JP2023013089A - Entertainment device for vehicle - Google Patents

Abstract

To provide an improved entertainment device capable of notifying an occupant of the reason of execution of vehicle control by allowing the occupant to utter the intention of the vehicle control if the occupant wants to know the reason of the execution of the executed vehicle control.SOLUTION: An entertainment device 10 for a vehicle 50 provided with a vehicle control device 20 for executing vehicle control corresponding to a prescribed condition when the prescribed condition is determined to be established includes a reception device 30 for receiving an inquiry by a voice of an occupant with a microphone 32, and a notification device 40 for acquiring information on the reason of execution from the vehicle control device and notifying the occupant of the reason of execution with a speaker 42 on the basis of the acquired information when the reception device receives the inquiry about the reason of execution of the executed vehicle control.SELECTED DRAWING: Figure 1

Description

The present invention relates to an entertainment system for vehicles such as automobiles.

2. Description of the Related Art There is known an entertainment device in a vehicle such as an automobile that analyzes a user's voice command and controls the operation of equipment used by the user based on the analysis result. For example, Patent Literature 1 below describes an entertainment device configured so that audio data from a device used by a user is also transmitted to the cloud.

JP 2020-166075 A

[Problems to be solved by the invention]
Vehicles such as automobiles are equipped with various vehicle control devices, and each vehicle control device performs vehicle control based on information acquired by a sensor or the like. For example, the driving support control device controls the rudder angle of the steered wheels so that the vehicle travels along the lane based on the position of the vehicle detected by a camera sensor or the like, information on the surroundings of the vehicle, and the like.

Many vehicle controls, such as driving support control, are not executed based on a command from a passenger, but are automatically executed when it is determined that a predetermined condition has been established in advance. Therefore, depending on the vehicle control to be executed, the occupant may want to know the reason for the execution even if the occupant is notified that the control has been executed by means of a display or the like.

However, in a conventional entertainment device such as the entertainment device described in the above publication, even if the passenger utters, "Why did you perform that?" I have a problem that I can't.

A major object of the present invention is to enable the occupant, when he or she wants to know the reason for executing vehicle control, to notify the occupant of the reason for executing vehicle control by uttering his/her intention. To provide an improved entertainment device.

[Means for Solving the Problems and Effect of the Invention]
According to the present invention, in an entertainment device (10) for a vehicle (50) having a vehicle control device (20) that executes vehicle control corresponding to a predetermined condition when it is determined that a predetermined condition has been established, A reception device (30) that receives an inquiry by voice from a passenger, and when the reception device receives an inquiry about the reason for executing vehicle control that has been executed, the reason for execution is given to the passenger based on information acquired from the vehicle control device. and a notification device (40) for notifying the.

According to the above configuration, when an inquiry about the reason for executing vehicle control that has been executed is received by the reception device, the notification device notifies the passenger of the reason for execution based on the information acquired from the vehicle control device. be.

Therefore, by inquiring about the reason for executing the vehicle control, the passenger can receive the notification of the reason for the execution and know the reason for the execution. In addition, since the inquiry can be made by voice, troublesome operations such as operating keys on a keypad are unnecessary.

[Aspect of the invention]
In one aspect of the present invention, when the receiving device (30) receives an inquiry about the reason for executing vehicle control that has been executed, the notification device (40) receives information about the reason for execution from the vehicle control device (20). configured to retrieve

According to the above aspect, when the receiving device receives an inquiry about the reason for executing the executed vehicle control, the notification device acquires the information about the reason for execution from the vehicle control device. Therefore, since the notification device only needs to obtain from the vehicle control device information about the reason for the execution of the inquiry, the notification device obtains in advance from the vehicle control device a large number of reasons for execution of vehicle control for which it is unknown whether or not there is an inquiry, It does not need to be stored in a memory device.

In another aspect of the present invention, the entertainment device (10) includes a storage device (46) for storing information regarding vehicle control performed, and the notification device (40) is stored in the storage device. Based on the information, it is configured to inform the crew of the reason for the execution.

According to the above aspect, the information about the executed vehicle control is stored in the storage device, and the notification device notifies the passenger of the reason for the execution based on the information stored in the storage device. Therefore, since it is not necessary to acquire the information about the reason for the execution related to the inquiry from the vehicle control device, the reason for the execution can be quickly notified to the occupant.

Furthermore, in another aspect of the present invention, when the notification device (40) cannot notify the occupant of the reason for execution based on the information stored in the storage device (46), the vehicle control It is arranged to obtain the reason for execution from the device (20).

According to the above aspect, when the reason for execution cannot be notified to the passenger based on the information stored in the storage device, the reason for execution is acquired from the vehicle control device. Therefore, the amount of information stored in the storage device can be small, and the storage capacity of the storage device can be reduced.

Furthermore, in another aspect of the present invention, the notification device (40) is configured to notify the reason for execution at least by voice.

According to the above aspect, the reason for execution is notified at least by voice. Thus, the passenger can know the reason for the execution interactively, in particular, the driver can look at the display device to see the reason for the execution, compared to the case where the reason for the execution is only visually notified, for example. Since there is no need to move the vehicle, it is possible to reduce the risk of hindering concentration on driving.

Additionally, in another aspect of the present invention, the storage device (28, 46) is configured to store a predetermined number of recent vehicle control and execution reasons.

According to the above aspect, the storage device only needs to store the latest predetermined number of vehicle controls and reasons for execution, and old vehicle controls and reasons for their execution that have no possibility of being inquired by a passenger can be deleted. . Therefore, the storage capacity of the storage device can be reduced.

Furthermore, in another aspect of the present invention, the notification device (40) notifies the reason for executing the specified vehicle control when the inquiry from the passenger includes an expression specifying the vehicle control. configured as follows.

According to the above aspect, when the inquiry from the passenger includes an expression designating vehicle control, the reason for executing the designated vehicle control is notified. Therefore, even when a plurality of vehicle controls are executed, the passenger can know the reason for execution of the vehicle control that the passenger wants to know the reason for execution.

Furthermore, in another aspect of the present invention, the notification device (40) is configured to notify that the inquiry is unclear when the inquiry is unclear and the reason for execution is unclear.

According to the above aspect, when the inquiry is unclear and when the reason for execution is unclear, a notification to that effect is made. Therefore, it is possible to reduce the possibility that the occupant may feel that something is wrong with the entertainment device, as compared with the case where the unknown information is not notified.

In the above description, in order to facilitate understanding of the present invention, names and/or symbols used in the embodiments are added in parentheses to configurations of the invention corresponding to the embodiments to be described later. However, each component of the present invention is not limited to the component of the embodiment corresponding to the parenthesized names and/or symbols. Other objects, features and attendant advantages of the present invention will be readily understood from the description of embodiments of the present invention described with reference to the following drawings.

1 is a schematic configuration diagram showing an entertainment device according to a first embodiment; FIG. 4 is a flow chart showing a control routine for acceptance and notification in the first embodiment; FIG. 2 is a schematic configuration diagram showing an entertainment device according to a second embodiment; FIG. 9 is a flow chart showing a control routine for acceptance and notification in the second embodiment;

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

[First embodiment]
The entertainment device 10 according to the first embodiment is applied to a vehicle 50 equipped with a vehicle control device 20 and has the configuration shown in FIG. The entertainment device 10 includes a reception device 30 that receives a voice inquiry from a passenger, and a notification device 40 . When the receiving device 30 receives an inquiry about the reason for executing the vehicle control executed by the vehicle control device 20, the notification device 40 acquires the reason for execution from the vehicle control device 20 and notifies the passenger of the reason for execution. is configured to

As shown in FIG. 1, the vehicle controller 20 includes one or more sensors 22, such as a camera sensor that captures the front of the vehicle 50, a control execution unit 24, and a vehicle control electronic vehicle control ECU 26. , a storage device 28 . The control execution device 24 may be a device that executes arbitrary vehicle control, such as a steering device that steers steerable wheels, a braking device, a driving device, and various auxiliary machines (not shown). The "vehicle control electronic control unit" is abbreviated as "vehicle control ECU".

When the vehicle control ECU 26 determines that a predetermined condition has been established based on the information detected by the sensor 22, the vehicle control ECU 26 controls the control execution device 24 to perform vehicle control (change of control mode, warning signal, etc.) corresponding to the predetermined condition. etc.). When the vehicle control ECU 26 executes vehicle control, the vehicle control ECU 26 outputs a signal indicating that fact to the entertainment electronic control unit 34 of the entertainment device 10 via a communication path device 52 such as a CAN (Controller Area Network).

In addition, the vehicle control ECU 26 stores, in the storage device 28, the reasons for the execution of the vehicle controls that may be inquired by the passenger about the reasons for the execution of the executed vehicle controls. Therefore, although the storage device 28 is connected to the vehicle control ECU 26 , it also functions as part of the entertainment device 10 . The storage device 28 is configured to store the latest predetermined number of vehicle control and execution reasons by erasing older vehicle control and execution reason information beyond the predetermined number. Note that the storage device 28 may also store the time when the vehicle control was executed.

The reception device 30 includes a microphone 32 that converts an input voice into an electrical signal and outputs the electrical signal, and an entertainment electronic control unit 34 that receives the electrical signal from the microphone 32 . "Entertainment electronic control unit" is abbreviated as "ET-ECU". When the ET-ECU 34 receives a signal indicating that vehicle control is executed from the vehicle control ECU 26, the ET-ECU 34 turns on the microphone 32 for a preset time and analyzes the meaning of the voice input through the microphone. The microphone 32 may be switched from off to on when a switch (not shown) is operated. Also, the microphone 32 may be a microphone provided in a navigation device or the like (not shown).

The notification device 40 includes an ET-ECU 34 , a speaker 42 that converts an electrical signal input from the ET-ECU 34 into sound and outputs the sound, and a display device 44 . The speaker 42 may be a speaker of an audio device, display audio device, etc. not shown. The display device 44 may be a display device such as a navigation device, a display audio device, or the like. The ET-ECU 34 can communicate with the vehicle control ECU 26 of the vehicle control device 20 via the communication path device 52 .

When the ET-ECU 34 receives the signal indicating that the vehicle control has been executed, it determines whether or not it is necessary to notify the occupant that the vehicle control has been executed. The ET-ECU 34 outputs a command signal to the display device 44 when determining that it is necessary to notify by visual information. The display device 44 notifies the passenger with visual information indicating that the vehicle control has been executed. Further, when the ET-ECU 34 determines that it is necessary to notify by voice information, the ET-ECU 34 outputs an electric signal to the speaker 42 . The speaker 42 notifies the passenger with voice information indicating that the vehicle control has been executed. Further, when the ET-ECU 34 determines that it has received an inquiry about the reason for executing the vehicle control executed by the vehicle control device 20, it requests the vehicle control device 20 for information on the reason for executing the vehicle control related to the inquiry.

When the vehicle control ECU 26 of the vehicle control device 20 receives the request for information on the reason for execution, the vehicle control ECU 26 acquires the information on the reason for vehicle control and execution from the storage device 28, and communicates the acquired information on the reason for vehicle control and execution. It is supplied to the ET-ECU 34 of the notification device 40 via the routing device 52 . Based on the supplied information, the ET-ECU 34 outputs to the speaker 42 an electrical signal indicating the reason for executing the vehicle control, thereby notifying the passenger of the reason for executing the vehicle control by means of the voice emitted from the speaker 42 .

At least one of the notification of execution of vehicle control by display device 44 and the notification of execution of vehicle control by speaker 42 may be omitted. In addition to the notification of the execution of vehicle control by the display device 44, or in addition to the notification of the reason for execution of the vehicle control by the display device 44, the voice emitted from the speaker 42 notifies the occupant of the execution of the vehicle control. may be Further, the reason for execution may be displayed on the display device 44 instead of or in addition to the notification of the reason for execution by voice.

The vehicle control ECU 26 of the vehicle control device 20 responds to an inquiry from the passenger with an expression designating a specific vehicle control among a plurality of executed vehicle controls, such as "control of", "control of etc. is included, the reason for executing the specified vehicle control is notified. Further, when the inquiry is unclear and the reason for the execution is unclear, the vehicle control ECU 26 of the vehicle control device 20 notifies that it is unclear, for example, "I do not understand."

The ET-ECU 34 performs a reception and notification control routine according to the flow chart shown in FIG. Start. The activation command may be, for example, a word such as "Hey, Mr. A", and the user may be able to register the activation command to a desired word.

The vehicle control ECU 26 and the ET-ECU 34 are electronic control units each having a microcomputer as a main part. Each microcomputer includes a CPU, ROM, RAM, non-volatile memory and interface. The CPU implements various functions by executing instructions (programs, routines) stored in the ROM. In particular, the storage device 28 may be RAM of the microcomputer of the vehicle control ECU 26 instead of an external storage device.

Next, a control routine for acceptance and notification in the first embodiment will be described with reference to the flowchart shown in FIG. The control routine according to the flowchart shown in FIG. 2 is repeatedly executed by the CPU of the ET-ECU 34 at a predetermined control cycle. Also, in the following description, control of acceptance and notification is simply referred to as "control." The same applies to the acceptance and notification control routines in the second embodiment, which will be described later.

First, in step S<b>10 , the CPU determines whether or not there is an inquiry about the reason for the vehicle control executed by the vehicle control device 20 . When the CPU makes an affirmative determination, the control proceeds to step S40, and when it makes a negative determination, the control proceeds to step S20.

In step S20, the CPU determines whether or not a preset reference time or more has elapsed since the control by this control routine was started. When the CPU makes a negative determination, it returns the control to step S10, and when it makes an affirmative determination, it turns off the microphone 32 in step S30.

In step S40, similarly to step S20, the CPU determines whether or not a preset reference time or more has elapsed since the control by this control routine was started. When the CPU makes a negative determination, it advances the control to step S60, and when it makes an affirmative determination, it turns off the microphone 32 in step S50.

In step S60, the CPU requests the vehicle control device 20 for information on the reason for executing the vehicle control related to the inquiry.

In step S70, the CPU determines whether or not vehicle control ECU 26 has supplied vehicle control and reason information for execution. When the CPU makes a negative determination, it returns the control to step S60, and when it makes an affirmative determination, it advances the control to step S80.

When a predetermined period of time or more has elapsed since the first negative determination was made in step S70, or when negative determinations have been made in succession for a reference number of times or more in step S70, control proceeds to step 100. may

In step S80, the CPU determines whether or not the reason for execution is unknown. When the CPU makes a negative determination, in step S90, the CPU outputs an electric signal indicating the reason for executing the vehicle control to the speaker 42, thereby notifying the occupant of the reason for the execution by the sound emitted from the speaker 42. On the other hand, when the CPU makes an affirmative determination, in step S100, the CPU outputs an electric signal indicating that the reason for execution is unknown to the speaker 42, and thereby the sound emitted from the speaker 42 informs the passenger of the execution. Notify that the reason for is unknown.

The CPU also determines whether or not the inquiry is unclear in step S80. When the CPU determines that the inquiry is unclear, in step S100, the CPU outputs an electrical signal indicating that the inquiry is unclear to the speaker 42, and the sound emitted from the speaker 42 thereby informs the occupant of the inquiry. Notify that it is unknown.

[Second embodiment]
The entertainment device 10 according to the second embodiment is also applied to a vehicle 50 equipped with a vehicle control device 20, and has the configuration shown in FIG. The entertainment device 10 includes a reception device 30 that receives a voice inquiry from a passenger, and a notification device 40 . When the receiving device 30 receives an inquiry about the reason for executing vehicle control executed by the vehicle control device 20, the notification device 40 receives from the vehicle control device 20 based on information stored in a storage device 46, which will be described later. It is configured to notify the crew of the reason for execution.

Also in the second embodiment, when the vehicle control ECU 26 determines that a predetermined condition is established based on the information detected by the sensor 22, the vehicle control ECU 26 controls the control execution device 24 to control the vehicle corresponding to the predetermined condition. Execute control. When the vehicle control ECU 26 executes vehicle control, the vehicle control ECU 26 outputs a signal indicating that fact to the ET-ECU 34 via the communication path device 52 .

In the second embodiment, the vehicle control ECU 26 transmits, through the communication path device 52, a signal indicating the reason for execution of the vehicle control that may be inquired by the occupant about the reason for execution of the executed vehicle control. output to the ET-ECU 34.

Further, in the second embodiment, the notification device 40 includes the ET-ECU 34, a speaker 42 that converts an electrical signal input from the ET-ECU 34 into sound and outputs the sound, a display device 44, and a storage device 46. , contains

When the ET-ECU 34 receives the signal indicating the vehicle control performed and the reason for the execution, the ET-ECU 34 stores the information on the vehicle control performed and the reason for the execution in the storage device 46 . Storage device 46, like storage device 28, is configured to store the most recent predetermined number of vehicle control and execution reasons by erasing information on older vehicle control and execution reasons beyond the predetermined number. ing. Note that the storage device 46 may also store the time when the vehicle control was executed.

When the ET-ECU 34 receives the signal indicating that the vehicle control has been executed, it determines whether or not it is necessary to notify the occupant that the vehicle control has been executed. When the ET-ECU 34 determines that notification is necessary, it outputs a command signal to the display device 44 . The display device 44 notifies the passenger with visual information indicating that the vehicle control has been executed.

Further, when the ET-ECU 34 determines that it has received an inquiry about the reason for executing the vehicle control executed by the vehicle control device 20, the ET-ECU 34 selects the execution of the vehicle control related to the inquiry from the information stored in the storage device 46. Search and retrieve reason information. When the ET-ECU 34 acquires the information about the reason for executing the vehicle control related to the inquiry, the ET-ECU 34 outputs an electric signal indicating the reason for executing the vehicle control to the speaker 42, thereby outputting a voice from the speaker 42 to the passenger. Inform the reason for execution.

When the ET-ECU 34 is unable to acquire information on the reason for execution of the vehicle control related to the inquiry from the information stored in the storage device 46, the ET-ECU 34, similarly to the first embodiment, Information on the reason for executing vehicle control is requested to the vehicle control device 20 and acquired. Other points of the second embodiment are the same as those of the first embodiment.

Next, a control routine for acceptance and notification in the second embodiment will be described with reference to the flowchart shown in FIG. In FIG. 4, steps that are the same as the steps shown in FIG. 2 are given the same step numbers as the step numbers given in FIG.

As can be seen from a comparison of FIGS. 4 and 2, steps 10-50 and steps 60-100 are performed in the same manner as the corresponding steps of the first embodiment.

In step S52, which is executed after step S50, the CPU searches the information stored in the storage device 46 for the vehicle control and the reason for the execution of the inquiry.

In step S54, the CPU determines whether or not there is information about the vehicle control and the reason for its execution in question, that is, whether or not the information about the reason for executing the vehicle control in question has been acquired by searching. conduct. When the CPU makes a negative determination, the CPU advances control to step S60 and executes steps S60 and S70 in the same manner as in the first embodiment. On the other hand, when the CPU makes an affirmative determination, the control proceeds to step S80.

As can be seen from the above description, according to the first and second embodiments, when the receiving device 30 receives an inquiry about the reason for executing vehicle control, the information obtained from the vehicle control device 20 The notification device 40 notifies the occupant of the reason for execution based on. Therefore, by inquiring about the reason for executing the vehicle control, the passenger can receive the notification of the reason for the execution and know the reason for the execution. In addition, since the inquiry can be made by voice, troublesome operations such as operating keys on a keypad are unnecessary.

Also, according to the first and second embodiments, the reason for execution is notified at least by voice. Thus, the passenger can know the reason for the execution interactively, in particular, the driver can look at the display device to see the reason for the execution, compared to the case where the reason for the execution is only visually notified, for example. Since there is no need to move the vehicle, it is possible to reduce the risk of hindering concentration on driving.

Also according to the first and second embodiments, the storage devices 28 and 46 store a predetermined number of recent vehicle control and execution reasons. Therefore, it is possible to eliminate the old vehicle control and the reason for its execution that are unlikely to be queried by the passenger, thereby reducing the storage capacity of the storage device.

Further, according to the first and second embodiments, when an inquiry from a passenger includes an expression specifying vehicle control, the reason for executing the specified vehicle control is notified. Therefore, even when a plurality of vehicle controls are executed, the passenger can know the reason for execution of the vehicle control that the passenger wants to know the reason for execution.

Furthermore, according to the first and second embodiments, when the query is unclear and the reason for execution is unknown, an unknown notification is provided. Therefore, it is possible to reduce the possibility that the occupant may feel that something is wrong with the entertainment device, as compared with the case where the unknown information is not notified.

Further, according to the first and second embodiments, the microphone 32 is turned on for a preset period of time when a signal is received from the vehicle control ECU 26 indicating that vehicle control has been performed. It has become. Therefore, compared to the case where the microphone 32 is always on, it is possible to reduce power consumption and reduce the risk of malfunction due to erroneous recognition of unnecessary inquiries.

In particular, according to the first embodiment, when an inquiry about the reason for executing vehicle control that has been executed is received by the receiving device, the notification device acquires information about the reason for execution from the vehicle control device. Therefore, since the notification device only needs to obtain from the vehicle control device information about the reason for the execution of the inquiry, it is possible to obtain in advance from the vehicle control device a large number of reasons for execution of vehicle control for which it is unknown whether or not there is an inquiry. It does not need to be stored in a memory device.

Further, according to the second embodiment, information about the executed vehicle control is stored in the storage device 46, and the notification device notifies the crew of the reason for the execution based on the information stored in the storage device. . Therefore, since it is not necessary to acquire the information about the reason for the execution related to the inquiry from the vehicle control device, the reason for the execution can be quickly notified to the occupant.

Furthermore, according to the second embodiment, the reason for execution is acquired from the vehicle control device 20 when the reason for execution cannot be notified to the passenger based on the information stored in the storage device 46 . Therefore, the amount of information stored in the storage device can be small, and the storage capacity of the storage device can be reduced.

Next, first to fifth examples will be described as specific examples of the first and second embodiments described above. Note that specific examples of the first and second embodiments are not limited to the first to fifth examples.

[First example]
The vehicle control device 20 automatically adjusts at least the rudder angle of the steered wheels based on the position information of the vehicle 50 supplied from the GPS device, which is one of the sensors 22, so that the vehicle 50 runs along the lane. It is a driving support control device that performs driving support control.

The predetermined condition is that the position information of the vehicle 50 supplied from the GPS device cannot be acquired, and the vehicle control corresponding to the predetermined condition is to automatically control the braking device, which is one of the vehicle control devices. slow deceleration of the vehicle and release of driving support control.

If the inquiry is "Why slow down?", "Why are you canceling the driving support control?" "Because it cannot be acquired", "Because of communication failure, it is not possible to communicate normally with the GPS device", and the like.

[Second example]
The vehicle control device 20 automatically controls at least the rudder angle of the steered wheels based on information such as white line information detected by a camera sensor, which is one of the sensors 22, so that the vehicle 50 runs along the lane. It is a driving support control device that performs support control.

The predetermined condition is that the camera sensor cannot normally detect the white line, and the vehicle control corresponding to the predetermined condition is a control mode change from hands-off driving assistance control to hands-on driving assistance control.

If the inquiry is "Why hands-on?", "Why is hands-on necessary?" Because the white line cannot be detected normally due to the reflected light from the

[Third example]
The vehicle control device 20 is an air conditioning device that air-conditions the interior of the vehicle 50, and the sensor 22 is a headlight switch and an illuminance sensor or clock that detects the brightness outside the vehicle.

The predetermined condition is that the vehicle 50 runs through a tunnel while the air conditioner is operating in the outside air intake mode, the illumination sensor or the clock turns on the headlights even though it is not nighttime. That is. The vehicle control corresponding to the predetermined condition is to change the control mode of the air conditioner from the outside air intake mode to the inside air circulation mode.

If the query is "why the shy air circulation mode?" or "why is the shy air circulation mode?" "Because it runs in a tunnel, it is better to circulate the inside air."

[Fourth example]
The vehicle control device 20 is an automatic light device that turns on and off the headlights, and the sensor 22 is an ignition switch.

The predetermined condition is that a predetermined time has elapsed since the ignition switch was turned off while the headlights were on. A vehicle control that corresponds to a predetermined condition is the automatic extinguishing of the headlights.

If the query is "Why did the headlights go off?", "Why did the headlights go off?" "Because time has passed", "Because the ignition switch is already off", etc.

[Fifth example]
A vehicle control device 20 is an automatic door lock device that controls locking and unlocking of doors, and a sensor 22 is a shift position sensor.

The predetermined condition is that the shift position is switched to the P range while all doors are locked. A vehicle control corresponding to a given condition is to unlock all doors.

If the inquiry is "why unlock?", "why unlock?" be.

Although the present invention has been described in detail with respect to specific embodiments, the present invention is not limited to the above-described embodiments, and various other embodiments are possible within the scope of the present invention. It will be clear to those skilled in the art.

For example, in the above-described first and second embodiments, the ET-ECU 34 turns on the microphone 32 for a preset time upon receiving a signal indicating that vehicle control has been executed from the vehicle control ECU 26. It's like However, the microphone 32 may be turned on all the time.

In addition, in the first and second embodiments, the microphone 32 is mounted on the vehicle 50, but a terminal device such as a smart phone or smart speaker wirelessly connected to the entertainment device 10 by Bluetooth (registered trademark), for example, may be used. microphone. In that case, the terminal device forms part of the notification device 40 .

Similarly, in the first and second embodiments, the speaker 42 is also mounted on the vehicle 50, but a terminal such as a smart phone or smart speaker wirelessly connected to the entertainment device 10 via Bluetooth (registered trademark), for example It may be the speaker of the device. In that case as well, the terminal device forms part of the notification device 40 .

Also, in the first and second embodiments, the storage devices 28 and 46 are connected to the vehicle control ECU 26 and the ET-ECU 34, respectively. However, these storage devices may be connected to communication path device 52 .

DESCRIPTION OF SYMBOLS 10... Entertainment apparatus 20... Vehicle control apparatus 22... Sensor 24... Control execution apparatus 26... Vehicle control ECU 28... Storage device 30... Reception apparatus 32... Microphone 34... ET-ECU 40... Notification Device, 42...Speaker, 44...Display device, 46...Storage device, 50...Vehicle

Claims (8)

In an entertainment system for a vehicle comprising a vehicle control device that executes vehicle control corresponding to the predetermined condition when it is determined that a predetermined condition is established, a reception device that receives a passenger's voice inquiry, and the reception device. a notification device for notifying an occupant of the reason for execution of the vehicle control based on the information obtained from the vehicle control device when receiving an inquiry about the reason for the execution of the vehicle control executed by . 2. The entertainment device for a vehicle according to claim 1, wherein when the receiving device receives an inquiry about the reason for executing the vehicle control that has been executed, the notification device acquires information about the reason for execution from the vehicle control device. An entertainment device for a vehicle, configured to: 2. An entertainment system for a vehicle as recited in claim 1, wherein said entertainment system includes a storage device for storing information relating to vehicle control performed, and wherein said notification device is configured to generate information based on information stored in said storage device. an entertainment device for a vehicle configured to notify an occupant of the reason for the performance. 4. An entertainment device for a vehicle according to claim 3, wherein said notification device, when unable to notify the passenger of the reason for execution based on the information stored in said storage device, from said vehicle control device An entertainment device for a vehicle configured to obtain a reason for action. 5. An entertainment device for a vehicle according to any one of claims 1 to 4, wherein the notification device is configured to notify the reason for execution at least by voice. 6. An entertainment device for a vehicle according to any one of claims 1 to 5, wherein the storage device is adapted to store a predetermined number of recent vehicle control and execution reasons. entertainment device. 7. The entertainment device for a vehicle according to claim 6, wherein, when the inquiry from the passenger includes an expression designating vehicle control, the notification device notifies the reason for execution of the designated vehicle control. A structured entertainment device for a vehicle. 8. An entertainment device for a vehicle according to any one of claims 1 to 7, wherein said notification device notifies that it is unclear when the inquiry is unclear and when the reason for execution is unclear. An entertainment device for a vehicle, configured as follows.

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