CN116215371A - Rear coming car warning method and related equipment - Google Patents
Rear coming car warning method and related equipment Download PDFInfo
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- CN116215371A CN116215371A CN202310287884.2A CN202310287884A CN116215371A CN 116215371 A CN116215371 A CN 116215371A CN 202310287884 A CN202310287884 A CN 202310287884A CN 116215371 A CN116215371 A CN 116215371A
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- vehicle
- distance
- offset angle
- turn signal
- rear vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
- B60Q9/008—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling for anti-collision purposes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
- B60R1/20—Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
- B60R1/22—Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles for viewing an area outside the vehicle, e.g. the exterior of the vehicle
- B60R1/23—Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles for viewing an area outside the vehicle, e.g. the exterior of the vehicle with a predetermined field of view
- B60R1/26—Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles for viewing an area outside the vehicle, e.g. the exterior of the vehicle with a predetermined field of view to the rear of the vehicle
Abstract
The invention discloses a rear vehicle warning method and related equipment, relates to the field of intelligent driving, and mainly aims to solve the problem that a more intelligent method for warning dangerous driving of front and rear vehicles is lacking at present. The method comprises the following steps: the method comprises the steps that a target vehicle obtains a distance between the target vehicle and a rear vehicle and a front open area; acquiring the running speed, the offset angle and the turn signal lamp information of the rear vehicle under the condition that the distance between the vehicle and the rear vehicle is smaller than a preset safety distance; and determining rear reminding information based on the front open area, the running speed of the rear vehicle, the offset angle and the turn signal information. The invention is used for the warning process of the coming vehicle at the rear.
Description
Technical Field
The invention relates to the field of intelligent driving, in particular to a rear coming car warning method and related equipment.
Background
The safety distance alarm system detects a front vehicle through a radar, and prompts a user to keep a safety vehicle distance on an instrument if the distance between the safety distance alarm system and the front vehicle is too close. In the prior art, the distance between the vehicle and the vehicle in front is monitored continuously through the vehicle distance monitoring and early warning, and various levels of vehicle distance monitoring alarms are provided according to the approaching degree between the vehicle and the vehicle in front, but the judgment safety is still not accurate enough only based on the distance between one vehicle and the other vehicle, and a more intelligent method for warning dangerous driving of the vehicle in front and behind is still lacking at present.
Disclosure of Invention
In view of the above, the present invention provides a method and related apparatus for warning a vehicle coming from the rear, and is mainly aimed at solving the problem that a more intelligent method for warning dangerous driving of vehicles in front and behind is lacking.
In order to solve at least one of the above technical problems, in a first aspect, the present invention provides a rear coming vehicle warning method, which includes:
the method comprises the steps that a target vehicle obtains a distance between the target vehicle and a rear vehicle and a front open area;
acquiring the running speed, the offset angle and the turn signal information of the rear vehicle under the condition that the distance between the vehicle and the rear vehicle is smaller than a preset safety distance;
and determining rear reminding information based on the front open area, the running speed of the rear vehicle, the offset angle and the turn signal information.
Optionally, the method further comprises:
in the case that the distance between the vehicle and the rear first vehicle is smaller than the preset safety distance, the vehicle distance keeping warning information is sent to the rear first vehicle through the rear windshield based on the in-vehicle projection device,
and/or the number of the groups of groups,
and sending the rear vehicle approaching warning information to a target vehicle driver through the front windshield based on the HUD head-up display.
Optionally, the method further comprises:
acquiring the running speed, the offset angle and the turn signal information of the rear second vehicle under the condition that the distance between the vehicle and the rear second vehicle is smaller than a preset safety distance;
and determining the overtaking intention of the rear second vehicle based on the running speed, the offset angle and the turn signal information of the rear second vehicle.
Optionally, the determining the overtaking intention of the rear second vehicle based on the traveling speed, the offset angle, and the turn signal information of the rear second vehicle includes:
and determining that the second rear vehicle has an intention to overtake if at least one of the traveling speed of the second rear vehicle is greater than the traveling speed of the target vehicle, the offset angle of the second rear vehicle is greater than a preset offset angle, and turn signal flickering information exists.
Optionally, the target vehicle acquires a distance between the target vehicle and a rear vehicle and a front open area, including:
the target vehicle acquires a non-shielded area between the target vehicle and a nearest vehicle in front to determine the front open area.
Optionally, the method further comprises:
and sending overtaking warning information to the second vehicle at the rear side under the condition that the front open area is smaller than the preset area.
Optionally, the method further comprises:
acquiring a side vehicle whistling decibel value and a rear vehicle whistling decibel value of the target vehicle based on a sound sensor;
and under the condition that the rear vehicle whistling decibel value is larger than the side vehicle whistling decibel value and the rear vehicle whistling decibel value is larger than a preset decibel value, reducing the multimedia volume of the target vehicle and sending rear vehicle whistling alarm information to a target vehicle driver.
In a second aspect, an embodiment of the present invention further provides a rear coming vehicle warning device, including:
a first acquisition unit configured to acquire a distance and a front open area from a target vehicle;
a second obtaining unit, configured to obtain a traveling speed, an offset angle, and turn signal information of the rear vehicle when the distance between the second obtaining unit and the rear vehicle is smaller than a preset safety distance;
and the determining unit is used for determining rear reminding information based on the front open area, the running speed of the rear vehicle, the offset angle and the turn signal information.
In order to achieve the above object, according to a third aspect of the present invention, there is provided a computer-readable storage medium including a stored program, wherein the steps of the above-described rear-coming vehicle warning method are implemented when the program is executed by a processor.
In order to achieve the above object, according to a fourth aspect of the present invention, there is provided an electronic device including at least one processor, and at least one memory connected to the processor; the processor is used for calling the program instructions in the memory and executing the steps of the rear vehicle coming warning method.
By means of the technical scheme, the rear coming vehicle warning method and the related equipment provided by the invention are used for solving the problem that a more intelligent method for warning dangerous driving of front and rear vehicles is lacking at present; acquiring the running speed, the offset angle and the turn signal information of the rear vehicle under the condition that the distance between the vehicle and the rear vehicle is smaller than a preset safety distance; and determining rear reminding information based on the front open area, the running speed of the rear vehicle, the offset angle and the turn signal information. In the scheme, related data of the road conditions of the coming vehicle behind and the current vehicle in front can be captured from two visual and sound layers, and the processed data are used for reminding front and rear drivers through the in-vehicle head-up display device (HUD), the in-vehicle multimedia device and the in-vehicle projection device. The invention can realize timely, effective and convenient reminding for the driver of the front vehicle and the driver of the rear vehicle when the front vehicle and the rear vehicle are close in distance or the rear vehicle wants to remind the front vehicle to carry out emergency avoidance and overtake, thereby avoiding the occurrence of vehicle rear-end collision accidents.
Correspondingly, the rear coming vehicle warning device, the rear coming vehicle warning equipment and the computer readable storage medium provided by the embodiment of the invention also have the technical effects.
The foregoing description is only an overview of the present invention, and is intended to be implemented in accordance with the teachings of the present invention in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present invention more readily apparent.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:
fig. 1 is a schematic flow chart of a rear coming vehicle warning method according to an embodiment of the present invention;
fig. 2 shows a schematic view of a front open area of a vehicle according to an embodiment of the present invention;
FIG. 3 is a schematic block diagram showing the composition of a rear-coming vehicle warning device according to an embodiment of the present invention;
fig. 4 is a schematic block diagram of a rear-coming car warning electronic device according to an embodiment of the present invention.
Detailed Description
Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present invention are shown in the drawings, it should be understood that the present invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
In order to solve the problem of lacking a more intelligent method for warning dangerous driving of vehicles in front and behind, an embodiment of the present invention provides a method for warning vehicles in back, as shown in fig. 1, the implementation of the method includes the following steps based on the following devices: the vehicle-mounted multi-media device comprises a reversing image camera (1), an out-of-vehicle front Fang Leida probe (2), a vehicle machine application platform (3), a HUD head-up display device (4), a vehicle-in projection device (5), a vehicle tail microphone (6), a vehicle side microphone (7), an audio processor (8), an out-of-vehicle rear Fang Leida probe (9) and vehicle-mounted multi-media equipment (10). The vehicle tail microphone, the audio processor, the vehicle application platform, the vehicle-mounted multimedia equipment and the vehicle exterior rear Fang Leida probe form a sound reminding system. The method comprises the following steps:
s101, acquiring a distance between a target vehicle and a rear vehicle and a front open area;
the target vehicle firstly measures the distance between the front vehicle and the rear vehicle by means of the radar probe outside the vehicle, and continuously monitors the road condition information in front of the vehicle, namely the front open area by means of the radar probe outside the vehicle.
S102, acquiring the running speed, the offset angle and the turn signal lamp information of the rear vehicle under the condition that the distance between the vehicle and the rear vehicle is smaller than a preset safety distance;
for example, if the distance between the vehicle and the rear vehicle is smaller than the preset safety distance, the driving speed, the offset angle and the turn signal information of the rear vehicle are respectively detected and acquired based on an off-vehicle rear radar probe and a reversing image camera.
And S103, determining rear reminding information based on the front open area, the running speed of the rear vehicle, the offset angle and the turn signal information.
By means of the technical scheme, the rear coming vehicle warning method provided by the invention is used for solving the problem that a more intelligent method for warning dangerous driving of front and rear vehicles is lacking at present, and the distance between the target vehicle and the rear vehicle and the front open area are acquired through the target vehicle; acquiring the running speed, the offset angle and the turn signal information of the rear vehicle under the condition that the distance between the vehicle and the rear vehicle is smaller than a preset safety distance; and determining rear reminding information based on the front open area, the running speed of the rear vehicle, the offset angle and the turn signal information. In the scheme, related data of the road conditions of the coming vehicle behind and the current vehicle in front can be captured from two visual and sound layers, and the processed data are used for reminding front and rear drivers through the in-vehicle head-up display device (HUD), the in-vehicle multimedia device and the in-vehicle projection device. The invention can realize timely, effective and convenient reminding for the driver of the front vehicle and the driver of the rear vehicle when the front vehicle and the rear vehicle are close in distance or the rear vehicle wants to remind the front vehicle to carry out emergency avoidance and overtake, thereby avoiding the occurrence of vehicle rear-end collision accidents.
In one embodiment, the method further comprises:
in the case that the distance between the vehicle and the rear first vehicle is smaller than the preset safety distance, the vehicle distance keeping warning information is sent to the rear first vehicle through the rear windshield based on the in-vehicle projection device,
and/or the number of the groups of groups,
and sending the rear vehicle approaching warning information to a target vehicle driver through the front windshield based on the HUD head-up display.
If the distance between the vehicle and the first rear vehicle is smaller than the preset safety distance, the distance between the vehicle and the first rear vehicle is too short, and safety risks exist, and a vehicle distance maintenance alarm is required to be put into the rear windshield based on the in-vehicle projection device to remind the first rear vehicle; meanwhile, the reversing image camera is required to transmit real-time images of the tail and vehicle speed information of the rear vehicle to the vehicle application platform, and the real-time images and the vehicle speed information of the rear vehicle are projected onto the front windshield glass through the HUD head-up display to remind a driver of the front vehicle (target vehicle).
In one embodiment, the method further comprises:
acquiring the running speed, the offset angle and the turn signal information of the rear second vehicle under the condition that the distance between the vehicle and the rear second vehicle is smaller than a preset safety distance;
and determining the overtaking intention of the rear second vehicle based on the running speed, the offset angle and the turn signal information of the rear second vehicle.
In an exemplary embodiment, if the front and rear vehicles are too close to each other and there is a safety risk, the driving speed, the offset angle and the turn signal information of the second vehicle behind the rear vehicle are detected by means of the outside rear radar probe and the back image camera, respectively, and whether the rear vehicle wants to overtake is determined based on the driving speed, the offset angle and the turn signal information.
In one embodiment, the determining the intention to cut-in of the second rear vehicle based on the traveling speed, the offset angle, and the turn signal information of the second rear vehicle includes:
and determining that the second rear vehicle has an intention to overtake if at least one of the traveling speed of the second rear vehicle is greater than the traveling speed of the target vehicle, the offset angle of the second rear vehicle is greater than a preset offset angle, and turn signal flickering information exists.
For example, if the traveling speed of the rear second vehicle is greater than the traveling speed of the front target vehicle, or if the rear second vehicle does not travel relatively straight along the front target vehicle but has an offset angle, or if the turn signal starts to blink, any of the three satisfies one, it may be determined that the rear second vehicle has an intention to cut-in.
In one embodiment, the target vehicle acquires a distance from a rear vehicle and a front open area, and the method includes:
the target vehicle acquires a non-shielded area between the target vehicle and a nearest vehicle in front to determine the front open area.
For example, as shown in fig. 2, a preceding vehicle, i.e., a target vehicle, monitors road condition information ahead of the vehicle, i.e., an area a not blocked by the preceding vehicle, by means of an off-vehicle front radar probe to determine the above-mentioned front open area.
In one embodiment, the method further comprises:
and sending overtaking warning information to the second vehicle at the rear side under the condition that the front open area is smaller than the preset area.
For example, if the front open area a has a relationship of a < Amin compared with the preset area, i.e., the safety area Amin, which indicates that the road condition in front is not good and is not suitable for the rear vehicle to overtake, the front vehicle needs to project the reminding information onto the rear windshield glass of the vehicle by means of the in-vehicle projection device so as to remind the driver of the rear vehicle that the overtaking is not suitable.
In one embodiment, the method further comprises:
acquiring a side vehicle whistling decibel value and a rear vehicle whistling decibel value of the target vehicle based on a sound sensor;
and under the condition that the rear vehicle whistling decibel value is larger than the side vehicle whistling decibel value and the rear vehicle whistling decibel value is larger than a preset decibel value, reducing the multimedia volume of the target vehicle and sending rear vehicle whistling alarm information to a target vehicle driver.
For example, for the sound reminding system, in order to ensure that the transmission information is effective, when the distance between the rear coming vehicle and the front vehicle is smaller than the preset safety distance, firstly, respectively extracting db_r (rear vehicle whistle decibel value) and db_l (side vehicle whistle decibel value) of a vehicle whistle signal through a vehicle rear microphone, a vehicle side microphone and an audio processor, and if and only when db_r (rear vehicle whistle decibel value) is greater than db_l (side vehicle whistle decibel value), and db_r (rear vehicle whistle decibel value) is greater than a critical value dbmin (namely the preset decibel value), then, warning the front vehicle through the whistle signal instead of the side vehicle, and at the moment, reducing the multimedia volume in the front vehicle through the vehicle-mounted multimedia device and reminding a target vehicle driver.
Further, as an implementation of the method shown in fig. 1, the embodiment of the invention further provides a rear coming vehicle warning device, which is used for implementing the method shown in fig. 1. The embodiment of the device corresponds to the embodiment of the method, and for convenience of reading, details of the embodiment of the method are not repeated one by one, but it should be clear that the device in the embodiment can correspondingly realize all the details of the embodiment of the method. As shown in fig. 3, the apparatus includes: a first acquisition unit 21, a second acquisition unit 22, and a determination unit 23, wherein
A first acquisition unit 21 for acquiring a distance and a front open area between the target vehicle and the rear vehicle;
a second acquiring unit 22 configured to acquire a traveling speed, an offset angle, and turn signal information of the rear vehicle in a case where the distance to the rear vehicle is smaller than a preset safety distance;
and a determining unit 23 configured to determine the rear warning information based on the front open area, the traveling speed of the rear vehicle, the offset angle, and the turn signal information.
The processor includes a kernel, and the kernel fetches the corresponding program unit from the memory. The kernel can be provided with one or more than one kernel, and the rear coming vehicle warning method is realized by adjusting kernel parameters, so that the problem that a more intelligent method for warning dangerous driving of vehicles in front and behind is lacking at present can be solved.
The embodiment of the invention provides a computer readable storage medium, which comprises a stored program, and the program is executed by a processor to realize the rear coming vehicle warning method.
The embodiment of the invention provides a processor, which is used for running a program, wherein the rear coming vehicle warning method is executed when the program runs.
The embodiment of the invention provides electronic equipment, which comprises at least one processor and at least one memory connected with the processor; wherein the processor is configured to call the program instructions in the memory and execute the rear-end warning method
An embodiment of the present invention provides an electronic device 30, as shown in fig. 4, where the electronic device includes at least one processor 301, and at least one memory 302 and a bus 303 connected to the processor; wherein, the processor 301 and the memory 302 complete communication with each other through the bus 303; the processor 301 is configured to invoke the program instructions in the memory to perform the rear-end warning method described above.
The intelligent electronic device herein may be a PC, PAD, cell phone, etc.
The present application also provides a computer program product adapted to perform a program initialized with the above-mentioned rear-coming vehicle alert method steps when executed on a flow management electronic device.
In the foregoing embodiments, the descriptions of the embodiments are focused on, and for those portions of one embodiment that are not described in detail, reference may be made to the related descriptions of other embodiments.
It will be appreciated by those skilled in the art that embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded computer, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
Embodiments of the present application also provide a computer program product comprising computer software instructions which, when run on a processing device, cause the processing device to perform a flow of control of a memory as in the corresponding embodiment of fig. 1.
The computer program product includes one or more computer instructions. When the computer program instructions are loaded and executed on a computer, the processes or functions in accordance with embodiments of the present application are produced in whole or in part. The computer may be a general purpose computer, a special purpose computer, a computer network, or other programmable apparatus. The computer instructions may be stored in a computer-readable storage medium or transmitted from one computer-readable storage medium to another computer-readable storage medium, for example, the computer instructions may be transmitted from one website, computer, server, or data center to another website, computer, server, or data center by a wired (e.g., coaxial cable, fiber optic, digital subscriber line (digital subscriber line, DSL)) or wireless (e.g., infrared, wireless, microwave, etc.). Computer readable storage media can be any available media that can be stored by a computer or data storage devices such as servers, data centers, etc. that contain an integration of one or more available media. Usable media may be magnetic media (e.g., floppy disks, hard disks, magnetic tapes), optical media (e.g., DVDs), or semiconductor media (e.g., solid State Disks (SSDs)), among others.
It will be clear to those skilled in the art that, for convenience and brevity of description, specific working procedures of the above-described systems, apparatuses and units may refer to corresponding procedures in the foregoing method embodiments, which are not repeated herein.
In the several embodiments provided in this application, it should be understood that the disclosed systems, apparatuses, and methods may be implemented in other ways. For example, the apparatus embodiments described above are merely illustrative, e.g., the division of elements is merely a logical functional division, and there may be additional divisions of actual implementation, e.g., multiple elements or components may be combined or integrated into another system, or some features may be omitted, or not performed. Alternatively, the coupling or direct coupling or communication connection shown or discussed with each other may be an indirect coupling or communication connection via some interfaces, devices or units, which may be in electrical, mechanical or other form.
The units described as separate units may or may not be physically separate, and units shown as units may or may not be physical units, may be located in one place, or may be distributed over a plurality of network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional unit in each embodiment of the present application may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit. The integrated units may be implemented in hardware or in software functional units.
The integrated units, if implemented in the form of software functional units and sold or used as stand-alone products, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present application may be embodied in essence or a part contributing to the prior art or all or part of the technical solution in the form of a software product stored in a storage medium, including several instructions to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the methods of the embodiments of the present application. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a random access Memory (Random Access Memory, RAM), a magnetic disk, or an optical disk, or other various media capable of storing program codes.
The above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (10)
1. A rear approach warning method, characterized by comprising:
the method comprises the steps that a target vehicle obtains a distance between the target vehicle and a rear vehicle and a front open area;
acquiring the running speed, the offset angle and the turn signal lamp information of the rear vehicle under the condition that the distance between the vehicle and the rear vehicle is smaller than a preset safety distance;
and determining rear reminding information based on the front open area, the running speed of the rear vehicle, the offset angle and the turn signal information.
2. The method as recited in claim 1, further comprising:
in the case that the distance between the vehicle and the first rear vehicle is smaller than a preset safety distance, sending a vehicle distance keeping warning message to the first rear vehicle through a rear windshield based on an in-vehicle projection device,
and/or the number of the groups of groups,
and sending the rear vehicle approaching warning information to a target vehicle driver through the front windshield based on the HUD head-up display.
3. The method as recited in claim 1, further comprising:
acquiring the running speed, the offset angle and the turn signal information of the rear second vehicle under the condition that the distance between the vehicle and the rear second vehicle is smaller than a preset safety distance;
an overtaking intention of the rear second vehicle is determined based on the traveling speed, the offset angle, and the turn signal information of the rear second vehicle.
4. The method of claim 1, wherein the determining the intent to cut-in of the second rear vehicle based on the travel speed, the offset angle, and the turn signal information of the second rear vehicle comprises:
and determining that the second rear vehicle has an intention to overtake if at least one of the traveling speed of the second rear vehicle is greater than the traveling speed of the target vehicle, the offset angle of the second rear vehicle is greater than a preset offset angle, and turn signal flickering information exists.
5. The method of claim 4, wherein the target vehicle obtains a distance and a forward open area from a rear vehicle, comprising:
the target vehicle obtains a non-occluded area with a nearest vehicle in front to determine the frontal open area.
6. The method as recited in claim 5, further comprising:
and sending overtaking unsuitable warning information to the second vehicle at the rear side under the condition that the front open area is smaller than the preset area.
7. The method as recited in claim 1, further comprising:
acquiring a side vehicle whistling decibel value and a rear vehicle whistling decibel value of the target vehicle based on a sound sensor;
and under the condition that the rear vehicle whistling decibel value is larger than the side vehicle whistling decibel value and the rear vehicle whistling decibel value is larger than a preset decibel value, reducing the multimedia volume of the target vehicle and sending rear vehicle whistling alarm information to a target vehicle driver.
8. A rear incoming car warning device, comprising:
a first acquisition unit configured to acquire a distance and a front open area from a target vehicle;
a second obtaining unit, configured to obtain a running speed, an offset angle, and turn signal information of the rear vehicle when the distance between the second obtaining unit and the rear vehicle is smaller than a preset safety distance;
and the determining unit is used for determining rear reminding information based on the front open area, the running speed of the rear vehicle, the offset angle and the turn signal information.
9. A computer-readable storage medium, characterized in that the computer-readable storage medium comprises a stored program, wherein the program, when executed by a processor, implements the rear approach warning method of any one of claims 1 to 8.
10. An electronic device comprising at least one processor and at least one memory coupled to the processor; wherein the processor is configured to invoke program instructions in the memory to perform the rear approach warning method of any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310287884.2A CN116215371A (en) | 2023-03-22 | 2023-03-22 | Rear coming car warning method and related equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310287884.2A CN116215371A (en) | 2023-03-22 | 2023-03-22 | Rear coming car warning method and related equipment |
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| Publication Number | Publication Date |
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| CN116215371A true CN116215371A (en) | 2023-06-06 |
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|---|---|---|---|
| CN202310287884.2A Pending CN116215371A (en) | 2023-03-22 | 2023-03-22 | Rear coming car warning method and related equipment |
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| Country | Link |
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| CN (1) | CN116215371A (en) |
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2023
- 2023-03-22 CN CN202310287884.2A patent/CN116215371A/en active Pending
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