JP2021032641A - Information display device - Google Patents

Abstract

To provide an information display device with which it is possible to improve entertainability at vehicle boarding time.SOLUTION: A processing server 10 as an information processing device comprises: an area specification unit 111 for specifying an area in which a vehicle 20 travels, on the basis of position information acquired from the vehicle 20; a content determination unit 112 for determining, from among a plurality of previously prepared contents, a content which is linked to the area where the vehicle 20 travels and which matches the preferences of occupants of the vehicle 20; and a content control unit 113 for displaying the content determined by the content determination unit 112 via a wearable terminal 30 worn by an occupant.SELECTED DRAWING: Figure 2

Description

The present invention relates to an information display device.

Patent Document 1 discloses a device that displays information on a spectacle-type wearable terminal worn by a driver while the vehicle is traveling. In this device, the information of the surrounding facilities and the information of the surrounding vehicles are switched according to the position of the own vehicle and displayed on the wearable terminal.

Japanese Unexamined Patent Publication No. 2019-129094

Although the device disclosed in Patent Document 1 can provide information on peripheral facilities, it cannot provide information that makes driving more enjoyable, and is poor in entertainment.

The present invention has been made in view of the above, and an object of the present invention is to provide an information display device capable of improving entertainment when a vehicle is on board.

In order to solve the above-mentioned problems and achieve the object, the information display device according to the present invention is prepared in advance with an area specifying unit that specifies the area in which the vehicle travels based on the position information acquired from the vehicle. From the plurality of contents, the content determination unit that determines the content that is associated with the area in which the vehicle travels and that matches the taste of the occupant of the vehicle and the wearable terminal worn by the occupant are used. A content control unit for displaying the content determined by the content determination unit is provided.

As a result, the information display device can display the content associated with the area in which the vehicle travels and that matches the taste of the occupant to the occupant via the wearable terminal while the vehicle is traveling. ..

According to the present invention, when a occupant such as a driver is in a vehicle, the entertainment property when the vehicle is in the vehicle can be improved by displaying the content corresponding to the area in which the vehicle is traveling.

FIG. 1 is a diagram showing an outline of an information display system to which the information display device according to the embodiment of the present invention is applied. FIG. 2 is a block diagram schematically showing a configuration of an information display system according to an embodiment of the present invention. FIG. 3 is a flowchart showing a first example of an information display method executed by the information display system according to the embodiment of the present invention. FIG. 4 is a diagram showing an example in which content is displayed on the display unit of a wearable terminal in the information display method executed by the information display system according to the embodiment of the present invention. FIG. 5 is a flowchart showing a second example of the information display method executed by the information display system according to the embodiment of the present invention.

The information display device according to the embodiment of the present invention will be described with reference to the drawings. The components in the following embodiments include those that can be easily replaced by those skilled in the art, or those that are substantially the same.

(Information display system)
First, an information display system to which the information display device according to the embodiment of the present invention is applied will be described with reference to FIG. The information display system 1 includes a processing server 10, a vehicle 20, and a wearable terminal (hereinafter, referred to as "WB terminal") 30. Specifically, the information display device according to the present embodiment is realized by the processing server 10. Further, the vehicle 20 and the WB terminal 30 constituting the information display system 1 may be one or a plurality of each.

The processing server 10, the vehicle 20, and the WB terminal 30 can communicate with each other through the network NW. This network NW is composed of, for example, an Internet line network, a mobile phone line network, and the like.

(Processing server)
Next, the configuration of the processing server 10 will be described with reference to FIG. The processing server 10 transmits and receives information between the vehicle 20 and the WB terminal 30 and performs various processes, and includes a control unit 11, a communication unit 12, and a storage unit 13.

Specifically, the control unit 11 includes a processor including a CPU (Central Processing Unit), a DSP (Digital Signal Processor), an FPGA (Field-Programmable Gate Array), and a RAM (Random Access Memory) and a ROM (Read Only Memory). ) Etc. (main storage unit) and (all not shown).

The control unit 11 loads the program stored in the storage unit 13 into the work area of the main storage unit and executes it, and controls each component or the like through the execution of the program to realize a function that meets a predetermined purpose. To do. The control unit 11 functions as an area identification unit 111, a content determination unit 112, and a content control unit 113 through the execution of the program. The details of the area identification unit 111, the content determination unit 112, and the content control unit 113 will be described later.

As will be described later, the control unit 11 periodically receives the content history from the WB terminal 30 and stores it in the storage unit 13. The "content history" is a history of the content displayed on the WB terminal 30, for example, how far the character in the content explained the tourist spot, or the occupant (user) of the vehicle 20 is the character. Information about what kind of conversation was held, etc. can be mentioned.

The "content" is an image, video, and sound to be displayed on the display unit 34 of the WB terminal 30, for example, an image and video of a character (virtual character) having a conversation with an occupant via the WB terminal 30. , Character voice, character utterance content, etc. are included.

The content is prepared for each preset area, and has the content associated with each area. For example, the content set for the area where a historical person (for example, "Ryoma Sakamoto") was born and raised (for example, "Tosa") is the content that the historical person guides the tourist spots in the area. It is composed. Further, for example, the content set for the area including the location of the movie is composed of the content in which the characters of the movie guide the location. Further, the content may be such that, for example, a local character in each area guides tourist spots in that area.

The communication unit 12 is composed of, for example, a LAN (Local Area Network) interface board, a wireless communication circuit for wireless communication, and the like. The communication unit 12 communicates between the processing server 10 and the vehicle 20 and the WB terminal 30 by connecting to a network NW such as the Internet, which is a public communication network.

The storage unit 13 is composed of a recording medium such as an EPROM (Erasable Programmable ROM), a hard disk drive (HDD, Hard Disk Drive), and a removable medium. Examples of removable media include disc recording media such as USB (Universal Serial Bus) memory, CD (Compact Disc), DVD (Digital Versatile Disc), and BD (Blu-ray (registered trademark) Disc).

As will be described later, the storage unit 13 stores information on the vehicle position received from the vehicle 20 (hereinafter, referred to as “vehicle position information”) and the content history received from the WB terminal 30 as necessary.

The storage unit 13 includes a personal DB 131 and a content DB 132. These databases (DBs) are constructed by a program of a database management system (DBMS) executed by the above-mentioned processor managing data stored in the storage unit 13.

The personal DB 131 is composed of, for example, a relational database in which a plurality of personal information can be retrieved and stored. This personal information is information on the hobbies and tastes of a plurality of occupants who may wear the WB terminal 30.

The content DB 132 is composed of, for example, a relational database in which a plurality of contents can be retrieved and stored. The content DB 132 stores a number of contents corresponding to a plurality of preset areas.

(vehicle)
Next, the configuration of the vehicle 20 will be described with reference to FIG. The vehicle 20 is a mobile body capable of communicating with the outside, and includes a control unit 21, a communication unit 22, a storage unit 23, a positioning unit 24, and a navigation unit 25. The control unit 21 and the storage unit 23 are physically the same as the control unit 11 described above.

The control unit 21 comprehensively controls the operation of various components mounted on the vehicle 20. The communication unit 22 is composed of, for example, a DCM (Data Communication Module) or the like, and communicates with the processing server 10 by wireless communication via the network NW. As will be described later, the storage unit 13 stores the vehicle position information detected by the positioning unit 24 as needed.

The positioning unit 24 receives radio waves from a GPS (Global Positioning System) satellite (not shown) and detects vehicle position information. In response to this, the control unit 21 periodically transmits vehicle position information to the processing server 10 through the network NW. The vehicle position information detection method is not limited to the method using the GPS satellites described above, and for example, a method combining LiDAR (Light Detection and Ranging, Laser Imaging Detection and Ranging) and a three-dimensional digital map is used. You may.

The navigation unit 25 inputs / outputs data such as map information and travel route information, a navigation program, and the like to and from the control unit 21. As a result, the control unit 21 drives the vehicle 20 by supplying various command signals to each component constituting the vehicle 20. The navigation unit 25 itself may include a control unit such as a CPU, RAM, and ROM, and a recording medium.

Specifically, the navigation unit 25 includes input / output means such as a touch panel display and a speaker microphone (not shown). According to the control by the control unit 21, these input / output means display characters, figures, and the like on the screen of the touch panel display, output voice from the speaker microphone, and notify the predetermined information to the outside. Further, the input / output means inputs predetermined information to the control unit 21 by the occupant of the vehicle 20 operating the touch panel display or emitting a voice toward the speaker microphone.

(WB terminal)
Next, the configuration of the WB terminal 30 will be described with reference to FIG. The WB terminal 30 is a wearable terminal worn by the occupant of the vehicle 20 on the head. Examples of the WB terminal 30 include eyeglass-type terminals worn on the ears such as eyeglasses and goggle-type terminals such as a head-mounted display (HMD) worn on the head. In the present embodiment, the eyeglasses are used. The explanation will be given assuming a type terminal. The WB terminal 30 can bidirectionally communicate with the processing server 10 via the network NW, and virtually displays an image, characters, or the like in the visual field area while transmitting light in the visual field area.

The WB terminal 30 includes a control unit 31, a communication unit 32, a storage unit 33, a display unit 34, a speaker 35, a microphone 36, and a posture detection unit 37. The control unit 31, the communication unit 32, and the storage unit 33 are physically the same as the control unit 11, the communication unit 12, and the storage unit 13 described above.

The display unit 34 is composed of an LCD (liquid crystal display), an OLED (organic EL display), or the like provided on the lens unit of the eyeglasses. The display unit 34 displays an image, characters, or the like in the field of view of the occupant under the control of the control unit 31.

The speaker 35 is an output unit that outputs voice information when performing voice guidance to the occupants of the vehicle 20. The speaker 35 outputs voice information to the occupant according to the control of the control unit 31. The microphone 36 is an input unit that receives voice input from the occupant of the vehicle 20. The control unit 31 can identify an instruction from the occupant of the vehicle 20 based on the voice information input from the microphone 36. The posture detection unit 37 detects the posture (for example, orientation, tilt, etc.) of the WB terminal 30 based on sensor information from sensors (for example, an acceleration sensor, a gyro sensor, etc.) (not shown).

(Information display method (first example))
Next, a first example of the information display method executed by the information display system 1 according to the present embodiment will be described with reference to FIGS. 3 and 4. In the following, a case where a occupant (for example, a passenger other than the driver) who gets on the vehicle 20 wears the WB terminal 30 and drives the vehicle and automatically changes the content when the area is changed will be described.

First, the control unit 21 of the vehicle 20 periodically transmits the current position of the vehicle 20 to the processing server 10 (step S1). Subsequently, the area specifying unit 111 of the processing server 10 identifies the area in which the vehicle 20 travels based on the position information acquired from the vehicle 20 (step S2). The method of dividing the area is not particularly limited, and the area may be divided by administrative divisions such as prefectures, or by tourist spots or famous places.

Subsequently, the control unit 31 of the WB terminal 30 transmits the user information of the occupant wearing the WB terminal 30 to the processing server 10 (step S3). The "user information" is information that can identify who is the occupant wearing the WB terminal 30 on the processing server 10 side, and examples thereof include an occupant's name and an ID indicating the occupant.

Subsequently, the content determination unit 112 of the processing server 10 determines the area in which the vehicle 20 travels from among the plurality of contents prepared in advance based on the vehicle position information received in step S1 and the area specified in step S2. The content that is associated with the above and that matches the taste of the occupant is determined (step S4), and the determined content is transmitted to the WB terminal 30.

Subsequently, the content control unit 113 of the processing server 10 displays the content determined by the content determination unit 112 via the WB terminal 30 worn by the occupant of the vehicle 20 (step S5). Here, as the content, for example, as shown in FIG. 4, a historical person (for example, a military commander) who is related to the area where the vehicle 20 is traveling introduces a tourist spot (for example, a castle) in the area. The content may be such that the local character introduces the local specialties and famous places.

Subsequently, the control unit 31 of the WB terminal 30 transmits the content history to the processing server 10 at the same time as displaying the content (step S6). Subsequently, the content control unit 113 of the processing server 10 determines whether or not the vehicle 20 has moved out of the current area based on the vehicle position information periodically received from the vehicle 20 (step S7). ..

If it is determined in step S7 that the vehicle 20 has moved out of the current area, that is, to another area (Yes in step S7), the content determination unit 112 transfers the current content to the area to which the vehicle 20 has moved. The content is changed to the content that is linked and that matches the taste of the occupant (step S8), and the changed content is transmitted to the WB terminal 30. On the other hand, if it is determined in step S7 that the vehicle 20 has not moved out of the current area (No in step S7), the content control unit 113 returns to step S7.

Subsequently, the content control unit 113 of the processing server 10 displays the content changed by the content determination unit 112 via the WB terminal 30 worn by the occupant of the vehicle 20 (step S9). As described above, the processing of the first example of the information display method according to the present embodiment is completed.

(Information display method (second example))
Next, a second example of the information display method executed by the information display system 1 according to the present embodiment will be described with reference to FIG. In the following, a case where a occupant (for example, a passenger other than the driver) who gets on the vehicle 20 wears the WB terminal 30 and drives the vehicle and does not automatically change the content when the area is changed will be described. Since the processing of steps S11 to S17 of FIG. 5 is the same as the processing of steps S1 to S7 of FIG. 3 described above, the description thereof will be omitted.

When it is determined in step S17 that the vehicle 20 has moved out of the current area, that is, to another area (Yes in step S17), the content determination unit 112 transmits to the WB terminal 30 whether or not the content can be changed (step S18). ). Subsequently, the control unit 31 of the WB terminal 30 determines whether or not to change the currently displayed content to another content (step S19). In step S19, the control unit 31 of the WB terminal 30 changes the currently displayed content to another content, for example, by displaying characters on the display unit 34 or outputting voice from the speaker 35. Ask the occupants if it is okay.

In step S19, for example, when the occupant replies that the currently displayed content is changed to another content by inputting voice through the microphone 36, an affirmative determination is made (Yes in step S19), and the control of the WB terminal 30 is performed. The unit 31 transmits the content change instruction to the processing server 10 (step S20). On the other hand, in step S19, for example, when the occupant replies that the currently displayed content is not changed to another content by inputting voice through the microphone 36, a negative determination is made (No in step S19), and the WB terminal The control unit 31 of 30 returns to step S15.

Subsequently, the content determination unit 112 of the processing server 10 changes the current content to the content associated with the area where the vehicle 20 has moved and which matches the taste of the occupant (step S21). The content is transmitted to the WB terminal 30.

Subsequently, the content control unit 113 of the processing server 10 displays the content changed by the content determination unit 112 via the WB terminal 30 worn by the occupant of the vehicle 20 (step S22). As described above, the processing of the second example of the information display method according to the present embodiment is completed.

According to the information display device according to the present embodiment as described above, while the vehicle 20 is traveling, the content associated with the area in which the vehicle 20 travels and that matches the taste of the occupant is WB. It can be displayed to the occupants via the terminal 30. As described above, according to the information display device according to the present embodiment, when a occupant such as a driver is in the vehicle 20, the content corresponding to the area in which the vehicle 20 is traveling is displayed to get on the vehicle. It is possible to improve the entertainment property at the time.

Further, according to the information display device according to the present embodiment, a virtual character related to the traveling place of the vehicle 20 can be summoned via the WB terminal 30 and driven together, so that driving sightseeing can be performed. Can be promoted. Further, even when strangers ride on the same vehicle 20, each person can wear the WB terminal 30 and enjoy each content in the vehicle, so that the ride sharing service becomes more popular.

The information display device according to the present invention has been specifically described above in terms of the mode for carrying out the invention, but the purpose of the present invention is not limited to these descriptions, but is based on the description of the scope of claims. Must be widely interpreted. Needless to say, various changes, modifications, etc. based on these descriptions are also included in the gist of the present invention.

Further effects and modifications can be easily derived by those skilled in the art. Thus, the broader aspects of the invention are not limited to the particular details and representative embodiments expressed and described above. Thus, various modifications can be made without departing from the spirit or scope of the general concept of the invention as defined by the accompanying claims and their equivalents.

For example, in the above-described embodiment, the description has been made on the premise that among the occupants riding in the vehicle 20, a passenger other than the driver is wearing the WB terminal 30, but the vehicle 20 can autonomously drive automatically. In the case of a driving vehicle, the driver may wear the WB terminal 30.

Further, in the above-described embodiment, the description has been made on the premise that there is only one WB terminal 30, but a plurality of occupants may each wear the WB terminal 30. In this case, the processing server 10 may display different contents on each WB terminal 30 according to the preference of the occupant wearing each WB terminal 30, or display the same content on each WB terminal 30. It may be displayed.

Further, when a plurality of occupants are each equipped with the WB terminal 30, the processing server 10 may control the display and the output of audio according to the occupants wearing the WB terminal 30. For example, if the occupants of vehicle 20 are four people including adults, junior high school students (junior high school / high school students), and children (infants / elementary school students), the contents are displayed at different timings according to the understanding level of each occupant. By outputting audio, all occupants can enjoy the drive.

Further, in the above-described embodiment, personal information regarding the hobbies and tastes of the occupant is stored in advance in the personal DB 131 of the processing server 10, but the WB terminal 30 acquires the occupant's personal information and transmits it to the processing server 10. You may.

Further, in the above-described embodiment, the content determination unit 112 of the processing server 10 determines the content in consideration of the preference of the occupant, but the content may be determined without considering the preference of the occupant. In this case, the content determination unit 112 determines, for example, from a plurality of contents prepared in advance, the content associated with the area in which the vehicle 20 travels and the preset high-priority content.

Further, in the above-described embodiment, the WB terminal 30 may sequentially store the content history in the storage unit 33 so that the occupant can check the content history at any time.

Further, in the above-described embodiment, the control unit 31 of the WB terminal 30 turns on / blinks the light immediately before displaying the content on the display unit 34, or causes the BGM to flow from the speaker 35 to display the content. The occupants may be notified that they will be displayed.

1 Information display system 10 Processing server (information display device)
11 Control unit 111 Area identification unit 112 Content determination unit 113 Content control unit 12 Communication unit 13 Storage unit 20 Vehicle 21 Control unit 22 Communication unit 23 Storage unit 24 Positioning unit 25 Navigation unit 30 WB terminal (wearable terminal)
31 Control unit 32 Communication unit 33 Storage unit 34 Display unit 35 Speaker 36 Microphone 37 Posture detection unit NW network

Claims (1)

An area identification unit that identifies the area in which the vehicle travels based on the position information acquired from the vehicle, and
A content determination unit that determines content that is associated with the area in which the vehicle travels and that matches the tastes of the occupants of the vehicle from a plurality of contents prepared in advance.
A content control unit that displays the content determined by the content determination unit via a wearable terminal worn by the occupant, and a content control unit.
An information display device comprising.

Images