WO2017217608A1 - Système et procédé de surveillance d'un problème dans un véhicule à l'aide d'informations complexes - Google Patents

Système et procédé de surveillance d'un problème dans un véhicule à l'aide d'informations complexes Download PDF

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Publication number
WO2017217608A1
WO2017217608A1 PCT/KR2016/012252 KR2016012252W WO2017217608A1 WO 2017217608 A1 WO2017217608 A1 WO 2017217608A1 KR 2016012252 W KR2016012252 W KR 2016012252W WO 2017217608 A1 WO2017217608 A1 WO 2017217608A1
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WIPO (PCT)
Prior art keywords
vehicle
image
data
warning
warning data
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PCT/KR2016/012252
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English (en)
Korean (ko)
Inventor
전석기
소준영
Original Assignee
주식회사 아이티스테이션
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Publication of WO2017217608A1 publication Critical patent/WO2017217608A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
    • B60W50/02—Ensuring safety in case of control system failures, e.g. by diagnosing, circumventing or fixing failures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
    • B60W50/08—Interaction between the driver and the control system
    • B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention

Definitions

  • the present invention relates to a system and method for monitoring a fault of a vehicle using a compound information, and more particularly, by using a complex information that can effectively identify a state of a fault by providing an image of a fault portion together with a fault warning of a vehicle in a data form.
  • a vehicle failure monitoring system and method relates to a system and method for monitoring a fault of a vehicle using a compound information, and more particularly, by using a complex information that can effectively identify a state of a fault by providing an image of a fault portion together with a fault warning of a vehicle in a data form.
  • the failure status of each component is controlled and displayed in text form, or displayed in a user interface environment (GUI) to confirm the failure status.
  • GUI user interface environment
  • a vehicle may be configured to control an actuator of a chassis by using information such as a fuel injection control device that controls fuel injection of the engine by analyzing information detected from various sensors installed around the engine, and a door sensor installed in the vehicle body.
  • a fuel injection control device that controls fuel injection of the engine by analyzing information detected from various sensors installed around the engine, and a door sensor installed in the vehicle body.
  • ECUs electronice control units
  • the electronic control unit is provided with a function of diagnosing a failure of the corresponding module by analyzing data sensed by various sensors. Specifically, when a failure is detected, a function (for example, blinking of a lamp) is driven to drive a display lamp warning the content of the failure in a predetermined display pattern.
  • the display pattern is a diagnostic trouble code (DTC) that is set differently according to a failure state.
  • DTC diagnostic trouble code
  • the vehicle is notified of the failure in the form of a warning light on the instrument panel or an error code using an external diagnostic device, the driver can immediately identify the failure, but it is difficult to know the exact part and state of the failure.
  • the present invention is to solve the above problems, and provides a vehicle failure monitoring system and method using a combination of information that can effectively determine the state of the failure by providing an image of the failure portion in the vehicle failure warning data.
  • a system for monitoring a failure of a vehicle using complex information the image obtaining unit obtaining an image from a plurality of cameras installed in the vehicle; A data obtaining unit obtaining warning data warning a failure state of the vehicle from a plurality of ECUs mounted in the vehicle; A display unit which displays the image and warning data; And a controller configured to display the related image of the vehicle part related to the warning data together with the warning data on the display unit.
  • the image acquisition unit may acquire an infrared image from at least one infrared camera.
  • the data acquisition unit may acquire data from the plurality of ECUs via a CAN line.
  • the data acquisition unit may acquire data according to the ISO 11783 standard.
  • the controller may control at least one of the related image or the warning data to blink on the display unit when the warning data corresponds to a preset emergency situation.
  • the apparatus may further include a communication unit for wirelessly transmitting the related image and the warning data to an external diagnosis apparatus.
  • the apparatus may further include an image analyzer configured to detect the event by analyzing the image.
  • the image analyzer may set a region of interest in the image and derive feature information of an event detected in the region of interest.
  • the image is obtained from a plurality of cameras installed in the vehicle, the failure state of the vehicle from a plurality of ECU mounted on the vehicle Acquiring warning data to alert the user; Extracting a related image of a vehicle part related to the warning data from the obtained image; And displaying the related image together with the warning data and providing the related image to the driver of the vehicle.
  • the method may further include wirelessly transmitting the related image and the warning data to an external diagnostic device.
  • the warning data collected through the network and the image collected through the camera can be integrated to accurately provide the driver with a failure status and a site of the failure.
  • FIG. 1 is a conceptual configuration diagram of a vehicle failure monitoring system using complex information according to an embodiment of the present invention.
  • FIG. 2 is a block diagram of a system for monitoring a failure of a vehicle using complex information according to an exemplary embodiment of the present invention.
  • FIG. 3 is a diagram illustrating information provided through a system for monitoring a failure of a vehicle using complex information according to an exemplary embodiment of the present invention.
  • FIG. 4 is a block diagram of a diagnostic apparatus for receiving information provided through a system for monitoring a failure of a vehicle using complex information according to an exemplary embodiment of the present invention.
  • FIG. 5 is a block flowchart of a fault monitoring method of a vehicle using complex information according to an exemplary embodiment of the present invention.
  • a system for monitoring a failure of a vehicle using complex information includes an image acquisition unit configured to acquire images from a plurality of cameras installed in a vehicle; A data obtaining unit obtaining warning data warning a failure state of the vehicle from a plurality of ECUs mounted in the vehicle; A display unit which displays the image and warning data; And a controller configured to display the related image of the vehicle part related to the warning data together with the warning data on the display unit.
  • first, second, etc. are used to describe various elements, components and / or sections, these elements, components and / or sections are of course not limited by these terms. These terms are only used to distinguish one element, component or section from another element, component or section. Therefore, the first device, the first component, or the first section mentioned below may be a second device, a second component, or a second section within the technical spirit of the present invention.
  • 1 is a conceptual configuration diagram of a vehicle failure monitoring system using complex information according to an embodiment of the present invention.
  • 2 is a block diagram of a system for monitoring a failure of a vehicle using complex information according to an exemplary embodiment of the present invention.
  • 3 is a diagram illustrating information provided through a failure monitoring system of a vehicle using complex information according to an exemplary embodiment of the present invention.
  • a vehicle failure monitoring system 100 (hereinafter, referred to as a “failure monitoring system”) using complex information according to an embodiment of the present invention includes a plurality of cameras 20 and vehicles installed in the vehicle 10. Acquire images and data from a plurality of ECU (Electronic Control Unit; 30) mounted on each, and display the images and data together so that the driver or user of the vehicle 10 can easily check the failure state of the vehicle 10. Make sure
  • the plurality of ECU 30 is installed in the engine room 11 of the vehicle 10, the EMS (Engine Management System), TCU (Telecommunication Control Unit), BMS (Battery Management System), ECS (Electronic Power Steering) ), A unit installed in an SCC (Smart Cruise Control) or the like and controlling the function thereof, and connected to the failure monitoring system 100 through a controller area network (CAN) line.
  • the CAN was originally developed as an in-vehicle network protocol in the 1980s, and is excellent in performance and inexpensive, and designated by the ISO as a serial communication protocol ISO 11898 international standard, and is actively applied to other industrial fields.
  • a local interconnect network (LIN), a media oriented systems transport (MOST), or the like may be used.
  • the plurality of ECU 30 may be installed in a special vehicle connection machine 13 connected to the vehicle 10 to control the function thereof, and may be connected to the failure monitoring system 100 through a CAN line.
  • the failure monitoring system 100 may obtain data from the plurality of ECUs 30 according to ISO 11783 which is an ISO standard of the agricultural machine. have. ISO 11783 is also called ISOBUS, and this international standard defines standards and specifications applicable to agricultural machinery (eg tractors, etc.) and their accompanying working machines, based on network communication technology.
  • Each ECU 30 starts communication when power is supplied to the vehicle's IGN ON, transmits data through its respective node via CAN communication, and notifies that an event has occurred when an event occurs. Can transmit data. In this case, as well as a warning day indicating whether the vehicle has a failure, it may include various failures caused by communication problems.
  • the plurality of cameras 20 may be installed in the engine room 11 of the vehicle 10, the interior 12 of the vehicle 10, the special vehicle connection machine 13 connected to the vehicle 10, and the like.
  • the image may include not only a still image but also a moving image.
  • a charge coupled device (CCD) module or a complementary metal oxide semiconductor (CMOS) module may be used as the imaging device.
  • CMOS complementary metal oxide semiconductor
  • At least four cameras 20 may be used to acquire images in the vehicle.
  • the camera 20 mounted on the inside of the bonnet and the low illuminance of the engine room 11 may easily acquire an image using an infrared camera or a thermal imaging camera having good low illuminance characteristics.
  • it may be an infrared camera including an infrared sensor module for detecting infrared rays.
  • the infrared sensor module is a near infrared sensor module that detects near infrared rays, but is not limited thereto, and may be a far infrared sensor module that detects far infrared rays.
  • the captured image may be converted into a compressed format in which the image is compressed to facilitate data transmission.
  • Image data in the form of a compressed format may have various formats such as Moving Picture Experts Group (MPEG) -1 or MPEG-4.
  • MPEG Moving Picture Experts Group
  • the failure monitoring system 100 may include an image acquirer 110, a data acquirer 120, a display 130, and a controller 140.
  • the failure monitoring system 100 may further include an image analyzer 115, a communication unit 150, an interface unit 155, and a storage unit 160.
  • the image acquisition unit 110 acquires an image from a plurality of cameras 20 installed in the vehicle 10.
  • the image acquisition unit 110 may acquire an infrared image from at least one infrared camera.
  • the image acquired by the image acquisition unit 110 may be displayed on the display unit 130 along with warning data through the processing of the control unit 140.
  • the data obtaining unit 120 obtains data representing the state of the vehicle 10 from the plurality of ECUs 30 mounted on the vehicle 10. In particular, the data acquisition unit 120 obtains warning data warning a failure state from the plurality of ECUs 30.
  • the data acquisition unit 120 may acquire data from the plurality of ECUs 30 through the CAN line. In addition, the data acquisition unit 120 may obtain data according to the ISO 11783 standard in the case of agricultural machinery.
  • the display unit 130 displays the image acquired by the image acquisition unit 110 and the data obtained by the data acquisition unit 120.
  • the display unit 130 displays the related image of the vehicle part related to the warning data together with the warning data, so that the driver or the like of the vehicle 10 can effectively confirm the failure state of the vehicle 10.
  • the display unit 130 includes a display module to display an image of a vehicle portion related to the warning data together with warning data (coolant pipe high temperature) on the screen 132 of the display module. Can be displayed.
  • the display unit 130 may further include an alarm module (not shown), such as a speaker that not only visually warns the driver but also a display module for displaying an image.
  • the alarm module generates an event according to the warning data to the driver, and these events may include voice warnings of different volumes according to the degree of danger.
  • the controller 140 controls the failure monitoring system 100 as a whole and controls the display unit 130 to display a related image of the vehicle part related to the warning data obtained from the ECU 30 together with the warning data.
  • the controller 140 may control the display 130 to blink at least one of the related image or the warning data.
  • the controller 140 may blink the warning word “cooling water pipe high temperature” displayed on the screen 132 of FIG. 3 or cause the related image displayed on the text to blink.
  • the controller 140 may control to blink both the related image and the warning data simultaneously or sequentially blink the related image and the warning data.
  • the communicator 150 wirelessly transmits the image and the data to the external diagnosis apparatus 200.
  • the communication unit 150 wirelessly transmits the related image of the vehicle part related to the warning data to the external diagnosis apparatus 200 together with the warning data or the DTC, thereby significantly reducing the time for the diagnosis and repair of the remote site. can do.
  • the communicator 150 may communicate with the external diagnosis apparatus 200 based on short range wireless communication or long range wireless communication. In general, there will be more cases of communicating based on near field communication. In this case, the short range wireless communication may use one of Bluetooth, Zigbee, Near Field Communication (NFC), and Wibree.
  • a wireless LAN When transmitting signal information based on long range wireless communication, a wireless LAN, a wireless man, a WiMAX, a long term evolution (LTE), or the like may be used.
  • LTE long term evolution
  • the image analyzer 115 detects an event by analyzing an image acquired by the image acquirer 110.
  • an event includes all situations in which image data of an image may be changed, such as a change in a specific situation such as a temperature rise or a fire occurrence.
  • the image analyzer 115 may detect an event by using feature extraction and feature extracted to extract feature information from an image input from the image acquirer 110.
  • a Haal-like feature using a sum of weighted products using a difference or a sum of a sum of pixels (pixel) values between two or more adjacent blocks as a local feature of an image.
  • a mask considering a simple rectangular feature may be used.
  • the image analyzer 115 may set a region of interest in the image and derive feature information of an event detected in the region of interest.
  • the image analyzer 115 may set a region of interest (ROI) in the image and detect a specific pattern including an area having a predetermined brightness or more in the region of interest as an event.
  • ROI region of interest
  • the image analyzer 115 may detect at least one of brightness data or color data of the ROI, and at least one data of the detected brightness data or color data may be threshold brightness.
  • the event can be detected by comparison with the data and the threshold color data. For example, when smoke occurs in the engine room 11 of the vehicle 10, the brightness data of the image may be reduced, and the image analyzer 115 may exceed the threshold value of the preset brightness data. In the case of a change, an event of occurrence of smoke can be detected.
  • the image analyzer 115 may determine the specific gravity of the red and yellow data in the color data. When greater than the predetermined threshold specific gravity, it is possible to detect an event that a fire of the engine room 11 of the vehicle 10 has occurred.
  • the event detected by the image analyzer 115 is transmitted to a driver of the vehicle 10 or an external diagnosis apparatus 200 to be a basic data for quickly determining information, thereby helping to establish a quick response action. .
  • the interface unit 155 directly connects to an external diagnosis apparatus 200 and the like, and may diagnose an abnormality of the vehicle even when an error such as a failure of a communication network of the vehicle, a collision, a failure of a warning light, or the like occurs.
  • the storage unit 160 stores various kinds of information. For example, an image acquired by the image acquirer 110, event information according to the analysis of the image analyzer 115, data acquired by the data acquirer 120, information received through the communicator 150, and a controller Information stored at 140 may be stored, and reference information stored in a database may be stored to determine a failure of the vehicle 10.
  • the storage unit 160 may include a hard disk, a flash memory, a compact flash card (CF), a secure digital card (SD), a smart card (SM), a multimedia card (MMC), a memory stick, or the like.
  • the module may be provided inside the failure monitoring system 100 according to an exemplary embodiment of the present invention, or may be provided in a separate device.
  • the failure monitoring system 100 may be mounted in a vehicle as a separate module, but may be integrally mounted in a black box or an OBD (On Board Doagnostics) installed in the vehicle. In this case, the failure monitoring system 100 may be modularized and mounted inside the black box.
  • OBD On Board Doagnostics
  • FIG. 4 is a block diagram of a diagnostic apparatus for receiving information provided through a system for monitoring a failure of a vehicle using complex information according to an exemplary embodiment of the present invention.
  • the diagnostic apparatus 200 includes a diagnostic input unit 210, a diagnostic communication unit 220, a diagnostic control unit 230, a diagnostic output unit 240, a diagnostic storage unit 250, and a diagnostic interface unit 260.
  • the diagnostic authentication unit 270 may be included.
  • the diagnostic input unit 210 is an input unit for inputting and selecting information by a user of the diagnostic apparatus 200, and may input various command information.
  • the display may serve as the diagnostic input unit 210.
  • the diagnostic communication unit 220 serves to wirelessly communicate with the failure monitoring system 100. Specifically, the diagnostic communication unit 220 and the communication unit 150 of the failure monitoring system 100 are connected through a network. The diagnostic communication unit 220 may receive related images, warning data, and the like from the failure monitoring system 100, and may also transmit and receive various information with the failure monitoring system 100.
  • the diagnostic control unit 230 controls the diagnostic apparatus 200 and its components.
  • the diagnostic controller 230 may display the related image and the warning data generated and transmitted by the failure monitoring system 100 and output the same to the diagnostic output unit 240.
  • the diagnostic output unit 240 serves to display and provide information to a user of the diagnostic apparatus 200.
  • the diagnostic output unit 240 may be an audible display means such as a warning sound or a voice or a visual display means.
  • the diagnostic output unit 240 may include a speaker capable of outputting sound, and may also include a display module such as an LCD monitor or an LED that can display characters, symbols, and the like.
  • the diagnostic storage unit 250 stores various information and data received from the outside, and in particular, may receive and store corner information and data produced by the failure monitoring system 100.
  • the diagnostic interface unit 260 directly connects with the failure monitoring system 100, and even when an error such as a failure of a communication network of the vehicle, a collision, a failure of a warning light, or the like occurs, the vehicle 10 is connected to the vehicle 10 through the diagnosis apparatus 200. Make sure you can diagnose any abnormalities.
  • the diagnostic interface unit 260 connects to the interface unit 155 of the failure monitoring system 100 only through authentication of the diagnostic authentication unit 270 described later, information security, confidentiality, and the like can be maintained.
  • the diagnostic authentication unit 270 authenticates the authority to access the failure monitoring system 100. For example, the diagnostic authentication unit 270 authenticates a user of the diagnostic apparatus 200 to access the failure monitoring system 100 through an indexer or a password of a unique authentication module.
  • the diagnostic apparatus 200 is a general mobile communication terminal, 2G / 3G / 4G, a WiBro wireless network service terminal, Palm Personal Computer (PDA), Personal Digital Assistant (PDA), smart phone (Smart phone) ), which may mean all wired and wireless home appliances / communication devices having a user interface for accessing a network such as a WAP phone (WAP phone) and an interface for accessing a wireless LAN such as an IEEE 802.11 WLAN network card. It may be provided with a device.
  • the diagnostic apparatus 200 may be a communication device such as a server, a computer, a laptop, a tablet, or a device including the same.
  • each component of the failure monitoring system 100 and the diagnostic apparatus 200 refers to software or hardware such as a field-programmable gate array (FPGA) or an application-specific integrated circuit (ASIC). can do.
  • the components are not limited to software or hardware, and may be configured to be in an addressable storage medium and may be configured to execute one or more processors.
  • the functions provided in the above components may be implemented by more detailed components, or may be implemented as one component that performs a specific function by combining a plurality of components.
  • FIG. 5 is a block flowchart of a fault monitoring method of a vehicle using complex information according to an exemplary embodiment of the present invention.
  • an image is obtained from a plurality of cameras installed in the vehicle, and the vehicle has a fault state from a plurality of ECUs mounted in the vehicle.
  • Acquire warning data for warning S10
  • extract the relevant image of the vehicle part related to the warning data from the acquired image (S20), and display the related image together with the warning data (S30), Provide the driver of the vehicle.
  • an external diagnosis apparatus S40
  • a time and effort for a remote AS center or a mechanic to diagnose a vehicle failure may be reduced.
  • the fault monitoring method of the vehicle using the complex information can be implemented as a module by software and hardware
  • the above-described embodiments of the present invention can be written as a program that can be executed in a computer
  • the computer may be implemented in a general-purpose computer for operating the program using a computer-readable recording medium.
  • the computer-readable recording medium may be implemented in the form of a carrier wave such as a magnetic medium such as a ROM, a floppy disk, a hard disk, an optical medium such as a CD or a DVD, and a transmission through the Internet.
  • the computer readable recording medium can also be distributed over network coupled computer systems so that the computer readable code is stored and executed in a distributed fashion.

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  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Human Computer Interaction (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Closed-Circuit Television Systems (AREA)

Abstract

La présente invention concerne un système et un procédé de surveillance d'un problème dans un véhicule à l'aide d'informations complexes. La présente invention concerne, selon un mode de réalisation, un système de surveillance d'un problème dans un véhicule à l'aide d'informations complexes comprenant : une unité d'acquisition d'images pour acquérir des images à partir d'une pluralité de caméras installées dans le véhicule ; une unité d'acquisition de données pour acquérir, à partir d'une pluralité d'ECU montées sur le véhicule, des données d'avertissement qui avertissent d'un état de panne du véhicule ; une unité d'affichage pour afficher l'image et les données d'avertissement ; et une unité de commande pour commander une image associée à une partie du véhicule concernée par les données d'avertissement à afficher sur l'unité d'affichage avec les données d'avertissement.
PCT/KR2016/012252 2016-06-16 2016-10-28 Système et procédé de surveillance d'un problème dans un véhicule à l'aide d'informations complexes WO2017217608A1 (fr)

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KR1020160074818 2016-06-16

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110738834A (zh) * 2018-07-19 2020-01-31 罗伯特·博世有限公司 车辆故障预警系统及对应的车辆故障预警方法

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JP2003285700A (ja) * 2002-03-28 2003-10-07 Mitsubishi Fuso Truck & Bus Corp 車両の故障診断装置
KR100849615B1 (ko) * 2007-12-20 2008-07-31 (주)유아이 차량 통합 관리 시스템
KR20100023434A (ko) * 2008-08-22 2010-03-04 엘지전자 주식회사 텔레매틱스 단말기와 그에 따른 차량 고장 서비스 제공방법
KR20110048291A (ko) * 2009-11-02 2011-05-11 한국전자통신연구원 차량 고장 정보 출력 시스템 및 고장 정보 출력 방법
KR20130113743A (ko) * 2012-04-06 2013-10-16 현대모비스 주식회사 차량 고장 알림 방법 및 장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003285700A (ja) * 2002-03-28 2003-10-07 Mitsubishi Fuso Truck & Bus Corp 車両の故障診断装置
KR100849615B1 (ko) * 2007-12-20 2008-07-31 (주)유아이 차량 통합 관리 시스템
KR20100023434A (ko) * 2008-08-22 2010-03-04 엘지전자 주식회사 텔레매틱스 단말기와 그에 따른 차량 고장 서비스 제공방법
KR20110048291A (ko) * 2009-11-02 2011-05-11 한국전자통신연구원 차량 고장 정보 출력 시스템 및 고장 정보 출력 방법
KR20130113743A (ko) * 2012-04-06 2013-10-16 현대모비스 주식회사 차량 고장 알림 방법 및 장치

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110738834A (zh) * 2018-07-19 2020-01-31 罗伯特·博世有限公司 车辆故障预警系统及对应的车辆故障预警方法

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