KR100861449B1 - System and method for controlling display scroll of mobile communication terminal - Google Patents

Abstract

A screen scroll control system of a mobile communication terminal and a method thereof are provided to scroll an Internet web page screen in a direction that key buttons are consecutively operated, so as to conduct screen conversion, thereby intuitively performing web page screen scrolling in a user's desired direction. A display unit(12) converts a screen by scrolling a web page screen according to scrolling operation of the screen. A keypad(10) consecutively operates plural key buttons to scroll the web page screen in up/down/right/left directions. A screen scroll processor(14) performs data processing for scrolling the screen in the up/down/right/left directions. A microprocessor(18) controls the screen scroll processor by individually recognizing consecutive operation of the key buttons as lower-directional or upper-directional scrolls of the web page screen. A data storage unit(16) stores a web browser program and a key mapping setting program.

Description

Screen scroll control system of mobile communication terminal and method thereof {System and Method for Controlling Display Scroll of Mobile Communication Terminal}

1 is a diagram illustrating a configuration of a mobile communication terminal to which a screen scroll control system according to the present invention is applied;

2 is a view showing a state that the scrolling of the web browsing screen by the key value that is continuously keyed in accordance with a preferred embodiment of the present invention,

3A and 3B are views exemplarily illustrating a state in which a key operation is performed for scrolling up / down and left / right directions of a screen according to a preferred embodiment of the present invention;

4A and 4B are diagrams exemplarily illustrating a state in which a key operation is performed for scrolling up / down of a screen according to a preferred embodiment of the present invention;

5 is a flowchart illustrating an operation of a screen scroll control method of a mobile communication terminal according to the present invention.

<Explanation of symbols for the main parts of the drawings>

10: keypad, 12: display unit,

14: screen scroll processing unit, 16: data storage unit,

18: microprocessor, 20: data processing unit,

22: communication signal processing unit, 24: microphone,

26: Speaker.

The present invention relates to a screen scroll control system and a method of a mobile communication terminal for scrolling the screen by the Internet web browser screen of the mobile terminal through a continuous key input of the keypad.

In general, in the case of a computing device having a relatively large screen such as a personal computer terminal (PC) or a notebook computer, a position coordinate input device such as a mouse device when browsing and displaying web page data received from the Internet on a screen. You can change the screen by simply scrolling the web page screen up / down / left / right by using.

In addition, recently, a mobile communication terminal having a voice call function and a text communication function through a mobile communication network can receive and display web page data on a screen through the wireless Internet.

Since such a mobile terminal does not provide a mouse device, in order to switch the screen by scrolling the screen on which the web page is displayed, use the 4-way key button or the numeric key buttons to scroll the screen, or "* A method of sequentially shifting the focus of a hyper text link by using a specific key button such as "or" # "has been used.

In addition, since a typical mobile communication terminal has a small screen, in order to move the screen to a desired web page area, the user moves the cursor with a key button operation and repeatedly operates a key button for enlarging the screen, or a web page on a specific part of the screen. If an image map of a screen is displayed separately and a desired position is designated on the image map, an enlarged display of a desired web page screen area is possible.

However, in the case of the screen scrolling method in such a mobile terminal, a large number of key manipulations are caused because a four-way key button, a numeric key button, or a specific key button has to be keyed several times in order to move a desired web page screen area. There is a problem in that the inconvenience of the operation is increased and it takes a long time to move to the desired screen.

Accordingly, the present invention has been made to solve the above-mentioned conventional problems, and an object thereof is to scroll an Internet web browsing screen in up / down / left / right directions according to successive key operations of adjacent key buttons of a mobile communication terminal. To provide a screen scroll control system and a method of a mobile communication terminal to switch the screen.

According to the system of the present invention to achieve the above object, the display unit for displaying the Internet web page data, the screen is scrolled in the up / down / left / right direction according to the scroll operation of the screen to switch the screen And a keypad for successively keying a plurality of adjacent key buttons corresponding to the scroll direction to scroll the web page screen displayed on the display in the up / down / left / right directions. A screen scroll processing unit which performs data processing for scrolling the web page screen of the display unit in the up / down / left / right directions according to a continuous key operation for a key button, and causes the Internet web page data to be displayed on the display unit; According to the invention, a plurality of key buttons adjacent to the keypad are continuously operated as keys. Recognizing the roll direction by a controller for controlling the screen scroll processing to provide screen scrolling control system of a mobile communication terminal, characterized in that configured.

In order to achieve the above object, according to the method of the present invention, receiving and displaying the Internet web page data on the display unit, a plurality of adjacent to correspond to the direction to scroll the web page screen on the key button arrangement of the keypad Continuously operating a key button, recognizing a direction to be scrolled according to successive key operations of the plurality of key buttons, and displaying a web page screen in a direction recognized by a key operation of the adjacent plurality of key buttons. It provides a screen scroll control method of a mobile communication terminal comprising the step of switching the screen by scrolling in the upper or lower, left or right direction.

Hereinafter, the present invention configured as described above will be described in detail with reference to the accompanying drawings.

That is, FIG. 1 is a diagram illustrating a configuration of a mobile communication terminal to which a screen scroll control system according to the present invention is applied.

As shown in FIG. 1, a keypad 10, a display unit 12, a screen scroll processor 14, a data storage unit 16, a microprocessor 18, a data processor 20, and a communication signal processor 22. ), A microphone 24 and a speaker 26.

The keypad 10 includes a number key button for inputting a number or letter of a phone number, and a plurality of key buttons such as a special key button of "*", "#", a menu key button, and a call / end key button. In this arrangement, the web browsing screen displayed on the display unit 12 can be scrolled by successively keying at least two adjacent key buttons.

In the state where the display unit 12 browses and displays the Internet web page data, when the screen scrolling is performed in a specific direction by continuous operation of the adjacent key button of the keypad 10, the browsing screen is displayed in the corresponding direction. Display the scrolling status.

The screen scroll processor 14 scrolls the web browsing screen displayed on the display unit 12 in the up / down / left / right directions according to the scroll control of the microprocessor 18 to change the screen. Perform scrolling of page data.

Here, the screen scroll processor 14 may be implemented in hardware to which a semiconductor memory, a semiconductor IC, or the like is applied, or may be implemented in the form of a software program driven for screen scroll processing.

The data storage unit 16 stores a web browser program for web browsing Internet web page data, and a key mapping combination setting program for recognizing key button combinations that are continuously operated for screen scrolling.

The microprocessor 18 downloads the web page data of the desired Internet website from the wireless Internet and displays it on the display unit 12, and operates the keys of the keypad 10 according to the screen display state of the web page data. When the screen scrolling mode that can be switched by the screen is set, the operation state of the continuous key button for scrolling the screen of the keypad 10 is recognized through a key mapping combination setting program of the data storage unit 16 and the desired direction. The screen scroll processor 14 controls the screen scroll to be performed.

The data processor 20 converts an RF signal through the communication signal processor 22 into an intermediate frequency (IF) signal and converts it into a digital information signal, and converts the digital information signal from the microprocessor 18. The intermediate frequency signal is converted into an RF signal, and the intermediate frequency signal is converted into an RF signal and transmitted through the communication signal processor 22.

The communication signal processor 22 performs radio communication with a base station of a mobile communication network through an antenna to transmit and receive an RF signal.

The microphone 24 converts a user's voice into an electrical signal for a voice call and outputs it to the data processor 20, and the speaker 26 outputs a voice signal of the other party according to the voice call.

Next, FIG. 2 is a diagram illustrating a state in which a web browsing screen is scrolled by key values continuously keyed according to a preferred embodiment of the present invention.

As shown in FIG. 2, in the state of downloading the web page data of a specific website through the wireless Internet and displaying the web page screen 32 on the display unit 12, the microprocessor 18 may use a keypad ( It is to set the screen scrolling mode which can switch the screen by 10).

The web page screen 32 is provided as web page data of an original size to enable web browsing by switching the screen up / down / left / right by screen scrolling without considering the screen size of the display unit 12. .

In this state, as a plurality of adjacent key buttons are continuously operated by a user's operation of the keypad 10, the key input signal 30 generated from the keypad 10 is connected to a plurality of adjacent key buttons. When a plurality of corresponding key input values 30a, 30b and 30c are generated in succession, the microprocessor 18 keymaps the continuous key input values 30a, 30b and 30c of the key input signal 30, respectively. The combination setting program recognizes whether it is a valid key input for screen scrolling, and finds a direction to scroll.

The microprocessor 18 controls the screen scroll processor 14 to cause the web page screen 32 to scroll in a desired direction on the display 12, and the screen scroll processor 14 buffers an internal buffer. Through processing and display data processing, the web page screen 32 on the display unit 12 is moved in the direction desired by the user.

On the other hand, when the user wants to scroll the web page screen to the right by the key operation of the keypad 10, as shown in FIG. 3A, the user's finger is moved from the left to the right along the key arrangement of the keypad 10. When consecutive key input is performed to continuously press adjacent key buttons, the web page screen on the display unit 12 scrolls to the right, for example, “1 → 4 → 7 → *” or “1 →”. 4 → 7 ”,“ 2 → 5 → 8 → 0 ”,“ 2 → 5 → 8 ”,“ 3 → 6 → 9 → # ”,“ 3 → 6 → 9 ”, and so on. Allows screen scrolling to the right.

In FIG. 3A, when a user wants to scroll a web page screen in a left direction, in contrast to the key operation in the right direction, a user's finger performs continuous key input from right to left along a key array of the keypad 10. For example, "* → 7 → 4 → 1", "* → 7 → 4", "0 → 8 → 5 → 2", "0 → 8 → 5", "# → 9 → 6 → 3". When key input is continuously performed, such as "," # → 9 → 6 ", scrolling to the left side of the screen is performed.

In addition, when the user wants to scroll the web page screen upward by the key operation of the keypad 10, as shown in FIG. 3B, the user's finger moves from the lower side to the upper side along the key arrangement of the keypad 10. As shown in FIG. When the adjacent key buttons are continuously pressed by performing continuous key input, the web page screen on the display unit 12 scrolls upward, for example, "1 → 2 → 3" or "4 → 5 →". 6 "," 7 → 8 → 9 "," * → 0 → # ", etc., if a continuous key input is made, the screen scrolls upward.

In FIG. 3B, when the user wants to scroll the web page screen downward, the user's finger performs continuous key input from the top to the bottom along the key arrangement of the keypad 10 as opposed to the key operation in the upward direction. For example, "3 → 2 → 1", "6 → 5 → 4", "9 → 8 → 7", "# → 0 → *", and so on. Allow scrolling to occur.

On the other hand, it is also possible to scroll the web page screen in the up / down direction by a key input method different from the continuous key input method in the up / down direction, as shown in Figure 4a the user finger is the keypad Rotating in a clockwise direction along the key arrangement of (10) and continuously keying the key buttons arranged along the rotation radius thereof causes the web page screen to scroll downward.

That is, the key button of the keypad 10 is " 1 → 2 → 3 → 6 → 9 → # → 0 → * → 7 → 4 " or " 1 → 2 → 5 → 8 → 0 → * → 7 → 4 " , "2 → 3 → 6 → 9 → # → 0 → 8 → 5", etc. while keying in a large radius, "1 → 2 → 5 → 4" or "2 → 3 → 6 → 5", " 4 → 5 → 8 → 7 ”,“ 5 → 6 → 9 → 8 ”,“ 7 → 8 → 0 → * ”,“ 8 → 9 → # → 0 ”, and the like, are keyed while rotating at a small radius.

In addition, when the user wants to scroll the web page screen upward, as shown in FIG. 4B, the user's finger is arranged along the counterclockwise radius while rotating counterclockwise along the key array of the keypad 10. The key buttons can be operated continuously, for example, "* * → 0 → # → 9 → 6 → 3 → 2 → 1 → 4 → 7" or "* → 0 → 8 → 5 → 2 → 1 → 4". → 7 "," 0 → # → 9 → 6 → 3 → 2 → 5 → 8 ", etc., while keying in a large radius, or" 4 → 5 → 2 → 1 "," 5 → 6 → 3 → 2 " Key input while rotating in small radius such as "," 7 → 8 → 5 → 4 "," 8 → 9 → 6 → 5 "," * → 0 → 8 → 7 "," 0 → # → 9 → 8 ", etc. Done.

Next, the operation of the present invention made as described above will be described in detail with reference to the flowchart of FIG. 5.

First, the mobile communication terminal downloads the web page data of a specific web site through the wireless Internet and displays it on the display unit 12 (step S10), and the microprocessor 18 uses the keypad according to the display of the web page data. A screen scroll mode that allows screen switching is set by the key operation (10) (step S11).

The microprocessor 18 determines whether or not adjacent key buttons are continuously keyed in order for the key buttons of the keypad 10 to scroll the web page screen to the right (step S12). As shown in the figure, if it is determined that the user's finger continuously inputs an adjacent key button from left to right on the keypad 10 (for example, consecutive key inputs in the order of "1 → 4 → 7 → *"). By controlling the screen scroll processor 14, the web page screen displayed on the display 12 is scrolled to the right so that the screen can be switched (step S13).

On the other hand, the microprocessor 18 determines whether or not adjacent key buttons are continuously keyed in order for the key buttons of the keypad 10 to scroll the web page screen to the left (step S14). As shown in 3a, on the keypad 10, a user's finger continuously inputs adjacent key buttons from right to left (for example, consecutive key input in the order of "* → 7 → 4 → 1"). If it is determined, the screen scroll processing unit 14 is controlled to scroll the web page screen displayed on the display unit 12 to the left so that the screen can be switched (step S15).

Further, the microprocessor 18 determines whether or not adjacent key buttons are continuously keyed in order for the key buttons of the keypad 10 to scroll up the web page screen (step S16). As shown in 3b, if it is determined that the user's finger continuously inputs an adjacent key button from the lower side to the upper side (for example, consecutive key input in the order of "1 → 2 → 3"), as shown in 3b. The screen scroll processor 14 is controlled to cause the web page screen displayed on the display unit 12 to scroll upward to perform screen switching (step S17).

The key button of the keypad 10 determines whether adjacent key buttons are continuously keyed in order to scroll down the web page screen (step S18), as shown in FIG. 3B. 10, if it is determined that the user's finger continuously inputs adjacent key buttons from the upper side to the lower side (for example, continuous key input in the order of "3 → 2 → 1"), the screen scroll processor 14 is controlled. As a result, the web page screen displayed on the display unit 12 scrolls downward so that the screen is switched (step S19).

Next, the microprocessor 18 determines whether a user input for terminating web browsing of the web page screen is made (step S19). If it is determined that the web browsing is ended, the microprocessor 18 releases the screen scrolling mode and the keypad ( The key button of 10) may perform key input for a unique function of the corresponding mobile communication terminal.

In the present invention made as described above, the continuous key input is made using only the numeric key buttons of the keypad and the special key buttons of "*" and "#", but the present invention is not limited thereto. It is possible to scroll by using other key buttons on the keypad, such as a button, a call / end key button, a confirmation key button, and the like according to the arrangement of different keypads according to the model of the mobile communication terminal. Of course, it is possible to change the combination of the appropriate key button accordingly.

In addition, although the present invention describes only the screen scrolling function for the Internet web page screen, the present invention is not limited thereto, and scrolling by continuous key manipulation is widely applied to text documents, image files, and user menu operations on the mobile communication terminal. Of course it can.

While specific embodiments of the present invention have been described and illustrated above, it will be apparent that the present invention may be embodied in various modifications by those skilled in the art. Such modified embodiments should not be understood individually from the technical spirit or the prospect of the present invention, but should fall within the claims appended to the present invention.

As described above, according to the present invention, the mobile communication terminal can change the screen by scrolling up / down / left / right directions according to the direction in which adjacent key buttons of the keypad are continuously operated. As the user can intuitively perform scrolling of the web page screen in a desired direction, the user can switch the web page screen more quickly and conveniently.

Claims (10)

delete delete delete  A display unit configured to display internet web page data, and to change the screen by scrolling the web page screen in an up / down / left / right direction according to a scroll operation of the screen; A keypad for successively keying a plurality of adjacent key buttons corresponding to the scroll direction to scroll the web page screen displayed on the display in an up / down / left / right direction; A screen scroll processor configured to perform data processing for scrolling the web page screen of the display unit in up / down / left / right directions according to a continuous key operation on a plurality of adjacent key buttons of the keypad; And Allow Internet web page data to be displayed on the display unit, and recognize the operation of a plurality of consecutive key buttons from left to right on the key arrangement of the keypad as scrolling to the right of the web page screen, and continuously from right to left The operation of the plurality of key buttons is recognized as scrolling to the left of the web page screen, and the continuous operation of the plurality of key buttons within the rotation radius of the keypad is rotated clockwise or counterclockwise on the key array of the keypad. And a controller configured to control the screen scroll processor by recognizing the scroll in the lower direction or the scroll in the upper direction. The method of claim 4, wherein The key button of the keypad which is continuously keyed to the screen scroll is a numeric key button and a special key button of "*", "#" screen scroll control system of a mobile communication terminal. The method of claim 4, wherein The key button of the keypad which is continuously keyed for the screen scrolling is a 4-way movement key button, a menu key button, a call / end call key button, a confirmation key button. delete delete delete A first step of receiving the Internet web page data and displaying the same on a display unit; The operation of a plurality of consecutive key buttons from left to right on the key array of the keypad is performed for scrolling to the right side of the web page screen on the key button arrangement of the keypad, or keys of the keypad for scrolling to the left side of the web page screen. Operation of a plurality of consecutive key buttons from the right side to the left side of the arrangement is made, or by rotation in a clockwise or counterclockwise direction on the key array of the keypad for scrolling down or up in the web page screen. A second step of operating a plurality of consecutive key buttons within a radius; A third step of recognizing a direction to be scrolled by successive key operations of the plurality of key buttons; And And scrolling the web page screen in an upward, downward, leftward, or rightward direction to switch screens in a direction recognized by a key operation of the adjacent plurality of key buttons. Control method.

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