JP2000003652A - On-vehicle input device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve the safety and confirm the transfer of ON/OFF of a switch by touch by providing a first voice guide means for guiding a switch touched with a contact pressure of a prescribed value or more by voice, and a second voice guide means for guiding the state of a device changeable to ON state and OFF state by voice. SOLUTION: When the position showing the icon 'HOLD' of a touch panel 5 is touched with a first touch force, this is detected by a switch provided on the touch panel 5. On the other hand, a contact is not connected to contact 8a and 8b, and it is detected that the input of this switch is not performed. A voice guide is performed through a speaker, and also displayed on an operation display part. When the position displaying the icon 'HOLD' of the touch panel 5 is touched with a second touch force, this is detected by another switch provided on the touch panel 5.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an on-vehicle input device used for controlling the operation of various electric components mounted on a vehicle, and more particularly, to an on-vehicle input device for improving safety and recognition of operation. Related to an input device for use

[0002]

2. Description of the Related Art Power windows,
Many electric components such as a remote control mirror, a wiper, and a fog lamp are mounted, and switches for controlling these electric components are individually arranged within a reach of a driver. Switches such as wipers, direction indicators, and headlights are arranged at almost the same position in any type of automobile, and are a combination switch in which a plurality of functions are integrated. Further, switches such as a power window, a remote control door mirror, and a door lock are arranged at positions with relatively high visibility near the door or the shift knob. However, switches for devices that are often installed after selecting options such as fog lamps are often arranged below the combination meter, for example, behind a steering wheel, and the visibility is poor and the operability is not necessarily good. Absent.

[0003] As described above, the range in which visibility from the driver's seat is good and the range in which the switch can be easily reached for switch operation are limited. It is also expected that there will be no space for arranging switches.

In order to solve this problem, there has been proposed a device in which individual control switches are integrated, arranged at a position where the driver can easily operate and safety is secured, and individual electric components can be freely controlled. (Japanese Patent Publication No. 5-9304). FIG. 6 is a schematic diagram showing an input device described in Japanese Patent Publication No. 5-9304, and FIG. 7 is a block diagram showing the same input device. In the conventional input device described in this publication, as shown in FIG. 6, a radio mode changeover switch 32a and a CD are provided in a steering pad 31 of an automobile.
Mode changeover switch group 3 including a / cassette mode changeover switch 32b and an air conditioner mode changeover switch 32c
3. A liquid crystal display device 32 and a plurality of transparent electrode switches 34 are provided. Plural transparent electrode switches 34
Is provided on the liquid crystal display device 32. Further, the liquid crystal display device 32 incorporates a multilayer liquid crystal display 35, and the display screen is changed by selecting the mode changeover switch 32a, 32b or 32c. FIG. 6 shows a display screen when the air conditioner mode changeover switch 32c is selected.

As shown in FIG. 7, a transparent electrode switch group 34a composed of a plurality of transparent electrode switches 34 and a mode switch group 33 are provided with a bidirectional transmitting / receiving circuit 36.
Is connected. Further, the bidirectional transmitting / receiving circuit 36 includes:
A multilayer liquid crystal display 35 is connected. A transparent electrode switch group 34a, a mode switch group 33, a multi-layer liquid crystal display 35, and a bidirectional transmission / reception circuit 36 are provided in a steering handle 38.

Further, the vehicle body 39 is provided with a bidirectional transmitting / receiving circuit 40 and a control target circuit 41 connected to the bidirectional transmitting / receiving circuit 40. The operation of each electrical component is controlled by the control target circuit 41.
Then, the bidirectional transmitting / receiving circuit 36 and the bidirectional transmitting / receiving circuit 40
Are connected by a signal line 42, and multiplex communication is performed between these circuits.

According to this prior art, the switches which were previously mounted at positions where visibility is poor are provided in the steering handle 38, so that the visibility of these switches is improved.

[0008]

However, even with the conventional input device described in this publication, in order to accurately operate the subdivided switches, it is necessary to take a long time to look away from the front during driving. There is a problem that the safety may not be sufficiently improved.

Further, when switching on / off of the transparent electrode switch, since there is no stroke which is an operation of mechanically pressing down a key, the driver turns on / off the switch.
It cannot be recognized by the tactile sensation whether or not the transition to the off state is being performed.

[0010] The present invention has been made in view of such problems, and can improve safety,
It is an object of the present invention to provide an in-vehicle input device capable of recognizing a switch on / off transition by tactile sensation.

[0011]

According to the present invention, there is provided a vehicle-mounted input device, comprising: a display; a touch-panel display having a touch panel on which an image displayed on a screen of the display is transmitted and projected on a surface thereof; A plurality of first switches provided for switching between conduction and non-conduction when touched by a contact pressure equal to or greater than a first predetermined value; and a second predetermined switch, wherein the touch panel is higher than the first predetermined value. A second switch that switches between conduction and non-conduction when touched with a contact pressure greater than or equal to a value, and a touch switch that is contacted with a contact pressure greater than or equal to the first predetermined value from among the plurality of first switches. A first voice guiding means for guiding a switch by voice, and a device for switching between an ON state and an OFF state by switching between conduction and non-conduction of the second switch And having a second voice guidance means for guiding the state by speech.

In the present invention, when the touch panel is touched with a contact pressure that is equal to or more than the first predetermined value and less than the second predetermined value, the first switch at that position switches between conduction and non-conduction. Then, the first voice guidance means guides what switch the switch is. In addition, when the touch panel is touched with a contact pressure equal to or more than the second predetermined value, conduction and non-conduction of the second switch is switched. Then, by the second voice guidance means, the ON state and the O
The state of the device that can be switched to the FF state is guided. For this reason, the operation by the blind touch is possible, and the safety is improved. Also, when the touch panel is touched with a contact pressure equal to or more than the first predetermined value and less than the second predetermined value, and when the touch panel is touched with a contact pressure equal to or more than the second predetermined value, the drag force from the touch panel is different. , Switch on /
The off transition can be recognized by tactile sensation.

[0013] The second switch may include support means for movably supporting the touch panel in a thickness direction thereof, and movement amount detecting means for switching between conduction and non-conduction according to the movement amount of the touch panel. Good.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a vehicle-mounted input device according to an embodiment of the present invention will be specifically described with reference to the accompanying drawings. FIG. 1 is a block diagram showing an on-vehicle input device according to an embodiment of the present invention.

In this embodiment, the control circuit 1 is connected to a display device 4 as a display unit, a touch panel 5 as a switch input unit, and a speaker 2 as a voice guidance unit. The control circuit 1 is a circuit that performs these controls. The display device 4 includes an LCD (Liquid Crystal Display), a VF
D (Vacuum Fluorescent Display), ELD (Electrol
uminescent Display) or FED (Field Emission Dis
play) is used. As the touch panel 5, a touch panel of a resistive type, an infrared type, a capacitive type, a piezoelectric type, or the like is used. The touch panel 5 is provided with a plurality of switches, and switches between conduction and non-conduction when touched with a first touch force equal to or greater than a first predetermined value. Then, the control circuit 1, the display device 4,
An input / operation display unit 6 includes the touch panel 5 and the speaker 2. Note that the speaker 2 may be outside the housing of the input / operation display unit 6 as long as the speaker 2 is connected to the control circuit 1.

A multiplex communication line 3 is connected to the control circuit 1, and the other end of the multiplex communication line 3 is connected to a partner unit (not shown). Then, multiplex communication is performed between the partner unit and the control circuit 1.

Next, the screen displayed on the display device 4 and the cross-sectional structure of the vehicle input device according to this embodiment will be described. FIG. 2A is a schematic front view showing a screen when all the electrical components controlled by the on-vehicle input device according to the embodiment of the present invention are in an OFF state, and FIG. 2B shows the on-vehicle input device similarly. It is a typical sectional view.

As shown in FIG. 2A, the screen of the display device 4 has an "R.DEF" icon 21a for displaying and switching ON / OFF of the rear defogger, and ON / OFF of AT snow hold. "HOL" for display and switching
D ”icon 21b, cruise main SW ON / OF
"CRUISE" icon 2 for displaying and switching F
1c, "W. DEICE" icon 21d for displaying and switching on / off of the wiper de-icer, and "F. FO" for displaying and switching on / off of the fog lamp.
G ”icon 21e, traction control ON
"TCS" icon 2 for displaying / switching on / off
1f, “WINDOW” icon 21g for displaying and switching ON / OFF of the power window, and “MI” for displaying and switching ON / OFF of the remote control door mirror.
RROR ”icon 21h and sunroof ON / OF
"ROOF" icon 21i for displaying and switching F
Is displayed at the center. Further, at the top of the screen, an operation display unit 2 for displaying detailed operation status of the electrical component icon
1j is displayed, and at the bottom, an "INFORMATION SELECT" icon 21k for indicating the state of all switches is displayed. These icons indicate the positions and operating states of a plurality of switches provided on the touch panel by their shapes, colors, and the like.

The screen shown in FIG. 2A is a normal display when all the electrical components controlled by the on-vehicle input device are in the OFF state. However, the rear defogger, AT snow hold, cruise main Turn on SW, wiper de-isa, fog light, traction control, power window, remote control door mirror or sunroof
By setting the state, the icon display is switched to reverse display.

As shown in FIG. 2B, a touch panel 5 is provided on the front surface of the display device 4, and two contacts 8a and 8b are arranged on the back surface of the display device 4 so as to be separated from each other. Has been established. Further, a contact 9 is supported by a rubber material 10 connected to the back surface of the display device 4 at a position facing both the contacts 8a and 8b. A tube 11 is provided at both ends on the rear surface of the display device 4, and a spring material 12 is inserted into the tube 11. Further, a support plate 13 is provided on the back side of the display device 4 in parallel with the display device 4. Insert rods 14 to be inserted into the cylinder 11 are provided at positions opposite to the cylinder 11 at both ends of the support plate 13. In addition,
The height of the cylinder 11 is higher than the insertion rod 14, and the contact 9 is set to be connected to the contact 8 a and the contact 8 b when the cylinder 11 comes into contact with the support plate 13. That is, one contact is constituted by the contact 9 and the contacts 8a and 8b.

As the spring material 12, a material having an elastic constant satisfying the following conditions is used. When the touch panel 5 is touched with a first touch force within a range that is higher than the first predetermined value and less than a second predetermined value, the spring material 12 connects the contacts 8a and 8b to the contact 9. Is not shortened. On the other hand, when touch panel 5 is touched with a second touch force equal to or greater than the second predetermined value, spring material 12 is shortened until contacts 8a and 8b and contact 9 are connected.

In the thus configured input device for a vehicle according to the present embodiment, when the surface of the touch panel 5 is touched with a first touch force equal to or greater than a first predetermined value, a switch provided on the touch panel 5 is activated. The speaker 2 turns on when the switch corresponding to the icon displayed at the position touched by the first touch force is selected.

When the surface of the touch panel 5 is touched with a second touch force stronger than the first touch force, the spring member 1
2, the distance between the display device 4 and the support plate 13 is reduced, and the contact 9 is connected to the contact 8a and the contact 8b. As a result, conduction is established between the contact 8a and the contact 8b. Then, the switch corresponding to the icon displayed at the position touched by the second touch force is switched on / off, and the speaker 2 gives voice guidance to that effect.

Next, an operation example of the on-vehicle input device according to the embodiment of the present invention will be described. Here, a case where the AT hold switch is turned on from a state where all the electrical components are not operating will be described.

First, in a state where all the electric components are not operated, it is detected that there is no switch input by a switch provided on the touch panel 5 and a switch provided on the back surface of the display device 4. . Then, as shown in FIGS. 2A and 2B, the icon 21
a to 21i are normally displayed, and the operation display unit 21j includes
“ALL SWITCHES: OFF” is displayed.

Next, the driver sets the "HOLD" icon 2
1b in order to try to touch without touching
Blind touch is made at an arbitrary position on the touch panel 5 with the touch force. Here, it is assumed that there is an “R.DEF” icon 21a at the position touched at this time. FIG.
FIG. 7A is a diagram showing a state where the position where the “R.DEF” icon 21a of the touch panel 5 is displayed is touched with a first touch force, and FIG. 9A is a schematic front view showing a screen; (b) is a schematic sectional view.

When the position on the touch panel 5 where the "R.DEF" icon 21a is displayed is touched with the first touch force, the switch provided on the touch panel 5 detects that. On the other hand, the contact 9 and the contacts 8a and 8b are not connected, and it is detected that this switch input is not performed. Then, at the same time as the voice guidance “Rear differential is being selected” is given from the speaker 2, “R.DEF: SEL” is displayed on the operation display unit 21j.

Further, the driver may select the “HOLD” icon 2
1b in order to try to touch without touching
Blind touch is made at an arbitrary position on the touch panel 5 with the touch force. Here, "H" is set at the position touched at this time.
OLD "icon 21b. FIG. 4 is a diagram showing a state in which the position where the “HOLD” icon 21b of the touch panel 5 is displayed is touched with a first touch force, where (a) is a schematic front view showing a screen,
(B) is a schematic sectional view.

"HOLD" icon 2 on touch panel 5
When the position where 1b is displayed is touched with the first touch force, the switch is provided on the touch panel 5 and the touch is detected. On the other hand, the contact 9 and the contacts 8a and 8b are not connected, and it is detected that this switch input is not performed. Then, "AT hold selected"
Is performed from the speaker 2 and "AT HOLD: SEL" is displayed on the operation display section 21j. In other words, the driver can recognize that he or she is touching the switch to be operated without moving the line of sight from the front to the input device.

After that, the driver touches the position where the "HOLD" icon 21b is displayed on the touch panel 5 with the second touch force to turn on the AT hold switch. FIG. 5 shows a “HOLD” icon 2 on the touch panel 5.
It is a figure which shows the state when the position where 1b is displayed is touched by 2nd touch force, (a) is a schematic front view which shows a screen, (b) is a schematic cross section.

"HOLD" icon 2 on the touch panel 5
When the position where 1b is displayed is touched with the second touch force, the switch is provided on the touch panel 5 and the touch is detected. Further, the contact 9 is connected to the contacts 8a and 8b, and it is detected that the contact 8a and the contact 8b are conducted. Then, at the same time as the voice guidance of "AT hold on" is given from the speaker 2, "ATHOLD: ON" is displayed on the operation display section 21j.
That is, the driver can recognize that he or she has turned on the switch to be operated without moving the line of sight from the front to the input device.
Further, when the switch is turned on, it is necessary to shorten the spring material 12 by touching the touch panel 5 with a second touch force stronger than the first touch force. It is possible to recognize from the tactile sensation that the user is in the middle of being.

In the above-mentioned operation example, when touched with the first touch force, the voice guidance "... selected" is given,
When touched with the second touch force, voice guidance is given as "... on", but voice guidance is not limited to these. For example, when a position of a switch of an apparatus in an ON state is touched with a first touch force, "...
Voice guidance may be given as "on", and when that position is touched by the second touch force, voice guidance "... off" may be given. In this way, it is possible to appropriately provide voice guidance according to the situation.

[0033]

As described in detail above, according to the present invention,
Operation by blind touch is possible, and safety can be improved. Also, when the touch panel is touched with a contact pressure equal to or more than the first predetermined value and less than the second predetermined value, and when the touch panel is touched with a contact pressure equal to or more than the second predetermined value, the drag force from the touch panel is different. , Switch on / off transition can be recognized by tactile sensation.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a vehicle-mounted input device according to an embodiment of the present invention.

FIG. 2A is a schematic front view showing a screen when all the electrical components controlled by the on-vehicle input device according to the embodiment of the present invention are in an OFF state, and FIG. FIG.

FIG. 3 shows an “R.DEF” icon 21 on the touch panel 5
It is a figure which shows the state when the position where a was displayed is touched by the 1st touch force, (a) is a schematic front view which shows a screen, (b) is a schematic cross section.

FIG. 4 shows a “HOLD” icon 21b on the touch panel 5
3A and 3B are diagrams illustrating a state where the position where is displayed is touched by a first touch force, where FIG. 4A is a schematic front view illustrating a screen, and FIG. 4B is a schematic cross-sectional view.

FIG. 5 shows a “HOLD” icon 21b on the touch panel 5;
7A and 7B are diagrams illustrating a state where the position where is displayed is touched by a second touch force, where FIG. 7A is a schematic front view illustrating a screen, and FIG. 7B is a schematic cross-sectional view.

FIG. 6 is a schematic diagram showing an input device described in Japanese Patent Publication No. 5-9304.

FIG. 7 is a block diagram showing the input device.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1; Control circuit 2; Speaker 3; Multiple communication line 4; Display device 5; Touch panel 6; Input / operation display unit 8a, 8b, 9; Contact point 10; Rubber material 11; Cylinder 12; Spring material 13; "R.DEF" icon 21b; "HOLD" icon 21c; "CRUISE" icon 21d; "W. DEICE" icon 21e; "F.FOG" icon 21f; "TCS" icon 21g; "WINDOW" icon 21h; "MIRROR" icon 21i; "ROOF" icon 21j; Operation display section 21k; "INFORMATION SELECT" icon

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) G06F 3/16 340 G06F 3/16 340W

Claims (2)

[Claims] 1. A touch panel display comprising a display and a touch panel through which an image displayed on a screen of the display is transmitted and projected on the surface thereof, and a touch panel provided on the touch panel and touched by a contact pressure of a first predetermined value or more. And a plurality of first switches that switch between conduction and non-conduction when the touch panel is touched with a contact pressure equal to or greater than a second predetermined value higher than the first predetermined value. A second switch for switching between conduction and first voice guidance means for voicely guiding a switch touched by a contact pressure equal to or greater than the first predetermined value from among the plurality of first switches; A second voice guiding means for guiding by voice a state of the device which is switched between an ON state and an OFF state by switching between conduction and non-conduction of the second switch; An in-vehicle input device comprising: 2. The switch according to claim 2, wherein the second switch includes a support unit that supports the touch panel movably in a thickness direction thereof, and a movement amount detection unit that switches between conduction and non-conduction according to a movement amount of the touch panel. Claim 1 characterized by the following:
2. The on-vehicle input device according to claim 1.