Abstract: The present invention provides a wave-shaped grouting bulb (100) for securing an underground bearing capacity of a steel bar (10), the bulb comprising a plurality of protrusions (120), which have a predetermined maximum diameter (D1) and are formed along the longitudinal direction of a cylindrical pillar part (110) extending downward, wherein the neighboring protrusions (120) are formed to be spaced from each other by a predetermined formation distance (s). The present invention has an advantageous effect of improving a skin friction force and resistance to compression and pullout in the grouting bulb integrated with the steel bar and thus enhancing structural stability in the micropile body.

Abstract: Image sensors according to some embodiments of the inventive concepts may include a pixel array are including a plurality of pixels, a peripheral area adjacent the pixel array unit, and an organic photoelectric converting layer including a first portion positioned on the pixel area and a second portion positioned on the peripheral area. The second portion may be separated from the first portion.

Abstract: The present invention relates to a novel indene derivative, a preparation method for the same, and a pharmaceutical composition for treating retinal disease comprising the same as an active ingredient. The novel indene derivative of the present invention, the optional isomer of the same, or the pharmaceutically acceptable salts of the same have excellent inhibitory efficiency of receptor-interacting serine-threonine-protein kinase 1 (RIPK1). Therefore, the composition containing the same as an active ingredient can be effectively used as a pharmaceutical composition for treating retinal disease.

Abstract: A composition for forming an electrode includes a conductive powder, a glass frit, an organic vehicle, and a burn-out retardant. The burn-out retardant exhibits a residual carbon of greater than or equal to about 1 wt % at a temperature of about 600° C. based on the initial amount of 100 wt % and an exothermic peak at about 200° C. to about 500° C.

Abstract: A pixel includes a pixel circuit and a storage circuit. The pixel circuit provides a driving current corresponding to a data signal to an organic light emitting diode. The storage circuit provides the data signal to the pixel circuit. The storage circuit includes a storage capacitor to store the data signal and a control transistor to transmit a data signal supplied from a data output line to the storage capacitor when the control transistor is turned on.

Abstract: A gate driver includes a plurality of shift registers and a plurality of connection controllers. The shift registers are connected to a plurality of gate lines of a stretchable display panel, respectively. The shift registers are grouped into a plurality of shift register groups. N adjacent shift registers constitute each of the shift register groups, where N is an integer greater than or equal to 2. The connection controllers change a connection structure of the N adjacent shift registers included in the each of the shift register groups according to whether the stretchable display panel is stretched.

Abstract: An energy management method for a residential area, the method comprising, in response to an energy management request from a user who lives in the residential area, collecting environment information and energy information on a household of the user, selecting an imitation target among households which have environment information and energy information similar to the environment information and the energy information on the household of the user from among all households in the residential area, setting a method for applying the energy information on the imitation target, and controlling energy management of the household of the user according to the set method.

Abstract: Embodiments provide a lens driving unit including a base, a housing supported so as to be movable relative to the base, a magnet located on the housing, a pattern coil part including a pattern coil that is located opposite the magnet, the pattern coil part being located on the base, and a sensor part mounted to the pattern coil part for sensing a position or movement of the housing, and the pattern coil part includes a first layer and a second layer stacked on the first layer, the sensor part being mounted underneath the first layer, and the pattern coil being formed on the second layer. Thereby, manufacturing costs may be reduced owing to a reduction in the number of elements, processes, and process management points.

Abstract: The present disclosure relates 5G or pre-5G communication systems for supporting higher data transmission rate than those by LTE or other post-4G communication systems. According to the present disclosure, a method for operating a beamformed reference signal by a base station and terminal in a communication system, and the terminal, are provided. The method includes transmitting, to a terminal, control information indicating whether a first codebook is used for generating feedback information on a downlink reference signal. The first codebook is used if generating feedback information on the beamformed reference signal and is generated based on a number of antenna ports and a number of ranks.

Abstract: A task mapping method of a NoC semiconductor device includes assigning a first task of a plurality of tasks for node control of the NoC semiconductor device to a first node of a first chip; computing tag values of second tasks of the plurality of tasks which are not assigned to the first node; and assigning the second tasks to a second node according to the tag values.

Abstract: Methods and apparatuses are provided for driver circuits without voltage level shifters. An example apparatus includes a semiconductor device including a row decoder circuit that includes a driver circuit and a switching circuit. The driver circuit is configured to receive an input signal having a first logical value, a first voltage signal, and a configurable power signal. The driver circuit is further configured to provide an output signal having the first logical value based on the first signal having the first logical value. A voltage level of the input signal is based on the first voltage signal and a voltage level the output signal is based on the configurable voltage signal. The switching circuit is configured to receive the first voltage signal and a second voltage signal and to provide the configurable voltage signal having a voltage level of one of the first voltage signal or the second voltage signal.

Abstract: Provided is random access method, performed by terminal for uplink data transmission during random access process between cellular based machine communication terminal and base station. The method includes performing random access process between cellular based machine communication terminal and base station, and the random access process includes selecting random access resource by considering coverage level and whether to support multi-tone transmission or not.

Abstract: The present application relates to a display mode switching device and method for a portable electronic device. In particular, the present application relates to a portable electronic device that can switch display modes of an integrated display and input device to facilitate composition of a text message by switching between a portrait mode and a landscape mode. A portable electronic device may use a display mode switching method in which a posture of the portable electronic device can be checked, and a display mode can be selected based on the posture. A portrait-mode text messaging composition window with a portrait-mode key map and a landscape-mode text messaging composition window with a landscape-mode key map can be displayed in the selected display mode.

Abstract: An interior permanent magnet motor includes a stator comprising a hollow and a plurality of coils provided around the hollow; and a rotor rotatably disposed in the hollow of the stator and comprising a plurality of permanent magnets therein. Each of the plurality of permanent magnets of the rotor comprises a central permanent magnet; a pair of side permanent magnets provided at opposite ends of the central permanent magnet to be inclined toward an outer circumferential surface of the rotor; and a pair of bathers provided between the central permanent magnet and the pair of side permanent magnets, a thickness of each of the pair of bathers is equal to or greater than a thickness of the central permanent magnet. The thickness of the central permanent magnet is greater than a thickness of each of the pair of side permanent magnets.

Abstract: A drive signal generating apparatus includes a transducer configured to convert electromagnetic energy of a signal received through a first port into a different type of energy, convert the different type of energy into electromagnetic energy, and transfer the converted electromagnetic energy to a second port, and a switching circuit configured to perform a gate switching operation, upon receiving a signal from the second port, to generate a drive signal.

Abstract: Provided is an apparatus for removing residual water in a hot water mat using a circulating pump, in which residual water that remains in a boiler and a mat of the hot water mat and a mat can be conveniently and rapidly removed, the configuration of the apparatus for removing residual water in the hot water mat can be simplified and the leakage at a connector of the boiler and the mat is prevented from occurring so that the risk of suffering a low-temperature burn can be eliminated during the removal of residual water.

Abstract: A height-adjustable desk includes a base, a top board, a link mechanism, a height-adjusting member, and an operating member. The top board is configured to be vertically elevated with respect to the base. The link mechanism is disposed between the base and the top board so as to support the top board such that the top board may be elevated, the link mechanism including a plurality of link members. The height-adjusting member is formed to be extendable at a desired length and determining a height of the top board with respect to the base according to a length thereof. The operating member fixes the height-adjusting member so that the height-adjusting member maintains the desired length.

Abstract: The present disclosure relates to a display device, and the display device according to an exemplary embodiment includes: a substrate having a rounded edge; a light blocking member disposed around a display area of the substrate, wherein a corner of the light blocking member has a rounded edge; a plurality of pixels disposed on the substrate; and a pixel electrode disposed in each of the plurality of pixels, wherein the pixel electrode has a horizontal stem, a vertical stem, and a plurality of fine branches, wherein the plurality of pixels includes a first pixel at least partially overlapping the light blocking member and a second pixel adjacent to the first pixel and not overlapping the light blocking member, and wherein a shape of a fine branch disposed in the first pixel is different from a shape of a fine branch disposed in the second pixel.