Method

The described system efficiently monitors vehicles and roadside units by displaying them in different modes on a map screen based on their interaction with detection areas, enhancing operator awareness of vehicle situations.

JP2025105046AActive Publication Date: 2025-07-10TOYOTA JIDOSHA KK

Patent Information

Application Number
JP2023223326
Authority / Receiving Office
JP · JP
Patent Type
Applications
Current Assignee / Owner
Filing Date
2023-12-28
Publication Date
2025-07-10
Estimated Expiration
2043-12-28

AI Technical Summary

Technical Problem

Existing technologies for monitoring vehicles with communication functions are not efficient in displaying relevant information to operators, particularly when vehicles enter the detection area of roadside units.

Method used

A method involving a computer system that communicates with automated driving vehicles and roadside units, stores installation positions and detection areas, monitors vehicle positions, and displays vehicles and roadside units on a map screen in different modes based on their interaction with detection areas.

Benefits of technology

Enhances the ability of operators to efficiently monitor vehicle situations by prominently displaying vehicles and roadside units when they enter detection areas, improving overall monitoring efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

To improve a technique for monitoring vehicles with communication functions.SOLUTION: A method is executed by a computer capable of communicating with one or more automatic driving vehicles 10 and one or more roadside devices 20, and includes storing information indicating an installation location and a detection area 51 of each roadside device 20, monitoring location information of each automatic driving vehicle 10, displaying a map screen 50, and, when an automatic driving vehicle 51 enters the detection area 51 of a roadside device 20, displaying the automatic driving vehicle 51 and the roadside device 20 on the map screen 50 in a first manner.SELECTED DRAWING: Figure 6
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Description

Technical Field

[0001] The present disclosure relates to a method.

Background Art

[0002] Conventionally, technologies for monitoring vehicles having communication functions are known. For example, Patent Document 1 discloses an information notification system that notifies vehicles or pedestrians other than the automated driving vehicle of passage permission or attention according to the behavior of an automated driving vehicle scheduled to pass through a predetermined traffic area.

Prior Art Documents

Patent Documents

[0003]

Patent Document 1

Summary of the Invention

Problems to be Solved by the Invention

[0004] Improvement of technologies for monitoring vehicles having communication functions is desired.

[0005] An object of the present disclosure made in view of such circumstances is to improve technologies for monitoring vehicles having communication functions.

Means for Solving the Problems

[0006] A method according to an embodiment of the present disclosure is a method executed by a computer capable of communicating with one or more automated driving vehicles and one or more roadside units, storing information indicating the installation positions and detection areas of the roadside units, monitoring the position information of each automated driving vehicle, displaying a map screen, and when the automated driving vehicle enters the detection area of the roadside unit, displaying the automated driving vehicle and the roadside unit on the map screen in a first mode.

Effect of the Invention

[0007] According to an embodiment of the present disclosure, the technology for monitoring a vehicle having a communication function is improved.

Brief Description of the Drawings

[0008]

Figure 1

Figure 2

Figure 3

Figure 4

Figure 5

Figure 6

Mode for Carrying Out the Invention

[0009] Hereinafter, embodiments of the present disclosure will be described.

[0010] (Overview of the Embodiment) With reference to FIG. 1, the overview of a system 1 according to an embodiment of the present disclosure will be described. The system 1 includes a vehicle 10, a roadside unit 20, and an information processing device 30. The vehicle 10, the roadside unit 20, and the information processing device 30 are communicably connected to a network 40 including, for example, a mobile communication network and the Internet.

[0011] Vehicle 10 is, for example, a gasoline vehicle, a battery electric vehicle (BEV), a hybrid electric vehicle (HEV), a plug-in hybrid electric vehicle (PHEV), or a fuel cell electric vehicle (FCEV), etc., but is not limited thereto and may be any vehicle that can be ridden by a human. Vehicle 10 may be an autonomous driving vehicle capable of autonomous driving at levels 1 to 5 defined by, for example, the Society of Automotive Engineers (SAE). In the present embodiment, Vehicle 10 is capable of autonomous driving at level 3 or 4, and a driving assistant can ride in Vehicle 10 or override the driving operation remotely. System 1 may include any number of one or more Vehicles 10.

[0012] The roadside device 20 is installed, for example, near an intersection or a crosswalk. In the present embodiment, the roadside device 20 can detect a pedestrian heading towards the road lane as a pedestrian attempting to cross the road lane from the image of the mounted camera. Also, for the roadside device 20, for example, a detection area is preset around its own unit. When the roadside device 20 detects a pedestrian attempting to cross the road lane, it notifies the pedestrian of the presence or absence of Vehicle 10 (for example, Vehicle 10 approaching its own unit) that has entered its detection area. Also, when the roadside device 20 detects a pedestrian attempting to cross the road lane, it notifies the driver or driving assistant of Vehicle 10 that has entered its detection area of the presence of the pedestrian. System 1 may include any number of one or more roadside devices 20.

[0013] The information processing device 30 is one or a plurality of computers capable of communicating with each other. The information processing device 30 communicates with each Vehicle 10 and each roadside device 20 and is used to monitor each Vehicle 10. In the present embodiment, the information processing device 30 is used, for example, by an operator of a traffic control center.

[0014] First, an overview of the present embodiment will be described, and details will be described later. The information processing apparatus 30 stores information indicating the installation positions and detection areas of the roadside apparatuses on each road side. The information processing apparatus 30 monitors the position information of each vehicle 10. The information processing apparatus 30 displays a map screen. Then, when the vehicle 10 enters the detection area of the roadside apparatus 20, the information processing apparatus 30 displays the vehicle 10 and the roadside apparatus 20 on the map screen in a first mode.

[0015] Here, referring to FIG. 2, an overview of the map screen 50 displayed by the information processing apparatus 30 will be described. In the example shown in FIG. 2, the roadside apparatus 20A and the vehicle 10A that has entered the detection area 51A of the roadside apparatus 20A are displayed on the map screen 50 in a first mode. As will be described later, any vehicle 10 (10A, 10B) that has not entered the detection area 51B of its own vehicle and the vehicle 10B that has not entered the detection area 51 (51A, 51B) of any roadside apparatus 20 (20A, 20B) may be displayed on the map screen 50 in a second mode distinguishable from the first mode.

[0016] As described above, according to the present embodiment, when a specific situation occurs in which the vehicle 10 enters the detection area 51 of the roadside apparatus 20, the vehicle 10 and the roadside apparatus 20 are displayed on the map screen 50 in a first mode. Therefore, an operator using the information processing apparatus 30 can recognize at a glance the vehicle 10 and the roadside apparatus 20 in such a specific situation. Therefore, according to the present embodiment, for example, compared with an example in which all the vehicles 10 and all the roadside apparatuses 20 are always displayed on the map screen 50, the technology for monitoring vehicles having a communication function is improved in that the operator can efficiently monitor the situation of the vehicles.

[0017] Next, each component of the system 1 will be described in detail.

[0018] (Configuration of Vehicle) As shown in FIG. 3, the vehicle 10 includes a communication unit 11, a sensor unit 12, a storage unit 13, and a control unit 14.

[0019] The communication unit 11 includes one or more communication interfaces connected to the network 40. The communication interface corresponds to, for example, mobile communication standards such as 4G (4th Generation) and 5G (5th Generation), but is not limited thereto and may correspond to any communication standard. In the present embodiment, the vehicle 10 communicates with the information processing device 30 via the communication unit 11 and the network 40.

[0020] The sensor unit 12 includes one or more sensors used for controlling the vehicle 10. The sensors are, for example, position sensors corresponding to GPS (Global Positioning System) etc., geomagnetic sensors, speed sensors, acceleration sensors, or gyro sensors, etc., but are not limited thereto and may be any sensors.

[0021] The storage unit 13 includes one or more memories. In the present embodiment, the "memory" is, for example, a semiconductor memory, a magnetic memory, or an optical memory, etc., but is not limited thereto. Each memory included in the storage unit 13 may function as, for example, a main storage device, an auxiliary storage device, or a cache memory. The storage unit 13 stores any information used for the operation of the vehicle 10. For example, the storage unit 13 may store a system program, an application program, and embedded software, etc. The information stored in the storage unit 13 may be updated, for example, with information obtained from the network 40 via the communication unit 11.

[0022] The control unit 14 includes one or more processors, one or more programmable circuits, one or more dedicated circuits, or a combination thereof. The processor is, for example, a general-purpose processor such as a CPU (Central Processing Unit) or a GPU (Graphics Processing Unit), or a dedicated processor specialized for specific processing, but is not limited thereto. The programmable circuit is, for example, an FPGA (Field-Programmable Gate Array), but is not limited thereto. The dedicated circuit is, for example, an ASIC (Application Specific Integrated Circuit), but is not limited thereto. The control unit 14 controls the operation of the entire vehicle 10.

[0023] For example, in the present embodiment, the control unit 14 transmits the position information of the host vehicle detected by the sensor unit 12 to the information processing device 30 via the communication unit 11. The transmission of the position information may be executed, for example, periodically or each time a predetermined event occurs. Further, when the control unit 14 is traveling according to the route information indicating the searched travel route, for example, the control unit 14 may transmit the route information to the information processing device 30.

[0024] (Configuration of roadside device) As shown in FIG. 4, the roadside device 20 includes a communication unit 21, a photographing unit 22, a notification unit 23, a storage unit 24, and a control unit 25.

[0025] The communication unit 21 includes one or more communication interfaces connected to the network 40. The communication interface corresponds to, for example, a mobile communication standard or a wireless LAN (Local Area Network) standard, but is not limited thereto, and may correspond to any communication standard. In the present embodiment, the roadside device 20 communicates with the information processing device 30 via the communication unit 21 and the network 40.

[0026] The imaging unit 22 includes one or more cameras capable of imaging the surrounding scenery. In the present embodiment, the roadside device 20 is installed, for example, near the boundary between the sidewalk and the roadway so that a pedestrian moving from the sidewalk to the roadway can be imaged by the imaging unit 22.

[0027] The notification unit 23 includes one or more notification devices for notifying information to surrounding pedestrians. The notification device is, for example, a speaker, an electronic display board, or a display, etc., but is not limited thereto, and any notification device may be used.

[0028] The storage unit 24 includes one or more memories. Each memory included in the storage unit 24 may function, for example, as a main storage device, an auxiliary storage device, or a cache memory. The storage unit 24 stores any information used for the operation of the roadside device 20. For example, the storage unit 24 may store a system program, an application program, and embedded software, etc. The information stored in the storage unit 24 may be updated, for example, with information acquired from the network 40 via the communication unit 21.

[0029] The control unit 25 includes one or more processors, one or more programmable circuits, one or more dedicated circuits, or a combination thereof. The control unit 25 controls the operation of the entire roadside device 20.

[0030] For example, in the present embodiment, when the control unit 25 detects a pedestrian heading towards the roadway from the video of the imaging unit 22 by image recognition, it transmits, via the communication unit 21, the identification information of its own device and information for inquiring about the presence or absence of the vehicle 10 that has entered the detection area 51 of its own device to the information processing device 30. When the control unit 25 receives, for example, information indicating the presence or absence of the vehicle 10 that has entered the detection area 51 of its own device from the information processing device 30, it notifies the pedestrian heading towards the roadway of predetermined information. The predetermined information includes, for example, a message indicating whether there is an approaching vehicle 10, but is not limited thereto and may be any information.

[0031] (Configuration of the information processing device) As shown in FIG. 5, the information processing apparatus 30 includes a communication unit 31, an output unit 32, an input unit 33, a storage unit 34, and a control unit 35.

[0032] The communication unit 31 includes one or more communication interfaces connected to the network 40. The communication interface corresponds to, for example, a wired LAN standard or a wireless LAN standard, but is not limited thereto, and may correspond to any communication standard. In the present embodiment, the information processing apparatus 30 communicates with the vehicle 10 and the roadside apparatus 20 via the communication unit 31 and the network 40, respectively.

[0033] The output unit 32 includes one or more output devices that output information. The output device is, for example, a display that outputs information as video, or a speaker that outputs information as audio, but is not limited thereto. Alternatively, the output unit 32 may include an output interface that outputs information via an external output device.

[0034] The input unit 33 includes one or more input devices that detect user input. The input device is, for example, a physical key, a capacitive key, a pointing device such as a mouse, a touch screen provided integrally with the display of the output unit 32, or a microphone that receives voice input, but is not limited thereto. Alternatively, the input unit 33 may include an input interface that detects user input via an external input device.

[0035] The storage unit 34 includes one or more memories. Each memory included in the storage unit 34 may function as, for example, a main storage device, an auxiliary storage device, or a cache memory. The storage unit 34 stores any information used for the operation of the information processing apparatus 30. For example, the storage unit 34 may store a system program, an application program, embedded software, etc. In the present embodiment, the storage unit 34 stores map information, route information of each vehicle 10, and information indicating the installation position and detection area 51 of each roadside apparatus 20.

[0036] The control unit 35 includes one or more processors, one or more programmable circuits, one or more dedicated circuits, or a combination thereof. The control unit 35 controls the operation of the entire information processing apparatus 30.

[0037] For example, in the present embodiment, the control unit 35 receives, from the roadside device 20 that has detected a pedestrian heading towards the roadway, via the communication unit 31, the identification information of the roadside device 20 and information for inquiring about the presence or absence of the vehicle 10 that has entered the detection area 51 of the roadside device 20. The control unit 35 determines the presence or absence of the vehicle 10 that has entered the detection area 51 of the roadside device 20 based on the installation position of the roadside device 20 and the position information of each vehicle 10. Then, the control unit 35 transmits information indicating the determination result to the roadside device 20. Here, when a vehicle 10 that has entered the detection area 51 of the roadside device 20 is detected, the control unit 35 transmits to the detected vehicle 10 (or the terminal device of the driver or driving assistant of the vehicle 10) information indicating the installation position of the roadside device 20 and information indicating the presence of a pedestrian heading towards the roadway.

[0038] Other operations of the information processing apparatus 30 according to the present embodiment will be described later.

[0039] (Operation flow of the information processing apparatus) With reference to FIG. 6, the operation flow of the information processing apparatus 30 will be described.

[0040] S100: The control unit 35 of the information processing apparatus 30 stores, in the storage unit 34, information indicating the installation position and the detection area 51 of each roadside device 20.

[0041] The installation position and the detection area 51 of each roadside device 20 may be arbitrarily determined. In one example, the roadside device 20 is installed near an intersection, a crosswalk, or an obstacle that is likely to be a blind spot for the vehicle 10, but the installation position of the roadside device 20 is not limited to this example and can be arbitrarily determined. Also, in one example, the detection area 51 is a circular area with a predetermined radius centered on the installation position of the roadside device 20, but the shape of the detection area 51 is not limited to this example and can be arbitrarily determined.

[0042] S101: The control unit 35 monitors the position information of each vehicle 10.

[0043] Specifically, the control unit 35 monitors the position information of each vehicle 10 by periodically receiving the position information of its own vehicle from each vehicle 10 as described above.

[0044] S102: The control unit 35 displays the map screen 50 on the display of the output unit 32.

[0045] The area displayed on the map screen 50 may be movable, zoomable, and reducible, for example, according to the input of the operator via the input unit 33.

[0046] S103: The control unit 35 displays each vehicle 10 and each roadside device 20 on the map screen 50 in the second mode.

[0047] As will be described later, the operator can distinguish between the first mode and the second mode on the map screen 50.

[0048] S104: The control unit 35 determines whether the vehicle 10 has entered the detection area 51 of the roadside device 20. If it is determined that the vehicle 10 has entered the detection area 51 of the roadside device 20 (S104 - Yes), the process proceeds to S105. On the other hand, if it is determined that the vehicle 10 has not entered the detection area 51 of the roadside device 20 (S104 - No), the process repeats S104.

[0049] Specifically, S104 is executed when the control unit 35 receives, from the roadside device 20 that has detected a pedestrian heading towards the road, via the communication unit 31, the identification information of the roadside device 20 and the information for inquiring about the presence or absence of the vehicle 10 that has entered the detection area 51 of the roadside device 20.

[0050] Specifically, based on the position information or route information of each vehicle 10, the control unit 35 identifies each vehicle 10 approaching the roadside device 20. Based on the position information of each identified vehicle 10, the control unit 35 identifies each vehicle 10 that has entered the detection area 51 of the roadside device 20. Here, the "vehicle 10 that has entered the detection area 51" refers to the vehicle 10 that has moved from the outside to the inside of the detection area 51, but is not limited thereto. For example, it may include a vehicle 10 that exists inside the detection area 51 and is approaching the roadside device 20.

[0051] S105: When it is determined in S104 that the vehicle 10 has entered the detection area 51 of the roadside device 20 (S104-Yes), the control unit 35 displays the vehicle 10 and the roadside device 20 on the map screen 50 in the first mode.

[0052] In the present embodiment, in S103 described above, each vehicle 10 and each roadside device 20 are displayed in the second mode. When the vehicle 10 enters the detection area 51 of the roadside device 20, the display mode of the vehicle 10 and the roadside device 20 switches from the second mode to the first mode. The vehicle 10 and the roadside device 20 displayed in the first mode can be preferentially visually recognized by the operator as compared with the vehicle 10 and the roadside device 20 displayed in the second mode. Specifically, for example, the second mode is a mode of simply displaying the target vehicle 10 and the roadside device 20, while the first mode may be a mode of displaying the target vehicle 10 and the roadside device 20 more prominently, such as by flashing. For example, on the map screen 50 shown in FIG. 2, the vehicle 10A and the roadside device 20A are displayed in the first mode, and the vehicle 10B and the roadside device 20B are displayed in the second mode. Therefore, the operator can preferentially visually recognize the vehicle 10A and the roadside device 20A.

[0053] S106: The control unit 35 determines whether the vehicle 10 has passed the roadside device 20. When it is determined that the vehicle 10 has passed the roadside device 20 (S106-Yes), the process proceeds to S107. On the other hand, when it is determined that the vehicle 10 has not passed the roadside device 20 (S106-No), the process repeats S106.

[0054] Specifically, based on the position information of the vehicle 10 that has entered the detection area 51 of the roadside device 20, the control unit 35 identifies whether the vehicle 10 has passed the roadside device 20. Here, "the vehicle 10 has passed the roadside device 20" means that the vehicle 10 has passed by the roadside device 20 inside the detection area 51, but is not limited thereto. For example, it may include the vehicle 10 moving from the inside to the outside of the detection area 51.

[0055] S107: When it is determined in S106 that the vehicle 10 has passed the roadside device 20 (S106 - Yes), the control unit 35 displays the vehicle 10 and the roadside device 20 on the map screen 50 in the second mode. Then, the process returns to S104.

[0056] In this embodiment, in S105 described above, the vehicle 10 and the roadside device 20 are displayed in the first mode. When the vehicle 10 passes the roadside device 20, the display mode of the vehicle 10 and the roadside device 20 switches from the second mode to the first mode.

[0057] As described above, the information processing device 30 according to this embodiment stores information indicating the installation positions and detection areas of the roadside devices. The information processing device 30 monitors the position information of each vehicle 10. The information processing device 30 displays a map screen. And when the vehicle 10 enters the detection area of the roadside device 20, the information processing device 30 displays the vehicle 10 and the roadside device 20 on the map screen in the first mode.

[0058] According to such a configuration, when a specific situation occurs where the vehicle 10 enters the detection area 51 of the roadside device 20, the vehicle 10 and the roadside device 20 are displayed on the map screen 50 in the first mode. Therefore, an operator using the information processing device 30 can recognize at a glance the vehicle 10 and the roadside device 20 in such a specific situation. Thus, according to this embodiment, compared with an example where all vehicles 10 and all roadside devices 20 are constantly displayed on the map screen 50, the technology for monitoring vehicles having a communication function is improved in that the operator can efficiently monitor the situation of the vehicles 10.

[0059] Although the present disclosure has been described based on the drawings and examples, it should be noted that those skilled in the art may make various modifications and alterations based on the present disclosure. Therefore, it should be noted that these modifications and alterations are included in the scope of the present disclosure. For example, the functions etc. included in each component or each step etc. can be rearranged so as not to be logically contradictory, and it is possible to combine or divide a plurality of components or steps etc. into one.

[0060] For example, an embodiment in which part or all of the operations executed by the information processing apparatus 30 in the above-described embodiment are executed by the vehicle 10 and / or the roadside apparatus 20 is also possible. Also, for example, the system 1 according to the above-described embodiment may be used for providing Mobility as a Service (MaaS), which is a service that utilizes mobility.

[0061] In the above-described embodiment, the vehicle 10 and the roadside apparatus 20 are displayed on the map screen 50 in the first mode or the second mode. However, an embodiment in which the vehicle 10 and the roadside apparatus 20 are not displayed or made non-displayed instead of being displayed in the second mode is also possible. Specifically, the control unit 35 of the information processing apparatus 30 omits the above-described S103. Also, in S107 described above, the control unit 35 makes the vehicle 10 and the roadside apparatus 20 non-displayed. According to such an embodiment, the vehicle 10 and the roadside apparatus 20 are displayed on the map screen 50 only when a specific situation occurs in which the vehicle 10 enters the detection area 51 of the roadside apparatus 20. Therefore, for example, in a situation where a large number of vehicles 10 and roadside apparatuses 20 exist in the area displayed on the map screen 50, it becomes easier for the operator to visually recognize the vehicle 10 and the roadside apparatus 20 in which a specific situation has occurred. Note that in this embodiment, the "first mode" may be a mode of simply displaying the target vehicle 10 and roadside apparatus 20.

[0062] Also, in the above-described embodiment, when the vehicle 10 enters the detection area 51 of the roadside device 20, the information processing device 30 may display the video captured by the roadside device 20 in a third mode. Specifically, in S105 described above, the control unit 35 of the information processing device 30 displays the vehicle 10 and the roadside device 20 in the first mode, receives the video captured by the roadside device 20 from the roadside device 20, and displays it in the third mode on the map screen 50. The video is, for example, real-time video captured by the roadside device 20, but is not limited to this example. According to such an embodiment, when a specific situation occurs where the vehicle 10 enters the detection area 51 of the roadside device 20, the video captured by the roadside device 20 is displayed, so that the operator can easily recognize the situation around the roadside device 20.

[0063] Furthermore, the control unit 35 may display the video captured by each roadside device 20 in a fourth mode, and when the vehicle 10 enters the detection area 51 of the roadside device 20, switch the display mode of the video captured by the roadside device 20 from the fourth mode to the third mode. Specifically, in S103 described above, the control unit 35 displays each vehicle 10 and each roadside device 20 in the second mode, receives each video captured by each roadside device 20 from the roadside device 20, and displays it in the fourth mode on the map screen 50. Also, in S105 described above, the control unit 35 displays the vehicle 10 and the roadside device 20 in the first mode (that is, switches from the second mode to the first mode), and displays the video captured by the roadside device 20 in the third mode (that is, switches from the fourth mode to the third mode). Also, in S107 described above, the control unit 35 displays the vehicle 10 and the roadside device 20 in the second mode (that is, switches from the first mode to the second mode), and displays the video captured by the roadside device 20 in the fourth mode (that is, switches from the third mode to the fourth mode).

[0064] Here, the video displayed in the third mode can be preferentially visually recognized by the operator as compared with the video displayed in the fourth mode. Specifically, for example, the fourth mode is a mode of simply displaying the target video, while the third mode may be a mode of displaying the target video more prominently, such as by flashing the outer frame of the target video. According to such an embodiment, when a specific situation occurs where the vehicle 10 enters the detection area 51 of the roadside device 20, the video captured by the roadside device 20 is displayed more prominently as compared with the videos captured by other roadside devices 20, so that the operator can preferentially recognize the situation around the roadside device 20.

[0065] Also, in the above-described embodiment, when the vehicle 10 enters the detection area 51 of the roadside device 20, the information processing device 30 may display the pedestrian information detected from the video captured by the roadside device 20. Specifically, the control unit 25 of each roadside device 20 detects pedestrian information from the captured video. The pedestrian information is, for example, information indicating the number of detected pedestrians and the traveling direction of the pedestrians (such as whether they are heading towards the lane or away from the lane), but is not limited to this example and may include any information detectable from the video. The control unit 25 transmits the pedestrian information to the information processing device 30 via the communication unit 21. When determining in S104 described above that the vehicle 10 has entered the detection area 51 of the roadside device 20, the control unit 35 of the information processing device 30 displays the vehicle 10 and the roadside device 20 in the first mode in S105, and also displays the pedestrian information received from the roadside device 20 on the map screen 50. According to such an embodiment, when a specific situation occurs where the vehicle 10 enters the detection area 51 of the roadside device 20, the pedestrian information detected from the video captured by the roadside device 20 is displayed, so that the operator can more detailedly recognize the situation around the roadside device 20.

[0066] In the above-described embodiment, the detection area 51 of the roadside device 20 is, for example, a circular area with a predetermined radius centered on the installation position of the roadside device 20. However, the shape of the detection area 51 is not limited to this example. For example, consider a case where left-hand traffic is legally defined in a country and each roadside device 20 is installed on the left side of the road with respect to the traveling direction of the lane. In such a case, the detection area 51 of the roadside device 20 may have a shape that extends from the installation position of the roadside device 20 to a position a predetermined distance ahead along the lane.

[0067] In the above-described embodiment, the information processing device 30 monitors each vehicle 10 included in the system 1. However, in other embodiments, the information processing device 30 may monitor only some of the vehicles 10 included in the system 1. Specifically, the control unit 35 of the information processing device 30 stores route information indicating the traveling routes of each of the plurality of vehicles 10 included in the system 1 in the storage unit 34. The control unit 35 identifies each vehicle 10 among the plurality of vehicles 10 on which at least one roadside device 20 is installed on the traveling route, and sets the identified each vehicle 10 as a monitoring target.

[0068] Also, for example, an embodiment in which a general-purpose computer functions as the information processing device 30 according to the above-described embodiment is also possible. Specifically, a program describing the processing contents for realizing each function of the information processing device 30 according to the above-described embodiment is stored in the memory of the computer, and the program is read and executed by the processor of the computer. Therefore, the present disclosure can also be realized as a program executable by a processor or a non-transitory computer-readable medium storing the program.

Description of Reference Numerals

[0069] 1 System 10, 10A, 10B Vehicles 11 Communication Unit 12 Sensor Unit 13 Storage Unit 14 Control Unit 20, 20A, 20B Roadside Devices 21 Communication Unit 22 Imaging Unit 23 Notification Unit 24 Memory Unit 25 Control Unit 30 Information Processing Device 31 Communication Unit 32 Output Unit 33 Input Unit 34 Memory Unit 35 Control Unit 40 Network 50 Map Screen 51, 51A, 51B Detection Areas

Claims

1. A method executed by a computer capable of communicating with one or more autonomous vehicles and one or more roadside devices, comprising: Storing information indicating the installation positions and detection areas of each of the roadside devices; Monitoring the position information of each of the autonomous vehicles; Displaying a map screen; and When the autonomous vehicle enters the detection area of the roadside device, displaying the autonomous vehicle and the roadside device on the map screen in a first mode. A method comprising the above.

2. The method according to Claim 1, further comprising: Displaying each of the autonomous vehicles and each of the roadside devices on the map screen in a second mode; When the autonomous vehicle enters the detection area of the roadside device, the display mode of the autonomous vehicle and the roadside device switches from the second mode to the first mode.

3. The method according to Claim 1 or 2, further comprising: When the autonomous vehicle enters the detection area of the roadside device, displaying the video captured by the roadside device in a third mode.

4. The method according to Claim 3, further comprising: Displaying the video captured by each of the roadside devices in a fourth mode; When the autonomous vehicle enters the detection area of the roadside device, the display mode of the video captured by the roadside device switches from the fourth mode to the third mode.

5. The method according to Claim 1 or 2, further comprising: When the autonomous vehicle enters the detection area of the roadside device, displaying pedestrian information detected from the video captured by the roadside device.

6. A method for providing MaaS (Mobility as a Service) using the method according to Claim 1.

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