Abstract: An electronic device is provided. The electronic device includes a housing including a first plate, a second plate facing the first plate and spaced from the first plate, and a side member surrounding a space between the first plate and the second plate, wherein the second plate includes a nonconductive material, at least one antenna element positioned within the space and positioned on a substrate parallel to the second plate, wherein the at least one antenna element is spaced from the second plate by a gap h, and a wireless communication circuit electrically connected to the antenna element and configured to transmit and/or receive a signal with a frequency between 20 GHz and 100 GHz and a wavelength corresponding to the frequency, wherein the gap h corresponds to n ? ? 2 , wherein n is an integer and ? is the wavelength.

Abstract: A drum brake apparatus includes: a housing; a main braking unit disposed on a first portion of the housing, and the main braking unit configured to be, during main braking, driven by a hydraulic pressure and pressing a shoe; a parking braking unit disposed on a second portion of the housing, the parking braking unit configured to be, during parking braking, driven by an electromotive force of an actuator and pressing the shoe; a first locking member configured to couple the housing to one surface of a back plate; and a second locking member configured to couple the actuator to the housing on another surface side of the back plate.

Abstract: A drum brake apparatus includes a housing; a main braking unit installed on one part of the housing, and driven by a hydraulic pressure and pressing a shoe, during main braking; and a parking braking unit installed on the other part of the housing, and driven by an electromotive force of an actuator and pressing the shoe, during parking braking, the parking braking unit includes a bevel gear section disposed in the housing while having a structure of a bevel gear, and rotated in association with the actuator; and a rod section connected with the bevel gear section, and moved out of the housing in association with the bevel gear section and pressing the shoe.

Abstract: A drum brake apparatus includes a housing; a main braking unit installed on one part of the housing, and driven by a hydraulic pressure and pressing a shoe, during main braking; a parking braking unit installed on the other part of the housing, and driven by an electromotive force of an actuator and pressing the shoe, during parking braking; and a locking member locked to the housing through the actuator and a back plate, and fastening the actuator and the housing to the back plate.

Abstract: A pharmaceutical composition and a health functional food including an oat extract as an effective ingredient for prevention or treatment of neurodegenerative disease. More specifically, the present invention provides a pharmaceutical composition and a health functional food including an oat extract such as avenanthramide C or a derivative thereof, for example, avenanthramide methyl ester as an effective ingredient for prevention or treatment of Alzheimer's disease.

Abstract: A drum brake apparatus includes: a housing; a main braking part installed on one side of the housing, and driven by hydraulic pressure so as to press a shoe during main braking; and a parking braking part installed on another side of the housing, and driven by an electromotive force of an actuator so as to press the shoe during parking braking. The housing includes: a housing part; a piston housing part formed on the housing part, having a hollow portion formed therein, and having the main braking part installed therein; and a rod housing part formed on the housing part, having a hollow portion formed therein, and having the parking braking part installed therein. The rod housing part is disposed at a location farther from a rotation center of the shoe than the piston housing part.

Abstract: An electronic parking brake device may include: a plate part having a brake shoe rotatably mounted thereon; a housing part mounted on the plate part and configured to guide hydraulic pressure; a motor part mounted on the housing part, and driven when power is applied thereto; a piston part mounted on the housing part, and moved by hydraulic pressure so as to operate the brake shoe; and an operating part embedded in the housing part, and driven by the motor part so as to move the piston part.

Abstract: The present invention relates to a transmission line having improved bending durability, which includes a strip structure or a micro-strip structure that is divided into a base part and a bending part that is bent and unfolded based on the base part, wherein the base part and the bending part include a signal line configured to extend in a length direction so as to transmit a high frequency signal, a first dielectric of which an upper surface or a lower surface is provided with the signal line formed thereon, and a second dielectric formed above the first dielectric; and the second dielectric is coupled to the first dielectric in the base part and separated from the first dielectric in the bending part.

Abstract: An antenna device is provided and includes a plurality of antenna radiators arranged in an array, a ground member in operable communication with the plurality of antenna radiators, a plurality of conductive cells arranged on the plurality of antenna radiators, and a plurality of feeding lines electrically connected to the plurality of antenna radiators.

Abstract: A vibration generating apparatus includes a bracket coupled to a rectangular case to form an inner space, a stator including a circuit board coupled to an upper surface of the bracket and a coil connected to the circuit board, a vibrator including a permanent magnet arranged on an exterior of the coil and a weighted body coupled to an outer circumferential surface of the permanent magnet, and an elastic member connecting the stator and the vibrator and elastically supporting the vibrator. The weighted body is polyhedral, and the vibrator moves up-and-down.

Abstract: An antenna device is provided and includes a plurality of antenna radiators arranged in an array, a ground member in operable communication with the plurality of antenna radiators, a plurality of conductive cells arranged on the plurality of antenna radiators, and a plurality of feeding lines electrically connected to the plurality of antenna radiators.

Abstract: A fusion tag according to an embodiment of the present invention may increase the water solubility and expression level of a target protein. As the water solubility and expression level of a target protein in host cell can be increased by a recombinant vector including the fusion tag, the fusion tag can be advantageously used in industry.

Abstract: Disclosed herein is an electronic brake apparatus that includes a spring pack, a first piston in which the spring pack is mounted, a bolt screw rotated in conjunction with a motor and having one end in point contact with the spring pack, a fixing member configured to bind the bolt screw to the first piston, and a second piston screwed to the other end of the bolt screw.

Abstract: Stainless steel with improved hydrophilicity and contact resistance for a Polymer Electrolyte Membrane Fuel Cell (PEMFC) separator, and a method of manufacturing the stainless steel Stainless steel are disclosed. Stainless steel for a Polymer Electrolyte Membrane Fuel Cell (PEMFC) separator according to an embodiment of the present disclosure may include: by weight percent, 0 to 0.02% of C (excluding 0), 0 to 0.02% of N (excluding 0), 0 to 0.25% of Si (excluding 0), 0 to 0.2% of Mn (excluding 0), 0 to 0.04% of P (excluding 0), 0 to 0.02% of S (excluding 0), 20 to 34% of Cr, 0 to 0.6% of V (excluding 0), 0 to 0.5% of Ti (excluding 0), 0 to 0.5% of Nb (excluding 0), and the remainder comprising iron (Fe) and other unavoidable impurities, wherein a plurality of patterns may be formed on a surface of the stainless steel in a direction that is inclined with respect to a rolling direction, and the plurality of patterns are arranged repeatedly in the rolling direction.

Abstract: A parking brake apparatus including a bolt screw rotated by a driving force transmitted from an actuator, one or more pistons disposed at one side or both sides of the bolt screw, one or more screw nuts accommodated in the piston, screwed to an end of the bolt screw, and moved along with the rotation of the bolt screw, one or more elastic members disposed around the screw nut within the piston, and elastically deformed, in response to a displacement of the screw nut while the screw nut is moved by a set distance, to press the piston toward a shoe, and a load transfer unit disposed in the piston, and configured to transmit, to the piston, a displacement of the screw nut when the screw nut moves more than the set distance, thereby pressing the piston toward the shoe.

Abstract: An antenna device includes a ground member including a plane part and a plurality of extension parts extending from one end of the plane part in a first direction and arranged along a second direction, a plurality of patch-type radiators arranged on the plane part along the second direction and configured to radiate vertical polarization, and a plurality of straight radiators spaced apart from the ground member, respectively arranged to be adjacent to the plurality of extension parts, extending in the first direction, and configured to radiate horizontal polarization.

Abstract: A parking brake apparatus for a vehicle includes a pair of pressing units receiving power from a driving unit, and pressing a brake pad; a load transmission unit installed between the pair of pressing units, connected to each of the pair of pressing units, and transmitting a pressing load of any one of the pair of pressing units to the other pressing unit; and a load transmission unit restraint unit selectively restraining driving of the load transmission unit.

Abstract: A plasma processing apparatus includes a processing chamber providing space for plasma generation, a chuck member provided in the processing chamber and supporting a substrate, at least two RF power sources providing RF power of different frequencies to the chuck member, a ring member provided to surround the chuck member, an edge electrode arranged in the ring member to be electrically insulated from the chuck member, and a variable impedance circuit being electrically connected to the edge electrode. The variable impedance circuit includes an adjustable impedance configured to control a potential of the edge electrode and a high-frequency stop circuit configured to block high-frequency power from being transmitted to the adjustable impedance.

Abstract: A method for detecting a fail of an electronic parking brake may include: detecting, by an electronic control unit (ECU), a current applied to a motor during a parking operation of an eDIH parking brake, and detecting a current inflection point at which the slope of the current is changed, the slope of the current having started to rise in a load generation section following a no-load section after a starting current of the motor was generated; and comparing, by the ECU, the current value of the detected current inflection point to a current value of a preset reference current inflection point, and recognizing that a fail occurred during the parking operation of the eDIH parking brake, when the current value of the detected current inflection point is different by a preset error range or more from the current value of the reference current inflection point.

Abstract: According to various embodiments of the present invention, disclosed is an electronic device comprising: a housing that comprises a front surface, a back surface opposite the front surface, and side surfaces surrounding a space between the front surface and the back surface and made of a metal material; at least one antenna array disposed within the housing so as to radiate a millimeter wave signal toward the inside of the electronic device; a wireless communication circuit electrically connected to the at least one antenna array and configured to communicate by using the millimeter wave signal; and a reflecting member arranged such that the millimeter wave signal radiated from the at least one antenna array is reflected toward the outside of the electronic device. In addition, various embodiments known from the specification are possible.