JP2001344061A - Video recording/reproducing device with camera integrated and touch panel display device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate a touch panel operation by providing a second display device such as an EVF part. SOLUTION: This device is provided with a touch panel display device having a touch screen constituted by laminating a touch panel on a display device, a depressed position detecting means for detecting a depressed position on the touch panel, an electronic view finder device, a display character control means for displaying characters on the touch panel and the electronic view finder, an electronic view finder use situation detecting means for judging whether or not the electronic view finder device is available, and a condition judging means for controlling the display character control means according to the outputs of the depressed position detecting means and the electronic view finder use situation detecting means.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a camera-integrated video recording / reproducing device or a touch panel input device.

[0002]

2. Description of the Related Art There are the following conventional examples of a cursor control device using a touch panel.

[0003] For example, Japanese Patent Laid-Open No. 6-4202 describes a technique in which a user can perform a cursor movement operation on a display screen by a user's operation. In this technique, a display and a touch panel input device are separated, and the same operation as a so-called mouse, which is one of input devices of a computer, is performed by a touch panel operation to control a cursor.

[0004]

However, in a device such as the device described above, in which the touch panel itself is separated from the display and the purpose is to remotely control the cursor,
It is not suitable for mounting in a photographing device such as a camera-integrated video recording / reproducing device.

[0005] Further, there is a problem that the cursor remains displayed and it is not possible to automatically switch whether or not to display it depending on the use state of an electronic viewfinder (hereinafter referred to as EVF).

The present invention has been made in view of such circumstances, and has a touch panel operable with a touch panel integrated with an LCD (liquid crystal display element), and a camera-integrated video recording / reproducing apparatus equipped with an EVF. Etc., EVF
In order to enable touch panel operation while looking into the screen, a marker display indicating the touch position is displayed on the EVF screen, and the marker display is displayed only when the EVF is used, and the EVF is used. It is provided with a function of automatically switching whether or not to display so that it is not displayed in a state where it is not present.

[0007]

According to a first aspect of the present invention, there is provided a touch panel display device having a touch screen in which a touch panel is laminated on a display device, a pressing position detecting means for detecting a pressing position on the touch panel, An electronic viewfinder device, a display character control unit for displaying a character on the touch panel and the electronic viewfinder, and an electronic viewfinder use state detection unit for determining whether the electronic viewfinder device is in use or not. With the output of the pressed position detecting means and the electronic viewfinder use state detecting means,
And a condition determining means for controlling the display character control means.

In a second aspect based on the first aspect, the display character control means is controlled when the electronic viewfinder use state detection means detects that the electronic viewfinder is in use. The condition judging means is a camera-integrated video recording / reproducing apparatus characterized by superimposing and displaying a mark indicating a pressed position on the touch panel on at least the electronic viewfinder device.

In a third aspect based on the first aspect, a condition for controlling the display character control means when the electronic viewfinder use state detection means detects that the electronic viewfinder is not in use state. The judging means is a camera-integrated video recording / reproducing apparatus characterized in that display of a mark indicating a pressed position on a panel is suppressed on at least the touch panel.

According to a fourth aspect of the present invention, there is provided a touch panel display device having a touch screen in which a touch panel is stacked on a display device, a pressed position detecting means for detecting a pressed position on the touch panel, and a second display device. Display character control means for displaying a character on the touch panel and on the second display device; use state detection means of the second display device for determining whether the second display device is in use; A touch panel input device comprising: a condition determination unit that controls the display character control unit based on an output of the pressed position detection unit and an output of a use state detection unit of a second display device.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a camera-integrated information storage / reproduction device equipped with a touch panel display device according to the present invention will be described below with reference to FIGS.

FIG. 1 is a system block diagram of a touch panel display device according to the present invention.

Reference numeral 1 denotes a touch panel made of transparent electrodes for detecting that an arbitrary figure is handwritten with a pen or a finger or that the operation button displayed on the LCD 2 has been touched. ing. The LCD 2 displays not only a video taken by a video camera or a video input image, but also graphic characters required for operation such as operation button display.

Reference numeral 3 denotes an EVF unit (not shown) for displaying not only images taken by a video camera and images input by video, but also graphic characters necessary for operations such as operation button display. Electronic viewfinder device). The EVF unit 3 is mainly used when shooting without looking at the image on the LCD 2.

Reference numeral 4 denotes a touch panel 1, an LCD 2, and an EVF.
It is a control microcomputer for controlling the unit 3.

Reference numeral 5 denotes a detection unit for detecting whether or not the EVF unit 3 is in use. The detection output is input to the control microcomputer 4. The method of determining whether the touch panel is in the use state includes, for example, a switch provided in the touch panel storage portion depending on the orientation of the touch panel 1 with respect to the camera-integrated video recording / reproducing apparatus main body. This is done by detecting

The touch panel storage mode will be described in detail with reference to FIGS.

Reference numeral 6 denotes an OSD LSI (on-screen character display LSI) for superimposing graphic characters and the like required for operations such as operation button display on a video signal displayed on the LCD 2 and the EVF 3. Control to output a proper display.

Reference numeral 7 denotes a character ROM (read only memory) storing characters used in the OSD LSI. In this embodiment, a graphic in the form of a "finger" is stored as a mark display indicating the pressed position.

In the control microcomputer 4, 4-1 is a pressed position information detecting unit for detecting a position touched on the touch panel 1, and 4-2 is a position touched on the touch panel 1 and information from the EVF use detecting unit. A condition judging unit for judging and performing appropriate display control, 4-3 is a marker control unit for controlling a mark display indicating a pressed position, and 4-4 is a graphic character required for operation such as operation button display. This is a display character control unit for performing

Hereinafter, the operation of the control microcomputer 4 will be mainly described. When the input area of the touch panel 1 is touched with a pen or a finger, the touch point is input to the control microcomputer 4 as a change in resistance value, and the input value is input to the pressed position detection unit 4.
At -1, analysis is performed as specific X, Y coordinate values. These touch detection statuses are sent to the sequential condition determination unit 4-2, and the detection status of whether or not the EVF unit 3 is used is also sent from the EVF use detection unit 5 to the sequential condition determination unit 4-2.

If the EVF unit 3 is in use, a marker display indicating a pressed position is displayed on the LCD 2 and the EVF unit 3 so as to superimpose a marker such as a finger mark on the touched coordinates. Part 4-3
Gives a display instruction to the OSDLSI 6. OSDLS
I6 reads characters required for display from the character ROM 7 and superimposes them on the LCD 2 and the EVF unit 3.

When there is an operation button display at the place touched, the display character control section 4-4 gives an instruction to the OSDLSI 6 to change the operation button display, and displays the graphic to be displayed from the character ROM 7 from the character ROM 7. The character is taken out, and the operation button display superimposed on the LCD 2 and the EVF unit 3 is updated.

Thus, even when the photographer looks into the EVF unit 3, the operation position of the touch panel can be confirmed by the marker display on the EVF unit 3, and the operation button display for operating the touch panel can be pressed. It becomes possible.

When the EVF use detecting section 5 detects that the EVF section 3 is not used, the condition judging section 4-2 displays a mark indicating the pressed position on the LCD.
The marker control unit 4-3 is suppressed so that no display is output to the EVF control unit 2 and the EVF control unit 3.

FIGS. 2A and 2B show an example of a use state of the present invention. FIG. 2A shows a state where the EVF section is not used, and FIG. 2B shows a state where the EVF section is used. ing.

In FIG. 2, reference numeral 11 denotes an LCD unit in which the touch panel 1 and the LCD 2 of FIG. 1 are stacked. Reference numeral 12 denotes a camera unit having a camera lens for photographing a subject.
The video signal captured by the camera unit 12 is displayed on the LCD unit 11 and the EVF unit 3 described above.

In FIG. 2A, the LCD unit 11 is oriented in a direction opposite to the optical axis of the camera unit 12, that is, in a direction in which the photographed subject is shown to the photographer side. Since it can be confirmed, the EVF unit 3 does not need to be used, and does not use the EVF.

On the other hand, FIG.
Is rotated in the direction of the black arrow so that the LCD surface faces the subject side, and the LCD unit 11 is folded toward the main body, so that the LCD unit 11 is housed on the side surface of the camera-integrated video recording / reproducing apparatus main body. In this case, since the LED unit 11 does not face the direction in which the photographed subject is shown to the photographer side,
The shooting condition is confirmed not by the LCD unit 11 but by the EVF unit 3 and the EVF is used.

The detection of this mode is performed by, for example, the LCD unit 11
Can be determined by detecting a rotation angle in a rotation mechanism that connects the camera-integrated video recording / reproducing apparatus main body and the LCD unit 11 or the like. Alternatively, a photoelectric type, electrostatic type, mechanical type, etc. human body detection switch is provided at the peephole of the EVF unit 3, thereby detecting whether the face of the photographer is approaching and detecting the use state of the EVA unit 3, etc. Various configurations are possible.

FIG. 3 shows an example of EVF display when operating the touch panel. In FIG. 3, 3A is an enlarged view of the monitor status displayed on the EVF unit 3.
Reference numeral 21 denotes a marker indicating the operation position of the touch panel displayed on the EVF unit 3.

FIG. 3 shows a state in which the photographer 23 uses the EVF unit 3 of the camera-integrated video recording / reproducing apparatus of this embodiment (FIG. 2B).
In this state, the user is holding the camera-integrated video recording / reproducing apparatus main body with his right hand and operating the touch panel of the LCD unit 11 with his left hand while looking into the EVF unit 3. At this time, the position of the touch panel operated by the photographer 23 is determined by a finger-shaped graphic as the marker display 21 indicating the touch panel operation position, as shown in the monitor situation 3A displayed on the EVF unit 3. Is displayed in real time, so that the photographer 23
Can perform the touch panel operation accurately without taking his / her eyes off the EVF unit 3.

FIG. 4 shows a more detailed display example on the LCD unit 11 and the EVF unit 3.

In FIG. 4, reference numeral 24 denotes an operation button display for operating the touch panel. The display character control unit 4-4 in FIG. 1 gives an instruction to the OSDLSI 6 to take out a graphic or a character to be displayed from the character ROM 7, and 5 is an example of an operation button display superimposed on the LCD 2 and the EVF unit 3. Reference numeral 21 denotes a marker display indicating the same touch panel operation position as the marker display 21 described in FIG.

On the display screen, various kinds of displays such as a battery remaining amount display, a tape remaining amount display, and a photographing mode display, which are information necessary for photographing, are output, including the operation button display 24.

FIG. 4A shows a case where the EVF unit 3 is not used.
2 (a). In this case, the photographer basically touches and operates the touch panel on the LCD unit 11 shown in FIGS. 2 and 3 with a pen or a finger. This is an operation method, and various functions are operated mainly by touching the display area of the operation button display 24. In FIG. 4A,
The operation button display "Progressive" in the upper left is pressed,
This shows how the color of the operation button display is changing. That is, at this time, the condition determination unit 4-2 of FIG. 1 determines that the EVF unit 3 is not in use, and even if the touch panel on the LCD unit 11 is operated, the LCD unit 11 and the EVF unit 3
The display of the marker 21 on the display screen is suppressed.

FIG. 4B is a display example when the EVF unit 3 is used (see FIGS. 2B and 3).
Since the photographer is looking into the EVF unit 3, FIG.
The basic operation method is to touch and operate the touch panel on the LCD unit 11 with a finger while groping.
At this time, the condition determination unit 4-2 of FIG.
Since the position where the touch panel is touched on the display screen on the EVF unit 3 is superimposed and displayed by the marker 23, the touch position can be confirmed even while looking into the EVF unit 3. FIG. 4B also shows a state in which the operation button display “progressive” is pressed at the upper left and the color of the operation button display is changed.

As described above, even when the touch panel is operated by groping, the touch panel can be operated accurately according to the display position of the marker display 21.

In the above description, 4-2 determines that the EVF unit 3 is not in use, and suppresses the display of the marker 21 on the display screens of the LCD unit 11 and the EVF unit 3. If it is determined that 3 is used, LE
The position where the touch panel is touched on the display screen on the D section 11 and the EVF section 3 is superimposed and displayed by the marker 21.

However, when the EVF unit 3 is not used, at least the display of the marker 21 on the display screen of the LCD unit 11 is suppressed, and when the EVF unit 3 is used, at least E is displayed.
By displaying the marker 21 on the VF unit 3, the above-described basic operation can be performed, and the operation is not hindered at all. Therefore, as a configuration in which the EVF unit 3 and the LED unit 11 can be controlled independently, when the EVF unit 3 is not used, at least the display of the marker 21 on the display screen of the LCD unit 11 is suppressed. When used, the marker 21 may be displayed at least on the screen of the EVF unit 3.

FIG. 5 is an operation flowchart of this embodiment.

This operation flowchart shows the operation of the control microcomputer 4 in FIG.

Step 1 is a display operation start, and step 2
Thus, the use state of the EVF unit 3 is determined based on the detection information from the EVF use detection unit 5 in FIG. If the EVF unit 3 is not in use, the process proceeds to step 4 without executing the next step 3.

Step 3 is a process when the use state of the EVF unit 3 is determined. A marker display 21 corresponding to the touch panel pressed position information is displayed on the EVF unit 3.

Step 4 is a process for performing various display processes such as displaying the operation buttons 24. A series of operations is terminated in step 5, and the process is started from step 1.

Although the above embodiments have been described with reference to the case where the present invention is applied to a camera-integrated video recording / reproducing apparatus, a touch panel display apparatus having a touch screen in which a touch panel is stacked on a display apparatus, and a second display apparatus ( For example, a touch panel input capable of inputting by operating the touch panel while looking at the second display device (e.g., equivalent to the display device of the EVF unit 3 in the case of the camera-integrated video recording / reproducing device in the above embodiment). Of course, it can be configured as a device.

[0047]

As described above, according to the present invention, in addition to a touch panel display device having a touch screen in which a touch panel is laminated on a display device, a second display device is provided, and a touch input operation is performed. A camera-integrated video recording / reproducing device and a touch panel input device that can easily perform the above operations.

[Brief description of the drawings]

FIG. 1 is a system block diagram showing one embodiment of the present invention.

FIG. 2 is a perspective view illustrating an example of use of the apparatus according to the embodiment.

FIG. 3 is a diagram illustrating an operation example.

FIG. 4 is a diagram illustrating a display example.

FIG. 5 is an operation flowchart.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Touch panel 2 LCD 3 EVF part 4 Control microcomputer 4-1 Pressed position information detection part 4-2 Condition judgment part -4 Marker control part 4-4 Display character control part 5 EVF use state detection part 6 OSD LSI 7 Character ROM 11 LCD section 21 Marker display

Continued on the front page F term (reference)

Claims (4)

[Claims] A touch panel display device having a touch screen formed by stacking a touch panel on a display device; a pressing position detecting unit for detecting a pressing position on the touch panel; an electronic viewfinder device; Display character control means for displaying a character on an electronic viewfinder; electronic viewfinder use state detection means for determining whether or not the electronic viewfinder device is in use; And a condition determining means for controlling the display character control means in accordance with the output of the use viewfinder use state detecting means. 2. The camera-integrated video recording / reproducing apparatus according to claim 1, wherein when the electronic viewfinder use state detecting means detects that the electronic viewfinder is in use, the display character control means is provided. Wherein the condition judging means for controlling the image display device superimposes and displays a mark indicating a pressed position on the touch panel on at least the electronic viewfinder device. 3. The camera-integrated video recording / reproducing apparatus according to claim 1, wherein when the electronic viewfinder use state detection means detects that the electronic viewfinder is not in use, the display character control means. Wherein the condition determining means for controlling the display suppresses the display of a mark indicating the pressed position on the panel at least on the touch panel. 4. A touch panel display device having a touch screen formed by laminating a touch panel on a display device; a pressed position detecting means for detecting a pressed position on the touch panel; a second display device; And display character control means for displaying a character on the second display device; use state detection means of the second display device for judging whether the second display device is in use; A touch panel input device, comprising: a condition determination unit that controls the display character control unit based on output of the use state detection unit of the second display device.