Abstract: A high-frequency heating method for a hot stamping process includes: a first heating step of high-frequency heating a steel sheet, which has an aluminum (Al) coating layer formed on an iron (Fe)-based base material, to a first target temperature at a first heating rate; a second heating step of melting the coating layer by high-frequency heating the steel sheet, which has passed through the first heating step, to a second target temperature at a second heating rate, wherein the second heating rate is lower than the first heating rate; and a third heating step of high-frequency heating the steel sheet, which has passed through the second heating step, to a third target temperature at a third heating rate, wherein the third heating rate is lower than the second heating rate. A compound is formed by a reaction between a material of the coating layer and a material of the base material in the second heating step.

Abstract: A megasonic cleaner includes a water tank that includes a pair of opposite inner walls and a bottom wall connected thereto, and that accommodates a fluid therein; a plurality of supporting units arranged in the water tank at predetermined positions that support a wafer; and at least one transducer arranged on the bottom wall that transmits energy in the form of waves into the fluid, where each of the opposite inner walls has a first protrusion that protrudes into an internal space of the water tank, the first protrusion being spaced above the bottom wall and positioned at an height that is greater than or equal to a height of the centers of the plurality of supporting units.

Abstract: A cooling apparatus for a hot stamping die is configured such that a refrigerant in a two-phase coexisting state of a liquid phase and a gas phase is supplied to a cooling channel formed in the hot stamping die to cool the hot stamping die using latent heat of the refrigerant. The refrigerant maintains a constant temperature in the cooling channel of the hot stamping die, which ensures uniform cooling of the hot stamping die.

Abstract: A display module and a display apparatus having the display module are provided. The display module includes a light guide plate which turns a path of generated light and emits the light through an emitting surface, a quantum dot (QD) sheet provided to correspond to the emitting surface to improve color reproducibility of the light emitted from the light guide plate, and at least one guide member which is fixed inside of a chassis and supports the light guide plate and the QD sheet. Using such a configuration, the color reproducibility of the display module may be improved, and the light guide plate and the QD sheet may be fixed together.

Abstract: A method manages a care service by a terminal apparatus of a caregiver. The method includes recognizing a smart card of a patient, receiving encrypted data including encrypted time information from the smart card, the encrypted time information being generated at the smart card by encrypting time information corresponding to a point in time when the terminal apparatus recognizes the smart card, and transmitting the encrypted data to a management server. The encrypted data is generated by the smart card using an encryption key and decrypted by the management server using a decryption key corresponding to the encryption key. A time corresponding to time information acquired from the decrypted data is stored in the management server as a care service providing time.

Abstract: A device for exercising muscles in eyes, the device including: a housing which is formed with an ocular hole corresponding to a user's eye; a display which displays a target image in front of a user? eyes in an eye line; a lens which is arranged in between the ocular hole and the display; and a lens driver which drives the lens to move forward and backward along the eye line.

Abstract: The present invention relates to a cosmetic composition comprising slime of snails fed with berry fruits and a preparation method thereof. In particular, the present invention relates to a composition comprising slime of snails fed with berry fruits and a preparation method thereof, wherein snail slime obtained from snails fed with berry fruits enhances skin regeneration, skin elasticity, and moisture by means of mucin, collagen, and elastin contained in the snail slime such that an active oxygen in skin can be decreased and skin aging can be prevented by polyphenol contained in the berry fruits, and the slime of snails fed with berry fruits in the cosmetic composition of the present invention is harmless to a human body as a natural raw material and prevents skin problems by reducing skin stress caused by external environments.

Abstract: A method and apparatus for managing call information is provided. The method includes: receiving reception notification data from a server that indicates call information is received, receiving the call information from the server according to the reception notification data in response to an input of a manager and displaying the call information and an initial process state of the call information on a screen of the display.

Abstract: An apparatus for clamping a probe card may include a body portion, an inner clamping portion and a plurality of outer clamping portions. The body portion may be arranged between a printed circuit board (PCB) of the probe card and a test head. The inner clamping portion may be integrally formed with an upper surface of the body portion. The inner clamping portion may be configured to affix a central portion of the PCB to the test head. The outer clamping portions may be integrally formed with side surfaces of the body portion. The outer clamping portions may be configured to affix a portion surrounding the central portion of the PCB to the test head. Thus, a contact area between the clamping apparatus and the PCB may be increased.

Abstract: A method protects care information in a care provider terminal. The method includes detecting if there is a network disconnection between the care provider terminal and an authorized access point (AP), operating the care provider terminal in an offline mode until a first predetermined time is over after the network disconnection is detected, activating an alarm operation when the first predetermined time is over, and deleting the care information when a second predetermined time is over after the alarm operation is activated. The method may further include determining whether or not the care provider terminal is connected to an unauthorized AP while counting the first predetermined time or the second predetermined time, and deleting the care information if it is determined that the care provider terminal is connected to the unauthorized AP.

Abstract: A display apparatus including an illumination unit having a first illumination unit including a first light source module, a second illumination unit including a second light source module, and a bracket located between the first and second illumination units to connect the illumination units to each other. The bracket includes a first body portion on which the first light source module is placed, a second body portion on which the second light source module is placed, and a connecting portion located between the first and second body portions to connect the body portions to each other. The connecting portion has a first distance from a first end of the first or second body portion and a second distance from a second end of the first or second body portion, and the second distance is greater than the first distance.

Abstract: A single-sided continuous optoelectrowetting (SCOEW) device for manipulating droplets retained in a fluid over the SCOEW device with dynamic patterns of low intensity light, such as from a display screen, is described. A single pair of lateral electrodes are utilized for providing a lateral electric field bias, with transport motion controlled in response to projecting light through a photoconductive layer and dielectric layer adjacent to which droplets are retained. The device is configured for optically manipulating droplets having volumes spanning over five orders of magnitude, and can be configured to perform droplet dispensing, transport, splitting, merging, mixing and other droplet manipulation functions involving any of the above on a single sided surface.

Abstract: Disclosed are a backlight unit and a display apparatus using the same. The backlight unit includes first and second reflectors, a light source module, an optical member spaced apart from the second reflector, a first cover to come into contact with the second reflector and optical member, a second cover coupled to the first cover to support the light source module, and a third cover coupled to the first and second covers. The first cover includes a bottom plate, first lateral plates facing each other with respect to a first direction, second lateral plates facing each other in a second direction, a first coupling portion disposed at each first lateral plate and coupled to the second cover, a second coupling portion disposed at each second lateral plate and coupled to the optical member, and a third coupling portion disposed at each second lateral plate and coupled to the third cover.

Abstract: A display module and a display apparatus having the display module are provided. The display module includes a light guide plate which turns a path of generated light and emits the light through an emitting surface, a quantum dot (QD) sheet provided to correspond to the emitting surface to improve color reproducibility of the light emitted from the light guide plate, and at least one guide member which is fixed inside of a chassis and supports the light guide plate and the QD sheet. Using such a configuration, the color reproducibility of the display module may be improved, and the light guide plate and the QD sheet may be fixed together.

Abstract: Methods and devices for the formation of droplets of a first fluid in a second fluid and the encapsulation of particles or cells within such droplets are disclosed. Impetus for droplet formation is provided by the creation of a transient bubble, which may be induced using a pulsed laser. Droplet volume and the frequency at which droplets are formed can be controlled by modulation of the pulsed laser. The disclosed methods and devices are particularly suitable for use in microfluidic devices.

Abstract: A method and apparatus for managing call information is provided. The method includes: receiving reception notification data from a server that indicates call information is received, receiving the call information from the server according to the reception notification data in response to an input of a manager and displaying the call information and an initial process state of the call information on a screen of the display.

Abstract: A method performed by an apparatus for providing nursing service is provided. The method includes: receiving result information about nursing service provided to a patient from a first medical care provider terminal, extracting rule information that is pre-set with respect to the nursing service, determining whether the result information corresponds to the rule information, and transmitting the result information to a second medical care provider terminal if the result information corresponds to the rule information.

Abstract: A method protects care information in a care provider terminal. The method includes detecting if there is a network disconnection between the care provider terminal and an authorized access point (AP), operating the care provider terminal in an offline mode until a first predetermined time is over after the network disconnection is detected, activating an alarm operation when the first predetermined time is over, and deleting the care information when a second predetermined time is over after the alarm operation is activated. The method may further include determining whether or not the care provider terminal is connected to an unauthorized AP while counting the first predetermined time or the second predetermined time, and deleting the care information if it is determined that the care provider terminal is connected to the unauthorized AP.

Abstract: Disclosed is a light unit and a display device using the same, the light unit which includes a first reflector comprising an inclined surface partially formed therein, second and third reflectors arranged at both ends of the first reflector, respectively, a first light source module disposed between the first and second reflectors, and a second light source module disposed between the first reflector and the third reflector, wherein a light emitting direction of the first light source module is different from a light emitting direction of the second light source module.

Abstract: A method manages a care service by a terminal apparatus of a caregiver. The method includes recognizing a smart card of a patient, receiving encrypted data including encrypted time information from the smart card, the encrypted time information being generated at the smart card by encrypting time information corresponding to a point in time when the terminal apparatus recognizes the smart card, and transmitting the encrypted data to a management server. The encrypted data is generated by the smart card using an encryption key and decrypted by the management server using a decryption key corresponding to the encryption key. A time corresponding to time information acquired from the decrypted data is stored in the management server as a care service providing time.