WO2007062572A1 - Terminal d'information pour diagnostic a longue distance de panne de vehicule automobile, et procede de diagnostic - Google Patents

Terminal d'information pour diagnostic a longue distance de panne de vehicule automobile, et procede de diagnostic Download PDF

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Publication number
WO2007062572A1
WO2007062572A1 PCT/CN2006/002949 CN2006002949W WO2007062572A1 WO 2007062572 A1 WO2007062572 A1 WO 2007062572A1 CN 2006002949 W CN2006002949 W CN 2006002949W WO 2007062572 A1 WO2007062572 A1 WO 2007062572A1
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WO
WIPO (PCT)
Prior art keywords
vehicle
processing unit
information
fault
information processing
Prior art date
Application number
PCT/CN2006/002949
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English (en)
Chinese (zh)
Inventor
Jiatong Zhang
Jie Zhu
Xuanmin Tong
Xiang He
Ping Zhao
Original Assignee
Shenzhen Seg Scientific Navigations Co., Ltd
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
Application filed by Shenzhen Seg Scientific Navigations Co., Ltd filed Critical Shenzhen Seg Scientific Navigations Co., Ltd
Publication of WO2007062572A1 publication Critical patent/WO2007062572A1/fr

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Classifications

    • 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
    • G07C5/008—Registering or indicating the working of vehicles communicating information to a remotely located station
    • 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
    • G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
    • G07C5/0808—Diagnosing performance data
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2223/00—Indexing scheme associated with group G05B23/00
    • G05B2223/06—Remote monitoring

Definitions

  • the invention relates to a safety detecting device and method for a vehicle, and more particularly to an information terminal and a method for remotely diagnosing a vehicle fault, which can remotely detect a vehicle periodically and randomly, and timely monitor the running state of the vehicle, which is beneficial to the present invention. Ensure the safe operation of the vehicle.
  • the diagnosis of the vehicle is usually sent to the special vehicle maintenance unit for diagnosis and repair after the user has serious problems in some aspects of the vehicle. Since most users do not have the professional knowledge of vehicle maintenance diagnosis and there is no professional testing tool, it is impossible to find out some abnormal information that occurs during the running of the vehicle in time, so that the vehicle cannot be diagnosed and maintained in time. There are many hidden dangers, and the lighter affects the service life of the vehicle. In severe cases, there will be vehicle breakdown or some safety accidents.
  • the technical problem to be solved by the present invention is to provide an information terminal and method for remotely diagnosing vehicle faults, which can perform on-line detection and diagnosis on a running vehicle at random or random, and timely discover hidden dangers of the vehicle, thereby promptly reminding the user to perform necessary on the vehicle. Repair and maintenance, to eliminate these hidden dangers in the bud.
  • the main purpose of the invention is to set up a terminal on the vehicle, communicate with the communication center through the terminal, randomly or periodically detect the vehicle, provide accurate and reliable vehicle status to the user, timely discover hidden dangers in the vehicle operation, and remind the user to eliminate It.
  • An information terminal for remotely diagnosing a vehicle fault wherein the information terminal for diagnosing a vehicle fault communicates with a vehicle fault detection communication unit, wherein: the information terminal includes an in-vehicle information processing unit and a communication interface, and the vehicle fault detection communication unit is installed In the vehicle, the remote monitoring center is provided with an information diagnosis and processing unit, and the vehicle fault detecting communication unit and the in-vehicle information processing unit are connected through the communication interface set by the information terminal, and transmit the diagnostic signal to the in-vehicle information processing unit, wherein the vehicle information processing unit A wireless transmission vehicle terminal is also connected, and the wireless transmission vehicle terminal and the information diagnosis and processing unit realize signal connection via the wireless communication network.
  • the above-described in-vehicle information processing unit further includes a failure information output device.
  • the above-mentioned fault information output device is a communication handle having both a telephone function and a vehicle alarm function.
  • the above-mentioned vehicle fault detection communication unit and the vehicle power processing unit require the power supply of the vehicle's internal 12V, 24V vehicle power supply, and are respectively connected to the vehicle fault detection communication unit and the vehicle information processing unit after being converted by the power conversion device.
  • the in-vehicle information processing unit is further connected with a memory for storing system setting parameters, detecting a fault information code of the vehicle and real-time data detected by the vehicle, and storing information sent back by the remote monitoring center therein for reminding the user.
  • the information terminal is also connected with a display device, which usually adopts an LED display screen or a liquid crystal display screen to display the detection state of the vehicle and whether there are hidden dangers, faults, etc., so as to remind the user of the condition of the vehicle and need maintenance and repair.
  • the information terminal mainly comprises a central processing unit, a communication buffer, a communication module, a driver, a communication handle, a processor, a buffer, a serial interface and a permanent memory, and the central processing unit is the core of data processing. , which are respectively connected with a communication buffer, a driver, a buffer and a processor, wherein the communication buffer, the driver, the buffer and the processor are respectively connected with a communication module, a communication handle, a serial interface and a permanent memory.
  • the second technical problem to be solved by the present invention is to provide a method for diagnosing a vehicle fault, which can perform online detection and diagnosis on a running vehicle, so that the vehicle can be repaired and maintained in time, and some hidden dangers can be eliminated in the bud.
  • This method of diagnosing a vehicle failure includes the following steps:
  • the vehicle fault detection communication unit and the vehicle information processing unit are pre-installed on the vehicle, and the information diagnosis and processing unit is pre-installed in the vehicle monitoring center, and the vehicle fault detection communication unit and the vehicle information processing unit are connected by a single channel.
  • the in-vehicle information processing unit and the information diagnosis and processing unit are connected by a second channel;
  • the vehicle fault detection communication unit detects the fault, the fault code is sent to the in-vehicle information processing unit via the first channel, and the in-vehicle information processing unit sends the fault code to the information diagnosis and processing unit via the wireless communication network of the second channel;
  • the information diagnosis and processing unit After receiving the fault code, the information diagnosis and processing unit performs recording, analysis and processing, and sends the processed fault information back to the vehicle information processing unit to give the driver a corresponding indication.
  • the information diagnosis and processing unit may also actively send a patrol command to the in-vehicle information processing unit, and the in-vehicle information processing unit notifies the vehicle fault detection communication unit to perform fault detection.
  • the in-vehicle information processing unit can also directly output the fault code to the driver.
  • the information diagnosis and processing unit can also check according to the user's request at any time.
  • the inquiry requires diagnosis and information feedback on the vehicle and classifies and counts it.
  • the above method may further include the following steps: the in-vehicle information processing unit may query the monitored vehicle through the Internet.
  • the above method may further include the following steps:
  • the information diagnosis and processing unit determines that the vehicle has a traffic accident according to the fault code, and the vehicle monitoring center notifies the corresponding traffic accident handling department to process.
  • the vehicle failure detecting communication unit and the in-vehicle information processing unit are pre-installed on the vehicle, the information diagnosis and processing unit, the vehicle failure detecting communication unit and the in-vehicle information processing unit, and the in-vehicle information are pre-installed in the vehicle monitoring center.
  • a signal connection is made between the processing unit and the information diagnostic and processing unit. Therefore, the on-line detection and diagnosis of the running vehicle can be realized by a professional detecting device, and the detected data can be analyzed and processed by the professional of the monitoring center, thereby promptly instructing the driver to perform necessary repair and maintenance on the vehicle, and some will be Hidden dangers are eliminated in the bud.
  • FIG. 1 is a block diagram of a system in an embodiment of the present invention.
  • FIG. 2 is a schematic structural diagram of an in-vehicle information processing unit in an embodiment of the present invention.
  • FIG. 3 is a schematic diagram of functional modules of an in-vehicle information processing unit in an embodiment of the present invention.
  • Fig. 5 is a circuit diagram of an in-vehicle information processing unit in the embodiment of the present invention. detailed description
  • the information terminal for diagnosing vehicle fault in the embodiment belongs to the UT2 part in the figure, and UT1 is a vehicle fault online detecting communication unit, hereinafter referred to as OBD II, which is also disposed in the vehicle for detecting the state of the vehicle.
  • UT2 is the in-vehicle information processing unit, with wireless transmission vehicle terminal with voice, digital transmission and other functions;
  • UT4 is a public wireless mobile communication network;
  • UT3 is a remote monitoring center, its main component is the information diagnosis and processing unit.
  • the vehicle fault detection communication unit UT1 is mounted on the vehicle, the information diagnosis and processing unit UT3 is disposed in the monitoring center, the vehicle fault detection communication unit UT1 is connected to the in-vehicle information processing unit UT2 by the first channel, and the in-vehicle information processing unit UT2 includes the wireless transmission vehicle terminal.
  • the wireless transmission vehicle terminal UT2 and the information diagnosis and processing unit UT3 are connected to each other via the public wireless mobile communication network UT4 of the second channel.
  • the first channel may be, for example, a wired connection of RS232 serial or a wireless connection such as Bluetooth
  • the second channel is a wireless signal connection, as may be a public or private wireless mobile communication network UT4 such as GRS, CDMA.
  • the vehicle fault online detection communication unit UT1 (OBD II) is installed in the vehicle to complete the detection of all vehicle faults necessary for the vehicle and report to the in-vehicle information processing unit UT2 through the serial port.
  • the vehicle information processing unit UT2 performs the following functions:
  • mobile phone function with a call handle, can make dial-up calls, answer calls, send short messages, and so on.
  • Receiving information diagnosis and processing unit UT3 carries out functions such as patrol and alarm on the vehicle.
  • the main functions of the information diagnosis and processing unit UT3 include: 1. Perform some control on the UT2 lower position machine: control of UT1, control of the host, and alarm to the user through UT2;
  • UT4 is a public switched telephone network operated by mobile communication companies. It is a voice/data communication platform that performs point-to-point, point-to-multipoint, and information management functions.
  • the UT 2 of the present invention shown in Figure 1 includes a central processing unit 113, a communication buffer 114, a driver 110, a processor 111, and a buffer 109.
  • a vehicle fault management service platform is established.
  • Serial output interface 100 OBD communication
  • vehicle fault information receiving OBD in two ways: serial output interface 100 and buffer 109;
  • the request communication message is sent to the buffer 109 and the fault code is sent.
  • the central processing unit 113 processes, parses, and transmits to the wireless mobile communication network via the communication buffer 114, the wireless mobile communication network communication module 112, and the radio frequency antenna according to the communication protocol.
  • the UT3 unit After receiving the information of UT2, the UT3 unit processes and records in the information center, and sends the vehicle fault information back to the UT2 unit through the wireless mobile communication network communication network to remind the driver (the owner) of the vehicle to be repaired.
  • UT2 receives the vehicle patrol information sent by UT3, UT2 sends an instruction to serial output interface 100.
  • the central processing unit 113 After receiving the fault code, the central processing unit 113 is processed, parsed, and transmitted to the wireless mobile communication network via the communication buffer 114, the wireless mobile communication network communication module 112, and the radio frequency antenna according to the communication protocol (see attached page).
  • the UT3 unit After receiving the information of UT2, the UT3 unit processes and records in the information center, and sends the vehicle fault information back to the UT2 unit through the wireless mobile communication network to remind the driver (owner) of the vehicle failure and to the maintenance point for maintenance.
  • serial output interface 100 and the buffer 109 are connected to the fault detecting unit by U6, Ul (p81, pl5), J4, and D21 using an RS232 serial port.
  • the UT2 unit can also directly inform the driver (owner) of the vehicle failure and go to the service point for repair.
  • the communication handle 101 is a human-machine communication interface, mainly composed of Ul (pl, p3), and adopts RS232 serial communication, and basically performs the following functions:
  • the telephone answering function can also be transferred to the hands-free state
  • E. Host local test function Test the running status of the system.
  • 111, 113 constitutes a permanent storage function for storing the following information:
  • the vehicle information detecting unit 107 completes the detection of the following information of the vehicle: speed, brake, ACC, door, etc. by Ul, U9, U15, U16, U20, Ql, Q2, Q3, Q4, Q5, Q6, Q7, Q8, Q9, D7, D8, D9, D10, D11, D12, D13, D14, D15, D16, D17, D22 and so on.
  • the vehicle power input unit 108 uses a dedicated 12V, 24V vehicle power supply, and the main unit uses the power converters 104, 105, and 106 to complete the conversion of 5V, 3.3V, 12V and other power supplies. At the same time, the electrical noise of the vehicle is shielded.
  • the power converter 104 performs 12V or 24V to 5V conversion, and is composed of J2, U27, MOS1, D25, L3, F4, F5, etc.; the power converter 105 performs 5V or 24V to 12V conversion, by J2, U3, Dl, L2, Fb3 and the like; power converter 106 completes 5V to 3.3V conversion, and is composed of U28, Fb5, Q14 and the like.
  • the central processor 113 host (using S1C33209IC) has a low power consumption function and can enter a power saving state.
  • the multi-serial interface is the main device.
  • the central processing unit 113 performs the following functions by U7 (P5, P6): 1. Receiving the control information sent by the UT3 unit, after being processed by the UT1 processor, after decoding, performing corresponding actions according to the protocol;
  • the host is powered on, after the initial ⁇ .
  • the management center records the information and reports the fault information to the owner through the wireless mobile communication network.
  • Detect vehicle status information speed, ACC, door opening, battery voltage, tire pressure, etc. And stored, when an abnormality is reported to the owner through the handle or remote wireless mobile communication network.
  • the host detects the vehicle status through the OBD (fault?);
  • the monitoring center informs the traffic accident handling department through the wireless mobile communication network.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Alarm Systems (AREA)

Abstract

Un terminal d'information pour diagnostic à longue distance, de panne de véhicule automobile comprend une unité de communication de détection de panne du véhicule (UT1), une unité de traitement d'information embarquée (UT2), et une unité de diagnostic et de traitement d'information (UT3). L'unité de communication de détection de panne du véhicule (UT1) est connectée à l'unité de traitement d'information embarquée (UT2), via un ensemble interface de communication sur le terminal d'information, et émet le signal du diagnostic à l'unité de traitement d'information embarquée (UT2). L'unité de diagnostic et de traitement d'information (UT3) est montée sur un centre de contrôle à longue distance. Lorsque la panne est détectée, l'unité de communication de détection de panne (UT1) émet le code de panne à l'unité de traitement d'information embarquée (UT2), via un premier canal. L'unité de traitement d'information embarquée (UT2) émet le code de panne à l'unité de diagnostic et de traitement d'information (UT3), via le réseau du second canal. Après réception du code de panne, l'unité de diagnostic et de traitement d'information (UT3) enregistre, analyse et traite le code de panne et retourne les résultats à l'unité de traitement d'information embarquée (UT2), en vue de fournir une indication aux conducteurs.
PCT/CN2006/002949 2005-12-01 2006-11-03 Terminal d'information pour diagnostic a longue distance de panne de vehicule automobile, et procede de diagnostic WO2007062572A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CNA2005101020427A CN1936994A (zh) 2005-12-01 2005-12-01 远程诊断车辆故障的信息终端及诊断方法
CN200510102042.7 2005-12-01

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Publication Number Publication Date
WO2007062572A1 true WO2007062572A1 (fr) 2007-06-07

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CN113778064A (zh) * 2021-09-23 2021-12-10 北京中达瑞拓科技有限公司 一种智能设备远程检测诊断系统

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CN102568053B (zh) * 2010-12-31 2015-02-11 上海博泰悦臻电子设备制造有限公司 综合车辆故障检测系统的车载端及其数据处理方法
CN102354207A (zh) * 2011-08-05 2012-02-15 北京航天科工世纪卫星科技有限公司 基于车载信息终端的车辆故障远程诊断方法
CN102426453A (zh) * 2011-12-30 2012-04-25 上海博泰悦臻电子设备制造有限公司 汽车远程诊断装置及方法
CN105700509B (zh) * 2014-11-28 2018-04-06 奇点新源国际技术开发(北京)有限公司 基于can总线的车载终端检测方法及装置
CN105270293A (zh) * 2015-06-24 2016-01-27 广州爱亿信息科技有限公司 一种基于云服务的车辆保养提醒方法及其车载终端装置
CN105141796B (zh) * 2015-08-20 2018-03-20 北京汇通天下物联科技有限公司 智能终端远程快速语音诊断系统
WO2017139930A1 (fr) * 2016-02-17 2017-08-24 吴伟民 Procédé et système de détection de défaillance à distance de véhicule
CN106324514B (zh) * 2016-08-23 2018-12-28 重庆长安铃木汽车有限公司 车辆电池性能试验方法及其系统
KR102103854B1 (ko) * 2017-04-07 2020-06-01 런치 테크 컴퍼니 리미티드 자동차 원격 진단 및 보수 방법과 장치
CN108227579A (zh) * 2017-12-29 2018-06-29 深圳市元征科技股份有限公司 一种车辆诊断信息的处理方法及装置、电子设备
CN109885039A (zh) * 2019-03-28 2019-06-14 北京汇通天下物联科技有限公司 一种基于主从机的防疲劳设备的故障远程/自动诊断方法
CN110045713B (zh) * 2019-03-29 2021-04-13 宝鸡石油机械有限责任公司 一种钻机盘刹控制测试系统及控制测试方法
CN110763487A (zh) * 2019-11-08 2020-02-07 江苏食品药品职业技术学院 一种汽车检测线远程智能诊断系统

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