JP2009073428A - In-vehicle apparatus and system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an in-vehicle apparatus and system capable of making voice guidance in any language preferred by each user. <P>SOLUTION: A vehicle navigation system (in-vehicle apparatus) 1: identifies an occupant using ID information that is received from a cellular phone 4 thereof, receives a specified language from a plurality of different languages, receives a seating location of the occupant and allows a speaker 3 to output a voice message in the specified language. The speaker 3 outputs an intended voice message to a corresponding seat and individually provides voice messages to an occupant seated in a specified seat in a specified language. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a vehicle-mounted device such as a navigation device for navigating a vehicle, and more particularly to a vehicle-mounted device and a vehicle-mounted system that generate voice such as route guidance in a language that matches a vehicle passenger.

  2. Description of the Related Art Conventionally, an automobile navigation device that estimates the current position of an automobile and guides an appropriate route from the estimated current position to a destination point to an automobile driver is used. In a normal navigation device, the setting of a destination point is accepted by a user's operation, the current position of the vehicle is specified using a position specifying technology such as GPS (Global Positioning System), and stored in a storage device such as an optical disk or a hard disk. A route from the current position to the destination point is searched based on the map data. After that, the navigation device guides the route to the driver of the vehicle using the display and sound on the display as the vehicle travels.

The language that the navigation device uses for guidance is usually determined according to the country in which the navigation device is sold. For example, a navigation device sold in Japan provides route guidance in Japanese. However, there are some users who want guidance in a language other than the normal language, such as those whose native language is a language other than the normal language. Therefore, a navigation device has been developed that includes a plurality of types of language libraries inside and can switch the type of language used for guidance. Japanese Patent Application Laid-Open No. 2004-133867 discloses a technique for providing guidance to a user in a language according to the personal information read by the navigation device from the ID card using an ID card that records personal information including the nationality of the user. ing.
JP 2000-310535 A

  There are cases where a plurality of occupants including a driver are in a car, and there is a possibility that a desired language type differs among the occupants. It is natural that voice guidance is required for the driver during navigation, but in addition to this, passengers other than the driver perform various operations necessary for navigation such as setting the destination point and confirming the route. In some cases, voice guidance is required for passengers other than the driver. However, in the conventional technology such as the technology disclosed in Patent Document 1, only the type of language used by the navigation device is switched. Therefore, when the desired language is different among passengers, some passengers There is a problem that voice guidance is performed by the navigation device only in a desired language, and other occupants are forced to hear voice guidance in an unfamiliar language.

  The present invention has been made in view of such circumstances, and an object of the present invention is to provide an in-vehicle device and an in-vehicle system capable of performing voice guidance in a language desired by each occupant. is there.

  An in-vehicle device according to the present invention is a vehicle-mounted device to which a plurality of speakers corresponding to respective seating positions in an automobile are connected, a means for receiving designation of one language from a plurality of types of languages prepared in advance, Characterized in that it comprises means for accepting designation of a seating position on which the occupant is seated, and means for generating sound in a designated language on a speaker corresponding to the designated seating position.

  An in-vehicle device according to the present invention is an in-vehicle device to which a plurality of speakers corresponding to respective seating positions in an automobile are connected. For each occupant riding in the automobile, one language from a plurality of types of languages prepared in advance. A language designation accepting means for accepting designation of the passenger, a means for accepting designation of a seating position where the passenger is seated for each occupant, and a speaker corresponding to the seating position designated for each occupant in a language designated for the occupant. And a means for generating sound.

  The vehicle-mounted device according to the present invention includes an occupant specifying information receiving unit that receives occupant specifying information for specifying an occupant, and a language received by the language designation receiving unit for the occupant specified by the occupant specifying information received by the occupant specifying information receiving unit. Language designation information for designating one language designated in the designation of the language, and language designation related to the occupant identified by the received occupant identification information when the occupant identification information reception unit receives the occupant identification information Means for determining whether information is stored; and means for designating one language designated by the language designation information for the occupant when language designation information relating to the occupant is stored. It is characterized by providing.

  An in-vehicle system according to the present invention is an in-vehicle system including a plurality of speakers provided corresponding to respective seating positions in an automobile, and an in-vehicle apparatus to which the speakers are connected. For each occupant, language designation accepting means for accepting designation of one language from a plurality of types of languages prepared in advance, means for accepting designation of a seating position where the occupant is seated, and designation for each occupant The speaker corresponding to the seated position is provided with means for generating sound in a language specified for the occupant.

  The in-vehicle system according to the present invention is characterized in that the speaker is a directional speaker directed to a corresponding seating position.

  In the present invention, the in-vehicle device such as the navigation device receives the designation of the language and the designation of the seating position, and is designated by causing the speaker corresponding to the designated seating position to generate sound in the designated language. Voice guidance is given to the occupant seated at the seating position in the specified language.

  In the present invention, an in-vehicle device such as a navigation device accepts language designation and seating position designation for each occupant riding in a car, and generates sound in a designated language on a speaker corresponding to the designated seating position. By doing so, voice guidance is performed for each occupant seated at the designated seating position in the language designated for each occupant.

  In the present invention, the in-vehicle device stores language designation information specifying a language for the occupant specified by the occupant specifying information, and generates sound in the language specified by the language specifying information when the occupant specifying information is received. By doing so, voice guidance is given to the occupant in a language designated in advance.

  Furthermore, in the present invention, the speaker is a directional speaker directed to the corresponding seating position, and generates a sound with good directivity to the corresponding seating position.

  In the present invention, since a sound is generated in a specified language from a specific speaker corresponding to the seating position with respect to the passenger seated at the specified seating position, a plurality of passengers get on the automobile. Even in such a case, the voice of the designated language is generated at the seating position where each occupant is seated, and the plurality of occupants can receive voice guidance in their favorite languages.

  Further, in the present invention, each speaker generates sound having good directivity with respect to the corresponding seating position, so that the sound can be heard particularly well by the occupant seated at the seating position. The present invention has an excellent effect such as being able to receive voice guidance in an environment that is easier to hear.

Hereinafter, the present invention will be specifically described with reference to the drawings showing embodiments thereof.
FIG. 1 is a block diagram showing a configuration of an in-vehicle system of the present invention. In the figure, reference numeral 1 denotes a navigation device that is an in-vehicle device of the present invention. The navigation device 1 is installed in a car to be navigated and guides an appropriate route to a destination point while estimating the position of the car. Perform navigation. The navigation apparatus 1 includes a control processing unit 11 including a CPU for performing computation and a RAM for storing temporary information associated with the computation. The control processing unit 11 includes an HD unit 14 configured by a hard disk. And a memory unit 15 composed of a rewritable nonvolatile memory such as a flash memory. The memory unit 15 stores a control program, and the control processing unit 11 loads a control program from the memory unit 15 as necessary, and executes processing for controlling the operation of the navigation device 1 according to the loaded control program. The HD unit 14 stores map data representing a map and sound data representing sound in a plurality of types of languages such as Japanese, English and Chinese. The voice data is data representing various voices such as voice for performing route guidance.

  Note that the functions realized by the HD unit 14 do not have to be realized entirely by a hard disk, but may be realized by a semiconductor memory, or may be realized by a combination of a plurality of semiconductor memories or hard disks. For example, the function of storing the map data of the HD unit 14 may be realized by a memory that temporarily stores map data received from the outside or map data read from a recording medium such as an optical disk. Further, the navigation device 1 is not limited to the form in which the map data is stored in the internal HD unit 14, but the map data stored in the storage means such as an external hard disk or an optical disk is read as necessary to obtain the map data. It is also possible to use the form.

  The control processing unit 11 is connected to a display unit 12 such as a liquid crystal display and an input unit 13 through which various instructions are input by the operation of a vehicle occupant. The display unit 12 displays a map, an image, and characters necessary for navigation. The input unit 13 includes a touch panel combined with the display unit 12, various switches, voice recognition means, and the like. The input unit 13 may be configured to receive various instructions by receiving a signal from a remote controller (not shown) operated by the occupant.

  The control processing unit 11 also includes a position information acquisition unit that acquires position information necessary for estimating the position of the vehicle, such as a GPS signal transmitted from a GPS satellite, the acceleration of the vehicle, the direction of the vehicle, or the vehicle speed pulse. 16 is connected. The position information acquisition unit 16 includes a receiving unit that receives a GPS signal, an interface that receives a vehicle speed pulse from an automobile, an acceleration sensor that detects acceleration, an orientation sensor that detects an orientation, and the like. The control processing unit 11 calculates the position of the vehicle based on the position information acquired by the position information acquisition unit 16, and further estimates the position of the vehicle by performing map matching using the map data stored in the HD unit 14. Perform the process.

  The control processing unit 11 is connected to a traffic information receiving unit 17 that receives traffic information indicating traffic conditions such as the presence or absence of traffic. The traffic information receiving unit 17 receives traffic information transmitted from outside the vehicle using a beacon or FM broadcast wave. The control processing unit 11 stores the traffic information received by the traffic information receiving unit 17 and performs a process of displaying the content of the traffic information on the display unit 12 as an image or text as necessary.

  The control processing unit 11 is connected to a communication unit 21 that is a communication interface for performing wireless communication with the mobile phone 4 owned by the passenger. The control processing unit 11 receives information transmitted from the mobile phone 4 via the communication unit 21 according to a wireless standard such as Bluetooth (registered trademark) that can be used by both the communication unit 21 and the mobile phone 4. At the time of communication, the mobile phone 4 transmits ID information unique to the device to the communication unit 21, and the control processing unit 11 receives the ID information of the mobile phone 4 by the communication unit 21, thereby allowing the mobile phone 4 and the mobile phone 4 to Authenticate the user. Any type of wireless standard may be used as long as it can authenticate the mobile phone 4.

  Furthermore, the control processing unit 11 is connected to an audio processing unit 22 that performs processing for generating audio based on audio data stored in the HD unit 14. The audio processing unit 22 performs a process of converting the digital audio data stored in the HD unit 14 into an analog audio signal that generates audio by flowing through the voice coil of the speaker. The audio processing unit 22 is connected to a switching unit 23 that switches the output destination of the generated audio signal, and the switching unit 23 is connected to a plurality of speakers 3, 3,. Yes.

  FIG. 2 is a schematic diagram showing the arrangement of the navigation device 1 and the speakers 3, 3,. The navigation device 1 is disposed in front of the driver's seating position in the automobile. Each of the plurality of speakers 3, 3,... Is arranged beside each seat in the automobile, and each speaker 3 is provided corresponding to each seating position. The speaker 3 is a directional speaker, and is disposed so as to be directed toward a seating position where an occupant sits on the seat by being provided beside the seat. That is, sound directed to the corresponding seating position is generated from the speaker 3 and the passenger seated at the seating position can hear the sound from the speaker 3 well, but the passenger seated at another seating position can hear from the speaker 3. I can't hear much. The navigation device 1 includes a display unit 12 and an input unit 13, such as a touch panel provided on the back of the front seat, which allows a passenger seated in the rear seat to browse information and input instructions. Also good.

  The voice processing unit 22 can execute a process of generating voice signals of a plurality of types of languages substantially in parallel based on the voice data representing the voices in a plurality of types of languages. The switching unit 23 switches the speaker 3 serving as an output destination from the speakers 3, 3,... According to the language of the audio signal generated by the audio processing unit 22 under the control of the control processing unit 11. The audio processing unit 22 outputs an audio signal via the switching unit 23 to the speaker 3 switched as an output destination by the switching unit 23. The speaker 3 receives an audio signal from the audio processing unit 22 and generates audio corresponding to the audio signal. For example, when the audio processing unit 22 inputs audio signals of different languages to the two speakers 3 and 3, audios of different languages are generated from the speakers 3 and 3 almost simultaneously.

  In addition, the memory unit 15 stores personal setting information in which the language used for each person who becomes an occupant of the car and the seating position in which the person is seated in the car when he / she last boarded is recorded. FIG. 3 is a conceptual diagram showing an example of the contents of personal setting information. In association with the ID information of the mobile phone 4, the name of the individual who uses the mobile phone 4, the type of language to be used, and the seating position are recorded. Among these, the name is arbitrarily determined so that each person can be easily recognized. The seating position is represented by a number assigned to each seating position in the automobile. The personal setting information corresponds to the language designation information in the present invention. In addition, the HD unit 14 or the memory unit 15 stores information related to the vehicle provided with the navigation device 1 such as the number and position of seating positions in the vehicle and the distinction of the speaker 3 corresponding to each seating position.

  Next, processing performed by the in-vehicle system of the present invention having the above configuration will be described. FIG. 4 is a flowchart showing a procedure of processing executed by the navigation device 1. The navigation device 1 first waits for a connection from the mobile phone 4 by receiving the ID information from the mobile phone 4 by wireless communication by the communication unit 21 (S1). At this time, the ID information of the mobile phone 4 received by the control processing unit 11 corresponds to the occupant specifying information for specifying the occupant who uses the mobile phone 4. If there is no connection (S1: NO), the control processing unit 11 continues to wait for connection. When there is a connection from the mobile phone 4 (S1: YES), the control processing unit 11 determines whether or not a plurality of mobile phones 4 are connected (S2). When connected from a plurality of mobile phones 4 (S2: YES), the control processing unit 11 displays a screen instructing to connect each mobile phone 4 in order on the display unit 12 (S3), and performs the process. Return to step S1.

  If the number of connected mobile phones 4 is one in step S2 (S2: NO), the control processing unit 11 then stores the personal setting information associated with the ID information received from the mobile phone 4 in the memory unit. It is determined whether or not 15 is stored (S4). When the memory unit 15 does not store the personal setting information (S4: NO), the control processing unit 11 displays an input screen for inputting the occupant's name on the display unit 12, and the input unit is operated by the occupant's operation. In step S5, a name reception process is performed to receive an occupant name input. Next, the control processing unit 11 displays on the display unit 12 an acceptance screen for accepting designation of the language to be used for the occupant specified by the ID information among a plurality of types of languages that can be used by the navigation device 1. Then, a language designation receiving process is performed in which the language designation is received by the input unit 13 by the operation of the passenger (S6).

  FIG. 5 is a schematic diagram illustrating an example of a reception screen for receiving a language specification. A list of a plurality of types of languages prepared in the navigation device 1 such as Japanese, English, and Chinese is displayed. When the occupant operates the touch panel or the numeric keypad that is the input unit 13, any language is designated from the list. At this time, the occupant designates a language that suits his / her preference such as his native language that he / she wants to use for voice guidance in navigation. Here, the plural types of languages included in the list are those in which the HD unit 14 stores audio data representing audio in the languages.

  Next, the control processing unit 11 displays a reception screen on the display unit 12 for accepting designation of the sitting position where the occupant specified by the ID information is seated among the plurality of sitting positions in the automobile, and the occupant's operation Thus, a seating position designation receiving process for receiving a seating position designation at the input unit 13 is performed (S7). FIG. 6 is a schematic diagram illustrating an example of a reception screen for receiving designation of a seating position. An image showing the seating position in the car is displayed, each seating position is numbered, and any seating position is designated by the occupant operating the touch panel or numeric keypad as the input unit 13. The

  Next, the control processing unit 11 creates personal setting information in which the received name, language, and seating position are associated with the received ID information of the mobile phone 4, and stores the personal setting information in the memory unit 15 (S8). The control processing unit 11 then advances the process to step S12 described later.

  If the memory unit 15 stores the personal setting information associated with the ID information received from the mobile phone 4 in step S4 (S4: YES), the control processing unit 11 performs the personal setting associated with the ID information. The contents of the information are read, and a screen for confirming the seating position for confirming the seating position of the occupant is displayed on the display unit 12 (S9). FIG. 7 is a schematic diagram illustrating an example of a screen for checking the sitting position. The name of the occupant recorded in the personal setting information is displayed, and further an image showing the seating position in the car is displayed, and the seating position recorded in the personal setting information is highlighted. The emphasized seating position is recorded in the personal setting information when the occupant last boarded. If the seating position has not changed since the previous time, the occupant inputs OK using the input unit 13, and if the seating position has changed, the occupant designates another seating position using the input unit 13 to change the seating position. To do.

  Next, the control processing unit 11 determines whether or not a change in the sitting position has been received by the input unit 13 (S10). When the change of the seating position is received (S10: YES), the control processing unit 11 stores the personal setting stored in the memory unit 15 so as to change the seating position associated with the ID information to the newly designated seating position. The information is corrected (S11).

  When step S8 is completed, when step S11 is completed, or when the seating position is not changed at step S10 (S10: NO), the control processing unit 11 stores personal setting information in the memory unit 15. In accordance with the contents of the personal setting information, the language related to the seating position associated with the ID information received in step S1 is set to the type of language associated with the same ID information (S12). Next, the control processing unit 11 displays a screen for accepting whether or not there is another occupant on the display unit 12, and performs processing such as accepting designation of whether or not there is another occupant at the input unit 13. Then, a process for determining whether there is another occupant who has not yet designated the seating position (S13). If there are other occupants (S13: YES), the control processing unit 11 causes the display unit 12 to display a screen for instructing the next connection using the mobile phone 4 used by the other occupants. Connection is instructed (S14), and the process returns to step S1.

  In step S13, when there is no occupant who has not yet designated the seating position (S13: NO), the control processing unit 11 sets the speaker 3 provided corresponding to the seating position where the occupant is seated in step S12. The process of generating sound in the selected language is started (S15). In this process, the control processing unit 11 causes the switching unit 23 to generate each voice signal generated by the voice processing unit 22 so that the speaker 3 corresponding to each sitting position outputs a voice signal in the language set for each sitting position. A process of switching the output destination speaker 3 of the speech signal of the language is executed. When performing voice guidance by navigation, the control processing unit 11 reads out audio data having contents as necessary from the HD unit 14 and sends the audio data in the language set for each seating position to the audio processing unit 22. The sound signal is converted into an audio signal, and the generated audio signal is output to the output destination speaker 3 switched by the switching unit 23. Each speaker 3 generates a sound corresponding to the input sound signal. The speaker 3 corresponding to the seating position generates a voice in the language set for the seating position, and the occupant seated in the seating position provides voice guidance such as navigation or operation explanation in a language suitable for his / her preference. Can receive.

  In the process described above, when a plurality of mobile phones 4 are connected to the navigation apparatus 1, the process of connecting the mobile telephones 4 in order is shown, but the process performed by the navigation apparatus 1 is not limited to this. For example, the navigation device 1 displays a list of information such as ID information specifying each of the plurality of mobile phones 4 on the display unit 12, accepts selection of any one of the mobile phones 4, and selects the selected mobile phone 4. The form which performs the process after step S4 may be sufficient. The navigation device 1 displays a list of names associated with the ID information on the display unit 12 for the mobile phone 4 in which the personal setting information including the ID information is stored, and the personal setting information is not stored. The mobile phone 4 may be configured to perform processing for instructing individual connection.

  As described above in detail, in the present invention, the navigation device 1 accepts designation of one language from among a plurality of types of available languages, and designates one sitting position from among a plurality of sitting positions in an automobile. And causes the speaker 3 corresponding to the designated seating position to generate sound in the designated language. Even when a plurality of occupants ride in a car, by specifying the language and the seating position for each occupant, sound in the language specified at the seating position where each occupant is seated is generated. Can receive voice guidance in the desired language. Further, in the present invention, the navigation device 1 stores personal setting information specifying a language related to an occupant who is a user of the mobile phone 4 in association with ID information of the mobile phone 4 that can be connected using wireless communication. In addition, when the connection from the mobile phone 4 is accepted, the language is designated according to the personal setting information. While the language desired by the occupant is less likely to be changed, the seating position of the occupant is more likely to be changed each time the occupant gets on the vehicle. Therefore, the navigation device 1 checks the occupant's seating position each time processing is performed. Do. Thereby, the effort for setting the language to be used is reduced, and the occupant can receive voice guidance in a desired language more easily only by confirming the seating position. Since each speaker 3 is a directional speaker directed to the corresponding seating position, a passenger seated at the seating position can easily hear the sound from the speaker 3, and the sound from the speaker 3 corresponding to the other seating position is not heard. It becomes difficult to hear and each occupant can receive voice guidance in a desired language in an easy-to-hear environment.

  In the present embodiment, the navigation apparatus 1 receives ID information from the mobile phone 4 and stores personal setting information in which the language designation is associated with the ID information. However, the navigation apparatus according to the present invention is described. 1 is not limited to this, but may be a form in which information indicating designation of a language and / or a seating position is received from the mobile phone 4 together with the ID information, and the language is set according to the received information. In addition, the navigation device 1 according to the present invention receives the information indicating the specification of the language and / or the seating position from the mobile phone 4 without using the ID information for the process, and performs the process of setting the language according to the received information. There may be.

  Moreover, in this Embodiment, although the form which performs the process which specifies each passenger | crew using the mobile telephone 4 was shown, it is not restricted to this, The navigation apparatus 1 which concerns on this invention is for specifying a passenger | crew. The form using other means may be sufficient. For example, the navigation device 1 may be configured to accept information that can identify the occupant from another communication device or an ID card. Further, the navigation device 1 may be configured to receive occupant biological information such as a voice print or a fingerprint as information for identifying the occupant.

  In the present embodiment, the personal setting information is stored and the process according to the personal setting information is performed. However, the present invention is not limited to this, and the navigation apparatus 1 according to the present invention has the same occupant. Each time the occupant gets into the automobile many times, the language and the seating position designation may be accepted every time, and the language may be set according to the accepted language and the seating position designation. In addition, the navigation device 1 according to the present invention accepts specification of a language and a seating position by a method in which the occupant directly operates the input unit 13 without receiving information that can identify the occupant, such as ID information of the mobile phone 4. The form of performing the process of setting the correspondence between the language and the sitting position may be performed without performing the process of specifying the occupant. Even in this case, as long as the correspondence between the language and the seating position is set, an occupant who wants the language sits at the seating position, so that the occupant can easily hear the voice guidance in the desired language. It becomes possible to receive.

  In the present embodiment, an example of a navigation device is shown as the in-vehicle device of the present invention. However, the present invention is not limited to this, and the in-vehicle device of the present invention may be an audio device, an AV device, or an in-vehicle computer. It may be a device. Even if the in-vehicle device is a device other than the navigation device, the in-vehicle device can perform voice guidance for explaining the operation in each language, and can generate content in a manner such as generating sound accompanying the video in each language. Can also be output in each language. Therefore, even in this case, each occupant can receive a voice service in a desired language.

It is a block diagram which shows the structure of the vehicle-mounted system of this invention. It is a schematic diagram which shows arrangement | positioning of a navigation apparatus and a speaker. It is a conceptual diagram which shows the example of the content of personal setting information. It is a flowchart which shows the procedure of the process which a navigation apparatus performs. It is a schematic diagram which shows the example of the reception screen for receiving specification of a language. It is a schematic diagram which shows the example of the reception screen for receiving designation | designated of a seating position. It is a schematic diagram which shows the example of the screen for seating position confirmation.

Explanation of symbols

1 Navigation device (on-vehicle device)
DESCRIPTION OF SYMBOLS 11 Control processing part 12 Display part 13 Input part 14 HD part 15 Memory part 21 Communication part 22 Audio | voice processing part 23 Switching part 3 Speaker 4 Mobile phone

Claims (5)

In an in-vehicle device to which a plurality of speakers corresponding to each seating position in an automobile is connected,
Means for accepting designation of one language from a plurality of types of languages prepared in advance;
Means for accepting designation of a seating position where an occupant of the car is seated;
An in-vehicle device comprising: a speaker corresponding to a designated seating position; and means for generating sound in a designated language. In an in-vehicle device to which a plurality of speakers corresponding to each seating position in an automobile is connected,
Language designation accepting means for accepting designation of one language from a plurality of types of languages prepared in advance for each occupant riding in the car;
For each occupant, means for accepting designation of a seating position where the occupant is seated;
An in-vehicle device comprising: a speaker corresponding to a seating position designated for each occupant; and means for generating sound in a language designated for the occupant. Occupant specifying information receiving means for receiving occupant specifying information for specifying the occupant;
Means for storing language designation information for designating one language designated by the language designation accepted by the language designation acceptance means for the occupant identified by the occupant identification information accepted by the occupant identification information acceptance means;
Means for determining whether or not language designation information relating to an occupant specified by the received occupant specifying information is stored when the occupant specifying information receiving means receives the occupant specifying information;
The vehicle-mounted device according to claim 2, further comprising means for designating one language designated by the language designation information for the occupant when language designation information relating to the occupant is stored. . In an in-vehicle system including a plurality of speakers provided corresponding to each seating position in an automobile and an in-vehicle device to which the speakers are connected,
The in-vehicle device is
Language designation accepting means for accepting designation of one language from a plurality of types of languages prepared in advance for each occupant riding in the car;
For each occupant, means for accepting designation of a seating position where the occupant is seated;
An in-vehicle system comprising: a speaker corresponding to a seating position designated for each occupant; and means for generating sound in a language designated for the occupant.   The in-vehicle system according to claim 4, wherein the speaker is a directional speaker directed to a corresponding seating position.

Images