WO2011070629A1 - Appareil d'informations embarqué dans un véhicule, dispositif de mémorisation et système pour un dispositif d'informations embarqué dans un véhicule - Google Patents

Appareil d'informations embarqué dans un véhicule, dispositif de mémorisation et système pour un dispositif d'informations embarqué dans un véhicule Download PDF

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Publication number
WO2011070629A1
WO2011070629A1 PCT/JP2009/006805 JP2009006805W WO2011070629A1 WO 2011070629 A1 WO2011070629 A1 WO 2011070629A1 JP 2009006805 W JP2009006805 W JP 2009006805W WO 2011070629 A1 WO2011070629 A1 WO 2011070629A1
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WIPO (PCT)
Prior art keywords
vehicle
identification information
information
storage unit
unit
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PCT/JP2009/006805
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English (en)
Japanese (ja)
Inventor
井崎公彦
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三菱電機株式会社
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Priority to PCT/JP2009/006805 priority Critical patent/WO2011070629A1/fr
Publication of WO2011070629A1 publication Critical patent/WO2011070629A1/fr

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G06F21/101—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM] by binding digital rights to specific entities
    • G06F21/1011—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM] by binding digital rights to specific entities to devices

Definitions

  • the present invention relates to an in-vehicle information apparatus that can prevent unauthorized use of contents and devices, a storage device, and a system for in-vehicle information apparatus that performs content rewriting processing of the storage device.
  • the content data is obtained from a device identifier of the in-vehicle information device (for example, a navigation device) and an authentication key assigned to the content data itself. Whether or not copying to a predetermined storage medium is permitted.
  • a device identifier of the in-vehicle information device for example, a navigation device
  • an authentication key assigned to the content data itself Whether or not copying to a predetermined storage medium is permitted.
  • the present invention has been made in order to solve the above-described problems.
  • An in-vehicle information apparatus capable of preventing unauthorized use of contents and devices with a simple configuration, a storage device used therefor, and the storage device
  • An object of the present invention is to obtain an in-vehicle information system for rewriting content.
  • An in-vehicle information device includes a content storage unit that stores content data, device identification information that identifies an in-vehicle information device that is permitted to use the content data, and a vehicle that identifies a vehicle on which the in-vehicle information device is mounted.
  • a storage device having a device-side identification information storage unit for storing identification information, a function execution unit for executing information processing using content data read from the content storage unit, and an apparatus for identifying its own in-vehicle information device
  • a device-side identification information storage unit that stores identification information and vehicle identification information that identifies a vehicle on which the in-vehicle information device is mounted, and device identification information and a vehicle that are stored in the device-side identification information storage unit and the device-side identification information storage unit, respectively.
  • the content data is stored, and the device identification information for identifying the in-vehicle information device permitted to use the content data and the vehicle identification information for identifying the vehicle on which the in-vehicle information device is mounted are stored.
  • the device whether or not the content data can be used by the in-vehicle information device is determined according to the comparison result of the device identification information and the vehicle identification information stored in the in-vehicle information device and the storage device, respectively.
  • FIG. 4 is a flowchart showing a flow of operations performed by the in-vehicle information device according to the first embodiment. It is a figure which shows the structure of the system for vehicle-mounted information apparatuses by Embodiment 2 of this invention.
  • FIG. 1 is a block diagram showing a configuration of an in-vehicle information device according to Embodiment 1 of the present invention, and shows a navigation system to which the in-vehicle information device of Embodiment 1 is applied.
  • a navigation system 101 includes a CPU 102, a vehicle speed sensor 103, a direction sensor 104, a GPS (Global Positioning System) receiver 105, a storage unit (device-side identification information storage unit) 106, an operation unit 107, a monitor 108, and a communication unit. 109 and a map storage device (storage device) 110.
  • the vehicle speed sensor 103 is a sensor that detects the vehicle speed of a vehicle (hereinafter referred to as the host vehicle) on which the navigation system 101 is mounted, and the direction sensor 104 is a sensor that detects the traveling direction of the host vehicle.
  • the GPS receiver 105 is a component that receives positioning information from a GPS satellite by the GPS antenna 105a.
  • the storage unit 106 is a memory in which a processing program executed by the CPU 102, a setting value necessary for navigation processing, a device identification code for identifying the navigation system 101, and a vehicle identification ID for identifying the host vehicle are stored. Examples of the vehicle identification ID include a VIN (Vehicle Identification Number) code.
  • the operation unit 107 is a component that performs operation input from outside the system, and is realized by a keyboard, an operation input device, or the like. Further, a touch panel combined with the monitor 108 may be used.
  • the monitor 108 is a display device that displays navigation processing results and other setting information.
  • the communication unit 109 is a component that performs communication connection with the vehicle control component 113 via the in-vehicle communication network 109a for the vehicle. Examples of the in-vehicle communication network 109a include CAN (Controller Area Network) and MOST (Media Oriented Systems Transport).
  • the automobile control component 113 includes an electronic control unit (ECU) such as an engine control component, a meter, and an air conditioner.
  • the vehicle identification ID (for example, VIN code) of the own vehicle is set in the automobile control component 113.
  • the CPU 102 is a component that executes various arithmetic processes in the navigation system 101, and includes an information acquisition unit 114, a function execution unit 115, a determination unit 116, a comparison unit 117, and a communication control unit 118.
  • the information acquisition unit 114 is a configuration unit that acquires information input using the operation unit 107 and stores the information in the storage unit 106. For example, the information acquisition unit 114 displays a setting input screen on the monitor 108 to inquire the user about setting input, and uses the operation unit 107 to input information interactively by the user using the operation unit 107 (Graphical User Interface). )I will provide a.
  • the function execution unit 115 is a component that executes navigation processing such as route search and guidance.
  • the function execution unit 115 refers to the map database (map DB) 111 stored in the map storage device 110 on the basis of information from the vehicle speed sensor 103, the direction sensor 104, and the GPS receiver 105, and monitors the monitor 108.
  • the current position of the vehicle is reflected on the map displayed in.
  • the determination unit 116 is a configuration unit that determines whether or not the content execution unit 115 can use the content data according to the comparison result of the comparison unit 117.
  • the comparison unit 117 includes a vehicle identification ID and device identification code stored in the use permission identification code storage unit 112 of the map storage device 110, a vehicle identification ID of the host vehicle stored in the storage unit 106, and the navigation system 101. It is a structural part which compares with the code
  • the communication control unit 118 is a component that controls communication by the communication unit 109.
  • the determination unit 116 determines that the content data of the map storage device 110 is unusable, the determination unit 116 sets an operation prohibition mode in the function execution unit 115.
  • the operation prohibition mode A an operation prohibition mode is provided in which the use of the content data can be canceled by a special operation using the operation unit 107.
  • the operation prohibition mode B an operation prohibition mode is provided in which no cancellation of the use of the content data is not accepted until collation based on the vehicle identification ID and the device identification code is correctly performed.
  • the information acquisition unit 114, the function execution unit 115, the determination unit 116, the comparison unit 117, and the communication control unit 118 are computers that constitute the navigation system 101 when the CPU 102 executes a processing program according to the gist of the present invention. It can be realized as a specific means in which software and hardware cooperate in the above.
  • the map storage device 110 is a storage device for storing content such as map data, and is realized by, for example, a removable hard disk drive (HDD) device, an SD memory card, a USB (Universal Serial Bus) memory, or the like.
  • the map storage device 110 includes a map DB (content storage unit) 111 and a use permission identification code storage unit (device-side identification information storage unit) 112.
  • the map DB 111 is a database in which map data used for navigation processing is registered. Since the map DB 111 is normally a file on a file system, the map DB 111 includes a configuration unit that manages map data files as described later with reference to FIG.
  • the use permission identification code storage unit 112 is a storage unit that stores a vehicle identification ID and a device identification code used for collation determination by the determination unit 116.
  • FIG. 2 is a block diagram showing the configuration of the storage device according to the first embodiment. Since this storage device has a configuration corresponding to the map storage device shown in FIG. 1, the same reference numerals are given. 2, the storage device 110 includes a file system management unit 111a, a content storage unit (content storage unit) 111b, and a use permission identification code storage unit 112.
  • the file system management unit 111a is a configuration unit that manages content files stored in the content storage unit 111b. For example, identification information of individual content files and storage locations of content files are managed.
  • the content storage unit 111b is a storage unit that stores files including content such as map data, and reading and writing of content files are managed by the file system management unit 111a.
  • the device identification code of the in-vehicle information device permitted to use the storage device and the vehicle identification of the vehicle permitted to use the in-vehicle information device. ID (VIN code) is stored.
  • ID VIN code
  • the device identification code of the on-vehicle information device (navigation system 101) permitted to be used and the vehicle identification ID of the host vehicle are assigned to the storage device, it is necessary to embed a recognition key in the data itself. Therefore, unauthorized use of contents and devices can be prevented with a simple system configuration.
  • FIG. 3 is a flowchart showing a flow of operations performed by the in-vehicle information device according to the first embodiment, and shows an operation availability determination process executed when the navigation system 101 shown in FIG. 1 is activated.
  • the vehicle identification ID will be described using a VIN code as an example.
  • the information acquisition unit 114 reads from the use permission identification code storage unit 112 of the map storage device 110.
  • a device identification code for identifying the navigation system 101 is acquired and stored in the storage unit 106.
  • the startup after the first time will be described.
  • the comparison unit 117 confirms whether or not the VIN code of the host vehicle is acquired from the vehicle control component 113 by the communication unit 109 and stored in the storage unit 106 (step ST1).
  • the communication unit 109 acquires the VIN code from the automobile control component 113 via the in-vehicle communication network 109a when the navigation system 101 that is the own system is mounted on the own vehicle.
  • the comparison unit 117 determines whether or not the VIN code is recorded in the use permission identification code storage unit 112 of the map storage device 110 (step ST2). ).
  • step ST3 When the VIN code is recorded in the use permission identification code storage unit 112 (step ST2; recorded), in the comparison unit 117, the VIN code in the use permission identification code storage unit 112 is equal to the VIN code in the storage unit 106. Are compared (step ST3).
  • the determination unit 116 sets a normal operation mode for the function execution unit 115 (step ST4). As a result, the start-up determination is completed, and the function execution unit 115 executes normal navigation processing using the map data in the map DB 111 of the map storage device 110.
  • step ST2 when the VIN code is not recorded in the use permission identification code storage unit 112 (step ST2; no recording), the information acquisition unit 114 reads the VIN code of the host vehicle from the storage unit 106 and stores the use permission identification code. The data is recorded in the unit 112 (step ST5). As a result, the map storage device 110 is treated as a device permitted to be used in the host vehicle, and the process proceeds to step ST4.
  • step ST6 When it is determined in step ST3 that the VIN code in the use permission identification code storage unit 112 is not equal to the VIN code in the storage unit 106, the comparison unit 117 stores the device identification code in the use permission identification code storage unit 112. It is confirmed whether or not a code is recorded (step ST6).
  • step ST6 when a device identification code is recorded in the use permission identification code storage unit 112 (step ST6; recorded), the comparison unit 117 reads the own system (navigation system 101) read from the storage unit 106. It is compared whether or not the device identification code matches the device identification code in the use permission identification code storage unit 112 (step ST7).
  • the determination unit 116 When the determination unit 116 receives the comparison result (step ST7; matching) indicating that both codes match from the comparison unit 117, the determination unit 116 sets the operation prohibiting mode A to the function execution unit 115 (step ST8). Also, upon receiving a comparison result indicating that the two codes do not match (step ST7; do not match) from the comparison unit 117, the determination unit 116 sets the operation inhibition mode B for the function execution unit 115 (step ST9).
  • the VIN codes do not match, but the device identification codes match, and together with the navigation system 101 (in-vehicle information device), the map storage device 110 (storage device) Corresponds to the case where the vehicle is replaced with another vehicle. This is because the dealer may replace the system with another vehicle.
  • a special operation using the operation unit 107 for example, an operation that only the dealer can know
  • the unusable map data (content data) of the device 110 can be canceled.
  • both the VIN code and the device identification code do not match, and only the map storage device 110 (storage device) is not permitted to use other vehicles. It corresponds to the case where it is going to be used by replacing the navigation system. Since this is highly likely to be an unauthorized use of the storage device and the content stored therein, the map data in the map storage device 110 is unusable until the collation based on the VIN code and the device identification code is correctly performed. Is not accepted at all.
  • step ST1 A temporary operation permission mode for permitting the operation using the map data until the predetermined time elapses (step ST10).
  • This process is intended to permit the operation of the navigation system 101 for a predetermined time when the user wants to check the operation after removing the navigation system 101 from the host vehicle. Therefore, when the predetermined time has elapsed (step ST10; elapses), the process proceeds to step ST8, and the determination unit 116 sets the operation inhibition mode A in the function execution unit 115.
  • the comparison unit 117 checks whether or not the device identification code is recorded in the use permission identification code storage unit 112 (Ste ST11).
  • the comparison unit 117 reads the own system (navigation system 101) read from the storage unit 106. It is compared whether or not the device identification code matches the device identification code stored in the use permission identification code storage unit 112 (step ST12).
  • step ST9 When the determination unit 116 receives the comparison result (step ST12; mismatch) indicating that the two codes do not match from the comparison unit 117, the determination unit 116 proceeds to the process of step ST9 and sets the operation prohibit mode B to the function execution unit 115. (Step ST9). This is very likely to be unauthorized use corresponding to the case where the navigation system 101 is removed from the host vehicle and the map storage device 110 that is not permitted to be used in the host system is inserted. For this reason, the operation inhibition mode B is set.
  • the determination unit 116 sets a temporary operation permission mode for the function execution unit 115 (step ST13). . If the provisional operation permission mode has already been set, the operation mode is continued. In this temporary operation permission mode, the operation prohibit mode A is set when a predetermined time elapses in step ST10.
  • step ST11 When the device identification code is not recorded in the use permission identification code storage unit 112 (step ST11; not recorded), the information acquisition unit 114 reads the device identification code of its own system from the storage unit 106. And recorded in the use permission identification code storage unit 112 (step ST14). As a result, the map storage device 110 is treated as a device permitted to be used in the own system, and the process proceeds to step ST13.
  • the map data is stored, the device identification code for identifying the navigation system 101 permitted to use the map data, and the vehicle on which the navigation system 101 is mounted.
  • the map storage device 110 that stores the VIN code for identifying the navigation system 101 is used, and the navigation system 101 and the map storage device 110 store the navigation unit 101 and the map storage device 110 store the device identification code and the VIN code, respectively.
  • the function execution unit 115 of 101 determines whether the map data can be used. In this way, the device identification code of the navigation system 101 that is permitted to be used and the vehicle identification ID that identifies the host vehicle on which the navigation system 101 is mounted are assigned to the map storage device 110, and the recognition key is assigned to the map data itself.
  • the determination unit 116 obtains a comparison result in which the VIN codes stored in the use permission identification code storage unit 112 and the storage unit 106 do not match and the device identification code matches.
  • the map storage device 110 disables the use of map data, but sets the operation prohibition mode A in the function execution unit 115 in which the disablement is canceled by a predetermined special operation, and the use permission identification code storage unit If a comparison result in which both the VIN code and the device identification code stored in 112 and the storage unit 106 do not match is obtained, the map data cannot be used until the verification of the VIN code and the device identification code is performed normally.
  • the operation prohibit mode B to be set is set in the function execution unit 115.
  • the convenience of the apparatus can be improved.
  • the determination unit 116 determines whether the use permission identification code storage unit 112 and the storage unit 106 If the device identification codes match, the function execution unit 115 is allowed to use the map data until a predetermined time elapses. If the device identification codes do not match, the function execution unit 115 is set to the operation inhibition mode B. When a predetermined time elapses, the operation prohibiting mode A is set in the function execution unit 115. In this way, even when the navigation system 101 is removed from the vehicle and the VIN code cannot be acquired from the vehicle, unauthorized use of the map data and the map storage device 110 can be prevented.
  • the storage device 110 may store codes corresponding to individual users.
  • the case where the content of the map storage device 110 is permitted to be used for one vehicle equipped with the navigation system 101 has been described.
  • a plurality of vehicle identification IDs are registered in the map storage device 110.
  • the content data of the map storage device 110 can be used in a plurality of vehicles specified by these vehicle identification IDs.
  • the case where the content use of the map storage device 110 is permitted for one navigation system 101 is shown, but by registering a plurality of device identification codes in the map storage device 110, In a plurality of navigation systems specified by these device identification codes, the content data of the map storage device 110 can be used.
  • FIG. FIG. 4 is a diagram showing the configuration of the in-vehicle information device system according to Embodiment 2 of the present invention, and shows a system for rewriting map data (content data) stored in the map storage device 110 (storage device). Show.
  • the in-vehicle information device system according to the second embodiment includes an authentication device 119, a content rewriting device 120, and an information input device 121.
  • the authentication device 119 is associated with user ID information for identifying a user, and the vehicle identification ID (hereinafter referred to as the VIN code) of the vehicle and the vehicle information device (navigation system 101) registered by the user.
  • VIN code vehicle identification ID
  • the content rewriting device 120 generates key information for content rewriting using the version information of the map data acquired from the map storage device 110 to be rewritten, the VIN code, and the device identification code, and also uses the authentication device 119.
  • the map data rewriting process of the map storage device 110 is executed according to the comparison result with the key information generated in step (b).
  • the information input device 121 is a device for inputting at least one of the map data version information, the VIN code, and the device identification code to the content rewriting device 120 as authentication information.
  • the information input device 121 displays an authentication information input screen on the monitor, asks the user for input, and uses the operation unit such as a keyboard to interactively input information by the user. Provides a GUI for input.
  • the map storage device 110 to be rewritten is attached to the content rewriting device 120, authentication information is input using the information input device 121, and the rewriting program of the content rewriting device 120 is activated.
  • the content rewriting device 120 establishes communication with the authentication device 120 connected via a communication network such as the Internet, and the version information of the map data and the VIN code input as the authentication information by the information input device 121 And at least one of the device identification codes is transmitted to the authentication device 119.
  • the authentication device 119 includes the map data version information, the VIN code or the device identification code received from the content rewriting device 120, and the user authentication information managed by itself (the map data version information, the VIN code and the device). Compared with the identification code). At this time, if the two do not match, the authentication device 119 replies to the content rewriting device 120 that the corresponding user does not exist and cannot be authenticated. When the authentication is not successful, the content rewriting device 120 does not execute the map rewriting of the map storage device 110.
  • the authentication device 119 uses at least one of the version information of the map data, the VIN code, and the device identification code received from the content rewriting device 120. Then, key information for content rewriting is generated. When the authentication device 119 generates key information for content rewriting, the authentication device 119 sends a reply to the content rewriting device 120 together with notification of permission for rewriting.
  • the content rewriting device 120 reads at least one of the VIN code and the device identification code corresponding to the version information of the map data to be rewritten from the use permission identification code storage unit 112 of the map storage device 110, and Generate key information for content rewriting. Thereafter, when the content rewriting device 120 receives the content rewriting key information from the authentication device 119, the content rewriting device 120 compares and collates the received content rewriting key information with the key information generated by itself.
  • the content rewriting device 120 determines that the content rewriting is illegal and does not execute map rewriting.
  • the content rewriting device 120 expands the contents of the map DB 111 of the map storage device 110 to its storage unit, executes the map data rewriting, and stores the rewritten map data in the map DB 111. To do.
  • the content rewriting device 120 writes information that is not stored in the map storage device 110 among the VIN code and the device identification code used to generate the key information to the use permission identification code storage unit 112. .
  • the information input device 121 for inputting the device identification code for identifying the navigation system 101 and the VIN code for identifying the vehicle on which the navigation system 101 is mounted,
  • the device identification code of the navigation system 101 permitted to use the registered map data, the VIN code of the vehicle on which the navigation system 101 is mounted, and the device identification code and VIN code input via the information input device 121 If they do not match, authentication is impossible. If they match, the device identification code and the VIN code input via the information input device 121 are used to obtain key information for content rewriting.
  • the use permission identification of the authentication device 119 to be generated and the map storage device 110 Using the device identification code and the VIN code stored in the code storage unit 112, key information for content rewriting is generated, and the key information is compared with the key information input from the authentication device 119. If they do not match, the map data rewriting process is disabled, and if they match, the content rewriting device 120 is provided for executing the map data rewriting process stored in the map storage device 110.
  • the authentication information stored in the map storage device 110 storage device
  • unauthorized rewriting can be prevented.
  • the in-vehicle information apparatus system that rewrites the map data of the map storage device 110 has been described.
  • the in-vehicle information apparatus may have a content rewriting function in the in-vehicle information apparatus system.
  • the function of the information input device 121 shown in FIG. 4 is provided to the operation unit 107, the monitor 108, and the information acquisition unit 114 in FIG. 1, and the function of the content rewriting device 120 shown in FIG. 115, the determination unit 116, and the comparison unit 117, and the communication unit 109 in FIG. 1 is configured to be connected to the authentication apparatus 119 shown in FIG.
  • the comparison unit 117 generates key information for content rewriting using the device identification code and the VIN code stored in the use permission identification code storage unit 112 of the map storage device 110,
  • the key information and the key information input from the authentication device 119 are compared, and if the determination unit 116 does not match, the determination unit 116 determines that the rewrite processing of the map data is impossible.
  • 115 is controlled to execute rewriting processing of map data stored in the map storage device 110.
  • the in-vehicle information device does not need to embed a recognition key in the data itself, and can prevent unauthorized use of the content and device with a simple configuration. It is suitable for a portable navigation device that can be used and removed from the vehicle.

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Abstract

Selon l'invention, à l'aide d'un dispositif de mémorisation de carte (110) qui mémorise des données de carte et mémorise un code d'identification d'appareil permettant d'identifier un système de navigation (101) autorisé à utiliser les données de carte et un code VIN permettant d'identifier un véhicule équipé du système de navigation (101), on détermine, d'après le résultat d'une comparaison entre le code d'identification d'appareil et le code VIN respectivement mémorisés dans une unité de mémorisation (106) du système de navigation (101) et une unité de mémorisation de code d'identification de permission d'utilisation (112) de son dispositif de mémorisation de carte (110), si l'utilisation des données de carte par le système de navigation (101) est autorisée ou non.
PCT/JP2009/006805 2009-12-11 2009-12-11 Appareil d'informations embarqué dans un véhicule, dispositif de mémorisation et système pour un dispositif d'informations embarqué dans un véhicule WO2011070629A1 (fr)

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PCT/JP2009/006805 WO2011070629A1 (fr) 2009-12-11 2009-12-11 Appareil d'informations embarqué dans un véhicule, dispositif de mémorisation et système pour un dispositif d'informations embarqué dans un véhicule

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Cited By (2)

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WO2017002611A1 (fr) * 2015-06-30 2017-01-05 日立オートモティブシステムズ株式会社 Dispositif de commande de réécriture de données de véhicule et système d'authentification de réécriture de données de véhicule
JP2021177226A (ja) * 2020-05-09 2021-11-11 株式会社 ミックウェア 地図出力装置、地図出力システム及びプログラム

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JPWO2017002611A1 (ja) * 2015-06-30 2018-03-15 日立オートモティブシステムズ株式会社 車両データ書換制御装置および車両データ書換認証システム
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JP2021177226A (ja) * 2020-05-09 2021-11-11 株式会社 ミックウェア 地図出力装置、地図出力システム及びプログラム
JP7232793B2 (ja) 2020-05-09 2023-03-03 株式会社 ミックウェア 地図出力装置、地図出力システム及びプログラム

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