WO2018066456A1 - Dispositif de stockage monté sur véhicule - Google Patents

Dispositif de stockage monté sur véhicule Download PDF

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Publication number
WO2018066456A1
WO2018066456A1 PCT/JP2017/035319 JP2017035319W WO2018066456A1 WO 2018066456 A1 WO2018066456 A1 WO 2018066456A1 JP 2017035319 W JP2017035319 W JP 2017035319W WO 2018066456 A1 WO2018066456 A1 WO 2018066456A1
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WO
WIPO (PCT)
Prior art keywords
information
vehicle
host vehicle
external object
acquisition unit
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PCT/JP2017/035319
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English (en)
Japanese (ja)
Inventor
小倉　広幸
秀昭 菊地
達也 白鳥
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矢崎総業株式会社
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Publication of WO2018066456A1 publication Critical patent/WO2018066456A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C5/00—Registering or indicating the working of vehicles
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions

Definitions

  • the present invention relates to an in-vehicle storage device.
  • Patent Document 1 As a conventional in-vehicle storage device mounted on a vehicle, for example, in Patent Document 1, when a specific behavior is detected, images after a vehicle deviation is determined from images stored in a volatile memory. A drive recorder for recording in a non-volatile memory is disclosed.
  • the drive recorder described in Patent Document 1 described above has room for further improvement in terms of stored information so as to be able to grasp the driving situation more appropriately.
  • the present invention has been made in view of the above circumstances, and an object of the present invention is to provide an in-vehicle storage device capable of storing information for properly grasping a traveling state.
  • an in-vehicle storage device includes a host vehicle information acquisition unit that acquires host vehicle information, which is information about the host vehicle, and an external object around the host vehicle via communication.
  • An external object information acquisition unit that acquires external object information that is information related to the external object, the host vehicle information that is deferred on the host vehicle and acquired by the host vehicle information acquisition unit, and the external target
  • a storage unit for storing the external object information acquired by the object information acquisition unit.
  • the external object information may include identification information that can distinguish the external object from other external objects.
  • the in-vehicle storage device further includes a biological information acquisition unit that acquires biological information that is information related to an occupant of the host vehicle, and the storage unit further stores the biological information acquired by the biological information acquisition unit. Can be.
  • the in-vehicle storage device may include an information processing unit that associates information to be stored in the storage unit in time series and stores the information in the storage unit.
  • the host vehicle may be a vehicle that can be automatically driven, and the host vehicle information may include automatic driving information that is information related to automatic driving in the host vehicle.
  • the storage unit may be incorporated in a trunk line that is connected to a power source mounted on the host vehicle and extends in the front-rear direction of the host vehicle.
  • the trunk line is connected to a plurality of the power supplies, and power can be supplied from the plurality of power supplies to the storage unit.
  • an in-vehicle storage device is connected to a host vehicle information acquisition unit that acquires host vehicle information that is information related to the host vehicle, and a power source mounted on the host vehicle. And a storage unit that stores the host vehicle information acquired by the host vehicle information acquisition unit.
  • the on-vehicle storage device has an effect that information for properly grasping the traveling state can be stored.
  • FIG. 1 is a block diagram illustrating a schematic configuration of the in-vehicle storage device according to the embodiment.
  • FIG. 2 is a schematic diagram illustrating a schematic configuration of the host vehicle to which the in-vehicle storage device according to the embodiment is applied.
  • the in-vehicle storage device 1 of the present embodiment shown in FIGS. 1 and 2 is a drive recorder that is mounted on the host vehicle V and stores various information related to the traveling state of the host vehicle V while the host vehicle V is traveling. . More specifically, the in-vehicle storage device 1 includes, as various information related to the traveling state of the host vehicle V, host vehicle information that is information about the host vehicle V, and external information that is information about external objects OB around the host vehicle V. By storing the object information, biological information that is information related to the occupant of the host vehicle V, the information can be used as information for appropriately grasping the traveling state of the host vehicle V.
  • the in-vehicle storage device 1 is, for example, a drive recorder that stores such information as an operation record of the host vehicle V, for example as a clue for investigating the cause of an accident, a so-called event data recorder (EDR), Alternatively, it may be called a black box (BB).
  • EDR event data recorder
  • BB black box
  • the in-vehicle storage device 1 is capable of more appropriately grasping the traveling situation as described above, in particular, in recent years when vehicles capable of realizing a high-performance automatic driving that does not require a steering operation by a driver are becoming popular. As described above, it is desired to be able to store various information for properly grasping the traveling state.
  • the host vehicle V to which the in-vehicle storage device 1 is applied will be described as a vehicle that can be automatically driven.
  • the configuration of the in-vehicle storage device 1 will be described in detail with reference to the drawings.
  • the in-vehicle storage device 1 includes an acquisition unit 2, a storage unit 3, an information processing unit 4, and an access restriction unit 5, and is configured as an in-vehicle device including these components.
  • the in-vehicle storage device 1 includes, for example, a CPU (Central Processing Unit), an MPU (Micro Processing Unit), an ASIC (Application Specific Integrated Circuit), an FPGA (Field Programmable Memory Processing), an FPGA (Field Programmable Memory Processing), and the like. And an electronic circuit mainly composed of a well-known microcomputer including a RAM (Random Access Memory) and an interface.
  • the acquisition unit 2, the storage unit 3, the information processing unit 4, and the access restriction unit 5 exchange various electric signals with various devices that are electrically connected to each other, and exchange various information.
  • the in-vehicle storage device 1 may be a device that can be retrofitted after the manufacture of the host vehicle V, or may be incorporated into the host vehicle V when the host vehicle V is manufactured.
  • the in-vehicle storage device 1 is mounted in a place where the storage unit 3 is firmly protected in the vicinity of the center of gravity of the host vehicle V, as will be described later, so as to function as a so-called EDR or BB. Is preferred.
  • the acquisition unit 2 is a part having a function capable of executing processing for acquiring various information related to the traveling state of the host vehicle V.
  • the acquisition unit 2 executes various processes for acquiring various information related to the traveling state of the host vehicle V by executing a control program stored in a ROM, a RAM, or the like.
  • the acquisition unit 2 is functionally conceptually configured to include a host vehicle information acquisition unit 21, an external object information acquisition unit 22, and a biological information acquisition unit 23.
  • the own vehicle information acquisition unit 21 is a part that acquires own vehicle information, which is information related to the own vehicle V.
  • the own vehicle information acquisition unit 21 is electrically connected to the own vehicle information detection device 21A, ECU (Electronic Control Unit) 21B, and the like via an interface, and receives own vehicle information from the own vehicle information detection device 21A, ECU 21B, and the like. get.
  • the own vehicle information acquired by the own vehicle information acquisition unit 21 is, for example, own vehicle state information that is information indicating the state of the own vehicle V, own vehicle surrounding information that is information around the own vehicle V, and automatic in the own vehicle V. It includes automatic driving information that is information related to driving.
  • the own vehicle information detection device 21A is mounted on the own vehicle V and detects own vehicle state information, own vehicle surrounding information, and the like as own vehicle information.
  • the host vehicle state information detected by the host vehicle information detection device 21A includes, for example, the vehicle speed, acceleration (vehicle longitudinal acceleration, vehicle width direction acceleration, vehicle roll direction acceleration, etc.), steering angle, and accelerator pedal operation amount of the host vehicle V. (Accelerator depression amount), brake pedal operation amount (brake depression amount), shift position, airbag operation status (airbag deployment time, number of deployments, time interval between airbag deployment time, etc.), turn indicator (blinker) Information on the presence / absence / indication direction, seat belt operating state, number of passengers, etc. may be included.
  • the own vehicle surrounding information detected by the own vehicle information detection device 21A includes, for example, image information around the own vehicle V, external object information around the own vehicle V, current position information (GPS information) of the own vehicle V, Three-dimensional map information or the like may be included.
  • the own vehicle information detection device 21A detects a vehicle speed sensor, an acceleration sensor, a steering angle sensor, an accelerator sensor, a brake sensor, a shift position sensor, an airbag deployment switch, a winker switch, a seat belt switch, a seat load sensor, It includes an imaging device such as a CCD camera, and various detectors such as various radars and sonars using infrared rays, millimeter waves, and ultrasonic waves, a GPS receiver, and various wireless communication devices.
  • the own vehicle information detection device 21A may be electrically connected to an ECU 21B described below, and may detect various own vehicle state information and own vehicle surrounding information in cooperation with the ECU 21B.
  • the own vehicle information detection device 21 ⁇ / b> A outputs the detected own vehicle state information, own vehicle surrounding information, and the like to the own vehicle information acquisition unit 21.
  • the own vehicle information acquisition unit 21 acquires the own vehicle state information, the own vehicle surrounding information, and the like as the own vehicle information from the own vehicle information detection device 21A.
  • the ECU 21B generates automatic driving information as own vehicle information, and here, controls the entire own vehicle V in an integrated manner.
  • the ECU 21B is a part having a function capable of executing various processes related to automatic driving in the host vehicle V.
  • the ECU 21B includes, for example, a central processing unit such as a CPU, MPU, ASIC, and FPGA, an electronic circuit mainly including a well-known microcomputer including a ROM, a RAM, and an interface.
  • the ECU 21B is automatically connected to devices (for example, a traveling power train, a steering device, a braking device, etc.) in the host vehicle V and executes a control program stored in a ROM, a RAM, etc.
  • An output signal is output to a device in the vehicle V to control driving of the device in the host vehicle V, and various processes related to automatic driving are executed.
  • the automatic driving executed in the host vehicle V by the ECU 21B typically has priority over the driving operation by the driver of the host vehicle V or automatically without depending on the driving operation by the driver. This is an operation in which the behavior of V is controlled.
  • the automatic driving in the host vehicle V includes, for example, anti-brake lock (ABS: Antilock Brake System), vehicle attitude stability control (VSC: Vehicle Stability Control), constant speed traveling and inter-vehicle distance control (ACC: Adaptive Cruise Control, line maintenance).
  • the ECU 21B for example, generates automatic driving process log information as automatic driving information by accumulating processes related to actually executed automatic driving in time series.
  • the ECU 21B outputs the generated automatic driving information and the like to the own vehicle information acquisition unit 21.
  • the own vehicle information acquisition unit 21 acquires the automatic driving information and the like as the own vehicle information from the ECU 21B.
  • the external object information acquisition unit 22 is a part that acquires external object information that is information related to the external object OB around the host vehicle V.
  • the external object information acquisition unit 22 is electrically connected to the external object information detection apparatus 22A via an interface, and acquires external object information from the external object information detection apparatus 22A.
  • the external object OB is an object that exists in a range in which communication is possible around the host vehicle V via the external object information detection device 22A.
  • the other object OB1 around the host vehicle V or walking A passerby such as a person (hereinafter simply referred to as a “pedestrian”) OB2.
  • the external object information acquired by the external object information acquisition unit 22 is, for example, other vehicle information that is information of the other vehicle OB1 as the external object OB, and pedestrian that is information of the pedestrian OB2 as the external object OB.
  • Information roadside machine information which is information about roadside machines on the road where the host vehicle V travels, and the like.
  • the external object information detection device 22A is mounted on the host vehicle V and detects other vehicle information, pedestrian information, roadside machine information, and the like as external object information.
  • the external object information detection device 22A detects these other vehicle information, pedestrian information, roadside machine information, and the like from the external object OB through various types of wireless communication.
  • the other vehicle information detected by the external object information detection device 22A is, for example, the vehicle speed and acceleration (vehicle longitudinal acceleration, vehicle width direction) of the other vehicle OB1 as the external object OB existing in a range communicable with the host vehicle V.
  • the pedestrian information detected by the external object information detection device 22A is, for example, attribute information regarding attributes such as age and sex of the pedestrian OB2 as the external object OB existing in a range communicable with the host vehicle V, pedestrian The current position information (GPS information) of OB2 may be included.
  • Roadside machine information detected by the external object information detection device 22A may include, for example, signal information, surveillance camera information, and the like in a roadside machine at the intersection of the traveling road on which the host vehicle V travels. Further, the other vehicle information and the pedestrian information detected by the external object information detection device 22A include the external object OB (other vehicle OB1, pedestrian OB2) and the other external object OB (other vehicle OB1, pedestrian OB2). Identification information (for example, car number information, individual ID information, etc.) may be included.
  • the external object information detection device 22A is a variety of communication devices for detecting these via wireless communication, for example, an inter-vehicle communication device that communicates with another vehicle OB1 around the own vehicle V, and the own vehicle.
  • Vehicular communication equipment that communicates between V and mobile terminals possessed by pedestrian OB2 (mobile phone, smartphone, PHS, PDA, tablet PC (Personal Computer), notebook PC, wearable terminal, etc.), own vehicle It is configured to include road-to-vehicle communication equipment that communicates with a road device disposed on a travel path on which V travels.
  • the external object information detection device 22 ⁇ / b> A outputs other vehicle information, pedestrian information, road machine information, and the like detected via wireless communication to the external object information acquisition unit 22.
  • the external object information acquisition unit 22 acquires the other vehicle information, pedestrian information, roadside machine information, and the like as the external object information from the external object information detection device 22A. That is, the external object information acquisition unit 22 acquires the other vehicle information, pedestrian information, road equipment information, and the like as external object information from the external object OB through communication by the external object information detection device 22A. .
  • the biological information acquisition unit 23 is a part that acquires biological information that is information related to the passenger of the host vehicle V.
  • the biological information acquisition unit 23 is electrically connected to the biological information detection device 23A via the interface, and acquires biological information from the biological information detection device 23A.
  • the passenger of the host vehicle V is, for example, a driver of the host vehicle V, a passenger, or the like.
  • the biological information acquired by the biological information acquisition unit 23 includes driver information that is information about the driver of the host vehicle V, passenger information that is information about passengers of the host vehicle V, and the like.
  • the biological information detection device 23A detects driver information, passenger information, and the like as biological information of an occupant of the host vehicle V.
  • the biological information of the occupant detected by the biological information detection device 23A may include various information derived from these pieces of information in addition to various physiological information emitted by the living body (occupant).
  • the biological information of the occupant detected by the biological information detection device 23A includes, for example, information on whether or not the vehicle is involved in driving, electrocardiographic information, heart rate, respiratory rate, pulse rate, blood pressure, body temperature, brain wave, muscle current, and the like.
  • the biological information detection device 23A includes a blood pressure sensor, an electrocardiogram sensor, a heart rate sensor, a respiratory sensor, a pulse sensor, a blood pressure sensor, a body temperature sensor, an electroencephalogram sensor, a muscle current sensor, various individual identification information sensors, and an occupant for detecting these.
  • the biological information detection device 23A includes, for example, an in-seat detector provided on a seat of the host vehicle V, an in-steer detector provided on the steering of the host vehicle V, and a wearable device attached to an occupant. May be.
  • the biological information detection device 23A outputs the detected driver information, passenger information, and the like to the biological information acquisition unit 23.
  • the biological information acquisition unit 23 acquires driver information, passenger information, and the like as biological information from the biological information detection device 23A.
  • the storage unit 3 is a part that is installed in the host vehicle V and stores various information related to the traveling state of the host vehicle V.
  • the storage unit 3 may constitute a so-called server device that is provided in the host vehicle V and stores information.
  • the storage unit 3 can rewrite data such as a hard disk, an SSD (Solid State Drive), an optical disk, or a relatively large capacity storage device, or a RAM, flash memory, NVSRAM (Non Volatile Static Random Access Memory), etc.
  • a simple semiconductor memory may be used.
  • the storage unit 3 includes a host vehicle information storage unit 31, an external object information storage unit 32, and a biological information storage unit 33 in terms of functional concept. In addition to this, the storage unit 3 may store various control programs and control data.
  • the own vehicle information storage unit 31 is a part that stores the own vehicle information acquired by the own vehicle information acquisition unit 21 in the storage unit 3, here, own vehicle state information, own vehicle surrounding information, automatic driving information, and the like.
  • the external object information storage unit 32 is a part that stores external object information acquired by the external object information acquisition unit 22 in the storage unit 3, here, other vehicle information, pedestrian information, roadside machine information, and the like. is there.
  • the biometric information storage unit 33 is a part that stores the biometric information acquired by the biometric information acquisition unit 23 in the storage unit 3, here, driver information, passenger information, and the like.
  • the host vehicle information storage unit 31, the external object information storage unit 32, and the biological information storage unit 33 are connected to the host vehicle information acquisition unit 21 and the external object information acquisition unit 22 via the information processing unit 4 described later. And, it is electrically connected to the biological information acquisition unit 23 and stores information that has been subjected to various processes by the information processing unit 4.
  • the storage unit 3 is incorporated in, for example, a trunk line 6 extending in the front-rear direction of the host vehicle V and mounted in a place that is firmly protected near the center of gravity of the host vehicle V (see FIG. 2).
  • the trunk line 6 is a routing body that is electrically connected to the power source 7 mounted on the host vehicle V and is routed along the front-rear direction of the host vehicle V.
  • the trunk line 6 includes, for example, various electric wires used for power supply and signal communication, a metal bar obtained by applying an insulating coating to a conductive bar member, a bus bar, a planar circuit body (for example, FPC (Flexible Printed Circuits) and FFC (Flexible). Flat Cable) etc.).
  • the trunk line 6 is electrically connected to various devices mounted on the host vehicle V via, for example, a relay, a resistor, a transistor, an IPS (Intelligent Power Switch), a power control box that unitizes these, and the like.
  • a structural electrical module that supplies power to the device is configured, and may be referred to as a backbone, for example.
  • the trunk line 6 is connected to a plurality of power sources 7 and can supply power to the storage unit 3 from the plurality of power sources 7.
  • the plurality of power supplies 7 are a battery (BATT) 71 that is a secondary battery provided on the front side in the front-rear direction of the host vehicle V, and a battery (a secondary battery provided on the rear side in the front-rear direction of the host vehicle V).
  • BATT) 72 is included in total.
  • a battery 71 is connected to an end portion on the front side in the front-rear direction of the host vehicle V
  • a battery 72 is connected to an end portion on the rear side in the front-rear direction of the host vehicle V.
  • the storage unit 3 is incorporated, for example, in the middle part of the trunk line 6 constituting the backbone, preferably in the center position in the front-rear direction and the width direction of the host vehicle V, and from the plurality of power sources 7 via the trunk line 6. Drive power is supplied. Further, the storage unit 3 may be entirely covered and protected by a housing that protects against strong impacts or the like in the host vehicle V, and the housing 3 has a watertight structure, an airtight structure, and an impact resistant structure. Such as various protection structures may be provided, or a position signal transmitter or the like may be incorporated.
  • the information processing unit 4 performs various processes on various information related to the traveling state of the host vehicle V acquired by the acquiring unit 2 (host vehicle information, external object information, biometric information), and after the processing This is a part having a function capable of executing processing for storing and storing various types of information in the storage unit 3.
  • the information processing unit 4 executes various processes on various information acquired by the acquisition unit 2 by executing a control program stored in a ROM, a RAM, or the like. For example, the information processing unit 4 executes processing for associating information to be stored in the storage unit 3 in time series and storing the information in the storage unit 3.
  • the information processing unit 4 stores the host vehicle information acquired by the host vehicle information acquisition unit 21, the external target information acquired by the external target information acquisition unit 22, and the living body as information to be stored in the storage unit 3.
  • the biological information acquired by the information acquisition unit 23 may be associated with each other in time series and stored in the own vehicle information storage unit 31, the external object information storage unit 32, and the biological information storage unit 33, respectively.
  • the information processing unit 4 also includes basic information such as the detection date / time when the information is detected and the storage date / time when the information is stored. You may make it perform the process memorize
  • the information processing unit 4 does not store all the information acquired by the acquisition unit 2 in the storage unit 3, but selects the information acquired by the acquisition unit 2 according to the usage of the information and partially The process of storing the information in the storage unit 3 may be executed.
  • the information processing unit 4 stores the information acquired by the acquisition unit 2 while updating the information stored in the storage unit 3 at any given update time in order from the oldest information in time series. You may make it perform the process memorize
  • the storage unit 3 may store the information acquired by the acquisition unit 2 while being updated at any given update time in order from the oldest information in time series, or acquired by the acquisition unit 2. All the information may be accumulated and stored sequentially.
  • the storage unit 3 may be configured to clear (delete) information stored when a predetermined operation is performed via various input / output devices in response to a user request or the like.
  • the access restriction unit 5 detects the occurrence of the accident from the information (host vehicle information, external object information, biological information) stored in the storage unit 3. This is a part having a function capable of executing processing for restricting access to information in a period including a certain time point.
  • the access restriction unit 5 is electrically connected to the accident detection device 5A.
  • the accident detection device 5A detects, for example, the occurrence of an accident in the host vehicle V by various methods in cooperation with an acceleration sensor, an airbag deployment switch, and the like.
  • An accident occurrence signal is sent to
  • the access restriction unit 5 executes the control program stored in the ROM, RAM, etc.
  • a process for restricting access to information in a period including the time point when the occurrence of the accident is detected is executed.
  • the access restriction unit 5 may, for example, encrypt information for a period including the time when the occurrence of the accident is detected in the storage unit 3, prohibit the update of the information, restrict reading of the information by an unauthorized device, etc. By executing the process, access restriction is performed on information in a period including the time point when the occurrence of the accident is detected.
  • the host vehicle information detection device 21 ⁇ / b> A, the ECU 21 ⁇ / b> B, the external object information detection device 22 ⁇ / b> A, the biological information detection device 23 ⁇ / b> A, and the accident detection device 5 ⁇ / b> A are configured separately from the in-vehicle storage device 1. Although shown, it is not restricted to this, You may comprise as a part of vehicle-mounted memory
  • the in-vehicle storage device 1 may include a host vehicle information detection device 21A, an ECU 21B, an external object information detection device 22A, a biological information detection device 23A, and an accident detection device 5A.
  • the on-vehicle storage device 1 described above includes the host vehicle information acquired by the host vehicle information acquisition unit 21 by the storage unit 3 installed in the host vehicle V and the external target acquired by the external object information acquisition unit 22. Since the object information is stored, the information for properly grasping the traveling state can be stored. That is, the in-vehicle storage device 1 not only includes the own vehicle information (own vehicle state information, own vehicle surrounding information, automatic driving information) regarding the own vehicle V, but also the surroundings of the own vehicle V that can be acquired via communication. Since the external object information (other vehicle information, pedestrian information, road machine information) related to the external object OB is also stored in the storage unit 3, in order to appropriately grasp the traveling state of the host vehicle V in a multifaceted manner. Can be stored.
  • the in-vehicle storage device 1 can store information for properly grasping the traveling state of the host vehicle V in a multifaceted manner. For example, it can be used for verification of traffic accidents, investigation of occurrence factors, and the like. It can be used as a clue for investigating the cause of the accident, and the traveling state of the host vehicle V can be analyzed in detail after the fact.
  • the in-vehicle storage device 1 described above includes the own vehicle V in the traveling process of the own vehicle V based on the identification information.
  • the external object OB existing around the vehicle can be identified. For example, when a traffic accident or the like occurs in the own vehicle V, the external object OB is identified and information on leading witnesses such as a traffic accident is obtained. , Preservation of evidence, etc.
  • the in-vehicle storage device 1 described above stores the biological information (driver information, passenger information) acquired by the biological information acquisition unit 23 in addition to the own vehicle information and external object information. It is possible to store information for appropriately grasping the traveling state of the host vehicle V in a multifaceted manner based on the biological information related to the passenger.
  • the information processing unit 4 stores the vehicle information, the external object information, and the biological information in time series in association with each other and stored in the storage unit 3. Information can be stored so that the traveling state of the host vehicle V can be grasped more appropriately.
  • the access restriction unit 5 when the occurrence of an accident is detected in the host vehicle V, the occurrence of the accident is detected by the access restriction unit 5 among the information stored in the storage unit 3. Since access restrictions are applied to information in a period including the time point, for example, the unauthorized storage of information stored in the storage unit 3 by a third party is restricted to investigate the cause of the accident. Information that is a clue can be properly maintained.
  • the in-vehicle storage device 1 described above is based on the automatic driving process log information and the like as the automatic driving information.
  • the analysis of the automatic driving function can be performed in detail, and for example, it can be used as information for improvement, repair, etc. of the automatic driving function.
  • the vehicle unit V is modularized together with the trunk line 6, the power source 7, and the like. For example, manufacturing efficiency can be improved.
  • the in-vehicle storage device 1 is mounted in a place where the storage unit 3 and the trunk line 6 and the like are protected relatively firmly such as under the floor near the center of gravity of the host vehicle V. It is possible to suppress damage, and in this respect as well, information for properly grasping the traveling state can be stored appropriately.
  • the position signal transmitter etc. are incorporated in the housing
  • the trunk line 6 is connected to a plurality of power sources 7 and can supply power to the storage unit 3 from the plurality of power sources 7. Even when the power supply 7 is broken, the storage and storage of information in the storage unit 3 can be continued by the power supplied from the other power supply 7 via the trunk line 6. Information for appropriately grasping can be stored appropriately.
  • the in-vehicle storage device 1 has been described as including the information processing unit 4, the access restriction unit 5, the biometric information acquisition unit 23, the biometric information storage unit 33, and the like. It may be.
  • the in-vehicle storage device 1 has been described as being applied to the own vehicle V capable of automatic driving.
  • the present invention is not limited to this, and the own vehicle information may not include automatic driving information.
  • the storage unit 3 has been described as being incorporated in the trunk line 6 and mounted in a relatively strong place such as under the floor near the center of gravity of the host vehicle V, but is not limited thereto.
  • the storage unit 3 may be provided separately from the trunk line 6 and may be provided at a position that is strong and sandwiched between frames constituting the vehicle body of the host vehicle V and that cannot be easily accessed.
  • the access restriction unit 5 when the occurrence of an accident is detected in the host vehicle V, the access restriction unit 5 corresponds to the information of the period including the time point when the occurrence of the accident is detected among the information stored in the storage unit 3.
  • access restriction may be performed constantly regardless of an accident or the like.
  • the plurality of power sources 7 have been described as including a total of two batteries 71 and 72, which are secondary batteries, but are not limited thereto, and include three or more.
  • the power source 7 may include a power generator such as an alternator, a generator, or a solar panel.

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  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Traffic Control Systems (AREA)
  • Time Recorders, Dirve Recorders, Access Control (AREA)

Abstract

L'invention concerne un dispositif de stockage monté sur véhicule (1) qui est caractérisé en ce qu'il comprend : une unité d'acquisition d'informations de véhicule hôte (21) qui acquiert des informations de véhicule hôte qui sont des informations concernant un véhicule hôte (V) ; une unité d'acquisition d'informations d'objet externe (22) qui acquiert, au moyen d'une communication d'un objet externe (OB) situé à proximité du véhicule hôte (V), des informations d'objet externe qui sont des informations concernant l'objet externe (OB) ; et une unité de stockage (3) qui est installée dans le véhicule hôte (V) et stocke les informations du véhicule hôte qui sont acquises par l'unité d'acquisition d'informations de véhicule hôte (21) ainsi que les informations de l'objet externe qui sont acquises par l'unité d'acquisition d'informations d'objet externe (22). Par conséquent, le dispositif de stockage monté sur véhicule (1) permet de stocker des informations permettant une compréhension précise d'une situation de déplacement
PCT/JP2017/035319 2016-10-07 2017-09-28 Dispositif de stockage monté sur véhicule WO2018066456A1 (fr)

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JP6778626B2 (ja) * 2017-02-01 2020-11-04 株式会社デンソーテン 運転情報記録装置、運転情報表示処理システム、運転情報記録方法、表示処理方法、及び、プログラム
JP7029377B2 (ja) * 2018-11-08 2022-03-03 本田技研工業株式会社 運行データレコーディングシステム、運行データレコーダ、端末装置、および運行データレコーディング方法

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