Abstract: One embodiment of the present specification provides a siloxane compound represented by Chemical Formula 1 below: In Chemical Formula 1, R1a and R1b are each independently a substituted or unsubstituted straight or branched-chain alkyl group having 1 to 16 carbon atoms, R2a and R2b are each independently a substituted or unsubstituted straight or branched-chain alkyl group having 1 to 16 carbon atoms, R3a and R3b are each independently a substituted or unsubstituted straight or branched-chain alkylene group having 1 to 16 carbon atoms, R4a, R4b, R5a, and R5b are each independently hydrogen, a substituted or unsubstituted straight or branched alkyl group having 1 to 16 carbon atoms, or a substituted or unsubstituted straight or branched-chain heteroalkyl group having 1 to 16 carbon atoms, m1 and m2 are each an integer from 0 to 2, and when m1 and m2 are each 0, a plurality of OR2a and OR2b are the same or different, and when m1 and m2 are each 2, a plurality of R1a and R1b are the same or different, and x

Abstract: A lightning rod with an electric double layer and electric dipole moment type discharge amplification function, the lightning rod including: a support member (100) for moving a lightning current to the ground; an emission member (200) fitted to the support member (100) to collect charges of the ground according to the approach of a thundercloud and thus emit a large number of ions with the opposite polarity to the polarity of the thundercloud; ground charge chargers (300) fitted to the support member (100) and having spaces formed therein to charge the charges of the ground; an insulation member (400) disposed on top of the emission member (200); and discharge induction members (500) fixedly disposed on top and underside of the emission member (200) by means of the insulation member (400).

Abstract: Proposed is a composition for orthodontic correction and prevention and treatment of dental disorders, and the composition contains mesoporous silica particles and a zwitterionic material. The composition may reduce thickness and biomass of a saliva-derived biofilm, increase antifouling ability, and reduce viability of bacteria due to an adhesion resistance to fungi and bacteria. In addition, the composition may prevent protein adsorption, provide excellent wettability and mechanical properties, provide resistance to inflammation through amplification of SOD activity, and prevent aggregation of ceria particles. Due to the advantages stated above, a new dental material that overcomes the problems of existing dental materials may be provided.

Abstract: The present invention relates to an antibacterial or antifungal composition containing methoxyethyl acrylate.

Abstract: The present specification provides a dental glass ionomer cement (GIC) composition comprising a zwitterionic material and a glass ionomer cement, and a method of preparing the same.

Abstract: A cooking apparatus includes a cooking chamber, a cooking plate having a visual representation distinguishing a plurality of areas on a top surface of the cooking plate, a plurality of heaters configured to supply heat to the plurality of areas and a controller configured to receive information about a cooking object including a plurality of pieces of food having different cooking conditions, based on the information about the cooking object, determine a first heating intensity to be used to heat the first piece of the food, and a second heating intensity to be used to heat the second piece of the food, control the plurality of heaters to supply heat of the first heating intensity to the first area, and control the plurality of heaters to supply heat of the second heating intensity to the second area.

Abstract: A parallel type integrated actuator is proposed. The actuator includes: a driving unit composed of a first motor, a second motor, a third motor, and a fourth motor; a first shaft, a second shaft, and a third shaft, each shaft being inserted into each other through a hollow structure and forming a co-axis, each shaft being capable of rotating relative to each other in an inserted state, and each shaft having the other end part thereof extending outside the driving unit; an distal end part disposed outside the driving unit and on which an actuator is mounted; a first link part, a second link part, and a third link part allowing the distal end part to rotate in pitching, yawing, and rolling directions; and a universal link part connecting the fourth rotor, which is a rotor of the fourth motor, and the distal end part to each other.

Abstract: A cooking apparatus and a method of controlling the cooking apparatus. The cooking apparatus includes a cooking chamber, a rotating plate rotatably installed at a bottom of an inside of the cooking chamber and including a plurality of areas formed on a top surface thereof, and a first heating portion installed in the cooking chamber and configured to supply heat to a first area of the plurality of areas when the first area is moved to a heating position by the rotating plate being rotatably driven.

Abstract: A dishwasher according to the present invention includes a tub having a double wall structure so that consumption of energy is reduced using water or air stored in an inner space of the double wall structure of the tub in a washing process and consumption of water is reduced using the water stored in the inner space of the double wall structure in a next washing process.

Abstract: A parallel type integrated actuator is proposed. The actuator includes: a driving unit composed of a first motor, a second motor, a third motor, and a fourth motor; a first shaft, a second shaft, and a third shaft, each shaft being inserted into each other through a hollow structure and forming a co-axis, each shaft being capable of rotating relative to each other in an inserted state, and each shaft having the other end part thereof extending outside the driving unit; an distal end part disposed outside the driving unit and on which an actuator is mounted; a first link part, a second link part, and a third link part allowing the distal end part to rotate in pitching, yawing, and rolling directions; and a universal link part connecting the fourth rotor, which is a rotor of the fourth motor, and the distal end part to each other.

Abstract: An indoor unit of an air conditioning system is provided. The indoor unit according to an exemplary embodiment includes a blower fan, a plurality of micro-holes configured to discharge cool air flowed in from the blower fan, a temperature sensor configured to measure a temperature, and a processor configured to control a speed of the blower fan, wherein the processor, in a first mode, controls the speed of the blower fan according to a temperature sensed by the temperature sensor, and in a second mode, corrects the sensed temperature by applying a temperature correction coefficient and controls the speed of the blower fan according to the corrected temperature, and wherein the temperature correction coefficient is a coefficient set for compensating a difference between the sensed temperature and a temperature of a target height.

Abstract: Provided is a cooking appliance having an improved structure in which superheated steam is capable of being used during a cooking operation. The cooking appliance supplies superheated steam while food is cooked, and includes: a main body, a front of which is opened and in which a cooking compartment is disposed; a heating chamber disposed in the main body to be in communication with the cooking compartment; a steam generator disposed to generate steam sprayed into the heating chamber; and a convection heater disposed in the heating chamber to heat the heating chamber and the cooking compartment. The convection heater heats steam discharged from the steam generator, and the steam discharged from the steam generator, in a superheated steam state, is sprayed into the heating chamber and supplied into the cooking compartment.

Abstract: A dishwasher according to the present invention includes a tub having a double wall structure so that consumption of energy is reduced using water or air stored in an inner space of the double wall structure of the tub in a washing process and consumption of water is reduced using the water stored in the inner space of the double wall structure in a next washing process.

Abstract: An indoor unit of an air conditioning system is provided. The indoor unit according to an exemplary embodiment includes a blower fan, a plurality of micro-holes configured to discharge cool air flowed in from the blower fan, a temperature sensor configured to measure a temperature, and a processor configured to control a speed of the blower fan, wherein the processor, in a first mode, controls the speed of the blower fan according to a temperature sensed by the temperature sensor, and in a second mode, corrects the sensed temperature by applying a temperature correction coefficient and controls the speed of the blower fan according to the corrected temperature, and wherein the temperature correction coefficient is a coefficient set for compensating a difference between the sensed temperature and a temperature of a target height.

Abstract: A cooking apparatus and a method of controlling the cooking apparatus. The cooking apparatus includes a cooking chamber, a rotating plate rotatably installed at a bottom of an inside of the cooking chamber and including a plurality of areas formed on a top surface thereof, and a first heating portion installed in the cooking chamber and configured to supply heat to a first area of the plurality of areas when the first area is moved to a heating position by the rotating plate being rotatably driven.

Abstract: Disclosed are an apparatus and a method for calculating a precharge resistance of a battery pack. The apparatus for calculating a precharge resistance of a battery pack according to the present invention includes: a load resistor configured to be connected between a battery pack and a precharge resistor in series; a voltage measuring unit configured to measure a no-load voltage in a no-load state in which the load resistor is not installed in the battery pack or a load voltage applied to the load resistor when the load resistor has a predetermined current value in a load state in which the load resistor is installed in the battery pack; and a precharge resistance calculating unit configured to calculate the precharge resistor of the battery pack using the no-load voltage of the battery pack, the load voltage, and the predetermined current value.

Abstract: A thermal insulation performance measurement apparatus which measures thermal insulation performance of a thermal insulator by heat flux to the thermal insulator, measured by a heat flux sensor, and a measurement method using the same includes a heat flux sensor provided with one surface adapted to contact an object to be measured, a first heat source arranged on the upper surface of the heat flux sensor to supply heat to the heat flux sensor, a thermal insulator arranged on the upper surface of the first heat source, a third heat source arranged on the upper surface of the thermal insulator, and a second heat source arranged around the heat flux sensor.

Abstract: A speech synthesis apparatus and method is provided. The speech synthesis apparatus includes a speech parameter database configured to store a plurality of parameters respectively corresponding to speech synthesis units constituting a speech file, an input unit configured to receive a text including a plurality of speech synthesis units, and a processor configured to select a plurality of candidate unit parameters respectively corresponding to a plurality of speech synthesis units constituting the input text, from the speech parameter database, to generate a parameter unit sequence of a partial or entire portion of the text according to probability of concatenation between consecutively concatenated candidate unit parameters, and to perform a synthesis operation based on hidden Markov model (HMM) using the parameter unit sequence to generate an acoustic signal corresponding to the text.

Abstract: Provided is a cooking appliance having an improved structure in which superheated steam is capable of being used during a cooking operation. The cooking appliance supplies superheated steam while food is cooked, and includes: a main body, a front of which is opened and in which a cooking compartment is disposed; a heating chamber disposed in the main body to be in communication with the cooking compartment; a steam generator disposed to generate steam sprayed into the heating chamber; and a convection heater disposed in the heating chamber to heat the heating chamber and the cooking compartment. The convection heater heats steam discharged from the steam generator, and the steam discharged from the steam generator, in a superheated steam state, is sprayed into the heating chamber and supplied into the cooking compartment.

Abstract: Disclosed are an apparatus and a method for calculating a precharge resistance of a battery pack. The apparatus for calculating a precharge resistance of a battery pack according to the present invention includes: a load resistor configured to be connected between a battery pack and a precharge resistor in series; a voltage measuring unit configured to measure a no-load voltage in a no-load state in which the load resistor is not installed in the battery pack or a load voltage applied to the load resistor when the load resistor has a predetermined current value in a load state in which the load resistor is installed in the battery pack; and a precharge resistance calculating unit configured to calculate the precharge resistor of the battery pack using the no-load voltage of the battery pack, the load voltage, and the predetermined current value.