KR20100103275A - Method and apparatus for inputting key using virtual keypad - Google Patents

Method and apparatus for inputting key using virtual keypad Download PDF

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Publication number
KR20100103275A
KR20100103275A KR1020090021823A KR20090021823A KR20100103275A KR 20100103275 A KR20100103275 A KR 20100103275A KR 1020090021823 A KR1020090021823 A KR 1020090021823A KR 20090021823 A KR20090021823 A KR 20090021823A KR 20100103275 A KR20100103275 A KR 20100103275A
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KR
South Korea
Prior art keywords
virtual keypad
display area
key
touch event
displayed
Prior art date
Application number
KR1020090021823A
Other languages
Korean (ko)
Inventor
김민철
Original Assignee
유비벨록스(주)
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Publication date
Application filed by 유비벨록스(주) filed Critical 유비벨록스(주)
Priority to KR1020090021823A priority Critical patent/KR20100103275A/en
Publication of KR20100103275A publication Critical patent/KR20100103275A/en

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
    • G06F3/023—Arrangements for converting discrete items of information into a coded form, e.g. arrangements for interpreting keyboard generated codes as alphanumeric codes, operand codes or instruction codes
    • G06F3/0233—Character input methods
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
    • G06F3/0481—Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
    • G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
    • G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
    • G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
    • G06F3/04886—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures by partitioning the display area of the touch-screen or the surface of the digitising tablet into independently controllable areas, e.g. virtual keyboards or menus

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • User Interface Of Digital Computer (AREA)
  • Input From Keyboards Or The Like (AREA)

Abstract

The present invention relates to an input method and an input device for providing a key input function using a virtual keypad.

The present invention provides a virtual keypad configuration setting unit for setting virtual keypad configuration information including a virtual keypad size of a virtual keypad and a display area size of a display area of a terminal screen on which the virtual keypad is displayed; An input function state switching unit for switching the input function state to an active state when focus is generated in the input dialog box; A virtual keypad display unit for displaying a virtual keypad on a display area based on the virtual keypad configuration information when the input function state is switched to an active state; And a touch event process performing unit configured to perform a touch event process corresponding to the recognized touch event when recognizing a touch event generated from the virtual keypad displayed on the display area. Provide an input device.

According to the present invention, the virtual keypad displayed on the terminal screen is enlarged and displayed, and the displayed portion of the enlarged virtual keypad can be moved, thereby providing convenience of key input through the enlarged virtual keypad.

Description

Input method and input device providing a key input function using a virtual keypad {Method and Apparatus for Inputting Key using Virtual Keypad}

The present invention relates to an input method and an input device for providing a key input function using a virtual keypad. More specifically, the present invention relates to an input method and an input device for adjusting a size of a virtual keypad displayed on a terminal screen and providing a key input function using the adjusted virtual keypad.

In recent years, many handheld devices such as mobile communication terminals, PDAs, and electronic dictionaries having touch screen screens have been widely used, and input devices of such handle-held devices are virtually touched on touch screen screens. A keypad is displayed, and a key input is performed by recognizing a user's touch event through the displayed virtual keypad.

However, since the input device of the conventional handle-held devices displays the entire virtual keypad when displaying the virtual keypad on the screen, each of the keys included in the virtual keypad is inevitably displayed small. Therefore, there is a problem that the user may not touch the desired key accurately, but also frequently recognizes a touch event.

In particular, when handle-held devices use a QWERTY keypad with a keyboard layout similar to that of a typical PC, the QWERTY keypad type contains more keys than other keypad types, In the case of displaying the whole, each of the keys included in the virtual keypad may be displayed in a very small size, and thus, an incorrect touch of a key desired by a user or an error in recognition of a touch event may occur more frequently.

An object of the present invention for solving the above problems is to enable the user to enlarge or reduce the virtual keypad displayed on the terminal screen, so that each key included in the displayed virtual keypad is adjusted to a size that is not inconvenient for the user to recognize. In this way, it is possible to accurately touch a desired key by the user, thereby greatly reducing a recognition error of a touch event.

The present invention for achieving the above object, the virtual keypad configuration setting unit for setting the virtual keypad configuration information including the size of the virtual keypad of the virtual keypad and the display area of the display area in the terminal screen is displayed; An input function state switching unit for switching the input function state from an inactive state to an activated state when focus is generated in the input dialog box; A virtual keypad display unit for displaying the virtual keypad on the display area based on the set virtual keypad configuration information when the input function state is switched to the active state; And a touch event process execution unit configured to perform a touch event process corresponding to the recognized touch event when recognizing a touch event generated from the virtual keypad displayed on the display area. Provides an input device that provides.

The present invention also provides a virtual keypad configuration setting step of setting virtual keypad configuration information including a virtual keypad size of a virtual keypad and a display area size of a display area of a terminal screen on which the virtual keypad is displayed; An input function state switching step of switching the input function state from an inactive state to an activated state when focus is generated in the input dialog box; A virtual keypad displaying step of displaying the virtual keypad on the display area based on the set virtual keypad configuration information when the input function state is switched to the active state; And performing a touch event process of performing a touch event process corresponding to the recognized touch event when recognizing a touch event generated from the virtual keypad displayed on the display area. Provide an input method that provides functionality.

As described above, according to the present invention, by allowing the virtual keypad displayed on the terminal screen to be enlarged or reduced, each key included in the virtual keypad is adjusted and displayed to have a size that is not inconvenient for the user to recognize. Therefore, by allowing the user to touch the desired key accurately, there is an effect that significantly reduces the recognition error of the touch event.

In addition, according to the present invention, it is possible to enlarge and display the virtual keypad displayed on the terminal screen, and to move the displayed portion of the enlarged virtual keypad, the effect of providing the convenience of key input through the enlarged virtual keypad have. In particular, this effect can be even greater when the virtual keypad is a keypad type (eg, a QWERTY keypad) containing many keys.

Hereinafter, some embodiments of the present invention will be described in detail through exemplary drawings. In adding reference numerals to the components of each drawing, it should be noted that the same reference numerals are assigned to the same components as much as possible even though they are shown in different drawings. In the following description of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear.

In addition, in describing the component of this invention, terms, such as 1st, 2nd, A, B, (a), (b), can be used. These terms are only for distinguishing the components from other components, and the nature, order or order of the components are not limited by the terms. If a component is described as being "connected", "coupled" or "connected" to another component, that component may be directly connected to or connected to that other component, but there may be another configuration between each component. It is to be understood that the elements may be "connected", "coupled" or "connected".

1 is a block diagram of an input device 100 that provides a key input function using a virtual keypad according to an embodiment of the present invention.

Referring to FIG. 1, an input device 100 that provides a key input function using a virtual keypad according to an embodiment of the present invention may include a display area in a terminal screen on which a virtual keypad size and a virtual keypad of a virtual keypad are displayed. A virtual keypad preference unit 110 for setting virtual keypad preference information including a display area size; An input function state switching unit 120 for switching the input function state from an inactive state to an activated state when focus is generated in the input dialog box; A virtual keypad display unit 130 for displaying the virtual keypad on the display area based on the set virtual keypad configuration information when the input function state is switched to the active state; And a touch event process performing unit 140 for performing a touch event process corresponding to the recognized touch event when recognizing the touch event generated from the virtual keypad displayed on the display area.

The above-described virtual keypad configuration unit 110, in addition to the size of the virtual keypad of the virtual keypad and the display area size of the display area in which the virtual keypad is displayed on the terminal screen, one or more of transparency, resolution, horizontal / vertical type and keypad type may be used. The virtual keypad configuration information may be set.

The above mentioned keypad types are Hangul 2 Beol keypad type, Hangul 3 Beol keypad type, QWERTY keypad type, DVORAC keypad type, and numeric keypad type (4-line and 3-column keypad commonly used in mobile phones). Type), and the like.

A touch event that can be recognized by the input device 100 that provides a key input function by using a virtual keypad according to an embodiment of the present invention is an input generated by a user touching a terminal screen. As an event, one or more of a tapping event, a drag event, a flicking event, a press event, a release event, and the like may be included.

The tapping event is a touch event that occurs when the user presses the terminal screen lightly (shortly) once and then floats, and is similar to an input operation such as a mouse click on a general PC.

The drag event is a touch event that is generated by a user's pressing and touching of the terminal screen after moving to a specific position, and is a touch event having a dragging direction.

The flicking event is a touch event that occurs after the user touches the terminal screen and then moves to a specific direction (up, down, left, right, diagonal, etc.) and the contact with the terminal screen falls.

The press event refers to a touch event for an operation in which the user continuously touches the contact with the terminal screen after touching the terminal screen, and the release event is an operation in which the contact with the terminal screen falls after the user touches the terminal screen. For a touch event.

When the virtual keypad size is set larger than the display area size, the virtual keypad display unit 130 displays the display area size of the entire portion of the virtual keypad in the display area. In other words, the entire virtual keypad is not displayed on the display area of the terminal screen, but only a part of the virtual keypad is displayed on the display area of the terminal screen. By displaying only a portion of the virtual keypad on the display area of the terminal screen having a limited size, each key included in the virtual keypad can be enlarged and displayed, which can be easily viewed by the user and reduces key input errors. Can be.

As such, by displaying only a part of the virtual keypad on the display area of the terminal screen, the rest of the virtual keypad not displayed on the display area of the terminal screen allows the user to drag the terminal screen to enter the display area. can do.

In other words, if the above-described touch event process performing unit 140 recognizes "one or more drag events" generated in the display area where a portion of the virtual keypad is displayed as a touch event, movement information on the recognized drag event. Accordingly, the "virtual keypad movement process" for moving the display portion displayed on the display area among the entire portions of the virtual keypad can be performed.

2 illustrates various touch event processes performed by the touch event process performing unit 140 included in the input device 100 that provides a key input function using a virtual keypad according to an embodiment of the present invention. Referring to FIG. 6, the touch event process performing unit 140 may be configured in addition to the above-described "virtual keypad movement process 210" in addition to the type of the touch event recognized or the type of the position where the touch event is recognized (for example, a kind of a key). Accordingly, various corresponding touch event processes are performed.

Referring to FIG. 2, a touch event processor performed according to a touch event 200 occurring in a display area on which a virtual keypad or a virtual keypad is displayed includes a “virtual keypad moving process 210” and a “character input process 220”. "," Function processing process 230 "," special key process 240 "and" display area size changing process 250 "and the like.

When the touch event process performing unit 140 recognizes a "tap event" as a touch event among a plurality of keys included in the virtual keypad displayed on the display area of the terminal screen as a touch event, a character (Korean, English, A "character input process 220" for inputting symbols and numbers) or a "function processing process 230" for processing a specific function assigned to a specific key. The above-mentioned specific key is one of several keys on the virtual keypad, and is assigned a key to which letters such as Korean, English letters, symbols and numbers are assigned, or "ESC key", "Function key (F1 to F12 key)", " DEL key "," Backspace (←) key "," Tab key "," Enter key "," Insert key "and" direction keys (↑, ↓, ←, →) "and the like.

In addition, when the touch event process performing unit 140 recognizes the "touch event generated from the special key" included in the virtual keypad displayed on the display area of the terminal screen, it indicates that the special key is activated and is assigned to the special key. A "special key process 240" that handles special functions can be performed. Here, the special key may include one or more of "Shift key", "Ctrl key" and "Alt key".

When the touch event process performing unit 140 indicates that the special key is activated, when a touch event generated from the special key included in the virtual keypad displayed on the display area of the terminal screen is recognized, the touch event process performing unit 140 may include a special key or a special key. By changing one or more of the color and shape of the associated keys, it can be indicated that the special key is active.

According to the present invention, the terminal screen is divided into a display area in which the virtual keypad is displayed and a non-display area in which the virtual keypad is not displayed, according to the size of the display area in which the virtual keypad can be displayed. Recognizing the "touch event occurring at the dividing point of the display area and the non-display area", by changing the display area size according to the recognized touch event, the "display area size change process (" 250) ".

In more detail, for example, the touch event process performing unit 140 may perform a "press" that lasts for a predetermined time at a split point of a display area where a virtual keypad is displayed on the terminal screen and an undisplay area where the virtual keypad is not displayed. Press) event is generated and recognized as a touch event, the size of the display area on which the virtual keypad in the terminal screen is displayed can be changed, and then a "drag event in a specific direction at the point of dividing the display area and the non-display area" is performed. Is generated and recognized as a touch event, the display area size can be changed according to a drag event in a specific direction.

Input device 100 according to an embodiment of the present invention described above is included in the handheld device (Handheld Device) such as a mobile communication terminal, a PDA and an electronic dictionary having a touch screen terminal screen or handheld It may be a handheld device itself.

In addition, the touch screen type terminal screen provided in the above-described handheld device may be a vertical terminal screen (see FIG. 5) for vertically displaying contents, or a horizontal terminal screen for horizontally displaying (see FIG. 13). Can be.

In addition, the input device 100 according to an embodiment of the present invention described above may input a website address when the website is accessed or a text when writing a notepad or text message using a virtual keypad. .

3 is a diagram illustrating a virtual keypad 300 displayed on a display area of a terminal screen in the input device 100 according to an embodiment of the present invention.

In FIG. 3, it is assumed that the virtual capital 300 is a QWERTY keypad type of a keyboard layout type that is commonly used in a general PC keyboard.

A process of accessing a website by viewing a web page by inputting a website address (eg, http://www.veloxsoft.com) using the virtual keypad 300 illustrated in FIG. 3 is shown in FIGS. 4 to 11. It will be described with reference to.

In addition, in FIGS. 4 to 11, it is assumed that the terminal screen is a vertical terminal screen that displays the contents vertically long, and the display area where the virtual display 300 is displayed on the terminal screen is located at the lower portion of the terminal screen. It is assumed that the display area size of the display area 320 is smaller than the total size 310 of the virtual keypad 300.

4 is a diagram exemplarily illustrating a vertical terminal screen 400 when an input function is inactivated.

Referring to FIG. 4, when the input function is inactivated, the terminal screen 400 includes an input dialog 410 in which input text is displayed when a website address is input using the virtual keypad 300; And a portion 420 on which the downloaded web page is displayed by accessing the website.

Referring to FIG. 5, which illustrates an example in which the input function is switched to an active state and the virtual keypad 300 is displayed on the terminal screen 400, the user touches the input dialog 410 to input the dialog 410. When the focus occurs, the input device 100 switches the input function from an inactive state to an activated state. Subsequently, the input device 100 is located at the lower end of the terminal screen 400 and a portion of the virtual keypad 300 in the display area 320 having an area in which the virtual keypad 300 can be displayed and having a preset display area size. Is displayed.

FIG. 6 is an exemplary diagram for explaining a text input process through the virtual keypad 300 displayed on the display area 320 of the terminal screen 400 for inputting a website address to access a website. Here, it is assumed that the website address is "http://www.veloxsoft.com".

Referring to FIG. 6, when the user lightly touches the “H key” 600 with the finger 610 among the various keys included in the virtual keypad 300 displayed on the display area 320, the input device 100 may be “ The input dialog 410 is performed by recognizing the tapping event generated from the H key 600 as a touch event and performing the character input process 220 for inputting the letter “h” assigned to the “H key” 600. The letter "h" is entered. In this way, you can enter the website address "http://www.veloxsoft.com".

However, referring to FIG. 6, the virtual keypad 300 displayed on the display area 320 includes “: key”, “/ key”, “L key”, “O key” and “among the characters included in the website address. M key "is not visible. Therefore, the virtual keypad 300 must be moved so that these invisible keys enter the display area 320 and are displayed. An example thereof will be described with reference to FIGS. 7 to 9.

7 is an exemplary diagram for explaining a virtual keypad movement process.

Referring to FIG. 7, after inputting up to "http://www.ve", the user tries to input the letter "l" but the "L key" is not visible. Therefore, the user uses one finger 710 to display the display area 320. By dragging from any point 701 at to any other point 702, the input device 100 recognizes a drag event and moves the virtual keypad 300 by the dragged movement distance 701 → 702. Perform keypad move process 210. As a result, as shown in FIG. 8, the virtual keypad 300 is moved and displayed so that the "L key" 800 is displayed on the display area 320.

In addition, as the user drags two fingers 710 and 720 from arbitrary points 701 and 703 to other arbitrary points 702 and 704, the input device 100 recognizes two drag events and In addition, the virtual keypad movement process 210 may be performed to move the virtual keypad 300 by a distance 701 → 702 and 703 → 704 in which two touch points are moved. As a result, as shown in FIG. 8, the virtual keypad 300 is moved and displayed so that the "L key" 800 is displayed on the display area 320. To this end, the input device 100 may recognize two or more touch points.

Whether one drag event or two drag events are used for the virtual keypad movement process 210 may be selectively changed according to an implementation method or a usage setting of the input device 100.

FIG. 8 exemplarily illustrates the virtual keypad 300 displayed by moving the “L key” 800 to the display area 320 as a result of performing the virtual keypad moving process 210 described above with reference to FIG. 7. to be.

9 illustrates that the user touches the "L key" 800 with a finger 900 through the virtual keypad 300 displayed by moving the "L key" 800 to the display area 320. By recognizing the tapping event generated from the "L key" 800 as a touch event, and performing the character input process 220 for inputting "l" which is the letter assigned to the "L key" 800, The letter "l" is input to the input dialog 410, up to "l".

After entering both the website address "http://www.veloxsoft.com" through the above-described text input process 220 and the virtual keypad movement process 210, as shown in FIG. When the finger 1010 touches the "Enter key" 1000 displayed on the virtual keypad 300 with the finger 1010, the input device 100 is assigned to a specific function assigned to the "Enter key" 1000 (here, the corresponding website address). And a function of downloading and displaying a web page).

For this reason, as shown in FIG. 11, the webpage 1100 is downloaded by accessing the website (http://www.veloxsoft.com) and displayed on the terminal screen.

12 is a diagram of adjusting a display area size of the display area 320 in which the virtual keypad 300 is displayed.

Referring to FIG. 12, when the user presses the division point 1200 of the display area 320 on which the virtual keypad 300 is displayed and the non-display area on which the virtual keypad 300 is not displayed, with the finger 1210 for about 1 second. The input device 100 recognizes a touch event (press event) occurring at the split point 1200, switches to a state where the size of the display area of the display area 320 on which the virtual keypad 300 is displayed can be changed. Subsequently, when a drag event in a specific direction occurs at the split point 1200 of the display area 320 and the non-display area, the input device 100 increases or decreases the display area 320 up or down, thereby moving in a specific direction. Change the display area size according to the drag event.

FIG. 13 is a diagram exemplarily illustrating that a virtual keypad 300 is displayed on a horizontal terminal screen 1300.

Referring to FIG. 13, a display area 1320 on which a virtual keypad 300 is displayed in a horizontal terminal screen 1300 is positioned at a lower end thereof, and the entire virtual keypad 300 may be displayed on the display area 1320. have. In addition, FIG. 13 illustrates an example of text input using the virtual keypad 300 to create a memo pad or a text message.

FIG. 14 is a diagram illustrating an enlarged display of the virtual keypad 300 in a display area 1320 in which the virtual keypad 300 is displayed in the horizontal terminal screen 1300.

FIG. 15 is a view of adjusting the size of the display area of the display area 1320 in which the virtual keypad 300 is displayed in the horizontal terminal screen 1300.

Referring to FIG. 15, when the user presses the division point 1500 of the display area 1320 on which the virtual keypad 300 is displayed and the non-display area on which the virtual keypad 300 is not displayed, with the finger 1510 for about 1 second. The input device 100 recognizes a touch event (press event) occurring at the split point 1500, switches to a state where the size of the display area of the display area 1320 on which the virtual keypad 300 is displayed can be changed. Subsequently, when a drag event in a specific direction occurs at the split point 1500 of the display area 1320 and the non-display area, the input device 100 increases or decreases the display area 1320 up or down, thereby Change the display area size according to the drag event.

16 is a flowchart illustrating an input method in which the input device 100 provides a key input function using a virtual keypad according to an embodiment of the present invention.

Referring to FIG. 16, an input method for providing a key input function using a virtual keypad by the input apparatus 100 according to an embodiment of the present invention may be performed in a terminal screen on which a virtual keypad size and a virtual keypad of the virtual keypad are displayed. A virtual keypad configuration step of setting virtual keypad configuration information including a display area size of the display area (S1600); An input function state switching step (S1602) of switching the input function state from an inactive state to an activated state when focus is generated in the input dialog box; A virtual keypad display step (S1604) of displaying the virtual keypad on the display area based on the set virtual keypad configuration information when the input function state is switched to the active state; And a touch event process performing step (S1606) of performing a touch event process corresponding to the recognized touch event when the touch event generated from the virtual keypad displayed on the display area is recognized.

As described above, according to the present invention, by allowing the virtual keypad displayed on the terminal screen to be enlarged or reduced, each key included in the virtual keypad is adjusted and displayed to have a size that is not inconvenient for the user to recognize. Therefore, by allowing the user to touch the desired key accurately, there is an effect that significantly reduces the recognition error of the touch event.

In addition, according to the present invention, it is possible to enlarge and display the virtual keypad displayed on the terminal screen, and to move the displayed portion of the enlarged virtual keypad, the effect of providing the convenience of key input through the enlarged virtual keypad have. In particular, this effect can be even greater when the virtual keypad is a keypad type (eg, a QWERTY keypad) containing many keys.

In the above description, all elements constituting the embodiments of the present invention are described as being combined or operating in combination, but the present invention is not necessarily limited to the embodiments. In other words, within the scope of the present invention, all of the components may be selectively operated in combination with one or more. In addition, although all of the components may be implemented in one independent hardware, each or all of the components may be selectively combined to perform some or all functions combined in one or a plurality of hardware. It may be implemented as a computer program having a. Codes and code segments constituting the computer program may be easily inferred by those skilled in the art. Such a computer program may be stored in a computer readable storage medium and read and executed by a computer, thereby implementing embodiments of the present invention. The storage medium of the computer program may include a magnetic recording medium, an optical recording medium, a carrier wave medium, and the like.

In addition, the terms "comprise", "comprise" or "having" described above mean that the corresponding component may be included, unless otherwise stated, and thus excludes other components. It should be construed that it may further include other components instead. All terms, including technical and scientific terms, have the same meanings as commonly understood by one of ordinary skill in the art unless otherwise defined. Terms commonly used, such as terms defined in a dictionary, should be interpreted to coincide with the contextual meaning of the related art, and shall not be construed in an ideal or excessively formal sense unless explicitly defined in the present invention.

The foregoing description is merely illustrative of the technical idea of the present invention, and various changes and modifications may be made by those skilled in the art without departing from the essential characteristics of the present invention. Therefore, the embodiments disclosed in the present invention are not intended to limit the technical idea of the present invention but to describe the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments. The protection scope of the present invention should be interpreted by the following claims, and all technical ideas within the equivalent scope should be interpreted as being included in the scope of the present invention.

1 is a block diagram of an input device for providing a key input function using a virtual keypad according to an embodiment of the present invention;

2 is a diagram illustrating a touch event process performed by a touch event process performing unit included in an input device for providing a key input function using a virtual keypad according to an embodiment of the present invention;

3 exemplarily illustrates a virtual keypad;

4 is a diagram illustrating an example of a vertical terminal screen when the input function is inactive;

5 is a diagram illustrating an example in which a virtual keypad is displayed on a vertical terminal screen with an input function switched to an active state;

6 is an exemplary diagram for explaining a text input process through a virtual keypad for inputting a website address to access a website;

7 is an exemplary diagram for explaining a virtual keypad movement process;

8 is a view showing an example of a virtual keypad moved and displayed as a result of performing a virtual keypad movement process;

9 is an exemplary diagram for explaining a character input process through the moved virtual keypad displayed;

10 is a diagram of finishing input of a website address through a virtual keypad;

11 is a view showing a web page by accessing a website,

12 is a view of adjusting a display area size of a display area in which a virtual keypad is displayed;

FIG. 13 is a diagram illustrating an example of displaying a virtual keypad on a horizontal terminal screen; FIG.

FIG. 14 is a diagram illustrating an enlarged display of a virtual keypad on a horizontal terminal screen;

15 is a view of adjusting the size of a display area of a display area on which a virtual keypad is displayed on a horizontal terminal screen;

16 is a flowchart illustrating an input method for providing a key input function using a virtual keypad according to an embodiment of the present invention.

<Description of Symbols for Main Parts of Drawings>

100: input device 110: virtual keypad configuration unit

120: input function state switching unit 130: virtual keypad display unit

140: touch event process performing unit 200: touch event

300: virtual keypad 320: display area

400: vertical terminal screen 410: input dialog

1300: Horizontal terminal screen

Claims (13)

An input device that provides a key input function using a virtual keypad, A virtual keypad configuration setting unit configured to set virtual keypad configuration information including a virtual keypad size of a virtual keypad and a display area size of a display area of a terminal screen on which the virtual keypad is displayed; An input function state switching unit for switching the input function state from an inactive state to an activated state when focus is generated in the input dialog box; A virtual keypad display unit for displaying the virtual keypad on the display area based on the set virtual keypad configuration information when the input function state is switched to the active state; And A touch event process execution unit configured to perform a touch event process corresponding to the recognized touch event when recognizing a touch event generated from the virtual keypad displayed on the display area Input device for providing a key input function using a virtual keypad comprising a. The method of claim 1, The virtual keypad display unit, If the virtual keypad size is set larger than the display area size, And a key input function using the virtual keypad, wherein the size of the display area is displayed on the display area of the entire portion of the virtual keypad. 3. The method of claim 2, The touch event process performing unit, When one or more drag events occurring in the display area on which a portion of the virtual keypad is displayed are recognized as the touch events, the display area is displayed among all parts of the virtual keypad according to movement information on the recognized drag event. An input device for providing a key input function using a virtual keypad, characterized in that for performing a virtual keypad moving process for moving a display portion displayed on the screen. The method of claim 1, The virtual keypad configuration unit, In addition to the virtual keypad size and the display area size, An input device for providing a key input function using a virtual keypad, characterized in that for setting the virtual keypad configuration information including at least one of transparency, resolution, horizontal / vertical type and keypad type. The method of claim 4, wherein The keypad type is Key input functions are performed using a virtual keypad, which includes one or more of the English QWERTY keypad type, the English DVORAC keypad type, the Korean 2-Bulley keypad type, the Korean 3-Bulley keypad type, and the numeric keypad type. Providing input device. The method of claim 1, The touch event, Provide a key input function using a virtual keypad, which includes one or more of a tapping event, a drag event, a flicking event, a press event, and a release event. Input device. The method of claim 1, The touch event process performing unit, A function of processing a character input process for inputting a character assigned to the specific key or a specific function assigned to the specific key when recognizing a tapping event as the touch event from a specific key included in the virtual keypad displayed on the display area; An input device for providing a key input function using a virtual keypad, characterized in that for performing a processing process. The method of claim 1, The touch event process performing unit, When the touch event generated from the special key included in the virtual keypad displayed on the display area is recognized, And a key input function using a virtual keypad, which indicates that the special key is activated and performs a special key process for processing a special function assigned to the special key. The method of claim 8, The special key, An input device for providing a key input function using a virtual keypad, characterized in that it comprises one or more of a shift key, a Ctrl key, and an Alt key. The method of claim 8, The touch event process performing unit, When the touch event generated from the special key included in the virtual keypad displayed on the display area is recognized, And a key input function using a virtual keypad, wherein the special key is activated by changing one or more of a color and a shape of the special key or keys associated with the special key. The method of claim 1, The terminal screen, According to the size of the display area, divided into the display area on which the virtual keypad is displayed and the non-display area where the virtual keypad is not displayed, The touch event process performing unit, Recognizing the touch event occurring at the split point of the display area and the non-display area, by changing the size of the display area according to the recognized touch event, the display area for adjusting the split ratio of the display area and the non-display area An input device for providing a key input function using a virtual keypad, characterized in that to perform a resizing process. The method of claim 11, The touch event process performing unit, When a press event that lasts for a predetermined time occurs at a split point between the display area and the non-display area and is recognized as the touch event, the display area size can be changed. Subsequently, when a drag event in a specific direction occurs at a split point between the display area and the non-display area and is recognized as the touch event, the display area size is changed according to the drag event in the specific direction. Input device that provides key input functions using a virtual keypad. An input method for providing a key input function using a virtual keypad, A virtual keypad configuration setting step of setting virtual keypad configuration information including a virtual keypad size of a virtual keypad and a display area size of a display area of a terminal screen on which the virtual keypad is displayed; An input function state switching step of switching the input function state from an inactive state to an activated state when focus is generated in the input dialog box; A virtual keypad displaying step of displaying the virtual keypad on the display area based on the set virtual keypad configuration information when the input function state is switched to the active state; And Performing a touch event process for performing a touch event process corresponding to the recognized touch event when recognizing a touch event generated from the virtual keypad displayed on the display area; Input method for providing a key input function using a virtual keypad characterized in that it comprises a.
KR1020090021823A 2009-03-13 2009-03-13 Method and apparatus for inputting key using virtual keypad KR20100103275A (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101271496B1 (en) * 2011-12-29 2013-06-05 세종대학교산학협력단 Method and touch screen device for implementing user interface using skin type interface
WO2013151354A1 (en) * 2012-04-04 2013-10-10 Seo Ju Hong Method for displaying keypad for smart device
CN104317524A (en) * 2014-10-29 2015-01-28 北京联云格科技有限公司 Method and system for switching HID (human interface device) to English input state
KR20150114695A (en) * 2014-04-02 2015-10-13 김호성 Terminal having transparency adjustable input means and input method thereof
CN112256121A (en) * 2020-09-10 2021-01-22 苏宁智能终端有限公司 Implementation method and device based on AR (augmented reality) technology input method
KR102270410B1 (en) * 2019-12-20 2021-06-28 민현기 Auxiliary display device for keyboard instrument and digital keyboard instrument with auxiliary display device for keyboard instrument

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101271496B1 (en) * 2011-12-29 2013-06-05 세종대학교산학협력단 Method and touch screen device for implementing user interface using skin type interface
WO2013151354A1 (en) * 2012-04-04 2013-10-10 Seo Ju Hong Method for displaying keypad for smart device
US9311000B2 (en) 2012-04-04 2016-04-12 Joo Hong Seo Method for displaying keypad for smart devices
KR20150114695A (en) * 2014-04-02 2015-10-13 김호성 Terminal having transparency adjustable input means and input method thereof
CN104317524A (en) * 2014-10-29 2015-01-28 北京联云格科技有限公司 Method and system for switching HID (human interface device) to English input state
KR102270410B1 (en) * 2019-12-20 2021-06-28 민현기 Auxiliary display device for keyboard instrument and digital keyboard instrument with auxiliary display device for keyboard instrument
CN112256121A (en) * 2020-09-10 2021-01-22 苏宁智能终端有限公司 Implementation method and device based on AR (augmented reality) technology input method

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