KR20200068776A - Telecommunication service providing method and system for connected & autonomous vehicles - Google Patents

Abstract

The present invention relates to a method for providing a communications service for autonomous driving and connected vehicles. More specifically, the method for providing a communications service for autonomous driving and connected vehicles can prevent accidents such as a collision with a vehicle, a collision with a pedestrian, and the like, and lead an object vehicle to a destination along an optimal route by acquiring a variety of surrounding environment information through V2X communications between the object vehicle and a roadside unit (RSU) during autonomous or connected-based driving, can prevent a risky event by receiving incident information in an incident section in advance, and enables reception of a variety of driving information through a display unit. To this end, the method includes the steps of: allowing a roadside unit installed on one side of an intersection or driving road to generate road image information, object detection information, or intersection signal information, and transmit the same to a V2X server and an autonomous driving- or connected-based object vehicle placed within a set area; generating traffic condition information of the intersection or driving road from an outer sensor module which is installed in the object vehicle to acquire surrounding image information and detect an object, generating driving information including information on a speed, a travel direction, and a moving route of the vehicle, and transmitting the driving information to the V2X server; and outputting the road image information, object detection information, or the intersection signal information received from the roadside unit through a display unit in the object vehicle.

Description

Telecommunication service providing method and system for connected ＆ autonomous vehicles}

The present invention relates to a method for providing a communication service for autonomous driving and a connected vehicle, and more specifically, provides various surrounding environment information during autonomous driving or connected-based driving of a vehicle through V2X communication between an object vehicle and a roadside device (RSU). It prevents the occurrence of safety accidents such as vehicle collisions and pedestrian collisions while driving, induces the optimal route to the destination, and prevents the occurrence of danger by receiving the information in advance of the yugo section in advance, and provides various driving information through the display It relates to a method for providing autonomous driving and a communication service for a connected vehicle that can be received.

V2X communication system refers to a communication system used through 4th generation (4th generation: 4G, LTE), 5th generation (5th generation: 5G), WAVE (wireless access in vehicular environments), etc. .

In order to achieve a large amount of data transmission, a 5G, WAVE communication system, an ultra-high frequency communication system, must be established.

In general, the V2X communication system is a service that links communication with other vehicles based on communication through a base station. Users here can be vehicles, mobility, drivers, passengers, pedestrians, etc.

Here, safety services, vehicle information services, traffic information services, autonomous driving evaluation services, etc. can be included, and in the case of safety services, vehicle collision pre-notification, pedestrian pre-collision, emergency vehicle notification, and proposed vehicle speed notification can be supported. , In the case of vehicle information service, it can provide traffic light indication information, vehicle speed linked traffic light information, parking notification, navigation, connected vehicle cloud system, vehicle diagnosis, etc., and in the case of traffic service, weather situation notification, lane change, construction road It can support various services such as notification and regulation speed notification.

Therefore, it is required to propose a communication service providing system for autonomous driving and connected vehicles based on the V2X communication system to support such various services.

The present invention has been devised to solve the above problems and obtains various surrounding environment information during autonomous driving or connected-based driving of a vehicle through V2X communication between an object vehicle and a roadside device (RSU), resulting in vehicle collision or pedestrian collision during driving. Autonomous driving and connected to prevent the occurrence of safety accidents, etc., to guide the optimal route to the destination, to prevent the occurrence of danger by receiving the information in the yugo section in advance, and to provide various driving information through OBU The purpose is to provide a method for providing a communication service for automobiles.

The present invention has the following features to achieve the above object.

The present invention is an autonomous driving-based or connected-based object vehicle and a V2X server located in an area where a roadside device installed on one side of an intersection or a driving road generates image information, object detection information, or intersection signal information of the road. Transmitting; It is installed in the object vehicle and generates traffic situation information of the intersection or driving road from the outer sensor module unit that acquires the surrounding image information and detects the object, and generates the driving information including the speed, driving direction, and progress path information of the vehicle. Transmitting to a 2X server; And outputting image information, object detection information, or intersection signal information of the road received from the roadside device through a display unit in the object vehicle.

Here, the roadside device is installed at one side of an intersection or a pedestrian crossing, and an intersection roadside device that receives or detects signal information of a traffic light, detects a pedestrian, and captures and acquires image information of a set area, and an accident or construction is in progress It includes a deferred roadside device that detects an object vehicle entering the set area and is installed on one side of the driving road, and transmits yugo information when there is a detected object vehicle, and outputs an alarm sound through a mounted alarm output means.

In addition, the display unit of the object vehicle displays driving information including the current vehicle's driving speed, coordinates, direction of travel, and route, but displays image information, object detection information, intersection signal information, or height information of the road received from the roadside device. Together.

In addition, the intersection roadside device is installed at one side of an intersection or pedestrian crosswalk to receive or detect signal information such as traffic lights, and a signal information detection unit to generate signal information, and to detect pedestrians located within a set range to generate pedestrian detection information Pedestrian detection unit, wireless communication unit that transmits the signal information, pedestrian detection information or video information to the object car or V2X server that receives the signal information, pedestrian detection information, or image information within the set range. It includes.

In addition, the yugyeon roadside device includes a GNSS antenna for detecting location information, a vehicle detection unit that detects the entry of an object vehicle within a set range, and an accident information or construction information when an object vehicle is detected from the vehicle detection unit. It includes a wired and wireless communication unit that transmits the yugo information to the object vehicle, and an alarm output means for notifying that an accident or construction is in progress.

According to the present invention, through the roadside device (RSU), the autonomous driving of the object vehicle or the connection-based driving system can receive information about the surrounding conditions in advance and provide it to the driver so that they can cope with it and induce the optimal path setting. It is possible to remove various safety accidents in advance.

1 is a flow chart showing a schematic sequence of a communication service providing method according to an embodiment of the present invention.
2 is a view showing a schematic configuration of a method for providing traffic signal information according to an embodiment of the present invention.
3 is a view showing the internal configuration of a traffic signal information providing system according to an embodiment of the present invention.

Hereinafter, exemplary embodiments of the present invention will be exemplified and described with reference to the present invention, the operational advantages of the present invention, and the objectives achieved by the practice of the present invention.

First, the terms used in the present application are only used to describe specific embodiments, and are not intended to limit the present invention, and singular expressions may include plural expressions unless the context clearly indicates otherwise. Also, in this application, the terms “include” or “have” are intended to indicate the presence of features, numbers, steps, actions, components, parts or combinations thereof described in the specification, one or more other It should be understood that features or numbers, steps, operations, components, parts or combinations thereof are not excluded in advance.

In describing the present invention, when it is determined that detailed descriptions of related well-known configurations or functions may obscure the subject matter of the present invention, detailed descriptions thereof will be omitted.

1 is a flow chart showing a schematic sequence of a communication service providing method according to an embodiment of the present invention, Figure 2 is a view showing a schematic configuration of a method for providing traffic signal information according to an embodiment of the present invention, 3 is a block diagram showing the internal configuration of a traffic signal information providing system according to an embodiment of the present invention.

Referring to the drawings, a communication service providing method according to an embodiment of the present invention is configured by the roadside device 100 installed on one side of an intersection or a driving road generating image information, object detection information, or intersection signal information of a road. Transmitting to the autonomous driving-based or connected-based object vehicle 200 and the V2X server 300 located in the area (S100), and mounted in the object vehicle 200 to acquire the surrounding image information and object Generating traffic condition information of an intersection or a driving road from the sensing outer sensor module unit 210, generating driving information including speed, driving direction, and progress path information of the corresponding vehicle and transmitting it to the V2X server 300 (S200) and outputting the image information, the object detection information or the intersection signal information of the road received from the roadside device 100 through the display unit 240 in the object vehicle 200 (S300).

Here, the information transmission step (S100) of the roadside device 100 is an object vehicle 200 or a V2X server in which a roadside device 100 that receives various surrounding environment information on an intersection or a driving road is located within its setting range. It is made to transmit the surrounding environment information to (300).

Here, the surrounding environment information is image information of a road photographed at an installation location of the corresponding roadside device 100 and object detection information for various types of obstacles, road installations, or moving objects, and close to the installation point of the roadside device 100 This corresponds to the signal information of the traffic light located.

Such roadside devices 100 (Road Side Units) are installed at one side of an intersection or pedestrian crossing to receive or detect signal information such as traffic lights, detect pedestrians, and photograph and acquire image information in a set area. (110) is installed on one side of the road where an accident occurs or construction is in progress and detects an object vehicle 200 entering into a set area and transmits yugo information when there is an object vehicle 200 detected. It consists of a yugo roadside device 120 for outputting an alarm sound through the alarm output means.

Here, the intersection roadside device 110 is mainly disposed at a traffic light installation location such as an intersection or a pedestrian crossing to receive signal information of the corresponding traffic light or generate signal information through detection using a sensor, and pedestrians within the signal waiting section of the corresponding traffic light Pedestrian detection information is generated by detecting.

In addition, image information in the corresponding area is generated through photographing means. For this, the intersection roadside device 110 is installed at one side of an intersection or pedestrian crossing to receive or detect signal information such as traffic lights and generate signal information. The signal information detection unit 111, a pedestrian detection unit 112 for detecting pedestrians located within a set range and generating pedestrian detection information, a shooting management unit 113 for capturing and storing video information within a set range, It consists of a wireless communication unit 114 that receives the signal information, pedestrian detection information, or image information and transmits it to the object vehicle 200 or the V2X server 300 located within a set range.

The generated signal information, pedestrian detection information, or image information is transmitted from the intersection roadside device 110 to the corresponding object vehicle 200 when the object vehicle 200 is located in the corresponding setting area, and transmits the information. The receiving object vehicle 200 may use this for driving control of the vehicle and output the corresponding information to the driver so that the current situation can be identified in advance.

On the other hand, the yugo roadside device 120 is an accident vehicle, a construction area, or an object vehicle 200 and a V2X server 300 that enter into a predetermined area installed in a specific location as a dangerous area in advance, and the accident information, construction It is provided to provide information or dangerous situation information, such yugyeon roadside device 120 is a GNSS antenna 121 for grasping location information, and a vehicle detection unit 122 that detects the entry of the object vehicle 200 within a set range ), and when the object vehicle 200 is detected from the vehicle detection unit 122, the wired/wireless communication unit 123 that transmits accident information including accident information or construction information to the object vehicle 200, and an accident or It consists of an alarm output means (124) for notifying that it is under construction.

On the other hand, at the same time as the information transmission step (S100) of the roadside device 100 is made, the object vehicle 200 also acquires and generates road situation information along with the image information, and the speed, driving direction of the object vehicle 200, The driving information including the progress route information is generated and the driving information is transmitted to the V2X server 300 together with the above-described road situation information and image information (S200).

That is, the object vehicle 200 transmits its driving information and road condition information to the V2X server 300 and various surrounding environments from the corresponding roadside device 100 approaching the location where the roadside device 100 is installed. Information is received.

In addition, the object vehicle 200 that receives the surrounding environment information from the roadside device 100, the current vehicle speed of the object vehicle 200 through an onboard unit module 242 (ON-Board Unit) (242) mounted therein, The driving information including the coordinates, the traveling direction, and the traveling path is displayed, and at the same time, the image information, the object detection information, the intersection signal information, or the yugo information of the road received from the roadside device 100 is displayed together.

Accordingly, it is possible to prevent safety accidents that may occur in various ways in advance through various surrounding situation information in the region that is approached in the future by the current driving information and the course of progress, and optimize the driving environment by fully understanding the driving situation of the driver. It is possible to induce.

Meanwhile, the object vehicle 200 is an autonomous driving-based vehicle or a connected-based vehicle, and the roadside device 100 or V2X server 300 through data communication with the above-described roadside device 100 or V2X server 300. ) Receives the surrounding environment information while driving, and performs driving control through sensing data inside and outside the vehicle sensed through the outer sensor module unit 210 and the inner sensor module unit 211 provided in the vehicle. Data is transmitted through the communication unit 220 to the V2X server 300 according to the setting.

Such an object vehicle 200 includes an outer sensor module unit 210 for detecting external objects such as a lidar, a radar, a camera, and an infrared sensor, and speed detection, position detection, and battery detection in a vehicle. An inner sensor module unit 211 for sensing the back, a communication unit 220 for data communication with the roadside device 100 and the V2X server 300, an outer sensor module unit 210, an inner sensor module unit The vehicle determination process unit 230 and the determination data of the vehicle determination process unit 230 for determining the internal and external environment of the current object vehicle 200 through the data collected through the 211 and the communication unit 220 It comprises a vehicle control unit 240 for performing various driving control of the vehicle and a display unit 250 for outputting and providing driving information to the driver in the object vehicle 200.

Here, the display unit 250 is composed of a cluster unit 251 that provides digital or analog vehicle driving information, and a head-up display unit 252 that performs navigation and driving information based on geographic location. In the head-up display unit 252, signal information of an intersection or a pedestrian crossing facing forward may be displayed according to a driving direction.

The signal information displayed here includes information such as whether a signal is waiting or passing in a corresponding intersection section when proceeding at a current speed based on a current driving direction of the vehicle, and if necessary, a head-up display unit when a signal is waiting By displaying the background color of 252 in red and displaying in green when it is possible to pass based on the current speed, the driver can easily predict the intersection driving situation.

On the other hand, the V2X server 300 receives the surrounding environment information of the roadside device 100 described above, transfers it from the roadside device 100 to the object car 200 located within a certain range, and if necessary, the object car ( It is provided to receive and store various driving information and sensing data from 200) and to transmit them when requested by another object vehicle 200.

As described above, the method for providing autonomous driving and connected vehicle communication service according to the present invention is based on autonomous driving or connected where the roadside device 100 is located within a predetermined area by generating image information, object detection information, or intersection signal information on the road. The step (S100) of transmitting to the object car 200 and the V2X server 300 of the base, and the traffic situation information of the intersection or driving road that the object car 200 acquires from the outer sensor module unit 210, The step (S200) of continuously generating the driving information including the speed, driving direction, and progress path information of the corresponding vehicle obtained from the inner sensor module unit 211 and transmitting it to the V2X server 300 is continuously performed, and the object vehicle If the 200 enters within the setting range of the specific roadside device 100 and receives image information, object detection information or intersection signal information of the road from the roadside device 100 or the V2X server 300, the object vehicle ( A step (S300) of outputting and providing it to the driver through the display unit 240 in 200 is performed.

That is, the roadside device 100 and the object vehicle 200 repeatedly acquires each information and repeatedly transmits it to the outside according to the setting, and the object vehicle 200 displays the roadside device 100 or V2 When the acquisition information of the roadside device 100 is received from the X server 300, the process of providing it to the driver is repeatedly performed to transmit the surrounding situation information in advance during autonomous driving or connected-based driving of the object vehicle 200. It is possible to take it and provide it to the driver to be able to cope with it, to induce the optimal path setting, and to remove various safety accidents in advance.

As described above, the present invention has been described with reference to one embodiment shown in the drawings, but this is only an example, and various modifications and equivalent other embodiments are possible from those skilled in the art. Will understand.

Therefore, the true technical protection scope of the present invention should be determined by the technical spirit of the appended claims.

100: roadside device 110: intersection roadside device
120: Yugo roadside device 200: object terminal
300: V2X server

Claims (5)

The roadside device 100 installed at one side of an intersection or a driving road generates image information, object detection information, or intersection signal information of the road and is located in a predetermined area and is located in a set area, the autonomous driving-based or connected-based object vehicle 200 and V2 Transmitting to the X server 300 (S100);
It is installed in the object vehicle 200 to generate traffic situation information of an intersection or a driving road from the outer sensor module unit 210 that acquires surrounding image information and detects an object, and includes the speed, driving direction, and progress path information of the corresponding vehicle. Generating driving information and transmitting it to the V2X server 300 (S200);
Autonomous characterized in that it comprises; step (S300) of outputting the image information, object detection information or intersection signal information of the road received from the roadside device 100 through the display unit 240 in the object vehicle 200; How to provide communication services for driving and connected vehicles.
According to claim 1,
The roadside device 100 is
An intersection roadside device 110 installed at one side of an intersection or pedestrian crosswalk to receive or detect signal information such as traffic lights, detect pedestrians, and capture and acquire image information in a set area.
When an accident occurs or a construction is underway, it is installed on one side of the driving road and detects the object vehicle 200 entering into the setting area, and if there is an object vehicle 200 being detected, it transmits yugo information and uses the mounted alarm output means. Autonomous driving and a method for providing a communication service for a connected vehicle, comprising a yugo roadside device (120) for outputting an alarm sound.
According to claim 2,
The display unit 240 of the object vehicle 200 is
Displays the driving information including the current speed, coordinates, direction of travel, and the path of the object vehicle 200, but also includes image information, object detection information, intersection signal information, or height information of the road received from the roadside device 100. A method of providing communication services for autonomous driving and connected vehicles, characterized by displaying.
According to claim 2,
The intersection roadside device 110 is
A signal information detector 111 installed at one side of an intersection or pedestrian crossing to receive or detect signal information such as a traffic light to generate signal information;
Pedestrian detection unit 112 for generating pedestrian detection information by detecting a pedestrian located within a set range,
Shooting management unit 113 that captures and stores video information within a set range,
Autonomous driving, characterized in that it comprises a wireless communication unit 114 that receives the signal information, pedestrian detection information or video information and transmits it to the object vehicle (200) or V2X server (300) located within a set range. How to provide communication services for connected vehicles.
According to claim 2,
Yugyu roadside device 120 is
GNSS antenna 121 for grasping location information,
The vehicle detection unit 122 detects the entry of the object vehicle 200 within a set range,
When the object vehicle 200 is detected from the vehicle detection unit 122, a wired/wireless communication unit 123 that transmits accident information including accident information or construction information to the object vehicle 200,
Autonomous driving and connected vehicle communication service providing method comprising an alarm output means (124) for notifying that an accident or under construction.

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