Abstract: Disclosed is a light emitting diode assembly. The light emitting diode assembly comprised: a red light emitting diode chip; a short-wavelength light emitting diode chip emitting a light having a wavelength relatively shorter than that of a light emitted from the red light emitting diode chip; a first heat-dispersion member for dispersing most of the heat generated in the short wavelength light emitting diode chip; and a second heat-dispersion member for dispersing most of the heat generated in the red light emitting diode chip. Further, the second heat-dispersion member has heat dispersion performance relatively superior to that of the first heat dispersion member. Thus, spectrum movement in the red light emitted from the red light emitting diode chip may be prevented so as to prevent a color-coordinate transformation during the operation time of same.

Abstract: The present invention relates to a light emitting device including at least three pairs of half-wave light emitting units, each pair including a terminal of a first half-wave light emitting unit connected to a terminal of a second half-wave light emitting unit, the terminals having the same polarity, a polarity of the connected terminals of one half-wave light emitting unit pair being opposite to the polarity of the connected terminals of an adjacent half-wave light emitting unit. The light emitting device also includes at least two full-wave light emitting units each connected to adjacent pairs of half-wave light emitting units.

Abstract: A method and apparatus for providing biometric information are provided. The method includes measuring biometric information corresponding to at least one body part of a user; processing the biometric information based on at least one of a type of the biometric information and a type of the body part; and displaying the processed biometric information over at least one of image data obtained by photographing the body part and the body part.

Abstract: A method and apparatus for providing a user interface in which user interfaces related to child elements are displayed on neighboring zones of a user interface related to a parent element. In the method, a first user interface related to a parent element that is associated with a plurality of child elements is displayed on a display screen. A plurality of second user interfaces related to the plurality of child elements are then displayed on neighboring zones of the first user interface.

Abstract: A light emitting module including a lens is provided. The light emitting module includes a light emitting diode chip, and a lens. The lens according to an embodiment includes a lower surface having a concave portion, and an upper surface from which light incident on the concave portion is emitted. The upper surface of the lens includes a concave surface positioned in a central axis thereof. The concave portion of the lower surface includes at least one of a surface perpendicular to the central axis and a downwardly convex surface. At least one of the surface perpendicular to the central axis and the downwardly convex surface is positioned in a region narrower than an entrance region of the concave portion.

Abstract: The present invention relates to a novel phenoxypropanol derivative, use thereof for blocking T-type calcium channel and/or TREK channel, and use thereof for preventing and/or treating T-type calcium channel- and/or TREK channel-associated diseases.

Abstract: A display device includes a power rectifying unit for rectifying alternating power, a power factor correction unit correcting the power factor of the alternating power and outputting a power factor corrected voltage containing a direct current voltage component having at least a predetermined size, a display module driven by the power factor corrected voltage, a backlight unit, and a driving unit supplying the main driving voltage to a backlight unit, receiving the power factor corrected voltage when the size of the rectified voltage is smaller than a preset threshold value to generate a supplementary driving voltage.

Abstract: The present invention relates to a novel organic electroluminescent compound and an organic electroluminescent device comprising the same. The organic electroluminescent compound according to the present invention has excellent luminous efficiency, power efficiency, and lifespan characteristic. Using the compounds of the present invention, it is possible to manufacture an OLED device with a long operating lifespan. In addition, the compounds can improve the power efficiency of the device to reduce overall power consumption.

Abstract: A lens including an upper surface having a curved portion having a changing curvature in a direction extending away from a central axis of the lens, and a lower surface having a concave portion disposed on the central axis of the lens. The concave portion of the lower surface includes an entrance disposed on a lower region of the concave portion and configured to receive light emitted from a light-emitting diode chip, and an upper end surface disposed on an upper region of the concave portion. The concave portion includes a width that narrows in a direction extending away from the entrance. The upper end surface is nonplanar.

Abstract: The present invention relates to a novel organic electroluminescent compound and an organic electroluminescent device comprising the same. Using the organic electroluminescent compound according to the present invention, it is possible to manufacture an OLED device of lowered driving voltages and advanced power efficiency.

Abstract: The present invention relates to novel organic electroluminescent compounds and an organic electroluminescent device containing the same. The organic electroluminescent compounds according to the present invention can be used as a phosphorescent host material, a hole transport material, or a mixed host material; have a good hole transport ability; prevent crystallization in the production of the device; are suitable for forming a layer; and improve the current density of the device thereby reducing the driving voltage of the device.

Abstract: An auxiliary device including an energy harvester and an electronic device including the auxiliary device are provided. The auxiliary device includes: a housing; a storage module which is moveable within the housing; and at least one piezoelectric transducer which disposed in the housing, such that a motion of the storage module causes a deformation of the piezoelectric transducer, thus generating electric energy. An end of the piezoelectric transducer may be fixedly connected to the storage module.

Abstract: Disclosed is a light emitting diode assembly. The light emitting diode assembly comprised: a red light emitting diode chip; a short-wavelength light emitting diode chip emitting a light having a wavelength relatively shorter than that of a light emitted from the red light emitting diode chip; a first heat-dispersion member for dispersing most of the heat generated in the short wavelength light emitting diode chip; and a second heat-dispersion member for dispersing most of the heat generated in the red light emitting diode chip. Further, the second heat-dispersion member has heat dispersion performance relatively superior to that of the first heat dispersion member. Thus, spectrum movement in the red light emitted from the red light emitting diode chip may be prevented so as to prevent a color-coordinate transformation during the operation time of same.

Abstract: A light emitting module having a lens is disclosed. The light emitting module includes: a substrate having recesses; light emitting elements mounted within the recesses of the substrate; and a lens which is coupled with the substrate and diffuses the light emitted from the light emitting elements. The light emitting module can have a slim structure by mounting the light emitting elements within the recesses formed in the substrate.

Abstract: A light emitting module is disclosed. The light emitting module comprises a wafer having first and second surfaces; a light emitting diode chip disposed on the first surface of the wafer; a power supply device for supplying power to the light emitting diode chip; and a photoelectric conversion device for converting sunlight into electricity and providing it to the power supply device, wherein the power supply device is disposed on the second surface of the wafer.

Abstract: A method, performed by a device, of receiving a recommendation of a position from a position-recommendation apparatus, a device for receiving a recommendation from a position-recommendation apparatus, and a position-recommendation apparatus for recommending a position to a device are provided. The method includes obtaining a selected time, for which a position is to be recommended, from a user, transmitting a position-recommendation request, which includes schedule event information relating to the selected time, to the position-recommendation apparatus, and receiving a response to the position-recommendation request, which includes one or more positions that are searched for based on the schedule event information, from the position-recommendation apparatus.

Abstract: A backlight driving apparatus that drives a backlight unit having a plurality of LEDs is provided, which includes a rectifying unit rectifying an AC voltage and generating a driving voltage for the plurality of LEDs, a plurality of connection changing units changing connection relations between the plurality of LEDs depending on a level of the driving voltage, and a light output compensation unit generating a compensation voltage using the driving voltage and selectively supplying the compensation voltage to the plurality of LEDs.

Abstract: The present invention relates to a novel organic electroluminescent compound and an organic electroluminescent device comprising the same. Using the organic electroluminescent compounds of the present invention as a phosphorescent host material, a hole transport material, and a mixed host material, it is possible to manufacture an OLED device with improved current efficiency.

Abstract: The mineral composition is prepared by mixing 100 parts by weight of deep sea water, dead sea water, underground salt water, sea water, aboveground salt water, mineral water, drinking water, fresh water, underground water or water with salt dissolved therein, 1-15 parts by weight of sea weed, 0.1-10 parts of weight of a vegetable oil, 0.1-10 parts by weight of an animal oil, 0.1-10 parts by weight of a soap or saponificated product of a vegetable oil, 0.1-10 parts by weight of a soap or saponificated product of an animal oil, 0.1-5 parts by weight of glycerin, 0.1-5 parts by weight of an alcohol, 0.1-5 parts by weight of baking powder, and 0.1-10 parts by weight of one or more acids of glacial acetic acid, phytic acid, malic acid, erythorbic acid, tartaric acid, citric acid, succinic acid and L-aspartic acid.

Abstract: Exemplary embodiments may disclose a method for providing information in a system including an electronic device and an information providing server and an electronic device. The information providing method includes transmitting location information of a region that a user wishes to search and a local information request signal to the information providing server, by the electronic device, searching local information of the region using at least one social network service of at least one user located in the region, by the information providing server, in response to the local information request signal, transmitting the searched local information to the electronic device, by the information providing server, and displaying a local information user interface (UI) using the local information received from the information providing server and a map of the region, by the electronic device.