Abstract: The lighting device disclosed at an embodiment of the invention includes a substrate; a first reflective layer disposed on the substrate and having a plurality of reflection patterns; a light source disposed on the substrate; a resin layer disposed on the first reflective layer, and a second reflective layer disposed on the resin layer and having a plurality of holes, wherein an arrangement form of the plurality of holes is the same as that of the plurality of reflection patterns.

Abstract: A random number generator resistant to side-channel attacks. The random number generator includes an entropy unit generating random pulses, a random frequency clock generator generating random frequencies by receiving random pulses output from the entropy unit, and an MCU externally masking a specific operation or a specific instruction based on a random frequency received from the random frequency clock generator.

Abstract: Provided is a surgical instrument for electrocautery including an end tool including one or more jaws and configured to be rotatable in two or more directions, a connection part extending in a first direction (an X-axis) and having one end to which the end tool is coupled, a wire having one end connected to the end tool, a shrink tube into which the other end of the wire, opposite to the one end of the wire connected to the end tool, is inserted, and a shaft tube, into which the other end of the shrink tube, opposite to one end of the shrink tube into which the wire is inserted, is inserted, wherein the wire and the shaft tube are separated by the shrink tube, and the wire and the shaft tube are insulated from each other.

Abstract: The present disclosure relates to a novel hydrophobic peptide consisting of short amino acid sequences as repeat units, having a perfectly stabilized ?-helix structure without help from outside. The peptide has no cytotoxicity and has magnetic responsiveness, i.e., its arrangement and orientation are controlled by a magnetic field. In addition, the hydrophobic peptide according to the present disclosure can not only form complexes of various structures with hydrophilic molecules but also provide suitable nanostructures such as nanoribbons and artificial chromosome-like structures through stepwise association with nucleic acid materials.

Abstract: An aerosol generating device includes a main body and a cartridge detachably coupled to the main body, wherein the cartridge includes a storage tank storing an aerosol generating material, a heat generating structure configured to heat the aerosol generating material, and a wick configured to supply the aerosol generating material stored in the storage tank to the heat generating structure, the main body includes a cartridge detection circuit configured to detect a temperature of the heat generating structure of the cartridge, wherein a capacitor is not coupled to an output terminal of the cartridge detection circuit, and a processor electrically connected to the cartridge detection circuit, and the processor is configured to detect a temperature of the heat generating structure through the cartridge detection circuit and, on the basis of the detected temperature of the heat generating structure, control power supply to the cartridge.

Abstract: An aerosol generating device includes a main body including a main body portion having an accommodation space into which an aerosol-generating article is inserted; a cap detachably coupled to the main body; a cartridge detachably coupled to the main body portion; a first sensor configured to detect whether the cap is attached or detached; a second sensor configured to detect whether the cartridge is attached or detached; a third sensor configured to detect a remaining amount of liquid in the cartridge; and a microcontroller electrically connected to the first sensor, the second sensor, and the third sensor.

Abstract: An aerosol generating device includes a battery, a DC/DC converter configured to boost a voltage of the battery to supply a boosted voltage to a first heater and a second heater, a first resistor circuit connected in series with the second heater and configured to detect a current flowing through the second heater, a second resistor circuit connected in series with the first resistor circuit and configured to reduce a peak value of the current flowing through the second heater, an operation switch configured to determine whether or not the current flows through the second heater, and a processor configured to control the battery, the DC/DC converter, and the operation switch.

Abstract: The present invention relates to a method for operating a massage apparatus for pulling a user's waist, the method comprising: a step in which a control unit controls a back frame so that the back frame reclines backward; a step in which the control unit controls a leg massage part so that the leg massage part is lifted up; a step in which the position of a massage module is controlled so that a massage ball is positioned on the user's waist; and a step in which the massage ball is moved in a first direction or a second direction and air is injected into a waist airbag to pull the user's waist.

Abstract: According to various embodiments, an aerosol generating device includes a plurality of pad units, each including a first end surface, a second end surface formed an opposite side of the first end surface, a front surface formed between the first end surface and the second end surface, and a rear surface formed on an opposite side of the front surface, a heating unit disposed on the front surface of each of the plurality of pad units, and a hinge unit disposed between the plurality of pad units, wherein the aerosol generating device is transformable such that the front surface of each of the plurality of pad units faces toward a central axis.

Abstract: A pixel includes a first capacitor connected between first and second nodes, a second capacitor connected between a first voltage line and the first node, a light emitting diode including a first electrode and a second electrode connected with a second voltage line, a first transistor including a first electrode, a second electrode, and a gate electrode connected with the second node, a second transistor including a first electrode, a second electrode, and a gate electrode which receives a scan signal, a third transistor including a first electrode, a second electrode, and a gate electrode which receives a first compensation scan signal, a fourth transistor including a first electrode, a second electrode, and a gate electrode which receives a second compensation scan signal, and a fifth transistor including a first electrode, a second electrode, and a gate electrode which receives a first light emitting signal.

Abstract: An image decoding method performed by a decoding apparatus according to the present disclosure includes receiving intra prediction information including at least one of most probable mode (MPM) flag information representing whether to derive an intra prediction mode for a current block based on MPM candidates for the current block or planar flag information representing whether to determine the intra prediction mode for the current block as a planar mode, deriving the intra prediction mode for the current block based on the MPM flag information and the planar flag information, deriving a predicted block for the current block based on the intra prediction mode for the current block, and generating a reconstructed picture based on the predicted block.

Abstract: A heater includes a sheet including a heating region, having of a thin-film shape, and being flexible, a heating body arranged in the heating region and configured to generate heat by receiving power, and an electrode electrically connected to the heating body and configured to supply the power to the heating body, wherein the heating body includes a first heating wire arranged along at least a part of an edge of the heating region and a second heating wire arranged in a region surrounded by the first heating wire.

Abstract: Provided is an aerosol generating device including a detachable cartridge including a liquid storing portion storing an aerosol generating material and a heater configured to evaporate the aerosol generating material, an electrode member disposed on one surface of a main body to face one surface of the cartridge, a capacitive sensor configured to apply a certain measurement signal to the electrode member and to receive a sensing signal received from the electrode member, and a processor configured to calculate a capacitance value based on the sensing signal received from the capacitive sensor and to calculate a remaining amount of the aerosol generating material stored in the liquid storing portion, based on the calculated capacitance value and a preset gain value.

Abstract: A method of encoding/decoding an audio signal and a device for performing the same are provided. The method of encoding an audio signal includes generating, based on the audio signal, a linear prediction coding (LPC) bitstream and a frequency-domain signal of the audio signal, generating, based on the LPC bitstream and the frequency-domain signal, a first residual signal including information on a frequency envelope of the frequency-domain signal, and outputting a second residual signal by processing a first residual signal through one of a plurality of signal processing paths.

Abstract: Provided is an aerosol generating device including at least one heater configured to heat an aerosol generating material, a power supply configured to supply power to the at least one heater, a load switch including a first terminal electrically connected to the power supply, a second terminal electrically connected to the at least one heater, and a third terminal configured to receive an enable signal turning on or off an electrical connection between the first terminal and the second terminal, a controller configured to control power supplied to the heater, and a protection circuit configured to monitor an electrical signal of the load switch and to output the enable signal to the third terminal.

Abstract: Provided is an aerosol generating device including a housing including an accommodating portion into which an aerosol generating article is inserted, an insertion detecting sensor configured to detect whether the aerosol generating article is inserted into the accommodating portion, a heater configured to heat the aerosol generating article inserted into the accommodating portion, a plurality of auxiliary sensors arranged around the accommodating portion, and a processor configured to control power to be supplied to the heater in response to receiving a sensing signal from the insertion detecting sensor and a sensing signal from at least one of the plurality of auxiliary sensors.

Abstract: A lithium ion secondary battery system includes a chamber to accommodate a lithium ion secondary battery, a charging/discharging device for electrically charging and discharging the lithium ion secondary battery, a pressure plate disposed in the chamber and configured to press the lithium ion secondary battery when the lithium ion secondary battery is electrically charged, a pointed portion disposed in the chamber and configured to bore a hole in a pouch of the lithium ion secondary battery to enable gas generated during the electrical charging of the lithium ion secondary battery to be removed from the pouch, and a sealer configured to seal the pouch after the gas is removed.

Abstract: An aerosol generating device includes a main body including a processor, and a cartridge detachably coupled to the main body, wherein the cartridge includes a reservoir storing an aerosol generating material, a heating structure configured to heat the aerosol generating material, and a wick configured to supply the aerosol generating material stored in the reservoir to the heating structure, and the processor compares a first temperature of the heating structure with a preset threshold, stops power supply to the heating structure based on the first temperature being greater than or equal to the preset threshold, compares a second temperature of the heating structure detected after the power supply is stopped with the preset threshold, and supplies power to the heating structure based on the second temperature being less than the preset threshold. In addition to this, various embodiments identified through the specification may be provided.

Abstract: An aerosol generating device includes a housing including a cavity in which an aerosol generating article is accommodated, an optical sensor configured to detect whether an aerosol generating article is in the cavity based on a result of comparison between a sensing value and a threshold including a first threshold and a second threshold, and a processor electrically connected to the optical sensor, wherein the processor is configured to obtain a first sensing value of the optical sensor, which is detected upon insertion of an aerosol generating article, and a second sensing value of the optical sensor, which is detected upon removal of the aerosol generating article, and update the threshold to a new threshold based on the first sensing value and the second sensing value. In addition to this, various embodiments identified through the specification may be provided.