JP2012071711A - Onboard equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide onboard equipment free from obstructing a driver support while displaying animation in the switching of an onboard application screen.SOLUTION: In the onboard equipment 10 which is mounted on a vehicle 1, executes a plurality of the onboard applications 21 and displays an screen corresponding to the onboard application 21 under the execution on a display device 3, the screen of the onboard application 21 before switching is faded out and the screen of the onboard application 21 after switching is faded in when the screen of the onboard is switched to the screen of different onboard application and an onboard application 21 which does not carry out the fade-in and fade-out in the onboard applications 21 is beforehand specified. In the switching to the onboard application 21 which does not carry out the fade-in and fade-out, the fade-out of the onboard application 21 before switching is inhibited and is switched to the onboard application 21 which does not carry out the fade-in and fade-out.

Description

  The present invention relates to an in-vehicle device that selectively executes a plurality of in-vehicle applications and displays a screen corresponding to the in-vehicle application being executed on a display device.

  Conventionally, a radio viewing application that receives radio waves and outputs sound to speakers, a TV viewing application that receives television waves and outputs video to a display device, and outputs sound to speakers, radio waves received from GPS satellites, pre-recorded Navigation application that provides route guidance based on the map information and vehicle direction indicator information, and disc playback that plays back images and music data recorded on disc-shaped recording media such as CDs, DVDs, and memory cards There are known in-vehicle devices that can selectively execute a plurality of in-vehicle applications, such as an application, an in-vehicle camera display application that displays an image captured by an in-vehicle camera provided in the rear of the vehicle on a display device (for example, Patent Documents) 1). In this type of in-vehicle device, a screen corresponding to the application being executed is displayed on the display device.

JP 2009-147719 A

By the way, when switching the in-vehicle application according to the driver's operation, for example, the display device displays an animation that fades out the screen according to the application before switching and fades in the screen according to the application after switching. can do. Thus, by displaying the animation on the display device at the time of switching the in-vehicle application, the interest is improved, and it is possible to impress the driver that the in-vehicle device has high performance / high function.
On the other hand, among in-vehicle applications, there is an in-vehicle application that displays information necessary for driving operation to a driver on a display device. This type of in-vehicle application is displayed to assist the driver in driving. For this reason, when the driver performs an operation of switching the in-vehicle application, it is desirable to immediately switch the application screen displayed on the display device so that the driver can quickly confirm information necessary for the driving operation.
An object of the present invention is to provide an in-vehicle device that solves the problems of the above-described conventional technology and does not hinder driver support while displaying an animation when switching the screen of an in-vehicle application. .

  In order to achieve the above object, the present invention provides a vehicle-mounted application screen that is mounted on a vehicle, executes a plurality of vehicle-mounted applications, and displays a screen corresponding to the running vehicle-mounted application on a display device. When switching to another in-vehicle application screen, the in-vehicle application screen before switching is faded out, the in-vehicle application screen after switching is faded in and displayed, and in-vehicle applications that do not fade out and fade in are specified in advance, When switching to the in-vehicle application that does not fade out or fade in, the fading out of the in-vehicle application before switching is prohibited, and the fading out to the in-vehicle application that does not fade out or fade in. And switches without Inn.

  According to this configuration, when switching to an in-vehicle application that does not fade in and fade out in advance, in order to prohibit fade-out and fade-in of the application screen, if the driver performs an operation to switch the in-vehicle application, driving The screen of the in-vehicle application that is immediately displayed on the display device can be switched according to the driver's operation so that the driver can quickly confirm information necessary for the driving operation. Therefore, the driver can immediately display information necessary for driving operation on the display device, and does not hinder driver assistance.

  In this configuration, when switching from the in-vehicle application that does not fade out and fade in, the fading out of the in-vehicle application that is not to be faded out and faded in before the switching may be prohibited, and the switching may be performed by fading in to the screen of the in-vehicle application.

  According to this configuration, when switching from a vehicle application that does not fade out and fade in in advance to a vehicle application that does not have urgency in transition, the screen of the application after switching can be faded in and switched. At the time of application switching, a switching animation of the in-vehicle application screen can be displayed to improve interest.

Further, the in-vehicle application that does not fade out and fade in may be configured to be an in-vehicle application for displaying a surrounding state of the vehicle on a display device.
According to this configuration, for example, when switching to an in-vehicle application that displays a captured image of the in-vehicle camera on the display device, fade-out and fade-in of the application screen before and after the switching are prohibited, so that the driver responds immediately to the operation. By switching to the in-vehicle application screen for confirming the surrounding situation of the vehicle, driver assistance is not hindered.

Further, the switching to the in-vehicle application that does not fade out and fade in may be performed by operating the vehicle.
According to this configuration, for example, when the vehicle gear is put in reverse and the vehicle moves backward, fade-out and fade-in of the application screen before and after switching of the in-vehicle application is prohibited, and the in-vehicle camera, for example, the rear camera, The captured image is immediately displayed on the display device. Therefore, the application screen is immediately switched to a screen that displays the captured image of the in-vehicle camera in conjunction with the driver's driving operation, so the driver can reverse the vehicle while checking the situation behind the vehicle. , Does not interfere with driver assistance.

  According to the present invention, in-vehicle applications that are not faded out and fade-in among in-vehicle applications are defined in advance, and when switching between in-vehicle applications, fading out and / or fading-in of application screens is prohibited based on this rule. Therefore, the in-vehicle application screen displayed on the display device immediately changes according to the driver's operation, and the driver can promptly check the information necessary for driving operation, so that driver assistance is not hindered. .

It is a block diagram which shows the structure of the vehicle equipment which concerns on this embodiment. It is a figure which shows typically the structure of the animation display information table at the time of vehicle-mounted application switching. It is a figure for demonstrating the application screen displayed on a display apparatus at the time of the vehicle-mounted application switching to fade out and fade in. It is a figure for demonstrating the application screen displayed on a display apparatus at the time of the switch from the vehicle-mounted application which is not made to fade out and fade in. It is a flowchart which shows operation | movement of the vehicle equipment at the time of application switching.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
FIG. 1 is a block diagram showing a configuration of an in-vehicle device 10 according to an embodiment to which the present invention is applied.
The in-vehicle device 10 is a device that is mounted on the vehicle 1 and has an audio function, a visual function, and a navigation function. The in-vehicle device 10 includes a control unit 2, a display unit (display device) 3, an operation unit 4, and an audio output unit 5. The control unit 2 has an in-vehicle application (mode) 21 for centrally controlling each unit of the in-vehicle device 10 and controlling each unit. The display unit 3 displays various image or video information under the control of the control unit 2. The operation unit 4 receives various operation inputs such as switching of the in-vehicle application 21. The audio output unit 5 outputs various audio signals under the control of the control unit 2. The in-vehicle device 10 further includes a storage unit 22, a wireless communication unit 6, and a disc playback unit 7. The storage unit 22 stores various data such as route guidance information required for the navigation function, for example. The wireless communication unit 6 performs wireless communication with the external device 8 and receives radio waves from television and radio. The disc reproducing unit 7 reproduces a reproducing medium that is a disc-shaped recording medium such as a CD, an MD, or a DVD. The in-vehicle device 10 is also configured so that various external connection devices 9 can be detachably connected.

  Although not shown, the control unit 2 includes a CPU that performs arithmetic processing of various control programs that control each unit of the in-vehicle device 10, a ROM that stores various control programs and data, and a RAM that functions as a work area for the CPU. Have In the ROM, a plurality of in-vehicle applications 21 that can be executed by the in-vehicle device 10 are stored. These in-vehicle applications 21 include disk playback, radio viewing, TV viewing, in-vehicle camera display, VICS information display, and the like, shown in FIG.

  The display unit 3 includes a display panel 31 and a display control circuit (not shown) that displays various types of information on the display panel 31 under the control of the control unit 2. In addition, when the in-vehicle application 21 is executed, an application screen 32 (FIG. 3) dedicated to the in-vehicle application 21 is displayed on the display panel 31. For example, when the in-vehicle application 21 is a disc playback application, the title of the playback medium (album name for a music album, title name for a movie, etc.), playback, fast-forward, etc. A screen displaying operation buttons for a reproduction operation such as the above is displayed. Further, for example, when the in-vehicle application 21 is an in-vehicle camera display application, a screen that displays a captured image of the in-vehicle camera 81 is displayed as the dedicated application screen 32.

The operation unit 4 includes operation keys 41, a touch panel 42, and a shift lever 43. The operation keys 41 are arranged around the display panel 31 and receive operation inputs such as power on / off of the display device and volume adjustment of sound information output from the speaker 52. The touch panel 42 is disposed so as to overlap the display panel 31 and senses that the driver has touched the image information displayed on the display panel 31 and outputs the image information to the control unit 2 as an information signal. The shift lever 43 is connected to a transmission (not shown) of the vehicle 1 and is operated by the driver so that a gear of the transmission is selected for moving the vehicle 1 forward / reverse / parking. When the driver performs an operation such as starting / switching / stopping the in-vehicle application 21 via the operation unit 4, an operation signal of the driver is input to the control unit 2.
The audio output unit 5 includes a DSP (digital signal processor) 51 and an amplifier unit (not shown), and is connected to a speaker 52 mounted on the vehicle 1. When an audio signal is input to the audio output unit 5 under the control of the control unit 2, these audio signals are subjected to digital signal processing in the DSP 51, and the audio signal processed through the DSP 51 is converted into an amplifier unit. And then output from the speaker 52.

The wireless communication unit 6 has a wireless communication antenna 61 and receives broadcast radio waves such as TV radio waves or radio radio waves under the control of the control unit 2. Further, the wireless communication unit 6 may be configured to perform short-range wireless communication using an external device (for example, a mobile phone or a mobile audio device 83) and Bluetooth (registered trademark) or FM waves. The wireless communication unit 6 may be configured to perform data communication with an external device (a data server such as a PC) using Wi-Fi (registered trademark).
When the driver performs an operation of receiving radio waves, for example, via the operation unit 4, the control unit 2 outputs the audio signal received by the wireless communication unit 6 from the speaker 52 via the audio output unit 5. At the same time, the control unit 2 displays on the display panel 31 an application screen 32 dedicated to the radio viewing application, for example, the frequency of the radio wave being received and the name of the radio broadcast station.

  Under the control of the control unit 2, the disc playback unit 7 plays back a playback medium that is a disc-shaped recording medium such as a CD, MD, or DVD. The control unit 2 detects that a disc has been inserted into the disc playback unit 7 or an operation for instructing playback of the disc inserted into the disc playback unit 7 via the operation unit 4 is performed by the driver. In this case, the control unit 2 switches the in-vehicle application 21 from the in-vehicle application 21 being executed to the disc playback application. Further, the control unit 2 displays an application screen 32 dedicated to the disc playback application on the display panel 31 of the display unit 3.

  The external connection device 8 is various devices that are detachably connected to the vehicle-mounted device 10 such as a vehicle-mounted camera (rear camera) 81, a beacon reception processing device 82, and a portable audio device 83. The in-vehicle camera (rear camera) 81 captures a situation around the vehicle, for example, behind the vehicle. The beacon reception processing device 82 receives information on traffic jams and road closures emitted from the road traffic information communication system (VICS) via radio waves or infrared rays via beacons arranged on the road, and sends the received information to the control unit 2. input. The portable acoustic device 83 is an information device that can store voice information in a rewritable manner and can be used by being carried. The external connection device 8 can be connected to the in-vehicle device 10 by wire or wireless. Audio and / or video signals input from the external connection device 8 to the in-vehicle device 10 are output from the audio output unit 5 and the display unit 3 under the control of the control unit 2.

  When the control unit 2 detects that the in-vehicle device 10 has performed, for example, an operation in which the driver reverses the vehicle 1, for example, an operation to put the gear of the vehicle transmission into the reverse gear via the shift lever 43, The in-vehicle application 21 being executed is switched to the in-vehicle camera display application. The in-vehicle camera display application displays a captured image of the in-vehicle camera 81 (a situation around the vehicle 1, for example, a situation behind the vehicle) on the display panel 31. When the control unit 2 detects that the driver puts the gear of the transmission of the vehicle 1 from the reverse gear into the forward gear or the gear for parking the vehicle via the shift lever 43, in conjunction with the driving operation, The in-vehicle application 21 is switched from the in-vehicle camera display application to the in-vehicle application 21 that has been executed before switching to the in-vehicle camera display application. And the control part 2 displays on the display panel 31 the application screen 32 only for the vehicle-mounted application 21 after switching.

  The in-vehicle device 10 also includes a storage unit 22 in which a display screen setting table 23 is stored. Although not shown, the storage unit 22 further stores map information, various types of information such as home points and favorite spots registered by the driver, or information data related to route guidance such as a log of travel data. Is done. Data stored in the storage unit 22 is stored in a rewritable manner.

FIG. 2 is a diagram schematically showing the configuration of the display screen setting table 23.
In the display screen setting table 23, when switching to each in-vehicle application (mode) 21 after switching arranged vertically, in the case of switching from each in-vehicle application (mode) 21 before switching arranged horizontally, before and after each switching Whether the in-vehicle application 21 is faded out / fade in is defined.

  When switching the in-vehicle application 21, the in-vehicle device 10 causes the display panel 31 to fade out the dedicated application screen 32 to the in-vehicle application 21 before switching, and then fades the dedicated application screen 32 to the in-vehicle application 21 after switching. It has a function to display animation to be input. Here, the fade-out is a state in which the application screen 32 is gradually changed to a single color (white or black) and the application screen 32 cannot be seen. That is, the application screen 32 gradually transitions from the one-color state to the state where the application screen 32 is visible. In the fade-out process of the application screen 32, a process of gradually changing the RGB brightness of the application screen 32 to an RGB value of one color such as white or black is performed. In the fade-in process of the application screen 32, the RGB brightness is gradually changed from the RGB value of one color such as white or black, and the RGB is finally converted to the RGB value of the application screen 32 to be displayed on the display panel 31. Do. The image program for performing the fade-out process and the fade-in process on the application screen 32 is stored in the ROM of the control unit 2 and is executed under the control of the control unit 2.

  In addition, among a plurality of in-vehicle applications 21, some in-vehicle applications 21 need to be switched immediately according to the operation of the driver. Such an in-vehicle application 21 that needs to be switched immediately according to the driver's operation is defined in advance in the display screen setting table 23 so as not to fade out and fade in the application screen 32 at the time of switching. In the display screen setting table 23, it is written which animation to fade out and fade in the application screen 32 is not displayed when switching to which in-vehicle application 21 when switching to which in-vehicle application 21.

Like the in-vehicle camera display application, the in-vehicle application 21 that displays information related to the traveling of the vehicle 1 is an application necessary for the driver to travel the vehicle 1 safely. Therefore, when switching to the in-vehicle camera display application, fade-out and fade-in of the application screen 32 of the in-vehicle application 21 before and after switching are prohibited, and the application screen 32 displayed on the display panel 31 is immediately present. It is necessary to switch.
As shown in FIG. 2, when switching to the in-vehicle camera display application, the display screen setting table 23 is preliminarily defined to prohibit fade-out and fade-in of the application screen 32 after switching and before switching. On the other hand, the in-vehicle application 21 such as a disc playback application and a radio viewing application does not require immediacy in switching the application screen 32 at the time of switching. When switching the in-vehicle application 21 where immediacy is not required for switching the application screen 32, an animation that fades out the application screen 32 before switching or fades in the application screen 32 after switching is displayed on the display panel 31. It is defined in the display screen setting table 23 to display.

  FIG. 3 shows the transition state of the application screen 32 when switching from the disc playback application to the radio viewing application. When the in-vehicle application 21 before and after switching is the in-vehicle application 21 that fades in and out, such as when switching from the disc playback application to the radio viewing application, the application screen 32 before switching is faded out, and the application after switching The screen 32 is faded in. More specifically, when switching from the disc playback application to the radio viewing application, first, an animation in which the application screen 32 dedicated to the disc playback application fades out is displayed on the display panel 31. Subsequently, an animation in which an application screen 32 dedicated to the radio viewing application fades in is displayed on the display panel 31. Thus, the driver can visually recognize that the in-vehicle application 21 being executed by the in-vehicle device 10 has been switched from the disc playback application to the radio viewing application. In addition, when the in-vehicle application 21 is switched, the application screen 32 before switching fades out, and the animation that the application screen 32 after switching fades in is displayed, thereby improving the interest of the driver.

  FIG. 4 shows an application screen 32 displayed on the display panel 31 when switching from the in-vehicle camera display application to the radio viewing application. In the case of switching from an in-vehicle camera display application that requires immediacy for switching the application screen 32 to a radio viewing application that does not require immediacy for switching the application screen 32, the application is defined in the display screen setting table 23 of FIG. As described above, the fade-out of the application screen 32 of the in-vehicle camera display application that is the mode before switching is prohibited, but the application screen 32 of the radio viewing application that is the mode after switching is displayed in a fade-in manner. That is, the captured image of the in-vehicle camera 81 that is the application screen 32 corresponding to the in-vehicle camera display application is not faded out and cannot be immediately seen, and then the dedicated application screen 32 is faded in to the radio viewing application. Is displayed.

Next, the operation of the in-vehicle device 10 when the in-vehicle application 21 is switched will be described with reference to the flowchart of FIG. In addition, the process shown in the figure is a process performed when the driver performs an operation of switching the in-vehicle application 21 via the operation unit 4.
When the driver performs an operation for switching the in-vehicle application 21 via the operation unit 4, the control unit 2 of the in-vehicle device 10 firstly displays the display screen setting table 23 stored in the above-described storage unit 22 after switching. The in-vehicle application 21 and the in-vehicle application 21 before switching are associated with each other, and it is determined whether or not the application screen 32 of the in-vehicle application 21 before switching is specified to be faded out (step S1). When it is determined that the in-vehicle application 21 before switching is preliminarily determined not to be faded out with respect to the in-vehicle application 21 after switching (step S1: No), the control unit 2 displays the screen of the in-vehicle application 21 after switching. Display of the animation to be faded out is prohibited (step S2).

  When it is determined that the in-vehicle application 21 before switching is preliminarily defined to fade out with respect to the in-vehicle application 21 after switching (step S1: Yes), the control unit 2 is dedicated to the in-vehicle application 21 before switching. The application screen 32 is faded out (step S3). Next, the control unit 2 determines whether or not the application screen 32 dedicated to the in-vehicle application 21 after switching is preliminarily defined in the display screen setting table 23 when fading in (step S4). If it is determined that the application screen 32 of the in-vehicle application 21 after switching is preliminarily specified not to fade in (step S4: No), the control unit 2 fades in the application screen 32 of the in-vehicle application 21 after switching. Display of animation is prohibited (step S5).

  When the control unit 2 determines that the application screen 32 dedicated to the switched in-vehicle application 21 is the in-vehicle application 21 that is defined in advance to fade out at the time of switching (step S4: Yes), the control unit 2 The application screen 32 of the in-vehicle application 21 is faded out (step S6). The animation created by performing the fade-out or fade-in process in step S3 or step S6 is displayed on the in-vehicle application 21 before and after the switching, without being prohibited in step S2 or step S5. The application screen 32 is switched (step S7).

  As described above, according to the present embodiment, for example, the driver displays the video captured by the in-vehicle camera 81 or displays information related to the traveling of the vehicle 1 such as VICS information. As for the in-vehicle application 21 necessary for safely driving the vehicle, the application screen 32 can be defined in advance so as not to fade out and fade in at the time of switching. According to this configuration, when switching to the in-vehicle application 21 stipulated not to fade out and fade in the application screen 32, the fading out of the screen of the in-vehicle application 21 before switching is prohibited, and it is specified not to fade out and fade in in advance. Switch to the screen of the in-vehicle application 21 that has been made without fading in. Therefore, when switching the in-vehicle application 21, the screen of the in-vehicle application 21 can be displayed immediately in response to an operation of switching the in-vehicle application 21 by the driver. As a result, when the driver performs an operation for switching to the in-vehicle application 21 for displaying information necessary for safely operating or running the vehicle 1 on the display unit 3, the driver immediately responds to the operation of the driver. The application screen 32 displayed can be switched, and driver assistance is not hindered.

  Further, according to the present embodiment, when switching from the in-vehicle application 21 stipulated not to fade out and fade in the corresponding screen in advance, the screen of the in-vehicle application 21 before switching is an operation for the driver to switch the in-vehicle application 21. When it is done, it becomes invisible immediately and the application screen 32 dedicated to the in-vehicle application 21 after switching is switched. At this time, when immediacy is not required for the display of the application screen 32 of the in-vehicle application 21 after switching, the application screen 32 can be switched by displaying an animation that fades in the application screen 32 after switching. . Therefore, an animation can be displayed on the switching of the application screen 32 to improve interest. As a result, it is possible to display an animation when the application screen is switched without impeding driver assistance.

  The above-described embodiment is merely an aspect of the present invention, and can be arbitrarily modified and applied within the scope of the present invention. In the present embodiment, the in-vehicle device 1 is configured to include an audio function, a visual function, and a navigation function, but may be configured to include at least two functions among the audio function, the visual function, and the navigation function.

DESCRIPTION OF SYMBOLS 1 Vehicle 2 Control part 3 Display part (display apparatus)
4 Operation unit 8 Externally connected device 10 In-vehicle device 21 In-vehicle application 23 Display screen setting table 31 Display panel 32 Application screen (screen)
41 Operation keys 42 Touch panel 43 Shift lever 81 Car-mounted camera

Claims (4)

In a vehicle-mounted device that is mounted on a vehicle, executes a plurality of vehicle-mounted applications, and displays a screen corresponding to the vehicle-mounted application being executed on a display device.
When switching the in-vehicle application screen to another in-vehicle application screen, fade out the in-vehicle application screen before switching, fade in and display the in-vehicle application screen after switching,
Predetermine in-vehicle applications that will not fade out or fade in,
An in-vehicle device characterized in that, when switching to an in-vehicle application that does not fade out and fade in, the in-vehicle application before switching is prohibited from being faded out and switched to the in-vehicle application that is not faded out or faded in without fading in.   2. The switch according to claim 1, wherein at the time of switching from the in-vehicle application that does not fade out and fade in, the fade-out of the in-vehicle application that is not faded out and not faded in before switching is prohibited, and the in-vehicle application screen is switched to fade-in. In-vehicle equipment.   The in-vehicle device according to claim 1, wherein the in-vehicle application that is not faded out or fade-in is an in-vehicle application for displaying a surrounding state of the vehicle on a display device.   The in-vehicle device according to claim 3, wherein switching to an in-vehicle application for displaying a surrounding situation of the vehicle on a display device is linked to a driving operation.

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