first terminal.
The server and the method embodiments in the server embodiment are based on the same inventive concept.
The embodiment of the application further provides a driving early warning terminal, the terminal can include:
the query request sending module can be used for sending a query request of a target vehicle to the server when a current vehicle corresponding to the local terminal reaches a preset position of a curve road section; when the target vehicle is found to exist, the server acquires the driving information of the target vehicle; acquiring angle information of a curve corresponding to the preset position and driving information of the current vehicle; performing early warning control on the current vehicle and the target vehicle based on the angle information of the curve corresponding to the preset position and the driving information of the current vehicle and the target vehicle; the target vehicle is a vehicle which is located in a lane opposite to the current vehicle and is within a preset distance range from the current vehicle.
In some embodiments, the driving information includes speed information, and the terminal may include:
the first early warning prompt information receiving module can be used for receiving first early warning prompt information which is sent when the angle of a curve corresponding to the preset position of the server is smaller than or equal to a preset angle threshold value and the relative speed of the target vehicle and the current vehicle is larger than or equal to a preset speed threshold value;
and the early warning module can be used for early warning the current vehicle based on the first early warning prompt information.
In some embodiments, the first warning cue information comprises location information of the target vehicle and a distance between the current vehicle and the target vehicle; the first warning prompt information receiving module may include:
the first prompt information receiving unit may be configured to receive the position information of the target vehicle and the distance between the current vehicle and the target vehicle, which are sent by the server when the angle of the curve corresponding to the preset position is smaller than or equal to a preset angle threshold and the relative speed of the target vehicle and the current vehicle is greater than or equal to a preset speed threshold.
In some embodiments, the terminal may include:
the driving information acquisition module can be used for acquiring the driving information of the current vehicle on the curve road section;
the driving information sending module may be configured to send the driving information of the current vehicle on the curve road segment to the server.
In some embodiments, the terminal may include:
the local terminal comprises a list acquisition module, a route selection module and a route selection module, wherein the list acquisition module can be used for acquiring a preset position information list of a curve road section when the curve road section exists in a navigation line of the local terminal, and the preset position information list comprises a plurality of preset position information;
the position determining module may be configured to determine, based on the preset position information list, whether the current vehicle reaches a preset position corresponding to preset position information in the preset position information list.
In some embodiments, the list acquisition module may include:
a list pull request sending unit, configured to send a preset position information list pull request to a server when a curved road segment exists in a navigation line of the local terminal, so that the server pulls a preset position information list of the curved road segment;
the list receiving unit may be configured to receive the preset location information list sent by the server.
The terminal and the method embodiments in the terminal embodiment are based on the same inventive concept.
In another aspect, the present application further provides a driving warning system, which may include a server and a terminal,
the server can be used for acquiring the driving information of the target vehicle when the target vehicle is found to exist; obtaining angle information of a curve corresponding to the preset position and driving information of the current vehicle; performing early warning control on the current vehicle and the target vehicle based on the angle information of the curve corresponding to the preset position and the driving information of the current vehicle and the target vehicle;
the terminal can be used for sending a query request of a target vehicle to the server when a current vehicle corresponding to the local terminal reaches a preset position of a curve road section; the target vehicle is a vehicle which is located in an opposite lane of the current vehicle and is within a preset distance range from the current vehicle.
As can be seen from the embodiments of the driving warning method, the server, the terminal, the storage medium, or the system provided by the present application, in an embodiment of the present specification, when a current vehicle corresponding to a first terminal reaches a preset position of a curved road section, the first terminal sends an inquiry request of a target vehicle to the server, so as to inquire whether a target vehicle exists on an opposite lane of the current vehicle; when a target vehicle is found, the server acquires the driving information of the target vehicle; acquiring angle information of a curve corresponding to the preset position and driving information of the current vehicle; and the current vehicle and the target vehicle are subjected to early warning control through the information, and when the current vehicle and the target vehicle are about to pass through the same curve road section and meet early warning conditions, the current vehicle and the target vehicle at the curve road section can be subjected to early warning, so that traffic accidents at the curve road section are effectively avoided.
It should be noted that: the sequence of the embodiments of the present application is only for description, and does not represent the advantages or disadvantages of the embodiments. And that specific embodiments have been described above. Other embodiments are within the scope of the following claims. In some cases, the actions or steps recited in the claims may be performed in a different order than in the embodiments and still achieve desirable results. In addition, the processes depicted in the accompanying figures do not necessarily require the particular order shown, or sequential order, to achieve desirable results. In some embodiments, multitasking and parallel processing may also be possible or may be advantageous.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the embodiments of the server, the terminal and the system, since they are basically similar to the embodiments of the method, the description is simple, and the relevant points can be referred to the partial description of the embodiments of the method.
It will be understood by those skilled in the art that all or part of the steps for implementing the above embodiments may be implemented by hardware, or may be implemented by a program instructing relevant hardware, where the program may be stored in a computer-readable storage medium, and the storage medium may be a read-only memory, a magnetic disk or an optical disk.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (14)
1. A driving early warning method is applied to a server and comprises the following steps:
receiving a query request of a target vehicle sent by a first terminal when a current vehicle corresponding to the first terminal reaches a first preset position of a curve road section; the target vehicle is a vehicle which is located in a lane opposite to the current vehicle and has a distance with the current vehicle within a preset distance range; a first preset position and a second preset position are symmetrically arranged on two sides of the curve road section, and the first preset position is a position away from the center of the curve by a set distance;
when the target vehicle is found to exist, acquiring the driving information of the target vehicle;
acquiring angle information of a curve corresponding to the first preset position and driving information of the current vehicle;
performing early warning control on the current vehicle and the target vehicle based on angle information of a curve corresponding to the first preset position and driving information of the current vehicle and the target vehicle;
after the current vehicle and the target vehicle are early warned, marking the states of the curves corresponding to the first preset position of the first terminal and the second terminal as notified states; the second terminal is arranged on the target vehicle;
and when the second terminal is monitored to reach the second preset position, forbidding to carry out early warning on the current vehicle and the target vehicle based on the notified state information.
2. The method of claim 1, wherein the driving information includes speed information, and the performing early warning control on the current vehicle and the target vehicle based on the angle information of the curve corresponding to the first preset position and the driving information of the current vehicle and the target vehicle comprises:
when the angle of a curve corresponding to the first preset position is smaller than or equal to a preset angle threshold value and the relative speed of the target vehicle and the current vehicle is larger than or equal to a preset speed threshold value, sending first early warning prompt information to the first terminal so that the first terminal can early warn the current vehicle; and sending second early warning prompt information to a second terminal corresponding to the target vehicle so that the second terminal can give an early warning to the target vehicle.
3. The method of claim 1, wherein the driving information includes location information,
when the target vehicle is found to exist, the acquiring the driving information of the target vehicle comprises the following steps:
when the target vehicle is found to exist, acquiring the position information of the target vehicle;
the obtaining of the angle information of the curve corresponding to the first preset position and the driving information of the current vehicle includes:
acquiring angle information of a curve corresponding to the first preset position and position information of the current vehicle;
the method further comprises the following steps:
calculating a distance between the current vehicle and the target vehicle based on the position information of the current vehicle and the position information of the target vehicle.
4. The method of claim 2, wherein the first warning prompt includes location information of the target vehicle and a distance between the current vehicle and the target vehicle;
correspondingly, the sending the first warning prompt message to the first terminal includes:
transmitting the position information of the target vehicle and the distance between the current vehicle and the target vehicle to the first terminal;
the second early warning prompt message comprises position information of the current vehicle and the distance between the current vehicle and the target vehicle;
correspondingly, sending the second early warning prompt message to the second terminal includes:
and sending the position information of the current vehicle and the distance between the current vehicle and the target vehicle to the second terminal.
5. The method of claim 1, further comprising:
receiving a first preset position information list pulling request sent by a first terminal when a curve road section exists in a navigation line of the first terminal;
pulling a first preset position information list of the curve road section based on the first preset position information list pulling request;
and sending the first preset position information list to the first terminal.
6. A driving warning method, the method comprising:
when a current vehicle corresponding to a local terminal reaches a first preset position of a curve road section, sending an inquiry request of a target vehicle to a server; when the target vehicle is found to exist, the server acquires the driving information of the target vehicle; acquiring angle information of a curve corresponding to the first preset position and driving information of the current vehicle; a first preset position and a second preset position are symmetrically arranged on two sides of the curve road section, and the first preset position is a position away from the center of the curve by a set distance; performing early warning control on the current vehicle and the target vehicle based on the angle information of the curve corresponding to the first preset position and the driving information of the current vehicle and the target vehicle; the target vehicle is a vehicle which is located in an opposite lane of the current vehicle and has a distance with the current vehicle within a preset distance range; after the current vehicle and the target vehicle are early warned, marking the states of the curves corresponding to the first preset position of the local terminal and the second terminal as notified states; the second terminal is arranged on the target vehicle; and when the second terminal is monitored to reach the second preset position, forbidding to carry out early warning on the current vehicle and the target vehicle based on the notified state information.
7. The method of claim 6, wherein the driving information includes speed information, the method further comprising:
receiving first early warning prompt information sent by the server when the angle of a curve corresponding to the first preset position is less than or equal to a preset angle threshold value and the relative speed of the target vehicle and the current vehicle is greater than or equal to a preset speed threshold value;
and early warning the current vehicle based on the first early warning prompt information.
8. The method of claim 7, wherein the first warning prompt includes location information of the target vehicle and a distance between the current vehicle and the target vehicle;
the receiving of the first early warning prompt information sent by the server when the angle of the curve corresponding to the first preset position is smaller than or equal to a preset angle threshold and the relative speed of the target vehicle and the current vehicle is greater than or equal to a preset speed threshold includes:
and receiving the position information of the target vehicle and the distance between the current vehicle and the target vehicle, which are sent by the server when the angle of the curve corresponding to the first preset position is less than or equal to a preset angle threshold and the relative speed of the target vehicle and the current vehicle is greater than or equal to a preset speed threshold.
9. The method of claim 6, further comprising:
acquiring the driving information of the current vehicle on the curve road section;
and sending the driving information of the current vehicle on the curve road section to the server.
10. The method of claim 6, further comprising:
when a curve road section exists in a navigation line of the local terminal, acquiring a first preset position information list of the curve road section, wherein the first preset position information list comprises a plurality of pieces of first preset position information;
and judging whether the current vehicle reaches a first preset position corresponding to first preset position information in the first preset position information list or not based on the first preset position information list.
11. A driving warning server, characterized in that the server comprises:
the system comprises a query request receiving module, a query processing module and a query processing module, wherein the query request receiving module is used for receiving a query request of a target vehicle sent by a first terminal when a current vehicle corresponding to the first terminal reaches a first preset position of a curve road section; the target vehicle is a vehicle which is located in a lane opposite to the current vehicle and has a distance with the current vehicle within a preset distance range; a first preset position and a second preset position are symmetrically arranged on two sides of the curve road section, and the first preset position is a position away from the center of the curve by a set distance;
the target vehicle driving information acquisition module is used for acquiring the driving information of the target vehicle when the target vehicle is found to exist;
the current vehicle driving information acquisition module is used for acquiring the angle information of the curve corresponding to the first preset position and the driving information of the current vehicle;
the early warning control module is used for carrying out early warning control on the current vehicle and the target vehicle based on angle information of a curve corresponding to the first preset position and driving information of the current vehicle and the target vehicle; after the current vehicle and the target vehicle are early warned, marking the states of the curves corresponding to the first preset position of the first terminal and the second terminal as notified states; the second terminal is arranged on the target vehicle; and when the second terminal is monitored to reach the second preset position, forbidding to carry out early warning on the current vehicle and the target vehicle based on the notified state information.
12. A driving warning terminal, the terminal comprising:
the system comprises an inquiry request sending module, a server and a data processing module, wherein the inquiry request sending module is used for sending an inquiry request of a target vehicle to the server when a current vehicle corresponding to a local terminal reaches a first preset position of a curve road section; when the target vehicle is found to exist, the server acquires the driving information of the target vehicle; acquiring angle information of a curve corresponding to the first preset position and driving information of the current vehicle; a first preset position and a second preset position are symmetrically arranged on two sides of the curve road section, and the first preset position is a position away from the center of the curve by a set distance; performing early warning control on the current vehicle and the target vehicle based on the angle information of the curve corresponding to the first preset position and the driving information of the current vehicle and the target vehicle; the target vehicle is a vehicle which is located in an opposite lane of the current vehicle and has a distance with the current vehicle within a preset distance range, and after the current vehicle and the target vehicle are subjected to early warning, the states of the local terminal and the second terminal in a curve corresponding to the first preset position are marked as a notified state; the second terminal is arranged on the target vehicle; and when it is monitored that the second terminal reaches the second preset position, forbidding to carry out early warning on the current vehicle and the target vehicle based on the notified state information.
13. A driving early warning system is characterized in that the system comprises a server and a terminal,
the server is used for acquiring the driving information of the target vehicle when the target vehicle is found to exist; acquiring angle information of a curve corresponding to the first preset position and driving information of the current vehicle; a first preset position and a second preset position are symmetrically arranged on two sides of a curve road section where the current vehicle is located, and the first preset position is a position away from the center of the curve by a set distance; the current vehicle and the target vehicle are subjected to early warning control on the basis of angle information of a curve corresponding to the first preset position and driving information of the current vehicle and the target vehicle; after the current vehicle and the target vehicle are early warned, marking the states of the curves corresponding to the first preset position of the first terminal and the second terminal as notified states; the second terminal is arranged on the target vehicle; when the second terminal is monitored to reach the second preset position, warning on the current vehicle and the target vehicle is forbidden based on the notified state information;
the terminal is used for sending an inquiry request of a target vehicle to the server when a current vehicle corresponding to the local terminal reaches a first preset position of a curve road section; the target vehicle is a vehicle which is located in a lane opposite to the current vehicle and is within a preset distance range from the current vehicle.
14. A computer readable storage medium having stored therein at least one instruction, at least one program, a set of codes, or a set of instructions, which is loaded and executed by a processor to implement the driving warning method as claimed in any one of claims 1-5 or claims 6-10.
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| CN105206113A (en) * | 2015-10-22 | 2015-12-30 | 小米科技有限责任公司 | Method and device for early warning during meeting at curves |
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| CN109752716A (en) * | 2017-11-03 | 2019-05-14 | 深圳市欧克蓝科技有限公司 | A kind of millimetre-wave radar anti-collision system for automobile |
| CN107941222A (en) * | 2017-11-13 | 2018-04-20 | 广东欧珀移动通信有限公司 | Air navigation aid and device, computer equipment, computer-readable recording medium |
| CN108600358A (en) * | 2018-04-16 | 2018-09-28 | 广东酷啦啦网络科技有限公司 | A kind of automobile friend's circle system based on car networking |
| CN109239660A (en) * | 2018-08-31 | 2019-01-18 | 平安科技（深圳）有限公司 | Indoor navigation method, device, computer equipment and storage medium |
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