JP2019127192A - On-vehicle device - Google Patents

Abstract

To provide an on-vehicle device that can improve convenience of a user when a warning lamp is lighted up.SOLUTION: In an on-vehicle device 10, a display control part 46, when a warning lamp is lighted up in a vehicle, makes a display part 28 to display an icon for receiving an inquiry about the lighted-up warning lamp from a user. A receiving part 44 receives operation input by the user. An acquiring part 42, when the receiving part 44 receives operation input for selecting an icon, acquires voice delivered by the user. An output part 48 outputs a response to contents of the voice, generated based on information about the lighted-up warning lamp and information on the voice.SELECTED DRAWING: Figure 2

Description

  BACKGROUND OF THE INVENTION Field of the Invention The present invention relates to an in-vehicle apparatus that provides information on a warning light of a vehicle.

  There is known a navigation device that displays a warning icon in conjunction with lighting or blinking of a warning light on a meter panel (see, for example, Patent Document 1). In this technique, on the condition that the warning icon displayed on the display device of the navigation device is operated by the user, the warning light detailed information regarding the warning light that is lit or blinking is displayed on the display device of the navigation device.

Unexamined-Japanese-Patent No. 2006-193138

  In the above technology, when the warning icon is operated, predetermined warning light detailed information is displayed, so information that the user does not need may also be displayed, and information required by the user is not displayed. There is also the possibility. Therefore, the user may feel inconvenient.

  The present invention has been made in view of such a situation, and an object thereof is to provide an on-vehicle apparatus capable of improving the convenience of the user when the warning light is turned on.

  In order to solve the above-described problems, an in-vehicle device according to an aspect of the present invention includes a display control unit that displays an icon for accepting a user's inquiry about the lit warning light when the warning light is lit on the vehicle. A receiving unit that receives a user's operation input, an acquisition unit that acquires a voice spoken by the user when the receiving unit receives an operation input for selecting the icon, and information about the warning light that is lit And an output unit that outputs an answer to the contents of the sound generated based on the information of the sound.

  According to this aspect, an icon for accepting a user's inquiry regarding a lit warning light is displayed, and when an operation input for selecting an icon is accepted, an answer to the content of the voice spoken by the user is output. When the user needs information on lights, it can provide information that the user is likely to need. Therefore, when the warning light is turned on, the convenience of the user can be improved.

  ADVANTAGE OF THE INVENTION According to this invention, when a warning lamp lights, a user's convenience can be improved.

It is a block diagram which shows the structure of the vehicle system which concerns on embodiment. It is a block diagram which shows the structure of the vehicle-mounted apparatus of FIG. It is a figure which shows an example of the image displayed on the display part of FIG. 2 when a warning lamp lights. FIG. 4 is a diagram showing an image displayed on the display unit of FIG. 2 when the “inquiry” icon of FIG. 3 is selected. It is a block diagram which shows the structure of the server apparatus of FIG. FIG. 5 is a view showing an image displayed on the display unit of FIG. 2 following FIG. 4;

  FIG. 1 is a block diagram showing a configuration of a vehicle system 1 according to an embodiment. The vehicle system 1 includes an on-vehicle device 10 and a server device 12. Although one in-vehicle apparatus 10 is illustrated in FIG. 1 to clarify the description, the vehicle system 1 can include a plurality of in-vehicle apparatuses 10.

  The on-vehicle device 10 is mounted on a vehicle 14 which is an automobile. The in-vehicle device 10 has a navigation function, for example. The in-vehicle device 10 performs wireless communication with the server device 12. The wireless communication standard is not particularly limited, but includes, for example, 3G (third generation mobile communication system), 4G (fourth generation mobile communication system), or 5G (fifth generation mobile communication system). The in-vehicle apparatus 10 may perform wireless communication with the server apparatus 12 via a base station (not shown). The server device 12 is installed, for example, in a data center.

  FIG. 2 is a block diagram showing the configuration of the in-vehicle device 10 of FIG. The in-vehicle device 10 includes a communication unit 20, a processing unit 22, a microphone 24, a speaker 26, a display unit 28, an input unit 30, a vehicle control ECU 32, and a meter panel 34. The processing unit 22 includes a specification unit 40, an acquisition unit 42, a reception unit 44, a display control unit 46, an output unit 48, and a call unit 50.

  The microphone 24 is provided in the vehicle compartment of the vehicle 14 and acquires sound in the vehicle compartment. This voice includes the speech by the occupant of the vehicle 14 who is the user. The microphone 24 outputs the acquired voice data to the processing unit 22.

  The speaker 26 is an audio output device which is provided in the vehicle compartment of the vehicle 14 and outputs audio. The display unit 28 is a display device such as a liquid crystal display, and is provided on a center console or a dashboard of the vehicle 14.

  The input unit 30 is, for example, a touch panel that is provided on the display surface of the display unit 28 and receives a user's touch operation for selecting an icon or the like displayed on the display unit 28. The input unit 30 outputs an operation signal by the touch operation to the processing unit 22. The input unit 30 may be a touch pad or the like.

  The vehicle control ECU 32 includes a plurality of ECUs, such as an engine ECU and a brake ECU, which control the vehicle 14. When the vehicle control ECU 32 detects that a matter to be warned to the user has occurred in the vehicle 14, the vehicle control ECU 32 outputs a warning light signal for lighting a warning light corresponding to the matter to be warned to the meter panel 34 and the processing unit 22. Do. Items to be warned to the user include, for example, engine abnormality, ABS (Antilock Brake System) abnormality, charging system abnormality, fuel reduction, catalyst device temperature abnormality, slip prevention function abnormality, tire air pressure abnormality, etc. Is not particularly limited.

  The meter panel 34 is provided on the dashboard of the vehicle 14. When a warning light signal is output from the vehicle control ECU 32, the meter panel 34 lights a warning light corresponding to the warning light signal. The warning lights are, for example, an engine warning light indicating an abnormality in the engine, a brake warning light indicating an abnormality in the ABS, a charge warning light indicating an abnormality in the charging system, a fuel warning light indicating a decrease in fuel, a temperature of the catalyst device An exhaust temperature warning lamp indicating an abnormality, a slip indicator lamp indicating an abnormality in the slip prevention function, a tire air pressure warning lamp indicating an abnormality in tire air pressure, and the like are included, but not particularly limited.

  Based on the warning light signal output from the vehicle control ECU 32, the specifying unit 40 specifies that the warning light has been lit on the vehicle 14 and the type of the lit warning light. The identifying unit 40 outputs information on the lit warning light to the display control unit 46 and the communication unit 20.

  The display control unit 46 displays, on the display unit 28, a menu screen for selecting a service corresponding to the lit warning light when the warning light is lit based on the information regarding the lit warning light output from the specifying unit 40. Let The menu screen includes information on the lit warning light and a plurality of icons. The user can select any of a plurality of icons.

  FIG. 3 is a view showing an example of an image displayed on the display unit 28 of FIG. 2 when the warning lamp is turned on. Here, it is assumed that the slip indicator lamp is lit while the display unit 28 is displaying the map 100. This image includes a map 100 and a menu screen 110. Since the slip indicator lamp is turned on, the map 100 being displayed is reduced, and the menu screen 110 is displayed. The menu screen 110 may be displayed superimposed on the map 100 being displayed. The menu screen 110 displays a message “Slip indicator light lit” including information about the lit warning light, and a fixed message regardless of the lit warning light “Please select if there is a desired service”. And a plurality of icons 112-120. When the warning light indicating that the vehicle cannot travel is turned on, the menu screen 110 also includes a message “cannot travel”. The speaker 26 may output these messages by voice.

  The icon 112 has an "inquiry" function, and is an icon for receiving a user's voice inquiry regarding the lit warning light. The icon 114 has an “operator connection” function and is an icon for making a telephone call with an operator.

  The icon 116 has a function of “retail store reservation”, and is an icon for reserving repair of the vehicle 14 at the store. The icon 118 is an icon having a function of requesting a “load service”. The icon 120 is an icon having a function of “closing” the menu screen 110.

  Returning to FIG. 2, the receiving unit 44 receives an operation signal from the input unit 30. This corresponds to the reception unit 44 receiving a user operation input.

  The in-vehicle device 10 executes a function corresponding to the icon selected by the user on the menu screen 110. Below, 1. Inquiry function, 2. Store reservation function, 3. Operator connection function, 4. Load service request function, 5. The menu screen end function will be described in order.

1. Inquiry Function When the receiving unit 44 receives an operation input for selecting the “inquiry” icon 112, the display control unit 46 displays a voice input standby screen on the display unit 28 instead of the menu screen 110.

  FIG. 4 is a view showing an image displayed on the display unit 28 of FIG. 2 when the “inquiry” icon 112 of FIG. 3 is selected. The image of FIG. 4 includes a map 100 and a standby screen 130 for voice input. The voice input standby screen 130 includes a message “Please give me a message” that prompts the user to speak.

  Returning to FIG. 2, when the receiving unit 44 receives an operation input for selecting the “inquiry” icon 112, the acquiring unit 42 acquires, from the microphone 24, the voice uttered by the user, and transmits the voice data to the communication unit 20. Output to

  The communication unit 20 performs wireless communication with the server device 12. When the reception unit 44 receives an operation input for selecting the “inquiry” icon 112, the communication unit 20 receives the information on the lit warning light output from the identification unit 40 and the audio data output from the acquisition unit 42. And to the server apparatus 12. Information for identifying the vehicle 14 that is the transmission source is attached to these pieces of information.

  FIG. 5 is a block diagram showing the configuration of the server device 12 of FIG. The server device 12 includes a communication unit 60, a processing unit 62, and a storage unit 64. The processing unit 62 includes a voice recognition unit 70, an answer creating unit 72, and a reservation processing unit 74.

  The communication unit 60 performs wireless communication with the communication unit 20 of the in-vehicle device 10. The communication unit 60 receives information and sound data related to the warning light that is turned on from the communication unit 20 of the in-vehicle device 10. The communication unit 60 outputs the received information and audio data to the processing unit 62.

  The voice recognition unit 70 recognizes the voice uttered by the user based on the voice data output from the communication unit 60. The speech recognition unit 70 outputs the speech recognition result to the answer generation unit 72. Speech recognition can be performed using known techniques.

  The storage unit 64 stores a plurality of answer candidates for each warning light. For example, regarding the warning light of the slip indicator lamp, the storage unit 64 may explain the warning light as follows: “The slip indicator light has been lit. There is no effect on normal driving, but the anti-slip function does not operate. I remember the answer candidate "let's do it". In addition, the storage unit 64 stores the answer candidate “It does not affect the normal driving, but the slip prevention function does not operate, so let's drive with caution” regarding the warning light. Further, the storage unit 64 stores answer candidates “please go to the store” as a countermeasure for the warning light.

  The answer generation unit 72 determines the user based on the information on the lit warning light output from the communication unit 60, the speech recognition result output from the speech recognition unit 70, and the answer candidate stored in the storage unit 64. Create an answer to your query. The answers can be made using well known techniques.

  For example, based on the voice recognition result, the response generation unit 72 identifies the content of the inquiry such as confirmation of the explanation of the warning light, confirmation of the travel availability, and confirmation of the countermeasure. The response generation unit 72 may specify the content of the inquiry using the learning result of the content of the inquiry in the past. The answer creating unit 72 creates an answer regarding the specified inquiry content based on the answer candidate regarding the lit warning light in the storage unit 64.

  For example, when the slip indicator lamp is lit and the user's inquiry is "Teach me about the lit warning lamp", the response generation unit 72 specifies that the inquiry is the confirmation of the explanation of the warning lamp. The answer creation unit 72 obtains the explanation of the warning light regarding the slip indicator lamp from the storage unit 64, and “Slip indicator light is lit. There is no effect on normal driving, but the slip prevention function does not operate. Make an answer saying "Let's drive."

  For example, when the slip indicator lamp is lit and the user's inquiry is “tell me what to do”, the answer creating unit 72 specifies that the inquiry is a coping method. The answer creating unit 72 acquires the handling method related to the slip indicator lamp from the storage unit 64, and creates an answer of “Please go to a store”.

  The answer creating unit 72 outputs the created answer to the communication unit 60. The communication unit 60 transmits the response output from the response generation unit 72 to the in-vehicle device 10. Information for identifying the vehicle 14 that is the transmission destination is attached to this information.

  Return to FIG. The communication unit 20 receives an answer from the communication unit 60 of the server device 12. The communication unit 20 supplies the received answer to the output unit 48.

  The output unit 48 outputs the reply supplied from the communication unit 20 via the display control unit 46, the display unit 28, and the speaker 26. Specifically, the output unit 48 converts the supplied answer into an audio signal and outputs it to the speaker 26. The output unit 48 outputs the supplied answer to the display control unit 46. This corresponds to the output unit 48 outputting a response to the content of the sound generated based on the information on the lit warning light and the information on the sound.

  The speaker 26 outputs the answer as voice based on the voice signal output from the output unit 48. Based on the answer output from the output unit 48, the display control unit 46 causes the display unit 28 to display an inquiry result display screen including the answer instead of the voice input standby screen 130.

  6 is a view showing an image displayed on the display unit 28 of FIG. 2 following FIG. This image includes the map 100 and the display screen 140 of the inquiry result. Here, it is assumed that the user's inquiry was “Tell me about a lit warning light”.

  The inquiry result display screen 140 includes a message “Slip indicator lamp is lit. There is no effect on normal driving, but the anti-slip function does not operate, so let's drive carefully.” . The inquiry result display screen 140 includes a plurality of icons 122 and 124.

  The icon 122 has an “end” function and is an icon for ending the inquiry. The icon 124 has an “additional question” function and is an icon for accepting an additional inquiry by the user's voice.

  Return to FIG. When the reception unit 44 receives an operation input for selecting the icon 124 of the “additional question”, the display control unit 46 causes the display unit 28 to again display the voice input standby screen 130 in FIG. 4.

  When the receiving unit 44 receives an operation input for selecting the “additional question” icon 124, the acquiring unit 42 acquires the voice spoken by the user from the microphone 24 again. After this, the above-described voice recognition process, answer creation process, and the like are performed.

  In addition, when the receiving unit 44 receives an operation input for selecting the “end” icon 122, the display control unit 46 displays the menu screen 110 of FIG. 3 on the display unit 28 again. The user can select any of the five icons 112 to 120 again.

2. Store reservation function The communication unit 20 of the in-vehicle device 10 transmits a reservation request to the server device 12 when the reception unit 44 receives an operation input for selecting the “store reservation” icon 116.

  In the server device 12 of FIG. 5, when the communication unit 60 receives a reservation request, the reservation processing unit 74 receives reservation date information from server devices (not shown) of a plurality of stores via the communication unit 60. To get The reservation processing unit 74 causes the communication unit 60 to transmit the acquired information on the plurality of dealers and the reservation available date and time of each dealer to the in-vehicle apparatus 10. The plurality of dealers are selected based on, for example, the current position of the vehicle 14 or the home address of the user.

  Return to FIG. The communication unit 20 receives, from the server device 12, information on a plurality of sales outlets and reservation date and time of each sales outlet. The display control unit 46 displays a reservation screen for the user to reserve the repair of the vehicle 14 at the store based on the information on the plurality of stores received by the communication unit 20 and the reservation possible date and time of each store. Display on the part 28. The reservation screen includes information on a plurality of dealers and the reservation available date and time of each dealer.

  The input unit 30 receives a touch operation of a user for specifying a store and a reservation date and time. When the reception unit 44 receives an operation input from a user who designates a store and a reservation date and time, the communication unit 20 transmits the information on the designated store and the reservation date and information on the lit warning light to the server device 12. Send to

  In the server device 12 of FIG. 5, when the communication unit 60 receives the information on the designated store and reservation date and the information on the lit warning light, the reservation processing unit 74 determines the store and the reservation date and time. . The reservation processing unit 74 causes the communication unit 60 to transmit the confirmed reservation information and information on the lit warning light to the server device of the corresponding store. In addition, the reservation processing unit 74 causes the communication unit 60 to transmit the confirmed reservation information to the on-vehicle apparatus 10.

3. Operator Connection Function In FIG. 2, when the reception unit 44 receives an operation input for selecting the “operator connection” icon 114, the communication unit 20 displays information related to a warning lamp that is lit (not shown) of an operator. Send to Further, when the reception unit 44 receives an operation input for selecting the “operator connection” icon 114, the call unit 50 calls the operator and performs, for example, a hands-free call. The user inquires about the lit warning light through a call with the operator and hears an answer.

4. Road Service Request Function When the reception unit 44 receives an operation input for selecting the “road service” icon 118, the call unit 50 calls the road service window and makes a hands-free call. The user can request a road service by a call with a person in charge at the window.

5. Menu Screen Exit Function The display control unit 46 causes the display unit 28 to erase the menu screen 110 when the reception unit 44 receives an operation input for selecting the icon 120 of the “close” function.

  When a warning light unrelated to the failure of the vehicle 14 such as a remaining fuel warning light is turned on, the menu screen 110 displays a message including information about the lighted warning light, a fixed message, and an “inquiry” icon. 112 and an icon 120 for the "close" function, but not the icons 114-118. In this case, it is difficult to assume that the icons 114 to 118 are selected.

  When a warning light unrelated to the failure of the vehicle 14 is lit, the “inquiry” icon 112 is not selected and the “close” function icon 120 is continuously selected a predetermined number of times, the display control unit 46, the menu screen 110 is not displayed on the display unit 28 even if the same warning lamp is turned on next time. This makes it difficult for the user to feel annoyance.

  In terms of hardware, this configuration can be realized with the CPU, memory, or other LSI of any computer, and with software, it can be realized by a program loaded into the memory, etc. Are drawing functional blocks. Accordingly, those skilled in the art will understand that these functional blocks can be realized in various forms by hardware only, software only, or a combination thereof.

  As described above, according to the present embodiment, when the “inquiry” icon 112 for accepting the user's inquiry regarding the lit warning light is displayed and the operation input for selecting the icon 112 is accepted, the user is uttered by the user. The voice is recognized and the answer to the voice content is output. Thereby, when the user needs information on the warning light, it is possible to provide information that is likely to be required by the user. Further, since the inquiry can be made without talking with the operator, the user can be easily inquired. Therefore, when the warning light is turned on, the convenience for the user can be improved.

  In addition, when the warning light is turned on, the menu screen 110 for service selection including the “inquiry” icon 112 and the plurality of other icons 114 to 120 is displayed, thereby allowing the user to select a desired service. Can. This also improves the convenience of the user.

  In addition, when the operation input for selecting the “store reservation” icon 116 is received, the repair of the vehicle 14 at the store can be reserved, so that the user does not have to make a reservation for the phone or the store website. be able to. In addition, since the information on the lit warning light is transmitted to the server device of the reserved store, the store can prepare for repair in advance. Therefore, the repair time at the dealer can be shortened.

  In addition, when an operation input for selecting the “operator connection” icon 114 is received, information on the lit warning light is transmitted to the terminal device of the operator, so that the operator can easily grasp the lit warning light. This saves the user the trouble of explaining the warning light.

  The present invention has been described above based on the embodiment. The embodiments are merely examples, and it will be understood by those skilled in the art that various modifications can be made to combinations of each component and each processing process, and such modifications are within the scope of the present invention.

  For example, the server device 12 may not include the voice recognition unit 70, the answer creation unit 72, and the storage unit 64, and the in-vehicle device 10 may include the voice recognition unit 70, the answer creation unit 72, and the storage unit 64. In this modification, the degree of freedom of the configuration of the vehicle system 1 can be improved. In addition, the in-vehicle device 10 can execute the inquiry function without communicating with the server device 12.

  In addition, when the specifying unit 40 specifies that the warning light is turned on, the display control unit 46 causes the display unit 28 to display information related to the lighted warning light for a predetermined period. The menu screen 110 for selection may be displayed on the display unit 28. In this case, the menu screen 110 does not include information regarding the lit warning light. In this modification, the degree of freedom of the menu screen 110 can be improved.

  Further, the reservation processing unit 74 may be provided in a server device other than the server device 12. In this modification, the degree of freedom of the configuration of the vehicle system 1 can be improved.

DESCRIPTION OF SYMBOLS 1 ... Vehicle system, 10 ... In-vehicle apparatus, 12 ... Server apparatus, 14 ... Vehicle, 28 ... Display part, 42 ... Acquisition part, 44 ... Reception part, 46 ... Display control part, 48 ... Output part.

Claims (1)

When a warning light is lit on the vehicle, a display control unit that displays on the display unit an icon for accepting a user's inquiry regarding the lit warning light;
A reception unit that receives user's operation input;
An acquisition unit that acquires a voice uttered by a user when the reception unit receives an operation input for selecting the icon;
An output unit that outputs an answer to the content of the sound, generated based on the information on the warning light that is lit and the information of the sound,
An on-vehicle apparatus comprising:

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