CN114802224A - Rear-end collision prevention vehicle safety system - Google Patents
Rear-end collision prevention vehicle safety system Download PDFInfo
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- CN114802224A CN114802224A CN202210520146.3A CN202210520146A CN114802224A CN 114802224 A CN114802224 A CN 114802224A CN 202210520146 A CN202210520146 A CN 202210520146A CN 114802224 A CN114802224 A CN 114802224A
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- 230000002265 prevention Effects 0.000 title claims abstract description 14
- 238000012545 processing Methods 0.000 claims abstract description 49
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 238000007689 inspection Methods 0.000 claims description 4
- 238000003032 molecular docking Methods 0.000 claims 1
- 238000004458 analytical method Methods 0.000 abstract description 3
- 230000004888 barrier function Effects 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000003137 locomotive effect Effects 0.000 description 6
- 230000001133 acceleration Effects 0.000 description 5
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units, or advanced driver assistance systems for ensuring comfort, stability and safety or drive control systems for propelling or retarding the vehicle
- B60W30/08—Active safety systems predicting or avoiding probable or impending collision or attempting to minimise its consequences
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units, or advanced driver assistance systems for ensuring comfort, stability and safety or drive control systems for propelling or retarding the vehicle
- B60W30/08—Active safety systems predicting or avoiding probable or impending collision or attempting to minimise its consequences
- B60W30/09—Taking automatic action to avoid collision, e.g. braking and steering
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units, or advanced driver assistance systems for ensuring comfort, stability and safety or drive control systems for propelling or retarding the vehicle
- B60W30/08—Active safety systems predicting or avoiding probable or impending collision or attempting to minimise its consequences
- B60W30/095—Predicting travel path or likelihood of collision
- B60W30/0956—Predicting travel path or likelihood of collision the prediction being responsive to traffic or environmental parameters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
- B60W2050/143—Alarm means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
- B60W2050/146—Display means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2420/00—Indexing codes relating to the type of sensors based on the principle of their operation
- B60W2420/40—Photo or light sensitive means, e.g. infrared sensors
- B60W2420/403—Image sensing, e.g. optical camera
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- B60W2420/408—
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2420/00—Indexing codes relating to the type of sensors based on the principle of their operation
- B60W2420/54—Audio sensitive means, e.g. ultrasound
Abstract
The invention discloses a rear-end collision prevention vehicle safety system which comprises a vehicle information acquisition module, a data processing module, an information transmission module, an alarm module and a vehicle control module, wherein the vehicle information acquisition module, the data processing module and the vehicle control module are designed, the vehicle information acquisition module acquires vehicle data of the same road section and the same area and transmits the vehicle data to the data processing module arranged in a vehicle, the data processing module issues a command to the vehicle control module after carrying out analysis and calculation, and finally the vehicle control module controls the vehicle.
Description
Technical Field
The invention relates to the technical field of vehicle systems, in particular to a rear-end collision prevention vehicle safety system.
Background
At present, the rear-end collision prevention technology in the automobile industry mainly focuses on preventing rear-end collision in the forward direction and preventing other vehicles or barriers from driving in the forward direction due to the rear-end collision of the vehicle, so that the safety of the vehicle is protected. The forward rear-end collision prevention technology generally detects whether an obstacle exists in the front of a vehicle in a driving process through a sensor, and judges whether a driver needs to be reminded or automatically performs braking operation or not by combining the speed of the vehicle, so that the injury caused by a rear-end collision accident is reduced. The forward rear-end collision prevention technology is represented by automatic emergency braking.
However, in combination with the market demand, the driver's attention is highly concentrated on the road condition in front of the vehicle during driving, and the vehicle behind can only be observed through the rearview mirror, so there is no safety system for preventing the rear vehicle from colliding with the rear of the vehicle.
Disclosure of Invention
The present invention is directed to solve the above problems of the background art and to provide a rear-end collision prevention vehicle safety system.
The purpose of the invention can be realized by the following technical scheme:
a rear-end collision prevention vehicle safety system comprises a vehicle information acquisition module, a data processing module, an information transmission module, an alarm module and a vehicle control module;
the vehicle information acquisition module is used for acquiring vehicle data of the same road section and the same region and transmitting the vehicle data to the data processing module arranged in the vehicle;
the data processing module is used for uploading vehicle information of the same road section and the same region through the information transmission module, searching and taking the vehicle information of the same road section and the same region through the data processing module in a traffic management information center, downloading the vehicle information, analyzing the vehicle information through the data processing module and issuing a command to the vehicle control module;
the information transmission module is used for uploading or downloading vehicle information in cooperation with the data processing module;
the alarm module is used for giving out a warning to a driver when the distance between one part of the vehicle head or the vehicle tail and the obstacle is shortened to a limited range;
and the vehicle control module is used for receiving the feedback of the data processing module to control the vehicle.
As a further scheme of the invention: the vehicle information acquisition module comprises a camera and a radar; the cameras arranged at the head and the tail of the vehicle are used for photographing license plates of the vehicle; the radar is used for measuring the distance between obstacles in the front and the rear of the vehicle body.
As a further scheme of the invention: the vehicle information acquisition module also comprises a GPS; the GPS is used to confirm the vehicle position in the same area and the same road section.
As a further scheme of the invention: the vehicle information display system further comprises an information display module, and the information display module is used for displaying vehicle information and driver information.
As a further scheme of the invention: the vehicle information display content comprises vehicle type, vehicle condition, vehicle annual inspection condition, vehicle size and vehicle continuous driving time; the driver information display content comprises the driving age of the driver and the accident rate of the driver.
As a further scheme of the invention: alarm module is including sound suggestion original paper and/or light suggestion original paper, the sound suggestion original paper is used for sending sound suggestion driver vehicle locomotive or rear of a vehicle have one side to cross with the barrier distance and advance, alarm module is used for twinkling light suggestion driver vehicle locomotive or rear of a vehicle have one side to cross with the barrier distance and advance.
As a further scheme of the invention: the vehicle control module monitors whether collision objects exist in front of, behind, on the left side and the right side of the vehicle or not, if the collision objects exist, whether the collision objects are moving objects or static objects is checked through a camera and a ranging radar in the information acquisition module, the static object system feeds back to the vehicle control module, the area cannot change lanes or cannot accelerate, if the collision objects are moving objects, the distance radar monitors the collision objects constantly, the moving speed of the objects is calculated through the data processing module, and whether the vehicle can change lanes or not is judged.
As a further scheme of the invention: in the process of the vehicle control module in the process of connecting and managing the vehicle, if a driver steps on a brake, an accelerator or rotates a steering wheel, the vehicle can be immediately connected, and the vehicle control module can immediately give up controlling the vehicle.
The invention has the beneficial effects that:
through the design have vehicle information acquisition module, data processing module, vehicle control module, vehicle information acquisition module to with the highway section, with regional vehicle data gather and transmit and install in the vehicle data processing module, assign the order to vehicle control module after carrying out the analysis by data processing module again, finally control the vehicle by vehicle control module, at the in-process of vehicle control module butt joint management vehicle, the driver if trample the brake, throttle or rotate the steering wheel, can take over the vehicle immediately, and vehicle control module will give up controlling the vehicle immediately.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic flow diagram of the system of the present invention;
fig. 2 is a system diagram of an information display module according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In a first embodiment, please refer to fig. 1, the present invention is a rear-end collision prevention vehicle safety system, which includes a vehicle information acquisition module, a data processing module, an information transmission module, an alarm module, and a vehicle control module;
the vehicle information acquisition module is used for acquiring vehicle data of the same road section and the same region and transmitting the vehicle data to the data processing module arranged in the vehicle;
the vehicle information acquisition module comprises a camera and a radar; the cameras arranged at the head and the tail of the vehicle are used for photographing license plates of the vehicle, the number of the cameras can be four, the four cameras are respectively arranged at the left and right parts of the head and the tail of the vehicle to enlarge photographing angles, and photographing and collecting can be carried out on vehicles which change lanes in front and behind and run through pressing lines; the radar is used for measuring the distance between obstacles in the front and the rear of the vehicle body, and is a distance measuring radar which can be an infrared distance measuring radar or an ultrasonic distance measuring radar;
the data processing module is used for uploading vehicle information of the same road section and the same region through the information transmission module, searching and adjusting the vehicle information of the same road section and the same region through the data processing module in a traffic management information center of a traffic department, downloading the vehicle information of the same road section and the same region, comparing license plates shot by the cameras one by one, determining front, rear, left and right vehicle information when the license plates are compared without errors, paying attention to the distance to an obstacle at the moment through feedback of distance measuring radar monitoring, and issuing a command to the vehicle control module after analyzing the vehicle information through the data processing module;
the information transmission module is used for uploading or downloading vehicle information in cooperation with the data processing module, and mainly utilizes a mobile communication technology or a wireless communication technology such as Bluetooth and the like;
the alarm module is used for sending an opening signal to the alarm module through the data processing module when the distance between the vehicle and the obstacle is shortened to a limited range after one part of the vehicle head or the vehicle tail and the obstacle are collected by the information collection module, so that the alarm module gives a warning to a driver to remind the driver of the fact that the driver is about to rear-end other vehicles, the obstacle or the other vehicles;
alarm module is including sound suggestion original paper and/or light suggestion original paper, the sound suggestion original paper is used for sending sound suggestion driver vehicle locomotive or rear of a vehicle have a party and barrier apart from crossing into, like modes such as sound suggestion original paper accessible voice broadcast, pronunciation count down, alarm module is used for twinkling light suggestion driver vehicle locomotive or rear of a vehicle have a party and barrier apart from crossing into, and the frequency speed of accessible light scintillation is indicateed.
The vehicle control module is used for receiving feedback of the data processing module to control vehicle deceleration or vehicle acceleration, and after the data processing module awakens the alarm module, the vehicle control module starts when the alarm module gives a warning, and calculates the time of rear-end collision of the vehicle through the data processing module, so that when the data processing module gives acceleration, deceleration and braking commands to the vehicle control module according to the time of rear-end collision.
In a second embodiment, on the basis of the first embodiment, the vehicle information acquisition module further comprises a GPS; the GPS is used to confirm the vehicle position in the same area and the same road section.
Referring to fig. 1-2, in a third embodiment, the invention relates to a rear-end collision prevention vehicle safety system, which includes a vehicle information acquisition module, a data processing module, an information transmission module, an alarm module, a vehicle control module, and an information display module;
the information display module is used for displaying vehicle information and driver information, and is a central control screen;
the vehicle information display content comprises vehicle types, vehicle conditions, vehicle annual inspection conditions, vehicle sizes, vehicle continuous driving time and the like; the driver information display contents include the driving age of the driver, the accident rate of the driver, and the like.
Firstly, a driver can know the vehicle information display content and the driver information display content from the information display module in the driving process, so that the subjective judgment is carried out, secondly, data analysis is carried out in the data processing module according to the vehicle condition, the annual inspection condition, the continuous driving time of the vehicle, the driving age of the driver, the accident rate of the driver and the like of the vehicle, so that the proportion of accidents occurring in the driving process of the vehicle can be calculated, and therefore when the vehicle control module carries out emergency control on the vehicle, the lane changing operation can be carried out by preferentially selecting the driving lane of the vehicle with the lower proportion of accidents.
The vehicle information acquisition module is used for acquiring vehicle data of the same road section and the same region and transmitting the vehicle data to the data processing module arranged in the vehicle;
the vehicle information acquisition module comprises a camera and a radar; the cameras arranged at the head and the tail of the vehicle are used for photographing license plates of the vehicle, the number of the cameras can be four, the four cameras are respectively arranged at the left and right parts of the head and the tail of the vehicle to enlarge photographing angles, and photographing and collecting can be carried out on vehicles which change lanes in front and behind and run through pressing lines; the radar is used for measuring the distance between obstacles in the front and the rear of the vehicle body, and is a distance measuring radar which can be an infrared distance measuring radar or an ultrasonic distance measuring radar;
the data processing module is used for uploading vehicle information of the same road section and the same region through the information transmission module, searching and adjusting the vehicle information of the same road section and the same region through the data processing module in a traffic management information center of a traffic department, downloading the vehicle information of the same road section and the same region, comparing license plates shot by the cameras one by one, determining front, rear, left and right vehicle information when the license plates are compared without errors, paying attention to the distance to an obstacle at the moment through feedback of distance measuring radar monitoring, and issuing a command to the vehicle control module after analyzing the vehicle information through the data processing module;
the information transmission module is used for uploading or downloading vehicle information in cooperation with the data processing module, and mainly utilizes a mobile communication technology or a wireless communication technology such as Bluetooth and the like;
the alarm module is used for sending an opening signal to the alarm module through the data processing module when the distance between the vehicle and the obstacle is shortened to a limited range after one part of the vehicle head or the vehicle tail and the obstacle are collected by the information collection module, so that the alarm module gives a warning to a driver to remind the driver of the fact that the driver is about to rear-end other vehicles, the obstacle or the other vehicles;
alarm module is including sound prompt original paper and/or light suggestion original paper, the sound prompt original paper is used for sending sound suggestion driver vehicle locomotive or rear of a vehicle to have a party and the barrier apart from crossing to advance, like modes such as sound prompt original paper accessible voice broadcast, pronunciation count down, alarm module is used for twinkling light suggestion driver vehicle locomotive or rear of a vehicle to have a party and the barrier apart from crossing to advance, and the frequency of accessible light scintillation is fast indicateed.
The vehicle control module is used for receiving feedback of the data processing module to control the vehicle, after the data processing module awakens the alarm module, the vehicle control module starts when the alarm module gives a warning, and the time of the vehicle being subjected to rear-end collision is calculated through the data processing module, so that when the data processing module gives acceleration, deceleration and braking commands to the vehicle control module according to the rear-end collision time.
Scenario: when the rear vehicle is about to rear-end at a higher speed, the vehicle measures the distance between the vehicle and the rear vehicle at any time through a distance measuring radar in a vehicle information acquisition module, transmits the information to a data processing module for analysis and processing, calculates the time for the rear vehicle to rear-end the vehicle, and prompts the vehicle through an alarm module, for example, a voice prompt original can prompt the vehicle through voice broadcasting, voice countdown and the like, a light prompt original can prompt the driver through the frequency of light flashing to remind the rear vehicle of rear-end collision, the driver can manually operate the vehicle before the countdown of the alarm module (such as vehicle braking, vehicle acceleration, vehicle lane change avoidance and the like), if the vehicle is not manually operated before the countdown, a vehicle control module takes over the vehicle and controls the vehicle (such as vehicle braking, vehicle acceleration, vehicle lane change avoidance and the like), in the situation, the vehicle control module monitors whether a collision object exists in front of, behind, on the left side and the right side of the vehicle or not, if the collision object exists, whether the collision object is a moving object or a stationary object is checked through a camera and a ranging radar in the information acquisition module, the stationary object system feeds back to the vehicle control module, the area cannot change the lane or accelerate, if the collision object exists, the moving object is monitored through the ranging radar in real time, the moving speed of the object is calculated through the data processing module, whether the vehicle can change the lane or not is judged, if a driver treads a brake, an accelerator or a steering wheel in the process of the vehicle control module to control the vehicle, the vehicle can be immediately taken over, and the vehicle control module immediately gives up control over the vehicle.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (8)
1. The rear-end collision prevention vehicle safety system is characterized by comprising a vehicle information acquisition module, a data processing module, an information transmission module, an alarm module and a vehicle control module;
the vehicle information acquisition module is used for acquiring vehicle data of the same road section and the same region and transmitting the vehicle data to the data processing module arranged in the vehicle;
the data processing module is used for uploading vehicle information of the same road section and the same region through the information transmission module, searching and retrieving the vehicle information of the same road section and the same region through the data processing module in a traffic management information center, downloading the vehicle information, analyzing the vehicle information through the data processing module and issuing a command to the vehicle control module;
the information transmission module is used for uploading or downloading vehicle information in cooperation with the data processing module;
the alarm module is used for giving out a warning to a driver when the distance between one part of the vehicle head or the vehicle tail and the obstacle is shortened to a limited range;
and the vehicle control module is used for receiving the feedback of the data processing module to control the vehicle.
2. The rear-end collision avoidance vehicle safety system according to claim 1, wherein the vehicle information acquisition module comprises a camera, a radar; the cameras arranged at the head and the tail of the vehicle are used for photographing license plates of the vehicle; the radar is used for measuring the distance between obstacles in the front and the rear of the vehicle body.
3. The rear-end collision avoidance vehicle safety system according to claim 2, wherein the vehicle information collection module further comprises a GPS; the GPS is used to confirm the vehicle position in the same area and the same road section.
4. The rear-end collision avoidance vehicle safety system according to claim 1, further comprising an information display module for displaying vehicle information and driver information.
5. The rear-end collision prevention vehicle safety system as claimed in claim 4, wherein the vehicle information display contents include vehicle category, vehicle condition, vehicle annual inspection condition, vehicle size, vehicle continuous driving time period; the driver information display content comprises the driving age of the driver and the accident rate of the driver.
6. A rear-end collision prevention vehicle safety system as claimed in claim 1, wherein the alarm module includes audible and/or light prompting elements.
7. The system as claimed in claim 1, wherein the vehicle control module monitors whether there is an object in front of, behind, left or right of the vehicle, if there is an object in collision, the camera and the range radar in the information acquisition module are used to check whether the object is a moving object or a stationary object, and the stationary object system feeds back to the vehicle control module that the area cannot change lanes or accelerate, if there is an object in movement, the range radar is used to monitor the object at any time, so that the data processing module calculates the moving speed of the object and whether the vehicle can change lanes.
8. A rear-end collision avoidance vehicle safety system according to any one of claims 1 to 7, wherein during docking of the vehicle by the vehicle control module, the driver can take over the vehicle immediately, for example by stepping on the brake, throttle or steering wheel, and the vehicle control module will immediately forego steering of the vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210520146.3A CN114802224A (en) | 2022-05-12 | 2022-05-12 | Rear-end collision prevention vehicle safety system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210520146.3A CN114802224A (en) | 2022-05-12 | 2022-05-12 | Rear-end collision prevention vehicle safety system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114802224A true CN114802224A (en) | 2022-07-29 |
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ID=82515886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210520146.3A Pending CN114802224A (en) | 2022-05-12 | 2022-05-12 | Rear-end collision prevention vehicle safety system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114802224A (en) |
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2022
- 2022-05-12 CN CN202210520146.3A patent/CN114802224A/en active Pending
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