Abstract: A wearable patch-type automatic defibrillator attachable to a region of a patient near the patient's heart includes a battery which stores electrical energy for defibrillation, a controller which controls the battery, electrocardiogram (ECG) electrodes, and defibrillation electrodes. The controller analyzes ECG signals of the patient received through the ECG electrodes, and automatically provides the patient with the electrical energy stored in the battery through the defibrillation electrodes when defibrillation is needed according to a result of the analysis.

Abstract: Disclosed herein are an experience ride representation apparatus and method for a real-sense media service based on a multi-vision. An experience ride representation apparatus for a real-sense media service based on a multi-vision in which a motion of a user is reflected so as to move in a plurality of screen units depending on a first signal received from the user, a second signal is transmitted to the user based on real-sense media contents reproduced on the screen unit, and metaverse contents are provided to a plurality of users when the screen unit is shared by the plurality of users.

Abstract: A high frequency switch includes a first signal transferring unit configured to transfer a high frequency signal from a first port to a common port, and a second signal transferring unit configured to transfer the high frequency signal from the common port to a second port. The high frequency switch also includes an electrostatic discharge (ESD) protecting unit including a protective transistor positioned between the common port and a ground and a diode element positioned between a control terminal of the protective transistor and the first port.

Abstract: A low noise amplifier circuit includes a first amplifier including a first transistor and a second transistor that are cascode-connected to each other; a second amplifier including a third transistor and a fourth transistor that are cascode-connected to each other; a source terminal matcher connected to a source of the first transistor and a source of the third transistor; and an input matcher providing input that is impedance-matched by a first inductor and a second inductor to a gate of the first transistor and providing input which is impedance-matched by the first inductor to a gate of the third transistor. The circuit is able to operate in a dual-band and provide impedance matching, while being simpler than alternative circuits.

Abstract: A power amplifier may include an amplifying unit configured to amplify an input signal, an impedance varying unit connected between the amplifying unit and an output port that is for outputting an amplified signal of the input signal, and a controller configured to output a first control signal based on a level of power of the amplified input signal of the amplifying unit to control a varying of impedance of the impedance varying unit.

Abstract: Provided herein is a cosmetic vessel including a discharge unit discharging cosmetics to an outside; and a discharge plate provided at one side of the discharge unit from which the cosmetics are discharged, including at least one discharge hole, wherein the discharge plate is provided with a discharge plate processed portion made of a material different from that of the discharge plate on at least a portion of at least one surface.

Abstract: A method for preparing a pitch for carbon fibers and a pitch for carbon fibers prepared by the same are disclosed. The method includes introducing a peroxide compound and ozone into a petroleum-process residual oil, followed by heat treatment for reaction. By the method, the pitch for carbon fibers, which exhibits excellent oxidative stabilization and oxidative incompatibility while having a high softening point and high strength, can be obtained at high yield at a relatively low temperature.

Abstract: In managing temperature in a system on chip (SOC), a main temperature signal is generated using a main sensor, where the main temperature signal is a signal having a value corresponding to a main temperature of the SOC. Subsidiary temperature signals are generated using subsidiary sensors, where the subsidiary temperature signals are pulse signals having frequencies corresponding to subsidiary temperatures of subsidiary blocks in the SOC, respectively. An operation of the SOC is controlled based upon the main temperature signal and the subsidiary temperature signals.

Abstract: An electrocardiogram (ECG) sensor includes an analog front end device configured to remove a DC offset in a first ECG signal received from a measuring electrode, and adjust a gain amplification value based on the first ECG signal. The analog front end device is configured to output an adjusted first ECG signal, the adjusted first ECG signal being based on the adjusted gain amplification value and the removed DC offset in the first ECG signal. The ECG sensor includes a digital signal processor configured to analyze and process the adjusted first ECG signal based on an algorithm and to output information. The analog front end device is configured to remove the DC offset in the first ECG signal during a first period, and remove a DC offset in a second ECG signal and simultaneously adjust a gain amplification value for the second ECG signal during a second period.

Abstract: A method for preparing a pitch for carbon fibers and a pitch for carbon fibers prepared by the same are disclosed. The method includes introducing a peroxide compound and ozone into a petroleum-process residual oil, followed by heat treatment for reaction. By the method, the pitch for carbon fibers, which exhibits excellent oxidative stabilization and oxidative incompatibility while having a high softening point and high strength, can be obtained at high yield at a relatively low temperature.

Abstract: A display device includes a display panel including pixels, gate lines electrically connected to the pixels, and data lines electrically connected to the pixels, a gate driver which sequentially outputs gate voltages to the gate lines, and a data driver which receives at least a portion of the gate voltages from the display panel as a feedback voltage, determines an output timing of data voltages based on the feedback voltage, and outputs the data voltages to the data lines based on the output timing.

Abstract: The present invention relates to an apparatus and method of providing a graphical user interface, and, more particularly, to an apparatus and method of providing a graphical user interface that enables a user to rapidly search a desired menu. An apparatus for providing graphical user interface according to an aspect of the invention includes an apparatus including an output unit outputting a first menu in which a plurality of menu items are arranged in a predetermined direction, and outputting a second menu having a first region and a second region that are classified from a menu item selected from the first menu according to a predetermined classification standard, and a control unit performing an operation that corresponds to a menu item selected from the second menu.

Abstract: The present invention relates to an induced pluripotent stem cell model of Fabry disease, a preparation method thereof, and a use of the same for the study of Fabry disease development and for the screening of a therapeutic agent for the disease. Particularly, Fabry disease derived induced pluripotent stem cells (iPSCs), embryoid body (EB), and vascular cells were developed and differentiated from fibroblasts originated from Fabry disease patient, wherein the Fabry disease originated iPSCs displayed significantly reduced expression and activity of GLA protein therein, compared with the normal cells, resulting in the accumulation of globotriaosylceramide (Gb3, CD77). Also, the differentiation of vascular cells was induced from the Fabry disease originated iPSCs, and as a result the iPSCs were successfully differentiated into vascular endothelial cells and vascular smooth muscle cells with significantly expressing the marker protein.

Abstract: Provided is a sensory effect representation apparatus including a collection unit configured to collect user status information about a user status, a storage unit configured to store sensory effects; an analysis unit configured to analyze the user status information to generate a user status prediction pattern, a sensory effect recommendation unit configured to recommend a sensory effect corresponding to the user status prediction pattern, from among the stored sensory effects; and a sensory effect provision unit configured to read a sensory effect corresponding to the sensory effect prediction pattern, from the storage unit and provide the read sensory effect. Accordingly, it is possible to provide a sensory effect appropriate for a user characteristic by predicting a user status and reflecting a feedback on a recommended sensory effect.

Abstract: Disclosed herein are an experience ride representation apparatus and method for a real-sense media service based on a multi-vision. An experience ride representation apparatus for a real-sense media service based on a multi-vision in which a motion of a user is reflected so as to move in a plurality of screen units depending on a first signal received from the user, a second signal is transmitted to the user based on real-sense media contents reproduced on the screen unit, and metaverse contents are provided to a plurality of users when the screen unit is shared by the plurality of users.

Abstract: A semiconductor device and a method of fabricating the same includes providing a first semiconductor chip which has first connection terminals, providing a second semiconductor chip which comprises top and bottom surfaces facing each other and has second connection terminals and a film-type first underfill material formed on the bottom surface thereof, bonding the first semiconductor chip to a mounting substrate by using the first connection terminals, bonding the first semiconductor chip and the second semiconductor chip by using the first underfill material, and forming a second underfill material which fills a space between the mounting substrate and the first semiconductor chip and covers side surfaces of the first semiconductor chip and at least part of side surfaces of the second semiconductor chip.

Abstract: An image encoding method using a Binary Partition Tree (BPT) includes performing the BPT on a reference frame, detecting blocks, each having a difference in a pixel value exceeding a threshold value in a current frame, based on a result of the BPT of the reference frame, and performing the BPT of the current frame on the detected blocks. In accordance with the present invention, block partition is not applied to all frames, but a partial partition method based on a difference between the pixel values of a reference frame and a current frame to be encoded is provided. Accordingly, the encoding speed within the P frame or the B frame can be improved. Furthermore, the PSNR of a corresponding frame can be maintained within a specific range of the PSNR of a reference frame, and a compression effect can be improved.

Abstract: A method of fabricating a semiconductor device includes preparing a semiconductor substrate having a circuit unit on an upper surface thereof, a metal pad electrically connected to the circuit unit, and a passivation layer that covers the circuit unit and exposes the metal pad, forming a first re-wiring layer that is electrically connected to the metal pad and is formed by a printing method to extend from the metal pad on the passivation layer and forming a second re-wiring layer on the first re-wiring layer using the first re-wiring layer as a seed by using an electro-plating process.

Abstract: A semiconductor package includes a first semiconductor chip on a substrate and having a plurality of through-silicon vias (TSVs). A second semiconductor chip having an active layer is on the first semiconductor chip. An adhesive layer is between the first semiconductor chip and the active layer. Connection terminals extend through the adhesive layer and are connected to the TSVs and the active layer. Side surfaces of the adhesive layer are aligned with side surfaces of the second semiconductor chip.

Abstract: An electrocardiogram (ECG) sensor includes a motion artifact detector configured to detect a motion artifact component from a first channel signal of a first channel and a second channel signal of a second channel using a channel offset coefficient. The channel offset coefficient indicates a difference between the first channel signal and the second channel signal. The ECG sensor includes an ECG filter configured to generate an ECG signal by performing a least mean square (LMS) filtering operation on the first channel signal to remove the motion artifact component.