Abstract: A method for an electronic device to control an object includes recognizing a first object and a second object, identifying a first attribute of the first object and a second attribute of the second object, selecting an object to control based on the first attribute and the second attribute, generating an operation signal for the selected object, and transmitting the generated operation signal to the selected object.

Abstract: A method of determining a length of an object by using an electronic device includes obtaining, by the electronic device, a length, of the electronic device, between a first point and a second point on the electronic device; obtaining, by the electronic device, a tension applied to a third point on the electronic device, the third point being located between the first point and the second point; and correcting the obtained length by using the obtained tension and prestored reference tension information, the prestored reference tension information indicating a relationship of the tension applied to the third point with respect to the length of the object, and determining the corrected length as a final length of the object.

Abstract: A handwriting-based User Interface (UI) apparatus and a method for executing an intended function menu using notes stored in a user terminal supporting a handwriting-based memo function are provided, in which upon user request, a note that has been written by the memo function and stored is retrieved and displayed on a screen. A whole or part of the contents of the displayed note are selected by a first input form. The contents of a note written on the screen by the memo function is designated as a command to execute for the selected whole or part of the contents by a second input form different from the first input form. The selected whole or part of the contents are processed according to the command.

Abstract: Provided is a device for detecting stress of a user based on a bio-signal of the user, and when the stress is detected, outputting information of a peripheral device.

Abstract: A portable apparatus and a method of changing a content screen of the portable apparatus are provided. The portable apparatus includes changing a displayed content in response to an increase in a visual fatigue and a method of changing a content screen of the portable apparatus. Some of disclosed various embodiments provide a portable apparatus that calculates a visual fatigue by using user electroencephalogram (EEG) information received from a wearable apparatus and changing a displayed content into another content in response to an increase in the calculated visual fatigue, and a method of changing a content screen of the portable apparatus.

Abstract: Disclosed is an organic light emitting display device with an enhanced light emission efficiency at high current and an enhancement in panel efficiency through prevention of a roll-off phenomenon. The organic light emitting display device includes first and second electrodes formed on a substrate facing each other. A hole injection layer, a hole transport layer, at least first and second light emitting layers, and an electron transport layer are sequentially stacked between the first and second electrodes. The first light emitting layer includes different hosts while being doped with the same dopant in different dosages. The first light emitting layer includes a first host and a second host, and the second light emitting layer includes the first host and a third host different from the second host. The first and second light emitting layers are doped with the same phosphorescent yellow-phosphorescent green dopant in the same dosage.

Abstract: A white organic light emitting device can include first and second electrodes on a substrate; a first stack configured with a hole injection layer, a first hole transportation layer, a first light emission layer and a first electron transportation layer which are stacked on the first electrode; a second stack configured with a second hole transportation layer, a second light emission layer, a third light emission layer, and a second electron transportation layer which are stacked on the first stack; a third stack interposed between the second stack and the second electrode and configured with a third hole transportation layer, a fourth light emission layer, a third electron transportation layer and an electron injection layer which are stacked on the second stack; and charge generation layers interposed between the first and second stacks and between the second and third stacks and configured to adjust a charge balance between the stacks.

Abstract: A white organic light emitting device includes: first and second electrodes formed to face each other on a substrate; a first stack configured with a hole injection layer, a first hole transportation layer, a first light emission layer and a first electron transportation layer which are stacked between the first and second electrodes; a second stack configured with a second hole transportation layer, a second light emission layer, a third light emission layer, a second electron transportation layer and an electron injection layer which are stacked between the first stack and the second electrode; and a charge generation layer interposed between the first and second stacks and configured to adjust a charge balance between the two stacks.

Abstract: A method for transmitting and receiving data between a memo layer and an application and an electronic device using the same are provided. The method includes executing an application and displaying the executed application on a touch screen, detecting a gesture on the touch screen during execution of the application, displaying a memo layer overlapped on the application according to the detected gesture, the memo layer including a handwriting input area for displaying data to be provided to the application and a display area for displaying data received from the application, receiving a handwriting image in the handwriting input area of the memo layer, recognizing the received handwriting image and comparing the recognized handwriting image with preset data, and displaying a feedback received from the application in the display area of the memo layer according to a comparison result.

Abstract: Disclosed herein is a white organic light emitting device including various emission layers with improved luminous efficiency, an increased color viewing angle, and low power consumption. The white organic light emitting device includes at least two charge generation layers and at least three stacks between a first electrode and a second electrode. The first stack includes an emission layer having a wavelength range of about 440 to about 470 nm, the second stack includes an emission layer having a wavelength range of about 530 to about 570 nm, and the third stack includes an emission layer having a wavelength range of about 590 to about 620 nm and an emission layer having a wavelength range of about 440 to about 470 nm.

Abstract: A method for restricting a use of a portable device is provided. The method includes receiving an input for selecting an icon displayed on a screen of the portable device, the icon corresponding to an application for executing a concentration improvement mode that restricts the use of the application, setting a restriction time for the concentration improvement mode, deactivating the selected icon in the concentration improvement mode, and blocking a notification message provided by the application corresponding to the selected icon in the concentration improvement mode.

Abstract: A white organic light emitting device, with improved color shift characteristics and improved efficiency according to viewing angle changes by controlling conditions for designing an optical path in organic material layers between a cathode and an anode or adjusting interior or exterior thicknesses of the organic material layers, has a structure including a first electrode and layers between the first electrode and a second electrode satisfies an optical path condition represented by the following equation n a ? d a ? + ? j ? ? n j w ? d j w ? = 1.85 ? 2.15 with respect to emissions of the first and second stacks, where ? is an emission peak wavelength of the first stack or the second stack, na and da are a refractive index and a thickness of a transparent electrode selected from the first and second electrode, and nw and dw are a refractive index and a thickness of any one of the layers disposed between the first electrode and the second electrode, respectively.

Abstract: Disclosed is an organic light emitting display device. The organic light emitting display device includes a substrate, a thin film transistor formed on the substrate, a first electrode formed on the thin film transistor, an organic emission layer, and a second electrode formed on the organic emission layer. The organic emission layer includes a first stack that includes a first emission layer formed on the first electrode to emit first color light, a second stack that includes a second emission layer formed on the first electrode to emit second color light, and a charge generation layer formed between the first and second stacks.

Abstract: A white organic light emitting device and a display device using the same to which a 2-peak spectrum is applied to execute white display comprises a first electrode and a second electrode disposed opposite each other on a substrate, and a blue light emitting unit and a phosphorescent light emitting unit provided between the first electrode and the second electrode, and a 2-peak white spectrum is formed through a first light emitting peak of the blue light emitting unit at a wavelength of 430 nm to 460 nm and a second light emitting peak of the phosphorescent light emitting unit at a wavelength of 530 nm to 630 nm.

Abstract: Provided are a method of manufacturing an organic light emitting display device and an organic light emitting display device manufactured by the method. The method includes calculating a peak-luminance current density for each of a red sub-pixel, a blue sub-pixel, a green sub-pixel, and a white sub-pixel, calculating an average use current density for each of the red sub-pixel, blue sub-pixel, green sub-pixel, and white sub-pixel; determining a size of each sub-pixel with the peak-luminance current density and the average use current density, and forming the sub-pixels with the determined sizes of the respective sub-pixels. The present invention sets the size of each sub-pixel in consideration of a peak-luminance current density and an average use current density, thus easily achieving the peak luminance and enhancing the color-coordinate life.

Abstract: A white organic light emitting device includes: first and second electrodes formed to face each other on a substrate; a first stack configured with a hole injection layer, a first hole transportation layer, a first light emission layer and a first electron transportation layer which are stacked between the first and second electrodes; a second stack configured with a second hole transportation layer, a second light emission layer, a third light emission layer, a second electron transportation layer and an electron injection layer which are stacked between the first stack and the second electrode; and a charge generation layer interposed between the first and second stacks and configured to adjust a charge balance between the two stacks.

Abstract: Disclosed is an organic light emitting display device with an enhanced light emission efficiency at high current and an enhancement in panel efficiency through prevention of a roll-off phenomenon. The organic light emitting display device includes first and second electrodes formed on a substrate facing each other. A hole injection layer, a hole transport layer, at least first and second light emitting layers, and an electron transport layer are sequentially stacked between the first and second electrodes. The first light emitting layer includes different hosts while being doped with the same dopant in different dosages. The first light emitting layer includes a first host and a second host, and the second light emitting layer includes the first host and a third host different from the second host. The first and second light emitting layers are doped with the same phosphorescent yellow-phosphorescent green dopant in the same dosage.

Abstract: A handwriting-based User Interface (UI) apparatus and a method for executing an intended function menu using notes stored in a user terminal supporting a handwriting-based memo function are provided, in which upon user request, a note that has been written by the memo function and stored is retrieved and displayed on a screen. A whole or part of the contents of the displayed note are selected by a first input form. The contents of a note written on the screen by the memo function is designated as a command to execute for the selected whole or part of the contents by a second input form different from the first input form. The selected whole or part of the contents are processed according to the command.

Abstract: A hybrid User Interface (UI) apparatus for supporting both handwriting and speech in a user terminal and a method for supporting the same are provided. The apparatus is configured to display, upon user selection of a whole or of part of the contents of a note on a screen, menu icons for processing the selected contents, and process, upon user selection of one of the displayed menu icons, the selected contents by a function corresponding to the selected menu icon.

Abstract: An apparatus and method for a portable terminal using a touch pen and a handwriting input method using the same are provided. In the apparatus, upon receipt of a handwriting image in an input field provided by an executed application through the touch pen, the received handwriting image is converted to text, the text is inserted in the input field, and the input field with the text is displayed.