JP2001184578A - Diagnostic information system for vehicle and accident processing information system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a diagnostic information and accident processing information system for vehicle, with which the safety operation of a vehicle is enabled and damage caused by the occurrence of an accident can be suppressed to a minimum by diagnosing the defect of the vehicle under operating or information of the occurrence of accident of the vehicle from a distant place and speedily providing accident processing services corresponding to the diagnosed result. SOLUTION: The diagnostic information system is provided in a vehicle for detecting the trouble and accident of the vehicle and transmitting the information regarding such trouble and accident and when the trouble and accident information signals are received from the vehicle, the accident processing information system can speedily perform processing after the fact by providing the position information or the like of the trouble or accident vehicle on the basis of the trouble and accident information. Thus, the life and property of a driver can be protected.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle, and more particularly, to a vehicle diagnostic information apparatus for diagnosing a defect and an accident state of a running vehicle and wirelessly providing the information to an accident processing information system at a remote place. It is about. The present invention also relates to an accident processing information system capable of receiving vehicle defect and accident information provided from a vehicle and providing an appropriate accident processing service for the vehicle defect and accident.

[0002]

2. Description of the Related Art Automobiles and other vehicles, which are indispensable for daily life, provide many conveniences to daily life, but can avoid damage to human life and property in the event of a large accident. Absent. This accident generally occurs due to negligence in driving, drunk driving, excessive speed, and the like. However, when an accident occurs in a vehicle, most of the drivers are in a hurry, and it is often impossible to immediately handle the accident. For this reason, it may be difficult to grasp the situation of the accident.

In a conventional vehicle, when an engine or an important part has an abnormality, a warning light in this part is turned on. However, in general, a driver or the like ignores a warning of abnormality if the operation of the vehicle is not so affected, which may lead to an accident. In addition, as a measure against a conventional vehicle accident processing, there is a case where a service of an insurance company with which a driver has joined is used. That is, the driver informs the insurance company of the accident by telephone when a vehicle accident or breakdown occurs during the operation of the vehicle, and the insurance company sends the towing vehicle to the accident location to tow the accident vehicle. .
Alternatively, the engine control unit (Engine
Control unit (hereinafter referred to as ECU) is analyzed to diagnose the contents of the failure.

However, in order to receive the service provided by the insurance company, the driver must report the accident to the insurance company, and the driver and his / her passenger are injured and report the accident to the insurance company. However, there is a problem that the situation of the accident becomes worse as time passes.

[0005]

SUMMARY OF THE INVENTION The present invention has been made to solve such a problem, and an object of the present invention is to provide:
An object of the present invention is to provide a vehicle diagnostic information device that can diagnose a defect or an accident of a vehicle during operation and can wirelessly notify the information to an accident processing information system located at a remote place. It is another object of the present invention to provide an accident processing system that receives information on an accident and a failure provided from a vehicle and provides an appropriate service based on the accident and the failure.

[0006]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention is a device mounted on a vehicle to provide information on the emergency situation of the vehicle to an accident processing information system, and detects traveling and failure information of the vehicle. Engine control unit (ECU)
And a scanner that encodes and provides the information provided by the engine control unit, a number of sensors mounted outside the vehicle that measure and provide impact of the vehicle, and receive the current position information of the vehicle from the satellite. And a first data converter that encodes and provides information provided by a number of sensors and the position information provider, and wirelessly communicates a code value provided by the first data converter. A second data conversion unit for converting the data into a network protocol format and providing the code value provided from the second data conversion unit to the accident processing system;

[0007] The present invention also provides a device for providing emergency services by receiving fault and accident information from a vehicle diagnostic information system, which receives the position, fault and accident information of the vehicle transmitted through a wireless communication network. Information transmitting and receiving unit, a restoring unit for restoring and providing fault and accident information of the second information transmitting and receiving unit, and a position information providing unit for receiving and providing current position information of the vehicle provided from the restoring unit And an accident class determination unit that determines and provides an accident class and a failure class by combining the accident information and the failure information of the vehicle provided by the restoration unit, and determines an accident handling service based on the failure and the accident class information, and An accident processing service control unit is provided for notifying the nearest accident processing station of a vehicle accident or failure.

Further, the present invention is a system for transmitting and receiving the state of a vehicle wirelessly and providing a service according to the state of the vehicle. Diagnosis of a vehicle installed in the vehicle and wirelessly transmitting information on the failure and occurrence of an accident of the vehicle. An information transmission system, and a system that wirelessly receives information on the failure of the vehicle and the occurrence of an accident and provides an accident processing service for the vehicle on which the failure and the accident have occurred.

[0009]

Embodiments of the present invention will be described below in detail with reference to the accompanying drawings. FIG. 1 is a block diagram of a diagnostic information system for a vehicle which is mounted on a vehicle and transmits information on a failure or an accident of the vehicle. FIG. It is a block diagram of the accident processing information system provided.

In FIG. 1, reference numeral 110 denotes vehicle operation information, engine speed, vehicle speed, and information for determining vehicle failure, that is, cooling water temperature, throttle valve angle, oxygen sensor value. And the like, which is detected and provided to the scanner (115). A scanner (115) connected to the ECU (110) encodes each value detected and provided from the ECU (110) and provides the same to the first data conversion unit (140). Show on spray. Also, a number of sensors (120) are installed outside the vehicle.
That is, sensors are installed on the side of the vehicle, the front of the vehicle, and the rear of the vehicle. Each of the sensors as an impact sensor detects the amount of the impact when a collision accident of the vehicle occurs, and the first data converter (140). ) To provide.

Further, a location information providing unit (GPS: G
lobal Positioning System) (125) is installed, and the GPS providing unit (125) provides vehicle location information provided by satellite,
The first data conversion unit (14) receives the vehicle latitude and longitude values and
0). In addition, a predetermined ID (Indentifier) is given to the vehicle to which the system of the present invention is applied.
In this embodiment, the vehicle ID information is provided from the vehicle ID providing unit (130).
It can be installed in the data converter (140) or another device.

The first data converter (140) encodes diagnostic information, that is, a value detected by the ECU, a sensor value obtained by an impact of the vehicle, and current position information and vehicle ID of the vehicle. It is provided to the second data converter (145).
The second data converter (145) receives each code value provided from the first data converter (140), and receives the code value from the first data converter (140).
MA (Code Division Multiple Access) network or TDMA (Time
Division Multiple Access) network.
For this reason, the second data conversion unit (145)
The code from 0) is converted by the protocol used in the wireless communication network. Further, in order to prevent an error occurring when transmitting through a wireless communication network, a predetermined error correction code is added to a code of the first data conversion unit (140),
In addition, an encryption code is added to prevent illegal acquisition of information by others.

The first information transmission / reception unit (150) maps the diagnostic information of the vehicle, the current position information of the vehicle, and the code value for the ID information of the vehicle provided from the second data conversion unit (145) through a wireless communication network. The data is transmitted to the accident processing system shown in FIG. The accident processing system plays a role of receiving the transmitted character information and voice information so that the user can recognize the information and receive the selection information of the user.

More specifically, the accident processing information system shown in FIG. 1 receives information from a vehicle equipped with the diagnostic information system shown in FIG. 1 and detects an accident and a failure of the vehicle.
When a vehicle accident or a breakdown occurs, a predetermined message (text and voice message) for inquiring the driver of the vehicle whether or not an accident handling service is required is provided through a wireless communication network. A first information transmission / reception unit (150) included in the diagnostic information system of FIG. 1 is a character information display unit that provides character information of an accident handling system provided through a wireless communication network.
In step (160), the voice information is provided to the voice generation unit (165) to notify the driver of the vehicle of a message inquiring whether or not to receive the service of the accident handling system by text and voice.

The driver of the vehicle can select the message of the character information display section (160) and the voice generation section (165), that is, whether to receive the service of the accident processing system,
These selections can be made using the user selection section (155). The user selection unit (155) includes a key for selecting reception or non-reception of a service, and provides a key signal (referred to as a user selection signal) activated by a user to the first information transmission / reception unit (150). Then, the first information transmission / reception unit (150) transmits the user selection signal of the user selection unit (155) to the accident processing information system. The accident handling information system determines whether to provide a service of the accident handling information system according to a user selection signal from the first information transmitting / receiving unit (150).

When a large vehicle accident occurs and all the passengers including the driver are unaware, the passenger including the driver receives an accident processing service in the accident processing information system. You will not be able to select. As described above, when the passenger including the driver cannot select to receive the accident handling service in the accident handling information system, it is necessary to forcibly provide the accident handling information service for the accident vehicle.

In the diagnostic information system of the present embodiment, RF (Rad
io Frequency) signal generating unit (170), the first information transmitting / receiving unit (150) after driving the character information display unit (160) and the voice generating unit (165) according to the information from the accident processing information system , User selection part (155) during the already set time
If no key is input, the RF signal generator (170) is operated. That is, when a large vehicle accident occurs and the driver or the like loses consciousness and cannot make a decision on the service of the accident processing information system, the accident processing information system is automatically turned on after a predetermined time has elapsed. When the operation is performed, the exact location where the accident has occurred is obtained by using the GPS signal to obtain the approximate location and then using the RF signal from the RF signal generator (170).

Since the RF signal generating section (170) is configured to continuously generate an RF signal in a predetermined frequency band when its operation starts, a vehicle dispatched for an accident handling service first receives a GPS signal. To the place detected by, then the RF signal generator
By tracking the RF signal from (170), the exact position of the accident vehicle can be easily searched. In the above description, when the key of the user selection unit (155) is not input for a predetermined time after the character information display unit (160) and the voice generation unit (165) are driven, the RF signal generation unit (170) Is supposed to work,
If necessary, the RF signal generating section (170) may be configured to operate from the moment when the first information transmitting / receiving section (150) wirelessly transmits a vehicle accident / failure signal to the accident processing information system.

Next, a specific operation of the accident processing information system shown in FIG. 2 will be described. When the diagnostic information of the vehicle, the current position information of the vehicle, and the ID information of the vehicle are transmitted through the wireless communication network, the second information transmitting / receiving unit (210) receives the transmitted information and receives the transmitted information. Public Switched
The data is provided to the restoration unit 220 through a telephone network or a dedicated Internet network. The restoring unit (220) decodes information received through the PSTN network or the Internet only network with code data and outputs the decoded data.The restoring unit (220) has a user selection information input unit (225) and a vehicle ID identification. Unit (230), a location information providing unit (235) and an accident class determining unit (240) are connected. Such components (225, 230, 235, 240) can be configured in one process together with the accident handling service control unit (250). The accident processing service control unit (250) is for receiving an information signal as to whether the driver of the accident vehicle receives the service of the accident processing information system, and has a vehicle ID.
The identification unit (230) receives and identifies the vehicle ID data, and the position information providing unit (235) uses the current position data of the vehicle, that is, the current position using the longitude and latitude data. The accident class determination section (240) is for determining the accident and failure class of the vehicle using the values detected by the ECU and sensors of the vehicle.

In addition, the accident grade determination unit (240) determines the ECU (1
The failure class of the vehicle is determined by combining the failure information of the vehicle detected in 10) and provided to the accident processing service control unit (250). The accident processing service control unit (250), if provided with the accident class information and the vehicle failure class information from the accident class determination unit (240), receives the vehicle accident and the vehicle failure information temporarily, and A message for inquiring whether to receive the processing service is provided to the vehicle diagnostic information system through the PSTN network (215) and the second information transmitting / receiving unit (210). Since the provided message is provided to the driver through the character information display unit (160) and the sound generation unit (165) of the vehicle, the driver determines whether to receive the service by the user selection unit (155). Can be done. User selection section
The service reception information of the user selected from (155), that is, the user selection signal is transmitted to the wireless communication network and the second information transmitting / receiving unit.
(210) and the user selection information input unit (225) through the PSTN network and restoration unit (220), and the accident handling service control unit (250)
Will receive your service receipt information, or
If the service receipt information from the driver is not received within a predetermined time, the accident processing information system is automatically activated. That is, the accident processing service control unit (250) combines the current position information of the vehicle provided through the position information providing unit (235) and the accident class and failure class information provided from the accident class determination unit (240), An accident handling service corresponding to the result is determined, and the information of the result is provided to the insurance company (265), the emergency center (270), and the maintenance center (275), which are accident handling sites.

The accident processing station and the accident processing service control unit
(250) is connected through the PSTN network or the Internet network. The accident processing service control unit 250 includes an insurance company, an emergency center, and a maintenance center for performing accident processing as an accident processing service providing server, and a database in which positional information thereof is stored. Then, an insurance company, an emergency center, and a maintenance facility closest to the position of the accident vehicle provided by the position information providing unit (235) are searched, and the searched processing site is provided with information on the occurrence of the accident and the processing of the accident. Provide consignment information using PSTN network or Internet network. In the case of a vehicle failure, the accident processing service control unit (250) notifies the insurance company (265) and the maintenance facility (275) of the occurrence of the failure, thereby completing the primary processing. But
If a vehicle accident occurs, the emergency center (270) must be notified according to the severity of the accident. To cope with this situation, a number of sensors (120) are attached to the vehicle according to the embodiment of the present invention as shown in FIG.
(250) determines the accident class based on the information from the sensors and the information from the ECU (110).

This embodiment discloses a method of determining the accident class by detecting three pieces of information of a vehicle, that is, information of a collision position of the vehicle, a speed of the vehicle, and information of wearing a safety belt. First,
The degree of injuries to passengers should be different depending on the direction of collision of the vehicle. As shown in FIG. 3, when the front of the vehicle (A) collides, the possibility of serious injury is high. Next, when the driver's seat and the position behind the driver's seat (B) collide, the next is The probability of a serious injury is reduced in the order when the rear side of the vehicle and the seat (C) behind the front passenger seat collide. Therefore, in the present invention, two sensors (S1-S8) are installed on the front, rear and both sides of the vehicle to detect the direction of the collision at the time of the collision, and the position of the collision of the vehicle is detected. In addition, the speed information of the vehicle at the time of wearing the safety belt and collision is detected by the ECU.

In the present embodiment, the risk of injuries occurring in the event of a collision is classified according to the vehicle speed according to the grades a, b, and c. 80km,
The c class was set to be 81 km / h or more. In the event of a vehicle collision, driver and passenger injury information is based on the above three factors.
That is, the collision degree can be predicted based on the collision position of the vehicle, the vehicle speed, and the information on the wearing of the safety belt, and the degree of the injury can be classified and predicted as shown in Table 1.

[0024]

[Table 1]

[0025] In Table 1 above, the accident class 1 is a large accident class that may cause serious injury or death, the class 2 is a minor injury to a serious injury,
The grades are distinguished by the grade of the accident, which may be less than minor. In the above example, only the collision information was used among the values detected by the sensors (S1-S8), but if the sensor (S1-S8) is configured to be able to detect up to the collision force, the collision force may be used to detect an accident. Grades can also be classified. Although an air bag element can be included, the description is omitted in this embodiment.

[0026]

As described above, the vehicle diagnostic information system according to the present invention provides information on a vehicle failure and a vehicle accident to the accident processing information system, and the accident processing information system provides information on the vehicle accident and the failure. Provide appropriate incident handling services. As a result, in addition to being able to prevent an accident in advance, it is possible to quickly perform post-processing of a large-scale accident, thereby protecting the life and property of passengers of the vehicle.

[Brief description of the drawings]

FIG. 1 is a block diagram of a vehicle diagnostic information system according to the present invention.

FIG. 2 is a block diagram of a vehicle accident processing information system according to the present invention.

FIG. 3 is a layout diagram of sensors and the like mounted on a vehicle for determining an accident class.

[Explanation of symbols]

 110 Engine control unit (ECU) 115 Sensor unit 120, 235 Position information (GPS) providing unit 130 Vehicle ID providing unit 140, 145 Data converting unit 150, 210 Information transmitting / receiving unit 155 User selecting unit 160 Character information display unit 165 Voice generation Unit 170 RF signal generation unit 215, 260 PSTN (or Internet dedicated network) 220 Restoration unit 225 User selection information input unit 230 Vehicle ID identification unit 240 Accident grade determination unit 250 Accident handling service control unit 265 Insurance company 270 Emergency center 275 Maintenance Place

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) B60S 5/00 B60S 5/00 G06F 17/60 112 G06F 17/60 112G G08B 25/00 510 G08B 25/00 510B 25/04 25/04 C G08G 1/13 G08G 1/13

Claims (8)

[Claims] 1. An engine control unit (ECU), a scanner for encoding and providing the information provided from the engine control unit, and a plurality of sensors mounted outside the vehicle and measuring and providing an impact of the vehicle. Sensors, a position information providing unit that receives and provides position information of the vehicle, and a first data conversion unit that codes and provides information provided from the scanner, the multiple sensors and the position information providing unit. A second data conversion unit for converting a code value provided from the first data conversion unit into a protocol format of a wireless communication network and providing the converted code value; A diagnostic information system for a vehicle, comprising: a first information transmitting / receiving unit that transmits the information to a system. 2. An audio signal generator, a character information display,
A user selecting unit for determining whether to receive the accident processing service, wherein the first information transmitting / receiving unit receives the signal of the accident processing service from the accident processing information system and outputs the voice through the voice generating unit. Control to display the character message through the character information display unit, determine whether to receive the accident processing service selected by the user selection unit, and determine whether to receive the accident processing information system. The diagnostic information system for a vehicle according to claim 1, wherein the diagnostic information system is configured to be provided to a vehicle. 3. The control of the first information transmitting / receiving unit,
3. The diagnostic information system for a vehicle according to claim 2, further comprising an RF signal generating unit that outputs an RF signal in a predetermined frequency band. 4. The first information transmitting / receiving unit, after receiving the information signal of the accident processing service from the accident processing information system, determines the reception of the accident processing service from the user selecting unit during a predetermined time. 4. The diagnostic information system for a vehicle according to claim 3, wherein said RF signal generator automatically operates when there is no vehicle. 5. An accident processing information system device which operates by receiving fault and accident information from a diagnostic information system of a vehicle, wherein the position information of the vehicle transmitted through a wireless communication network, the fault information of the vehicle, A second information transmitting and receiving unit that receives the accident information, a restoring unit that restores and provides the failure and accident information of the second information transmitting and receiving unit, and a position information of the vehicle that is provided from the restoring unit. A position information providing unit to provide, an accident class determining unit that determines and provides an accident class and a failure class by combining the accident information and the failure information of the vehicle provided from the restoration unit, and the failure and accident class information. An accident handling information system, comprising: an accident handling service control section that determines an accident handling service and notifies an accident handling facility closest to the vehicle of an accident and a failure of the vehicle. Tem. 6. The accident handling information system according to claim 5, wherein said accident handling service control unit and said accident handling agency are connected by a wire network. 7. The accident handling service control unit, when the failure and accident grade information is received from the accident grade determining unit, determines whether or not to receive the accident handling service. 6. The system according to claim 5, wherein said vehicle is provided with a notification of an accident and a failure of said vehicle if said vehicle is not determined to receive said accident processing service within a predetermined time from said vehicle. Or the accident handling information system according to 6. 8. The accident handling information system according to claim 7, wherein said second information transmitting / receiving unit and said restoring unit are connected by a wire network.