JP2001154776A - Electronic equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily change a range of an image to be zoomed. SOLUTION: A user turns a zoom display instruction key 14 in the case that the user desires to change a displayed divided image to other divided images when the divided image is displayed by preliminarily dividing an image to be displayed on a display 12. Thus, the divided image is changed in a predetermined order whenever the zoom display instruction key 14 is turned on.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to electronic equipment,
More specifically, the present invention relates to an electronic device with a display function that includes a display unit that displays an image and that enlarges and displays a divided image obtained by dividing the image on the display unit.

[0002]

2. Description of the Related Art Conventionally, in an electronic device that enlarges and displays a divided image obtained by dividing an image, in order to cope with a case where the displayed image is difficult to see, a range to be enlarged is designated and an image in the designated range is designated. There has been proposed an electronic device for enlarging the display.

[0003]

However, when the user wants to view an image in a range other than the image displayed in an enlarged manner, the user must return to the initial screen and specify the range to be enlarged again. When the range of the image to be enlarged is changed in this way, it is troublesome for the user to return to the initial screen and specify the range to be enlarged one by one.

The present invention has been made in view of the above-described circumstances, and has as its object to propose an electronic device capable of easily changing the range of an image to be enlarged and displayed.

[0005]

According to a first aspect of the present invention, there is provided a display device for displaying an image, wherein a divided image obtained by dividing the image is enlarged and displayed on the display device. An electronic device with a function, wherein an instruction means for instructing a change in the position of the divided image to be enlarged and displayed, and a position of the divided image to be enlarged and displayed is changed in response to an instruction to change the position of the divided image by the instruction means Control means for controlling the display means so that the display means is controlled.

That is, an electronic apparatus according to the present invention is an electronic apparatus having a display function for displaying an image, and having a display function of enlarging and displaying a divided image obtained by dividing the image on the display means. Note that the electronic device according to the present invention may be a portable electronic device.

Here, when changing the divided image, it is troublesome for the user to return to the initial screen and specify the range to be enlarged as in the related art.

Therefore, the instruction means of the present invention instructs the change of the position of the divided image to be enlarged and displayed, and the control means controls the position of the divided image to be enlarged and displayed in response to the instruction of the change of the position of the divided image by the instruction means. The display means is controlled so that the position is changed.

As described above, since the position of the divided image is changed in response to the instruction to change the position of the divided image to be enlarged and displayed, the user only needs to indicate the change in the position of the divided image. Can be easily changed. Therefore, operability is improved.

Here, in order to further improve the operability, the following operation may be performed.

That is, the control means may divide the image into a predetermined number and control the display means so that each of the divided images is enlarged and displayed according to the instruction of the instruction means. Note that the control means may control the display means so that each divided image is enlarged and displayed one by one in a predetermined order. Note that a division number setting unit for setting the number of divisions of the image may be further provided. The instruction means is configured to be instructable to change the position of the divided image by a predetermined amount, and the control means controls the display means so that the position of the divided image is changed by a predetermined amount according to the content of the instruction means. You may do it. Here, the smaller the predetermined amount for changing the position of the divided image is, the finer the change of the position of the divided image can be adjusted.

Further, the control means may change the predetermined amount in accordance with the instruction corresponding to the instruction by the instruction means.

[0013] The image processing apparatus may further include enlarged display setting means for setting the enlarged display so as to correspond to each of a plurality of application software programs for executing different processing, wherein the control means executes the application software program. Alternatively, the divided image may be enlarged and displayed according to the settings made by the enlarged display setting means. In this case, the enlarged display setting means is further configured to be able to set the magnification for the enlarged display corresponding to each of the plurality of application software, and the control means sets the divided image for each of the plurality of application software as described above. The display means may be controlled so as to be displayed at the set magnification.

[0014]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows a portable display device (PDA) according to an electronic apparatus of the present embodiment.
As shown in FIG. 1, the portable display device includes a display device 12 configured to display an image and configured by a liquid crystal display device or the like. Further, the portable display device includes a first enlarged display instruction button 14 and a second enlarged display instruction button 16 for instructing an enlarged display described later. Further, the portable display device includes movement instruction buttons 18, 20, 22, and 24 for instructing movement of a divided image described later.

Next, a control system of the portable display device according to the present embodiment will be described. As shown in FIG. 2, the control system includes a microcomputer 24. The microcomputer 24 includes a CPU 26, a ROM 28, a RAM 30,
And an input / output (I / O) port 32, which are configured to be mutually connectable via a bus 34. The input / output port 32 is connected to the display device 12, the first enlarged display instruction button 14, the second enlarged display instruction button 16, and the movement instruction buttons 18 to 24.

In FIG. 3, one of the first enlarged display instruction button 14 and the second enlarged display instruction button 16 is turned on.
The enlarged display processing routine which starts when the display is performed is shown. In step 42 of FIG. 3, it is determined whether the enlarged display mode is set for the application software currently being executed to display the image on the display device 12. FIG. 4 shows an enlarged display mode setting screen 64 for setting an enlarged display mode for each application software. This enlarged display setting screen is displayed when the environment setting button 62 set on the initial screen (not shown) is turned on. As shown in FIG. 4, the enlarged display mode setting screen 64 has an area 68 for setting to display only in the standard mode for each menu 66 of each application software, and a predetermined magnification (4 times in the present embodiment). An area 70 that is set so that it can be displayed in an enlarged display mode in which a divided image described later is enlarged,
Are provided correspondingly. By selectively selecting the areas 68 and 70 for each application, the user can set display only in the standard mode or set display enabled in the enlarged display mode. In the present embodiment, an example will be described in which schedule application software is set to be displayable even in an enlarged display mode.

In the next step 44, the variable C is incremented by one. The variable C is determined for each application software, and is reset (C = 0) each time the application software is executed. Also, this variable C
Each time the image displayed on the display device 12 is incremented by one, the divided image obtained by dividing the image into a predetermined number (four in the present embodiment) is divided into the upper left divided image 7 as shown in FIG.
4, the upper right divided image 76, the lower left divided image 78, and the lower right divided image 80 are sequentially identified.

In step 46, it is determined whether or not the variable C is equal to or less than the total number C0 of divided images (4 in the present embodiment). If the variable C ≦ C0, the divided image identified by the variable C in step 48 is displayed in the enlarged display mode. That is, in this step 48, the divided image (the upper left divided image 74) identified by the variable C (for example, C = 1) is displayed at the above-described magnification (4 times) as shown in FIG. .

On the other hand, if it is determined at step 46 that the variable C> C0, the enlarged display instruction buttons 14 and 16 are turned on after each of the divided images is displayed in the enlarged display mode. In the standard mode, the variable C is reset to 0 in step 52.

As described above, when changing the divided image, the user only has to turn on the enlarged display instruction buttons 14 and 16, so that the divided image can be easily changed.

FIG. 6 shows a divided image movement processing routine executed when any one of the movement instruction buttons 18 to 24 is turned ON. In step 82 of FIG. 6, it is determined whether or not an image is being displayed on the display device 12 in the enlarged display mode. If it is determined that the display is being performed in the enlarged table mode, at step 84, any of the movement instruction buttons 18 to 24 is turned on.
Detect whether it was done. In the next step 86, the divided image is moved by a predetermined number of dots D0 in a predetermined direction corresponding to the detected movement instruction buttons 18 to 24.

That is, in the present embodiment, the movement instruction button 18 moves the divided image upward, the movement instruction button 20 moves the divided image rightward, the movement instruction button 22 moves the divided image leftward, and moves the divided image leftward. It is preset that the button 24 instructs to move the divided images downward. In the present embodiment, each of the movement instruction buttons 18 to
When the switch 24 is turned on, as shown in FIG. 7A, the divided image is set in advance so as to move a predetermined number of dots D0 (= for example, 12 dots). Therefore, in the example described above, that is, when the movement instruction button 20 for instructing the rightward movement is displayed when the upper left divided image 74 is displayed in the enlarged display mode, the divided image The part moved rightward by the number D0 is changed to a divided image. Therefore, before the movement instruction button 20 is turned on, if the upper left divided image 74 is enlarged and displayed as shown in FIG. 7B, when the movement instruction button 20 is turned on, the image shown in FIG. As shown in C), the divided image moved rightward by a predetermined number of dots D0 is displayed in an enlarged manner.

In the embodiment described above, the divided images are moved by a predetermined number of dots each time one of the movement instruction buttons 18 to 24 is turned on. However, the present invention is not limited to this. Not a move instruction button
Control may be performed such that the moving speed of the divided image increases as the ON time becomes longer according to the ON time that is set to N. Further, although the movement of the position of the divided image is instructed by the movement instruction button, the present invention is not limited to this, and the touch screen is used to touch the display screen of the display device 12 with the touch pen to divide the image. The movement of the image may be instructed. In this case, the divided image may be moved from the center of the display screen of the display device 12 in a direction toward the position where the touch pen is touched on the screen. Further, the moving speed of the divided image may be controlled in accordance with the distance from the center of the display screen of the display device 12 to the position where the touch pen is touched, so that the moving speed increases as the distance increases.

In the above-described embodiment, the enlargement display is instructed by the enlargement display instruction button, and the movement of the divided image is instructed by the movement instruction button. However, the present invention is not limited to this. The instruction may be made by a menu bar provided exclusively on the display screen. That is, the instruction may be made by touching the menu bar with a touch pen.

Further, in the present embodiment, the image is divided into four, but the present invention is not limited to this.
The image may be divided into a plurality of pieces other than four, and the number of divided images may be set for each application software described above.

Further, in the above-described embodiment, the enlargement magnification for enlarging and displaying the divided image corresponding to each application software is fixed. However, the present invention is not limited to this, and the present invention is not limited to this. An enlargement magnification for enlarging an image may be arbitrarily designated.

Note that, in the above-described embodiment, the image is
The reason for dividing the image into four and enlarging the magnification to four times is to make the area of the image obtained by enlarging the divided image correspond to the area of the display device 12 where the image is displayed. Therefore, the image
In the case where the image is divided into a plurality of images other than the above, the magnification is also set so that the area of the image obtained by enlarging the divided image corresponds to the area for displaying the image on the display device 12. In addition,
In the present invention, the enlargement magnification does not necessarily require that the area of the image obtained by enlarging the divided image be a magnification corresponding to the area for displaying the image on the display device 12.
Any magnification may be used as long as the area of the image obtained by enlarging the divided image is equal to or smaller than the area for displaying the image on the display device 12. In this case, an image obtained by enlarging the divided image may be displayed on the image before enlarging.

In the embodiment described above, a portable display device (PDA) has been described as an example, but the present invention is not limited to this, and other electronic devices, for example,
The same can be applied to a personal computer and a digital camera.

[0029]

As described above, according to the present invention, the position of a divided image is changed in response to an instruction to change the position of the divided image to be enlarged and displayed, so that the user can instruct the change of the position of the divided image. This has the effect that the range of the image to be displayed is enlarged or easily changed.

[Brief description of the drawings]

FIG. 1 is a perspective view of a portable display device according to an embodiment.

FIG. 2 is a block diagram showing a control system of the portable display device according to the present embodiment.

FIG. 3 is a flowchart showing an enlarged display processing routine of the portable display device according to the embodiment.

FIG. 4 is a diagram showing an enlarged display mode setting screen.

FIG. 5 is a diagram illustrating contents of enlarged display of a divided image.

FIG. 6 is a flowchart illustrating a divided image movement processing routine.

FIG. 7 is a diagram illustrating fine adjustment of movement of a divided image.

[Explanation of symbols]

 12 Display device (display means) 14, 16 Enlarged display instruction button (instruction means) 18-22 Move instruction button (instruction means) 24 Microcomputer (control means)

Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat II (reference) // H04N 5/225 H04N 101: 00 H04N 101: 00 G09G 5/36 520F F-term (reference) 5C022 AB68 AC01 AC13 AC32 AC69 5C023 AA02 AA04 AA14 AA37 AA38 CA01 CA05 DA01 5C082 AA00 AA01 AA21 BA02 BA12 CA33 CA52 CA72 CA76 CA82 CB05 DA86 MM09 MM10 5E501 AA02 AA04 BA03 BA05 CA04 CB03 CB11 EA10 FA05 FB04 FB22 FB46 46

Claims (8)

[Claims] 1. An electronic device having a display function, comprising: display means for displaying an image, and displaying an enlarged image obtained by dividing the image on the display means, wherein the position of the divided image to be enlarged is displayed. Instruction means for instructing a change, and control means for controlling the display means so that the position of the divided image to be enlarged and displayed is changed in accordance with the instruction to change the position of the divided image by the instruction means. Electronics. 2. The control unit according to claim 1, wherein the control unit divides the image into a predetermined number and controls the display unit such that each of the divided images is enlarged and displayed according to an instruction of the instruction unit. Electronic equipment according to 1. 3. The electronic apparatus according to claim 2, further comprising a division number setting unit that sets a number of divisions of the image. 4. The instructing means is further configured to be capable of instructing to change a position of the divided image by a predetermined amount, and the control means, in accordance with an instruction from the instructing means,
The electronic device according to any one of claims 1 to 3, wherein the display unit is controlled so that a position of the divided image is changed by a predetermined amount. 5. The electronic device according to claim 4, wherein the control unit changes the predetermined amount in accordance with an instruction mode of the instruction by the instruction unit. 6. An enlarged display setting means for enabling the enlarged display to correspond to each of a plurality of application software for executing different processes, wherein the control means executes the application software. 6. The electronic device according to claim 1, wherein, when performing the setting, the divided image is displayed in an enlarged manner in accordance with the content set by the enlarged display setting unit. 7. 7. The enlarged display setting means is further configured to be able to set a magnification for the enlarged display corresponding to each of the plurality of application software, and the control means is configured to set the magnification for each of the plurality of application software. 7. The electronic device according to claim 6, wherein the display unit is controlled so that the divided image is displayed at the set magnification. 8. The electronic device according to claim 1, wherein the electronic device is a portable electronic device.