JP2019090828A - Display control device and program - Google Patents

Abstract

To provide a display control device and program, which allow a user to easily find his/her vehicle even if the user do not remember the appearance of his/her rented vehicle.SOLUTION: A display control device comprises: guidance-related information reception means 41 configured to acquire parked location information indicative of a location a vehicle was parked, and vehicle identification information for identifying the vehicle; and guidance screen display means 48 configured to display a guidance image 51 for guiding a user to the parked location on the basis of the acquired parked location information together with the vehicle identification information 52.SELECTED DRAWING: Figure 3

Description

  The present invention relates to a display control device and program for guiding a user to a parking position where a vehicle is parked.

  Conventionally, as a terminal device (portable terminal device) of this type, a first receiving means for receiving vehicle point coordinates indicating a parking position of a vehicle from an on-vehicle device and transmission for transmitting the received vehicle point coordinates to an information providing device And a second receiving means for receiving guidance information from the information providing apparatus, and a guiding means for guiding a user to a parking position of a vehicle using the guidance information are known. 1). The guidance means guides the user to the parking position of the vehicle by displaying a guidance route from the current location of the terminal device to the vehicle point coordinates (the parking position of the vehicle) and a map image of the parking lot.

JP, 2013-148419, A

By the way, when such a terminal device is used, the user visually confirms the vehicle according to the displayed guidance route or map image, and then visually confirms the vehicle, and also the vehicle is the own vehicle. You will find out your own vehicle by checking if there is any.
However, in the case where the vehicle is a vehicle rented by a rental car or car sharing, it may be forgotten what kind of vehicle it is. In such a case, even if the vehicle is near the parking position, it takes time to make the above confirmation, and it takes time to find one's own vehicle. As described above, in the above-described conventional terminal device, there is a problem that finding one's own vehicle is troublesome when one's own vehicle forgets what kind of vehicle it is.

  An object of the present invention is to provide a display control apparatus and program that can easily find one's own vehicle even if the vehicle borrowed by oneself is forgotten.

  The terminal device of the present invention is a parking position acquisition unit that acquires parking position information indicating a parking position at which the vehicle is parked, an identification information acquisition unit that acquires vehicle identification information for specifying the vehicle, and the acquired parking position information And displaying means for displaying vehicle identification information together with a guide image for guiding the user to the parking position.

  In this case, the vehicle identification information preferably includes at least one of vehicle type name information of the vehicle, an appearance image, and a license plate image or car registration number information.

  On the other hand, the guidance image is a parking lot map image showing a route from the entrance of the parking lot to the parking position on the map of the parked parking lot, and an arrow image showing the direction and distance from the user position to the parking position. It is preferable that the augmented reality image indicates a parking position on the captured image.

  In this case, it is preferable to further include guidance image switching means for switching the guidance image among the parking lot map image, the arrow image, and the augmented reality image.

  Preferably, the parking position acquisition means acquires, from the on-vehicle apparatus, the parking position information transmitted using the specific behavior of the vehicle as a trigger.

  In this case, the specific behavior is preferably at least one of engine stop, door opening and closing, and side brake operation.

  In the control method of the terminal device of the present invention, the terminal device acquires parking position information acquiring parking position information indicating a parking position where the vehicle is parked, and identification information acquiring step acquiring vehicle identification information for specifying the vehicle And displaying the vehicle identification information together with the guidance image for guiding the user to the parking position based on the acquired parking position information.

  A program according to the present invention is characterized by causing a computer to execute the steps in the control method of a terminal device described above.

It is a control block diagram of a guidance system concerning one embodiment of this embodiment. It is a functional block diagram of a guidance system. (A) is a diagram showing a guidance screen when the display mode is "parking lot map mode", and (b) is a guidance screen when the display mode is "arrow mode" It is a figure shown and (c) is a figure showing a guidance screen in case a display mode is "AR mode." It is the flowchart which showed guidance related information registration operation. It is the flowchart which showed guidance operation.

  Hereinafter, a display control device and a program according to an embodiment of the present invention will be described with reference to the attached drawings. In the present embodiment, a mobile terminal to which the terminal device of the present invention is applied and a guidance system provided with the same are illustrated. This guidance system is a system for guiding a user to a parking position of a vehicle with a portable terminal when the user forgets the position where the vehicle is parked (parking position of the vehicle). In addition, this guidance system assumes that the user is guided to the parking position of the vehicle, not for the vehicle owned by the user but for the vehicle rented by the user for car rental or car sharing.

  As shown in FIG. 1, the guidance system SY includes a portable terminal (terminal device) 1 carried by a user and an on-vehicle device 2 mounted on a vehicle rented by the user. The portable terminal 1 and the in-vehicle device 2 are connected by wireless communication. The portable terminal 1 has a guiding function of guiding the user to the parking position of the vehicle, and the on-vehicle device 2 provides the portable terminal 1 with various information used for the guiding function.

  The in-vehicle device 2 is a car navigation device mounted on a vehicle rented by a user, and includes a GPS (Global Positioning System) receiver 11, a self-contained navigation sensor 12, a communication unit 13, a control unit 14, and a storage unit 15. And have.

  The GPS receiver 11 receives GPS information (including position information and time information) from GPS satellites. The self-contained navigation sensor 12 is composed of various sensors and is used in combination with the GPS receiver 11 to detect the current position of the vehicle.

  The communication unit 13 performs near field communication or infrared communication with the portable terminal 1. Note that Bluetooth (registered trademark), ZigBee (registered trademark), or UWB (Ultra Wide Band) may be applied as a communication method for short distance wireless communication.

  The control unit 14 includes a central processing unit (CPU), a read only memory (ROM), a random access memory (RAM), and the like, and centrally controls the entire in-vehicle apparatus 2. The storage unit 15 is configured of a hard disk drive or the like, and stores (stores) various information.

  The portable terminal 1 is configured by a smartphone, and the GPS receiver 21, the camera 22, the six-axis sensor 23, the display 24, the touch panel 25, the communication unit 26, the control unit 27, and the storage unit 28. , And a connection bus 29 for connecting them.

  The GPS receiver 21 receives GPS information from GPS satellites and detects the current position of the mobile terminal 1.

  The camera 22 is configured by an image sensor such as a complementary metal oxide semiconductor (CMOS) or a charge coupled device (CCD), and can capture still images and moving images.

  The six-axis sensor 23 includes a three-axis acceleration sensor and a three-axis magnetic sensor (both not shown), and detects the orientation of the portable terminal 1, that is, the orientation of the camera 22.

  The display 24 can display an image in color, and displays a guidance screen G (see FIG. 3) for guiding the user to the parking position of the vehicle and various operation screens. The touch panel 25 is configured of a matrix switch disposed in a superimposed manner on the display 24, detects a touch of a finger or the like, and detects various operations by the user.

  The communication unit 26 performs near field communication and infrared communication with the in-vehicle device 2. The control unit 27 has a CPU, a ROM, a RAM, and the like, and centrally controls the entire mobile terminal 1. The storage unit 28 is configured by a flash ROM or the like, and stores (stores) various information.

  Next, referring to FIG. 2, functional configurations of the mobile terminal 1 and the on-vehicle apparatus 2 will be described. As shown in FIG. 2, the on-vehicle apparatus 2 includes, as main functional components, a current position detection unit 31, a map data storage unit 32, a vehicle identification information storage unit 33, and a guidance related information transmission unit 34. ing. In addition, the in-vehicle device 2 is provided with each means (a destination setting means, a route search means, etc.) for realizing a car navigation function.

  The current position detection unit 31 includes a GPS receiver 11 and a self-contained navigation sensor 12 as main parts, and a vehicle mounted with the in-vehicle device 2 based on GPS information by the GPS receiver 11 and a detection result of the self-contained navigation sensor 12 Detect the current position of The current position detection means 31 constantly obtains the latest current position by detecting the current position periodically (for example, every one second) while the power of the in-vehicle apparatus 2 is turned on.

  The map data storage means 32 mainly includes the storage unit 15 and stores map data used for the car navigation function. The map data includes information of each facility (latitude, longitude, facility name, etc.) and parking lot map information showing a map of the parking lot of each facility.

  The vehicle identification information storage unit 33 has the storage unit 15 as a main part, and stores vehicle identification information 52 (see FIG. 3) for specifying a vehicle equipped with the in-vehicle device 2. The vehicle identification information 52 includes vehicle type name information 61 indicating a vehicle type name of the vehicle, vehicle color information 62 indicating a color of the vehicle, and image data indicating an appearance of the vehicle (hereinafter referred to as an appearance image 63). And image data (hereinafter referred to as a license plate image 64) indicating the license plate of the vehicle (all refer to FIG. 3). The vehicle identification information 52 is obtained from an information providing server managed by a car rental company or a car sharing company. That is, the in-vehicle apparatus 2 acquires, from the information providing server, vehicle identification information 52 of the vehicle on which the in-vehicle apparatus 2 is mounted, and stores the information in the vehicle identification information storage unit 33 in advance.

  The guidance related information transmission unit 34 transmits the parking position information indicating the parking position of the vehicle to the portable terminal 1 with the communication unit 13 and the control unit 14 as main parts. Specifically, information on the current position detected by the current position detection means 31 is transmitted to the portable terminal 1 using the stop of the engine in the vehicle as a trigger. That is, since it can be determined that the vehicle is in the parking state when the engine is stopped, the information on the current position (parking position information) is transmitted by transmitting the information on the latest current position at this timing. It has become.

  In addition, the guidance related information transmission means 34 carries the parking location map information obtained from the map data storage means 32 and the vehicle identification information 52 obtained from the vehicle identification information storage means 33 together with the parking position information. Send to terminal 1 The guidance related information transmission unit 34 searches the map data for the facility corresponding to the detected current position (parking position), and extracts the parking lot map information of the facility specified by the search from the map data, Send. Hereinafter, the parking position information, the parking lot map information, and the vehicle identification information 52 transmitted together by the guidance related information transmission means 34 will be referred to as "guidance related information".

  The portable terminal 1 mainly includes a guidance related information receiving unit (parking position acquisition unit and identification information acquisition unit) 41, a guidance related information storage unit 42, a current position detection unit 43, and an image photographing unit 44 as main functional configurations. The photographing direction detection unit 45, the operation reception unit 46, the display mode switching unit (guide image switching unit) 47, and the guidance screen display unit (display unit) 48 are provided.

  The guidance related information receiving unit 41 includes the communication unit 26 as a main part, and receives guidance related information (parking position information, parking lot map information, and vehicle identification information 52) transmitted from the in-vehicle apparatus 2. The guidance related information storage unit 42 has the storage unit 28 as a main part, and stores the guidance related information received by the guidance related information receiving unit 41.

  The current position detection unit 43 mainly includes the GPS receiver 21, and detects the current position of the portable terminal 1, that is, the current position of the user carrying the portable terminal 1 based on the GPS information by the GPS receiver 21. The information on the current position of the user detected by the current position detection means 43 is hereinafter referred to as user position information.

  The image capturing means 44 mainly includes the camera 22 and captures a moving image (hereinafter referred to as a captured image). The photographing direction detection unit 45 mainly includes the six-axis sensor 23 and detects the photographing direction by the image photographing unit 44 based on the information on the direction of the camera 22 detected by the six-axis sensor 23. The photographed image and the photographing direction information are used in combination with the user position information to generate an AR image 51c (described later) used for guidance.

  The operation receiving unit 46 includes the touch panel 25 as a main part, detects various operations by the user, and receives the various operations. In the present embodiment, a mode switching operation for switching the display mode of the guidance screen G and a guidance start operation for starting the guidance operation are mainly detected and received.

  The display mode switching unit 47 has the control unit 27 as a main part, and according to the mode switching operation received by the operation receiving unit 46, the display mode in the guidance screen G is "parking lot map mode", "arrow mode", " Switch between "AR mode". Although the details will be described later, the display mode switching unit 47 switches the guidance image 51 among the parking lot map image 51a, the arrow image 51b, and the AR image 51c by switching the display mode.

  The guidance screen display unit 48 displays the guidance screen G with the display 24 and the control unit 27 as main components. As shown in FIG. 3, on the guidance screen G, a guidance image 51 for guiding the user to the parking position of the vehicle and vehicle identification information 52 obtained from the in-vehicle device 2 are arranged. That is, the guidance screen display means 48 displays the vehicle identification information 52 together with the guidance image 51.

  As shown in FIGS. 3A to 3C, the guidance image 51 on the guidance screen G is an image for guiding the user to the parking position based on the parking position information stored in the guidance related information storage means 42. . The guidance image 51 can be switched among the parking lot map image 51a, the arrow image 51b, and the AR image (augmented reality image) 51c by switching the display mode by the display mode switching means 47.

  Specifically, as shown in FIG. 3A, when the display mode is "parking lot map mode", the guidance screen display unit 48 stores the parking stored in the guidance related information storage unit 42. Based on the position information and the parking lot map information, on the map of the parked parking lot, a parking lot map image 51a indicating the route from the entrance of the parking lot to the parking position is generated and displayed.

  Further, as shown in FIG. 3 (b), when the display mode is "Arrow mode", the guidance screen display means 48 displays the parking position information stored in the guidance related information storage means 42 and the current position. Based on the user position information detected by the position detection means 43, an arrow image 51b indicating the direction and distance from the position of the user to the parking position is generated and displayed.

  Further, as shown in FIG. 3 (c), when the display mode is "AR mode", the guidance screen display means 48 displays the parking position information stored in the guidance related information storage means 42 and the current position. An AR image showing the parking position of the vehicle on the photographed image photographed by the image photographing unit 44 based on the user position information detected by the position detection unit 43 and the information on the photographing direction detected by the photographing direction detection unit 45 Generate 51c and display it. In the AR image 51c, when the parked position or the vehicle appears in the captured image, the parked position or the icon indicating the vehicle is displayed superimposed on the captured image, and the parked position or the vehicle is displayed in the captured image. If it does not appear, an icon indicating in which direction outside the photographed image the parking position and the vehicle are present is displayed superimposed on the photographed image. In addition, as shown to the same figure, also in AR image 51c, it is preferable to display the distance from a user's position to a parking position.

On the other hand, the vehicle identification information 52 on the guidance screen G is read out and arranged in the guidance related information storage means 42. As described above, the vehicle identification information 52 includes the vehicle type name information 61 of the vehicle, the vehicle color information 62, the appearance image 63, and the license plate image 64, and the guidance screen display means 48 includes the guidance image 51. These various information 61, 62, 63, 64 are displayed. As shown in FIG. 3, the appearance image 63 is a photographic image taken from the front of the vehicle, a photographic image taken from the rear of the vehicle, and a photographic image taken from diagonally above the vehicle. As described above, by displaying the photograph image photographed from the front and the photograph image photographed from the back, the vehicle can be parked forward, even if it is parked backward (backward parking). It is easy to check. Also, each photographic image is displayed in color, and the color of the vehicle in the photographic image is also the color of the vehicle borrowed by the user. Thus, the color of the vehicle can be recognized from the appearance image 63 as well.
Thus, by displaying various information 61, 62, 63, 64 for visually identifying (identifying) the vehicle together with the guidance image 51, the user forgets what kind of vehicle the vehicle was. You can easily find the vehicle even if it fails.

  Next, the guidance related information registration operation and the guidance operation by the guidance system SY will be described with reference to FIGS. 4 and 5. First, the guidance related information registration operation will be described with reference to FIG. The guidance related information registration operation is an operation to register (store) guidance related information in the portable terminal 1, and is executed with the stop of the engine as a trigger when the vehicle is parked.

  As shown in FIG. 4, when the on-vehicle device 2 detects the stop of the engine of the vehicle on which the on-vehicle device 2 is mounted (S1: Yes), the guidance related information transmission means 34 uses this as a trigger for guidance related information. It transmits to the portable terminal 1 (S2). That is, parking position information, parking lot map information, and vehicle identification information 52 are transmitted.

  On the other hand, the portable terminal 1 receives the guidance related information from the in-vehicle apparatus 2 by the guidance related information receiving means 41 (S3) (parking position acquisition step and identification information acquisition step). When the guidance related information is received, the received guidance related information is stored in the guidance related information storage means 42 (S4). As a result, guidance related information, that is, parking position information, parking lot map information and vehicle identification information 52 are registered in the portable terminal 1. This completes the guidance related information registration operation.

  Next, referring to FIG. 5, the induction operation will be described. The guidance operation is performed using a guidance start operation by the user as a trigger when the user tries to find a vehicle parked by the user.

  As shown in FIG. 5, when the portable terminal 1 detects the guidance start operation by the user by the operation reception means 46 (S11: Yes), the parking registered from the guidance related information storage means 42 in the guidance related information registration operation The position information and the vehicle identification information 52 are read out (S12). Thereafter, each information for displaying each guidance image 51 is acquired according to the display mode (S13). That is, when the display mode is "parking lot map mode", parking lot map information is read out and acquired from the guidance related information storage means 42. When the display mode is "Arrow mode", the current position detection means 43 acquires user position information. When the display mode is “AR mode”, the current position detection unit 43 acquires user position information, and the imaging direction detection unit 45 acquires information of the imaging direction.

  When each information is acquired, the guidance screen display means 48 displays the guidance screen G based on the read parking position information and vehicle identification information 52 and each information acquired according to the display mode (S14) (display Step). That is, the guidance screen display means 48 displays the guidance image 51 (the parking lot map image 51a, the arrow image 51b or the AR image 51c) based on the parking position information and each information acquired according to the display mode, and the read vehicle identification information 52. And display at the same time. By looking at this display, the user can easily find the vehicle. This completes the induction operation.

  According to the configuration as described above, since the information for identifying the vehicle (vehicle identification information 52) (information of the vehicle to be searched by the user) is displayed together with the guidance image 51, the user borrowed it. Even if the vehicle is forgotten, by checking the vehicle identification information 52, it is possible to immediately confirm what kind of vehicle the vehicle was. Therefore, when it comes to the vicinity of the parking position by the guidance image 51, the vehicle can be found immediately, and it can be immediately confirmed whether or not the vehicle is a vehicle borrowed by oneself. In this way, even if you forget what kind of vehicle you borrowed, you can easily find your own vehicle. In particular, displaying the appearance image 63 makes it easier to find one's own vehicle.

  Moreover, usability can be improved by the guidance image 51 being switchable among the parking lot map image 51a, the arrow image 51b, and the AR image 51c.

  In the above-described embodiment, the appearance image 63 (each photographic image) may be configured to be switchably displayed with the light source changed. That is, the appearance (mainly the color) of the vehicle differs between when it receives sunlight and when it receives room light such as a fluorescent lamp. Therefore, it is preferable to prepare a plurality of appearance images 63 in which the light source is changed corresponding to the above and to enable display.

  In the above embodiment, the license plate image 64 is displayed. However, instead of this, character information (car registration number information) of a car registration number may be displayed.

  Furthermore, in the above embodiment, the display mode switching unit 47 switches the display mode according to the mode switching operation by the user, but the display mode switching unit 47 automatically displays the display mode according to a specific condition. It may be configured to be switched. For example, in an underground parking lot etc., when user position information can not be acquired by the present position means, it may be the composition switched to the "parking lot map mode" which does not use this. If the parking lot map information can not be acquired, it may be configured to switch to the "Arrow mode" or "AR mode" not using it.

  Furthermore, in the above embodiment, the guidance image 51 is switched between the parking lot map image 51a, the arrow image 51b and the AR image 51c, but in addition to this, the route from the user's position to the parking lot It may be configured to be switched to a navigation image showing.

  Further, in the above embodiment, the on-vehicle device 2 is configured to transmit guidance related information including parking position information triggered by the stop of the engine in the vehicle, but guidance related information is triggered by a specific behavior of the vehicle The configuration is not limited to this as long as For example, the on-vehicle device 2 may be configured to transmit guidance related information using an opening / closing of a door in a vehicle or an operation of a side brake as a trigger. Alternatively, the guidance related information may be transmitted by using a combination of engine stop, door open / close and side brake operation as a trigger.

  Although the present invention is applied to a smartphone in the above embodiment, the present invention may be applied to another portable terminal 1 such as a tablet PC, a mobile phone, or a PDA terminal. Consequently, the present invention may be applied not only to portable terminal devices but also to non-portable terminal devices.

  Further, a program (for example, an application program including a Web application) for realizing each component in the portable terminal 1 shown in the above embodiment and a program for realizing each step in the control method for the portable terminal 1 shown in the above embodiment It is also possible to provide. It is also possible to store the program in a recording medium (not shown) and provide it. That is, a program for causing the computer to function as each component of the portable terminal 1, a recording medium recording the same, a program for causing the computer to execute each step in the control method of the portable terminal 1, and A recording medium recorded is also included in the scope of the present invention.

  1: Mobile terminal 2: In-vehicle device 41: Guidance related information reception means 47: Display mode switching means 48: Guidance screen display means 51: Guidance image 51a: Parking lot map image 51b: Arrow image 51c : AR image, 52: vehicle identification information, 61: vehicle type name information, 63: appearance image, 64: number plate image.

Claims (4)

Current position acquisition means for acquiring the current position of the user;
Boarding position acquisition means for acquiring a boarding position at which the user gets into the vehicle;
A display control unit that indicates a direction from the current position to the boarding position and causes a display unit to display a straight line having a length corresponding to a distance.   The display control device according to claim 1, wherein the display control means causes the display unit to display vehicle identification information for identifying the vehicle visually.   The display control device according to claim 2, wherein the vehicle identification information includes any one of a vehicle registration number, a color, a vehicle type name, and an appearance image of the vehicle. On the computer
Obtaining the current position of the user;
Acquiring a riding position at which the user gets on the vehicle;
A program for causing a display unit to display a straight line having a length corresponding to a distance indicating a direction from the current position to the boarding position.

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