JP4613059B2 - In-vehicle electronic device, control method and control program for in-vehicle electronic device - Google Patents

Description

The present invention relates to an in- vehicle electronic device, a control method and a control program for an in-vehicle electronic device, and more particularly, to an in- vehicle electronic device that performs processing for causing a user to select one of a plurality of selection targets . The present invention relates to a control method and a control program .

Conventionally, an in-vehicle electronic device provided with a touch panel display is known (for example, see Patent Document 1).
Examples of such in-vehicle electronic devices include car navigation devices and audio devices. In these devices, a user can select a background color or a background screen when displaying a touch panel display as desired. There is.
JP 2003-312372 A

In such an in-vehicle electronic device, when a user selects a favorite background screen, it is necessary to perform a selection operation on the setting screen from preset background screens.
By the way, in a vehicle-mounted device, it is difficult to enlarge the display screen due to its installation restrictions. Therefore, a large amount of information cannot be displayed on the setting screen, and the number of operation steps during operation is limited. It cannot be denied that it increases.
In particular, there are cases where it is desired to make the settings completely different between daytime and nighttime, such as the background color in a car navigation device. In such a case, the number of operation steps may be further increased.

An object of the present invention, in the on-vehicle electronic device is an information processing apparatus, when a plurality of selection target is present, facilitate the user, and on-vehicle electronic that can perform the selection operation with a small number of steps An object is to provide a control method and a control program for a device and a vehicle-mounted electronic device .

In order to solve the above problems, in an in-vehicle electronic device having a display screen, an operation button for displaying a color selection mode screen for selecting a background color of the display screen on the display screen, and a user touching the touch panel A scroll operation icon for sequentially changing the color name of the background color displayed on the color select mode screen by scrolling with a finger, and the color select according to the operation of the scroll operation icon A master microcomputer that scrolls and displays the color names of the background colors displayed on the mode screen, and the master microcomputer converts the color names of the background colors into a color name group for daytime and a color name group for nighttime. When the operation button is operated, it is discriminated whether it is daytime or nighttime. Increase the priority of the name group and display it on the color select mode screen before the color name group for the night, and at night, increase the priority of the color name group for the night, and display it on the color select mode screen in the daytime. It is characterized in that it is displayed before the color name group .
According to the above configuration, the master microcomputer displays the color select mode screen on the display screen by operating the operation buttons.
As a result, when the user performs a scroll operation using the scroll operation icon by rubbing on the touch panel with a finger, the master microcomputer sequentially changes the color names of the background colors displayed on the color select mode screen. To scroll.
In this case, the master microcomputer determines whether it is daytime or nighttime, and if it is daytime, the priority of the color name group for daytime is increased, and it is displayed on the color selection mode screen before the color name group for nighttime. In the nighttime, the priority of the color name group for nighttime is raised, and the color selection mode screen is displayed before the color name group for daytime.

In this case, a guide piece extending vertically is provided on each of both edges of the display screen, and the scroll operation icon is arranged in the vicinity of the guide piece,
The user may perform the scroll operation by rubbing on the touch panel with a finger along the guide piece .
Further, the master microcomputer displays the color names belonging to the color name group to be preferentially displayed on the color selection mode screen on the display screen as selectable color names one by one according to the scroll operation. May be.
Furthermore, the master microcomputer may determine whether it is daytime or nighttime based on a lighting signal with a vehicle headlight or a small light lighting signal .

Further, in the control method for an in-vehicle electronic device having a display screen, the in-vehicle electronic device has an operation button for displaying a color selection mode screen for selecting a background color of the display screen on the display screen. When the user slides on the touch panel with a finger, the scroll operation icon for sequentially changing the color name of the background color displayed on the color selection mode screen by the scroll operation, and the operation of the scroll operation icon And a master microcomputer that scrolls and displays the color names of the background colors displayed on the color select mode screen according to the color name group for the daytime and the color name group for the nighttime. Based on the process of distinguishing and storing, the process of determining whether it is daytime or nighttime when the operation button is operated, and the determination In the daytime, increase the priority of the color name group for the daytime, and display it on the color selection mode screen before the color name group for the nighttime, and at night, set the priority of the color name group for the nighttime. And a process of displaying the color selection mode screen before the daytime color name group .

A control program for controlling an in-vehicle electronic device having a display screen by a computer, wherein the in-vehicle electronic device displays a color selection mode screen for selecting a background color of the display screen. An operation button for displaying on the screen, and a scroll operation icon for sequentially changing the color name of the background color displayed on the color selection mode screen by a scroll operation by the user sliding on the touch panel with a finger; A master microcomputer that scrolls and displays the color name of the background color displayed on the color selection mode screen in accordance with the operation of the scroll operation icon, and the computer is provided with the color name of the background color for daytime. Means for storing the name group and the color name group for night time, and the operation button is operated. Means for determining whether it is daytime or nighttime, and based on the determination, the priority of the color name group for daytime is increased during daytime, and the color selection mode screen is preceded by the color name group for nighttime. The color name group for nighttime is given higher priority at night and functions as a means for displaying on the color select mode screen before the color name group for daytime .

According to the present invention, for example, when Oite in-vehicle electronic device, a plurality of selection target is present, facilitate the user, and can perform a selection operation with a small number of steps.

Next, preferred embodiments of the present invention will be described with reference to the drawings.
FIG. 1 is a front view of a car audio apparatus which is an aspect of the in-vehicle device according to the present embodiment. FIG. 2 is a front view of the device main body of the car audio device.

As shown in FIG. 1, a detachable control panel 3 is detachably attached to the main body 2 on the front surface (front portion) of the car audio device 1.
A detachable control panel (hereinafter referred to as DCP) 3 functions as a display unit and an operation unit of the car audio device 1, and is provided on the DCP case 4, the liquid crystal panel 5, and the liquid crystal panel 5. Touch panel 6 and a plurality of operation keys 7 disposed on the left and right sides of the liquid crystal panel 5. Upper and lower edges of the liquid crystal panel 5 are provided with an upper frame 8A and a lower frame 8B, and the liquid crystal panel 5 is sandwiched between the upper frame 8A and the lower frame 8B.

  Further, in the lower frame 8B, concave portions 9-1 to 9-4 are formed at substantially equal intervals along a portion adjacent to the liquid crystal panel 5. These recesses 9-1 to 9-4 are for guiding the operation locations on the touch panel 6. That is, as shown in FIG. 1, on the liquid crystal panel 5, four operation button icons 10-1 to 10-4 are displayed corresponding to the recesses 9-1 to 9-4, and the user can display the lower frame 8B. If the finger is slid above, the positions of the operation buttons 10-1 to 10-4 displayed on the liquid crystal panel 5 can be observed from the positions of the recesses 9-1 to 9-4. Therefore, the user can easily operate the touch panel 6 without looking at the liquid crystal panel 5.

  Further, as shown in FIG. 1, guide pieces 11 extending vertically are provided on both the left and right edges of the liquid crystal panel 5. These guide pieces 11 are for guiding the operation location on the touch panel 6 in the same manner as the concave portion 9 of the lower frame 8B. Specifically, as shown in FIG. 1, scroll operation icons 12 for sequentially changing display items displayed on the liquid crystal screen 5 are displayed near the left and right edges of the liquid crystal panel 5. Can operate the scroll operation icon 12 by relying on the guide piece 11. That is, when the user slides on the touch panel 6 with the finger along the guide piece 11, the scroll operation icon 12 is operated, and the display items are sequentially changed.

  As described above, the DCP 3 includes a plurality of operation keys 7. As these operation keys 7, a power / volume key 7A, a source button 7B, an open / eject button 7C, an adjust button 7D, a mode button 7E, a sound A button 7F and an ISR button 7G are provided. The power / volume key 7A is configured as a rotary key switch, and the power is turned on / off by a pressing operation, and the volume (volume) is adjusted by a rotating operation. The source button 7B is a push button for switching the sound source, and the sound source to be reproduced is switched each time the button is pressed. As a sound source, a radio sound source or a CD (Compact Disc) sound source built in the apparatus main body 1, a CD changer or a DVD (Digital Versatile Disk) changer connected to the apparatus main body 2 so as to be communicable, and an external audio input terminal Input external audio is used.

The open / eject button 7 </ b> C is a push-down button for opening the DCP 3 in order to make various operation units located on the back of the DCP 3 operable. When the open / eject button 7C is pressed while the DCP 3 is closed, the DCP 3 is tilted so as to be pushed out of the apparatus main body 1 by a link mechanism (not shown), and the front (front portion) of the apparatus main body 2 is exposed. To do. As shown in FIG. 2, a CD insertion slot 20 is provided in the front of the apparatus main body 2, and the CD can be inserted into and removed from the apparatus main body 2 by opening the DCP 3. When the open / eject button 7C is operated with the DCP 3 opened, the CD is ejected from the insertion slot 20. When the DCP 3 is in an open state, a link mechanism (not shown) is activated after a predetermined time and automatically closes.

  The adjustment button 7D is an operation button used when various settings and adjustments of the apparatus main body 2 are performed. The mode button 7E is, for example, a push button for setting a playback mode at the time of CD playback. Each time the button is pressed, a playback mode such as repeat playback or random playback is switched and set. When the mode button 7E is pressed for a long time, the display on the liquid crystal panel 5 is switched between the standard display and the simple display that improves the visibility by omitting the design. The sound button 7F is an operation button used when performing various settings and adjustments related to sound. The ISR button 7G is an operation button for receiving a specific radio channel and outputting radio sound regardless of the current selection state of the sound source.

  In addition, a light receiving window 13 of a photosensor for sensing the brightness of the passenger compartment and a light receiving window 14 for receiving a signal from a remote controller are provided in front of the DCP 3. In the car audio apparatus 1, the brightness of the backlight of the liquid crystal panel 5 is adjusted according to the brightness of the passenger compartment sensed by the photosensor (so-called auto dimmer function).

FIG. 3 is a rear view of the detachable control panel.
As described above, the DCP 3 can be detached from the apparatus main body 2. The structure of the DCP 3 will be described below. As shown in FIG. 3, two engagement protrusions 30A, 30B and one An engagement receiver 31 and a connector contact 32 are formed. As shown in FIG. 2, a support plate 21 for attaching the DCP 3 is provided on the front surface of the apparatus body 2, and this support plate is provided. Two engagement receivers 22 </ b> A and 22 </ b> B, one engagement protrusion 23, and a connector contact 24 are formed on 21. Under this configuration, the engagement receiver 31 on the back surface of the DCP 3 is pushed into the engagement protrusion 23 on the support plate 21 of the apparatus main body 2, and one end side of the DCP 3 is engaged with the apparatus main body 2. The DCP 3 is detachably attached to the front surface of the apparatus main body 2 by pushing the engagement protrusions 30A and 30B and the connector contact 32 into the engagement receivers 22A and 22B and the connector contact 24 of the apparatus main body 2 respectively.

  When the DCP 3 is attached to the apparatus main body 2, signals can be transmitted and received between the DCP 3 and the apparatus main body 2 via the connector contacts 32 and 24, and between the DCP 3 and the apparatus main body 2. An operation signal corresponding to the operation of the operation key 7, a signal for displaying various information on the liquid crystal panel 5, and the like are transmitted and received.

Next, the functional configuration of the car audio device 1 will be described in detail with reference to FIG.
FIG. 4 is a block diagram showing a functional configuration of the device main body 2 and the DCP 3 of the car audio device 1.
As shown in FIG. 4, the device main body 2 of the car audio device 1 includes a master microcomputer 100, a radio reception unit 110, a CD playback unit 120, and an audio output unit 130.

  The master microcomputer 100 executes control of each part of the apparatus main body 2 and the DCP 3, and has a built-in storage means such as an EEPROM or a RAM. Stored. Although not shown, the master microcomputer 100 is supplied with a backup power source directly connected to the vehicle battery and an ACC power source connected to the battery via a key switch. Therefore, while the ACC power is off, backup power is supplied to the master microcomputer 100 and data stored in the RAM or the like is retained.

  The radio receiving unit 110 receives an AM / FM wave radio broadcast, and includes an antenna 111 and a tuner circuit 112. The tuner circuit 112 receives a radio broadcast of a predetermined channel based on an instruction from the master microcomputer 100. Then, the audio signal is output to the audio output unit 130. The CD playback unit 120 includes a CD reading unit 121 that reads music data recorded on a CD and outputs an audio signal to the audio output unit 130 under the control of the master microcomputer 100.

  The audio output unit 130 outputs audio based on audio signals from each of the radio reception unit 110 and the CD reproduction unit 120 under the control of the master microcomputer 100, and includes a DSP (Digital Signal Processor) 131, a sound volume And an electronic volume circuit 132 for adjusting. Under the control of the master microcomputer 100, the DSP 131 performs digital audio signal processing such as filter processing, equalizer processing, and decoding processing when the audio signal is encoded on the electronic volume circuit 132. The electronic volume circuit 121 adjusts and outputs the amplitude level of the audio signal after D / A conversion of the audio signal under the control of the master microcomputer 100 in order to adjust the reproduction volume. In addition to the radio receiving unit 110 and the CD playback unit 120, the DSP 131 is configured to be able to input an external audio signal from an external device such as a car navigation device (not shown).

  Here, for example, an external amplifier unit 160 is connected to the car audio apparatus 1 via an RCA connector made of, for example, a two-wire coaxial cable, and an audio signal output from the electronic volume circuit 132 is passed via the RCA connector. To the external amplifier unit 160. The external amplifier unit 160 is configured so that a plurality of speakers SP can be connected, and includes an amplifier circuit (not shown) of only the maximum number of speakers SP that can be connected (six in this embodiment), and the electronic volume circuit 132. Is amplified and output to each speaker SP currently connected. Note that an amplifier circuit and a speaker may be incorporated in the apparatus main body 2 so that sound can be output without using the external amplifier unit 160.

  As described above, the DCP 3 includes the liquid crystal panel 5 and the touch panel 6 constituting the touch panel display, and the operation keys 7. Furthermore, the DCP 3 includes a display microcomputer 151 that controls each part of the DCP 3 and an LCD driver 152 that displays various information on the liquid crystal panel 5 based on instructions from the display microcomputer 151. When the DCP 3 is mounted on the apparatus main body 2, the display microcomputer 151 of the DCP 3 and the master microcomputer 100 of the apparatus main body 2 are electrically connected by the connector contacts 24 and 32 to exchange various signals. For example, when the power / volume key 7A (see FIG. 1), which is one of the operation keys 7, is rotated and the volume is adjusted by the user, the rotation operation amount is detected by an encoder (not shown) and displayed. The data is transmitted from the microcomputer 151 to the master microcomputer 100. As a result, the master microcomputer 100 controls the electronic volume circuit 132 so that the reproduction volume becomes a volume corresponding to the rotation operation amount of the power / volume key 7A.

  A resistive film type touch panel is used as the touch panel 6, and when a hand touches the surface, a voltage signal corresponding to the position coordinates of the contact point is output to the display microcomputer 151, and the display microcomputer is based on the signal. The contact point coordinates are specified by 151. Thereby, it is identified which operation button displayed on the liquid crystal panel 5 is operated, and an operation corresponding to the operation is executed.

Next, main operations of the embodiment will be described.
FIG. 5 is a process flowchart of the embodiment.
First, when the main display screen shown in FIG. 1 is displayed, the master microcomputer 100 functions as an operation button 10-4 on the operation surface of the touch panel 6 via the display microcomputer 151, that is, a display state setting mode. It is determined whether or not the “DISP” button for shifting to the display edit mode has been pressed.

FIG. 6 is an explanatory diagram illustrating an example of a display screen in the display edit mode.
When the master microcomputer 100 determines that the “DISP” button has been pressed, the master microcomputer 100 shifts the operation mode to the display edit mode for setting the display on the liquid crystal panel 5, and displays the display edit mode on the liquid crystal panel 5 shown in FIG. 6. Will be displayed.

In this state, the operation button 10-1 corresponding to the position of the concave portion 9-1 of the liquid crystal panel 5 is an operation button for shifting to the spectrum analyzer display.
The operation button 10-2 corresponding to the position of the recess 9-2 is an operation button for displaying a color selection screen described in detail later. The name of the currently selected background color (D-BLUE: DARK BLUE in FIG. 6) is displayed above the operation button 10-2.

The operation button 10-3 corresponding to the position of the recess 9-3 is an operation button for selecting a scroll mode at the time of screen scrolling. The current scroll mode (AUTO in FIG. 6) is displayed above the operation button 10-3.
An operation button 10-4 corresponding to the position of the recess 9-4 is an operation button for shifting to the main display screen shown in FIG.

Here, the background color selectable by the user will be described using the color select mode as an example.
The user-selectable background colors include, for example, five colors for daytime suitable for viewing in a bright environment and five colors for nighttime suitable for viewing in a dark environment. It is like that.

Color name (Priority: Default setting)
Daytime: DAY → DARK BLUE (High)
DAY → IVORY ↑
DAY → WIND RED
DAY → LIGHT BLUE ↓
DAY → GREEN (Low)

Nighttime: NIGHT → DARK BLUE (High)
NIGHT → IVORY ↑
NIGHT → WIN RED
NIGHT → LIGHT BLUE ↓
NIGHT → GREEN (Low)

By the way, as a situation where the user actually sets a background color or the like, there are many cases where the current setting is not desired, and there is a high possibility that the setting is changed according to the current situation.
Therefore, in the present embodiment, the master microcomputer 100 displays the vehicle headlight lighting signal, the small light lighting signal, a photosensor (not shown), or a timepiece that it has in order to preferentially display the selection target according to the current situation. A function (holding time information such as the current time, day of the week, month, day, etc.) determines whether the current day is noon or night (step S1).

FIG. 7 is a diagram for explaining an example of a display screen in the color select mode.
If it is determined in step S1 that the current day is noon, the priority of the background color for daytime is increased and presented to the user first (step S2). Specifically, the background color to be selected is presented to the user in the following order in the manner shown in FIG.

DAY → DARK BLUE
↓
......
↓
DAY → GREEN
↓
NIGHT → DARK BLUE
↓
......
↓
NIGHT → GREEN

Then, the user operates the scroll operation icon 12 on the left side of the screen to display the name of the background color desired to be selected on the liquid crystal panel 5 and starts the setting operation.
On the other hand, if it is determined in step S1 that the present is night, the background color priority for night is set higher and presented to the user first (step S3). Specifically, the background color to be selected is presented to the user in the following order.

NIGHT → DARK BLUE
↓
......
↓
NIGHT → GREEN
↓
DAY → DARK BLUE
↓
......
↓
DAY → GREEN

Then, the user starts the setting operation.
Therefore, according to the present embodiment, the number of actual operation steps of the selection operation can be reduced, and user convenience can be improved.

  In the above description, the case where the user's selection target is the background color of the display mode on the display screen of the liquid crystal panel 5 has been described, but the selection target is a background image (including still images and moving images), A combination of a background color and a background image is also possible.

  Further, the user selection target is not limited to an image, and may be configured to be background music, operation sound, or a combination thereof, which is a target of sound output, when controlling a sound output device that performs various sound outputs Is possible.

  In the above description, the case where the time zone (daytime and nighttime) is used as the time information has been described. However, the priority order of the selection target is changed based on various time information such as time, day of the week, month, and day. It is possible.

  In the above description, storage means such as an EEPROM or RAM has been incorporated, and the EEPROM has been described as storing various display data such as control programs and menu screens. It can also be configured to be updatable via various recording media.

It is a front view of the car audio equipment which is one mode of the in-vehicle equipment concerning this embodiment. It is a front view of the apparatus main body of a car audio apparatus. It is a rear view of a detachable control panel (DCP). It is a block diagram which shows the functional structure of the apparatus main body and DCP of a car audio apparatus. It is a processing flowchart of an embodiment. It is explanatory drawing of an example of the display screen of display edit mode. It is a figure explaining an example of the display screen at the time of color selection mode.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Car audio apparatus, 2 ... Apparatus main body, 3 ... Detachable control panel (DCP), 5 ... Liquid crystal panel (priority presentation part), 6 ... Touch panel (selection part), 7 ... Operation key, 9-1-9- 4 ... recesses, 10-1 to 10-4 ... operation buttons, 100 ... master microcomputer (priority presentation unit), 110 ... radio reception unit, 120 ... CD playback unit, 130 ... audio output unit, 151 ... display microcomputer (priority presentation) Part), 152... LCD driver.

Claims (6)

In automotive electronic equipment with a display screen,
An operation button for displaying a color selection mode screen for selecting a background color of the display screen on the display screen;
A scroll operation icon for sequentially changing the color name of the background color displayed on the color selection mode screen by a scroll operation by the user rubbing on the touch panel with a finger;
A master microcomputer that scrolls and displays the color name of the background color displayed on the color selection mode screen according to the operation of the scroll operation icon;
With
The master microcomputer stores the color name of the background color in a color name group for daytime and a color name group for nighttime, and determines whether it is daytime or nighttime when the operation button is operated. In the daytime, increase the priority of the color name group for the daytime, and display it on the color select mode screen before the color name group for the nighttime. Increase the color selection mode screen so that it is displayed before the daytime color names.
In-vehicle electronic device characterized by the above. The in- vehicle electronic device according to claim 1,
Each of the edges of the display screen is provided with a guide piece extending vertically.
The scroll operation icon is arranged in the vicinity of the guide piece,
The in-vehicle electronic device according to claim 1, wherein the user performs the scroll operation by rubbing on the touch panel with a finger along the guide piece . The in- vehicle electronic device according to claim 1 or 2,
The master microcomputer displays, on the display screen, color names belonging to a color name group to be preferentially displayed on the color selection mode screen as selectable color names one by one according to the scroll operation. In-vehicle electronic equipment . The in-vehicle electronic device according to any one of claims 1 to 3,
The on-vehicle electronic device characterized in that the master microcomputer determines whether it is daytime or nighttime based on a lighting signal with a headlight of a vehicle or a lighting signal with a small light. In a method for controlling an in-vehicle electronic device having a display screen,
The vehicle-mounted electronic device has a color selection mode screen for selecting a background color of the display screen, an operation button for displaying the color selection mode screen on the display screen, and the user scrolls with a finger on the touch panel. A scroll operation icon for sequentially changing the color name of the background color displayed on the color select mode screen by the operation, and the color name of the background color displayed on the color select mode screen according to the operation of the scroll operation icon And a master microcomputer that scrolls and displays
Storing the color name of the background color separately in a color name group for daytime and a color name group for nighttime;
A process of determining whether it is daytime or nighttime when the operation button is operated;
Based on the above determination, the color name group for daytime is given higher priority for daytime, and is displayed before the color name group for nighttime on the color selection mode screen. The process of increasing the priority of the group and displaying it on the color select mode screen before the color name group for daytime,
An on-vehicle electronic device control method comprising: A control program for controlling a vehicle-mounted electronic device having a display screen by a computer,
The vehicle-mounted electronic device has a color selection mode screen for selecting a background color of the display screen, an operation button for displaying the color selection mode screen on the display screen, and the user scrolls with a finger on the touch panel. A scroll operation icon for sequentially changing the color name of the background color displayed on the color select mode screen by the operation, and the color name of the background color displayed on the color select mode screen according to the operation of the scroll operation icon And a master microcomputer that scrolls and displays
The computer,
Means for distinguishing and storing the color name group of the background color into a color name group for daytime and a color name group for nighttime;
Means for determining whether it is daytime or nighttime when the operation button is operated;
Based on the above determination, the color name group for daytime is given higher priority for daytime, and is displayed before the color name group for nighttime on the color selection mode screen. Means to increase the priority of the group and display it on the color select mode screen before the daytime color name group,
A control program characterized by functioning as

Images