WO2017199525A1 - 車両用通信システム及び車載機 - Google Patents

車両用通信システム及び車載機 Download PDF

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Publication number
WO2017199525A1
WO2017199525A1 PCT/JP2017/007427 JP2017007427W WO2017199525A1 WO 2017199525 A1 WO2017199525 A1 WO 2017199525A1 JP 2017007427 W JP2017007427 W JP 2017007427W WO 2017199525 A1 WO2017199525 A1 WO 2017199525A1
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WO
WIPO (PCT)
Prior art keywords
vehicle
information
vehicle information
terminal
function
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Application number
PCT/JP2017/007427
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English (en)
French (fr)
Japanese (ja)
Inventor
岡本　圭司
Original Assignee
株式会社デンソー
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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Publication of WO2017199525A1 publication Critical patent/WO2017199525A1/ja

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems

Definitions

  • the present disclosure relates to a vehicle communication system and an in-vehicle device that can acquire and display vehicle information with a portable information terminal.
  • a system in which a mobile information terminal is connected to an in-vehicle device by a wired or wireless connection, and vehicle information is transmitted from the in-vehicle device to the mobile information terminal, whereby the mobile information terminal acquires the vehicle information.
  • vehicle information can be acquired when the portable information terminal and the vehicle-mounted device are connected, but when the two are not connected, for example, the user gets out of the car with the portable information terminal and enters the house When there is such a problem, there was a problem that vehicle information could not be acquired.
  • the vehicle information can be connected to a wireless communication network such as a mobile phone network in the in-vehicle device, and the vehicle information can be transmitted from the in-vehicle device to the mobile information terminal via the mobile phone network.
  • a system is provided that is configured to obtain According to this configuration, even when the user gets out of the car with the portable information terminal and is in the house, the portable information terminal can be connected to the in-vehicle device via the portable telephone network. Vehicle information can be acquired at.
  • the vehicle-mounted device has a communication function that can be connected to the mobile phone network, there are problems that the manufacturing cost increases and a connection fee is required when connecting to the mobile phone network.
  • An object of the present disclosure is to provide a vehicle communication system and a vehicle communication system capable of obtaining an in-vehicle device or the like at low cost, and acquiring vehicle information even when the user gets out of the vehicle and is in the house. It is to provide an in-vehicle device.
  • a first aspect of the present disclosure includes an in-vehicle device that is mounted on a vehicle and acquires vehicle information, a portable information terminal that is connected to the in-vehicle device wirelessly or by wire, and information that is wirelessly connected to the portable information terminal.
  • a portable information terminal that receives the vehicle information from the in-vehicle device, a function that displays the received vehicle information on a display unit, and the received vehicle information.
  • To the center-side information processing device and the center-side information processing device stores the vehicle information received from the portable information terminal and the received vehicle information in the server-side storage unit.
  • the mobile information terminal has a function of receiving the vehicle information from the center side information processing apparatus when the mobile information terminal is not connected to the in-vehicle device, and the received vehicle information is displayed on the display unit. It is one that is configured to have a function and to.
  • a vehicle-side information processing device that acquires vehicle information
  • a portable information terminal that is connected to the vehicle-side information processing device wirelessly or by wire, and a wireless connection to the portable information terminal.
  • An information management center, and the portable information terminal has a function of receiving the vehicle information from the vehicle-side information processing apparatus and a function of transmitting the received vehicle information to the server.
  • the center-side information processing apparatus has a function of receiving the vehicle information from the portable information terminal, and a function of storing the received vehicle information in a server-side storage unit.
  • FIG. 1 is a block diagram of a vehicle communication system showing the first embodiment.
  • FIG. 2 is a block diagram of the in-vehicle device.
  • FIG. 3 is a block diagram of a portable information terminal
  • FIG. 4 is a flowchart of vehicle information transmission control of the in-vehicle device.
  • FIG. 5 is a flowchart of vehicle information display control of the portable information terminal.
  • FIG. 6 is a diagram (part 1) illustrating a screen of the portable information terminal
  • FIG. 7 is a diagram (part 2) illustrating a screen of the portable information terminal.
  • FIG. 8 is a diagram (part 3) illustrating a screen of the portable information terminal
  • FIG. 9 is a flowchart of vehicle information display control of the portable information terminal according to the second embodiment.
  • the vehicle communication system 1 includes, for example, an in-vehicle device 3 that is a vehicle-side information processing device mounted on a vehicle 2, and a user-owned smartphone, tablet, mobile phone,
  • the portable information terminal 4 and a server 5 that is a center side information processing apparatus of the information management center are configured.
  • the in-vehicle device 3 and the portable information terminal 4 are communicably connected via a short-range wireless communication method 6 by wireless, for example, Bluetooth (registered trademark) (hereinafter referred to as BT).
  • the portable information terminal 4 and the server 5 are communicably connected to each other via a wireless communication network such as a public line network such as a cellular phone network 7.
  • the in-vehicle device 3 includes a vehicle side control unit 8, a vehicle information acquisition unit 9, a vehicle side storage unit 10, and a vehicle side connection unit 11.
  • the vehicle-side control unit 8 is configured by a microcomputer having a CPU, a ROM, a RAM, and the like (not shown), and controls the entire in-vehicle device 3 according to a program stored in the ROM.
  • the vehicle information acquisition unit 9 is connected to various ECUs and various sensors mounted on the vehicle 2 via an in-vehicle LAN (for example, CAN), and acquires various information related to the vehicle, that is, vehicle information, from these ECUs and sensors. To do.
  • the vehicle information acquisition unit 9 stores the acquired vehicle information in the vehicle side storage unit 10 via the vehicle side control unit 8.
  • vehicle information useful for the user and vehicle information useful for the vehicle manufacturer are acquired as the vehicle information.
  • Vehicle information useful to the user includes, for example, odometer (ie, accumulated distance) information, gasoline remaining amount information, cruising range information, fuel consumption information, and the number of driving times (eg, from turning on the engine to turning it off). 1) information, information on the number of braking times (eg, from starting to stop), information on the number of sudden brakings, information on the current position of the vehicle, display information on warning lights, vehicle doors Lock state information, whether the vehicle window is open, headlight lighting status information, room lamp lighting status information, acceleration information, speed per unit time, safe driving degree (i.e. , Information on the number of times of sudden braking / number of brakings) is acquired.
  • vehicle information useful for vehicle manufacturers for example, various types of diagnostic information, information on the period of use of various parts, and the like are acquired.
  • the vehicle information useful for the user includes information useful for the vehicle manufacturer, and such information can be used by the vehicle manufacturer.
  • the vehicle-side storage unit 10 includes, for example, a semiconductor memory, a hard disk, a DVD, and the like, and stores map data used for the navigation function, various applications executed by the in-vehicle device 3, control programs, and the like. Further, the vehicle-side storage unit 10 is configured to store the vehicle information acquired by the vehicle information acquisition unit 9. In this case, the vehicle information acquired by the vehicle information acquisition unit 9 is configured such that the latest information is sequentially stored (for example, every set time) and accumulated in the vehicle-side storage unit 10. In the vehicle-side storage unit 10, the vehicle information is aggregated, for example, in units of one operation of the vehicle (for example, a period from when the engine is turned on to when it is turned off), one day unit, one month unit, or one year unit. It is managed.
  • the vehicle side connection unit 11 has a function of communicating with the portable information terminal 4 by a short-range wireless communication method using BT.
  • the vehicle side connection part 11 has a profile for data communication (for example, in the case of BT, SPP, DUN, etc. correspond), and connects to the portable information terminal 4 using those profiles.
  • the vehicle side connection part 11 has a function as a transmission part.
  • the in-vehicle device 3 is provided with a display unit made up of an LCD or the like, an operation input unit made up of a touch panel, an audio input / output unit, or the like.
  • the portable information terminal 4 includes a terminal-side control unit 12, a display unit 13, an operation input unit 14, a voice input / output unit 15, a terminal-side communication unit 16, and a terminal-side storage. Part 17 and terminal-side connection part 18.
  • a so-called smartphone is assumed as the portable information terminal 4.
  • the portable information terminal 4 has a function of receiving vehicle information from the in-vehicle device 3, a function of displaying the received vehicle information on the display unit 13, and a function of transmitting the received vehicle information to the server 5. Furthermore, the portable information terminal 4 has a function of receiving vehicle information from the server 5 and a function of displaying the received vehicle information on the display unit 13 when not connected to the in-vehicle device 3.
  • the terminal-side control unit 12 is configured by a microcomputer having a CPU, ROM, RAM, and the like (not shown), and controls the entire portable information terminal 4 according to a program stored in the ROM. Moreover, the terminal side control part 12 performs the application which can operate
  • the display unit 13 includes, for example, a liquid crystal display capable of color display, an organic EL display, and the like.
  • the operation input unit 14 includes a touch panel provided corresponding to the display unit 13, a contact-type switch disposed around the display unit 13, and the like. An operation for the portable information terminal 4 is input to the portable information terminal 4 from the operation input unit 14.
  • the voice input / output unit 15 has a microphone and a speaker (not shown), and performs input of uttered voice during a call and output of received voice.
  • the audio input / output unit 15 also outputs, for example, music or video audio stored in the terminal-side storage unit 17.
  • the terminal-side communication unit 16 has a function of performing wide-area communication connected to a public line network, for example, the mobile phone network 7, and communicates with other information terminals via the mobile phone network 7 to transmit and receive calls and data. .
  • the terminal-side communication unit 16 transmits the vehicle information data received from the in-vehicle device 3 to the server 5 by communicating with the server 5 via the mobile phone network 7.
  • terminal-side storage unit 17 data such as phone book data, music, various applications executed on the portable information terminal 4, vehicle information data received from the in-vehicle device 3, and other various data Etc. are stored.
  • the terminal side connection unit 18 has a function of performing communication with the in-vehicle device 3.
  • the short-range wireless communication method 6 using BT is adopted, and the portable information terminal 4 is BT-connected to the in-vehicle device 3.
  • the terminal side connection unit 18 has a profile for data communication (for example, SPP, DUN, etc.) similarly to the in-vehicle device 3, and connects to the in-vehicle device 3 using these profiles.
  • the terminal side connection unit 18 receives the vehicle information data transmitted from the in-vehicle device 3.
  • the server 5 is comprised by what is called a data management server, and has the server side control part 19, the server side communication part 20, and the server side memory
  • the server 5 has a function of receiving vehicle information from the portable information terminal 4 and a function of storing the received vehicle information in the server-side storage unit 21.
  • the server-side control unit 19 is configured by a microcomputer having a CPU, a ROM, a RAM, and the like (not shown), and controls the entire server 5 according to a program stored in the ROM.
  • the server-side communication unit 20 has a function of performing wide-area communication connected to a public line network such as a cellular phone network 7 or a network, and communicates with other information terminals via the cellular phone network 7 or the network to transmit data. Send and receive.
  • the server-side communication unit 20 receives vehicle information data from the portable information terminal 4 by communicating with the portable information terminal 4 via the cellular phone network 7, and stores the vehicle information data in the server-side storage unit 21. Information data is transmitted to the portable information terminal 4.
  • the server-side storage unit 21 is configured to store and store vehicle information on a large number of vehicles separately for each vehicle (that is, for each vehicle ID).
  • the vehicle information of each vehicle becomes the structure by which the newest vehicle information is sequentially updated and memorize
  • the data is collected and managed in units of 1 day, 1 month, or 1 year.
  • the server 5 is preferably configured to include a display unit including an LCD, an operation input unit including a mouse, a keyboard, a touch panel, and the like, a voice input / output unit, and the like.
  • the vehicle information transmission control of FIG. 4 is executed when the vehicle engine (that is, the ignition switch) is turned on and the in-vehicle device 3 is activated.
  • step S10 of FIG. 4 the vehicle-side control unit 8 determines whether or not the vehicle information has been updated based on the vehicle information acquired by the vehicle information acquisition unit 9 and the accumulated vehicle information in the vehicle-side storage unit 10. to decide.
  • the process proceeds to step S20, and the vehicle-side control unit 8 accumulates the vehicle-side storage unit 10 with the acquired vehicle information (that is, the latest data) by the vehicle information acquisition unit 9. Update vehicle information.
  • step S30 the vehicle side control part 8 judges whether the vehicle equipment 3 is connected with the portable information terminal 4 by BT.
  • the portable information terminal 4 enters a range in which the portable information terminal 4 can communicate with the in-vehicle device 3 by BT connection (for example, when the user who owns the portable information terminal 4 gets on the vehicle 2), the communication automatically starts. It is configured. If the in-vehicle device 3 is connected to the portable information terminal 4 in step S30 (YES), the process proceeds to step S40, and the vehicle-side control unit 8 stores vehicle information in the vehicle-side storage unit 10, that is, accumulated vehicle information. The untransmitted vehicle information is transmitted to the portable information terminal 4.
  • step S50 the vehicle side control part 8 judges whether the ignition switch was turned off.
  • the process returns to step S10 and the above-described processing is repeatedly executed.
  • step S50 when the ignition switch is turned off (YES), the process proceeds to step S60, and the vehicle-side control unit 8 determines whether the in-vehicle device 3 is connected to the portable information terminal 4 or not.
  • the process proceeds to step S70, and the vehicle-side control unit 8 is a vehicle that has not been transmitted in the final vehicle information, that is, the accumulated vehicle information. If there is information, the vehicle information is transmitted to the portable information terminal 4. Thereby, the control of FIG. 2 is terminated.
  • vehicle information display control for displaying the vehicle information in the control of the portable information terminal 4 (that is, the terminal-side control unit 12) on the display unit 13 will be described with reference to the flowchart of FIG.
  • the vehicle information display control of FIG. 5 is executed when the application for executing the information display control (that is, the application program) is started in the portable information terminal 4.
  • step S110 in FIG. 5 the terminal-side control unit 12 determines whether or not the portable information terminal 4 is connected to the in-vehicle device 3 by the BT.
  • the process proceeds to step S120, and the terminal-side control unit 12 transmits vehicle information from the in-vehicle device 3, that is, updated unreceived vehicle information. Receive and get. Then, it progresses to step S130 and the terminal side control part 12 transmits the acquired vehicle information to the server 5.
  • step S130 the terminal side control part 12 transmits the acquired vehicle information to the server 5.
  • the acquired vehicle information is stored and accumulated in the server-side storage unit 21 of the server 5.
  • step S140 the terminal side control part 12 displays the acquired vehicle information (namely, real-time data of vehicle information) on the display part 13.
  • the display unit 13 is configured to display an initial screen as shown in FIG. .
  • vehicle information such as today's travel distance and fuel consumption information, total travel distance and average fuel consumption information, safe driving score information, and fueling information are displayed.
  • vehicle information such as today's travel distance and fuel consumption information, total travel distance and average fuel consumption information, safe driving score information, and fueling information are displayed.
  • the said application when the said application is started, it is comprised so that the vehicle information memorize
  • the initial screen shown in FIG. 6 is a screen in which the vehicle information received from the in-vehicle device 3 is displayed on the display unit 13 in real time. In this case, since the displayed vehicle information is the latest data (that is, real-time data), a warning message or the like is not displayed on the display unit 13.
  • the vehicle information tab 32 on the right side of the dashboard tab 31 is selected and operated on the screen of FIG. 6, as shown in FIG. 7, the information on the locked state of the vehicle door, the information on the remaining fuel, the fuel shortage prediction
  • This is a screen on which detailed vehicle information such as information and information for explaining an abnormal part of the vehicle (for example, lighting of a warning lamp in a meter) is displayed.
  • the tab 33 on the right side of the vehicle information tab 32 is a safe driving score tab 33.
  • the tab 34 on the right side of the safe driving score tab 33 is a travel history tab 34.
  • a screen on which travel distance, time series information of fuel consumption, and the like are displayed is not shown.
  • the tab 35 on the right side of the travel history tab 34 is a prize tab 35. When this tab 35 is selected, although not shown, information on a trophy acquired by achievement of a travel distance or the like is displayed. It becomes a screen.
  • step S140 is configured to be always executed in parallel with other controls and processes when the mobile information terminal 4 is connected to the in-vehicle device 3 after the application is started. ing.
  • step S110 when the portable information terminal 4 is not connected to the in-vehicle device 3 (NO), the process proceeds to step S150, and the terminal-side control unit 12 receives vehicle information from the server 5, that is, the server-side storage unit 21. The latest updated vehicle information is received and acquired from the stored vehicle information stored in. Then, it progresses to step S160 and the terminal side control part 12 displays the acquired vehicle information (namely, the data of the vehicle information preserve
  • step S160 is configured to always be executed in parallel with other controls and processes when the mobile application terminal 4 is not connected to the in-vehicle device 3 after the application is activated. ing.
  • step S170 the terminal-side control unit 12 determines whether or not the application end key has been operated in the screen state of FIG.
  • the process returns to step S110 and the above-described processing is repeatedly executed.
  • step S170 when the end key is operated (YES), the vehicle information display control in FIG. 5 is ended.
  • the in-vehicle device 3 and the portable information terminal 4 are connected by short-range wireless
  • the portable information terminal 4 and the server 5 are connected by a wireless communication network
  • the portable information terminal 4 is connected to the in-vehicle device.
  • 3 receives the vehicle information, displays the received vehicle information on the display unit 13 and transmits the received vehicle information to the server 5.
  • the server 5 receives the vehicle information from the portable information terminal 4 and receives the received vehicle information.
  • the information is stored in the server-side storage unit 21, and the portable information terminal 4 receives vehicle information from the server 5 and displays the received vehicle information on the display unit 13 when not connected to the in-vehicle device 3. Configured to do.
  • the in-vehicle device 3 since it is not necessary to provide the in-vehicle device 3 with a communication unit that connects to the mobile phone network, the in-vehicle device 3 can be configured to be inexpensive. Further, when the user gets out of the car and is in the house, the user can acquire and display the vehicle information from the server 5 by the portable information terminal 4.
  • the vehicle information acquired from the server 5 by the portable information terminal 4 when the vehicle information acquired from the server 5 by the portable information terminal 4 is displayed, for example, “not possibly the latest data” may be displayed as a caution message. It is possible to clearly recognize that the displayed vehicle information may not be the latest.
  • FIG. 9 shows a second embodiment.
  • symbol is attached
  • 2nd Embodiment when the portable information terminal 4 acquired vehicle information from the server 5, it comprised so that it might be determined whether the data of the acquired vehicle information are old data.
  • step S110 to step S150 in FIG. 9 is executed in the same manner as in the first embodiment (see FIG. 5).
  • the process proceeds to step S210, and the terminal-side control unit 12 of the mobile information terminal 4 determines whether the acquired vehicle information data is old data. (That is, whether the acquired vehicle information data is not the latest data). In this case, it is preferable to judge based on a user's action pattern, for example.
  • the behavior pattern is to use the vehicle at intervals of 4 days or 5 days, For example, it is determined whether 4.5 days have elapsed from the date and time of the latest update date of the acquired vehicle information. If 4.5 days have elapsed, the acquired vehicle information data is old data. Judge that there is.
  • a determination method using a machine learning method may be used. It is also preferable to adopt a heuristic technique. For example, if it is determined that the user gets on the vehicle every day, the average is one day, and therefore, it is determined that the data is old when, for example, 1.0 day or more has elapsed from the latest update date of the acquired vehicle information. For example, when 7.0 days or more have elapsed from the latest update date of the acquired vehicle information, there is a method of determining that the data is old regardless of learning.
  • step S210 When it is determined in step S210 that the acquired vehicle information data is old data (YES), the process proceeds to step S220, and the terminal-side control unit 12 acquires from the server 5 as shown in FIG.
  • the displayed vehicle information is displayed on the display unit 13.
  • a warning message “not the latest data” is issued. Specifically, a warning message, For example, “May not be the latest data” is displayed.
  • step S210 determines whether the acquired vehicle information data is not old data (NO)
  • the process proceeds to step S230, and the terminal-side control unit 12 acquires from the server 5 as shown in FIG.
  • the vehicle information is displayed on the display unit 13.
  • the process proceeds to step S170, and the subsequent processing is executed in the same manner as in the first embodiment (see FIG. 5).
  • the configuration of the second embodiment other than that described above is the same as the configuration of the first embodiment. Therefore, in the second embodiment, substantially the same operational effects as in the first embodiment can be obtained. In particular, in the second embodiment, since it is configured to determine whether or not the vehicle information data acquired from the server 5 is old data, only when the vehicle information from the server 5 is old data, It is possible to prevent the user from being anxious as much as possible.
  • the in-vehicle device 3 and the portable information terminal 4 are connected by BT connection.
  • the present invention is not limited to this, and other wireless communication methods such as a wireless LAN and a wireless communication network are used. You may comprise so that it may connect. Moreover, you may comprise the vehicle equipment 3 and the portable information terminal 4 so that it may connect with a cable, for example USB, instead of a radio
  • the mobile information terminal 4 and the server 5 are connected by a wireless communication network, but the present invention is not limited to this, and may be connected by a wireless LAN or the like.
  • the portable information terminal 4 when the portable information terminal 4 received vehicle information from the vehicle equipment 3, while having transmitted the received vehicle information to the server 5 and displaying it on the display part 13, the present invention is not limited to this, and the received vehicle information may only be transmitted to the server 5 and may not be displayed on the display unit 13.
  • the vehicle information when the vehicle information is displayed by the portable information terminal 4, the vehicle information is acquired (that is, received) from the server 5, and the acquired vehicle information is displayed on the display unit 13. Is preferred.
  • the vehicle information acquired from the server 5 is displayed on the display unit 13, a message indicating that there is a possibility of not being the latest data may be displayed.
  • the vehicle information is old data based on information such as the last data update time, and when the vehicle information is determined to be old data, It is preferable to be configured to display a message that there is a possibility that it is not data.
  • the portable information terminal 4 when the vehicle information received from the in-vehicle device 3 is only transmitted to the server 5 and is not displayed on the display unit 13, the received vehicle information is the terminal in the portable information terminal 4.
  • FIG. When configured in this manner, the same information as the latest vehicle information stored in the server 5 is stored in the terminal-side storage unit 17 of the portable information terminal 4, so that the vehicle information is displayed by the portable information terminal 4.
  • the vehicle information stored in the terminal-side storage unit 17 may be displayed. In this case as well, a message indicating that there is a possibility of not being the latest data may be displayed.
  • the vehicle information is old data based on information such as the last data update time, and when the vehicle information is determined to be old data, It is preferable to be configured to display a message that there is a possibility that it is not data.
  • the server 5 and The vehicle information stored in the server 5 is received by another terminal (for example, a smart phone, a tablet, a personal computer, a TV connected to the Internet, etc.) connected to be communicable by wireless or wired communication. You may comprise so that it may display on a display part. When configured in this way, when the vehicle information received from the server 5 is displayed, a message indicating that there is a possibility of not being the latest data may be displayed.
  • the vehicle information is old data based on information such as the last data update time, and when the vehicle information is determined to be old data, It is preferable to be configured to display a message that there is a possibility that it is not data.
  • the mobile information terminal 4 when the mobile information terminal 4 is configured to only transmit the vehicle information received from the in-vehicle device 3 to the server 5 and not display it on the display unit 13,
  • One or more other applications that is, jobs
  • an application that is, a job
  • the vehicle information from the vehicle equipment 3 while transmitting the vehicle information received from the vehicle equipment 3 to the server 5 with the portable information terminal 4, and displaying on the display part 13, in the portable information terminal 4, the vehicle information from the vehicle equipment 3 The vehicle information is received, and the received vehicle information is transmitted to the server 5 and at least one other application is operated in parallel with the application that executes the process of displaying on the display unit 13. Also good.

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PCT/JP2017/007427 2016-05-19 2017-02-27 車両用通信システム及び車載機 WO2017199525A1 (ja)

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US20200400438A1 (en) * 2018-01-18 2020-12-24 Micware Co., Ltd. Information collaboration system
JP7070362B2 (ja) * 2018-11-19 2022-05-18 トヨタ自動車株式会社 端末装置、端末装置の制御方法、及びプログラム
JP7271339B2 (ja) * 2019-06-28 2023-05-11 ダイハツ工業株式会社 車両情報提供システム
JP7702789B2 (ja) * 2021-01-26 2025-07-04 本田技研工業株式会社 情報処理装置、情報処理方法、及び、プログラム

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JP2013050789A (ja) * 2011-08-30 2013-03-14 Toyota Motor Corp 車両通信装置
JP2013115451A (ja) * 2011-11-25 2013-06-10 Toyota Motor Corp 車両情報表示装置

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Publication number Priority date Publication date Assignee Title
JP2013050789A (ja) * 2011-08-30 2013-03-14 Toyota Motor Corp 車両通信装置
JP2013115451A (ja) * 2011-11-25 2013-06-10 Toyota Motor Corp 車両情報表示装置

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Publication number Priority date Publication date Assignee Title
CN109724810A (zh) * 2018-12-13 2019-05-07 斑马网络技术有限公司 实车模拟器的信息处理方法和装置

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