CN114802232A - Electric automobile crashproof early warning system - Google Patents
Electric automobile crashproof early warning system Download PDFInfo
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- CN114802232A CN114802232A CN202210225309.5A CN202210225309A CN114802232A CN 114802232 A CN114802232 A CN 114802232A CN 202210225309 A CN202210225309 A CN 202210225309A CN 114802232 A CN114802232 A CN 114802232A
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- 238000001514 detection method Methods 0.000 claims abstract description 45
- 238000005259 measurement Methods 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims description 14
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 238000004364 calculation method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 238000012545 processing Methods 0.000 abstract description 4
- 230000006872 improvement Effects 0.000 description 9
- 238000013461 design Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000001960 triggered effect Effects 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
- 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
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
- B60R21/0136—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over responsive to actual contact with an obstacle, e.g. to vehicle deformation, bumper displacement or bumper velocity relative to the vehicle
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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
-
- 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, light or radio wave sensitive means, e.g. infrared sensors
-
- 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, light or radio wave sensitive means, e.g. infrared sensors
- B60W2420/408—Radar; Laser, e.g. lidar
-
- 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
- B60W2554/00—Input parameters relating to objects
- B60W2554/80—Spatial relation or speed relative to objects
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Transportation (AREA)
- Human Computer Interaction (AREA)
- Traffic Control Systems (AREA)
Abstract
The invention relates to the technical field of automobile anti-collision early warning, in particular to an electric automobile anti-collision early warning system which comprises a central control system, an environment detection module, a distance measurement module, an operation module, an anti-collision warning module and a database. According to the invention, the current running speed, the position of the assembled automobile, the surrounding geographic information and the related shelters are detected through a speed measuring radar, a self-adaptive circulation control radar, a GPS positioning device and a GIS positioning system, the front automobile, the shelters and pedestrians are detected and recorded through a laser range finder, an infrared detection device and a visible light detection device, the information is processed by a calculation module in a unified manner, the time for the automobile to reach the front position is estimated, the possibility of risk of the automobile in running is estimated, sufficient reaction and processing time is left for a driver, and the safety in the running process is further ensured.
Description
Technical Field
The invention relates to the technical field of automobile anti-collision early warning, in particular to an electric automobile anti-collision early warning system.
Background
In the traffic environment, the electric automobile is used as a new energy driven vehicle, the performance and the function point of the electric automobile are fully improved and improved compared with the prior automobile, but due to various characteristics of the personnel driving condition and the diversity of road conditions, if the automobile owner drives in a fatigue way or the distance between the vehicles in front is too short in a complex traffic road or a journey with large traffic flow, traffic accidents are likely to be caused, the safety of drivers and accompanying personnel is threatened, meanwhile, the traffic jam condition of road sections can be caused, and the whole traffic environment is influenced, while the traditional anti-collision alarm device only adopts a mode of adding a distance meter at the front end of the automobile, when the automobile and the front articles or the automobile reach a safety line, the alarm is sent out, the detection distance of the early warning mode is short, and in the process of high-speed driving of the automobile, the judgment and reaction time is difficult to be provided for the automobile owner, further, the safety guarantee is not sufficient in the driving process, and improvement is needed.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an anti-collision early warning system for an electric automobile.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides an electric automobile anticollision early warning system, an electric automobile anticollision early warning system comprises center control system, environment detection module, ranging module, operation module, anticollision alarm module and database, center control system's output and the input electric connection of environment detection module, ranging module, anticollision alarm module, database, the output of environment detection module, ranging module and the input electric connection of operation module, the output of operation module and anticollision alarm module's input electric connection.
In order to realize the peripheral environment, vehicle position and vehicle speed detection functions of the environment detection module, the invention has the improvement that the environment detection module comprises a multi-channel collector, a speed measurement radar, a self-adaptive circulation control radar, a GPS positioning device and a GIS positioning system.
In order to realize the information overall function of the multi-channel collector, the invention has the improvement that the output end of the multi-channel collector is electrically connected with the input ends of a speed measuring radar, a self-adaptive circulation control radar, a GPS positioning device and a GIS positioning system.
In order to realize the distance testing function of the distance measuring module, the invention improves that the distance measuring module comprises a laser distance measuring instrument, an infrared detection device and a visible light detection device, and the output ends of the laser distance measuring instrument, the infrared detection device and the visible light detection device are electrically connected with the input end of the operation module.
In order to realize the risk estimation function of the operation module, the invention has the improvement that the operation module comprises a timer and an operator, the output end of the timer is electrically connected with the input end of the operator, and the output end of the operator is electrically connected with the input end of the anti-collision alarm module.
In order to realize the control function of the microcontroller on each component in the anti-collision alarm module, the anti-collision alarm module is improved in the invention, the anti-collision alarm module comprises the microcontroller, a vehicle-mounted display screen, a honeycomb alarm, a vehicle-mounted light bar, a sensor and an air bag, and the output end of the microcontroller is electrically connected with the input ends of the vehicle-mounted display screen, the honeycomb alarm, the vehicle-mounted light bar and the sensor.
In order to realize the control function of the safety air bag by the sensor, the invention improves that the sensor is an electromechanical combination type sensor, and the output end of the sensor is electrically connected with the output end of the safety air bag.
In order to refine the models of all parts, the invention has the improvement that the model of the microcontroller is STC89C52RC, the model of the display screen is a TFT liquid crystal display screen, and the type of the vehicle-mounted light bar is a vehicle-mounted LED light bar.
In order to realize the data recording function of the database, the invention has the improvement that the database comprises a built-in data terminal, a wireless transmission channel and a cloud server, and the model of the wireless transmission channel is wifiOV 7670.
In order to realize the data transmission function between the built-in data end and the cloud server, the invention has the improvement that the output end of the built-in data end is electrically connected with the input end of a wireless transmission channel, and the output end of the wireless transmission channel is in signal connection with the input end of the cloud server.
Compared with the prior art, the invention has the advantages and positive effects that:
in the invention, the current running speed, the position and the surrounding geographic information of an assembled automobile and related shelters are detected through a speed measuring radar, a self-adaptive circulation control radar, a GPS positioning device and a GIS positioning system, the front automobile, the shelters and pedestrians are detected and recorded through a laser range finder, an infrared detection device and a visible light detection device, the information is processed by a calculation module in a unified way, the time of the automobile reaching the front position is estimated, the possibility of the risk of the automobile running is estimated, an anti-collision alarm module carries out all-round early warning on a driver and accompanying personnel in the automobile and controls a safety airbag to pop up when the risk occurs, the peripheral environment is comprehensively detected through the mode, the risk condition of the automobile is estimated through an operation mode, and sufficient reaction and processing time are left for the driver, thereby ensuring the safety in the driving process and avoiding the occurrence of safety accidents.
Drawings
FIG. 1 is an overall program diagram of an anti-collision early warning system for an electric vehicle according to the present invention;
FIG. 2 is a main frame program diagram of an anti-collision early warning system for an electric vehicle according to the present invention;
FIG. 3 is a block diagram of an environmental detection module of the anti-collision early warning system of an electric vehicle according to the present invention;
FIG. 4 is a block diagram of a distance measurement module of an anti-collision warning system for an electric vehicle according to the present invention;
FIG. 5 is a program diagram of an anti-collision warning module of the anti-collision warning system of the electric vehicle according to the present invention;
FIG. 6 is a block diagram of an operation module of the anti-collision warning system of an electric vehicle according to the present invention;
fig. 7 is a database program diagram of an anti-collision warning system for an electric vehicle according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example one
Referring to fig. 1-7, the present invention provides a technical solution: an electric automobile anti-collision early warning system is composed of a central control system, an environment detection module, a distance measurement module, a calculation module, an anti-collision warning module and a database, wherein the output end of the central control system is electrically connected with the input ends of the environment detection module, the distance measurement module, the anti-collision warning module and the database, the output ends of the environment detection module and the distance measurement module are electrically connected with the input end of the calculation module, the output end of the calculation module is electrically connected with the input end of the anti-collision warning module, the trend of a main program of the anti-collision early warning system can be controlled by the mode, the environment detection module, the distance measurement module, the anti-collision warning module and the database are controlled by the central control system, then the environment detection module and the distance measurement module send detected related information to the calculation module, after the calculation module is operated, and obtaining a corresponding operation processing result, if the processing result is estimated to have potential safety hazard, sending the result to the anti-collision alarm module for alarming, wherein the data operation of the anti-collision alarm system is recorded by the database in the whole process, so that the safety judgment logic of the system is conveniently supplemented with data and the algorithm is improved.
The environment detection module comprises a multi-channel collector, a speed measuring radar, a self-adaptive circulation control radar, a GPS positioning device and a GIS positioning system, wherein the output end of the multi-channel collector is electrically connected with the input ends of the speed measuring radar, the self-adaptive circulation control radar, the GPS positioning device and the GIS positioning system, the design aims to uniformly collect and process information collected by the speed measuring radar, the self-adaptive circulation control radar, the GPS positioning device and the GIS positioning system through the multi-channel collector, simplify the steps for the operation of a subsequent arithmetic unit and further achieve the function of providing the running smoothness of the system, wherein the speed measuring mode of the speed measuring radar calculates the speed of the vehicle according to the rotating speed of the automobile tire and the radius of the tire, the test mode takes the automobile body as a foot-falling point, the test result is more accurate, and the GPS positioning system is used for recording the position of the automobile, the GIS positioning system detects the surrounding environment in real time through a GIS map, and can record the current position and road condition of the vehicle more clearly through the cooperation of the GPS positioning device and the GIS positioning system.
Ranging module including laser range finder, infrared detection device and visible light detection device, can be to vehicle and place ahead vehicle through laser range finder, the position of barrier interval is measured, infrared detection device, people or other biology in the heat energy sensing that can pass through the infrared ray to the place ahead, can detect the light source in the place ahead through visible light detection device, mutually support through each part in the ranging module, can realize removing the thing or sheltering from the comprehensive detection function of thing to the place ahead, laser range finder, infrared detection device and visible light detection device's output all with the input electric connection of operation module, the purpose of this kind of design is in order to make laser range finder, infrared detection device and visible light detection device are at the in-process of in-service use, can give the arithmetic unit with data and calculate the operation.
The operation module comprises a timer and an arithmetic unit, the data can be distinguished according to the frequency of 0.1 s/time through the timer, so that the real-time performance and the validity of the data are ensured, the output end of the timer is electrically connected with the input end of the arithmetic unit, time information can be sent to the arithmetic unit in batches through the timer, the situation that the arithmetic unit repeats operation or operation is lost is avoided, a time basis is provided for the operation of the arithmetic unit, the output end of the arithmetic unit is electrically connected with the input end of the anti-collision alarm module, and when the arithmetic unit detects a dangerous situation, the data are sent to the anti-collision alarm module.
The anti-collision alarm module comprises a microcontroller, a vehicle-mounted display screen, a honeycomb alarm, a vehicle-mounted light bar, a sensor and an air bag, wherein the output end of the microcontroller is electrically connected with the input ends of the vehicle-mounted display screen, the honeycomb alarm, the vehicle-mounted light bar and the sensor, the purpose of the design is to realize the control function of the microcontroller on each component in the anti-collision alarm module, the vehicle-mounted display can provide alarm information through the control of the microcontroller, the honeycomb alarm gives out buzz alarm, the vehicle-mounted light bar changes the color according to the emergency situation of risk early warning so as to realize the comprehensive alarm function for drivers and accompanying personnel, the sensor is an electromechanical combined sensor, the sensor can timely react to the situation of risk occurrence through an electromechanical triggering mode, the output end of the sensor is electrically connected with the output end of the air bag, and the air bag can be triggered through the sensor, the protection measures are provided for drivers and accompanying personnel, the safety of the drivers and the accompanying personnel is ensured, the model of the microcontroller is STC89C52CRC, the model of the display screen is a TFT liquid crystal display screen, the type of the vehicle-mounted light bar is a vehicle-mounted LED light bar, the design aims to refine the models of all the parts, and further the smoothness and the stability of the function operation of all the parts are ensured.
The database comprises a built-in data end, a wireless transmission channel and a cloud server, the wireless transmission channel is wifiOV7670 in model number, the output end of the built-in data end is electrically connected with the input end of the wireless transmission channel, the output end of the wireless transmission channel is in signal connection with the input end of the cloud server, the purpose of the design is to achieve a data transmission function between the built-in data end and the cloud server, the occurrence of data loss is avoided, and meanwhile data supplement and algorithm improvement are conveniently carried out on safety judgment logic of the system.
The working principle is as follows: in the integral operation of the system, the central control system controls the environment detection module, the distance measurement module, the anti-collision alarm module and the database, in the environment monitoring module, the speed measuring radar calculates the speed of the vehicle according to the rotating speed of the automobile tire and the radius of the tire, the GPS positioning system is used for recording the position of the vehicle, the GIS positioning system detects the surrounding environment in real time through a GIS map, and can clearly record the current position and road condition of the vehicle through the cooperation of the GPS positioning device and the GIS positioning system, then the distance measurement module measures the distance between the vehicle and the front vehicle and obstacles through the laser distance measuring instrument, the infrared detection device senses the front people or other organisms through the heat energy of infrared rays, and can detect the front light source through the visible light detection device, the comprehensive detection function for the moving objects or shelters in front is achieved, the environment detection module and the ranging module send detected related information to the operation module, the data are distinguished according to the frequency of 0.1 s/time through the timer to ensure the real-time performance and effectiveness of the data, when the operator detects a dangerous condition, the data are sent to the anti-collision alarm module, the microcontroller controls the vehicle-mounted display to provide alarm information, the cellular alarm gives out buzz alarm, the vehicle-mounted light bar changes colors according to the emergency condition of risk early warning to achieve the comprehensive warning function for drivers and accompanying personnel, the database participates in recording in the process of the anti-collision alarm system, and data supplement and algorithm improvement are conveniently conducted on safety judgment logic of the system.
Although the present invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides an electric automobile crashproof early warning system which characterized in that: the electric automobile anti-collision early warning system is composed of a central control system, an environment detection module, a distance measurement module, an operation module, an anti-collision alarm module and a database, wherein the output end of the central control system is electrically connected with the input ends of the environment detection module, the distance measurement module, the anti-collision alarm module and the database, the output ends of the environment detection module and the distance measurement module are electrically connected with the input end of the operation module, and the output end of the operation module is electrically connected with the input end of the anti-collision alarm module.
2. The electric automobile anti-collision early warning system according to claim 1, characterized in that: the environment detection module comprises a multi-channel collector, a speed measuring radar, a self-adaptive circulation control radar, a GPS positioning device and a GIS positioning system.
3. The anti-collision early warning system of the electric automobile according to claim 2, characterized in that: the output end of the multi-channel collector is electrically connected with the input ends of the speed measuring radar, the self-adaptive circulation control radar, the GPS positioning device and the GIS positioning system.
4. The electric automobile anti-collision early warning system according to claim 1, characterized in that: the range finding module includes laser range finder, infrared detection device and visible light detection device, laser range finder, infrared detection device and visible light detection device's output all with operation module's input electric connection.
5. The electric automobile anti-collision early warning system according to claim 1, characterized in that: the operation module comprises a timer and an operator, the output end of the timer is electrically connected with the input end of the operator, and the output end of the operator is electrically connected with the input end of the anti-collision alarm module.
6. The electric automobile anti-collision early warning system according to claim 1, characterized in that: the anti-collision alarm module comprises a microcontroller, a vehicle-mounted display screen, a honeycomb alarm, a vehicle-mounted lamp bar, a sensor and an air bag, wherein the output end of the microcontroller is electrically connected with the input ends of the vehicle-mounted display screen, the honeycomb alarm, the vehicle-mounted lamp bar and the sensor.
7. The anti-collision early warning system of the electric automobile according to claim 6, characterized in that: the sensor is an electromechanical combined sensor, and the output end of the sensor is electrically connected with the output end of the safety airbag.
8. The anti-collision early warning system of the electric automobile according to claim 6, characterized in that: the type of the microcontroller is STC89C52RC, the type of the display screen is a TFT liquid crystal display screen, and the type of the vehicle-mounted light bar is a vehicle-mounted LED light bar.
9. The electric automobile anti-collision early warning system according to claim 1, characterized in that: the database comprises a built-in data terminal, a wireless transmission channel and a cloud server, wherein the model of the wireless transmission channel is wifiOV 7670.
10. The anti-collision early warning system of an electric vehicle as claimed in claim 9, wherein: the output end of the built-in data end is electrically connected with the input end of the wireless transmission channel, and the output end of the wireless transmission channel is in signal connection with the input end of the cloud server.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210225309.5A CN114802232A (en) | 2022-03-07 | 2022-03-07 | Electric automobile crashproof early warning system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210225309.5A CN114802232A (en) | 2022-03-07 | 2022-03-07 | Electric automobile crashproof early warning system |
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| CN114802232A true CN114802232A (en) | 2022-07-29 |
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| CN202210225309.5A Pending CN114802232A (en) | 2022-03-07 | 2022-03-07 | Electric automobile crashproof early warning system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115128619A (en) * | 2022-08-31 | 2022-09-30 | 威海爱思特传感技术有限公司 | Ultrasonic-based reversing radar early warning system |
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2022
- 2022-03-07 CN CN202210225309.5A patent/CN114802232A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115128619A (en) * | 2022-08-31 | 2022-09-30 | 威海爱思特传感技术有限公司 | Ultrasonic-based reversing radar early warning system |
| CN115128619B (en) * | 2022-08-31 | 2022-12-06 | 威海爱思特传感技术有限公司 | Ultrasonic-based reversing radar early warning system |
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