CN112158134A - Vehicle-to-rear vehicle road condition information prompting system and prompting method thereof - Google Patents
Vehicle-to-rear vehicle road condition information prompting system and prompting method thereof Download PDFInfo
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- CN112158134A CN112158134A CN202011006588.3A CN202011006588A CN112158134A CN 112158134 A CN112158134 A CN 112158134A CN 202011006588 A CN202011006588 A CN 202011006588A CN 112158134 A CN112158134 A CN 112158134A
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- vehicle
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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
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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
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/50—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking
- B60Q1/503—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking using luminous text or symbol displays in or on the vehicle, e.g. static text
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R11/04—Mounting of cameras operative during drive; Arrangement of controls thereof relative to the vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/10—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of camera system used
- B60R2300/105—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of camera system used using multiple cameras
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/80—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the intended use of the viewing arrangement
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multimedia (AREA)
- Traffic Control Systems (AREA)
Abstract
The invention belongs to a vehicle road condition information prompting system and a prompting method thereof for a rear vehicle. The system comprises a distance measuring radar, a front camera, a display host controller, a central gateway, a vehicle body control module, a vehicle host and a light rainfall sensor; the central gateway, the vehicle host and the vehicle body control module are connected with the display host controller through a CAN bus; the light rainfall sensor is connected with the display host controller through an LIN wire; the display is connected with the display host controller through an LVDS wire harness; the distance measuring radar is connected with the display host controller through a hard wire; the front camera is connected with the display host controller through an LVDS wire harness. The front vehicle can acquire current road condition information in real time through the millimeter wave radar and the front camera, and gives rear vehicle information prompt through a display screen at the trunk, so that a rear vehicle driver can predict the front road condition information in advance to perform pre-operation in advance, and traffic accidents are reduced.
Description
Technical Field
The invention belongs to the technical field of automobiles, and particularly relates to a vehicle rear vehicle road condition information prompting system and a prompting method thereof.
Background
In recent years, along with the continuous improvement of the living standard of residents, the price of automobiles is continuously reduced, the quantity of automobiles in cities is greatly increased, and particularly, the SUV market is hot, so that car drivers cannot easily see the road condition through front automobiles, the level of the drivers on the road is uneven, and the driving safety becomes a difficult problem.
At present, only there is simple and easy screen in the bus rear on the road, and text display bus driver operating information reminds the back bus whether brake or turn to the light about turning on, only can inform the operation of back bus driver, but when bus driver does not turn to the light, can not the suggestion, and the display content is single and closely related with driver's operation, and not necessarily can indicate in real time.
Disclosure of Invention
The invention provides a vehicle-to-rear vehicle road condition information prompting system and a prompting method thereof.A front vehicle can acquire current road condition information in real time through a millimeter wave radar and a front camera, and gives a prompt to rear vehicles through a display screen at a trunk, wherein the prompt information comprises distance information between two vehicles in front, whether the front road has potholes, intersections, pedestrians, traffic light states and the like, and reads vehicle fault information through a central gateway, and the display screen at the trunk can display the information in real time and give driving operation suggestions to the rear vehicles, so that a driver of the rear vehicles can predict the front road condition information in advance to carry out advanced pre-operation, thereby reducing the occurrence of traffic accidents, and solving the problems that the driver of the existing bus cannot prompt when not driving a turn light, and the display content is single and the like.
The technical scheme of the invention is described as follows by combining the attached drawings:
a vehicle road condition information prompt system for a rear vehicle comprises a distance measuring radar, a front camera, a display host controller, a central gateway, a vehicle body control module, a vehicle host and a light rainfall sensor; the distance measuring radar is arranged on a bumper in front of the vehicle and used for detecting an object in front of the vehicle; the front camera is arranged on a front windshield above the inner rearview mirror and is used for collecting image information of a front road; the display is arranged on the trunk cover of the vehicle and used for displaying information to a rear vehicle; the display host controller is arranged on the vehicle and used for receiving information of the vehicle body control module and the light rainfall sensor and outputting the information to the display; the central gateway is arranged on the vehicle and used for providing the fault information of the whole vehicle; the vehicle body control module is arranged on a vehicle and used for providing braking and steering information; the vehicle host is arranged on a vehicle instrument board and used for personalized setting of a driver and adjustment of brightness and a switch of a display screen; the light rainfall sensor is arranged on the front windshield above the inner rearview mirror and beside the front camera and is used for collecting light and rainfall information; the central gateway, the vehicle host and the vehicle body control module are connected with the display host controller through a CAN bus; the light rainfall sensor is connected with the display host controller through an LIN wire; the display is connected with a display host controller through an LVDS wire harness; the range radar is connected with the display host controller through a hard wire; the front camera is connected with the display host controller through an LVDS wire harness.
The range radar is a millimeter wave radar.
The range radar is a laser radar.
The display realizes luminance automatically regulated through light rainfall sensor to read vehicle light information through the automobile body controller, adjust self luminance along with whole vehicle light luminance.
The vehicle body control module is realized through an ECU.
A prompting method of a vehicle for a rear vehicle road condition information prompting system comprises the following steps:
checking whether a vehicle host switch is turned on, if so, executing a step two, otherwise, ending;
step two, the central gateway judges whether the vehicle has serious faults or not, if so, the display displays the vehicle faults to the rear vehicle to prompt the rear vehicle to pay attention, and if not, the step three is executed;
thirdly, the distance radar and the front camera collect the distance from the front vehicle, the vehicle body control module collects a vehicle speed signal of the vehicle body control module, the display host controller judges whether the distance is a safe distance or not by combining the distance from the front vehicle and the vehicle speed signal of the vehicle body control module, and if the distance is the safe distance, the fourth step is executed;
step four, the vehicle body control module gives steering and braking information, the display host controller correspondingly prompts the information given by the vehicle body control module to a display for displaying, and if no information exists, the step five is executed;
step five, the front camera collects front road condition information to a display host controller, the display host controller outputs corresponding image prompt information to a display, and if the front camera does not collect front road condition information, the step six is executed;
and step six, the vehicle host gives out whether the user has the personalized setting, if so, the vehicle host gives the personalized setting to the display host controller to carry out corresponding personalized display, and if not, the process is ended.
The invention has the beneficial effects that:
1) the front vehicle can acquire current road condition information in real time through a millimeter wave radar and a front camera, and gives information prompt to rear vehicles through a display screen at a trunk, wherein the prompt information comprises distance information between two front vehicles, whether a pothole exists on a front road, states of intersections, pedestrians and traffic lights and the like;
2) according to the invention, the central gateway reads the vehicle fault information, the display screen at the trunk can display the information in real time and give driving operation advice to the rear vehicle, so that the rear vehicle driver can predict the front road condition information in advance and perform advanced pre-operation, thereby reducing the occurrence of traffic accidents.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
FIG. 1 is a block diagram of the system of the present invention;
fig. 2 is a flow chart of the operation of 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.
Referring to fig. 1, a vehicle-to-rear vehicle road condition information prompting system includes a distance measuring radar, a front camera, a display host controller, a central gateway, a vehicle body control module, a vehicle host and a light rainfall sensor.
The distance measuring radar is arranged on a bumper in front of the vehicle and used for detecting an object in front of the vehicle; millimeter wave radar or laser radar may be used.
The front camera is arranged on a front windshield above the inner rearview mirror and used for collecting front road image information including traffic lights, intersections, potholes, pedestrians and the like.
The display is arranged on the trunk lid of the vehicle and used for displaying information to a vehicle behind.
The display host controller is arranged on the vehicle and used for receiving information of the vehicle body control module and the light rainfall sensor and outputting the information to the display.
The display realizes luminance automatically regulated through light rainfall sensor to read vehicle light information through the automobile body controller, adjust self luminance along with whole vehicle light luminance.
And (3) brightness adjustment: similar to the effect of automatic lighting of a vehicle, when the outside environment is dark (infrared is less than 27w/m2, and visible light is less than 1100Lux), the brightness of the display is dark, and the night mode is entered; otherwise, the day mode is entered, and the brightness is lightened.
And (3) lighting information: when the position lamp of the vehicle light is collected to be lightened, the night mode is entered, and when the daytime running lamp is lightened or the lamp is not lightened, the daytime mode is entered.
The central gateway is arranged on the vehicle and used for providing the fault information of the whole vehicle.
The vehicle body control module is arranged on a vehicle and used for providing braking and steering information, and the vehicle body control module is realized through an ECU.
The vehicle host is arranged on a vehicle instrument board and used for personalized setting of a driver and adjustment of brightness and a switch of a display screen; the light rainfall sensor is arranged on the front windshield above the inner rearview mirror and beside the front camera and used for collecting light and rainfall information.
The central gateway, the vehicle host and the vehicle body control module are connected with the display host controller through a CAN bus; the light rainfall sensor is connected with the display host controller through an LIN wire; the display is connected with a display host controller through an LVDS wire harness; the range radar is connected with the display host controller through a hard wire; the front camera is connected with the display host controller through an LVDS wire harness.
In the process of parking the vehicle, the camera is used for acquiring image information of a parking place, information of a parking space is obtained after the image is processed, meanwhile, the position information of the parking is acquired through the GPS positioning module or the Beidou satellite navigation positioning module, and the position information of the vehicle is provided for a driver by combining the two parts of information.
Referring to fig. 2, a method for prompting a vehicle to a rear vehicle road condition information prompting system includes the following steps:
checking whether a vehicle host switch is turned on, if so, executing a step two, otherwise, ending;
step two, the central gateway judges whether the vehicle has serious faults or not, if so, the display displays the vehicle faults to the rear vehicle to prompt the rear vehicle to pay attention, and if not, the step three is executed;
thirdly, the distance radar and the front camera collect the distance from the front vehicle, the vehicle body control module collects a vehicle speed signal of the vehicle body control module, the display host controller judges whether the distance is a safe distance or not by combining the distance from the front vehicle and the vehicle speed signal of the vehicle body control module, and if the distance is the safe distance, the fourth step is executed;
the safe distance is obtained by a large number of test calibrations of the real vehicle.
Step four, the vehicle body control module gives steering and braking information, the display host controller correspondingly prompts the information given by the vehicle body control module to a display for displaying, and if no information exists, the step five is executed;
step five, the front camera collects front road condition information to a display host controller, the display host controller outputs corresponding image prompt information to a display, and if the front camera does not collect front road condition information, the step six is executed;
and step six, the vehicle host gives out whether the user has the personalized setting, if so, the vehicle host gives the personalized setting to the display host controller to carry out corresponding personalized display, and if not, the process is ended.
Examples
Road conditions: rainy day, cloudy day.
The front vehicle is a bus, and the rear vehicle is a car.
A vehicle host switch of the bus is turned on;
the central gateway judges that no serious fault exists in the vehicle;
the distance between the distance measuring radar and the front camera and the front vehicle is 120 m; the vehicle body control module acquires that the vehicle speed is 40 Km/h; the display host controller judges the distance to the front vehicle and the vehicle speed signal of the display host as the safe distance.
The vehicle body control module does not give any information, and the display host controller does not receive the information given by the vehicle body control module.
The front camera finds that the front road has potholes to bypass, the information is transmitted to the display host controller, and the display host controller outputs corresponding image prompt information to the display.
The rear car can be operated in advance according to the information that the front bus gives that the front bus has the potholes to detour, and the driving is safe.
In conclusion, the front vehicle can acquire current road condition information in real time through the millimeter wave radar and the front camera, the display screen at the trunk can give information prompt to the rear vehicle, the prompt information comprises distance information between the front two vehicles, whether the front road has potholes, states of intersections, pedestrians and traffic lights and the like, the central gateway can read vehicle fault information, the display screen at the trunk can display information in real time and give driving operation suggestions to the rear vehicle, so that a driver of the rear vehicle can predict the front road condition information in advance and perform pre-operation in advance, and traffic accidents are reduced.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A vehicle road condition information prompt system for a rear vehicle is characterized by comprising a distance measuring radar, a front camera, a display host controller, a central gateway, a vehicle body control module, a vehicle host and a light rainfall sensor; the distance measuring radar is arranged on a bumper in front of the vehicle and used for detecting an object in front of the vehicle; the front camera is arranged on a front windshield above the inner rearview mirror and is used for collecting image information of a front road; the display is arranged on the trunk cover of the vehicle and used for displaying information to a rear vehicle;
the display host controller is arranged on the vehicle and used for receiving information of the vehicle body control module and the light rainfall sensor and outputting the information to the display; the central gateway is arranged on the vehicle and used for providing the fault information of the whole vehicle; the vehicle body control module is arranged on a vehicle and used for providing braking and steering information;
the vehicle host is arranged on a vehicle instrument board and used for personalized setting of a driver and adjustment of brightness and a switch of a display screen; the light rainfall sensor is arranged on the front windshield above the inner rearview mirror and beside the front camera and is used for collecting light and rainfall information; the central gateway, the vehicle host and the vehicle body control module are connected with the display host controller through a CAN bus; the light rainfall sensor is connected with the display host controller through an LIN wire; the display is connected with a display host controller through an LVDS wire harness; the range radar is connected with the display host controller through a hard wire; the front camera is connected with the display host controller through an LVDS wire harness.
2. The vehicle-to-rear vehicle road condition information presentation system according to claim 1, wherein the range radar is a millimeter wave radar.
3. The vehicle-to-rear vehicle road condition information prompting system according to claim 1, wherein the range radar is a laser radar.
4. The vehicle-to-rear vehicle road condition information prompting system of claim 1, wherein the display realizes brightness automatic adjustment through a light rain sensor, reads vehicle light information through a vehicle body controller, and adjusts the brightness of the display along with the brightness of the vehicle light.
5. The vehicle-to-rear vehicle road condition information prompting system of claim 1, wherein the vehicle body control module is realized by an ECU.
6. A method for prompting a vehicle to a rear vehicle road condition information prompting system is characterized by comprising the following steps:
checking whether a vehicle host switch is turned on, if so, executing a step two, otherwise, ending;
step two, the central gateway judges whether the vehicle has serious faults or not, if so, the display displays the vehicle faults to the rear vehicle to prompt the rear vehicle to pay attention, and if not, the step three is executed;
thirdly, the distance radar and the front camera collect the distance from the front vehicle, the vehicle body control module collects a vehicle speed signal of the vehicle body control module, the display host controller judges whether the distance is a safe distance or not by combining the distance from the front vehicle and the vehicle speed signal of the vehicle body control module, and if the distance is the safe distance, the fourth step is executed;
step four, the vehicle body control module gives steering and braking information, the display host controller correspondingly prompts the information given by the vehicle body control module to a display for displaying, and if no information exists, the step five is executed;
step five, the front camera collects front road condition information to a display host controller, the display host controller outputs corresponding image prompt information to a display, and if the front camera does not collect front road condition information, the step six is executed;
and step six, the vehicle host gives out whether the user has the personalized setting, if so, the vehicle host gives the personalized setting to the display host controller to carry out corresponding personalized display, and if not, the process is ended.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011006588.3A CN112158134A (en) | 2020-09-23 | 2020-09-23 | Vehicle-to-rear vehicle road condition information prompting system and prompting method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011006588.3A CN112158134A (en) | 2020-09-23 | 2020-09-23 | Vehicle-to-rear vehicle road condition information prompting system and prompting method thereof |
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| CN202011006588.3A Pending CN112158134A (en) | 2020-09-23 | 2020-09-23 | Vehicle-to-rear vehicle road condition information prompting system and prompting method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112908009A (en) * | 2021-01-15 | 2021-06-04 | 江苏信息职业技术学院 | Front and rear vehicle information interaction system and control method thereof |
| CN114954211A (en) * | 2021-02-19 | 2022-08-30 | 常州星宇车灯股份有限公司 | Vehicle and headlight control device thereof |
| CN115278588A (en) * | 2021-04-30 | 2022-11-01 | 上海博泰悦臻网络技术服务有限公司 | Information processing method and related device |
| CN115457677A (en) * | 2022-07-22 | 2022-12-09 | 江铃汽车股份有限公司 | Vehicle data acquisition method and system |
| CN116279556A (en) * | 2023-03-03 | 2023-06-23 | 北京辉羲智能科技有限公司 | Safe and intelligent driving system for reminding driver of taking over |
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| CN116279556A (en) * | 2023-03-03 | 2023-06-23 | 北京辉羲智能科技有限公司 | Safe and intelligent driving system for reminding driver of taking over |
| CN116279556B (en) * | 2023-03-03 | 2024-04-02 | 北京辉羲智能科技有限公司 | Safe and intelligent driving system for reminding driver of taking over |
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