WO2020040377A1 - Dispositif de secours d'urgence de véhicule pour transmettre des informations d'accident détaillées et procédé associé - Google Patents

Dispositif de secours d'urgence de véhicule pour transmettre des informations d'accident détaillées et procédé associé Download PDF

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Publication number
WO2020040377A1
WO2020040377A1 PCT/KR2019/000939 KR2019000939W WO2020040377A1 WO 2020040377 A1 WO2020040377 A1 WO 2020040377A1 KR 2019000939 W KR2019000939 W KR 2019000939W WO 2020040377 A1 WO2020040377 A1 WO 2020040377A1
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WO
WIPO (PCT)
Prior art keywords
vehicle
accident information
control center
vehicle accident
request
Prior art date
Application number
PCT/KR2019/000939
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English (en)
Korean (ko)
Inventor
김선건
Original Assignee
주식회사 텔러스
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Publication date
Application filed by 주식회사 텔러스 filed Critical 주식회사 텔러스
Priority to EP19851235.2A priority Critical patent/EP3843059A4/fr
Publication of WO2020040377A1 publication Critical patent/WO2020040377A1/fr

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    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/18—Status alarms
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/016—Personal emergency signalling and security systems
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/02—Alarms for ensuring the safety of persons
    • G08B21/04—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons
    • G08B21/0438—Sensor means for detecting
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/02—Alarms for ensuring the safety of persons
    • G08B21/10—Alarms for ensuring the safety of persons responsive to calamitous events, e.g. tornados or earthquakes
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/002—Generating a prealarm to the central station
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B27/00—Alarm systems in which the alarm condition is signalled from a central station to a plurality of substations
    • G08B27/006—Alarm systems in which the alarm condition is signalled from a central station to a plurality of substations with transmission via telephone network
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/20—Monitoring the location of vehicles belonging to a group, e.g. fleet of vehicles, countable or determined number of vehicles
    • G08G1/205—Indicating the location of the monitored vehicles as destination, e.g. accidents, stolen, rental

Definitions

  • the present invention relates to a vehicle emergency rescue method and apparatus, and more particularly, when a vehicle accident occurs, firstly transmitting the minimum vehicle accident information (hereinafter referred to as the first vehicle accident information) to a control center and connecting an emergency call.
  • the present invention relates to a vehicle emergency rescue method and apparatus for additionally transmitting extended accident information (hereinafter, the second vehicle accident information) and an image to the control center upon request of the control center.
  • eCall (Emergency Call, Emergency Call or Emergency Call) means that the eCall terminal is a Public Safety Answering Point (PSAP) or emergency rescue agency (e.g. 119, 112, etc.) in the event of a vehicle accident or when the driver presses the eCall button. It is a service that transmits accident location and accident information, and requests emergency rescue, so that quick and efficient emergency measures are performed. Recently, legislation for mandatory installation of such eCall systems in vehicles has been implemented or regulations are being implemented in various countries around the world.
  • the eCall system includes an In-Vehicle System (IVS), an eCall terminal, a Mobile Network Operator (MNO), a main mobile carrier, and a PSAP, a control center. That is, the eCall system basically uses the mobile communication network of the mobile communication provider.
  • the eCall terminal transmits standardized minimum set of data (MSD) to the control center, which is based on the minimum accident information. Send ambulances or fire trucks to the scene of the accident.
  • MSD minimum set of data
  • the present invention has been made in view of the above-described technical problem, the object of the present invention is to substantially compensate for the various problems caused by the limitations and disadvantages in the prior art, the minimum vehicle accident information to the control center
  • the present invention provides a vehicle emergency rescue method and apparatus for additionally transmitting extended accident information and images to the control center upon request of the control center, which can be read by a computer recording a program for executing the method. To provide a recording medium.
  • the vehicle emergency rescue method includes: receiving, by an input unit, a vehicle accident information transmission request based on an external input; Determining, by the accident determination unit, whether the vehicle is in an accident by detecting an external shock based on the information of the shock detection sensors; Generating first vehicle accident information by a first vehicle accident information generation unit when the input unit receives the vehicle accident information transmission request or determines that an accident has occurred by the accident determination unit; Transmitting, by a first vehicle accident information transmitter, the first vehicle accident information and an emergency call connection request to a control center; Connecting, by an emergency call voice call unit, an emergency call with the control center in response to the emergency call connection request; Receiving, by a second vehicle accident information request receiving unit, a second vehicle accident information request from the control center; Generating, by the second vehicle accident information generation unit, second vehicle accident information; And transmitting, by the second vehicle accident information transmitter, the generated second vehicle accident information to the control center in response to the second vehicle accident information request.
  • the first vehicle accident information includes a vehicle type, a vehicle number, an accident occurrence time, an accident occurrence position, an azimuth angle of a vehicle, a vehicle reception telephone number, occupant number, vehicle fuel information, a first before an accident occurs. At least one of a time, a vehicle location of a first time before an accident occurs, a second time before an accident occurs, and a vehicle location of a second time before an accident occurs.
  • the second vehicle accident information includes at least one of an airbag state, a safety belt state, a door open state, and vehicle movement information;
  • the vehicle movement information is obtained in a predetermined time period for a predetermined third time, the vehicle traveling direction longitudinal axis acceleration value, the vehicle traveling direction transverse acceleration value, vehicle location latitude value, vehicle location longitude value, vehicle attitude information, vehicle azimuth angle, vehicle At least one of speed, vehicle RPM, and brake status.
  • the second vehicle accident information generation unit when the second vehicle accident information generation unit receives the vehicle accident information transmission request by the input unit for the predetermined third time or the accident occurs by the accident determination unit.
  • the method may further include setting a predetermined previous time and a predetermined later time based on the determined time point.
  • the input unit receives a cancellation input of canceling the vehicle accident information transmission request within a predetermined fourth time.
  • the step of transmitting the first vehicle accident information and the emergency call connection request to the control center is a time point when the vehicle accident information transmission request is input, when the cancellation input is not received within the predetermined fourth time by the input unit.
  • the first vehicle accident information and the emergency call connection request are transmitted to the control center when the predetermined fourth time elapses.
  • the image request receiving unit receiving an image request from the control center; Generating an image by the image generator; And transmitting, by an image transmitting unit, the generated image to the control center in response to the image request.
  • the step of transmitting the first vehicle accident information and the emergency call connection request to the control center includes transmitting whether to support the second vehicle accident information and whether the image is supported to the control center. do.
  • the step of receiving an image request from the control center comprises: receiving an image request from the control center using a Session Initiation Protocol (SIP) protocol;
  • the transmitting of the image to the control center may include transmitting the image to the control center using a message session relay protocol (MSRP) or a real-time streaming protocol (RTSP).
  • MSRP message session relay protocol
  • RTSP real-time streaming protocol
  • the transmitting of the second vehicle accident information to the control center transmits the second vehicle accident information to the control center using a SIP protocol.
  • the present invention includes a computer-readable recording medium on which a program for performing the method is recorded.
  • the vehicle emergency rescue apparatus includes an input unit for receiving a vehicle accident information transmission request based on an external input; An accident determination unit that detects an external shock based on information of the shock detection sensors to determine whether the vehicle is in an accident; A first vehicle accident information generation unit generating first vehicle accident information when the input unit receives the vehicle accident information transmission request or determines that an accident has occurred by the accident determination unit; A first vehicle accident information transmission unit for transmitting the first vehicle accident information and the emergency call connection request to a control center; An emergency call voice call unit for connecting an emergency call with the control center in response to the emergency call connection request; A second vehicle accident information request receiving unit receiving a second vehicle accident information request from the control center; A second vehicle accident information generation unit generating second vehicle accident information; And a second vehicle accident information transmission unit which transmits the generated second vehicle accident information to the control center in response to the second vehicle accident information request.
  • the control center or the associated emergency rescue agency can more accurately determine the site accident situation and identify the cause of the accident.
  • the control center or the associated emergency rescue agency uses the extended accident information and the image to determine the seriousness of the serious injury of the occupants and the severity of the accident, determine the number of ambulances to be dispatched, and overturn the vehicle and fire. It is possible to determine more precisely whether to put out fire trucks, special ambulances, and special equipment, so that the vehicle emergency rescue measures can be efficiently taken.
  • control center or the associated emergency rescue agency can use the extended accident information and images to grasp not only the vehicle accident information at the time of the accident but also the movement of the vehicle before and after the accident, thereby more accurately identifying the cause of the accident. I can figure it out.
  • FIG. 1 is a schematic block diagram of a vehicle emergency rescue apparatus according to an embodiment of the present invention.
  • FIG 2 illustrates second vehicle accident information according to an embodiment of the present invention.
  • FIG. 3 schematically illustrates a time and period of generation of second vehicle accident information according to an embodiment of the present invention.
  • FIG. 4 schematically illustrates a first vehicle accident information transmission procedure according to an embodiment of the present invention.
  • FIG 5 illustrates in detail whether the second vehicle accident information support and the image support message according to an embodiment of the present invention.
  • FIG. 6 schematically illustrates a second vehicle accident information transmission procedure according to an embodiment of the present invention.
  • FIG. 7 illustrates a second vehicle accident information request message and a second vehicle accident information message according to an embodiment of the present invention.
  • FIG 8 schematically illustrates an image transmission procedure according to an embodiment of the present invention.
  • FIG 9 illustrates an image request message and an image request acknowledgment message according to an embodiment of the present invention.
  • FIG 10 illustrates an image message and an image acknowledgment message according to an embodiment of the present invention.
  • FIG. 11 is a schematic flowchart of a vehicle emergency rescue method according to an embodiment of the present invention.
  • FIG. 1 is a schematic block diagram of a vehicle emergency rescue apparatus according to an embodiment of the present invention.
  • the vehicle emergency rescue apparatus 100 includes an input unit 110, an accident determination unit 120, a first vehicle accident information generation unit 130, a first vehicle accident information transmission unit 140, An emergency call voice call unit 150, a second vehicle accident information request receiver 160, a second vehicle accident information generator 170, and a second vehicle accident information transmitter 180 are included.
  • the input unit 110 receives a vehicle accident information transmission request based on an external input.
  • the accident determination unit 120 detects an external shock based on the information of the shock sensors to determine whether the vehicle is in an accident.
  • the first vehicle accident information generation unit 130 generates the first vehicle accident information when the input unit 110 receives the vehicle accident information transmission request or determines that the accident has occurred by the accident determination unit 120.
  • the first vehicle accident information includes a vehicle type, a vehicle number, an accident occurrence time, an accident occurrence location, an azimuth angle of the vehicle, a vehicle reception telephone number, the number of occupants, vehicle fuel information, a first time before an accident, and a first time before an accident At least one of a vehicle location, a second time before an accident occurs and a second vehicle location before an accident occurs.
  • the first time before the accident may occur 5 seconds before the accident
  • the second time before the accident may be 10 seconds before the accident, but it is apparent to those skilled in the art that it can be set to a different time.
  • the first vehicle accident information transmitter 140 transmits the first vehicle accident information and the emergency call connection request to the control center.
  • the first vehicle accident information transmitting unit 140 according to the present embodiment transmits the first vehicle accident information to the control center using NG eCall (Next Generation eCall) or CoAP (Constrained Application Protocol).
  • NG eCall is a European standard that defines a vehicle accident information transmission protocol between a vehicle emergency rescue device and a control center
  • CoAP is a standard (ITSK-00106-1) established by the National Transport Society of Korea (ITSK) for the same purpose.
  • NG eCall is an IETF RFC standard that adds data for transmitting vehicle accident information in the step of connecting a call by using signaling information of Session Initiation Protocol (SIP) and media information of Session Description Protocol (SDP). Standardized to 8147. Therefore, the first vehicle accident information transmission unit 140 according to the present embodiment uses a Session Initiation Protocol (SIP) and a Session Description Protocol (SDP).
  • SIP Session Initiation Protocol
  • SDP Session Description Protocol
  • CoAP is a protocol for encoding vehicle accident information without using SIP and SDP and transmitting it using UDP.
  • Emergency call voice call unit 150 connects the emergency call with the control center in response to the emergency call connection request.
  • the emergency call voice call unit 150 according to the present embodiment connects the emergency call with the control center by using a Real-Time Transport Protocol (RTP) and a RTP Control Protocol (RTP).
  • RTP Real-Time Transport Protocol
  • RTP Control Protocol RTP
  • the vehicle emergency rescue apparatus 100 may further include a physical layer unit (not shown).
  • the physical layer unit implements a wireless mobile communication technology including 2G, 3G, LTE, and 5G, or implements WAVE (Wireless Access in Vehicular Environments) technology using a radio frequency of a 5.8 GHz unlicensed band to connect communication.
  • WAVE technology is a standardized technology based on IEEE 802.11p.
  • the WAVE technology is a standard technology that modifies the Media Access Control (MAC) layer and the Physical Layer (PHY) layer by adding wireless access in a vehicle mobile environment to the IEEE 802.11 WLAN standard.
  • IEEE 802.11p defines an OCB (Outside Context of BSS) that enables communication by eliminating the scanning, authentication, and association procedures for inter-node communication in IEEE 802.11.
  • OCB Outside Context of BSS
  • the vehicle emergency rescue apparatus 100 may further include an output unit (not shown). It will be apparent to those skilled in the art that the output unit may be implemented in various output schemes including LED and text / video / image / audio output.
  • the output unit receives the vehicle accident information transmission request by the input unit 110 or when it is determined that an accident has occurred by the accident determination unit 120 or the first vehicle accident information transmission unit 140 receives the first vehicle accident information. And an emergency call connection request to the control center or when the emergency call voice call unit 150 connects the emergency center with the emergency call, or outputs an emergency call state of the vehicle.
  • the second vehicle accident information request receiver 160 receives a second vehicle accident information request from the control center.
  • the second vehicle accident information generator 170 generates second vehicle accident information.
  • the generated second vehicle accident information will be described later in detail with reference to FIG. 2.
  • the second vehicle accident information transmitter 180 transmits the generated second vehicle accident information to the control center.
  • FIG 2 illustrates second vehicle accident information according to an embodiment of the present invention.
  • the vehicle emergency rescue apparatus 100 receives the second vehicle accident information request from the control center and generates second vehicle accident information.
  • the second vehicle accident information includes at least one of an airbag state, a safety belt state, a door open state, and vehicle movement information.
  • the airbag state is information on whether the airbag is deployed
  • the seat belt state is information on whether the seat belt is attached or detached
  • the door open state is information on the door open state of the vehicle.
  • the vehicle movement information is a collection of a plurality of pieces of information obtained at predetermined time periods for a predetermined third time.
  • the predetermined third time and the predetermined time period will be described later in detail with reference to FIG. 3. In the illustrated example, since the predetermined third time is 30 seconds and the predetermined time period is 1 second, the vehicle emergency rescue apparatus 100 obtains the vehicle movement information every 1 second for 30 seconds.
  • the vehicle movement information is obtained in a predetermined time period for a predetermined third time, the vehicle traveling direction longitudinal axis acceleration value, the vehicle traveling direction transverse acceleration value, vehicle location latitude value, vehicle location longitude value, vehicle attitude information, vehicle azimuth angle, vehicle At least one of speed, vehicle RPM, and brake status.
  • the vehicle attitude information indicates the attitude of the vehicle as three-axis information of roll, pitch, and yaw.
  • the brake state represents an on / off state of the vehicle brake.
  • FIG. 3 schematically illustrates a generation time and period of vehicle movement information among second vehicle accident information according to an embodiment of the present invention.
  • the second vehicle accident information generation unit 170 of the vehicle emergency rescue apparatus 100 receives the vehicle accident information transmission request by the input unit 110 from the predetermined third time described above with reference to FIG. 2 (or On the basis of the manual event occurrence time) or the time when the accident determination unit 120 determines that the accident occurred (or the automatic event occurrence time), a predetermined previous time and a predetermined subsequent time are set to be included.
  • the third predetermined time is based on the time when the vehicle accident information transmission request is input by the input unit 110 or when the accident is determined by the accident determination unit 120. And then 30 seconds, including 10 seconds (T2). In the example shown, the predetermined time period is set to 1 second.
  • the second vehicle accident information generation unit 170 of the vehicle emergency rescue apparatus 100 moves the vehicle of the second vehicle accident information every one second for 30 seconds before and after a manual event occurrence time or an automatic event occurrence time. Generate information.
  • the predetermined third time is based on the time point at which the accident has been determined by the accident determination unit 120 and includes a previous 20 seconds (T1) and a time point (T2) after which the emergency call is connected to the control center. It can be set to a dynamically variable time.
  • the second vehicle accident information generation unit 170 of the vehicle emergency rescue apparatus 100 may perform the previous 20 seconds T1 based on the automatic event occurrence time point and 5 seconds until the emergency call connection time after the automatic event occurrence T2.
  • the vehicle movement information of the second vehicle accident information may be generated at a predetermined time period (for example, 1 second).
  • the vehicle emergency rescue apparatus 100 transmits the second vehicle accident information to the control center.
  • the transmission procedure of the second vehicle accident information will be described later with reference to FIG. 6.
  • the vehicle emergency rescue apparatus 100 When the vehicle emergency rescue apparatus 100 receives the vehicle accident information transmission request by the input unit 110 or determines that an accident has occurred by the accident determination unit 120, the vehicle emergency rescue apparatus generates first vehicle accident information.
  • the input unit 110 of the vehicle emergency rescue apparatus 100 may receive a cancellation input for canceling the vehicle accident information transmission request within a predetermined fourth time.
  • the first vehicle accident information transmitting unit 140 passes the predetermined fourth time from the time when the vehicle accident information transmission request is received. At a point in time, the first vehicle accident information and the emergency call connection request are transmitted to the control center.
  • the fourth predetermined time is 10 seconds
  • the input unit 110 does not receive a cancellation input for canceling the vehicle accident information transmission request within 10 seconds after receiving the vehicle accident information transmission request.
  • the first vehicle accident information transmitting unit 140 transmits the first vehicle accident information and the emergency call connection request to the control center when 10 seconds have elapsed from the time of receiving the vehicle accident information transmission request.
  • the vehicle emergency rescue device 100 when a manual event occurs in which a vehicle accident information transmission request is made by mistake or mischief by a driver or children on board, regardless of a vehicle accident, the vehicle is reported as a Fake vehicle emergency rescue situation, and the vehicle emergency rescue device 100 ) Can cope with the Fake vehicle emergency rescue situation by allowing the vehicle accident information transmission request to be canceled within a predetermined fourth time.
  • the vehicle emergency rescue apparatus 100 may notify the driver that a manual event has occurred and allow the manual event to be canceled, thereby reducing the frequency of the Fake vehicle emergency rescue. This prevents the control center from wasting unnecessary time and resources in a Fake vehicle emergency rescue situation.
  • FIG. 4 schematically illustrates a first vehicle accident information transmission procedure according to an embodiment of the present invention.
  • the first vehicle accident information transmitter 140 transmits the first vehicle accident information and the emergency call connection request generated by the first vehicle accident information generator 130 to the control center.
  • the vehicle emergency rescue apparatus 100 transmits the first vehicle accident information and emergency call connection request to the control center using SIP and NG eCall, which are IP-based voice call standards.
  • SIP is standardized by the Internet Engineering Task Force (IETF) RFC 3261.
  • the vehicle emergency rescue apparatus 100 transmits the first vehicle accident information to the control center by including the SIP INVITE message.
  • An example SIP INVITE message is shown in FIG. 5.
  • the vehicle emergency rescue apparatus 100 receives a reception success message for the first vehicle accident information and an emergency call connection request from the control center (eg, SIP 200 OK).
  • the control center eg, SIP 200 OK.
  • step 430 the vehicle emergency rescue apparatus 100 transmits an ACK to the control center, and in step 440, the vehicle emergency rescue apparatus 100 connects the emergency center with the emergency call.
  • the emergency call voice call unit 150 of the vehicle emergency rescue apparatus 100 connects the emergency call with the control center using RTP and RTCP.
  • FIG 5 illustrates in detail whether the second vehicle accident information support and the image support message according to an embodiment of the present invention.
  • the first vehicle accident information transmitter 140 transmits the first vehicle accident information and the emergency call connection request to the control center.
  • 5 illustrates an example of a SIP INVITE message including first vehicle accident information and emergency call connection request.
  • the SIP INVITE message includes a SIP part for signal data transmission, an SDP part for media data transmission, and first vehicle accident information.
  • the first vehicle accident information is configured in a format according to the NG eCall standard.
  • the first vehicle accident information may be encoded in ASN.1 Abstract Syntax Notation One Packed Encoding Rules (PERS) and Concise Binary Object Representation (CBOR), but it may be encoded in other ways.
  • PERS Packed Encoding Rules
  • CBOR Concise Binary Object Representation
  • the first vehicle accident information transmitter 140 transmits whether the second vehicle accident information is supported and whether the image is supported to the control center.
  • the SIP INVITE message includes vehicle emergency rescue device Capabilities including whether the second vehicle accident information is supported and whether the image is supported.
  • the control center may know about a function supported by the vehicle emergency rescue apparatus 100 based on the corresponding information.
  • the first vehicle accident information support is designated as "eCall.MSD”
  • the second vehicle accident information support is designated as “eCall.xMSD”
  • the image support is designated as "eCall.Image”.
  • whether the second vehicle accident information is supported and whether the image is supported is written as a SIP INVITE message, but it is apparent to those skilled in the art that it can be written using another message.
  • FIG. 6 schematically illustrates a second vehicle accident information transmission procedure according to an embodiment of the present invention.
  • the second vehicle accident information request receiver 160 of the vehicle emergency rescue apparatus 100 receives the second vehicle accident information request from the control center.
  • the second vehicle accident information request is written as a SIP INFO message, but it is apparent to those skilled in the art that other messages may be used.
  • SIP INFO messages are standardized in IETF RFC 6086.
  • the second vehicle accident information generator 170 generates second vehicle accident information.
  • the second vehicle accident information transmitter 180 transmits the generated second vehicle accident information to the control center.
  • FIG. 7 illustrates a second vehicle accident information request message and a second vehicle accident information message according to an embodiment of the present invention.
  • the second vehicle accident information request received from the control center is created in SIP INFO message 710.
  • the Request Action in the SIP INFO message 710 is set to "send-data" and the Data Type is "eCall.xMSD”.
  • the second vehicle accident information generation unit 170 encodes the second vehicle accident information 720 and transmits the encoded to the control center.
  • the second vehicle accident information generation unit 170 encodes the second vehicle accident information 720 to ASN.1 PER, but other encoding schemes such as Concise Binary Object Representation (CBOR) may be used. It is obvious to those skilled in the art.
  • the second vehicle accident information 720 is previously defined in the ASN.1 format, so that there is no problem in interpreting the data by sharing the definition in advance between the vehicle emergency rescue apparatus 100 and the control center.
  • the second vehicle accident information generation unit 170 writes the second vehicle accident information 720 as a SIP INFO message 730 and transmits it to the control center.
  • the SIP INFO message 730 includes "eCall.xMSD" in Content-Type, Info-Package, and Call-Info headers, respectively.
  • FIG 8 schematically illustrates an image transmission procedure according to an embodiment of the present invention.
  • the vehicle emergency rescue apparatus 100 may include an image request receiver (not shown), an image generator (not shown), and an image transmitter (not shown).
  • the image request receiving unit receives an image request from the control center.
  • the image request receiver receives the image request from the control center using the SIP protocol.
  • the control center sends an image request using a SIP RE-INVITE message during an emergency call connection.
  • the image request is the maximum file size, file type (e.g. jpeg, gif, etc.) that the control center can accommodate, file encoding method (e.g. base64, etc.), transport protocol (e.g. TCP, UDP, TLS (Transport Layer Security) Etc.), a reception port, and a file transfer direction.
  • the vehicle emergency rescue apparatus 100 transmits a reception success message (eg, SIP 200 OK) for the image request from the control center to the control center.
  • the reception success message includes at least one of a file type, a file size, a file encoding method, a transmission protocol, and a file transmission direction to be transmitted by the vehicle emergency rescue device.
  • the vehicle emergency rescue apparatus 100 sends an image based on information that can be processed by the control center with reference to the image request. However, when the vehicle emergency rescue apparatus 100 does not support, a reception failure message is transmitted.
  • the image generator generates an image.
  • the image may be photographed by the camera of the vehicle emergency rescue apparatus 100, and may be generated, but it may be generated in other manners.
  • the camera can capture the inside or outside of the accident vehicle and includes infrared or flush functions for nighttime accidents.
  • the image includes a still image and a moving image.
  • Still images can be saved in various formats, such as JPEG or GIF, and can have a minimum resolution of VGA (640 * 480) or higher for more accurate analysis at the control center.
  • the image generator generates an image based on information that can be processed by the control center with reference to the image request.
  • a Transmission Control Protocol (TCP) connection for image transmission is established.
  • TCP Transmission Control Protocol
  • the image is transmitted over a TCP connection, but it is apparent to those skilled in the art that the image may be transmitted using other transport protocols such as User Datagram Protocol (UDP) and Transport Layer Security (TLS).
  • UDP User Datagram Protocol
  • TLS Transport Layer Security
  • the image transmitting unit transmits the generated image to the control center in response to the image request.
  • the image may be transmitted by dividing the data into predetermined byte units for efficient transmission, and may be canceled during transmission.
  • the image may be encoded in a Base64 manner, but it is apparent to those skilled in the art that the image may be encoded in other manners.
  • the image transmission unit transmits the image to the control center using a Message Session Relay Protocol (MSRP) or Real-Time Streaming Protocol (RTSP), but other protocols such as FTP (File Transfer Protocol) may be used.
  • MSRP is standardized in IETF RFC4975 and RTSP in IETF RFC2326. For example, still images may be sent using MSRP, and moving images may be sent in real time using RTSP.
  • the image may be transmitted through a video call.
  • the control center transmits an image reception confirmation including the image reception success or failure to the vehicle emergency rescue apparatus 100.
  • the image acknowledgment may be written in an MSRP REPORT message, but it is apparent to those skilled in the art that other messages may be used.
  • the vehicle emergency rescue apparatus 100 receiving the image reception confirmation terminates the connection (eg, TCP connection) for image transmission.
  • the vehicle emergency rescue apparatus 100 connects to a new image transmission every time the control center requests, and terminates the connection when the image transmission is completed.
  • the control center may determine the accident severity and the severity of the injury using the image transmitted by the vehicle emergency rescue apparatus 100. That is, the control center can use the image to determine the degree of serious injury of the occupants, determine the number of ambulances to be dispatched, and more accurately determine whether to roll out fire engines, special ambulances and special equipment in case of vehicle overturn and fire. As the judgment can be made, the vehicle emergency rescue measures can be efficiently taken.
  • FIG 9 illustrates an image request message and an image request acknowledgment message according to an embodiment of the present invention.
  • an image request shown by the control center during an emergency call connection, is shown.
  • the image request is made using SIP RE-INVITE message 910.
  • the vehicle emergency rescue apparatus 100 transmits a reception success message for the image request from the control center to the control center.
  • the successful reception message is written to SIP 200 OK 920.
  • FIG 10 illustrates an image message and an image acknowledgment message according to an embodiment of the present invention.
  • the image transmission unit divides the image 1010 by a predetermined byte unit and transmits the image to the MSRP.
  • Each message sent in pieces includes the total file size, the file size included in the message, and the location in the entire file.
  • the control center can use the information contained in each message to merge the entire file.
  • the control center transmits an image acknowledgment including the success or failure of receiving the image to the vehicle emergency rescue apparatus 100.
  • an image acknowledgment written in MSRP REPORT message 1020 is shown.
  • FIG. 11 is a schematic flowchart of a vehicle emergency rescue method according to an embodiment of the present invention.
  • the vehicle emergency rescue apparatus 100 receives a vehicle accident information transmission request based on an external input by the input unit 110.
  • the vehicle emergency rescue apparatus 100 detects an external shock on the basis of the information of the shock sensors by the accident determination unit 120 to determine whether the vehicle is in an accident.
  • the shock sensor includes at least one of an airbag deployment sensor, a 2-axis acceleration sensor, a 3-axis acceleration sensor, a 3-axis gyro sensor and an azimuth sensor.
  • the vehicle emergency rescue apparatus 100 when the vehicle emergency rescue apparatus 100 receives the vehicle accident information transmission request by the input unit 110 or determines that an accident occurs by the accident determination unit 120, the vehicle emergency rescue apparatus 100 moves to step 1140.
  • the vehicle emergency rescue apparatus 100 generates first vehicle accident information by the first vehicle accident information generation unit 130.
  • the first vehicle accident information includes a vehicle type, a vehicle number, an accident occurrence time, an accident occurrence location, an azimuth angle of the vehicle, a vehicle receiving telephone number, the number of occupants, vehicle fuel information, a first time before an accident, and a first time before an accident At least one of a vehicle location, a second time before an accident occurs and a second vehicle location before an accident occurs.
  • Generating the first vehicle accident information includes generating whether the second vehicle accident information is supported and whether the image is supported.
  • the vehicle emergency rescue apparatus 100 transmits the first vehicle accident information and the emergency call connection request to the control center by the first vehicle accident information transmitter 140.
  • the transmitting of the first vehicle accident information and the emergency call connection request to the control center includes transmitting whether to support the second vehicle accident information and whether to support the image.
  • the vehicle emergency rescue apparatus 100 connects the emergency call with the control center in response to the emergency call connection request by the emergency call voice call unit 150.
  • the vehicle emergency rescue apparatus 100 receives a second vehicle accident information request from the control center by the second vehicle accident information request receiver 160.
  • the vehicle emergency rescue apparatus 100 generates second vehicle accident information by the second vehicle accident information generator 170.
  • the second vehicle accident information includes at least one of an airbag state, a safety belt state, a door open state, and vehicle movement information.
  • the vehicle movement information is obtained in a predetermined time period for a predetermined third time, the vehicle traveling direction longitudinal axis acceleration value, the vehicle traveling direction transverse acceleration value, vehicle location latitude value, vehicle location longitude value, vehicle attitude information, vehicle azimuth angle, vehicle At least one of speed, vehicle RPM, and brake status.
  • the vehicle emergency rescue apparatus 100 receives the vehicle accident information transmission request by the second vehicle accident information generation unit 170 by the input unit 110 or the accident determination unit 120. Based on the time point at which it is determined that an accident has occurred, the predetermined time is set to include a predetermined previous time and a predetermined after time. For example, the predetermined third time is based on a time point when the vehicle accident information transmission request is input by the input unit 110 or when it is determined that an accident has occurred by the accident determination unit 120. T1) and then 30 seconds including 10 seconds (T2). In addition, the predetermined time period may be set to 1 second.
  • the second vehicle accident information generation unit 170 of the vehicle emergency rescue apparatus 100 is operated every 1 second for 30 seconds before or after the input time or when the accident determination unit 120 determines that the accident has occurred. At intervals, the vehicle movement information of the second vehicle accident information is generated.
  • the vehicle emergency rescue apparatus 100 transmits the generated second vehicle accident information to the control center by a second vehicle accident information transmitter in response to the second vehicle accident information request.
  • the vehicle emergency rescue apparatus 100 transmits the second vehicle accident information to the control center using a SIP protocol.
  • the vehicle emergency rescue apparatus 100 when the vehicle emergency rescue apparatus 100 receives the vehicle accident information transmission request by the input unit 110, the vehicle accident by the input unit 110 within the predetermined fourth time. Receives a cancellation input for canceling the information transmission request, when the vehicle emergency rescue device 100 does not receive the cancellation input within the predetermined fourth time by the input unit, by the first vehicle accident information transmission unit 140 The first vehicle accident information and the emergency call connection request are transmitted to the control center when the predetermined fourth time elapses from the time point at which the vehicle accident information transmission request is received.
  • the vehicle emergency rescue apparatus 100 receives an image request from the control center by the image request receiving unit.
  • the vehicle emergency rescue apparatus 100 receives an image request from the control center using a SIP protocol, but it is apparent to those skilled in the art that other protocols may be used.
  • the vehicle emergency rescue apparatus 100 generates an image by the image generator.
  • the vehicle emergency rescue apparatus 100 transmits the generated image to the control center by an image transmitter in response to the image request.
  • the vehicle emergency rescue apparatus 100 transmits the image to the control center using an MSRP protocol or RTSP, but it is apparent to those skilled in the art that other protocols may be used.
  • an apparatus may include a bus coupled to units of each of the apparatus as shown, at least one processor coupled to the bus, and the command, received And a memory coupled to the bus for storing messages or generated messages, and coupled to at least one processor for performing instructions as described above.
  • the system according to the present invention can be embodied as computer readable codes on a computer readable recording medium.
  • the computer-readable recording medium includes all kinds of recording devices in which data that can be read by a computer system is stored.
  • the computer-readable recording medium may include a magnetic storage medium (eg, ROM, floppy disk, hard disk, etc.) and an optical reading medium (eg, CD-ROM, DVD, etc.).
  • the computer readable recording medium can also be distributed over network coupled computer systems so that the computer readable code is stored and executed in a distributed fashion.

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Abstract

L'invention concerne un dispositif et un procédé de secours d'urgence de véhicule, le dispositif comprenant : une unité d'entrée pour recevoir une demande de transmission d'informations d'accident de véhicule sur la base d'une entrée externe ; une unité de détermination d'accident pour déterminer si un véhicule est dans une situation d'accident par la détection d'un choc externe sur la base d'informations provenant de capteurs de détection de choc ; une unité de génération de premières informations d'accident de véhicule pour générer des premières informations d'accident de véhicule lorsque l'unité d'entrée reçoit la demande de transmission d'informations d'accident de véhicule ou que l'unité de détermination d'accident détermine qu'un accident s'est produit ; une unité de transmission de premières informations d'accident de véhicule pour transmettre, à un centre de commande, les premières informations d'accident de véhicule et une demande de connexion d'appel d'urgence ; une unité d'appel vocal d'urgence pour connecter un appel d'urgence avec le centre de commande en réponse à la demande de connexion d'appel d'urgence ; une unité de réception de demande de secondes informations d'accident de véhicule pour recevoir une demande de secondes informations d'accident de véhicule provenant du centre de commande ; une unité de génération de secondes informations d'accident de véhicule pour générer des secondes informations d'accident de véhicule ; et une unité de transmission de secondes informations d'accident de véhicule pour transmettre les secondes informations d'accident de véhicule générées au centre de commande.
PCT/KR2019/000939 2018-08-22 2019-01-23 Dispositif de secours d'urgence de véhicule pour transmettre des informations d'accident détaillées et procédé associé WO2020040377A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP19851235.2A EP3843059A4 (fr) 2018-08-22 2019-01-23 Dispositif de secours d'urgence de véhicule pour transmettre des informations d'accident détaillées et procédé associé

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KR1020180097904A KR102110191B1 (ko) 2018-08-22 2018-08-22 확장 사고 정보를 전송하는 차량 긴급 구난 장치 및 그 방법
KR10-2018-0097904 2018-08-22

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KR20200022140A (ko) 2020-03-03
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KR102110191B1 (ko) 2020-05-13

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