JP2008152682A - Display control device, method thereof, and mobile terminal using the same - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To achieve view operation (scroll operation) of contents which are two-dimensionally extended, by using a rotary dial in a display part of a mobile terminal having a small display screen. <P>SOLUTION: A button 42 for switching a scroll direction of a view 3 in a vertical direction (b) or a horizontal direction (c) according to a direction of rotation (a) of a jog dial 41 which is the rotary dial is arranged. When the button 42 is depressed, scroll in the horizontal direction (c) is controlled according to the direction of rotation of the jog dial 41 or the quantity of scroll is controlled according to the rotation amount of the jog dial 41. When the button 42 is not depressed, scroll in the vertical direction (b) is controlled according to the direction of rotation of the jog dial 41 or the quantity of scroll is controlled according to the rotation amount of the jog dial 41. Consequently a user can confirm in every corner of the two-dimensionally extended contents 100. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a display control apparatus and method, and a portable terminal using the same, and more particularly to a display control method in a display unit of a portable terminal.

  The types of content that can be handled by mobile terminals typified by mobile phones are increasing, and content targeted for personal computers (PCs) can be displayed on mobile terminals. On the other hand, there is a so-called jog dial as one of the operation means of the information processing apparatus. This jog dial can be operated intuitively by the user (a view for display (display by changing the amount of rotation and the speed of rotation). The amount of movement of the portion displayed on the device can be adjusted), but only the movement of the view in the one-dimensional direction (front-back direction) is possible.

  In a portable terminal, the display device must be small, but text-based content is often displayed on the small display device with the width of the display device being folded. In content that can be displayed in accordance with the width of such a display device, the scroll operation of content display is one-dimensional in the vertical direction, and the rotation direction a of the jog dial 41 shown in FIG. 6A is shown in FIG. As shown, the entire content 100 can be confirmed by making the scroll vertical direction and the rotation amount correspond to the scroll width.

  However, in recent years, as the communication network has been improved and the processing capability of the mobile terminal has been improved, the distributed content 100 has a mixture of images and text as shown in FIG. 6C. Yes. In other words, the content display has changed from the one-dimensional expansion in the upper and lower directions to the two-dimensional expansion, and as described above, the one-dimensional operation of the jog dial 41 can operate the content expanding in the two-dimensional direction. However, users are starting to feel inconvenience. In FIG. 6, reference numeral 3 denotes a portion displayed on the display device and called a view.

  Here, referring to Patent Document 1, when a menu selection operation is performed using a rotary dial (jog dial) provided in an operation unit of a mobile terminal including a mobile phone, according to a key operation provided separately, A technique is disclosed in which a desired rotation direction of a menu corresponding to the rotation direction of the rotary dial can be set.

Japanese Patent Laying-Open No. 2005-078145

  In the technique of this patent document 1, the desired rotation direction of the menu can be set corresponding to the rotation direction of the rotary dial, and as described above, the view of the content spreading in the two-dimensional direction is operated. Is not considered.

  An object of the present invention is to provide a display control apparatus and method, and a mobile terminal using the display control apparatus, which enable a view operation of content that spreads two-dimensionally using a rotary dial.

  The display control device according to the present invention is a display control device in a portable terminal, and in addition to the scrolling of the display content in the vertical direction, the display content can be scrolled in the horizontal direction in accordance with the rotation operation of the rotatable key. It is characterized by including the means.

  A portable terminal according to the present invention is characterized by using the above display control device.

  The display control method according to the present invention is a display control method in a portable terminal, and in addition to the vertical scrolling of the display content, the display content can be scrolled in the horizontal direction according to the rotation operation of the rotatable key. Including the steps of:

  A program according to the present invention is a program for causing a computer to execute a display control method in a portable terminal, and in addition to scrolling the display content in the vertical direction according to the rotation operation of the rotatable key, It includes a process for freely scrolling the direction.

  According to the present invention, it is possible to move the view in four directions (two-dimensional directions) by switching the moving direction of the view using the rotary dial, and the user can check the contents of the two-dimensionally spread content from corner to corner. There is an effect that can be.

  Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a schematic functional block diagram of a mobile terminal according to an embodiment of the present invention. Referring to FIG. 1, a mobile terminal according to an embodiment of the present invention includes an antenna 1, a radio unit 2, a display unit 3, a key operation unit 4, a memory 5, and a control unit 6. Yes. The wireless unit 2 has a function of performing wireless communication (voice and data communication) with a communication network (not shown) via the antenna 1, and the display unit 2 has a function of displaying content received from the communication network. .

  The key operation unit 4 is a man-machine interface function having various keys including a jog dial (rotary dial), and the memory 5 has a function of storing data and various application software (programs). The control unit 6 operates by a program stored in the memory 5 and has a function of a CPU (computer) that controls the units 2 to 5.

  FIG. 2 is a diagram for explaining the operation of the embodiment of the present invention. As shown in FIG. 2A, in addition to the jog dial 41, an operation input from the jog dial 41 is given as an up / down movement instruction or a left / right direction. A view direction switching button 42 for switching to a movement instruction is provided on the key operation unit 4. If the view direction switching button 42 is not pressed, the scroll operation of the content 100 is set to the vertical direction b as shown in FIG. 2B in accordance with the rotation operation of the jog dial 41 in the arrow a direction.

  On the other hand, if the view direction switching button 42 is pressed, the scroll operation of the content 100 is set to the left-right direction c as shown in FIG. 2C in accordance with the rotation operation of the jog dial 41 in the arrow a direction. is there. Control for switching the rotation operation of the jog dial 41 to the movement instruction in the up / down / left / right directions is performed by the control unit 6 in FIG. A flowchart of the control operation in that case is shown in FIG.

  Referring to FIG. 3, if the view direction switching button 42 is not pressed (OFF state) (NO in step S1), the view is changed upward / downward according to the rotation direction a (clockwise / counterclockwise) of the jog dial 41. 3, and the controller 6 performs control so that the amount of movement corresponds to the amount of rotation of the jog dial 41 (step S <b> 2).

  On the other hand, if YES in step S1, that is, if the view direction switching button 42 is pressed (ON state), the view 3 is moved in the left / right direction according to the rotation direction a (clockwise / counterclockwise) of the jog dial. The controller 6 performs control so that the movement is performed and the movement amount is in accordance with the rotation amount of the jog dial 41 (step S3).

  By doing this, the moving direction of the view 3 for cutting out the two-dimensionally spread content shown in FIG. 2 for screen display can be controlled in all four directions, up, down, left and right, according to the rotation operation of the jog dial 41. Therefore, the user can check every corner of the content.

  Next, another embodiment of the present invention will be described with reference to the drawings. The functional blocks of the portable terminal according to the present embodiment are the same as those in FIG. FIG. 4 is a diagram for explaining the operation of this embodiment, and the same parts as those in FIG. 2 are denoted by the same reference numerals. In this example, as shown in FIG. 4A, the view direction switching button 42 in the previous embodiment is omitted, and this view direction switching function is also used by the jog dial 41 instead.

  In other words, the jog dial 41 in this case has a function of up / down / left / right four-direction keys in addition to the function of the jog dial. When the user depresses above or below the jog dial / four-way key 41, the rotation operation of the jog dial becomes a state in which the view 3 can be moved in the vertical direction (see arrow b in FIG. 4B). The subsequent rotation operation of the jog dial is converted into the vertical direction b of the view 3 and its movement amount according to the rotation direction and the rotation amount.

  On the other hand, when the user presses the left or right of the jog dial / four-way key 41, the rotation operation of the jog dial becomes a state in which the view 3 can be moved in the left-right direction (see arrow c in FIG. 4C). The subsequent rotation operation of the jog dial is converted into the horizontal direction c of the view 3 and its movement amount according to the rotation direction and the rotation amount.

  Referring to FIG. 5, when the user presses the jog dial / four-way key 41 up / down (up / down in step S11), the user moves up according to the rotation direction of the key 41 (clockwise / counterclockwise). The control unit 6 performs control so that the view 3 is moved in the downward direction and the movement amount is in accordance with the rotation amount of the key 41 (step S12).

  On the other hand, when the user presses the jog dial / four-way key 41 left / right (left / right in step S11), the left / right direction according to the rotation direction of the key 41 (clockwise / counterclockwise). The control unit 6 performs control so that the view 3 is moved and the amount of movement corresponds to the amount of rotation of the key 41 (step S13).

  In this way, as in the previous embodiment, the moving direction of the view 3 for cutting out the two-dimensionally expanded content for screen display without specially providing a view direction switching button can be determined by the key. Depending on the rotation operation, control can be performed in all four directions, up, down, left, and right, so that the user can check every corner of the content without adding buttons.

  The present invention provides application software for displaying contents such as two-dimensionally expanding web browsing and image editing on a portable terminal having a small display device such as a cellular phone, a PHS (Personal Handyphone System), or a PDA (Personal Digital Assistants). Applicable.

It is a functional block diagram of the portable terminal by the Example of this invention. It is a figure for demonstrating operation | movement of one Example of this invention. It is a flowchart for demonstrating operation | movement of one Example of this invention. It is a figure for demonstrating operation | movement of the other Example of this invention. It is a flowchart for demonstrating operation | movement of the other Example of this invention. It is a figure for demonstrating a prior art example.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Antenna 2 Radio | wireless part 3 Display part 4 Key operation part 5 Memory 6 Control part (CPU)
41 Jog dial (Jog dial and 4-way key)
42 View direction switch button

Claims (8)

  A display control apparatus for a portable terminal, comprising: means for freely scrolling display contents in the horizontal direction in addition to vertical scrolling of display contents in accordance with a rotating operation of a rotatable key. A display control device.   The means includes: a direction switching button; and a control unit configured to control switching between vertical scrolling and horizontal scrolling of the display content according to an on / off operation of the direction switching button. Item 4. The display control device according to Item 1.   In addition to being rotatable, the key can be freely pressed up, down, left, and right, and when the key is pressed up and down, the means scrolls the display content in the vertical direction according to the rotation operation of the key. 2. The display control apparatus according to claim 1, wherein when the key is pressed to the left or right, the display content is controlled to be scrolled in the horizontal direction in accordance with the rotation operation of the key.   A portable terminal using the display control device according to claim 1.   A display control method for a portable terminal, comprising: a step of allowing a display content to be freely scrolled in a horizontal direction in addition to a vertical scrolling of a display content in accordance with a rotation operation of a rotatable key. Display control method.   6. The display control method according to claim 5, wherein the step of controlling the display content to switch between vertical scrolling and horizontal scrolling according to an on / off operation of a direction switching button provided separately. .   In addition to being rotatable, the key can be freely pressed up, down, left and right, and when the key is pressed down, the step scrolls the display content in the vertical direction according to the rotation operation of the key. 6. The display control method according to claim 5, wherein when the key is pressed to the left or right, the display content is controlled to scroll in the left-right direction in accordance with the rotation operation of the key.   A program for causing a computer to execute a display control method in a portable terminal, and in addition to scrolling the display content in the vertical direction, the display content can be scrolled in the horizontal direction in accordance with the rotation operation of the rotatable key. The program characterized by including the process to do.

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