JP2016091309A - Warning notification system and warning notification method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a technique capable of preventing an accident involving a person around a vehicle due to abnormality in a health condition of a driver.SOLUTION: A warning notification device 1 comprises an information acquisition section 11 and a warning notification section 14. The information acquisition section 11 acquires bio-related information including at least any one of biological information of the driver driving the vehicle and environment information indicating indoor environment in the vehicle affecting the biological information. The warning notification section 14 notifies a warning around the vehicle that is the outside of the vehicle, when it is determined that the health condition of the driver is abnormal on the basis of the bio-related information acquired by the information acquisition section 11 and bio-related information predetermined as a normality/abnormality criterion.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a warning notification system and a warning notification method.

  Conventionally, various techniques for supporting driving of vehicles have been proposed. For example, in Patent Documents 1 and 2, when it is determined that the physical condition of the driver is abnormal due to, for example, drowsiness, seizures due to wrinkles, wrinkles due to use of drugs, based on the biological information of the driver of the vehicle, Techniques for controlling vehicle brakes and steering have been proposed. According to such a technique, it is possible to suppress a traffic accident caused by a driver's physical condition abnormality.

JP 2002-56500 A Japanese Patent Laid-Open No. 5-112158

  However, in reality, there is an accident in which a person outside the vehicle is involved in a traffic accident caused by an abnormal physical condition of the driver, and reduction of such an accident is demanded.

  Therefore, the present invention has been made in view of the above problems, and an object of the present invention is to provide a technique capable of suppressing an accident involving a person around the vehicle due to an abnormal physical condition of the driver.

  The warning notification system according to the present invention acquires information for acquiring biological information including at least one of biological information of a driver who drives the vehicle and environmental information indicating the indoor environment of the vehicle that affects the biological information. When the driver's physical condition is determined to be abnormal based on the biological information related to the vehicle, the biological information acquired by the information acquisition unit, and the biological related information determined in advance as a normal / abnormal determination criterion, A warning notification unit that is external and notifies a vehicle periphery.

  A warning notification method according to the present invention acquires (a) biological information including at least one of biological information of a driver who drives a vehicle and environmental information indicating an indoor environment of the vehicle that affects the biological information. And (b) based on the biological related information acquired in step (a) and the biological related information predetermined as a normal / abnormal determination criterion, the driver's physical condition is determined to be abnormal. And a step of notifying a warning outside the vehicle and around the vehicle.

  ADVANTAGE OF THE INVENTION According to this invention, the accident which involves the person around a vehicle by a driver | operator's physical condition abnormality can be suppressed.

1 is a block diagram illustrating a main configuration of a warning notification device according to Embodiment 1. FIG. 1 is a block diagram illustrating a configuration of a warning notification device according to Embodiment 1. FIG. FIG. 6 is a diagram for explaining a level of an abnormal state according to the first embodiment. 3 is a flowchart illustrating an operation of the warning notification device according to the first embodiment. It is a block diagram which shows the main structures of the server which concerns on another modification. It is a block diagram which shows the main structures of the communication terminal which concerns on another modification.

<Embodiment 1>
In the following description, a case where the warning notification system according to the present invention is applied to a single warning notification device mounted on a vehicle will be described as an example. Hereinafter, a vehicle that is equipped with the warning notification device and is a target of attention will be described as “own vehicle”, and a vehicle different from the own vehicle will be described as “other vehicle”.

  FIG. 1 is a block diagram showing a main configuration of a warning notification device 1 according to Embodiment 1 of the present invention. The warning notification device 1 in FIG. 1 includes an information acquisition unit 11 and a warning notification unit 14.

  The information acquisition unit 11 acquires biological information including biological information of a driver who drives the vehicle 2 and environmental information indicating the indoor environment of the vehicle 2 that affects the biological information. However, the biological body related information acquired by the information acquisition unit 11 may not include both the biological information and the environmental information, and may include only one of the biological information and the environmental information.

  The warning notification unit 14 is external to the host vehicle 2 when it is determined that the driver's physical condition is abnormal based on the biological related information acquired by the information acquiring unit 11 and the predetermined biological related information. Therefore, a warning is notified around the vehicle 2. For example, a wireless communication device or a CPU (Central Processing Unit) that controls a vehicle device such as a direction indicator is applied to the warning notification unit 14.

  In addition, for example, a range in which light, sound, radio waves, or the like used for warning notification reaches or a range within a predetermined distance from the own vehicle 2 corresponds to the vicinity of the above-described own vehicle 2.

  In addition, the biological related information determined as a normal determination criterion may be applied to the predetermined biological related information described above, or the biological related information determined as an abnormality determination criterion may be applied. . For example, in a configuration in which biological related information set as a normal determination criterion is applied, when the numerical value indicated by the biological related information acquired by the information acquisition unit 11 is included in the range indicated by the biological related information, It is determined that the physical condition of the driver is normal. In other cases, it is determined that the physical condition of the driver of the host vehicle 2 is abnormal. On the other hand, in the configuration in which the biological related information determined as the abnormality determination criterion is applied, when the numerical value indicated by the biological related information acquired by the information acquisition unit 11 is included in the range indicated by the information, It is determined that the physical condition of the driver is abnormal. In other cases, it is determined that the physical condition of the driver of the host vehicle 2 is normal. Hereinafter, as an example, a description will be given by taking as an example a configuration in which the biological related information determined as a normal determination criterion is applied to the predetermined biological related information.

  According to the warning notification device 1 according to the first embodiment configured as described above, when the physical condition of the driver of the host vehicle 2 is determined to be abnormal, a warning is notified to the periphery of the host vehicle 2. As a result, for example, passers around the vehicle 2 and drivers of other vehicles can know when the driver's physical condition is abnormal. You can evacuate. Therefore, it is possible to suppress an accident involving a person around the own vehicle 2 due to an abnormality in the physical condition of the driver of the own vehicle 2.

  Next, not only main components of the warning notification device 1 but also additional components will be described. FIG. 2 is a block diagram illustrating a main configuration and an additional configuration of the warning notification device 1 according to the first embodiment. In addition to the information acquisition unit 11 and the warning notification unit 14, the warning notification device 1 of FIG. 2 includes a living body related information holding unit 12, a driver's physical condition determination unit 13, an inter-vehicle information detection unit 15, and a brake control unit 16. And. Among these, the driver's physical condition determination unit 13 and the brake control unit 16, for example, a CPU (not shown) of the warning notification device 1 executes a program stored in a storage device such as a semiconductor memory (not shown) of the warning notification device 1. This is realized as a function of the CPU.

  The information acquisition unit 11 in FIG. 2 includes an electroencephalogram detection unit 11a, a pupil tracking unit 11b, a heart rate detection unit 11c, a sweating amount detection unit 11d, a body temperature detection unit 11e, a face image detection unit 11f, and a respiration detection. 11g, the indoor temperature detection part 11h, and the indoor humidity detection part 11i are included. However, the information acquisition unit 11 is not limited to the configuration in FIG. 2, and may include at least one of the electroencephalogram detection unit 11 a to the respiration detection unit 11 g.

  Among the constituent elements of the information acquisition unit 11, the electroencephalogram detection unit 11a to the respiration detection unit 11g detect the above-described biological information as biological information, and the respiration detection unit 11g and the indoor temperature detection unit 11h use the above-described environmental information as biological information. Detect as information. The timing at which the information acquisition unit 11 detects the biological information is the state in which the driving source (for example, the engine or the motor) of the host vehicle 2 is driving, and the host vehicle 2 may be running, The car 2 may be stopped. In the configuration in which biological information is detected while the host vehicle 2 is stopped, a person around the host vehicle 2 evacuates from the host vehicle 2 in advance when the driver who is in an abnormal condition is operating a brake. Therefore, it is possible to suppress being involved in an accident after releasing the brake.

  Next, each component of the information acquisition unit 11 will be described in detail.

  The electroencephalogram detection unit 11a detects a driver's electroencephalogram as biological information. The electroencephalogram detection unit 11a is composed of, for example, an electrode capable of detecting an electroencephalogram from the driver's head or the like.

  The pupil tracking unit 11b detects the movement of the driver's pupil as biological information. The pupil tracking unit 11b includes, for example, a camera that captures an image of the driver's pupil and an image processing unit that detects the movement of the pupil from the image.

  The heart rate detector 11c detects the driver's heart rate as biometric information. The heart rate detection unit 11c is composed of, for example, an electrode that can detect an electrical pulse of a cardiac cycle from a driver's hand or the like.

  The perspiration amount detection unit 11d detects the perspiration amount of the driver as biometric information. The sweating amount detection unit 11d is composed of, for example, an electrode that can detect an electrical resistance corresponding to the sweating amount of the driver.

  The body temperature detection unit 11e detects the body temperature of the driver as biological information. This body temperature detection part 11e is comprised from the thermistor etc. which can detect temperature from a driver | operator's hand etc., for example.

  The face image detection unit 11f detects the driver's face image as biometric information. The face image detection unit 11f includes, for example, a camera that captures a driver's face image and an image processing unit that detects a face color or facial expression from the face image.

  The respiration detection unit 11g detects the respiration of the driver as biometric information. The respiration detection unit 11g includes, for example, a microphone that detects a driver's respiration sound and a sound processing unit that detects the presence / absence of breathing or the number of times per unit time from the respiration sound. Or a semiconductor sensor or an infrared detector that detects alcohol concentration during respiration based on the oxygen concentration.

  The indoor temperature detection unit 11h detects the indoor temperature of the host vehicle 2 as environmental information. The indoor temperature detection unit 11h is composed of, for example, a thermistor capable of detecting the temperature from the indoor air of the vehicle 2 or the like.

  The indoor humidity detection part 11i detects the indoor humidity of the own vehicle 2 as environmental information. The indoor humidity detection unit 11i is composed of, for example, a semiconductor sensor capable of detecting humidity from the indoor air of the host vehicle 2 or the like.

  The biological related information holding unit 12 is configured by a storage device such as a hard disk drive (HDD) or a semiconductor memory, for example, and the biological related information holding unit 12 holds (stores) the above-described predetermined biological related information. Has been.

  The biological information includes, for example, a brain wave, a heart rate, a sweating amount, a range of body temperature or respiratory rate, a pupil movement pattern, a face image pattern, or a driver's physical condition when the driver's physical condition is normal. The information such as the range of indoor temperature or indoor humidity that is normally maintained is applied.

  In the first embodiment, the biological related information held in the biological related information holding unit 12 is described as being defined for each driver. However, the present invention is not limited to this, but a typical one. Only one piece of biological information may be defined.

  The driver's physical condition determination unit 13 determines whether or not the driver's physical condition is abnormal based on the biological related information acquired by the information acquisition unit 11 and the biological related information held by the biological related information holding unit 12. Determine whether. For example, the driver's physical condition determination unit 13 is normal when the brain wave acquired by the information acquisition unit 11 is within the range of the brain wave held by the living body related information holding unit 12. That is, it is determined that there is no abnormality, and otherwise, it is determined that the physical condition of the driver is abnormal.

  In the first embodiment, the driver's physical condition determination unit 13 includes the biological related information of the driver selected from the driver among the biological related information for each driver held in the biological related information holding unit 12. Used for the above judgment. In addition, the driver's physical condition determination unit 13 performs the above determination for each of a plurality of types of biological information (here, brain waves, heart rate,..., Room humidity).

  And the driver | operator's physical condition determination part 13 determines the level of an abnormal state based on the kind of biological body relevant information determined that the driver | operator's physical condition is abnormal. For example, if it is determined that the physical condition is abnormal only for the heart rate and it is determined that the physical condition is normal for other types such as brain waves and pupil movement, the driver physical condition determination unit 13 Judge that the level is low. For example, when it is determined that the physical condition is abnormal not only for the heart rate but also for other types such as brain waves and pupil movements, the driver physical condition determination unit 13 determines that the level of the abnormal condition is high. to decide.

  The warning notification unit 14 notifies a warning around the host vehicle 2 when the driver's physical condition determination unit 13 determines that the driver's physical condition is abnormal.

  In the first embodiment, the warning notification unit 14 is provided via the direction indicator 21 of the host vehicle 2 and the warning sound output unit 22 that is mounted on the host vehicle 2 and can notify a warning sound to the outside of the host vehicle 2. Notify a warning. However, the present invention is not limited to this, and the warning notification unit 14 may notify the warning via one of the direction indicator 21 and the warning sound output unit 22.

  For example, a hazard display by the direction indicator 21 is applied as the warning notification via the direction indicator 21.

  For example, a horn or a speaker outside the vehicle is applied to the warning sound output unit 22, and a horn sound or voice output from the warning sound output unit 22 is applied as a warning notification via the warning sound output unit 22. .

  In the first embodiment, the warning notification unit 14 notifies a warning to the communication terminal 26 located around the host vehicle 2 via the network of communication terminals. For example, a mobile terminal such as a mobile phone, a smartphone, and a tablet is applied to the communication terminal 26, and a mobile phone network including a center, an inter-pedal communication network, and the like are applied to the network of the communication terminals. Whether or not the communication terminal 26 is located in the vicinity of the host vehicle 2 is obtained by acquiring the positions of the host vehicle 2 and the communication terminal 26 using, for example, a GPS (Global Positioning System) device, and the distance between these positions. Judgment may be made based on the above.

  When receiving a warning notification from the warning notification unit 14, the communication terminal 26 notifies the owner or the like of the warning by at least one of sound and display. In addition, when the communication terminal 26 receives not only the determination result that the driver's physical condition of the host vehicle 2 is abnormal but also the position and speed of the host vehicle 2, a warning is displayed and The relative position and direction of the host vehicle 2 based on the speed and the position of the communication terminal 26 may also be displayed.

  In the first embodiment, the warning notification unit 14 notifies a warning to another vehicle 27 (for example, an in-vehicle device of the other vehicle 27 not shown) located around the host vehicle 2 via a network between vehicles. For example, a navigation device or a PND (Portable Navigation Device) is applied to the in-vehicle device of the other vehicle 27, and examples of the network between vehicles include a mobile phone network including a center, a vehicle-to-vehicle communication network, and a road-to-vehicle communication network. Applied. Whether or not the other vehicle 27 is located in the vicinity of the own vehicle 2 is determined based on a distance between the positions of the own vehicle 2 and the other vehicle 27 obtained by, for example, a GPS device. That's fine.

  When the other vehicle 27 (on-vehicle device) receives the warning notification from the warning notification unit 14, the other vehicle 27 notifies the driver of the other vehicle 27 or the like by at least one of sound and display. In addition, when the other vehicle 27 (on-vehicle device) receives not only the determination result that the physical condition of the driver of the own vehicle 2 is abnormal, but also the position and speed of the own vehicle 2, a warning is displayed, The relative position and direction of the own vehicle 2 based on the speed of the own vehicle 2 and the position of the other vehicle 27 may also be displayed.

  Furthermore, in this Embodiment 1, the warning notification part 14 changes the apparatus used for a notification based on the level of the abnormal condition determined by the driver | operator's physical condition determination part 13. FIG. For example, as shown in FIG. 3, when the level of the abnormal state is low, the warning notification unit 14 issues a warning using the direction indicator 21 (hazard display) and the warning sound output unit 22 (horn sound). Notice. Further, when the level of the abnormal state is high, the warning notification unit 14 notifies the warning using the warning sound output unit 22 (sound of the speaker outside the vehicle), the communication terminal 26, and the other vehicle 27 (on-vehicle device). .

  The inter-vehicle information detection unit 15 in FIG. 2 is configured by, for example, a stereo camera or a millimeter wave radar, and detects an object to be detected around the host vehicle 2. Note that the detection target includes, for example, other vehicles or shielding objects located on the front, rear, left and right of the host vehicle 2.

  The brake control unit 16 performs brake control for stopping the traveling of the host vehicle 2 after the warning notification unit 14 notifies the warning. In the first embodiment, as an example, the brake control unit 16 stops traveling of the host vehicle 2 when the inter-vehicle information detection unit 15 does not detect the detection target after the warning notification by the warning notification unit 14. Perform brake control.

<Operation>
FIG. 4 is a flowchart showing the operation of the warning notification device 1 according to the first embodiment.

  First, in step S1, the information acquisition unit 11 acquires (detects) biological information.

  In step S <b> 2, the driver's physical condition determination unit 13 compares the biological related information acquired by the information acquisition unit 11 with the biological related information held in the biological related information holding unit 12, and the physical condition of the driver. It is determined whether or not is abnormal. If it is determined that there is an abnormality, the level of the abnormal state is determined before proceeding to step S3. If it is determined that there is no abnormality, the operation in FIG. 4 is terminated. However, the present invention is not limited to this. If it is determined that there is no abnormality, the process may return to step S1.

  In step S <b> 3, the warning notification unit 14 notifies a warning around the host vehicle 2. Here, the warning notification unit 14 notifies the warning using a device selected based on the level of the abnormal state.

  In step S <b> 4, the warning notification device 1 determines whether or not a detection object around the host vehicle 2 is detected by the inter-vehicle information detection unit 15. When it is determined that the detection target has been detected, the operation of FIG. 4 is terminated, and when it is determined that the detection target has not been detected, the process proceeds to step S5. However, the present invention is not limited to this, and if it is determined that a detection target has been detected, step S4 may be performed again.

  In step S5, the brake control unit 16 forcibly stops the host vehicle 2 forcibly by performing brake control. Thereafter, the operation of FIG. 4 ends.

<Summary of Embodiment 1>
According to the warning notification device 1 according to the first embodiment as described above, when the physical condition of the driver of the host vehicle 2 is determined to be abnormal, a warning is notified to the vicinity of the host vehicle 2. It is possible to suppress an accident involving a person around the host vehicle 2 due to an abnormal physical condition of the driver 2.

  Moreover, in this Embodiment 1, after notification of the warning by the warning notification part 14, control which stops the driving | running | working of the own vehicle 2 is performed. Thereby, generation | occurrence | production of the above-mentioned accident can be reduced more.

  Moreover, in this Embodiment 1, after notification of the warning by the warning notification part 14, when the distance information detection part 15 does not detect a detection target object, control which stops the driving | running | working of the own vehicle 2 is performed. Thereby, the secondary disaster by stopping the driving | running | working of the own vehicle 2 automatically can be suppressed.

  Further, in the first embodiment, predetermined biological related information is defined for each driver. Thereby, the accuracy of the determination as to whether or not the driver's physical condition is abnormal can be improved.

<Modification>
In the above configuration, the electroencephalogram detection unit 11a to the respiration detection unit 11g are integrally provided in the warning notification device 1. However, the present invention is not limited to this and may be a device separated from the warning notification device 1. . For example, the electroencephalogram detection unit 11a to the respiration detection unit 11g are devices attached to the driver's body, and the biometric information acquired from the body is obtained by LAN (Local Area Network), Bluetooth (registered trademark), or WiFi (registered). (Trademark) or other wearable devices that can be transmitted to the warning notification device 1 by wireless communication.

<Other variations>
FIG. 5 is a block diagram showing a main configuration of the server 41 according to this modification. The server 41 in FIG. 5 includes a communication unit 41a and a control unit 41b, and includes a first vehicle 46 (an in-vehicle device (not shown) of the first vehicle 46), a communication terminal 47, and a second vehicle 48 (second vehicle). 48 wireless communication devices (not shown).

  The first vehicle 46 is provided with a direction indicator 46a and a warning sound output unit 46b similar to the direction indicator 21 and the warning sound output unit 22 described above. The communication terminal 47 is the same as the communication terminal 26 described above, and the second vehicle 48 is the same as the other vehicle 27 described above.

  The communication unit 41 a (information acquisition unit) receives (acquires) biological information detected by the first vehicle 46 by performing wireless communication with the first vehicle 46.

  The control unit 41b has a function similar to that of the driver physical condition determination unit 13 and the warning notification unit 14 described above, when a CPU (not illustrated) of the server 41 executes a program stored in a storage device (not illustrated) of the server 41. have.

  The control unit 41b determines whether or not the physical condition of the driver of the first vehicle 46 is abnormal based on the biological related information acquired by the communication unit 41a and the biological related information previously stored in the server 41. To do. And the control part 41b notifies a warning via the direction indicator 46a and the warning sound output part 46b, when it judges that the driver | operator's physical condition of the 1st vehicle 46 is abnormal, or via the network of a communication terminal. A warning is notified to the communication terminal 47 located around the first vehicle 46, or a warning is sent to the second vehicle 48 located around the first vehicle 46 via a network between the vehicles.

  According to the server 41 configured as described above, similarly to the first embodiment, it is possible to suppress an accident involving a person around the first vehicle 46 due to an abnormal condition of the driver of the first vehicle 46. . Further, when the first vehicle 46 and the second vehicle 48 are configured in the same manner, similarly to the above-described first embodiment, the vicinity of the second vehicle 48 is caused by an abnormal condition of the driver of the second vehicle 48. Can prevent accidents involving people.

  FIG. 6 is a block diagram showing the main configuration of the communication terminal 51 according to this modification. The communication terminal 51 in FIG. 6 includes a communication unit 51a and a control unit 51b, and includes a host vehicle 56 (an in-vehicle device (not shown) of the host vehicle 56), a communication terminal 57, and another vehicle 58 (an illustration of the other vehicle 58). Wireless communication with an in-vehicle device). As the communication terminal 51, for example, a portable terminal such as a mobile phone, a smartphone, and a tablet carried by the driver of the own vehicle 56 is applied.

  The own vehicle 56 is provided with a direction indicator 56a and a warning sound output unit 56b similar to the direction indicator 21 and the warning sound output unit 22 described above. The communication terminal 57 is the same as the communication terminal 26 described above, and the other vehicle 58 is the same as the other vehicle 27 described above.

  The communication unit 51a (information acquisition unit) receives (acquires) biological related information detected by the host vehicle 56 by performing wireless communication with the host vehicle 56.

  The control unit 51b is configured such that the CPU (not shown) of the communication terminal 51 executes a program (for example, an application for executing a navigation function) stored in a storage device (not shown) of the communication terminal 51, thereby It has the same functions as the physical condition determination unit 13 and the warning notification unit 14.

  The control unit 51b determines whether the physical condition of the driver of the host vehicle 56 is abnormal based on the biological related information acquired by the communication unit 51a and the biological related information previously held in the communication terminal 51. To do. When the controller 51b determines that the physical condition of the driver of the host vehicle 56 is abnormal, the control unit 51b notifies the warning via the direction indicator 56a and the warning sound output unit 56b, or automatically through the network of communication terminals. A warning is notified to the communication terminal 57 located around the vehicle 56, or a warning is sent to the other vehicle 58 located around the host vehicle 56 via a network between the vehicles.

  According to the communication terminal 51 configured as described above, similarly to the first embodiment, it is possible to suppress an accident involving a person around the own vehicle 56 due to an abnormality in the physical condition of the driver of the own vehicle 56.

  As in the present modification described above, the warning notification device 1 described in the first embodiment is equipped with a navigation device, a PND, a communication terminal, and functions of applications installed in these devices that can be mounted on a vehicle. In addition, the present invention can be applied to a warning notification system constructed as a system by appropriately combining servers and the like. In this case, each function or each component of the warning notification device 1 described above may be distributed and disposed in each device that constructs the system, or may be concentrated on any device. Good.

  In the present invention, the embodiments can be appropriately modified and omitted within the scope of the invention.

  DESCRIPTION OF SYMBOLS 1 Warning notification apparatus, 2 Own vehicle, 11 Information acquisition part, 11a EEG detection part, 11b Pupil tracking part, 11c Heart rate detection part, 11d Sweating amount detection part, 11e Body temperature detection part, 11f Face image detection part, 11g Respiration detection 11h Indoor temperature detection unit 11i Indoor humidity detection unit 14 Warning notification unit 15 Inter-vehicle information detection unit 16 Brake control unit 21 Direction indicator 22 Alarm sound output unit 26 Communication terminal 27 Other vehicle 41 Server, 41a communication unit, 41b control unit, 51 communication terminal, 51a communication unit, 51b control unit.

Claims (9)

An information acquisition unit for acquiring biological information including at least one of biological information of a driver driving the vehicle and environmental information indicating an indoor environment of the vehicle that affects the biological information;
When it is determined that the physical condition of the driver is abnormal based on the biological related information acquired by the information acquisition unit and the biological related information set in advance as a criterion for normality / abnormality, A warning notification system comprising: a warning notification unit that notifies a warning to the outside of the vehicle and around the vehicle. The warning notification system according to claim 1,
The warning notification unit
A warning notification system that notifies the warning via at least one of the direction indicator of the vehicle and a warning sound output unit that is mounted on the vehicle and can notify a warning sound to the outside of the vehicle. The warning notification system according to claim 1 or 2,
The warning notification unit
A warning notification system that notifies the warning to a communication terminal located around the vehicle via a network of communication terminals. The warning notification system according to any one of claims 1 to 3,
The warning notification unit
The warning notification system which notifies the said warning to another vehicle located around the said vehicle via the network between vehicles. The warning notification system according to any one of claims 1 to 4,
The information acquisition unit
An electroencephalogram detection unit for detecting the driver's brain wave as the biological information, a pupil tracking unit for detecting the movement of the driver's pupil as the biological information, and a heart rate for detecting the driver's heart rate as the biological information A number detection unit, a sweat amount detection unit that detects the driver's sweat rate as the biological information, a body temperature detection unit that detects the driver's body temperature as the biological information, and the driver's face image as the biological information. A face image detection unit that detects as information, a respiration detection unit that detects respiration of the driver as the biological information, an indoor temperature detection unit that detects a room temperature of the vehicle as the environmental information, and a room humidity of the vehicle A warning notification system including at least one of an indoor humidity detection unit that detects the environmental information as the environmental information. The warning notification system according to any one of claims 1 to 5,
A warning notification system, further comprising a brake control unit that performs control to stop traveling of the vehicle after notification of the warning by the warning notification unit. The warning notification system according to claim 6,
A detection unit for detecting a detection object around the vehicle;
The brake control unit
A warning notification system that performs the control to stop the traveling of the vehicle when the detection unit does not detect the detection target after notification of the warning by the warning notification unit. The warning notification system according to any one of claims 1 to 7,
The warning notification system, wherein the predetermined biological information is defined for each driver. (A) obtaining biological information including at least one of biological information of a driver driving the vehicle and environmental information indicating the indoor environment of the vehicle that affects the biological information;
(B) Based on the living body related information acquired in the step (a) and the living body related information set in advance as a normal / abnormal judgment criterion, the physical condition of the driver is determined to be abnormal. A warning notification method comprising: a step of notifying the warning outside the vehicle and around the vehicle.

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