KR20180012207A - Apparatus and method for collecting information of a vehicle for accident notification - Google Patents

Abstract

An apparatus and a method for collecting information of a vehicle for accident notification are disclosed. According to an embodiment of the present invention, a method for processing information of a vehicle for accident notification using the apparatus for collecting information of a vehicle comprises the steps of: performing initial setting for notifying that an accident of a vehicle occurs; obtaining sensor information according to an available state of a vehicle sensor based on the initial setting; and determining whether the accident occurs by analyzing the sensor information, and notifying a control center that the accident of the vehicle occurs. Therefore, damages and the costs of damages due to the accident of the vehicle can be prevented in advance.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a vehicle information collecting apparatus and a vehicle information collecting apparatus,

The present invention relates to a technique for processing accident information generated in a vehicle and automatically notifying accident information.

Various devices and methods have been developed to prevent malfunctions and accidents occurring in vehicles in the early stage. In particular, in order to dramatically lower emergency situations such as breakdowns and accidents, it is necessary to quickly collect information from the vehicle, analyze the collected information, promptly transmit accident information to the control center, and request the structure.

In order to process the accident information about an emergency occurring in a vehicle, a device capable of processing information in the vehicle is required, and such a device may require an additional device to embed the information transmission function or to perform the transmission function.

Korean Patent Publication No. 10-2013-0089512 entitled " Vehicle self-diagnosis apparatus and method for processing accident information and recording medium using the same, "discloses a method of detecting an impact of an automobile, To be transmitted to a server via a wireless terminal device, and an accident information processing method using the same.

However, Korean Patent Laid-Open No. 10-2013-0089512 has a limit to process only accident information corresponding to an impact.

An object of the present invention is to provide accident information processing and accident information notification service for an emergency situation occurring in a vehicle.

It is another object of the present invention to provide a structure of an information processing message.

The present invention also aims to reduce the cost of accident information processing and accident information notification service.

It is also an object of the present invention to prevent damage and damage cost caused by an accident of a vehicle at an early stage.

According to another aspect of the present invention, there is provided a method of using a vehicle information collecting apparatus, the method comprising: performing an initial setting for an accident occurrence notification of a vehicle; Acquiring sensor information according to whether the vehicle sensor is usable based on the initial setting, analyzing the sensor information to determine whether or not an accident has occurred, and notifying the occurrence of an accident of the vehicle to the control center.

The present invention can provide accident information processing and accident information notification service for an emergency situation occurring in a vehicle.

In addition, the present invention can provide a structure of an information processing message.

Further, the present invention can reduce the cost of accident information processing and accident information notification service.

Further, the present invention can prevent the damage and the damage cost caused by the accident of the vehicle at an early stage.

1 is a view illustrating a vehicle information processing system according to an embodiment of the present invention.
2 is a detailed block diagram block diagram of an example of the vehicle information collecting apparatus shown in FIG.
3 is a detailed block diagram showing an example of the vehicle information processing apparatus shown in FIG.
4 is a flowchart illustrating a method of collecting vehicle information according to an exemplary embodiment of the present invention.
FIG. 5 is a sequence diagram illustrating an example of the short-range communication connection and the F / W and D / B update steps shown in FIG.
FIG. 6 is an operation flowchart showing an example of an accident determination step through the vehicle information processing apparatus shown in FIG. 4 in detail.
FIG. 7 is an operation flowchart illustrating an example of an external sensor use incident determination step shown in FIG. 4 in detail.
FIG. 8 is a sequence diagram illustrating an e-Call service execution process according to an exemplary embodiment of the present invention. Referring to FIG.

The present invention will now be described in detail with reference to the accompanying drawings. Hereinafter, a repeated description, a known function that may obscure the gist of the present invention, and a detailed description of the configuration will be omitted. Embodiments of the present invention are provided to more fully describe the present invention to those skilled in the art. Accordingly, the shapes and sizes of the elements in the drawings and the like can be exaggerated for clarity.

Throughout the specification, when an element is referred to as "comprising ", it means that it can include other elements as well, without excluding other elements unless specifically stated otherwise.

Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to the accompanying drawings.

Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a view illustrating a vehicle information processing system according to an embodiment of the present invention.

Referring to FIG. 1, a vehicle information processing system according to an embodiment of the present invention can process accident information using a vehicle information collecting apparatus 10 and a vehicle information processing apparatus 100.

The vehicle information collecting apparatus 10 can collect vehicle information and sensor information using sensors from in-vehicle apparatuses (ABS / ESP, airbags, BCM, etc.).

At this time, the vehicle information collecting apparatus 10 can acquire sensor information necessary for an accident judgment from a vehicle sensor corresponding to a collision sensor, an airbag deployment sensor, an acceleration sensor, or the like mounted on an in-vehicle apparatus.

At this time, the vehicle information collecting apparatus 10 may include an external sensor for collecting sensor information not obtainable from the vehicle internal apparatus.

At this time, the vehicle information collecting apparatus 10 can acquire the sensor information equivalent to the vehicle sensor information by using the external sensor.

For example, one example of the vehicle information collection device 10 may correspond to a device such as an OBD-II scanner.

At this time, the vehicle information collecting apparatus 10 can acquire the sensor information from the in-vehicle apparatus and transmit it to the vehicle information processing apparatus 100.

Further, the vehicle information collecting apparatus 10 may determine whether or not an accident has occurred, based on the acquired sensor information.

The vehicle information processing apparatus 100 can receive the sensor information and determine whether or not the sensor information has been received.

For example, the vehicle information collecting device 10 and the vehicle information processing device 100 may correspond to an e-Call terminal device (AECD, Accident Emergency Call Devices) that processes a vehicle emergency call system have.

The vehicle information processing apparatus 100 can determine whether or not an accident has occurred based on the sensor information transmitted from the vehicle information collecting apparatus 10.

At this time, the vehicle information processing apparatus 100 may determine whether or not an accident has occurred by using an external sensor.

The external sensors may be connected to the vehicle information collecting apparatus 10 and the vehicle information processing apparatus 100 and the vehicle information collecting apparatus 10 and the vehicle information processing apparatus 100 may be connected to the first external sensor and the second external sensor 100, . ≪ / RTI >

At this time, the external sensor senses the vehicle driving information and can acquire the sensor information necessary for the accident judgment in real time.

At this time, the vehicle information processing apparatus 100 can provide a manual e-call service by a manual button.

At this time, the vehicle information processing apparatus 100 can calculate the position of the vehicle using the GNSS signal and the mobile communication network signal.

At this time, the vehicle information processing apparatus 100 can transmit accident information for emergency rescue request to the control center 20 in the event of an accident.

The accident information may correspond to information transmitted from the vehicle information processing apparatus 100 to the control center 20 in the event of an accident.

At this time, the accident information may include information directly related to the accident and additional information.

At this time, the vehicle information processing apparatus 100 can perform a voice call with the operating personnel of the control center 20 by using the voice call function.

The control center 20 can finally determine the occurrence of an accident based on the accident information received from the vehicle information processing apparatus 100. [

At this time, the control center 20 can transmit a rescue request to the rescue institution.

At this time, the control center 20 can provide a PSAP (Public Safety Answering Point) and a Proxy PSAP function.

The PSAP can make a final accident judgment through a voice call with the driver / passenger, and can request a rescue request to the rescue organization.

The Proxy PSAP receives incident information from the vehicle information processing apparatus 100 and can perform automatic voice guidance with the vehicle driver / passenger using the automated function and determine whether or not an accident has occurred.

At this time, if the Proxy PSAP is estimated as an accident requiring a response, it can transmit the received incident information to the PSAP and connect the voice call to the PSAP.

2 is a detailed block diagram showing an example of the vehicle information collecting apparatus shown in FIG.

2, a vehicle information collecting apparatus 10 according to an embodiment of the present invention may include a vehicle sensor unit 11, a vehicle state management unit 12, and a data transfer unit 13.

The vehicle sensor unit 11 can acquire real-time sensor information of the vehicle internal apparatus necessary for the accident determination by using the external sensor.

Vehicle internal devices may include devices, units and modules that make up the vehicle such as ABS / ESP, TCU, Airbag, BCM, Engine.

The vehicle condition management unit 12 can acquire sensor information on the in-vehicle apparatus from the vehicle sensor or the external sensor in real time

The vehicle information may include information such as a vehicle number (type of vehicle, production company and production year), fuel information, driver information, and transmission period of sensor information.

The sensor information may correspond to the information acquired in real time using the sensor periodically and continuously with respect to the vehicle internal apparatus, and the sensor information may correspond to the information acquired in real time using the sensor, Information, and the like.

The airbag deployment information may correspond to the airbag deployment signal information generated inside the vehicle in the event of an accident.

The collision signal information may correspond to information generated in the vehicle when a vehicle collision occurs.

The vehicle occupant information may correspond to information on the number of occupants of the vehicle using the seat seat sensor and the number of seatbelt fasteners.

At this time, the vehicle occupant information can be set to the internal value (000000) when information confirmation is impossible.

The acceleration information may include the unit [g] value measured by the lateral, longitudinal, and vertical acceleration sensors of the vehicle for impact measurement in the event of an accident.

The attitude change information may include a yaw rate (rotational angular velocity), a pitch, and a roll value of the vehicle body. The posture change information can be displayed based on the vehicle center axis.

Vehicle speed information can be considered separately from vehicle speed information and wheel speed.

The wheel speed information may include independent cloud speed information for each wheel.

At this time, the vehicle condition management unit 12 can acquire vehicle information from the vehicle internal apparatus using the vehicle sensor or the external sensor.

At this time, the vehicle state management unit 12 can confirm whether or not the own accident is determined.

At this time, the vehicle state management unit 12 can acquire the sensor information by using the external sensor when self-accident judgment is possible.

At this time, the vehicle state management unit 12 may analyze the acquired sensor information and determine an accident by itself.

At this time, when an accident is determined from the sensor information, the vehicle state management unit 12 can transmit the accident information to the control center 20 via the data transfer unit 13. [

At this time, when the vehicle status management unit 12 receives the reception confirmation message from the control center 20, it can acquire the sensor information using the external sensor. If an acknowledgment message is not received, the incident information can be retransmitted.

The vehicle state management unit 12 can process the accident information by transmitting the sensor information acquired by using the vehicle sensor to the vehicle information processing apparatus 100 when the self-accident determination is impossible.

At this time, the vehicle state management section 12 can deliver the acquired vehicle information to the vehicle information processing apparatus 100. [

At this time, when the vehicle state management unit 12 fails to receive the acknowledgment message (ACK) from the vehicle information processing apparatus 100 or when receiving the vehicle information retransmission request message (NAK) from the vehicle information processing apparatus 100 The vehicle information can be retransmitted.

At this time, when the vehicle status management unit 120 receives the acknowledgment message (ACK) from the vehicle information processing apparatus 100, it can acquire the sensor information from the vehicle sensor and transmit it to the vehicle information processing apparatus 100. [

At this time, the vehicle information processing apparatus 100 can determine the accident from the acquired sensor information and transmit the accident information to the control center 20. [

The process by which the vehicle information processing apparatus 100 judges an accident and notifies an accident will be described in detail below with reference to FIG.

The data transfer unit 13 can transmit vehicle information and sensor information to the vehicle information processing apparatus 100. [

At this time, the data transfer unit 13 may request the vehicle information processing apparatus 100 to establish a short-distance communication connection for transmitting information.

At this time, the data transmission unit 13 can set data transmission including the communication transmission period and the transmission message message length with the vehicle information processing apparatus 100.

At this time, the data transfer unit 13 may request the vehicle information processing apparatus 100 to update the system F / W and the vehicle sensor D / B.

The data transfer unit 13 may also send incident information to the control center 20 at the request of the vehicle state management unit 12. [

3 is a detailed block diagram showing an example of the vehicle information processing apparatus shown in FIG.

3, the vehicle information processing apparatus 100 according to an exemplary embodiment of the present invention includes an information collecting unit 110, an information processing unit 120, a communication unit 130, a power supply unit 140, 150).

The information collecting unit 110 may acquire sensor information using a vehicle sensor or an external sensor.

At this time, the information collecting unit 110 can determine whether or not the vehicle sensor and the external sensor can be used.

At this time, the information collecting unit 110 can determine whether the vehicle sensor and the external sensor can be used, and if the vehicle sensor is available, the sensor information can be obtained using the vehicle sensor.

In addition, the information collecting unit 110 may determine whether the vehicle sensor and the external sensor can be used, and if the vehicle sensor is unavailable, the sensor information may be acquired using the external sensor.

In addition, the information collecting unit 110 may be requested to establish a short-distance communication connection from the vehicle information collecting apparatus 10. [

The information processing unit 120 can process the acquired vehicle information and sensor information.

At this time, the information processing unit 120 may initialize all previously stored settings and stored data.

At this time, when the information processing unit 120 receives a request for a short-distance communication from the vehicle information collecting apparatus 10, the information processing unit 120 can approve the short-distance communication connection.

When the F / W and D / B update requests are received from the vehicle information collecting apparatus 10 or when it is determined that the F / W and D / B updating are necessary, the information processing unit 120 transmits the vehicle information 10 and the F / W and D / B update of the D /

When the vehicle information processing apparatus 100 needs to be updated, the information processing unit 120 may receive the update data through the communication unit 130 and perform the update operation after the connection to the mobile communication network through the communication unit 130 have.

At this time, the information processing unit 120 transmits the system firmware (F / W, Firmware) of the vehicle information collecting apparatus 10 and the collectable sensor information (vehicle information) through the communication unit 140 so that the vehicle can smoothly perform the emergency notification automatically (D / B, Data base) list including the data of the vehicle.

In addition, the information processing unit 120 may transmit the start request of the e-call service to the vehicle information collecting apparatus 10.

At this time, the vehicle information collecting apparatus 10 can transmit the vehicle information acquired in response to the e-call service start request to the vehicle information processing apparatus 100. [

At this time, when the information processing unit 120 receives the vehicle information from the vehicle information collecting apparatus 10, it transmits an acknowledgment message (ACK). When the vehicle information is not received, the information processing unit 120 retransmits the e-Call service start request can do.

At this time, the vehicle information collecting apparatus 10 may periodically transmit the acquired sensor information to the vehicle information processing apparatus 100 when receiving the acknowledgment message.

At this time, the vehicle information collecting apparatus 10 can transmit to the vehicle information processing apparatus 100 the setting information including information about a sampling rate (samplingRate) for transmitting the acquired sensor information at a predetermined period.

At this time, the information processing unit 120 can analyze the received sensor information.

At this time, the information processing unit 120 can determine the occurrence of an accident using the received sensor information.

At this time, the information processing unit 120 can determine the severity of the accident from the received vehicle information and sensor information.

At this time, the information processing unit 120 can generate accident information about the accident and the severity of the accident.

At this time, the information processing unit 120 analyzes the sensor information, and can transmit the accident information when an accident occurs. If the accident does not occur, the information processing unit 120 can analyze the sensor information acquired in the next period.

At this time, the information processing unit 120 can notify the control center 20 of the accident through the communication unit 130. [

At this time, the information processing unit 120 may cancel the accident notified to the control center 20 through the communication unit 130. [

Also, when the vehicle sensor is not available, the information processing unit 120 can determine an accident using the external sensor.

At this time, the information processing unit 120 may periodically acquire sensor information using an external sensor in response to an e-Call service start request.

At this time, the information processing unit 120 can analyze the sensor information acquired using the external sensor.

At this time, the information processing unit 120 can determine the severity of the accident from the acquired sensor information.

At this time, the information processing unit 120 can generate accident information about the accident and the severity of the accident.

At this time, the information processing unit 120 analyzes the sensor information, and can transmit the accident information when an accident occurs. If the accident does not occur, the information processing unit 120 can analyze the sensor information acquired in the next period.

At this time, the information processing unit 120 can notify the control center 20 of the accident through the communication unit 130. [

At this time, the information processing unit 120 can cancel the accident notified to the control center 20 through the communication unit 130. [

The communication unit 130 can transmit the accident information received from the information processing unit 120 to the control center 20.

At this time, the communication unit 130 can perform data and voice communication with the control center 20.

At this time, the communication unit 130 may be connected to a mobile communication (LTE and 3G, etc.) network.

At this time, when the connection to the mobile communication network is disconnected, the communication unit 130 outputs a communication disconnection alarm and can restart the service only when the reconnection is successful.

The communication unit 130 may also receive vehicle information and sensor information from the vehicle information collecting apparatus 10. [

The power supply unit 140 can manage the power of the vehicle information processing apparatus 100.

At this time, the power supply unit 140 may utilize an external power supply when the main power is cut off.

The user interface unit 150 can receive necessary information from the user.

At this time, the user interface unit 150 can output information through a display, and receive information from a user through a touchpad, a voice, and a button input.

At this time, the user interface unit 150 can receive the start of the e-Call service from the user.

At this time, the user interface unit 150 receives an accident occurrence from the user, notifies the accident center 20 of the accident, or cancels the accident that has been notified.

At this time, the user interface unit 150 may receive test accident information.

Also, the user interface unit 150 can receive driver information and information on the vehicle sensor D / B.

In addition, the user interface unit 150 can output statuses such as service normal operation, connection status, and service non-availability through the display.

4 is a flowchart illustrating a method of collecting vehicle information according to an exemplary embodiment of the present invention. FIG. 5 is a sequence diagram illustrating an example of the short-range communication connection and the F / W and D / B update steps shown in FIG. FIG. 6 is an operation flowchart showing an example of an accident determination step through the vehicle information processing apparatus shown in FIG. 4 in detail. FIG. 7 is an operation flowchart illustrating an example of an external sensor use incident determination step shown in FIG. 4 in detail.

Referring to FIG. 4, a vehicle information collecting method according to an embodiment of the present invention may first perform a short-distance communication connection (S210).

That is, the vehicle information processing apparatus 100 and the vehicle information collecting apparatus 10 can perform a short-distance communication connection in step S210.

In this case, the step S210 may initialize the vehicle information service performed before the vehicle information processing apparatus 100 performs the short-range communication connection, and perform the preparation step for the vehicle information processing.

At this time, the step S210 may return all settings and stored data stored in the vehicle information processing apparatus 100 to the factory initialization state.

For example, in step S210, the vehicle information processing apparatus 100 may perform a service initialization by the user inputting a factory reset button of the vehicle information processing apparatus 100. [

At this time, in step S210, the vehicle information processing apparatus 100 connects the vehicle information processing apparatus 100 and the control center 20 to the mobile communication (LTE and 3G, etc.) network for data and voice communication .

In this case, if the vehicle information processing apparatus 100 is to be updated after the vehicle information processing apparatus 100 is connected to the mobile communication network, the step S210 may receive the update data and perform the update.

At this time, the step S210 may approve the short-range communication connection when the preparatory step of the vehicle information processing apparatus 100 is completed and the short distance communication connection is requested from the vehicle information collecting apparatus 10.

In addition, the vehicle information collecting method according to an embodiment of the present invention may perform F / W and D / B update (S220).

That is, when the F / W and D / B update requests are received from the vehicle information collecting apparatus 10 or when it is determined that the F / W and D / B updating are necessary, the vehicle information collecting apparatus 10 F / W and D / B update of the D /

At this time, the step S220 is performed in the vehicle sensor database D (including the system firmware (F / W, Firmware) of the vehicle information collecting apparatus 10 and the collectable sensor information so that the vehicle can smoothly perform the emergency notification / B, Data base).

5, an example of the short-range communication connection step S210 and the F / W and D / B updating step S220 of the vehicle information collecting apparatus 10 and the vehicle information processing apparatus 100 are illustrated through a sequence diagram It can be seen in detail.

That is, the vehicle information collecting apparatus 10 may request the vehicle information processing apparatus 100 to establish a short-range communication connection in step S211.

At this time, the step S212 may allow the vehicle information processing apparatus 100 to approve the local communication connection to the vehicle information collecting apparatus 10. [

At this time, the vehicle information collecting apparatus 10 may transmit the system F / W information to the vehicle information processing apparatus 100 in step S221.

At this time, in step S221, the vehicle information processing apparatus 100 can confirm the system F / W information of the vehicle information collecting apparatus 10. [

At this time, the step S221 can confirm whether or not the vehicle information processing apparatus 100 requires updating of the system F / W.

In step S222, the vehicle information processing apparatus 100 may transmit an acknowledgment message (ACK, Acknowledgment) to the vehicle information collecting apparatus 10 to determine whether the system F / W information needs to be updated.

At this time, the step S222 may transmit the update data of the system F / W to the vehicle information collecting apparatus 10 by the vehicle information processing apparatus 100. [

At this time, step S222 may be performed by the vehicle information collecting apparatus 10 to update the system F / W.

In addition, the step S223 may transmit the vehicle sensor D / B information to the vehicle information processing apparatus 100 by the vehicle information collecting apparatus 10. [

At this time, in step S223, the vehicle information processing apparatus 100 can confirm the vehicle sensor D / B information of the vehicle information collecting apparatus 10. [

At this time, the step S223 can confirm whether or not the vehicle information processing apparatus 100 needs to update the vehicle sensor D / B.

In step S224, the vehicle information processing apparatus 100 may transmit an acknowledgment message (ACK, Acknowledgment) to the vehicle information collecting apparatus 10 for receiving the vehicle sensor D / B information.

At this time, the step S224 may transmit the update data of the vehicle sensor D / B to the vehicle information collecting apparatus 10 by the vehicle information processing apparatus 100. [

At this time, step S224 may be performed by the vehicle information collecting apparatus 10 to update the vehicle sensor D / B.

At this time, the step S224 may update the vehicle sensor D / B using the user input or the vehicle sensor setting information held by the vehicle information processing device 100. [

Referring again to FIG. 4, the vehicle information collecting method according to an embodiment of the present invention can check whether the vehicle sensor can be used (S240).

That is, if the vehicle sensor can be used, the step S240 can determine an accident from the sensor information acquired using the vehicle sensor and the external sensor (S250). If the vehicle sensor can not be used, the external sensor (S260). ≪ tb > < TABLE >

Referring to Fig. 6, step S250 may be performed by the vehicle information collecting apparatus 10 to determine an accident of the vehicle through the vehicle information processing apparatus.

In operation S250, the vehicle information may be transmitted first (S251).

That is, the vehicle information collecting apparatus 10 may transmit the vehicle information to the vehicle information processing apparatus 100 in step S251.

At this time, in step S251, the vehicle information collecting apparatus 10 can transmit the vehicle information to the vehicle information processing apparatus 100 in accordance with the e-call service start notification of the vehicle information processing apparatus 100. [

In addition, the step S250 can confirm whether or not the acknowledgment message (ACK) is received (S252).

That is, the step S252 may transmit the acknowledgment message (ACK) to the vehicle information collecting apparatus 10 when the vehicle information collecting apparatus 10 receives the vehicle information.

At this time, in step S252, when the vehicle information collecting apparatus 10 receives the acknowledgment message (ACK), it can acquire the sensor information using the vehicle sensor (S253). If the vehicle information is not received , The vehicle information can be retransmitted (S251).

That is, the vehicle information collecting apparatus 10 can acquire the sensor information using both the vehicle sensor and the external sensor in step S253.

In addition, step S250 may transmit the acquired sensor information (S254).

That is, the step S254 may periodically transmit the sensor information acquired using the vehicle sensor and the external sensor to the vehicle information processing apparatus 100. [

At this time, the step S254 may transmit the setting information including the information about the sampling rate (samplingRate) for transmitting the sensor information acquired by the vehicle information collecting apparatus 10 at a constant cycle to the vehicle information processing apparatus 100 have.

In addition, the step S250 can analyze the received sensor information (S255).

That is, the step S255 can determine the occurrence of an accident by using the sensor information received by the vehicle information processing apparatus 100. [

At this time, the step S255 can judge the severity of the accident from the vehicle information and the sensor information received by the vehicle information processing apparatus 100. [

At this time, in step S255, the vehicle information processing apparatus 100 can generate accident information about the accident and the severity of the accident.

In addition, step S250 may determine whether an accident has occurred (S256).

That is, in step S256, if the vehicle information processing apparatus 100 analyzes the sensor information, if an accident occurs, the incident information can be transmitted (S257). If no accident occurs, the sensor information can be further acquired (S253).

That is, the vehicle information processing apparatus 100 can transmit the accident information to the control center 20 in step S257.

Referring to FIG. 7, in operation S260, the vehicle information collecting apparatus 10 may determine an accident of the vehicle using sensor information acquired from the external sensor itself (S261).

That is, in step S261, the vehicle information collecting apparatus 10 can acquire the sensor information of the in-vehicle apparatus using the external sensor.

In addition, the step S260 may analyze the acquired sensor information (S262).

That is, the step S262 can analyze the sensor information acquired by the vehicle information collecting apparatus 10 itself.

At this time, the step S262 can judge the severity of the accident from the sensor information acquired by the vehicle information collecting apparatus 10.

At this time, in step S262, the vehicle information collecting apparatus 10 may generate accident information about the accident and the severity of the accident.

In step S260, the sensor information is analyzed. If an accident occurs, the incident information can be transmitted (S264). If no accident occurs, the sensor information can be further acquired (S261).

That is, the vehicle information collecting apparatus 100 can transmit the accident information to the control center 20 (step S264).

Further, in the information processing method according to an embodiment of the present invention, the control center can accept an accident (S270).

That is, the step S270 can accept the accident from the accident information received from the vehicle information collecting apparatus 10 or the vehicle information processing apparatus 100 by the control center 20. [

At this time, the vehicle information collecting apparatus 10 or the vehicle information processing apparatus 100 may perform data transmission or voice communication to the control center 20 for confirming and canceling the accident reception.

FIG. 8 is a sequence diagram illustrating an e-Call service execution process according to an exemplary embodiment of the present invention. Referring to FIG.

Referring to FIG. 8, in the e-Call service performing process according to the embodiment of the present invention, the vehicle information collecting apparatus 10 may notify the vehicle information processing apparatus 10 of the start of the e-call service (S310 ).

That is, in step S310, when the service start interrupt occurs, the vehicle information processing apparatus 100 may send the service start information to the vehicle information collecting apparatus 10 (start e-call).

In addition, the e-Call service performing process according to the embodiment of the present invention may transmit the vehicle information to the vehicle information processing apparatus 100 (S320).

At this time, the step S320 may resend the vehicle information until the vehicle information collecting apparatus 10 receives the acknowledgment message from the vehicle information processing apparatus 100. [

In addition, the e-Call service performing process according to an embodiment of the present invention may transmit an acknowledgment message (ACK, Acknowledgment) to the vehicle information collecting apparatus 10 at step S330.

In this case, when the vehicle information processing apparatus 100 fails to receive the vehicle information by the preset time, the step S330 may transmit the message re-request message (NAK, Negative-ACK) to the vehicle information collecting apparatus 10 have.

In addition, in the e-Call service execution process according to the embodiment of the present invention, the vehicle information collecting apparatus 10 may transmit setting information to the vehicle information processing apparatus 100 (S340).

That is, in step S340, the setting information including the sampling rate (samplingRate) for transmitting the sensor information acquired by the vehicle information collecting apparatus 10 at a predetermined period and the information about the transmission message length (Message Length) To the device (100).

In step S350, the vehicle information processing apparatus 100 may transmit an acknowledgment message (ACK) to the vehicle information collecting apparatus 10 according to an embodiment of the present invention.

At this time, if the vehicle information processing apparatus 100 fails to receive the tjfwjd information by the predetermined time, the step S350 may transmit the message re-request message (NAK, Negative-ACK) to the vehicle information collecting apparatus 10 have.

In addition, the e-Call service performing process according to the embodiment of the present invention may transmit the sensor information to the vehicle information processing apparatus 100 (S360).

That is, the step S360 may transmit the sensor information acquired by the vehicle information collecting apparatus 10 to the vehicle information processing apparatus 100 at predetermined intervals according to the setting information.

In this case, the step S360 may transmit the status information acquired in real time to the vehicle information processing apparatus 100 until the vehicle information collecting apparatus 10 requests the service termination.

At this time, the step S360 analyzes the state information received by the vehicle information processing device 100 and notifies the control center 20 of the accident when it is determined that an accident has occurred.

At this time, in the case where an accident has occurred, the vehicle information processing apparatus 100 may notify the control center 20 of the accident reception and cancellation in step S360.

Also, the e-Call service execution process according to an embodiment of the present invention may notify the vehicle information processing apparatus 100 of the e-call service termination to the vehicle information collecting apparatus 10 (S370).

That is, in step S370, when the service termination interrupt occurs, the vehicle information processing apparatus 100 may transmit the service termination information to the vehicle information collecting apparatus 10 (e-call termination).

In addition, the e-Call service execution process according to an embodiment of the present invention may transmit an acknowledgment message (ACK, Acknowledgment) to the vehicle information processing apparatus 100 (S380).

At this time, the vehicle information collecting apparatus 10 may terminate the transmission of the sensor information after the vehicle information collecting apparatus 10 transmits an acknowledgment message (ACK, Acknowledgment) for terminating the service to the vehicle information processing apparatus 100 .

At this time, the vehicle information processing apparatus 100 may terminate the e-call service after receiving the acknowledgment message (ACK, Acknowledgment) for terminating the service from the vehicle information collecting apparatus 10 in step S380 .

At this time, the vehicle information collecting apparatus 10 may transmit an acknowledgment message (ACK, Acknowledgment) for terminating the e-call service to the vehicle information processing apparatus 100 in step S380.

Table 1 shows the structure of an application message exchanged between the vehicle information collecting apparatus 10 and the vehicle information processing apparatus 100 according to an embodiment of the present invention.

Referring to Table 1, the application message structure may include a version (Version), a command (COM), a data (Data), and an error verification value (Checksum, CS).

In addition, the Firmware Data and Sensor Database described below can use LSB (Least Significant Bit) priority transmission rule, and all commands and data except MSB (Most Significant Bit) priority transmission rule can be used.

In this case, the capacity of the application message may correspond to a total of 20 bytes.

 VER COM DATA CS (4 bits) (4 bits) (18 bytes) (1 byte)

Version (VER) can have a natural number value that increases sequentially from 1 to 15 according to the protocol change [0, 15]. According to an embodiment of the present invention, the version value may be defined as 1. [

In this case, 8 bits XOR Checksum considering version, command, and data values can be used as errorCorrection of application message.

Table 2 shows an example of the application message shown in Table 1 in detail by type.

Referring to Table 2, it can be seen that the bit sequence number of the application message is set differently according to the type of command.

Command (COM) Bit order Explanation Transmittable device 3 2 One 0 Vehicle Information
Processing device Vehicle Information
Collecting device <Reserved> 0 0 0 0 0 - - - eCallStart One 0 0 0 One Start e-Call service O X eCallTermination 2 0 0 One 0 End of e-Call service O X vehicleInfo 3 0 0 One One Vehicle Information X O settingInfo 4 0 One 0 0 About delivery settings X O sensorInfo 5 0 One 0 One Vehicle Sensor Information X O firmwareInfo 6 0 One One 0 F / W version information O O firmwareUpdate 7 0 One One One F / W Update O X databaseInfo 8 One 0 0 0 D / B version information O O databaseUpdate 9 One 0 0 One D / B Update O X <Reserved> A One 0 One 0 - - - <Reserved> B One 0 One One - - - reset C One One 0 0 Restart the VSM terminal O X ACK D One One 0 One Acknowledgment O O NAK E One One One 0 Request retransmission O O factoryReset F One One One One VSM terminal initialization O X

Table 3 shows an example of the service start command (eCallStart) shown in Table 2 in detail.

The service start command (eCallStart) may correspond to an application message in which the vehicle information processing apparatus 100 notifies the vehicle information collecting apparatus 10 of the start of the e-call service.

 VER COM DATA CS XXXX 0001 - (1 byte)

Referring to Table 3, the remaining (18 bytes) of DATA of the service start command can be zero padded.

Table 4 shows an example of the service termination command (eCallTermination) shown in Table 2 in detail.

Referring to Table 4, the service termination command (eCallTermination) may correspond to an application message for the vehicle information processing apparatus 100 to notify the vehicle information collecting apparatus 10 of the termination of the e-call service.

VER COM DATA CS XXXX 0010 - (1 byte)

Table 5 shows an example of vehicle information (vehicle info) shown in Table 2 in detail.

VER COM DATA CS XXXX 0011 vehiclePropulsionStorageType
(1 byte) vehicleIdentificationNumber
(17 bytes) (1 byte)

Table 6 shows an example of the fuel information (vehiclePropulsionStoryType) shown in Table 5 in detail.

Fuel type Fuel Information Explanation gasolineTrankPresent 1000 0000 ₂ Gasoline Tank dieselTankPresent 0100 0000 ₂ Diesel Tank compressedNaturalGas 0010 0000 ₂ Compressed Natural Gas liquidPropaneGas 0001 0000 ₂ Liquid Propane Gas electricEnergyStorage 0000 1000 ₂ Electric Energy Storage hydrogenStorage 0000 0100 ₂ Hydrogen Storage otherStorage 0000 0010 ₂ Other Storage <Reserved> 0000 0001 ₂ (Unused)

Referring to Table 6, the fuel information can be set to all bits when two or more types of fuel are used.

For example, fuel information for a hybrid vehicle that uses gasoline and electric energy at the same time can set the fuel type to 1000 1000 ₂ .

The VehicleIdentificationNumber shown in Table 5 can represent the unique identification string of the vehicle as defined in ISO 3779: 2009 Road vehicles - Vehicle identification number (VIN) - Content and structure.

The chassis number data size may correspond to 17 bytes.

The default value of the chassis number can be defined as unknown (00000000000000000).

The data encoding of the vehicle number may correspond to 8-bit ASCII Codes.

Table 7 shows an example of the setting information (setting info) shown in Table 2 in detail.

VER COM DATA CS XXXX 0100 samplingRate
(1 byte) -
(17 bytes) (1 byte)

Referring to Table 7, the setting information (samplingRate) may correspond to a transmission period of a sensor information message transmitted from the vehicle information collecting apparatus 10 to the vehicle information processing apparatus 100. [

The data size of the setting information may correspond to 1 byte.

The data range of the setting information may correspond to 0 to 255 (Hz).

The default value of the configuration information can be defined as 10 Hz.

The rest of the DATA (17 bytes) of the configuration information can be zero padded.

Table 8 shows an example of the sensor information (sensorInfo) shown in Table 2 in detail.

VER COM DATA CS XXXX 0101 sequenceNumber
(2 bytes) informationData
(16 bytes) (1 byte)

Referring to Table 8, it can be seen that the sensor information (sensorInfo) represents a sensor information (sensorInfo) message that the vehicle information collecting apparatus 10 transmits to the vehicle information processing apparatus 100.

At this time, it can be seen that the sequence number (sequenceNumber) of the sensor information (sensorInfo) indicates the transmission order number. The sequence number (sequenceNumber) may be increased back to 0 if it exceeds the maximum value.

The data size of the sequence number may correspond to 2 bytes.

The data range of the sequence number may correspond to 0 to 65535.

The default value of the sequence number can be defined as unknown (0 ₂ ).

Table 9 shows an example of the information data (information data) shown in Table 8 in detail.

Air
(1 bit) Col
(1 bit) Num
(6 bit) G
(3 bytes) Pos
(3 bytes) Spd
(1 byte) Wh
(4 bytes) -
(4 bytes)

Referring to Table 9, the information data (informationData) includes an air bag deployment signal Air, collision signal information Col, vehicle occupant information Num, acceleration information G, attitude change information Pos, Spd) and wheel speed information Wh.

The data size of the airbag deployment signal may correspond to 1 bit.

The airbag deployment signal can be represented as 0 for airbag deployment and 1 bit for airbag deployment.

The default value of the airbag deployment signal may be defined as unknown (0 ₂ ).

The data size of the collision signal information may correspond to 1 bit.

The collision signal information can be represented as 0 when the collision is not confirmed and 1 bit when collision is confirmed.

The default value of the collision signal information may be defined as unknown (0 ₂ ).

The data size of the vehicle occupant information may correspond to 6 bits.

The data range of the vehicle occupant information may correspond to 0 to 63.

The default value of the vehicle occupant information can be defined as unknown (00 0000 ₂ ).

The unit of vehicle occupant information can be defined as 'name'.

Table 10 shows an example of the acceleration information shown in Table 9 in detail.

gForceValue Lateral direction
(1 byte) Longitudinal direction
(1 byte) Vertical direction
(1 byte)

Referring to Table 10, the acceleration information G may indicate the lateral acceleration, longitudinal acceleration, and vertical acceleration values of the vehicle.

The data size of the acceleration information may correspond to 3 bytes.

The data format of the acceleration information may be defined as an acceleration value measured up to the second decimal place * 100.

The default value of the acceleration information may be defined as unknown (NULL).

The unit of acceleration information may be defined as 'G'.

Table 11 shows an example of the attitude change information shown in Table 9 in detail.

vehiclePosturalChange Yrayite
(1 byte) pitch
(1 byte) role
(1 byte)

Referring to Table 11, it can be seen that the attitude change information represents the yaw rate (rotational angular velocity), pitch and roll values of the vehicle body.

The data size of the posture change information may correspond to 3 bytes.

The data range of the attitude change information may correspond to -179 to 180.

The default value of the postural change information may be defined as unknown (NULL).

The unit of attitude change information can be defined as 'deg / s'.

The vehicle speed information may indicate the running speed information of the vehicle.

The data size of the vehicle speed information may correspond to 1 byte.

The data range of the vehicle speed information may correspond to 0 to 255. [

The default value of vehicle speed information can be defined as unknown (NULL).

The unit of vehicle speed information may be defined as 'km / h'.

Table 12 shows an example of the wheel speed information in detail in Table 9.

wheelSpeed Left Front
(1 byte) Right Front
(1 byte) Left Rear
(1 byte) Right Rear
(1 byte)

Referring to Table 12, it can be seen that the wheel speed information represents the individual rotational speed information for each wheel.

The data size of the wheel speed information may correspond to 4 bytes.

The data range of the wheel speed information may correspond to 0 to 255.

The default value of the wheel speed information may be defined as unknown (NULL).

The unit of the wheel speed information may be defined as 'km / h'.

Table 13 shows an example of the system firmware information (firmwareInfo) shown in Table 2 in detail.

VER COM DATA CS XXXX 0110 Firmware Version (1 byte) (18 bytes)

Referring to Table 13, the Firmware Version, which is the DATA of the system firmware information, can indicate the current firmware version of the vehicle information collecting apparatus 10. [

The data that filled the Firmware Version in DATA can be zero padded.

Table 14 shows details of an example of the firmware update start message shown in Table 2. [

VER COM DATA CS XXXX 0111 Sequence
Number F / W File Size Number of Messages Last
Message
Data Size in byte - (1 byte) 0x000000
(3 bytes) (3 bytes) (3 bytes) (1 byte) (8 bytes)

Referring to Table 14, the sequence number may indicate a firmware update message sequence number. The firmware update start message number may have a value of zero.

The firmware file size (F / W File Size) may indicate the size of the firmware file to be updated.

The number of messages may indicate the total number of firmware update messages.

In this case, the total number of update messages may be '(F / W File Size in bytes / 15 bytes) + 1 value'.

The size of the final message data (Last Message Data Size in byte) may indicate the firmware data size in the last firmware update message.

The remaining (8 bytes) of the firmware update message DATA can be zero padded.

Table 15 shows an example of the firmware update data message shown in Table 2 in detail.

VER COM DATA CS XXXX 0111 Sequence Number Firmware Data (1 byte) (3 bytes) (15 bytes)

Referring to Table 15, the sequence number may indicate the sequence number of the firmware update message and may start from 0x000001.

In the last firmware update message, the rest of the firmware data can be zero padded.

The last sequence number of all firmware information messages is defined as 0xFFFFFF so that the vehicle information collecting apparatus 10 can recognize the end of the firmware information message.

Table 16 shows an example of the D / B information (databaseInfo) message shown in Table 2 in detail.

VER COM DATA CS XXXX 1000 Database Version (1 byte) (18 bytes)

Referring to Table 16, it can be seen that the D / B information (databaseInfo) corresponds to the D / B version check message.

The database version may represent the current D / B information version of the vehicle collection device 10. [

Anything that fills the database version (Database Version) can be zero padded.

Table 17 shows an example of the D / B update start message shown in Table 2 in detail.

VER COM DATA CS XXXX 1001 Sequence Number D / B File Size Number of Messages Last Message Data Size
in byte - (1 byte) 0x000000
(3 bytes) (3 bytes) (3 bytes) (1 byte) (8 bytes)

Referring to Table 17, the sequence number may indicate the sequence number of the vehicle sensor database (D / B) update message. The D / B update start message number may have a value of zero.

The D / B file size may indicate the size of the D / B update file to be updated.

The number of messages may indicate the total number of D / B update messages.

In this case, the number of message numbers may be '(D / B File Size in bytes / 15 bytes) + 1 value'.

The size of the last message data in bytes may indicate the size of the sensor database in the last D / B update message.

The remaining (8 bytes) of DATA in the D / B update (databaseUpdate) start message can be zero padded.

Table 18 shows details of an example of the D / B update data message shown in Table 2.

VER COM DATA CS XXXX 1001 Sequence Number Sensor Database (1 byte) (3 bytes) (15 bytes)

Referring to Table 18, the sequence number may indicate the sequence number of the database update message, and may start from 0x000001.

In the last database message, the rest of the Sensor Database can be zero padded.

The last sequence number of all the database update messages is defined as 0xFFFFFF so that the vehicle information collecting apparatus 10 can know the end of the database update message.

Table 19 shows an example of the sensor database shown in Table 18 in detail.

order Vehicle Sensor Information One Airbag deployment 2 Crash signal 3 Acceleration sensor 4 Attitude information sensor 5 Vehicle running speed 6 Wheel speed 7 Vehicle crew

Referring to Table 19, the sensor database can sequentially transmit the requestAddress and startPosition pairs for each defined sensor.

The requestAddress may correspond to the address (6 bytes) of the available vehicle sensor information in the vehicle electronic control unit.

startPosition may correspond to the detailed location (1 byte) of available vehicle sensor information according to requestAddress.

The sensor database may be included in the vehicle information described above according to an embodiment of the present invention, and the sensor database may include information about the vehicle sensor.

Table 20 shows in detail an example of the reset message shown in Table 2.

VER COM DATA CS XXXX 1100 - (1 byte)

Referring to Table 20, it can be seen that the restart message indicates a restart message of the vehicle information collection device 10. [

The DATA of the restart message can be zero padded.

Table 21 shows an example of the acknowledgment message (ACK) shown in Table 2 in detail.

VER COM DATA CS XXXX 1101 reception
COM
(4 bits) reception
Sequence Number
(3 bytes) - (1 byte)

Referring to Table 21, the received COM can indicate the command of the received message.

The receiving sequence number may indicate the order of the received message. If the Sequence Number of the received message is not needed, the received Sequence Number can be written as 0xFFFFFF.

The remaining DATA of the acknowledgment message can be zero padded.

Table 22 shows an example of the retransmission request message (NAK) shown in Table 2 in detail.

VER COM DATA CS XXXX 1110 request
COM
(4 bits) request
Sequence Number
(3 bytes) - (1 byte)

Referring to Table 22, the request COM may represent an instruction of a request message.

The request sequence number may indicate the order number of the request message. If the Sequence Number of the request message is not needed, the Request Sequence Number can be written as 0xFFFFFF.

The remaining DATA of the retransmission request message can be zero padded.

Table 23 shows an example of the initialization message (factoryReset) shown in Table 2 in detail.

VER COM DATA CS XXXX 1111 - (1 byte)

Referring to Table 23, the remainder (18 bytes) of DATA in the initialization message can be zero padded.

As described above, the apparatus and method for collecting vehicle information for notifying occurrence of an accident according to an embodiment of the present invention are not limited to the configurations and methods of the embodiments described above, All or some of the embodiments may be selectively combined so as to allow the modification to be made.

10: Vehicle information collecting device 11: Vehicle sensor unit
12: vehicle state management unit 13: data transmission unit
20: control center 100: vehicle information processing device
110: information collecting unit 120: information processing unit
130: communication unit 140: power supply unit
150:

Claims (1)

A method of using a vehicle information collecting device,
Performing an initial setting for an accident occurrence notification of the vehicle;
Obtaining sensor information according to whether the vehicle sensor is usable based on the initial setting; And
Analyzing the sensor information to determine whether an accident has occurred, and notifying the occurrence of an accident of the vehicle to the control center;
The vehicle information collection method comprising the steps of:

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