JP2019087043A - Emergency stop determination device, server, and emergency stop determination program - Google Patents

Abstract

PROBLEM TO BE SOLVED: To realize an emergency stop determination of a vehicle on an expressway with a simple configuration by using existing information acquired by an apparatus mounted on the vehicle. An emergency stop determination device includes a position determination unit that determines whether or not the current position of the own vehicle is on an expressway, a stop determination unit that determines whether or not the own vehicle is stopped, and a self. The traffic jam determination unit that determines whether the road on which the vehicle is traveling is congested, and the position determination unit determines that the current position of the vehicle is on the highway, and the stop determination unit determines that the vehicle is on the highway. When it is determined that the vehicle is stopped and the traffic jam determination unit determines that the road on which the vehicle is traveling is not congested, the emergency stop determination unit determines that the vehicle is in an emergency stop state. To be equipped. [Selection diagram] Fig. 1

Description

  The present invention relates to an emergency stop determination device, a server, and a program for emergency stop determination.

  On expressways where vehicles travel at high speeds, there is a large risk of a secondary disaster when the vehicle makes an emergency stop. The secondary disaster includes, for example, an accident in which a following vehicle collides with a vehicle that has made an emergency stop. In order to reduce the risk of such secondary disasters, it is determined whether the vehicle has made an emergency stop on the expressway, and when it is determined that the vehicle has made an emergency stop on the freeway, a countermeasure method for the occupant There is a need for the development of technology to provide information on

  There is an emergency stop determination unit provided in the vehicle control device described in Patent Document 1 as a technology that can be applied to determine whether the vehicle has stopped urgently on a freeway. The emergency stop judgment unit grasps the driver's awake state by continuously monitoring the driver's state, and outputs a driver status indicating the driver's awake state, and the driver status. It comprises the judgment processing part etc. which monitor a driver's awakening state.

JP, 2016-115023, A ([0092])

  The vehicle control device disclosed in Patent Document 1 includes the emergency stop determination unit configured as described above. However, when the emergency stop determination unit is mounted on a vehicle, the system and determination algorithm mounted on the vehicle become complicated, and there is a problem that the risk of occurrence of erroneous determination or malfunction increases and the cost increases. .

  This invention was made in order to solve the above subjects, and the judgment of the emergency stop of the vehicle on a highway is simplified using the existing information which the apparatus mounted in the vehicle acquires. Aims to achieve the above configuration.

  The emergency stop determination apparatus according to the present invention includes a position determination unit that determines whether the current position of the vehicle is on a highway, a stop determination unit that determines whether the vehicle is stopped, and A traffic congestion determination unit that determines whether the road on which the vehicle is traveling is congested or not, and the position determination unit determines that the current position of the vehicle is on the expressway, and the vehicle determination unit The emergency stop determination unit determines that the own vehicle is in the emergency stop state when it is determined that the vehicle is stopped by the traffic congestion determination unit and it is determined that the road on which the vehicle is traveling is not congested Equipped with

  According to the present invention, the determination of the emergency stop of the vehicle on the expressway can be realized with a simple configuration using the existing information acquired by the device mounted on the vehicle. As a result, the risk of an erroneous determination or a malfunction due to the complication of a system mounted on a vehicle can be reduced, and an increase in cost can be suppressed.

FIG. 1 is a block diagram showing a configuration example of an emergency stop determination device according to a first embodiment. It is a figure which shows the 1st auxiliary information displayed on the display apparatus. It is a figure which shows the 2nd auxiliary information displayed on the display apparatus. It is a figure which shows the 3rd auxiliary information displayed on the display apparatus. It is a figure which shows the 4th auxiliary information displayed on the display apparatus. It is a flowchart for demonstrating stop determination processing. It is a flowchart for demonstrating a position determination process. It is a flowchart for demonstrating traffic congestion determination processing. It is a flowchart for demonstrating emergency stop determination processing. It is a flow chart for explaining notice processing. It is a block diagram which shows the server concerning Embodiment 2, and the example of a structure of the periphery of it. 12A and 12B are diagrams showing an example of the hardware configuration of the emergency stop determination device.

Embodiment 1
Hereinafter, in order to explain the present invention in more detail, a mode for carrying out the present invention will be described according to the attached drawings.
FIG. 1 is a block diagram showing a configuration example of the emergency stop determination device 100 according to the first embodiment.
The emergency stop determination device 100 according to the first embodiment is mounted on, for example, an information terminal device mounted on the vehicle 1 or an information terminal device carried by an occupant of the vehicle 1 and brought into the vehicle.
The information terminal device mounted on the vehicle 1 is, for example, a navigation device. The information terminal device carried by the occupant of the vehicle 1 and brought into the vehicle is, for example, a portable navigation device, a tablet PC, a smartphone, or the like.

Hereinafter, when it says an own vehicle, it means the thing of vehicle 1.
The emergency stop determination device 100 includes a position determination unit 10, a stop determination unit 20, a traffic congestion determination unit 30, an emergency stop determination unit 40, a notification control unit 50, and an auxiliary information storage unit 60.
Vehicle 1 includes GPS receiver 110, six-axis sensor device 120, vehicle speed input device 130, VICS (registered trademark; hereinafter omitted) receiver 140, communication device 150, camera device 160, display device 170, and audio output. A device 180 is provided.

The position determination unit 10 acquires GPS information from the GPS receiver 110. The position determination unit 10 acquires six-axis sensor information from the six-axis sensor device 120. The six-axis sensor information is gyro sensor information, acceleration sensor information, and the like. Position determination unit 10 obtains vehicle speed information from vehicle speed input device 130. The position determination unit 10 performs a position determination process based on GPS information, six-axis sensor information, and vehicle speed information. The position determination process is a process of determining whether the calculated current position of the vehicle is on the expressway. The expressway is a road on which a vehicle travels at a high speed, and does not include a service area, a parking area, an interchange, and the like.
When the position determination unit 10 determines that the current position of the vehicle is on the expressway, the information indicating that the current position of the vehicle is on the expressway (hereinafter referred to as high-speed travel information A) is an emergency stop It is output to the determination unit 40. Further, the position determination unit 10 outputs the calculated current position information of the vehicle to the traffic congestion determination unit 30.

  The stop determination unit 20 acquires vehicle speed information from the vehicle speed input device 130. The stop determination unit 20 performs a stop determination process based on the vehicle speed information. The stop determination process is a process of determining whether or not the own vehicle is stopped. For example, when the vehicle speed information is 0 km / h, the stop determination unit 20 determines that the vehicle is stopped. The stop determination unit 20 always obtains the current position information of the vehicle from the position determination unit 10, and the vehicle stops when the current position of the vehicle does not change even after a predetermined time has passed. It may be determined that there is. The stop determination unit 20 outputs information indicating that the own vehicle is stopped (hereinafter referred to as stop information B) to the emergency stop determination unit 40 when it is determined that the own vehicle is stopped.

  The congestion determination unit 30 includes an information acquisition unit 31, a determination unit 32, and the like. The information acquisition unit 31 acquires road traffic information from the VICS receiver 140. The information acquisition unit 31 acquires road traffic information on the cloud from the communication device 150. The information acquisition unit 31 acquires road traffic information from at least one of the VICS receiver 140 and the communication device 150. The information acquisition unit 31 outputs road traffic information to the determination unit 32.

  The determination unit 32 performs traffic congestion determination processing based on the road traffic information acquired from the information acquisition unit 31 and the current position information of the vehicle acquired from the position determination unit 10. The congestion determination process is a process of determining whether the road on which the vehicle is traveling is congested. The traffic jam determination process is performed to exclude a stop due to traffic congestion when performing an emergency stop determination. If the determination unit 32 determines that the road on which the vehicle is traveling is not congested, the information (hereinafter referred to as non-congestion information C) indicating that the road on which the vehicle is traveling is not congested , And output to the emergency stop determination unit 40.

  The congestion determination unit 30 may be configured to further include the imaging data acquisition unit 33. The imaging data acquisition unit 33 acquires imaging data from the camera device 160. The imaging data acquisition unit 33 outputs the imaging data to the determination unit 32. The camera device 160 captures an image of the surroundings of the vehicle including a landscape in front of the vehicle, and generates imaging data. The determination unit 32 analyzes the acquired imaging data and determines whether the road on which the vehicle is traveling is congested. When the determination unit 32 performs the congestion determination process based on the analysis result of the imaging data in addition to the road traffic information, the accuracy of detecting the congestion further improves.

  The emergency stop determination unit 40 performs an emergency stop determination process. The emergency stop determination process is a process of determining whether or not the own vehicle is in an emergency stop state. When the emergency stop determination unit 40 acquires high-speed travel information A from the position determination unit 10, acquires stop information B from the stop determination unit 20, and acquires non-congestion information C from the congestion determination unit 30, It determines that the own vehicle is in the emergency stop state. When it is determined that the own vehicle is in the emergency stop state, the emergency stop determination unit 40 outputs information (hereinafter referred to as emergency stop information) indicating that the own vehicle is in the emergency stop state to the notification control unit 50.

  When the notification control unit 50 acquires the emergency stop information from the emergency stop determination unit 40, the notification control unit 50 performs a notification process. The notification process is a process of outputting information (hereinafter referred to as auxiliary information) for assisting the behavior of the occupant at the time of the emergency stop. The auxiliary information is stored in the auxiliary information storage unit 60. The notification control unit 50 displays and outputs the auxiliary information. The auxiliary information is displayed on the display device 170 or output via the audio output device 180. The display device 170 is, for example, a liquid crystal display mounted on a vehicle. The audio output device 180 is, for example, a speaker mounted on a vehicle.

Hereinafter, specific examples of the auxiliary information will be described. Hereinafter, the case where the auxiliary information is displayed and output on the display device 170 will be described, but as described above, the auxiliary information may be output as audio via the audio output device 180.
FIG. 2 is a diagram showing the first auxiliary information displayed on the display device 170. As shown in FIG. The first auxiliary information is information instructing to contact a necessary contact using a mobile phone or in-vehicle communication function.

  FIG. 3 is a diagram showing the second auxiliary information displayed on the display device 170. As shown in FIG. The second auxiliary information is emergency contact information. The emergency contact information is, for example, # 9910 (road emergency dial), # 110 (police), and a phone number of an insurance company.

  FIG. 4 is a view showing the third auxiliary information displayed on the display device 170. As shown in FIG. The third auxiliary information is information on the current position of the vehicle on the expressway. As shown in FIG. 4, in the information on the current position of the vehicle on the expressway, the name of the expressway currently being traveled, and whether the lane of the expressway currently being traveled is the up lane or the down lane Information indicating the distance between the current position of the vehicle and the nearest landmark. The landmarks are, for example, service areas, parking areas, interchanges, junctions, tunnels, bridges, and the like. As shown in FIG. 4, the occupant can accurately grasp the current position of the vehicle on the expressway by simply displaying the third auxiliary information.

  FIG. 5 is a diagram showing fourth auxiliary information displayed on the display device 170. As shown in FIG. The fourth auxiliary information is corresponding tutorial information. As shown in FIG. 4, the corresponding tutorial information includes information for instructing the lighting of the hazard lamp in the vehicle. Other corresponding tutorial information includes information instructing installation of a smoke tube or stop display material loaded on a vehicle, information instructing evacuation outside the guardrail, and the like.

  The user can set in advance which auxiliary information of the first auxiliary information to the fourth auxiliary information to be output as the auxiliary information. Further, the notification control unit 50 may select and output any one of the first auxiliary information to the fourth auxiliary information. Further, the notification control unit 50 may output all the auxiliary information of the fourth auxiliary information in order from the first auxiliary information.

  Next, the operation of the emergency stop determination device 100 will be described. When the engine of the vehicle 1 is started, the emergency stop determination device 100 turns on the power and starts processing. When the engine of the vehicle 1 is stopped, the emergency stop determination device 100 turns off the power and ends the process.

FIG. 6 is a flowchart for describing the stop determination process performed by the stop determination unit 20 of the emergency stop determination device 100.
The stop determination unit 20 determines whether or not the own vehicle is stopped (step ST11). In step ST11, when it is determined that the vehicle is stopped (step ST11: YES), the stop determination unit 20 outputs the stop information B to the emergency stop determination unit 40 (step ST12). When the process of step ST12 ends, the vehicle stop determination unit 20 waits for a predetermined time (step ST13), and returns to the process of step ST11. The predetermined time is, for example, 5 seconds.
On the other hand, in step ST11, when it is determined that the own vehicle is not stopped (step ST11: NO), the stop determination unit 20 stands by for a predetermined time (step ST14), and returns to the process of step ST11. The predetermined time is, for example, 5 seconds.
By providing step ST13 and step ST14, the process of step ST11 is performed once every five seconds, and the processing load of the emergency stop determination device 100 is reduced. Further, after the vehicle stop information B is output, the vehicle stop information B is further output when the state in which the host vehicle is stopped continues for 5 seconds. Note that step ST13 and step ST14 may be omitted.

FIG. 7 is a flowchart for explaining the position determination process performed by the position determination unit 10 of the emergency stop determination device 100.
The position determination unit 10 determines whether the current position of the vehicle is on the expressway (step ST21). In step ST21, when the position determination unit 10 determines that the current position of the vehicle is on the expressway (step ST21: YES), the position determination unit 10 outputs high-speed travel information A to the emergency stop determination unit 40 (step ST22). When the process of step ST22 ends, the position determination unit 10 waits for a predetermined time (step ST23), and returns to the process of step ST21. The predetermined time is, for example, 5 seconds.
On the other hand, when the position determination unit 10 determines in step ST21 that the current position of the vehicle is not on the expressway (step ST21: NO), the position determination unit 10 stands by for a predetermined time (step ST24) and returns to the process of step ST21. The predetermined time is, for example, 5 seconds. Note that step ST23 and step ST24 may be omitted.

FIG. 8 is a flowchart for describing the traffic jam determination processing performed by the traffic jam determination unit 30 of the emergency stop determination device 100.
The congestion determination unit 30 determines whether the road on which the vehicle is traveling is congested (step ST31). In step ST31, when it is determined that the road on which the host vehicle is traveling is not congested (step ST31: NO), traffic jam determination unit 30 outputs non-congestion information C to emergency stop determination unit 40 (step ST32). ). When the process of step ST32 is completed, the traffic jam determination unit 30 waits for a predetermined time (step ST33), and returns to the process of step ST31. The predetermined time is, for example, 5 seconds.
On the other hand, in step ST31, when it is determined that the road on which the host vehicle is traveling is congested (step ST31: YES), the traffic jam determination unit 30 stands by for a predetermined time (step ST34). Return to The predetermined time is, for example, 5 seconds. Note that step ST33 and step ST34 may be omitted.

FIG. 9 is a flowchart for describing an emergency stop determination process performed by the emergency stop determination unit 40 of the emergency stop determination device 100.
The emergency stop determination unit 40 sets the count value M to 0 (step ST41). The emergency stop determination unit 40 is configured to be able to hold the count value M.

  The emergency stop determination unit 40 determines whether the stop information B is acquired from the stop determination unit 20 (step ST42). In step ST42, when the emergency stop determination unit 40 determines that the stop information B is acquired (step ST42: YES), the emergency stop determination unit 40 acquires high-speed travel information A from the position determination unit 10 It is determined whether or not there is (step ST43). On the other hand, in step ST42, when the emergency stop determination unit 40 determines that the stop information B is not obtained (step ST42: NO), the process returns to step ST41.

  In step ST43, when the emergency stop determination unit 40 determines that the high speed travel information A is acquired (step ST43: YES), the emergency stop determination unit 40 acquires the non-traffic congestion information C from the traffic congestion determination unit 30. It is determined whether or not it is (step ST44). On the other hand, when the emergency stop determination unit 40 determines in step ST43 that the high-speed travel information A has not been acquired (step ST43: NO), the process returns to step ST41.

  In step ST44, when the emergency stop determination unit 40 determines that the non-congestion information C is obtained (step ST44: YES), the emergency stop determination unit 40 performs a process of adding 1 to the current count value M. (Step ST45). On the other hand, when the emergency stop determination unit 40 determines in step ST44 that the non-traffic congestion information C is not acquired (step ST44: NO), the process returns to step ST41.

Next, the emergency stop determination unit 40 determines whether the count value M has reached the threshold (step ST46). The threshold is, for example, five.
In step ST46, when it is determined that the count value M has reached the threshold (step ST46: YES), the emergency stop determination unit 40 outputs emergency stop information to the notification control unit 50 (step ST47). As described above, by configuring the emergency stop information to be output when the count value M reaches the threshold value, it is possible to prevent an erroneous determination caused by noise or the like and to improve the determination accuracy. When the process of step ST47 ends, the process returns to step ST41.
On the other hand, if the emergency stop determination unit 40 determines in step ST46 that the count value M has not reached the threshold (step ST46: NO), it waits for a predetermined time (step ST48), and returns to the process of step ST42. . The predetermined time is, for example, one second. For example, assuming that the predetermined time is 1 second and the threshold determined in step ST46 is 5, the count value M reaches the threshold when the process of step ST45 is continuously performed 5 times in 5 seconds. It will be done.

FIG. 10 is a flowchart for describing the notification processing performed by the notification control unit 50 of the emergency stop determination device 100.
The notification control unit 50 determines whether or not emergency stop information is acquired (step ST51). In step ST51, when it is determined that the emergency stop information is acquired from the emergency stop determination unit 40 (step ST51: YES), the notification control unit 50 outputs the auxiliary information (step ST52). Then, when the process of step ST52 ends, the process returns to the process of step ST51.
On the other hand, when it is determined in step ST51 that the notification control unit 50 has not acquired the emergency stop information (step ST51: NO), the process of step ST51 is repeated.

  As described above, the emergency stop determination device 100 according to the first embodiment determines the position determination unit 10 that determines whether or not the current position of the vehicle is on the expressway, and whether the vehicle is stopped. If the current position of the vehicle is on the expressway, the stop determination unit 20 determining the traffic condition, the traffic congestion determination unit 30 determining whether the road on which the vehicle is traveling is congested or not, and the position determination unit 10 If it is determined that the vehicle determination unit 20 determines that the vehicle is stopped and the traffic congestion determination unit 30 determines that the road on which the vehicle is traveling is not congested, the vehicle And an emergency stop determination unit 40 that determines that the vehicle is in the emergency stop state. The determination of the emergency stop of the vehicle on the expressway can be realized with a simple configuration using the existing information acquired by the device mounted on the vehicle. As a result, the risk of an erroneous determination or a malfunction due to the complication of a system mounted on a vehicle can be reduced, and an increase in cost can be suppressed.

Second Embodiment
In the first embodiment, the case where the emergency stop determination device 100 is implemented in an information terminal device mounted on the vehicle 1 or an information terminal device carried by an occupant of the vehicle 1 and brought into the vehicle has been described. In the second embodiment, a case where each component of the emergency stop determination device 100 is configured on the server 200 outside the vehicle will be described. Hereinafter, the same components as in FIG. 1 will be assigned the same reference numerals as in FIG. 1 and redundant descriptions will be omitted.

FIG. 11 is a block diagram showing a configuration example of the server 200 and its periphery according to the second embodiment.
As shown in FIG. 11, the server 200 includes a position determination unit 10, a stop determination unit 20, a traffic congestion determination unit 30, an emergency stop determination unit 40, a notification control unit 50, an auxiliary information storage unit 60, and a communication control unit 201.
Further, as shown in FIG. 11, the information terminal device mounted on the vehicle 1 or the information terminal device carried by a passenger of the vehicle 1 and brought into the vehicle includes the communication control unit 101.
The communication control unit 101 and the communication control unit 201 transmit and receive information via an antenna (not shown). The information terminal device and the server 200 perform wireless communication via the communication control unit 101 and the communication control unit 201.

  When it is determined that the vehicle 1 is in the emergency stop state, the emergency stop determination unit 40 generates emergency stop information and outputs it to the notification control unit 50. When acquiring the emergency stop information, the notification control unit 50 transmits the auxiliary information to the display device 170 or the voice output device 180 via the communication control unit 201 and the communication control unit 101.

  In FIG. 11, the server 200 includes all the components of the emergency stop determination apparatus 100. However, the present invention is not limited to this. The position determination unit 10, the vehicle stop determination unit 20, the traffic congestion determination unit 30, At least one of the emergency stop determination unit 40, the notification control unit 50, or the auxiliary information storage unit 60 may be configured on the server 200, and the information terminal device on the vehicle side may be configured to have the remaining configuration. .

  As described above, in the second embodiment, the configuration of the emergency stop determination device 100 according to the first embodiment is configured on the server 200 outside the vehicle. According to this configuration, the processing load on the information terminal device does not increase as in the case where the emergency stop determination device 100 is mounted on the information terminal device.

Finally, a hardware configuration example of the emergency stop determination device 100 will be described.
12A and 12B are diagrams showing an example of the hardware configuration of the emergency stop determination device 100. As shown in FIG. The functions of the position determination unit 10, the vehicle stop determination unit 20, the traffic jam determination unit 30, the emergency stop determination unit 40, and the notification control unit 50 in the emergency stop determination apparatus 100 are realized by a processing circuit. That is, the emergency stop determination device 100 includes a processing circuit for realizing the above-described functions. The processing circuit may be the processing circuit 530 as dedicated hardware or may be a processor 510 that executes a program stored in the memory 520. The auxiliary information storage unit 60 is a memory 520.

As shown in FIG. 12A, when the processing circuit is dedicated hardware, the processing circuit 530 may be, for example, a single circuit, a composite circuit, a programmed processor, a parallel programmed processor, an application specific integrated circuit (ASIC). , FPGA (Field Programmable Gate Array), or a combination thereof. The functions of the position determination unit 10, the stop determination unit 20, the traffic congestion determination unit 30, the emergency stop determination unit 40, and the notification control unit 50 may be realized by a plurality of processing circuits 530. It may be realized by the processing circuit 530.
The GPS receiver 110, 6-axis sensor device 120, vehicle speed input device 130, VICS receiver 140, communication device 150, camera device 160, display device 170, audio output device 180, memory 520 and processing circuit 530 are connected by a bus or the like It is possible to exchange information.

  As shown in FIG. 12B, when the processing circuit is the processor 510, the functions of the position determination unit 10, the vehicle stop determination unit 20, the traffic congestion determination unit 30, the emergency vehicle determination unit 40, and the notification control unit 50 are software and firmware. Or realized by a combination of software and firmware. The software or firmware is written as a program and stored in the memory 520. The processor 510 implements the functions of the respective units by reading and executing the program stored in the memory 520. That is, the emergency stop determination device 100 includes a memory 520 for storing a program which, when executed by the processor 510, results in the steps shown in the flowcharts of FIGS. In addition, it can be said that this program causes a computer to execute the procedure or method of the position determination unit 10, the vehicle stop determination unit 20, the traffic jam determination unit 30, the emergency stop determination unit 40, and the notification control unit 50.

Here, the processor 510 is a central processing unit (CPU), a processing device, an arithmetic device, a microprocessor, a microcomputer, or the like.
The memory 520 may be a nonvolatile or volatile semiconductor memory such as a random access memory (RAM), a read only memory (ROM), an erasable programmable ROM (EPROM), or a flash memory, a hard disk, a flexible disk, or the like. Or an optical disc such as a CD (Compact Disc) or a DVD (Digital Versatile Disc).

  The functions of position determination unit 10, stop determination unit 20, congestion determination unit 30, emergency stop determination unit 40, and notification control unit 50 are partially realized by dedicated hardware, and some are software or firmware. It may be realized by As described above, the processing circuit in the emergency stop determination device 100 can realize each of the functions described above by hardware, software, firmware, or a combination thereof.

  In the scope of the present invention, free combinations of the respective embodiments, deformation of any component of each embodiment, or omission of any component of each embodiment are possible within the scope of the invention.

  Reference Signs List 1 vehicle, 10 position determination unit, 20 stop determination unit, 30 traffic jam determination unit, 31 information acquisition unit, 32 determination unit, 33 imaging data acquisition unit, 40 emergency stop determination unit, 50 notification control unit, 60 auxiliary information storage unit, Reference Signs List 100 emergency stop determination device, 101 communication control unit, 110 GPS receiver, 120 6-axis sensor device, 130 vehicle speed input device, 140 VICS receiver, 150 communication device, 160 camera device, 170 display device, 180 audio output device, 200 Server, 201 Communication control unit.

Claims (12)

A position determination unit that determines whether the current position of the vehicle is on a freeway;
A stop determination unit that determines whether or not the own vehicle is stopped;
A traffic jam determining unit that determines whether or not the road on which the vehicle is traveling is congested;
The position determination unit determines that the current position of the vehicle is on the expressway, and the stop determination unit determines that the vehicle is stopped, and the congestion determination unit travels the vehicle. An emergency stop determination device comprising: an emergency stop determination unit that determines that the host vehicle is in an emergency stop state when it is determined that the road on which the vehicle is traveling is not congested. The emergency stop determination unit outputs emergency stop information to the notification control unit when it is determined that the host vehicle is in the emergency stop state.
The emergency stop determination apparatus according to claim 1, wherein the notification control unit controls an output of auxiliary information for assisting an action of an occupant at the time of an emergency stop, when acquiring the emergency stop information.   The traffic congestion determination unit acquires road traffic information and current position information of the vehicle, and based on the road traffic information and current position information of the vehicle, whether the road on which the vehicle is traveling is jammed The emergency stop determination apparatus according to claim 1, characterized in that:   The traffic jam determination unit further acquires imaging data around the vehicle, and determines whether the road on which the vehicle is traveling is congested using the analysis result of the imaging data. The emergency stop determination device according to Item 3.   3. The emergency stop determination device according to claim 2, wherein the notification control unit outputs, as the auxiliary information, information on the current position of the vehicle on a freeway.   The emergency stop determination apparatus according to claim 5, wherein the notification control unit outputs a distance between a current position of the vehicle and a nearest landmark on a freeway.   3. The emergency stop determination according to claim 2, wherein the notification control unit outputs, as the auxiliary information, information instructing to contact a necessary contact using a mobile phone or an in-vehicle communication function. apparatus.   The emergency stop determination device according to claim 2, wherein the notification control unit outputs information of an emergency contact point as the auxiliary information.   The emergency stop determination device according to claim 2, wherein the notification control unit outputs corresponding tutorial information as the auxiliary information.   In the emergency stop determination unit, the position determination unit determines that the current position of the vehicle is on the expressway, and the stop determination unit determines that the vehicle is stopped, and the congestion determination It is characterized by counting the number of times when it is determined that the road on which the vehicle is traveling is not congested in the section, and the number of times reaches a threshold, it is determined that the vehicle is in an emergency stop state The emergency stop determination device according to claim 1, wherein A server that transmits and receives information to and from an information terminal device mounted on a vehicle or an information terminal device brought into the vehicle,
A position determination unit that determines whether the current position of the vehicle is on an expressway;
A stop determination unit that determines whether the vehicle is at a stop;
A traffic jam determining unit that determines whether the road on which the vehicle is traveling is congested or not;
The position determination unit determines that the current position of the vehicle is on an expressway, and the stop determination unit determines that the vehicle is stopped, and the congestion determination unit travels the vehicle. A server that includes an emergency stop determination unit that determines that the vehicle is in an emergency stop state when it is determined that the road in question is not congested. A computer mounted on a vehicle or a computer carried on the vehicle,
A position determination unit that determines whether the current position of the vehicle is on an expressway;
A stop determination unit that determines whether the vehicle is at a stop;
A traffic jam determining unit that determines whether the road on which the vehicle is traveling is congested or not;
The position determination unit determines that the current position of the vehicle is on an expressway, and the stop determination unit determines that the vehicle is stopped, and the congestion determination unit travels the vehicle. The emergency stop determination program for causing the vehicle to function as an emergency stop determination unit that determines that the vehicle is in an emergency stop state when it is determined that the road in question is not congested.

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