KR100731022B1 - Mobile communication and scrolling method thereof - Google Patents

Abstract

A mobile communication terminal and a method for implementing a scroll function by using the same are provided to make it unnecessary to memorize or search for a menu individually when a user executes a desired function and to easily execute the menu and its dependent menus through abbreviated numbers. A mobile communication terminal comprises a key inputting unit(110), a storage unit(130), a controller(120) and a display unit(140). The key inputting unit includes keys which output the first signal or the second signal according to pressure put on the keys. The storage unit maps items group by group and stores the mapped items. The controller controls extraction of the items, affiliated to a group matched with the key, from the storage unit if the first signal is inputted from the key, and execution of an original function defined at the key if the second signal is inputted from the key. The display unit displays the control result of the controller.

Description

Mobile communication terminal and method of implementing scroll function using same {Mobile Communication and Scrolling Method

1 is a schematic block diagram of an internal configuration of a mobile communication terminal according to the present invention.

2 is a flow chart illustrating a two-stage signal output method according to an embodiment of the present invention.

3 is an explanatory diagram illustrating a two-stage signal input structure according to an embodiment of the present invention.

4 is a flowchart illustrating a method of implementing a two-stage signal input according to an embodiment of the present invention.

Figure 5a is an exploded perspective view of a dome type key switch according to an embodiment of the present invention.

Figure 5b is a cross-sectional view of the key switch in accordance with an embodiment of the present invention.

Figure 5c is a side cross-sectional view of the key switch to the primary pressure applied to the key switch according to an embodiment of the present invention.

Figure 5d is a side cross-sectional view of the key switch applied a secondary pressure to the key switch according to an embodiment of the present invention.

Figure 6 is an exemplary keypad design applied two-stage signal method according to an embodiment of the present invention.

7 is an explanatory diagram illustrating a structure of a shortcut number according to an embodiment of the present invention.

8 is a view illustrating a list type menu screen according to an embodiment of the present invention.

9 is an exemplary view of a wheel type menu screen according to an embodiment of the present invention.

<Description of Symbols for Main Drawings>

110: key input unit 120: control unit

130: storage unit 140: display unit

500: keyswitch 510: substrate

511: support jaw 512: first projection

513: second protrusion 520: metal plate

530: button portion 531: first pressing jaw

The present invention relates to a mobile communication terminal, and more particularly, to a mobile communication terminal for implementing a scroll function using an expandable keypad.

Recently, due to the development of the technology, the mobile communication terminal goes beyond merely delivering voice information, and provides various multimedia contents such as games, videos, movies, as well as text information such as stock information, weather information, and real-time news.

Therefore, the mobile communication terminal according to the prior art has a inconvenience of having to find and execute a specific menu desired by the user in order to implement the various functions mentioned above.

For example, the mobile communication terminal according to the prior art maps a phone number to a serial number from 1 to 100 shortened numbers, so that the user must memorize exactly whose telephone number is matched at what time. There is discomfort that you can.

SUMMARY OF THE INVENTION An object of the present invention is to provide a mobile terminal for minimizing button operation by outputting a multi-stage signal by using a difference in pressure applied to a button.

Another object of the present invention is to provide a method of simply searching a menu by structuring an enumerated shortcut number.

One feature of the mobile communication terminal according to the present invention for achieving the above object, the key input unit 110 having a key for outputting the first signal and the second signal according to the pressing force, to store the items by mapping the group The storage unit 130 extracts and displays items belonging to a group corresponding to the key from the storage unit 130 when the first signal is input from the key, and displays the key when the second signal is input from the key. It includes a control unit 120 for controlling to perform the original function defined in and the display unit 140 for displaying the control results of the control unit.
In addition, a feature of the scroll function implementation method according to the present invention for achieving the above object, in the scroll function implementation method of the mobile communication terminal having a key for outputting the first signal and the second signal according to the pressing force, Determining whether the input key signal is the first signal or the second signal when the signal is input from the key, and as a result of the determination, within a predetermined time after inputting the first signal, a key input unit of the mobile communication terminal When the key input signals are continuously generated from adjacent keys adjacent to the key, the recognition and processing of the continuously generated key input signals as direction key inputs and the display of the processing results are performed.
More preferably, the control unit 120 is provided to the key input unit 110 within a predetermined time after the input of the first signal, when the key input signals are generated continuously from the adjacent key adjacent to the key, the continuously generated Key input signals are recognized as direction key inputs to control the displayed item to be scrolled.
More preferably, the items include phone book information, music list, broadcast channel information, image file, schedule information according to application execution.
More preferably, the controller 120 selects the item when the highlight display according to the scroll function is stopped for a predetermined time while the highlight display is located on one of the items or when a specific execution key is input. Control to run
More preferably, the display 140 displays a list according to application execution in a list type or a wheel type.

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Other objects, features and advantages of the present invention will become apparent from the following detailed description of the accompanying drawings.

Hereinafter, with reference to the accompanying drawings illustrating the configuration and operation of the embodiment of the present invention, the configuration and operation of the present invention shown in the drawings and described by it will be described by at least one embodiment, By the technical spirit of the present invention described above and its core configuration and operation is not limited.

1 is a schematic block diagram of an internal configuration of a mobile communication terminal according to the present invention, and FIG. 2 is a flowchart illustrating a two-stage signal output method according to an embodiment of the present invention.

As shown in FIG. 1, the mobile communication terminal according to the present invention includes a key input unit 110, a control unit 120, a storage unit 130, and a display unit 140.

The key input unit 110 has an input structure capable of inputting primary and secondary signals according to the pressure of the user.

When the user applies a predetermined pressure (primary signal) through the key input unit 110, a first contact is formed internally, and a first signal is generated, and when the user applies a higher pressure (secondary signal), internally The first contact point and the second contact point are formed to output a second signal including the first signal.

The primary signal is half clicked and the secondary signal is fully clicked. The first signal and the second signal are output according to the input state of the key input unit 110.

First, a user applies a pressure to the key input unit 110 to input a signal [S210].

The key input unit 110 outputs a signal corresponding to the pressure applied by the user and transmits the signal to the controller 120.

The control unit 120 receives the output signal of the key input unit 110 and determines whether it is a first signal or a second signal.

As a result of the determination, when the first signal is received [S220], the controller 140 recognizes the first signal as a shortcut key input signal [S230] and calls a control signal for invoking a shortcut function corresponding to the shortcut number. Output [S640].

The storage unit 130 stores an application and related information for executing the shortcut function, and the display unit 140 displays an application execution result and a processing result of the control unit 120.

As a result of the determination, when the second signal is received [S240], the controller 140 recognizes the second signal as a general key input signal [S250] and outputs a number corresponding to the received key. Output a control signal [S260].

3 is an explanatory diagram illustrating a two-stage signal input structure according to an embodiment of the present invention, and 4 is a flowchart illustrating a method of implementing a two-stage signal input according to an embodiment of the present invention.

3 (a) is a normal key switch state. In order to implement a structured short number according to the present invention, as shown in FIGS. 3 (b) and 3 (c), a key switch capable of distinguishing secondary signals should be used.

3 (b) shows the first input by half-click, and FIG. 3 (c) shows the second input by full-click.

Based on FIG. 3 above, FIG. 4 will be described.

Referring to FIG. 4, the mobile communication terminal receives a key input signal input by a user and determines whether the input signal is a first signal [S410, S420].

If the received signal is the first signal, the terminal calls a shortcut function corresponding to the signal [S430].

When the first signal input is maintained even after the shortening function is executed, when the second signal is input [S440, S450], the second signal is recognized as a direction key. A scroll function is implemented using the direction key input [S460].

If the received signal is not the first signal, the terminal recognizes the input signal as a numeric key input, and inputs a number corresponding to the input signal [S470].

5 is an exploded perspective view of a dome type key switch according to an embodiment of the present invention.

5A is an exploded view of the keyswitch, FIG. 5B is a cross-sectional side view of the keyswitch, FIG. 5C is a side cross-sectional view of the keyswitch with primary pressure applied, and FIG.

For the description of FIG. 5A, a description will be given with reference to FIGS. 5B, 5C, and 5D.

Referring to FIG. 5, first, the key switch 500 is provided with protrusions 512 and 513 having a predetermined size and number on an upper portion of the substrate 510, and has an elliptic shape at the center of the substrate 510. The two protrusions 513 are disposed, and a pair of support jaws for supporting the pair of first protrusions 512 and the metal plate 520 having the same height are formed around the two protrusions 513.

The metal plate 520 is a conductive material including metals, and has a predetermined dome shape.

Both ends of the metal plate 520 are supported by the pair of support jaws 511, and the other ends thereof do not contact the pair of first protrusions 512 and are provided correspondingly.

The first pressing jaw 531 having a predetermined shape on the upper portion of the metal plate 520 and having a predetermined edge at the bottom thereof is provided on the lower outer surface, and the first pressing on the inner surface of the first pressing jaw 531. A button portion 530 having a second push jaw 532 having a lower height than the jaw 531 is formed.

In addition, referring to FIG. 5B, a button portion 530 having a second pressing jaw 532 having a height higher than that of the first pressing jaw 531 is formed on an inner surface of the first pressing jaw 531. In addition, a button portion 530 having the same height of the first pressing jaw 531 and the second pressing jaw 532 may be formed.

When a predetermined primary pressure is applied to the button portion 530 of the key input unit 500 coupled in such a manner, as shown in FIG. 5C, the metal plate 520 is provided by the first pressing jaw 531. ) Is pressed so that both ends of the metal plate 520 abut the pair of first protrusions 512 to form a first ground point for outputting a first signal.

When the secondary pressure higher than the pressure is applied, as shown in FIG. D, the center portion of the metal plate 520 is pressed by the second push jaw 532 of the button part 530, thereby providing the metal plate. A second ground point for contacting the second protrusion 513 disposed at the center of the lower surface and outputting the second signal is formed.

6 is a diagram illustrating a keypad design to which a two-stage signal method according to an embodiment of the present invention is applied.

6 (a) illustrates a keypad design for inputting a two-stage signal.

6 (b) is an exemplary keypad showing keys used when a first signal is input.

When the first signal is input, the terminal recognizes the signal as a shortcut key and executes a corresponding shortcut function.

6 (c) is an exemplary keypad showing keys used when a second signal is input.

When the second signal is input, the terminal recognizes the signal as a direction key and outputs a corresponding direction key signal. The menu scroll function can be implemented using the direction keys.

The keypad uses an existing key arrangement as it is, and implements a direction key function using a key switch capable of two-stage signal input. When the keypad capable of inputting the two-stage signal is used, there is an advantage that the direction keys do not need to be used separately.

7 is an explanatory diagram illustrating a structure of a shortcut number according to an embodiment of the present invention.

Referring to Figure 7, it can be seen that the structured shortcut number convenience.

For example, if the existing speed dial number is mapped to each phone number from 1 to 100, the structured speed dial number is mapped to each group from 1 to 9, and each group is unlimited. Can be registered. That is, up to nine groups can be designated, and unlimited number of group members per group can be registered.

The selection of each group is made by using the button of the half input state, and the selection of group members is selected by scrolling using the button of the full input state.

As such, when a group-based structured shortcut number is used to find a desired person's phone number, the group-based structured shortcut number does not memorize the person's shortcut number one by one, and has an advantage of being conveniently found by only remembering the group.

The structure of the shortcut number using the keypad capable of two-stage signal classification is achieved by selecting a group by inputting the first signal, and then scrolling by inputting the second signal without removing a finger from the keypad, thereby immediately directing group members of the group. You should be able to choose.

8 is a diagram illustrating a list type menu screen according to one embodiment of the present invention, and FIG. 9 is a diagram illustrating a wheel type menu screen according to an embodiment of the present invention.

As shown in the first figure of FIG. 8, when the keypad '1' is input halfway, a list of friends registered in the speed dial group '1' is displayed. In this case, scrolling the keypad as shown in the second picture of FIG. 8 scrolls the list of phone numbers registered to the group '1', and when the user stops scrolling at a desired target, the user can call the corresponding phone number as shown in the third picture of FIG. .

9 operates like FIG. 8.

However, the wheel type menu screen is distinguished from the list type menu screen because each user is represented by a photo or an emoticon, etc., there is an advantage in that the image can be selected quickly and accurately.

Those skilled in the art will appreciate that various changes and modifications can be made without departing from the spirit of the present invention. Therefore, the technical scope of the present invention should not be limited to the contents described in the embodiments, but should be defined by the claims.

As described above, according to the present invention, when the existing enumerated shortcut number is structured and the keypad signal is divided into multiple steps, the mobile communication terminal user wants to execute a desired function, without memorizing or searching the menu one by one. The effect is that you can easily run menus and submenus using numbers.

In addition, the present invention has an effect that can input the numeric keys and the direction keys by using one key by providing two output signals from one keypad using the secondary signal input.

In addition, the present invention has the effect of reducing the unnecessary space occupied by the keypad of the mobile communication terminal by implementing various functions using a single key.

Claims (9)

A key input unit 110 having a key for outputting a first signal and a second signal according to a pressing force; A storage unit 130 for mapping and storing items for each group; When the first signal is input from the key, items belonging to a group corresponding to the key are extracted from the storage unit 130 and displayed. If the second signal is input from the key, the original function defined in the key is displayed. Control unit 120 to control to perform; And A mobile communication terminal comprising a display unit for displaying the control results of the control unit (140). The method of claim 1, The controller 120 is provided to the key input unit 110 within a predetermined time after the input of the first signal, and if the key input signals are continuously generated from an adjacent key adjacent to the key, the controller generates the continuously generated key input signals. And controlling the displayed item to be scrolled by recognizing a direction key input. The method of claim 1, The items include mobile phonebook information, music list, broadcasting channel information, image file, schedule information according to the execution of the application. The method of claim 1, The controller 120 controls to select and execute the item when the highlight display according to the scroll function is stopped for a predetermined time while the highlight display is located on one of the items or when a specific execution key is input. Mobile communication terminal, characterized in that. The method of claim 1, The display unit 140 displays a list according to the execution of the application in a list type or a wheel type. In the scroll function implementation method of the mobile communication terminal having a key for outputting the first signal and the second signal according to the pressing force, If a signal is input from the key, determining whether the input key signal is the first signal or the second signal; As a result of the determination, if a key input signal is continuously generated from an adjacent key adjacent to the key while being provided to a key input unit of the mobile communication terminal within a predetermined time after the first signal is input, the continuously generated key input signal is a direction key. Recognizing and processing as an input; And And displaying the processing result. The method of claim 6, The scroll function is a scroll function implementation method, characterized in that for scrolling at least one list of the phonebook information, music list, broadcast channel information, image file, schedule information according to the application execution. delete The method of claim 6, The displaying step may include displaying a list according to an application execution as a list type or a wheel type.

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