KR20220010316A - Apparatus and method for displaying information based on driving environment - Google Patents

Abstract

The present invention relates to a device for displaying display information according to a driving environment, and a method thereof. According to the present invention, the device for displaying display information according to a driving environment comprises: an input unit receiving driving environment information; a memory storing a program which controls internal and external displays of a vehicle according to the driving environment; and a processor executing the program, wherein the processor controls to select display information according to driving environment information to be projected on an inner screen area and an outer screen area according to preset division.

Description

Display information display device and method according to driving environment

The present invention relates to an apparatus and method for displaying display information according to a driving environment.

Pedestrians recognize surrounding vehicles with the naked eye or through engine noise generated during vehicle driving.

In the case of electric vehicles, since there is no engine driving noise, a device (VESS, Virtual Engine Sound System: Virtual Engine Sound System) that generates a forced noise to the outside of the vehicle to notify the approach of the vehicle is applied.

As a method to prevent a collision between a vehicle and a pedestrian, it is common to notify that a vehicle is approaching through a clock, but there is a problem in that pedestrians are surprised when the clock is sounded, so a more efficient safe driving support method is needed.

The present invention has been proposed to solve the above problems, and by performing control/management of display information provided to occupants inside the vehicle and display information provided to pedestrians outside the vehicle according to the driving environment, it is easy to check the front view. By providing appropriate information for each driving situation in the area, the driver easily recognizes the presence of pedestrians and obstacles to avoid collisions, and external pedestrians intuitively recognize the vehicle’s driving behavior to avoid collisions (e.g. : In a crosswalk without a traffic light, if the vehicle provides an indication that “it is okay to cross” through the display, the pedestrian can recognize this and cross safely), a display information display device and method that can improve driving safety Its purpose is to provide

An apparatus for displaying display information according to a driving environment according to the present invention includes an input unit for receiving driving environment information, a memory storing a program for controlling internal and external displays of a vehicle according to the driving environment, and a processor executing the program, the processor comprising: It is characterized in that the control is performed so that display information according to driving environment information is selected and projected on the inner screen area and the outer screen area according to a preset division.

The processor calculates an attention level by using the driving environment information, and extracts information to be displayed on the inner screen area and the external screen area in consideration of the possibility of collision with an external object according to the attention level.

The processor controls to display driving situation information on the inner screen area in consideration of the level of attention and display a notification message on the outer screen area.

The processor inverts the text message displayed on the external screen area to the left and right, and displays it on some of the inner screen areas.

The processor displays the image for the vehicle traveling direction information equally on the inner screen area and the outer screen area.

The processor displays an image of an external object on the internal screen region, and displays at least one of approach direction information, approach speed information, and distance information of the external object on the internal screen region.

As the level of attention is increased, the processor expands the area of the external object image displayed on the inner screen area and displays a guide message for the external object on the outer screen area.

As the level of attention is increased, the processor displays an external object image on the entire internal screen area, and overlays and displays a warning text.

A method for displaying display information according to a driving environment according to the present invention includes the steps of (a) recognizing the driving environment, (b) performing display control on the inside/outside screen of the vehicle according to the recognition result of the driving environment, and (c) ) controlling the display of the vehicle interior/external screen according to the change of the level of attention.

In step (a), the level of attention is calculated using the driving speed, map data, and external object recognition information.

In step (b), information to be displayed on the inner screen area and the outer screen area is extracted according to the level of attention, driving situation information is displayed on the inner screen area, and a notification message is controlled to be displayed on the outer screen area.

In step (b), the text message displayed on the external screen area is reversed left and right and displayed on some of the inner screen areas.

In step (b), the image for the vehicle traveling direction information is displayed equally on the inner screen area and the outer screen area.

In step (b), an external object image is displayed on the inner screen area, and at least one of approach direction information, approach speed information, and distance information of the external object is displayed on the inner screen area.

In step (c), as the level of attention is increased, the area of the external object image displayed on the inner screen area is expanded, and a guide message for the external object is displayed on the outer screen area.

In step (c), as the level of attention is further raised, an external object image is displayed on the entire internal screen area, and a warning text is overlaid and displayed.

According to the present invention, by performing control/management of the display information provided to the occupants inside the vehicle and the display information provided to the pedestrians outside the vehicle according to the driving environment, the driver can easily recognize the presence of pedestrians and obstacles to prevent a collision. By avoiding the collision and allowing an external pedestrian to intuitively recognize the driving behavior of the vehicle to avoid the collision, there is an effect of improving driving safety.

Effects of the present invention are not limited to those mentioned above, and other effects not mentioned will be clearly understood by those skilled in the art from the following description.

1 illustrates a display information display device according to a driving environment according to an embodiment of the present invention.
2 illustrates an external screen area and an inner screen area of a vehicle windshield according to an embodiment of the present invention.
3 illustrates icon/image display for an inner screen area and an outer screen area according to an embodiment of the present invention.
4 illustrates text display for an inner screen area and an outer screen area according to an embodiment of the present invention.
5 illustrates display information of an inner screen area and an outer screen area at attention level 1 (normal driving) according to an embodiment of the present invention.
6 illustrates display information of an inner screen area and an outer screen area at attention level 2 (deceleration, low speed driving) according to an embodiment of the present invention.
7 illustrates display information of an inner screen area and an outer screen area at attention level 3 (stop, low speed, external pedestrian approach) according to an embodiment of the present invention.
FIG. 8 illustrates display information of an inner screen area at attention level 4 (the closest to a pedestrian) according to an embodiment of the present invention.
9 illustrates a method of displaying display information according to a driving environment according to an embodiment of the present invention.

The above and other objects, advantages and features of the present invention, and a method for achieving them will become apparent with reference to the embodiments described below in detail in conjunction with the accompanying drawings.

However, the present invention is not limited to the embodiments disclosed below, but may be implemented in various different forms, and only the following examples are provided to those of ordinary skill in the art to which the present invention pertains. It is only provided to easily inform the composition and effect, and the scope of the present invention is defined by the description of the claims.

On the other hand, the terms used herein are for the purpose of describing the embodiments and are not intended to limit the present invention. In this specification, the singular also includes the plural unless specifically stated otherwise in the phrase. As used herein, "comprises" and/or "comprising" means that a referenced element, step, operation and/or element is the presence of one or more other elements, steps, operations and/or elements. or added.

1 illustrates a display information display device according to a driving environment according to an embodiment of the present invention.

An apparatus for displaying display information according to a row environment according to an embodiment of the present invention includes an input unit 110 for receiving driving environment information, a memory 120 storing a program for controlling internal and external displays of a vehicle according to the driving environment, and a program. It includes a processor 130 that executes, and the processor 130 controls to select and project display information according to driving environment information on an inner screen area and an outer screen area according to preset divisions.

The processor 130 calculates an attention level by using the driving environment information, and extracts information to be displayed on the inner screen area and the external screen area in consideration of the possibility of collision with an external object according to the attention level.

The processor 130 controls to display driving situation information on the inner screen area in consideration of the level of attention and display a notification message on the outer screen area.

The processor 130 inverts the text message displayed on the external screen area to the left and right, and displays it on some of the inner screen areas.

The processor 130 displays the image for the vehicle traveling direction information equally on the inner screen area and the outer screen area.

The processor 130 displays an external object image on the internal screen region, and displays at least one of approach direction information, approach speed information, and distance information of the external object on the internal screen region.

As the level of attention is increased, the processor 130 expands the area of the external object image displayed on the inner screen area and displays a guide message for the external object on the outer screen area.

As the level of attention is increased, the processor 130 displays an external object image on the entire internal screen area and overlays and displays a warning text.

2 illustrates an external screen area and an inner screen area of a vehicle windshield according to an embodiment of the present invention.

The vehicle windshield W includes an inner screen area W1 and an outer screen area W2.

The inner screen area W1 is a display area for providing information to vehicle occupants, and the outer screen area W2 is defined as a display area for providing information to objects outside the vehicle (drivers of other vehicles, pedestrians, etc.). .

As described above, the inner screen area W1 is for an indoor display, does not expose the inner image to the outside in terms of privacy protection, and is converted to be transparent as needed so that the driver can check the surrounding environment outside the vehicle. made of film.

The internal screen area W1 is maintained in an opaque state as the projector is turned on, and is used for screen expression and display by the projector.

The external screen area W2 is configured of an electrochromic film for external communication as described above, and has a structure that enables an external display during projection.

The electrochromic film can be applied (attached) to a partial area or the entire area of the windshield W and used as a display.

The projector is installed inside the vehicle, for example, it may be installed on the inner roof side of the vehicle.

The projector projects a projector beam including external display information onto the external screen area W2 of the windshield, and when the distance to the external screen area is short, it may be a short-throw projector.

The external display information displayed by the external screen area W2 is information (eg, the “WALK” text shown in FIG. 2 ) meaning that it is okay to cross to a person walking outside the vehicle as described above, and such external display information The information may be in the form of an icon, text, or a combination thereof.

In addition, in addition to the display through the external screen area W2, it is possible to provide a guide message “It is okay to skip” through a voice signal.

3 illustrates icon/image display for an inner screen area and an outer screen area according to an embodiment of the present invention.

The inner screen area W1 includes a cluster area, an application area (navigation application, etc.), and a vehicle function area (air conditioner information, etc.).

Normally, driving-related information is projected on the inner screen area W1 , and a separate projection is not performed on the outer screen area W2 .

When the vehicle turns left, icons (<<<<) for the vehicle traveling direction are projected on the inner screen area W1 and the outer screen area W2, and The same image is displayed on some.

The pedestrian may recognize the driving direction of the corresponding driving vehicle and avoid the collision through the image displayed through the external screen area W2.

4 illustrates text display for an inner screen area and an outer screen area according to an embodiment of the present invention.

It is assumed that the driving vehicle is stopped at a crosswalk without a traffic light.

If it is determined that there is a pedestrian waiting to cross according to the surrounding information obtained by the vehicle, the vehicle transmits a message indicating that it is okay to cross.

At this time, when the vehicle is autonomously driving, it is automatically based on pedestrian recognition, and when the driver is performing manual driving, the guidance phrase “CROSS THE STREET” is displayed (projected) according to button input, voice input, gesture input, etc. carry out the command

The text “CROSS THE STREET” is displayed on a part of the inner screen area W1, and the text in which the text is inverted left and right is displayed (projected) on the outer screen area W2.

Through this, the pedestrian outside the vehicle checks the text of “CROSS THE STREET” and crosses the crosswalk, recognizing that the vehicle will remain stopped.

In this case, the vehicle may display a text indicating that the pedestrian is in a walking situation on the rear side to inform other vehicles waiting in the rear of the pedestrian crossing situation.

5 illustrates display information of an inner screen area and an outer screen area at attention level 1 (normal driving) according to an embodiment of the present invention.

According to an embodiment of the present invention, information displayed on the inner screen area W1 and the outer screen area W2 is selected and displayed according to the level of attention.

In order to help those skilled in the art, below, attention level 1 (normal driving), attention level 2 (deceleration, low speed driving), attention level 3 (stop, low speed, external pedestrian approach), attention level 4 (the nearest pedestrian), ), an embodiment of the display according to the present invention will be described.

Referring to FIG. 5 , cluster information, navigation information, and vehicle function information (eg, air conditioner function) are displayed in the inner screen area W1 according to the relatively low level of attention during general driving such as high-speed driving (level 1). do.

No separate projection is performed on the external screen area W2, or vehicle driving information (during autonomous driving) is displayed as shown in FIG. 5 .

FIG. 5 shows the display conditions of the external screen area at a viewpoint inside the vehicle and the external screen area at a viewpoint outside the vehicle.

6 illustrates display information of an inner screen area and an outer screen area at attention level 2 (deceleration, low speed driving) according to an embodiment of the present invention.

According to the driving environment recognition, if it is recognized that the currently driving road is a slow-speed section or a narrow road is entered, the attention level is increased to 2.

Driving environment recognition may be performed through various methods such as V2X, UWB, camera, and lidar.

External image information acquired through a camera is displayed in the inner screen area W1 to display information on external pedestrians and obstacles.

In addition, a warning message (approach attention) about the approach of an external pedestrian and an obstacle is displayed on the inner screen area W1. In this case, the warning message for the external approach may include an approach direction, an approach speed, a separation distance, and the like.

Vehicle driving information is displayed on the external screen area W2, for example, information about autonomous driving is displayed.

In the external screen area W2, the driving speed and route information (straight, left, and right turns) of the current driving vehicle are displayed so that an external pedestrian or a driver of another external vehicle can intuitively recognize the behavior information of the driving vehicle. .

7 illustrates display information of an inner screen area and an outer screen area at attention level 3 (stop, low speed, and external pedestrian approach) according to an embodiment of the present invention.

The level of attention is improved by recognizing that it is a section with a high probability of collision, such as when approaching a crosswalk or when ambient noise is above a preset decibel.

Accordingly, the screen area for displaying external information is changed to be relatively larger in the inner screen area W1.

In addition, when the electrochromic film is made opaque for projection on the inner screen area W1, it is difficult to check the external object projected by the opaque area, so the area where the pedestrian or obstacle is located based on the driver's gaze information Controls the internal screen area matching to become transparent.

The external screen area W2 displays a “WALK” message according to driving environment information, for example, when there is a pedestrian waiting to cross at a crosswalk, and provides a guide message for the pedestrian to cross.

In addition, in a section such as an alley where pedestrians and vehicles travel together, a “” message is displayed to support nearby pedestrians to recognize the presence of the corresponding vehicle.

8 illustrates display information of an inner screen area at attention level 4 (the closest pedestrian) according to an embodiment of the present invention.

When it is determined that the possibility of collision is high because the pedestrian approaches within a preset distance, the level of attention is improved.

In this case, the inner screen area W1 may be extended to a preset area.

Alternatively, the pedestrian image may be displayed as a whole in the inner screen area W1, and a warning phrase may be overlaid and displayed.

Through this, the driver can intuitively recognize the location and behavior of external pedestrians and obstacles, and recognize that a collision is highly likely.

In addition, at the same time, by delivering voice warning information, a caution message is provided to the driver, and a clock or voice message is delivered to an outside pedestrian to avoid a collision.

9 illustrates a method of displaying display information according to a driving environment according to an embodiment of the present invention.

The method for displaying display information according to a driving environment according to the present invention includes the steps of recognizing the driving environment (S910), performing display control on the inside/outside screen of the vehicle according to the recognition result of the driving environment (S920), and the level of attention and controlling the display of the vehicle internal/external screen according to the level change ( S930 ).

In step S910, an attention level is calculated using the driving speed, map data, and external object recognition information.

In step S920, information to be displayed on the inner screen area and the outer screen area is extracted according to the level of attention, driving situation information is displayed on the inner screen area, and a notification message is displayed on the outer screen area.

In step S920, the text message displayed on the external screen area is reversed left and right to be displayed on a partial area of the inner screen area.

In step S920, the image for the vehicle traveling direction information is equally displayed on the inner screen area and the outer screen area.

In step S920, an external object image is displayed on the internal screen region, and at least one of approach direction information, approach speed information, and distance information of the external object is displayed on the internal screen region.

In step S930, as the level of attention is increased, the area of the external object image displayed on the inner screen area is expanded, and a guide message for the external object is displayed on the outer screen area.

In step S930, as the level of attention is further raised, an external object image is displayed on the entire internal screen area, and a warning text is overlaid and displayed.

Meanwhile, the method for displaying display information according to the driving environment according to the embodiment of the present invention may be implemented in a computer system or recorded in a recording medium. The computer system may include at least one processor, memory, a user input device, a data communication bus, a user output device, and storage. Each of the above-described components performs data communication through a data communication bus.

The computer system may further include a network interface coupled to the network. The processor may be a central processing unit (CPU) or a semiconductor device that processes instructions stored in a memory and/or storage.

The memory and storage may include various types of volatile or non-volatile storage media. For example, memory may include ROM and RAM.

Accordingly, the method for displaying display information according to the driving environment according to the embodiment of the present invention may be implemented as a method executable by a computer. When the method for displaying display information according to a driving environment according to an embodiment of the present invention is performed in a computer device, computer readable instructions may perform the method for displaying display information according to the present invention.

Meanwhile, the method for displaying display information according to the driving environment according to the present invention described above may be implemented as a computer-readable code on a computer-readable recording medium. The computer-readable recording medium includes any type of recording medium in which data that can be read by a computer system is stored. For example, there may be a read only memory (ROM), a random access memory (RAM), a magnetic tape, a magnetic disk, a flash memory, an optical data storage device, and the like. In addition, the computer-readable recording medium may be distributed in computer systems connected through a computer communication network, and stored and executed as readable codes in a distributed manner.

Claims (16)

an input unit for receiving driving environment information;
a memory storing a program for controlling the display inside and outside the vehicle according to the driving environment; and
a processor for executing the program;
Controlling the processor to select and project display information according to the driving environment information on an inner screen area and an outer screen area according to a preset division
Display information display device according to the driving environment, characterized in that.
According to claim 1,
The processor calculates an attention level using the driving environment information, and extracts information to be displayed on the internal screen area and the external screen area in consideration of the possibility of collision with an external object according to the attention level
Display information display device according to the driving environment.
3. The method of claim 2,
controlling the processor to display driving situation information on the inner screen area in consideration of the level of attention and display a notification message on the outer screen area
Display information display device according to the driving environment.
4. The method of claim 3,
The processor inverts the text message displayed on the external screen area to the left and right and displays it on a partial area of the inner screen area
Display information display device according to the driving environment.
4. The method of claim 3,
The processor equally displays the image for the vehicle traveling direction information on the inner screen area and the outer screen area
Display information display device according to the driving environment.
4. The method of claim 3,
The processor displays an external object image on the internal screen area, and displays at least one of approach direction information, approach speed information, and distance information of the external object on the internal screen area
Display information display device according to the driving environment.
7. The method of claim 6,
The processor expands an area of the external object image displayed on the inner screen area as the level of attention is raised, and displays a guide message for the external object on the outer screen area
Display information display device according to the driving environment.
8. The method of claim 7,
The processor displays the external object image on the entire internal screen area as the level of attention is raised, and overlays and displays a warning text
Display information display device according to the driving environment.
(a) recognizing a driving environment;
(b) performing display control on the inside/outside screen of the vehicle according to the recognition result of the driving environment; and
(c) controlling the display on the inside/outside screen of the vehicle according to the change of the level of attention
A method of displaying display information according to a driving environment, comprising:
10. The method of claim 9,
In step (a), the level of attention is calculated using driving speed, map data, and external object recognition information.
A method of displaying display information according to the driving environment.
10. The method of claim 9,
In step (b), information to be displayed on the inner screen area and the outer screen area is extracted according to the level of attention, and driving situation information is displayed on the inner screen area, and a notification message is displayed on the outer screen area. to do
A method of displaying display information according to the driving environment.
12. The method of claim 11,
In step (b), the text message displayed on the external screen area is reversed left and right and displayed on some of the inner screen areas.
A method of displaying display information according to the driving environment.
12. The method of claim 11,
The step (b) is to display the image for the vehicle traveling direction information equally on the inner screen area and the outer screen area
A method of displaying display information according to the driving environment.
12. The method of claim 11,
The step (b) is to display an external object image on the internal screen area, and display at least any one of approach direction information, approach speed information, and distance information of the external object on the internal screen area.
A method of displaying display information according to the driving environment.
15. The method of claim 14,
The step (c) is to expand the area of the external object image displayed on the inner screen area as the level of attention is raised, and display a guide message for the external object on the outer screen area
A method of displaying display information according to the driving environment.
16. The method of claim 15,
In the step (c), as the level of attention is further raised, the external object image is displayed on the entire internal screen area, and a warning phrase is overlaid and displayed.
A method of displaying display information according to the driving environment.

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