Abstract: A controlling a portable device comprising a first touch screen and a second touch screen is provided. The method includes displaying first information related to a first application on the first touch screen and displaying second information related to the first application on the second touch screen; receiving a first user input moving to the first touch screen on the second touch screen; and replacing the first information and the second information with a third information and a fourth information related to the first application on the first touch screen and the second touch screen, in response to receiving the first user input, wherein each of the third information and the fourth information is displayed while being slidden in direction from the second touch screen to the first touch screen and the third information is displayed over a boundary between the first touch screen and the second screen during the sliding of the third information and the fourth information.

Abstract: A method of controlling a portable device including at least one foldable panel and first and second touch screens is provided. The method includes displaying, on the first touch screen, a first page designated as a home screen and an icon related to at least one application, and a dock area, and displaying, on the second touch screen, first information in a state where the foldable panel is unfolded. The method also includes replacing the first page and the dock area with an outgoing call screen, receiving a phone number input, replacing the outgoing call screen with a dialing screen, and displaying, on the second touch screen, a guide message indicating to fold the portable device for a call. The method also includes replacing the dialing screen with a mid-call screen, and removing the guide message displayed on the second touch screen, and displaying the first information.

Abstract: A method of controlling a portable device including at least one foldable panel and first and second touch screens is provided. The method includes displaying, on the first touch screen, a first page designated as a home screen and an icon related to at least one application, and a dock area, and displaying, on the second touch screen, first information in a state where the foldable panel is unfolded. The method also includes replacing the first page and the dock area with an outgoing call screen, receiving a phone number input, replacing the outgoing call screen with a dialing screen, and displaying, on the second touch screen, a guide message indicating to fold the portable device for a call. The method also includes replacing the dialing screen with a mid-call screen, and removing the guide message displayed on the second touch screen, and displaying the first information.

Abstract: A method of controlling a portable device including at least one foldable panel and first and second touch screens is provided. The method includes displaying, on the first touch screen, a first page designated as a home screen and an icon related to at least one application, and a dock area, and displaying, on the second touch screen, first information in a state where the foldable panel is unfolded. The method also includes replacing the first page and the dock area with an outgoing call screen, receiving a phone number input, replacing the outgoing call screen with a dialing screen, and displaying, on the second touch screen, a guide message indicating to fold the portable device for a call. The method also includes replacing the dialing screen with a mid-call screen, and removing the guide message displayed on the second touch screen, and displaying the first information.

Abstract: A method of controlling a portable device including at least one foldable panel and first and second touch screens is provided. The method includes displaying, on the first touch screen, a first page designated as a home screen and an icon related to at least one application, and a dock area, and displaying, on the second touch screen, first information in a state where the foldable panel is unfolded. The method also includes replacing the first page and the dock area with an outgoing call screen, receiving a phone number input, replacing the outgoing call screen with a dialing screen, and displaying, on the second touch screen, a guide message indicating to fold the portable device for a call. The method also includes replacing the dialing screen with a mid-call screen, and removing the guide message displayed on the second touch screen, and displaying the first information.

Abstract: A method and system is disclosed that allows a user to easily and intuitively operate applications that require contact information, in a touch device, via a tray item associated with the contact information. The method for operating applications includes: displaying a contact tray comprised of a number of tray items based on contact information, on an execution screen; receiving an interaction to use a tray item in the contact tray; configuring an execution screen for an application based on contact information of the tray item; and operating the application based on the configured execution screen.

Abstract: A method of controlling a portable device including at least one foldable panel and first and second touch screens is provided. The method includes displaying, on the first touch screen, a first page designated as a home screen and an icon related to at least one application, and a dock area, and displaying, on the second touch screen, first information in a state where the foldable panel is unfolded. The method also includes replacing the first page and the dock area with an outgoing call screen, receiving a phone number input, replacing the outgoing call screen with a dialing screen, and displaying, on the second touch screen, a guide message indicating to fold the portable device for a call. The method also includes replacing the dialing screen with a mid-call screen, and removing the guide message displayed on the second touch screen, and displaying the first information.

Abstract: A method and system is disclosed that allows a user to easily and intuitively operate applications that require contact information, in a touch device, via a tray item associated with the contact information. The method for operating applications includes: displaying a contact tray comprised of a number of tray items based on contact information, on an execution screen; receiving an interaction to use a tray item in the contact tray; configuring an execution screen for an application based on contact information of the tray item; and operating the application based on the configured execution screen.

Abstract: The optical sensor according to an embodiment disclosed herein includes: a lighting unit; a color photographing element for obtaining a color image in the sensing region; a photographing control unit for controlling a light irradiating time; a memory unit for storing a color image and a resultant image; a measurement light image extracting unit for processing the color image or the resultant image; a distance calculating unit for calculating distance or location information of the object; and a color correcting unit for calculating corrected distance or location information of the object.

Abstract: Disclosed herein is a vibrotactile device intuitively providing information by inducing a tactile sense to a user, and a method using the same. The device according to an embodiment includes a vibrating contact panel contacting with a user's hand; a plurality of vibratory modules that are attached to the lower part of the vibrating contact panel and vibrate with different intensities according to the amount of supplied power; and a plurality of vibration isolating links that are coupled, respectively, to an end of each of the modules to support the modules and to isolate the vibration from the modules.

Abstract: A method of controlling a portable device including at least one foldable panel and first and second touch screens is provided. The method includes displaying, on the first touch screen, a first page designated as a home screen and an icon related to at least one application, and a dock area, and displaying, on the second touch screen, first information in a state where the foldable panel is unfolded. The method also includes replacing the first page and the dock area with an outgoing call screen, receiving a phone number input, replacing the outgoing call screen with a dialing screen, and displaying, on the second touch screen, a guide message indicating to fold the portable device for a call. The method also includes replacing the dialing screen with a mid-call screen, and removing the guide message displayed on the second touch screen, and displaying the first information.

Abstract: A method and system is disclosed that allows a user to easily and intuitively operate applications that require contact information, in a touch device, via a tray item associated with the contact information. The method for operating applications includes: displaying a contact tray comprised of a number of tray items based on contact information, on an execution screen; receiving an interaction to use a tray item in the contact tray; configuring an execution screen for an application based on contact information of the tray item; and operating the application based on the configured execution screen.

Abstract: A method and system is disclosed that allows a user to easily and intuitively operate applications that require contact information, in a touch device, via a tray item associated with the contact information. The method for operating applications includes: displaying a contact tray comprised of a number of tray items based on contact information, on an execution screen; receiving an interaction to use a tray item in the contact tray; configuring an execution screen for an application based on contact information of the tray item; and operating the application based on the configured execution screen.

Abstract: This disclosure relates to a vibrotactile mobile device which induces a tactile sense at various positions in an interface method of operating the mobile device so that a user may intuitively interact with the mobile device while seeing a program execution status, and to a method of driving the vibrotactile mobile device. The method of driving the vibrotactile mobile device includes: providing a user interface for inputting a command signal on a screen operated in accordance with a program; calculating a target vibration position and a direction and a speed of a vibration flow with time so as to recognize a trajectory of the command signal displayed on the screen and supply a vibration stimulus corresponding to the trajectory of the command signal; and driving the vibration module by controlling a supply of power to be applied to vibration modules based on the calculated result.

Abstract: The optical sensor according to an embodiment disclosed herein includes: a lighting unit; a color photographing element for obtaining a color image in the sensing region; a photographing control unit for controlling a light irradiating time; a memory unit for storing a color image and a resultant image; a measurement light image extracting unit for processing the color image or the resultant image; a distance calculating unit for calculating distance or location information of the object; and a color correcting unit for calculating corrected distance or location information of the object.

Abstract: Provided is a method of controlling a pointer, such as changing between a pointer mode for activating the pointer and a search key mode for deactivating the pointer, in a mobile terminal having a pointing device. The method of controlling a pointer includes detecting movement input by the pointing device; identifying whether the detected movement satisfies a condition of changing a display mode; if the detected movement satisfies a condition of changing a display mode, displaying the pointer by changing the current display mode to a pointer mode; identifying whether a specific key is input; and if the specific key is input, hiding the pointer by changing the current display mode to a search key mode. Additionally, if elapsed time measured after displaying the pointer exceeds a predetermined value, the display mode of the mobile terminal may automatically be changed to a search key mode.

Abstract: A method and system is disclosed that allows a user to easily and intuitively operate applications that require contact information, in a touch device, via a tray item associated with the contact information. The method for operating applications includes: displaying a contact tray comprised of a number of tray items based on contact information, on an execution screen; receiving an interaction to use a tray item in the contact tray; configuring an execution screen for an application based on contact information of the tray item; and operating the application based on the configured execution screen.

Abstract: This disclosure relates to a vibrotactile mobile device which induces a tactile sense at various positions in an interface method of operating the mobile device so that a user may intuitively interact with the mobile device while seeing a program execution status, and to a method of driving the vibrotactile mobile device. The method of driving the vibrotactile mobile device includes: providing a user interface for inputting a command signal on a screen operated in accordance with a program; calculating a target vibration position and a direction and a speed of a vibration flow with time so as to recognize a trajectory of the command signal displayed on the screen and supply a vibration stimulus corresponding to the trajectory of the command signal; and driving the vibration module by controlling a supply of power to be applied to vibration modules based on the calculated result.

Abstract: A method and apparatus for operating a mobile terminal having two or more display units are provided. Display of screen data and function execution are performed through coordinated operations of the display units. The method includes displaying screen data of an electronic document on a first display according to a user request, transforming, upon detection of a mode transition interaction, the screen data of the electronic document displayed on the first display, and displaying the transformed screen data of the electronic document on a second display.

Abstract: Provided is a method of controlling a pointer, such as changing between a pointer mode for activating the pointer and a search key mode for deactivating the pointer, in a mobile terminal having a pointing device. The method of controlling a pointer includes detecting movement input by the pointing device; identifying whether the detected movement satisfies a condition of changing a display mode; if the detected movement satisfies a condition of changing a display mode, displaying the pointer by changing the current display mode to a pointer mode; identifying whether a specific key is input; and if the specific key is input, hiding the pointer by changing the current display mode to a search key mode. Additionally, if elapsed time measured after displaying the pointer exceeds a predetermined value, the display mode of the mobile terminal may automatically be changed to a search key mode.