WO2023248039A1

WO2023248039A1 - Information distribution method and information distribution system

Info

Publication number: WO2023248039A1
Application number: PCT/IB2023/055863
Authority: WO
Inventors: アブサコムシュウ
Original assignee: ロベルト·ボッシュ·ゲゼルシャフト·ミト•ベシュレンクテル·ハフツング
Priority date: 2022-06-24
Filing date: 2023-06-07
Publication date: 2023-12-28

Abstract

Provided are information distribution method and system which are highly convenient for users while realizing authentication with high security. The information distribution method has: a first acquisition step in which personal authentication of a user who boards a vehicle is executed through a mobile terminal (50), and the mobile terminal acquires a user identifier for specifying the user; a second acquisition step in which the mobile terminal is wirelessly connected to a vehicle communication device (10), and the mobile terminal acquires, from the vehicle communication device, a device identifier for specifying the vehicle communication device; a first determination step for determining whether the user identifier is assigned to the device identifier; a third acquisition step in which the mobile terminal acquires, in response to the request from the mobile terminal, an on-vehicle device identifier for specifying on-vehicle electronic devices (34, 36) which control the operation of the vehicle; and a second determination step for determining whether the user identifier is assigned to the on-vehicle device identifier.

Description

FIG. 3 is a configuration diagram showing the main functional parts of a mobile terminal 50 according to an embodiment of the present invention. FIG. 4 is a diagram showing an example of the operation of the information distribution system 1 according to the present invention.

FIG. 5 is a diagram showing another embodiment of the operation of the information distribution system 1 according to the present invention.

[Form for carrying out the invention]

[0009] First, an information distribution system 1 according to an embodiment of the present invention will be described with reference to FIG. FIG. 1 is a diagram for explaining an overview of an information distribution system 1 according to an embodiment of the present invention. Furthermore, Fig. 1 describes the application of the present invention to straddle-type vehicles such as motorcycles and electric bicycles where vehicles are shared with people other than the owner and where group rides are relatively frequently carried out. However, the present invention is not limited to application to straddle-type vehicles.

[ 0 0 1 0 ] As shown in FIG. 1, an information distribution system 1 according to an embodiment of the present invention includes a vehicle communication device 10, in-vehicle electronic devices 34, 36, a mobile terminal 50, Consists of 6 0 servers.

[ 0 0 1 1 ] The vehicle communication device 10 is a communication device (for example, a navigation system) that does not have a communication function using a communication line or the like, and is connected to the mobile terminal 50 through device-to-device communication. Here, inter-device communication refers to communication between devices that mobile terminals generally have, such as USB, BLUETOOTH (registered trademark), and wireless LAN (L〇ca1AreaNetwork). It refers to the function.

[ 0 0 1 2 ] The in-vehicle electronic devices 3 4 and 3 6 are connected to the vehicle communication device 1 〇 and can exchange data with each other. Note that the connection between the in-vehicle electronic devices 34, 36 and the vehicle communication device 10 may be a wired connection using an electronic cable or the like, or a wireless connection such as inter-device communication. Specific examples of in-vehicle electronic devices 3 4 and 3 6 that control vehicle operations include brake control devices that control the vehicle's brakes, drive control devices that control the drive of the vehicle's engine and motor, and This includes a steering control device that controls steering. The mobile terminal 50 is a high-performance mobile phone or the like that performs data communication using a mobile communication network such as a 4G or 5G network or a wireless LAN, and is, for example, a smartphone. This mobile terminal 50 is connected to the Internet via a communication network. Further, the mobile terminal 50 and the server 60 can communicate via a network such as the Internet.

[ 0 0 1 3 ] Next, each device constituting the information distribution system 1 according to the first embodiment of the present invention will be specifically described.

[ 0 0 1 4 ] FIG. 2 is a configuration diagram showing a main part configuration of an information distribution system 1 according to an embodiment of the present invention. FIG. 3 is a diagram showing the main functional parts of the mobile terminal 50.

[ 0 0 1 5 ] As shown in Figure 2, the vehicle communication device 10 includes a control section 12, a communication section 14, a first storage section 16, a second storage section 17, and a LAN. It includes a communication section 18 and a power supply section 19. As described later, the vehicle communication device 10 functions as a communication gateway between the mobile terminal 50 and various in-vehicle electronic devices (ECU, etc.) 34, 36.

[ 0 0 1 6 ] The control unit 12 is configured as a microcomputer consisting of a CPU, ROM, RAM, etc. that are connected to each other via a bus (not shown). The ROM stores various programs executed by the CPU. A first storage section 16 and a second storage section 17 are connected to the control section 12. The first storage unit 16 and the second storage unit 17 are configured with writable memory, and may be configured with rewritable memory such as an EEPROM or a hard disk drive (HDD). The first storage unit 16 stores a device identifier (described later), and the second storage unit 17 stores an in-vehicle device identifier (described later).

[ 0 0 1 7 ] The control unit 1 2 has a main function of calling information from the first storage unit 1 6 and the second storage unit 1 7 .

request (step S2). When a pairing request is made from the mobile terminal 50, the communication unit 14 of the vehicle communication device ! Send to mobile terminal 50 (Step S3, 2nd acquisition step). Note that the transmission and reception of this information for pairing is realized by wireless communication based on Bluetooth (registered trademark).

[ 0 0 2 6 ] Next, the first determination unit 58 of the mobile terminal 50 determines whether or not the device is allocated using the device identifier sent from the vehicle communication device 10 (step S4, the first judgment step). Specifically, the first determination unit 58 compares the device identifier sent from the vehicle communication device 10 with the user identifier stored in the storage unit 56 or downloaded from the server 60. , determine whether a user identifier is assigned to a device identifier. If it determines that the user identifier is assigned to a device identifier (y e s), proceed to the next step. If it is determined that the user identifier is not assigned to a device identifier (n 〇), processing is terminated and subsequent processing is restricted.

[ 0 0 2 7 ] Here, when a user identifier is assigned to a device identifier, it means that the user who should be allowed to access the first vehicle data for one device identifier unique to vehicle communication equipment 1 It means that it is registered as an identifier. This means that for one device identifier unique to the vehicle communication device 10, there may be multiple user identifiers that can access the first vehicle data. In other words, the vehicle owner will be able to assign not only his or her own user identifier to the device identifier, but also the user identifier of the person driving the vehicle, such as the vehicle owner's family or friends. In addition, when registering multiple identifiers, it may be possible to register other user identifiers only by using the user identifier of the vehicle owner.

[ 0 0 2 8 ] When pairing is established in the first determination step, the vehicle communication device 10 receives first vehicle data from the various in-vehicle electronic devices 34 and 36 via the in-vehicle LAN 32. The first vehicle data is data transmitted from various in-vehicle electronic devices 34, 36 to the in-vehicle LAN 32, and may be data with relatively low security. For example, the first vehicle data may be data representing the vehicle speed (detection data of a wheel speed sensor) or data representing the inclination of the vehicle body (detection data of an inertial sensor). As a more specific example, the first vehicle data may be data necessary for displaying fuel efficiency (calculating fuel efficiency) of the vehicle. In this case, the first vehicle data may be data related to mileage (integral value of vehicle speed) or fuel injection amount, although it depends on the fuel efficiency calculation method.

[ 0 0 2 9 ] The communication unit 14 of the vehicle communication device 10 transmits the first vehicle data obtained from various in-vehicle electronic devices 34 and 36 through wireless communication based on Bluetooth (registered trademark). , send to mobile device 50.

[ 0 0 3 0 ] The control unit 52 of the mobile terminal 50 displays the first vehicle data on the display unit 54. The control unit 52 of the mobile terminal 50 may display the first vehicle data as is, or may convert the first vehicle data into other information and display it.

[ 0 0 3 1 ] Next, a procedure for the user to access the second vehicle data will be described. If it is determined in the first determination step that the user identifier is assigned to the device identifier, the user can operate the mobile terminal 50 to request the vehicle communication device 10 to transmit the in-vehicle device identifier. Yes (Step S5). When the mobile terminal 50 makes the request, the communication unit 14 of the vehicle communication device 10 reads the unique vehicle device identifier of the vehicle electronic devices 34, 36 stored in the second storage unit 17 in advance. Send to mobile terminal 50 (step S6, third acquisition step). Alternatively, when the mobile terminal 50 makes the request to the vehicle communication device 10, the vehicle The control unit 12 of the communication device 10 requests the in-vehicle electronic devices 34 and 36 to transmit the in-vehicle device identifier unique to the in-vehicle electronic devices 34 and 36 via the LAN communication unit 18. (Step S 5').

[ 0 0 3 2 ] Next, the second determination unit 59 of the mobile terminal 50 determines whether or not there is an allocation using the in-vehicle device identifier sent from the vehicle communication device 10 (step S7, 2 judgment steps). Specifically, the second determination unit 59 compares the in-vehicle device identifier sent from the vehicle communication device 10 with the user identifier stored in the storage unit 56 or downloaded from the server 6〇. and determine whether the user identifier is assigned to the in-vehicle device identifier. If it is determined that the user identifier is assigned to the in-vehicle device identifier (y e s), it is possible to proceed to the next step. If it is determined that the user identifier is not assigned to the in-vehicle device identifier (no), the process is terminated and access to the second vehicle data is restricted.

[ 0 0 3 3 ] When pairing is established in the second determination step, the control unit 52 of the mobile terminal 50 transmits a second vehicle data read request via wireless communication based on Bluetooth (registered trademark). , to the vehicle communication device 10 (step S8).

[ 0 0 3 4 ] Vehicle communication device 1 〇 executes reading of second vehicle data in response to a request from mobile terminal 5 〇. Specifically, the vehicle communication device 10 requests second vehicle data from the vehicle electronic devices 34, 36 via the vehicle LAN 32 (step S9). Incidentally, the vehicle communication device 10 may transmit the second vehicle data read request from the mobile terminal 50 to the in-vehicle LAN 32 as is. The second vehicle data is data with higher security (confidentiality) than the first vehicle data, and may be, for example, various data representing a failure or abnormal state of the vehicle. The data may be the sensor detection data itself, or may be data generated by the ECU based on sensor information. The in-vehicle electronic devices 34, 36 may read the requested second vehicle data from their own memory and transmit it to the in-vehicle LAN 32. Furthermore, the control unit 12 of the vehicle communication device 10 identifies the request destination in-vehicle electronic device 34, 36 according to the type of the requested second vehicle data, and transmits the request destination in-vehicle electronic device 34, 36. The second vehicle data may be requested from 34 and 36.

[ 0 0 3 5 ] The vehicle communication device 10 receives the second vehicle data transmitted from the in-vehicle electronic devices 34 and 36 via the in-vehicle LAN 32 (Step S 1 ). The second vehicle data is preferably transmitted to the vehicle communication device 10 as individual data with a specified destination.

[ 0 0 3 6 ] Next, the mobile terminal 50 individually reads out the second vehicle data. Specifically, the communication unit 14 of the vehicle communication device 10 transmits the received second vehicle data to the mobile terminal 50 by wireless communication based on Bluetooth (registered trademark) (step S11 ) 〇 The second vehicle data may be time-series data, and in this case, the second vehicle data may be transmitted to the mobile terminal 50 in real time, or at predetermined intervals. May be sent in bulk.

[ 0 0 3 7 ] Next, the control unit 52 of the mobile terminal 50 displays the second vehicle data on the display unit 54. Alternatively, the second vehicle data may be converted into other information and displayed.

[0038] FIG. 5 is a diagram showing another example of the construction method and operation of the information distribution system 1 according to the present invention. Note that the difference from the first embodiment is the process after the first determination step, so the steps after the first determination step will be explained below.

[ 0 0 3 9 ] As shown in Figure 5, the control unit 52 of the mobile terminal 50 is connected to the server 60 via the communication unit 51. access and request a specific application (step S 1 5). The specific application may be an application that operates using the second vehicle data, or may be an application for reading the second vehicle data. Note that the request for a specific application may be automatically executed by the control unit 52 of the mobile terminal 52 upon completion of the first determination step, or may be executed after receiving approval and instructions from the user. May be done. Note that a plurality of specific applications may be provided on the server 60. In this case, the user may operate the mobile terminal 50 to select and request a desired specific application.

[0 0 4 0] The server 60 transmits (downloads) the requested specific application to the mobile terminal 50 (step S16). At the same time as a request for a specific application or a specific application is downloaded and a specific request is made from the specific application, the mobile terminal 50 requests the in-vehicle device identifier from the vehicle communication device 10. (Step S17). When the mobile terminal 50 requests an in-vehicle device identifier, the communication unit 14 of the in-vehicle communication device 10 transmits the in-vehicle electronic devices 34 and 36 specific to the in-vehicle electronic devices 34 and 36 stored in the second storage unit 17. device identifier to the mobile terminal 50 (step S20, third acquisition step). Alternatively, when a request for an in-vehicle device identifier is made from the mobile terminal 50 to the in-vehicle communication device 10, the control unit 12 of the in-vehicle communication device 10 transmits the in-vehicle electronic device via the in-vehicle LAN 32. The on-vehicle electronic device 34, 36 may be requested to have a unique in-vehicle device identifier (step S18).

[ 0 0 4 1 ] Next, the second determination unit 59 of the mobile terminal 50 determines whether or not there is an allocation using the in-vehicle device identifier sent from the vehicle communication device 10 (Step S 2 1 ). 2nd judgment step). Specifically, the second determination unit 59 compares the in-vehicle device identifier sent from the in-vehicle communication device 10 and the user identifier stored in the storage unit 56, and determines whether the user identifier is in-vehicle. Determine whether it is assigned to a device identifier. If it is determined that the user identifier is assigned to the in-vehicle device identifier, it is possible to proceed to the next step. If it is determined that the user identifier is not assigned to the in-vehicle device identifier, the process is terminated and access to the second vehicle data is restricted.

[ 0 0 4 2 ] When pairing is established in the second determination step, a second vehicle data read request is executed by starting a specific application downloaded to the mobile terminal (Step S 2 2 ). Further, the second vehicle data read request may be automatically executed subsequent to downloading a specific application.

[ 0 0 4 3 ] As shown in FIG. 5, the vehicle communication device 10 reads the second vehicle data in response to a request from the mobile terminal 50. Specifically, the vehicle communication device 10 requests second vehicle data from the vehicle electronic devices 34, 36 via the vehicle LAN 32. Note that the vehicle communication device 10 may transmit the second vehicle data read request from the mobile terminal 50 directly to the in-vehicle LAN 32 (step S23). The in-vehicle electronic devices 34, 36 may read the requested second vehicle data from their own memory and transmit it to the in-vehicle LAN 32. Furthermore, the control unit 12 of the vehicle communication device 10 identifies the request destination in-vehicle electronic device 34, 36 according to the type of requested second vehicle data, and transmits the request destination in-vehicle electronic device 34, 36. Second vehicle data may be requested from devices 34 and 36.

[ 0 0 4 4 ] Next, as shown in Figure 5, the vehicle communication device 1 〇 receives the second vehicle data transmitted from the in-vehicle electronic devices 34 and 36 via the in-vehicle LAN 32. (Step S 2 4). The second vehicle data is preferably transmitted to the vehicle communication device 10 as individual data with a specified destination.

[ 0 0 4 5 ]

Claims

[Document name] Scope of claims

[Claim 1] A first acquisition step of authenticating the identity of a user boarding a vehicle through a mobile terminal (50), and wherein the mobile terminal acquires a user identifier for identifying the user; and the mobile terminal is a vehicle communication device. a second acquisition step in which the mobile terminal is wirelessly connected to the vehicle communication device and acquires a device identifier for identifying the vehicle communication device from the vehicle communication device; and a second acquisition step of determining whether the user identifier is assigned to the device identifier. a first determination step of determining an in-vehicle electronic device (34, 36) that the mobile terminal controls the operation of the vehicle in response to a request from the mobile terminal; 3 obtaining step; and a second determining step of determining whether the user identifier is assigned to the in-vehicle device identifier.

[Claim 2] The information distribution method according to claim 1, wherein when it is determined in the first determination step that the user identifier is assigned to the device identifier, a transition to the second acquisition step is permitted. .

[Claim 3] Claim 1, wherein in the first determination step, if it is determined that the user identifier is assigned to the device identifier, access to the first vehicle data is permitted through the mobile terminal. Information delivery method described.

[Claim 4] In the second determination step, when it is determined that the user identifier is assigned to the in-vehicle device identifier, second vehicle data having higher security than the first vehicle data is transmitted through the mobile terminal. 4. The information distribution method according to claim 3, which allows access to vehicle data.

[Claim 5] In the second determination step, if it is determined that the user identifier is assigned to the in-vehicle device identifier, the second vehicle data is transferred to the mobile device in response to a request from the mobile terminal. The information distribution method according to claim 4, wherein the information distribution method is transmitted to a terminal.

[Claim 6] The information distribution method according to claim 1, wherein the in-vehicle device identifier is acquired via the vehicle communication device.

[Claim?] The mobile terminal according to claim 1, wherein, in the first determination step, when it is determined that the user identifier is assigned to the device identifier, the mobile terminal requests a server to transmit a specific application. Information delivery method.

[Claim 8] A user identifier that can be accessed after authenticating the identity of a user boarding a vehicle is acquired from the vehicle communication device by wirelessly connecting the user's mobile terminal to the vehicle communication device. a first determination unit that determines whether the user identifier is assigned to a device identifier that identifies the vehicle communication device; and an in-vehicle electronic device that controls the operation of the vehicle, the user identifier being acquired in response to a request from the mobile terminal. An information distribution system, comprising: a second determination unit that determines whether or not an in-vehicle device identifier is assigned to an in-vehicle device identifier that specifies an information distribution system.

9. The information distribution system according to claim 8, wherein the vehicle is a straddle type vehicle.

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