JPH02284316A - Operation device - Google Patents

Abstract

PURPOSE:To prevent such a mistake as erroneously pushing other operation buttons by indicating information on a display part when contact is judged by a judging part and conducting a desired function when push is judged. CONSTITUTION:When a volume button 14 is touched with the finger, which button is touched is detected by the detecting part of the button 14, the detection signal from the matrix 17 of a tough switch is inputted into a microcomputer 19, which microcomputer 19 drives a LCD driving circuit 20 to display which button 14 is going to be pushed on a panel 11. When the button 14 is further strongly pushed, a push switch corresponding to the button 14 is closed, and signals from the matrix 17 and matrix 18 are inputted to the microcomputer 19, which changes the indication on the liquid crystal panel 11 through the LCD driving circuit 20. Hence, erroneous push of other button can be prevented.

Description

DETAILED DESCRIPTION OF THE INVENTION FIELD OF INDUSTRIAL APPLICATION The present invention relates to an operating device, and particularly to an operating device suitable for use in a remote commander or control panel used in AV equipment.

K Summary of the Invention] When an operation button on a remote commander or control panel is lightly touched, the function of the button is displayed, and the predetermined function is not achieved by the operation button until the operation button is pressed. This prevents erroneous operation of the operation buttons.

K. Prior Art As shown in FIG. 8, a remote commander 2 is used to select channels and adjust the volume of a television receiver 1. That is, by pressing the corresponding operation button 3 of the remote commander 2, a control signal is transmitted from the remote commander 2, this signal is received by the receiving section 4 of the television receiver 1, and the channel of the television receiver 1 is changed. The sound volume is switched or the volume played by the speaker is adjusted.

Problems that the invention attempts to solve: Recently, various AV devices such as television receivers, VTRs, and audio equipment have various functions built in, and various functions can be controlled by simply pressing a button on a remote commander. This makes it very convenient. However, as the number of buttons that need to be operated increases, it becomes easier to make mistakes in the buttons that should be operated, and it becomes more common for people to accidentally press a button that they did not intend to press, causing a completely unexpected action to occur, resulting in confusion. ing.

For example, in a remote commander 2 equipped with operation buttons 3 arranged as shown in FIG. channel changed,
This will switch to a completely different screen. Furthermore, as the number of operation buttons 3 increases, the function display characters engraved on the sides and bottom of the operation buttons 3 gradually become smaller, which further deteriorates the operability.

The present invention has been made in view of these problems, and it is an object of the present invention to provide an operating device that prevents the user from accidentally pressing another operating button.

Means for Solving Problem K] The present invention provides an operation section, a contact detection means for detecting that the operation section is touched, a press detection means for detecting that the operation section is pressed, The device has a determination unit and a display unit, and when the determination unit determines that there is a contact, information is displayed on the display unit, and when the determination unit determines that there is a press, a desired function is performed. It is something.

K action] Therefore, if you lightly touch the operation part, the judgment part will judge it as contact,
The corresponding function is displayed on the display. If the operating section is pressed even more strongly thereafter, the determining section determines that it is a press, and the desired function corresponding to the operating section is achieved.

K Embodiment] FIGS. 1 to 3 show a remote commander 10 for a television receiver according to a first embodiment of the present invention, and this remote commander 10 is configured as shown in FIG. A display section 11 made of a liquid crystal panel is provided on the upper surface of the distal end side. A power button 12 is provided in the upper right portion of the display section 11.

Further, a channel button 13 and a volume button 14 are arranged on the front side of the display section 11, respectively.

Further, the operation buttons 12 to 14 have a structure as shown in FIG. 3, and are provided with a detection section 15 of a photoelectric switch on the upper surface thereof. The operation buttons 12 to 14 are controlled by this detection unit 15.
This will be detected if you lightly touch it.

A touch switch matrix 17 constituted by such a detection section is connected to a microcomputer 19 as shown in FIG. In addition, each operation button 12 to 14
A matrix 18 of corresponding bushing switches is also connected to the input side of the microcomputer 19. An LCD drive circuit 20 is provided on the output side of the microcomputer 19.
is connected, and the liquid crystal panel constituting the display section 11 is driven by this drive circuit 20. Also, on the output side of the microcomputer 19, there is an LE
D21 is connected, and a predetermined control signal is transmitted to the television receiver side by this LED21.

In the above-described configuration, FIG. 1A is in an initial state, and nothing is displayed on the display section 11 consisting of a liquid crystal panel. For example, as shown in FIG. 1B, the volume button 14
When you touch the top of the button with your finger, the detection unit 15 of this button 14 detects which button you are touching, and the microcomputer 1 detects which button you are touching from the touch switch matrix 17 shown in FIG.
A detection signal is input to 9. The microcomputer 19 then drives the LCD drive circuit 20 in response to this signal, and displays on the panel 11 which button 14 is about to be pressed. Furthermore, at this time, the microcomputer 19 does not drive the LED 21, and no control signal is transmitted from the commander 10 to the television receiver.

Next, as shown in FIG. 1C, when the button 14 that has been touched with the finger is further pressed down, the button switch corresponding to this button 14 is closed. That is, the matrix 18 of bushing switches shown in FIG. 2 performs the corresponding detection. Therefore, the matrix 1 to the microcomputer 19
Signals are input from 7 and matrix 18. As a result, the microcomputer 19 changes the display on the liquid crystal panel 11 via the LCD drive circuit 20. In other words, the volume level of the television receiver is displayed. Also, at this time, the microcomputer 19 drives the LED 21 to generate a control signal. This signal is received by a receiving section of a television receiver (not shown), and a volume adjustment operation is performed. Then, a display corresponding to this operation will be performed on the panel 11.

According to the remote commander 10, the function of the operation button 14 that you are about to press is displayed in advance on the panel 11 as shown in FIG. It becomes possible to prevent Furthermore, even if the function display part is difficult to see due to the narrow spacing between the various operation buttons 13 and 14, the function screen will be displayed larger on the panel 11 by touching the various operation buttons 13 and 14. You can easily find the button you want. .

Also, since the function display is large on the panel 11,
To provide a remote commander that allows even people with poor eyesight to easily and accurately select channels and adjust the volume of a television receiver.

Next, a second embodiment will be explained with reference to FIGS. 4 and 5. In this embodiment, a function is displayed on the screen surface 25 of the television receiver 24 in response to a finger touching the operation button 14. FIG. 5 shows the circuit configuration of such an embodiment, in which the antenna 30 is connected to a tuning section 31, and a signal from the tuning section 31 is sent to a signal processing circuit 32. The signal processing circuit 32 is connected to a video drive circuit 34 via an adder 33, and the video drive circuit 34 drives a CRT 35. A microcomputer 36 is provided for control, and controls the channel selection section 31 and the signal processing circuit 32. Also, remote commander 10 L
A receiving section 37 that receives signals from the ED 21 is connected to the microcomputer 36. Further, a character generator 38 is connected to the microcomputer 36, and the signal from the character generator 38 is superimposed on the signal from the signal processing circuit 32 in an adder 33 and supplied to the video drive circuit 34.

In the above configuration, if you do not touch the various operation buttons 12 to 14 of the remote commander 10, the
As shown in FIG. 2, nothing is displayed on the screen surface 25 of the television receiver 24. On the other hand, if you touch one of the operation buttons 12 to 14 with your finger as shown in FIG. 4B,
LE by the microcomputer 19 of the commander 10
D21 is driven and a control signal is supplied to the receiving section 37.

Then, the microcomputer 36 on the receiver 24 side causes the character generator 38 to form a display signal.
The signal is supplied to a video drive circuit 34 through an adder 33. Therefore, as shown in FIG. 4B, the function corresponding to the button 14 touched is displayed on the screen surface 25 of the CRT 35.

Next, as shown in FIG.
It is received by the receiving section 37 of. Then, the microcomputer 36 causes the channel selection section 31 or the signal processing circuit 32 to perform a corresponding operation. At the same time another display signal is formed by the character generator 38 and the adder 33
supply to. Therefore, the corresponding function is performed by the television receiver 24, and the display thereof is shown in FIG.
The image is displayed on the screen 25 shown in FIG.

In the second embodiment shown in FIG. 4, the function display on the screen 25 of the television receiver 1124 is changed from the liquid crystal panel 1 of the remote commander 10 of the first embodiment.
Although the display is the same as the one above, a different display may be used. That is, as shown in FIG. 6A, a small display may be formed when the operation button is touched, and the display may become larger when the operation button is pressed. Alternatively, as shown in FIG. 6B, when an operation button is touched, a green display is formed on the screen, and when the button is pressed, the display changes to red. Furthermore, as shown in Figure 6C,
When touched, a thin line may be displayed, and when the operation button is pressed, this display may change to a thick line.

The detection means for detecting that a finger touches the operating section is as follows:
In addition to the example using the photoelectric switch shown in the first embodiment, a capacitance detection type detection switch may also be applied. This may be further developed to allow detection by a transparent touch panel placed on the surface of the CRT, as shown in FIG.

That is, as shown in FIG. 7A, when the touch panel on the screen surface 25 is lightly touched, the contact area becomes small. On the other hand, when the panel is pressed strongly as shown in FIG. 7B, the contact area between the panel and the finger increases. Therefore, the seventh
As shown in Figure A, when the contact area on the touch panel is small, a display indicating which position is being touched is formed at a predetermined position, and as shown in Figure 7B, when the touch panel is pressed strongly, a large area is displayed. By detecting this and performing a predetermined operation, it is possible to provide the same function as the above embodiment. By displaying a corresponding display when touched lightly, malfunctions can be prevented.
It is possible to achieve the same effects as in the first and second embodiments.

K Effects of the Invention As described above, in the present invention, when the operation section is touched, the determination section determines that the operation section has been touched, and the display section displays corresponding information. When the operation section is further pressed, the determination section determines that the operation is pressed, and the desired function is achieved. Therefore, the function of the operating section that the user is about to press is displayed in advance, and mistakes caused by accidentally operating another operating section are prevented. In addition, even if the text on the function display on the control panel is small, touching the control panel will display the function in a larger size, allowing you to quickly find the desired control panel, making it easy even for people with poor eyesight to find the desired control panel. It becomes possible to perform predetermined operations.

[Brief explanation of drawings]

FIG. 1 is a plan view of the main parts showing the operating state of the remote commander according to the first embodiment of the present invention, FIG. 2 is a block diagram showing the circuit configuration of this commander, and FIG. 3 is a push button of this remote commander. FIG. 4 is a front view of the television receiver showing operation by the remote commander of the second embodiment, FIG. 5 is a block diagram showing the circuit configuration of this operating device, and FIG. FIG. 7 is a front view of the main part showing a modification of the display; FIG. 7 is a front view of the main part showing operation using the touch panel on the screen; FIG. 8 is an external perspective view showing the operation using the remote commander of a conventional television receiver; FIG. 9 is a plan view of essential parts showing the arrangement of buttons of the remote commander. The names of the main parts in the drawings are as follows. 10... Remote commander 11... Liquid crystal panel (display part) 13... Channel button 14... Volume button 15... Detection part (photoelectric switch) 17... Touch switch matrix 18... Buttons Switch matrix 19...Microcomputer 21...LED 24...TV receiver 25...tube surface (screen)

Claims (1)

[Scope of Claims] 1. An operating section, a contact detection means for detecting that the operating section is touched, a press detection means for detecting that the operating section is pressed, a determining section, and a display section. An operation characterized in that, when the judgment section judges that there is a contact, information is displayed on the display section, and when the judgment section judges that it is a press, a desired function is performed. Device.