JPH11198744A - Execution control system for on-vehicle device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an execution control system for an on-vehicle device improving controllability of the connected various devices. SOLUTION: A full function display indication region is provided in part of a display screen of a display device connected to an audio device, when this region is pointed by a utilizer, this pointed position is detected by a touch panel, and an operating region 76 including a full function delectable in this point of time is displayed on the screen. When any of the function is directly pointed by a utilizer, and the function is selected, the pointed position is detected by the touch panel, and the concerned function is executed. By pointing an off-region 78, this full function display can be ended.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an execution control system for an on-vehicle device for displaying operation screens of various devices mounted on a vehicle.

[0002]

2. Description of the Related Art Recent vehicles include navigation devices,
Various devices such as a CD player and a TV / FM / AM tuner are mounted. In general, these various devices often share a display device, and when a user performs a predetermined operation, the display device displays a map image around the position of the vehicle, information on a CD being played, and the like. It is displayed, or an operation screen for selecting functions of various devices is displayed.

FIG. 9 to FIG. 14 are diagrams showing an example of screen transition in a conventional in-vehicle display device, and show a case where a navigation device and a CD player are mounted on a vehicle as various devices. The CD player is a CD player.
It has a changer function, and has 6 C
It is assumed that the performance is selected from D.

As shown in FIG. 9, an on-vehicle display device includes a "SOURCE" key 60, function keys 62-1 to 62-6, a "FUNC" key 64, and a "NEX" key.
A "T" key 66 and a rotary switch 68 are provided, and a navigation main screen including a map image around the position of the vehicle output by the navigation device is normally displayed as a screen during traveling.

[0005] Depending on the user, the "SOURCE" key 60
Is pressed, a source menu is displayed. When the rotary switch 68 is turned to the left or right to select a CD changer and pressed (PUSH operation) to determine the display, the display screen is switched from the navigation device screen to the CD player screen, As shown in FIG. 10, information on the currently playing CD and a CD main screen for selecting a CD are displayed. In this state, for example, when the function key 62-3 is pressed, the currently playing CD is switched to a CD corresponding to DISC3. When the “FUNC” key 64 is pressed while the navigation main screen shown in FIG. 9 is displayed, as shown in FIG. 11, a CD current 1 screen for selecting functions such as fast forward and rewind is displayed. Is displayed, and functions corresponding to the respective function keys 62-1 to 62-6 are shown. For example, the function key 62-1 has a fast forward function, and the function key 62-2 has a rewind function. Here, when any of the function keys 62-1 to 62-6 is pressed, a corresponding operation such as fast forward or rewind is performed. Since only six function keys 62 are provided, if there are many functions, pressing the "NEXT" key 66 will bring up a CD current 2 screen for selecting another function as shown in FIG. Is displayed. By operating the rotary switch 68 when any one of the above-described CD main screen, CD current 1 screen, and CD current 2 screen is displayed, playback / pause of the CD, fast forward / rewind of one track, and the like are performed. Such an operation is performed.

[0008] When the navigation main screen shown in FIG.
2. When the "FUNC" key 64 and the "NEXT" key 66 are pressed or the rotary switch 68 is operated, a navigation current 1 screen for selecting a function such as a route change is displayed as shown in FIG. , Function key 62-
Functions corresponding to 1 to 62-6 are shown. Here, when any one of the function keys 62 is pressed, the operation of the corresponding function is performed. In this case as well, if there are many functions, pressing the "NEXT" key 66 causes the navigation current 2 screen for selecting another function to be displayed as shown in FIG. 13 and FIG.
By operating the rotary switch 68 when either the current 1 or 2 screen shown in FIG.
Detailed display and wide area display of the displayed map image are performed. Also, the above-mentioned CD main screen, CD current 1,
If no operation is performed for a predetermined period of time while any one of the two screens, the navigation current 1 and the second screen is displayed, the navigation main screen shown in FIG. 9 is displayed again.

[0007]

By the way, since the display method in the above-mentioned conventional vehicle-mounted display device has a hierarchical structure, the user switches the displayed screen and selects various functions. It was necessary to perform the troublesome operation of doing so. In addition, it is difficult to select a desired function without knowing in advance the method of switching the display screen and the function displayed on the screen to which the display is switched. In particular, immediately after purchase or when operated by a user who does not normally use it, it is necessary to refer to a manual or the like, which is very troublesome. As described above, the operation using the conventional in-vehicle display device is cumbersome in the operation procedure itself, and it is necessary to consult a manual or the like in order to select a desired function, and it cannot be said that the operability is good. Was.

The present invention has been made in view of the above points, and an object of the present invention is to provide an execution control method for a vehicle-mounted device in which the operability of the vehicle-mounted device is improved.

[0009]

In order to solve the above-mentioned problems, an execution control method of an on-vehicle apparatus according to the present invention is provided when a function display instruction area formed on a part of a display screen is pointed to. A plurality of, preferably all, functions of the in-vehicle device selectable at this point are displayed on the screen, and when any of these functions is indicated by the user,
The indicated function is performed. Therefore, the user can know the presence or absence of the desired function only by pointing to the function display instruction area using the touch panel or the like, and furthermore, when the function to be executed is included therein, indicates the function. Since the execution of the function can be instructed only by itself, there is no need to perform an operation such as switching over any number of display screens, and the operability of the in-vehicle apparatus can be improved.

[0010] In particular, it is preferable that the above-described function display instruction area is formed at a predetermined position on the display screen without interrupting the screen display. Since the display screen is not obstructed by the function display instruction area, a conventional operation screen or image can be displayed on the screen in a state where the function display is not performed.

The function display that appears when the function display instruction area is pointed is a state in which the function display end instruction area displayed on the same screen is pointed or no function is indicated. Is preferably terminated when a predetermined time has elapsed. By providing a function display end instruction area, the operation can be interrupted by the user's free will. By terminating the function display after a certain time has elapsed, the user can interrupt the operation without performing any operation. And the operation procedure can be simplified.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An audio system according to an embodiment of the present invention employs all the functions which can be selected by a simple operation when using audio devices mounted on a vehicle. It is characterized in that it can be displayed on a screen and various functions can be selected by touching a part of the screen. Hereinafter, an audio system according to an embodiment will be described with reference to the drawings.

FIG. 1 is a diagram showing a configuration of an audio system according to an embodiment to which an execution control method of a vehicle-mounted device according to the present invention is applied. A display device 1 included in the audio system shown in FIG. 1 includes a key input unit 2 and a touch panel 4 where a user inputs various instructions, and a user operation instruction sent from a remote control (remote control) unit 6. A remote control light receiving unit 8 for receiving a corresponding signal, and a control unit 1 for sending an operation instruction according to a user's instruction to the audio device 20 and for giving a display screen creation instruction
0, a video signal processing unit 12 for converting a video signal sent from the control unit 10 into image data for each display pixel, and graphic data output from the control unit 10 as image data output from the video signal processing unit 12. Graphic processing unit 14 that synthesizes and outputs image data corresponding to the display screen
And an LCD (Liquid Crystal Display) for displaying this image data
16 and a backlight 1 arranged on the back of the LCD 16
8 is included.

The display device 1 has an input / output interface (IF) unit 19 for performing various data communications such as user's operation instructions and image data with an externally connected audio device 20. It has.

The key input unit 2 is composed of keys and rotary switches operated by a user to input various instructions. FIG. 2 is a diagram illustrating an example of a configuration of the key input unit 2 in the display device 1. As shown in FIG. 1, the display device 1 uses “SO” as the key input unit 2.
URSE "key 60, function keys 62-1 to 6-6
2-6, "FUNC" key 64, "NEXT" key 6
6. A rotary switch 68 is provided, and the user operates these to select a function of the audio device 20 or the like.

The touch panel 4 is attached to the surface of the display screen of the LCD 16 and detects which position on the display screen of the LCD 16 has been pointed by the user. The touch panel 4 includes, for example, a plurality of infrared sensors.
These infrared sensors are provided with a plurality of pairs of a light emitting unit and a light receiving unit that are orthogonal to each other, and when a user touches the display screen of the LCD 16, the infrared light emitted from the light emitting unit and reaching the light receiving unit is blocked, By detecting this state, the contact position is detected. Further, the touch panel 4 may use a piezoelectric panel on which a transparent electrode is formed. When a piezoelectric panel is used, the contact position is detected by detecting a change in resistance when the user presses the piezoelectric panel. When the user operates the remote control unit 6 to input various operation instructions, the remote control light receiving unit 8 receives an infrared signal according to the operation instructions.

The control unit 10 sends a signal corresponding to a user's operation instruction output from the key input unit 2, the touch panel 4, and the remote control light receiving unit 8 to the audio device 20,
An image displayed on the LCD 16 is controlled based on a video signal and graphic data sent from the audio device 20. For example, when the user touches the operation area displayed on the LCD 16, the touched position is detected by the touch panel 4, and a signal indicating the detected position is transmitted to the audio device 20 via the input / output IF unit 19 by the control unit 10. Can be In the audio device 20, based on the signal indicating the contact position of the user sent from the display device 1, the content of the instruction by the user (LC corresponding to the contact position)
D16), and returns image data such as an operation screen corresponding to the instruction to the display device 1. The image data is sent from the control unit 10 to the graphic processing unit 14, and the graphic processing unit 1
In step 4, a predetermined operation screen or the like is displayed on the LCD 16.

An audio device 20 included in the audio system shown in FIG. 1 includes a CD player 21, a TV (television) tuner 22, an FM as various audio sources for outputting various audio signals, video signals, and the like.
/ AM tuner 23, a control unit 24 that controls these operations and selectively outputs an audio signal or a video signal input thereto, an amplifier 25 that amplifies the audio signal selected by the control unit 24, And a speaker 26 for outputting the output audio signal. The audio device 20 includes an input / output interface (IF) unit 27 for transmitting and receiving various signals to and from the in-vehicle display device 1 shown in FIG.

The above-mentioned touch panel 4 and control unit 24
Correspond to function display instruction detecting means and selected function detecting means, the control units 10 and 24, the graphic processing unit 14, and the LCD 16 correspond to function displaying means, and the control unit 24 corresponds to function executing means. Further, an all function display instruction area 70 described later corresponds to a function display instruction area, and an OFF area 78 corresponds to a function display end instruction area.

Next, the operation of the audio system according to the present embodiment will be described. FIG. 3 is a flowchart showing an operation procedure of the audio system according to the present embodiment, and shows an operation procedure when a user gives various operation instructions using the touch panel 4 described above. Note that C of the audio device 20
It is assumed that the D player 21 is operating and a CD main screen as an operation screen of the CD player 21 is displayed on the LCD 16 of the display device 1 as shown in FIG.

The control section 24 in the audio device 20 determines whether or not the user has instructed to display all functions (step 100). Specifically, the control unit 24
It monitors the detection signal of the touch panel 4 sent from the control unit 10 of the display device 1, and the user
When the user points to a predetermined area 16, for example, the all function display instruction area 70 at the lower left of the display screen of the LCD 16 shown in FIG. 4, the user instructs all function display based on the detection signal of the touch panel 4 output at this time. And judge.

When the display of all functions is instructed by the user, the control unit 24 next sends the currently operating CD player 21.
Then, image data (graphic data) for displaying all functions selectable on the LCD 16 is created (step 101). For example, when a CD is being played, a function of selecting an instruction such as disc selection, fast forward, rewind, pause, switching to television broadcast / FM / AM broadcast reception, or the like is provided.

Image data corresponding to all of these selectable functions is sent from the control unit 24 of the audio device 20 to the display device 1 side. The control unit 10 of the display device 1 sends this image data to the graphic processing unit 14, and an operation area corresponding to a selectable function is displayed on the LCD 16 (step 102).

FIG. 5 is a diagram showing a CD main screen on which operation areas corresponding to selectable functions are displayed. The CD main screen shown in FIG. 4 includes an operation content display area 72 for displaying the operation contents of the function keys 62-1 to 62-6 and the rotary switch 68 of the key input unit 2, and various information related to the CD being played. Although an information display area 74 to be displayed is included, as shown in FIG. 5, an operation area 76 corresponding to a plurality of selectable functions is displayed so as to overlap with an area excluding the operation content display area 72. As shown in FIG. 10 to FIG. 12, by combining the “FUNC” key 64 or the “NEXT” key 66, the function key 6
Various operation instructions can be made by the 2-1 to 62-6 and the rotary switch 68, and the selectable functions include all of these various operation instructions. Also, the LCD 16
The display of the operation area 76 corresponding to a plurality of selectable functions and the display of the operation area 76 are terminated.
The FF area 78 is also displayed at the same time.

Next, the control unit 24 determines whether or not a predetermined time has elapsed since the operation area 76 corresponding to the selectable function was displayed or some operation was performed by the user (step 103). LCD1 by the user
It is determined whether or not the OFF area 78 displayed on a part of the screen 6 is pointed (step 104). When a predetermined time has elapsed without any operation by the user, or when the OFF area 78 is pointed out by the user, the control unit 24
Terminates the display of the operation area 76 displayed in step 102 described above (step 105). afterwards,
Returning to step 100, the processing after determining whether or not the user has instructed to display all functions is repeated.

If a predetermined time has not elapsed since the operation area 76 corresponding to the selectable function is displayed, the control unit 24 indicates one of the functions included in the operation area 76 by pointing to it. It is determined whether a function has been selected (step 106). Specifically, the control unit 24
It monitors the detection signal of the touch panel 4 sent from the control unit 10 of the display device 1, and the user
Based on a detection signal of the touch panel 4 output when any of the functions in the 16 operation areas 76 is pointed out,
It is determined that the operation of the corresponding function has been instructed. If the user does not indicate any function in the operation area 76, the process returns to step 103 and the processing is repeated.

If any one of the functions in the operation area 76 is pointed out by the user, the control unit 24 executes an operation corresponding to the function selected by the user (step 107). For example, when “DISC6” included in the operation area 76 shown in FIG. 5 is indicated, the control unit 24 moves the CD stored in the sixth tray to a predetermined reproduction position and starts reproduction. An instruction is sent to the CD player 21 to execute these operations. When “REPEAT” included in the operation area 76 is indicated, the control unit 24 sets the CD player 21 to the repeat mode in which the performance of the currently playing CD is repeated from the beginning when the performance is completed. Set the mode. When “TV” included in the operation area 76 is indicated,
The control unit 24 terminates the reproduction operation of the CD player 21, activates the TV tuner 22, and starts receiving any of the television broadcasts set in the initial state.

As described above, the on-vehicle audio system of the present embodiment displays all the functions that can be selected at that time on the screen only by pointing to the all function display instruction area 70 formed on a part of the screen of the LCD 16. To be able to
The user can easily know all the functions to be operated at that time. In addition, in the audio system of the present embodiment, by using the touch panel 4, it is possible to input operation instructions corresponding to each function only by pointing to a part of the screen on which these functions are displayed. It is not necessary to perform a complicated operation such as pressing various keys in combination for switching, and operability can be improved.

The operation area 76 corresponding to all functions as shown in FIG. 5 is not displayed unless the user points to the all function display instruction area 70 in the screen of the LCD 16, so that the conventional operation can be performed. The desired user can also perform the operation using the key input unit 2 or the remote control unit 6 as in the related art, and the range of selection of the operation method by the user can be expanded. For example, when the user is familiar with selectable functions such as when using for a long period of time, or when performing only operations of already displayed contents as shown in FIG. Pointing the display instruction area 70 to display the operation area 76 may be rather cumbersome, so that a conventional operation method can be selected. In particular, since only the predetermined area in the display screen is made to correspond to the full-function display instruction area 70 and other images displayed at the position are not obstructed, the operation is performed by pointing to the full-function display instruction area 70. When the area 76 is not displayed, the same operation screen and video as those in the related art can be displayed, and the user can issue an operation instruction of the audio device 20 without being aware of the functions added according to the present invention. it can.

The operation area 76 that appears when the all-function display instruction area 70 is pointed out is either when the OFF area 78 displayed on the same screen is pointed, or in the operation area 76. The display is terminated when a predetermined time elapses in a state where no function is indicated, and the operation can be interrupted by the user's free will. In particular, by terminating the function display after a certain period of time, the user can interrupt the operation without performing any operation, and the operation procedure can be simplified.

The present invention is not limited to the above-described embodiment, and various modifications can be made within the scope of the present invention. For example, in the above-described embodiment, the display device 1 and the audio device 20 connected to the display device 1 are considered as the audio system for the vehicle. However, the display device 1 and the audio device 20 may be integrated. Further, the present invention can be applied to a case where another in-vehicle device not included in the audio system, for example, a navigation device is connected to the display device 1.

FIG. 6 is a diagram showing a configuration of a vehicle-mounted system in which a navigation device is connected to the configuration shown in FIG. An input / output interface (IF) unit 19 included in the display device 1 shown in FIG.
The control unit 10 in the display device 1 transmits and receives various signals and data to and from these devices via the input / output interface unit 19.

Further, the navigation device 40 includes a CD-ROM reader 41 for reading a CD-ROM on which map data for performing a navigation operation such as route guidance is recorded, and a vehicle position, a direction, and a travel distance. A GPS receiver 42, a direction sensor 43, a distance sensor 44, and a navigation controller 50 for performing map display control and map matching processing. In addition, the navigation controller 5 described above
0 is a map data memory 51 for temporarily storing map data, a control unit 52 for performing various arithmetic processes, and a control unit 5
2 and a memory 53 for storing the processing result of the second processing. Further, the navigation controller 50 includes an input / output interface unit 54 for transmitting and receiving various signals and data to and from the display device 1.

For example, while the navigation main screen shown in FIG. 7 is being displayed, if the user points to the all function display instruction area 70 at the lower left of the LCD 16, the control unit 52 in the navigation controller 50 will be in operation. The image data for displaying all selectable functions of the navigation device 40 on the LCD 16 is created. This image data is sent to the display device 1 side, and as shown in FIG.
At that time, the “NEXT” key 66 or the “FUNC” key 6
Function key 62-
Display of all functions corresponding to 1 etc. is performed. When any one of them is selected by the user and its display location is indicated, the indicated position is detected by the touch panel 4 and the control unit 52 in the navigation controller 50 displays the position at the detected position. Perform the function you were using.

As described above, not only the audio device 20 but also other in-vehicle devices such as the navigation device 40 can be connected to the display device 1, and the entire function display instruction area 70 of a part of the display screen is indicated. Is displayed, all functions of various in-vehicle devices selectable at that time are displayed,
The user can execute the function by directly pointing any one of them. Therefore, without having to remember the functions of a number of on-vehicle devices, it is possible to check the display while looking at the display, and to execute the function simply by directly pointing to the function to be selected, eliminating the need for complicated operations. Operability can be improved.

In the above-described embodiment, various operations can be performed by a conventional operation method by including the function keys 62-1 to 62-6 and the rotary switch 68 in the key input section 2. The function keys 62-1 and the like may be omitted, and only the function selection according to the present invention may be performed.

In the above embodiment, the user is L
When pointing to the all function display instruction area 70 in the CD 16, all the functions that can be selected at that time are displayed, but only some of the functions are displayed and displayed, except for functions that are rarely used. You may make it.

[0038]

As described above, according to the present invention, when the function display instruction area formed in a part of the display screen is pointed out, a plurality of functions of the vehicle-mounted device which can be selected at this time are indicated. Is displayed on the screen, and when any of these functions is indicated by the user, the indicated function is executed. Therefore, the user can know the presence or absence of a desired function only by pointing to the function display instruction area, and when a function to be executed is included in the function, the function is executed only by pointing to that function. Can be instructed, so that an operation such as switching of any number of display screens is not required, and the operability of the vehicle-mounted device can be improved.

[Brief description of the drawings]

FIG. 1 is a diagram illustrating a configuration of an audio system according to an embodiment.

FIG. 2 is a diagram showing an example of a configuration of a key input unit in the display device shown in FIG.

FIG. 3 is a flowchart showing an operation procedure of the audio system of the embodiment.

FIG. 4 is a diagram showing a CD main screen of the embodiment.

FIG. 5 is a diagram showing a CD main screen on which an operation area corresponding to a selectable function is displayed.

FIG. 6 is a diagram showing a configuration of a vehicle-mounted system in which a navigation device is connected to the configuration shown in FIG. 1;

FIG. 7 is a diagram showing a navigation main screen according to the embodiment.

FIG. 8 is a diagram showing a navigation main screen on which an operation area corresponding to a selectable function is displayed.

FIG. 9 is a diagram showing a navigation main screen of a conventional vehicle-mounted device.

FIG. 10 is a diagram showing a CD main screen of a conventional vehicle-mounted device.

FIG. 11 is a diagram showing one CD current screen of a conventional vehicle-mounted device.

FIG. 12 is a diagram showing two CD current screens of a conventional vehicle-mounted device.

FIG. 13 is a diagram showing one navigation current screen of a conventional vehicle-mounted device.

FIG. 14 is a diagram showing two navigation current screens of a conventional vehicle-mounted device.

[Explanation of symbols]

 Reference Signs List 1 display device 2 key input unit 4 touch panel 6 remote control unit 8 remote control light receiving unit 10, 24 control unit 12 video signal processing unit 14 graphic processing unit 16 LCD 18 backlight 19, 27 input / output interface (IF) unit 20 audio device 21 CD Player 22 TV tuner 23 FM / AM tuner 40 Navigation device

Claims (5)

[Claims] 1. A function display instruction detecting means for detecting that a function display instruction area formed in a part of a display screen is pointed, and when the function display instruction area is pointed, Function display means for displaying a plurality of selectable functions of the in-vehicle device on the display screen, and any one of the plurality of functions displayed by the function display means is pointed to and function selection is performed. An execution control method for an in-vehicle apparatus, comprising: a selection function detection unit that detects the selected function; and a function execution unit that executes the function detected by the selection function detection unit. 2. The execution control method according to claim 1, wherein the function display instruction area is formed at a predetermined position on the display screen so as not to block screen display. 3. The in-vehicle device according to claim 1, wherein the plurality of functions displayed by the function display means include all functions of the in-vehicle device selectable at that time. Device execution control method. 4. The screen according to claim 1, wherein the screen displayed by the function display unit when the function display instruction area is pointed includes a plurality of in-vehicle devices selectable at that time. A function display end instruction area for instructing an end of display of the function, wherein the function display means ends the display of the plurality of functions when the function display end instruction area is pointed to. An execution control method for an in-vehicle device. 5. The function display unit according to claim 1, wherein the function display unit displays the plurality of functions when a state in which a selection function is not detected by the selection function detection unit has passed for a predetermined time. An execution control method for an in-vehicle device, characterized by terminating the process.