Abstract: The present disclosure relates to a lithium secondary battery in which an abnormal voltage drop phenomenon is improved. The lithium secondary battery comprises a negative electrode comprising a negative electrode active material, a positive electrode comprising a positive electrode active material represented by Formula 1, a separator disposed between the positive electrode and the negative electrode, and a non-aqueous electrolyte solution, wherein the non-aqueous electrolyte solution comprises a lithium salt, a non-aqueous organic solvent, a compound represented by Formula 2 as a first additive, and lithium difluorophosphate as a second additive: LiaNixCOyM1zM2wO2??[Formula 1] wherein all the variables are described herein.

Abstract: The present invention relates to a method and apparatus for encoding a displacement video using image tiling. A method for encoding multi-dimensional data according to an embodiment of the present disclosure may comprise: converting the multi-dimensional data into one or more frames with two-dimensional characteristics; generating one or more frame groups by grouping the one or more frames with pre-configured number units; reconstructing frames belonging to each frame group into a tiled frame; and generating a bitstream by encoding the tiled frame. Here, the tiled frame may be constructed with one or more blocks, and each block may be constructed by rearranging pixels existing at the same location in the frames.

Abstract: An image sensing device includes: a control circuit coupled between an output terminal of a pixel signal and a high voltage terminal, and configured to generate a control voltage corresponding to a voltage level of the pixel signal; and a current supplying circuit coupled between the output terminal and the high voltage terminal, and configured to supply a pre-charge current, which is configured to be adaptively adjusted according to the voltage level of the pixel signal, to the output terminal based on the control voltage.

Abstract: Disclosed is an image sensing device including a first clock distributor suitable for receiving a first input dock signal through a first input terminal, and outputting a plurality of first output clock signals through a plurality of first output terminals, and a first conductive line coupled in common to the plurality of first output terminals.

Abstract: A sensor for measuring a temperature change amount. The sensor includes a first composite material layer including a polymer having a volume changing according to a temperature change amount; an electrode layer provided on one side of the first composite material layer and capable of representing the temperature change amount as a resistance change amount; and a second composite material layer at least partially provided on the upper side of the first composite material layer and containing polydimethylsiloxane (PDMS) and at least one of carbon nanotubes (CNT), boron nitride nanotubes (BNNT), and graphene or containing a thermoplastic polyurethane (TPU) so that the temperature change occurring on one side thereof is transferred to the other side thereof.

Abstract: A device for producing a skin care pack using a hydrogel and to a control method thereof are disclosed. The device includes: a housing which is provided with a door for selectively opening and closing a work space for forming a skin care pack, and maintains a forming temperature required for producing the skin care pack; a platform having a base supported on a floor plate of the work space of the housing; a former including one or more nozzle modules which are provided to be movable in the work space and heat and discharge a hydrogel onto the platform; and a control unit for controlling the movement of the nozzle modules and the discharge of the hydrogel from the nozzle modules.

Abstract: A portable terminal case having a skin condition-measuring function is disclosed. The case includes a battery case; a bumper case coupled to the battery case; a moisture measurement unit for receiving moisture level information in the skin of a user from a moisture measurement sensor; a contact detection unit for receiving information on the presence or absence of a contact between the bumper case and the skin from a contact detection sensor; an environment measurement unit for receiving surrounding environment information from an environment information measurement sensor; and a control unit for collecting the moisture content and the environment information from the moisture measurement unit and the environment measurement unit.

Abstract: A device for producing a skin care pack using hydrogel and a control method of the device are disclosed. The device includes a housing which is provided with a door for selectively opening and closing a work space for forming a skin care pack, and which maintains a forming temperature required for producing the skin care pack; a platform having a base supported on a floor plate of the work space of the housing; a former including one or more nozzle modules which are provided to be movable in the work space, and each of which includes a pump for receiving a heated hydrogel and then discharging it onto the platform through a nozzle, and includes a cooling device for cooling a pump motor of the pump; and a control unit for controlling the discharge of the hydrogel from the nozzle modules.

Abstract: A device for producing a skin care pack using a hydrogel and a control method thereof are disclosed. The device may include a housing which is provided with a door for selectively opening and closing a work space for forming a skin care pack, and which maintains a forming temperature required for producing the skin care pack; a platform including a base supported on a floor plate of the work space, and a heater for heating hydrogel discharged onto the base; a former including nozzle modules which are provided to be movable in the work space and each include a pump for receiving and discharging a heated hydrogel; and a control unit which controls the movement of the nozzle modules and the operation of the pumps, and maintains the temperature of the base to a predetermined range by controlling the operation of the heater.

Abstract: A device for producing a skin care pack using a hydrogel is disclosed. The device includes: a housing provided with a door for selectively opening and closing a work space for forming a skin care pack; a platform having a base supported on a floor plate of the work space of the housing; a former containing one or more nozzle modules which are provided to be movable in the work space and each contains a peristaltic pump for receiving a heated hydrogel and then discharging same onto the platform through a nozzle; and a control unit for controlling the movement of the nozzle modules, and controlling the peristaltic pumps, thereby controlling the discharge of the hydrogel from the nozzle modules.

Abstract: A skin condition measurement sensor module and a skin condition measurement device are provided. A skin condition measurement sensor module according to one embodiment contains: a transparent film; a pair of sensor electrodes disposed to be spaced at regular intervals at a plurality of positions on one surface of the transparent film; and a floating electrode formed on the entirety of the one surface of the transparent film, formed to be divided into predetermined sizes, and formed to be separated from the pair of sensor electrodes, wherein the sensor electrodes and the floating electrode are formed of a grid-shaped pattern layer.

Abstract: One aspect of the present disclosure relates to an apparatus for manufacturing a skin care pack. According to an aspect of the present invention, the apparatus for manufacturing a skin care pack may be provided, the apparatus containing: a housing for providing a working space for forming a skin care pack; a film moving module provided to be movable in one direction within the working space, and having a base on which a film is mounted; a molding machine provided to be movable within the working space in two directions perpendicular to the one direction, and including at least one nozzle module for discharging hydrogel to the base; and a controller for controlling movement of the film moving module and the nozzle module, and controlling discharge of the hydrogel from the molding machine.

Abstract: The present disclosure relates to a metal material extraction sheet. According to an aspect of the disclosure, the metal material extraction sheet having a predetermined area may be provided, wherein dopamine whose color is changed when reacting with a metal material is provided on at least a part of the outer surface of the metal material extraction sheet.

Abstract: A device for producing a skin care pack using a hydrogel and to a control method thereof are disclosed. The device includes: a housing which is provided with a door for selectively opening and closing a work space for forming a skin care pack, and maintains a forming temperature required for producing the skin care pack; a platform having a base supported on a floor plate of the work space of the housing; a former including one or more nozzle modules which are provided to be movable in the work space and heat and discharge a hydrogel onto the platform; and a control unit for controlling the movement of the nozzle modules and the discharge of the hydrogel from the nozzle modules.

Abstract: A head mounted display (HMD) device includes a stretchable display configured to display an image, and a lens unit provided to face the stretchable display and configured to magnify the image and refract the image in a direction toward a user's eye.

Abstract: A device for producing a skin care pack using a hydrogel is disclosed. The device includes: a housing provided with a door for selectively opening and closing a work space for forming a skin care pack; a platform having a base supported on a floor plate of the work space of the housing; a former containing one or more nozzle modules which are provided to be movable in the work space and each contains a peristaltic pump for receiving a heated hydrogel and then discharging same onto the platform through a nozzle; and a control unit for controlling the movement of the nozzle modules, and controlling the peristaltic pumps, thereby controlling the discharge of the hydrogel from the nozzle modules.

Abstract: A device for producing a skin care pack using hydrogel and a control method of the device are disclosed. The device includes a housing which is provided with a door for selectively opening and closing a work space for forming a skin care pack, and which maintains a forming temperature required for producing the skin care pack; a platform having a base supported on a floor plate of the work space of the housing; a former including one or more nozzle modules which are provided to be movable in the work space, and each of which includes a pump for receiving a heated hydrogel and then discharging it onto the platform through a nozzle, and includes a cooling device for cooling a pump motor of the pump; and a control unit for controlling the discharge of the hydrogel from the nozzle modules.

Abstract: A portable terminal case having a skin condition-measuring function is disclosed. The case includes a battery case; a bumper case coupled to the battery case; a moisture measurement unit for receiving moisture level information in the skin of a user from a moisture measurement sensor; a contact detection unit for receiving information on the presence or absence of a contact between the bumper case and the skin from a contact detection sensor; an environment measurement unit for receiving surrounding environment information from an environment information measurement sensor; and a control unit for collecting the moisture content and the environment information from the moisture measurement unit and the environment measurement unit.

Abstract: A device for producing a skin care pack using a hydrogel and a control method thereof are disclosed. The device may include a housing which is provided with a door for selectively opening and closing a work space for forming a skin care pack, and which maintains a forming temperature required for producing the skin care pack; a platform including a base supported on a floor plate of the work space, and a heater for heating hydrogel discharged onto the base; a former including nozzle modules which are provided to be movable in the work space and each include a pump for receiving and discharging a heated hydrogel; and a control unit which controls the movement of the nozzle modules and the operation of the pumps, and maintains the temperature of the base to a predetermined range by controlling the operation of the heater.

Abstract: A display device includes a display panel including a bending area that is bendable along an axis extending in a first direction, and a panel support portion that supports the display panel in the bending area. The panel support portion includes a plurality of joint members, a plurality of rotational angle limiting members, and a plurality of connecting members. The joint members are sequentially arranged and support the display panel. Each joint member is rotatable about two rotation axes. The rotational angle limiting members are coupled to the joint members and limit rotational angles of the joint members. Each connecting member is coupled to a pair of the rotational angle limiting members disposed at a pair of adjacent joint members. The rotational angle limiting members included in the pair of rotational angle limiting members contact each other and are fixed to an inner portion of the corresponding connecting member.