WO2023236665A1

WO2023236665A1 - Multi-vehicle atmosphere lamp interaction method and vehicle interaction method

Info

Publication number: WO2023236665A1
Application number: PCT/CN2023/089188
Authority: WO
Inventors: 李龙飞; 刘杰; 陈彩可; 林孟超; 张炜玮
Original assignee: 中国第一汽车股份有限公司
Priority date: 2022-06-10
Filing date: 2023-04-19
Publication date: 2023-12-14
Also published as: CN114980432A; CN114980432B

Abstract

The present application discloses a multi-vehicle atmosphere lamp interaction method and a vehicle interaction method. The multi-vehicle atmosphere lamp interaction method comprises: a first vehicle sends, to a second vehicle possibly affected by the first vehicle, information to be notified; the second vehicle obtains the information to be notified, and controls, according to the information to be notified, atmosphere lamps in the second vehicle to work. According to the multi-vehicle atmosphere lamp interaction method of the present application, when the first vehicle (i.e., a vehicle that needs to perform some operations) is about to perform an operation, information that an operation is to be performed can be transmitted to the second vehicle in time, and the second vehicles further enables, by controlling the atmosphere lamps, a driver of the second vehicle to know what operation the first vehicle is about to perform, so that drivers in cabs of other second vehicles can notice the operation performed by the first vehicle that emergently performs the operation, so as to perform appropriate adaptive operations, thus reducing the risk of collision between two vehicles.

Description

A multi-vehicle ambient light interaction method and vehicle interaction method

Technical field

The present application relates to the field of vehicle interaction technology, and specifically relates to a multi-vehicle ambient light interaction method and a vehicle interaction method.

Background technique

In the existing technology, vehicle accidents usually occur due to the following reasons:

1. The vehicle brakes suddenly and the vehicle behind does not respond in time;

2. The vehicle turned, but the vehicle behind or beside it did not pay attention, or the turning vehicle forgot to turn on the turning signal.

In many accidents, the main reason is attributed to the fact that other vehicles are driving and it is difficult to focus on certain vehicles at any time. At this time, once these vehicles perform some emergency operations, other vehicles will interact with the operations. collisions between vehicles.

There is no way in the prior art to enable the cabs of other vehicles to notice the operations of the emergency vehicle through any predictive method.

Therefore, it is desired to have a technical solution to solve or at least alleviate the above-mentioned shortcomings of the prior art.

Contents of the invention

The purpose of the present invention is to provide a multi-vehicle ambient light interaction method to solve at least one of the above technical problems.

One aspect of the present invention provides a multi-vehicle ambient light interaction method. The multi-vehicle ambient light interaction method includes:

The first vehicle sends the information to be notified to the second vehicle that may be affected by the first vehicle;

The second vehicle obtains the information to be notified, and controls the interior of the second vehicle based on the information to be notified. The ambient lighting works.

Optionally, the first vehicle sending the information to be notified to the second vehicle that may be affected by the first vehicle includes:

The first vehicle sends the information to be notified to the cloud server;

The cloud server obtains second vehicle information that may be affected by the first vehicle based on the information to be notified;

The cloud server sends the information to be notified to the second vehicle according to the second vehicle information.

The first vehicle obtains surrounding vehicle information transmitted by the cloud server;

The first vehicle obtains second vehicle information that may be affected by the first vehicle based on the surrounding vehicle information and the information to be notified;

The first vehicle sends the second vehicle information and the information to be notified to the cloud server;

Optionally, the cloud server obtaining the second vehicle information that may be affected by the first vehicle based on the information to be notified includes:

The cloud server obtains the operation to be performed by the first vehicle based on the information to be notified;

The cloud server obtains the first vehicle position;

The cloud server obtains the positions of other vehicles within the preset range of the first vehicle's position;

The cloud server obtains a rule database, which includes a preset execution operation and a preset vehicle location range corresponding to the preset execution operation;

The cloud server obtains the preset vehicle position range corresponding to the preset execution operation that is the same as the operation to be performed by the first vehicle;

The cloud server obtains the vehicle located within the preset vehicle location range among other vehicles as the second vehicle.

Optionally, the first vehicle obtaining second vehicle information that may be affected by the first vehicle based on the surrounding vehicle information and the information to be notified includes:

The first vehicle obtains the operation to be performed by the first vehicle based on the information to be notified;

The first vehicle acquisition rule database includes a preset execution operation and a preset vehicle position range corresponding to the preset execution operation;

The first vehicle obtains a preset vehicle position range corresponding to the same preset execution operation as the first vehicle to be executed;

The first vehicle acquires image information within a preset vehicle position range;

The first vehicle recognizes the image information to obtain vehicle appearance features in the image information;

The first vehicle obtains second vehicle information based on the surrounding vehicle information transmitted by the cloud server and the vehicle appearance characteristics.

Optionally, the surrounding vehicle information transmitted by the cloud server includes preset appearance feature information and identification information corresponding to each preset appearance feature information;

The first vehicle obtains the second vehicle information based on the surrounding vehicle information transmitted by the cloud server and the vehicle appearance characteristics including:

Calculate the similarity between the vehicle appearance features and each preset appearance feature information respectively, and determine whether one similarity is greater than the threshold. If so, then

The identification information corresponding to the preset appearance feature information whose similarity is greater than the threshold is obtained as the second vehicle information.

Optionally, before the first vehicle sends the information to be notified to a second vehicle that may be affected by the first vehicle, the multi-vehicle ambient light interaction method further includes:

The first vehicle obtains map information within the preset range of the vehicle;

The first vehicle obtains the location information of each vehicle connected to the cloud server transmitted by the cloud server;

The first vehicle renders the acquired location information of each vehicle to the map information to display the location of each vehicle on the map information.

Optionally, the operations to be performed by the first vehicle include vehicle preparatory steering operation information, vehicle preparatory braking operation information, and vehicle preparatory overtaking operation information.

Optionally, the vehicle preparatory braking operation is obtained in the following manner:

The first vehicle obtains distance information between the first vehicle and the vehicle ahead within a preset time period;

The first vehicle determines whether it needs to brake based on changes in distance information between the first vehicle and the vehicle ahead within a preset time period. If so, then

Vehicle preparatory braking operation information is generated as the information to be notified and sent to a second vehicle that may be affected by the first vehicle.

This application also provides a vehicle interaction method, which includes:

Generate notification information;

Send the pending notification information to the second vehicle that may be affected.

beneficial effects

The multi-vehicle ambient light interaction method of the present application can transmit the information to be operated to the second vehicle in time when the first vehicle (that is, the vehicle that needs to perform some operations) is about to operate, and the second vehicle can then control the ambient light. The driver of the second vehicle understands what operation the first vehicle is about to perform, so that the cabs of other second vehicles can notice the operation of the emergency first vehicle and perform appropriate adaptive operations, reducing the risk of accidents. Risk of collision between two vehicles.

Description of drawings

Figure 1 is a schematic flowchart of a multi-vehicle ambient light interaction method according to an embodiment of the present application.

Figure 2 is a schematic diagram of second vehicle determination in the multi-vehicle ambient light interaction method of the present application.

Detailed ways

In order to make the purpose, technical solutions and advantages of the implementation of the present application clearer, the technical solutions in the embodiments of the present application will be described in more detail below in conjunction with the drawings in the embodiments of the present application. In the drawings, the same or similar reference numbers throughout represent the same or similar elements or elements with the same or similar functions. The described embodiments are some, but not all, of the embodiments of the present application. The embodiments described below with reference to the drawings are exemplary and are intended to explain the present application, but should not be construed as limiting the present application. Based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of this application. The embodiments of the present application will be described in detail below with reference to the accompanying drawings.

The multi-vehicle ambient lighting interaction method shown in Figure 1 includes:

Step 1: The first vehicle sends the information to be notified to the second vehicle that may be affected by the first vehicle;

Step 2: The second vehicle obtains the information to be notified, and controls the ambient light operation in the second vehicle according to the information to be notified.

In one embodiment, the first vehicle sending the information to be notified to the second vehicle that may be affected by the first vehicle includes:

The first vehicle sends the notification information to the cloud server;

In this way, the first vehicle directly sends the information to be notified to the cloud server, and all other operations are completed on the cloud server, which can save the computing resources of the first vehicle, and the cloud server usually has fast computing speed and large storage capacity, so , the information to be notified in this application can be transmitted to the second vehicle more quickly.

In another embodiment, the first vehicle sending the information to be notified to the second vehicle that may be affected by the first vehicle includes:

The first vehicle obtains the surrounding vehicle information transmitted by the cloud server;

The first vehicle acquires second vehicle information that may be affected by the first vehicle based on the surrounding vehicle information and the information to be notified;

Using the method in which the first vehicle obtains the second vehicle information, the second vehicle information can be obtained through some information of the first vehicle that cannot be transferred to the cloud server.

In this embodiment, the cloud server obtains the second vehicle information that may be affected by the first vehicle based on the information to be notified including:

The cloud server obtains the first vehicle position;

In this embodiment, through the location information transmitted by each vehicle, the cloud server can understand the location relationship between each vehicle, and then obtain the preset vehicle location range through the rule database, thereby obtaining the preset vehicle location range. Which vehicles should be used as secondary vehicles.

For example, assume that the first vehicle needs to turn left. At this time, the first vehicle generates information to be notified and sends the information to be notified to the cloud server. The cloud server parses the information to be notified (for example, the information to be notified). The information is a left turn light signal, or a voice of the user, for example, use the tool to say, I will turn left in 5 seconds). By parsing the information to be notified, the operation to be performed by the first vehicle (i.e. turning left) can be obtained. Operation), after the cloud server obtains the operation to be performed by the first vehicle, according to the operation to be performed by the first vehicle, it is clear that vehicles within a certain area to the left of the first vehicle need to pay attention to the situation, and pass the positions of each other vehicle After learning which vehicles are located within the preset area to the left of the first vehicle, these vehicles located within the area are regarded as second vehicles.

In this way, with the help of geographical location information, the cloud server can easily determine which vehicles are the second vehicles and which vehicles need to send information.

In another embodiment, the first vehicle obtains the second vehicle information that may be affected by the first vehicle based on the surrounding vehicle information and the information to be notified including:

The first vehicle acquires a rule database, which includes a preset execution operation and a preset vehicle position range corresponding to the preset execution operation;

The first vehicle obtains the preset vehicle position range corresponding to the preset execution operation that is the same as the operation to be performed by the first vehicle;

The first vehicle obtains image information within the preset vehicle position range;

The first vehicle recognizes the image information, thereby obtaining the vehicle appearance characteristics in the image information;

The first vehicle obtains the second vehicle information based on the surrounding vehicle information transmitted by the cloud server and the vehicle appearance characteristics.

When geographical location is used, there may be deviations in geographical location due to errors. When the situation occurs, the image is obtained through the vehicle's camera device. The image is a real-time image. Therefore, errors in the geographical location can be avoided.

In this embodiment, the surrounding vehicle information transmitted by the cloud server includes preset appearance feature information and identification information corresponding to each preset appearance feature information;

The first vehicle obtains the second vehicle information based on the surrounding vehicle information transmitted by the cloud server and the vehicle appearance characteristics, including:

Calculate the similarity between the vehicle appearance features and each preset appearance feature information to determine whether there is a similarity greater than the threshold. If so, then

For example, the first vehicle obtains the operation to be performed by the first vehicle, for example, turning left. At this time, the first vehicle takes a picture of the vehicle on its left through the camera device set by itself, and obtains the vehicle on its left side. For the vehicle's appearance features, calculate the similarity between the vehicle's appearance features and each preset appearance feature information to determine whether there is a similarity greater than the threshold. If so, obtain the identification corresponding to the preset appearance feature information whose similarity is greater than the threshold. information as the second vehicle information.

In addition, in other embodiments, the second vehicle can also be determined by obtaining the unique identifier of the license plate through the camera device, so that the second vehicle can be accurately obtained.

In this embodiment, before the first vehicle sends the information to be notified to the second vehicle that may be affected by the first vehicle, the multi-vehicle ambient light interaction method further includes:

In one embodiment, through the above method, the driver of the first vehicle can see through his own display screen which nearby vehicles are connected to the same cloud server as him, thereby understanding which vehicles he can communicate with as mentioned above. Interaction of ambient lighting.

In this embodiment, the first vehicle operation to be performed includes vehicle preparatory steering operation information, vehicle preparatory braking operation information, and vehicle preparatory overtaking operation information.

Referring to Figure 2, Figure 2 shows the range determination situation of the second vehicle when various first vehicles are to perform operations. For example, when a left turn event occurs in the main control vehicle, that is, the first vehicle of the main control vehicle is waiting to perform operations. The execution operation is to prepare the steering operation information, and the steering direction is left turn. The cloud server based on the main control vehicle and A preset left-turn vehicle position range is obtained, and the vehicle located within the left-turn vehicle position range is obtained as the second vehicle.

When the first vehicle of the main control vehicle intends to sound the horn, the cloud server obtains the vehicle located within the horn vehicle location range as the second vehicle based on the main control vehicle and a preset horn vehicle location range.

When the first vehicle of the master control vehicle performs an operation of intending to brake, the cloud server obtains the vehicle located within the position range of the braking vehicle as the second vehicle based on the master control vehicle and a preset braking vehicle position range.

It is understandable that each vehicle is equipped with a GPS module for transmitting geographical location information to the cloud server.

It can be understood that the vehicle may be equipped with multiple camera devices for acquiring image information around the vehicle.

In this embodiment, the vehicle preparatory braking operation is obtained in the following way:

In this way, serial rear-end collisions can be predicted in advance, thereby preventing the occurrence of serial rear-end collisions. For example, most serial rear-end collisions are caused by the fact that the distance between the vehicles is too close. When the first car brakes suddenly, the car behind it Each vehicle was too late to react. However, through the method of this application, when the first vehicle brakes, the second vehicle closest to the first vehicle can be directly judged through the above distance recognition method. Whether braking is needed to achieve early braking, and when the driver of the second vehicle has no time to react, the method of this application will also simultaneously transmit the pending operation of the first vehicle that the second vehicle is about to brake. Give the third car behind the second car, so that the third car can predict the situation of the car in front in advance, so as to achieve its own rapid response, and this prediction can be passed on, that is, the third car will still Pass to the fourth car behind the third car and so on.

In this embodiment, judging whether braking is required based on the change in distance information between the first vehicle and the vehicle ahead within a preset time period may be: when the distance information changes relatively quickly within a preset time period, it is considered that braking is required. For example, if the vehicle in front changes from 100 meters to 50 meters away from the first vehicle within 2 seconds, the change is considered to be rapid.

In this embodiment, the vehicle preparatory overtaking operation information may be the driver of the first vehicle passing the language Acquisition is performed by voice, that is, the driver of the first vehicle says through voice: I want to overtake. After the voice recognition system of the first vehicle recognizes the semantics of the voice and considers that the semantics belongs to the operation to be performed by the first vehicle, the application is carried out. Methods.

In this embodiment, the cloud server can directly push the action to the target vehicle based on V2X, or push the action to the target vehicle based on the vehicle network system.

In this embodiment, an ambient light operating mode can be set for each operation to be performed by the first vehicle. For example, when the first vehicle makes a left turn, the ambient light of the main driving part of the second vehicle flashes. When the vehicle makes a right turn, the ambient light on the passenger side of the second vehicle flashes.

When the first vehicle brakes, all the ambient lights of the second vehicle flash red, etc.

This application also provides a vehicle interaction method, which includes:

Generate notification information;

In this embodiment, the in-vehicle entertainment host control system in the first vehicle of the present application is used to perform the above-mentioned various logical judgments, for example, obtain the operations to be performed by the first vehicle based on the information to be notified;

Obtain a rule database, which includes a preset execution operation and a preset vehicle position range corresponding to the preset execution operation;

Obtain the preset vehicle position range corresponding to the preset execution operation that is the same as the operation to be performed by the first vehicle;

Obtain image information within the preset vehicle location range;

Identify the image information to obtain vehicle appearance characteristics within the image information;

The second vehicle information is obtained according to the surrounding vehicle information and the vehicle appearance characteristics transmitted by the cloud server.

Although the present invention has been described in detail with general descriptions and specific embodiments above, it is obvious to those skilled in the art that some modifications or improvements can be made based on the present invention. Therefore, these modifications or improvements made without departing from the spirit of the present invention all fall within the scope of protection claimed by the present invention.

Claims

A multi-vehicle ambient light interaction method, characterized in that the multi-vehicle ambient light interaction method includes:

The first vehicle sends the information to be notified to the second vehicle that may be affected by the first vehicle;

The second vehicle obtains the information to be notified, and controls the ambient light operation in the second vehicle according to the information to be notified;

The first vehicle sending the information to be notified to the second vehicle that may be affected by the first vehicle includes:

The first vehicle obtains surrounding vehicle information transmitted by the cloud server;

The first vehicle obtains second vehicle information that may be affected by the first vehicle based on the surrounding vehicle information and the information to be notified;

The first vehicle sends the second vehicle information and the information to be notified to the cloud server;

The cloud server sends the information to be notified to the second vehicle according to the second vehicle information;

The first vehicle obtains the second vehicle information that may be affected by the first vehicle based on the surrounding vehicle information and the information to be notified including:

The first vehicle obtains the operation to be performed by the first vehicle based on the information to be notified;

The first vehicle acquisition rule database includes a preset execution operation and a preset vehicle position range corresponding to the preset execution operation;

The first vehicle obtains a preset vehicle position range corresponding to the same preset execution operation as the first vehicle to be executed;

The first vehicle acquires image information within a preset vehicle position range;

The first vehicle recognizes the image information to obtain vehicle appearance features in the image information;

The first vehicle obtains second vehicle information based on the surrounding vehicle information and the vehicle appearance characteristics transmitted by the cloud server; wherein,

The operations to be performed by the first vehicle include vehicle preparatory steering operation information, vehicle preparatory braking operation information, and vehicle preparatory overtaking operation information.
The multi-vehicle ambient lighting interaction method according to claim 1, wherein the surrounding vehicle information transmitted by the cloud server includes preset appearance feature information and identification information corresponding to each preset appearance feature information;

The first vehicle obtains the second vehicle information based on the surrounding vehicle information transmitted by the cloud server and the vehicle appearance characteristics including:

Calculate the similarity between the vehicle appearance features and each preset appearance feature information respectively, and determine whether one similarity is greater than the threshold. If so, then

The identification information corresponding to the preset appearance feature information whose similarity is greater than the threshold is obtained as the second vehicle information.
The multi-vehicle ambient light interaction method according to claim 2, characterized in that, before the first vehicle sends the information to be notified to the second vehicle that may be affected by the first vehicle, the multi-vehicle ambient light interaction method Further includes:

The first vehicle obtains map information within the preset range of the vehicle;

The first vehicle obtains the location information of each vehicle connected to the cloud server transmitted by the cloud server;

The first vehicle renders the acquired location information of each vehicle to the map information to display the location of each vehicle on the map information.
The multi-vehicle ambient light interaction method according to claim 3, wherein the vehicle preparatory braking operation is obtained in the following manner:

The first vehicle obtains distance information between the first vehicle and the vehicle ahead within a preset time period;

The first vehicle determines whether it needs to brake based on changes in distance information between the first vehicle and the vehicle ahead within a preset time period. If so, then

Vehicle preparatory braking operation information is generated as the information to be notified and sent to a second vehicle that may be affected by the first vehicle.