Abstract: A touch sensor assembly according to an embodiment of the present disclosure includes a sensor housing disposed at a rear surface of an external member on which a touch operation unit on which a user touches is marked, a sensor PCB accommodated in the sensor housing, and an elastic member which is disposed at a rear side of the sensor PCB and presses the sensor PCB toward a rear surface of the external member, wherein the elastic member is mounted in an elastic member accommodation portion formed at a bottom surface of the sensor housing.

Abstract: A refrigerator door and a manufacturing method of the same are disclosed. The refrigerator door includes a front panel that includes a first through hole and an input unit, a door liner, an upper cap decoration unit configured to seal an upper side of a first space defined between the front panel and the door liner, a frame attached to an inside of the front panel and defining a second space, a display assembly provided between the frame and the front panel and configured to emit light through the first through hole, and a touch sensor assembly provided between the frame and the front panel, the touch sensor assembly being fixed to a rear of the front panel at a position that corresponds to a location of the input unit. The upper cap decoration unit includes a communication hole for communicating with the second space and includes a cap cover.

Abstract: In a sensor assembly, a hole-shaped sensor support portion is formed at a sensor printed circuit board (PCB), a touch sensor is disposed at the sensor support portion, and an elastic member is installed at a rear surface of the sensor PCB. In addition, a sensor assembly according to an embodiment of the present invention may include a sensor PCB on which a copper coating film which constitutes a circuit is printed on a top surface of a plastic material, a touch sensor seated on a sensor support portion formed at the sensor PCB, and a cover member which is attached onto a rear surface of the sensor PCB and covers the sensor support portion.

Abstract: Disclosed is a refrigerator for uniformly illuminating an inner space thereof. The refrigerator includes a cabinet including a storage compartment having a predetermined size, a shelf installed in the storage compartment, the shelf including a light source unit for illuminating an inside of the storage compartment, a transmitter connected to an external power supply for wirelessly transmitting power, the transmitter having a primary resonance frequency within a predetermined range, and a receiver for wirelessly receiving the power from the transmitter so as to supply the power to the light source unit of the shelf, the transmitter transmitting the power to the receiver using a secondary resonance frequency generated when the receiver is located close to the transmitter.

Abstract: A refrigerator door and a manufacturing method of the same are disclosed. The refrigerator door includes a front panel that includes a first through hole and an input unit, a door liner, an upper cap decoration unit configured to seal an upper side of a first space defined between the front panel and the door liner, a frame attached to an inside of the front panel and defining a second space, a display assembly provided between the frame and the front panel and configured to emit light through the first through hole, and a touch sensor assembly provided between the frame and the front panel, the touch sensor assembly being fixed to a rear of the front panel at a position that corresponds to a location of the input unit. The upper cap decoration unit includes a communication hole for communicating with the second space and includes a cap cover.

Abstract: In a sensor assembly, a hole-shaped sensor support portion is formed at a sensor printed circuit board (PCB), a touch sensor is disposed at the sensor support portion, and an elastic member is installed at a rear surface of the sensor PCB. In addition, a sensor assembly according to an embodiment of the present invention may include a sensor PCB on which a copper coating film which constitutes a circuit is printed on a top surface of a plastic material, a touch sensor seated on a sensor support portion formed at the sensor PCB, and a cover member which is attached onto a rear surface of the sensor PCB and covers the sensor support portion.

Abstract: A refrigerator door and a manufacturing method of the same are disclosed. The refrigerator door includes a front panel that includes a first through hole and an input unit, a door liner, an upper cap decoration unit configured to seal an upper side of a first space defined between the front panel and the door liner, a frame attached to an inside of the front panel and defining a second space, a display assembly provided between the frame and the front panel and configured to emit light through the first through hole, and a touch sensor assembly provided between the frame and the front panel, the touch sensor assembly being fixed to a rear of the front panel at a position that corresponds to a location of the input unit. The upper cap decoration unit includes a communication hole for communicating with the second space and includes a cap cover.

Abstract: Provided are a touch sensor assembly that is maintained in a state in which the touch sensor is closely attached to an exterior member to accurately detect displacement when touch manipulation is performed to improve a recognition rate, a refrigerator door including a touch sensor assembly that is capable of preventing a sensor control part from being damaged by static electricity and having an improved front outer appearance, and a method for manufacturing the refrigerator door.

Abstract: Provided is a metal touch sensing apparatus in which recognition performance thereof is improved, a plurality of touch parts are successively manipulated to enter into a specific mode, thereby preventing a refrigerator from being malfunctioned, and touch sensitivity of the refrigerator to be touched for the manipulation is visually adjusted, and a home appliance including the touch apparatus and a method for controlling the same.

Abstract: According to an embodiment for a refrigerator, a plurality of touch parts may be manipulated to enter into a special mode, thereby preventing the refrigerator from malfunctioning. The touch sensitivity adjustment of the refrigerator due to the touch manipulation of the refrigerator may be visualized.

Abstract: A refrigerator door and a manufacturing method of the same are disclosed. The refrigerator door includes a front panel that includes a first through hole and an input unit, a door liner, an upper cap decoration unit configured to seal an upper side of a first space defined between the front panel and the door liner, a frame attached to an inside of the front panel and defining a second space, a display assembly provided between the frame and the front panel and configured to emit light through the first through hole, and a touch sensor assembly provided between the frame and the front panel, the touch sensor assembly being fixed to a rear of the front panel at a position that corresponds to a location of the input unit. The upper cap decoration unit includes a communication hole for communicating with the second space and includes a cap cover.

Abstract: Provided are a touch sensor assembly that is maintained in a state in which the touch sensor is closely attached to an exterior member to accurately detect displacement when touch manipulation is performed to improve a recognition rate, a refrigerator door including a touch sensor assembly that is capable of preventing a sensor control part from being damaged by static electricity and having an improved front outer appearance, and a method for manufacturing the refrigerator door.

Abstract: Disclosed is a refrigerator for uniformly illuminating an inner space thereof. The refrigerator includes a cabinet including a storage compartment having a predetermined size, a shelf installed in the storage compartment, the shelf including a light source unit for illuminating an inside of the storage compartment, a transmitter connected to an external power supply for wirelessly transmitting power, the transmitter having a primary resonance frequency within a predetermined range, and a receiver for wirelessly receiving the power from the transmitter so as to supply the power to the light source unit of the shelf, the transmitter transmitting the power to the receiver using a secondary resonance frequency generated when the receiver is located close to the transmitter.

Abstract: Provided is a metal touch sensing apparatus in which recognition performance thereof is improved, a plurality of touch parts are successively manipulated to enter into a specific mode, thereby preventing a refrigerator from being malfunctioned, and touch sensitivity of the refrigerator to be touched for the manipulation is visually adjusted, and a home appliance including the touch apparatus and a method for controlling the same.

Abstract: A wireless power transmission system using multiple coils comprises a transmitter; and a receiver, wherein the transmitter includes a module for receiving a predetermined voltage, and a primary coil for generating a primary resonance frequency in accordance with the received voltage. The receiver spaced apart from the transmitter includes a load for emitting light, capacitors connected in series or in parallel in accordance with an equivalent resistance of the load, and a secondary coil for generating a secondary resonance frequency greater than the primary resonance frequency.

Abstract: A refrigerator door and a manufacturing method of the same are disclosed. The refrigerator door includes a front panel that includes a first through hole and an input unit, a door liner, an upper cap decoration unit configured to seal an upper side of a first space defined between the front panel and the door liner, a frame attached to an inside of the front panel and defining a second space, a display assembly provided between the frame and the front panel and configured to emit light through the first through hole, and a touch sensor assembly provided between the frame and the front panel, the touch sensor assembly being fixed to a rear of the front panel at a position that corresponds to a location of the input unit. The upper cap decoration unit includes a communication hole for communicating with the second space and includes a cap cover.

Abstract: A touch sensor assembly may include a sensor housing disposed at a bottom surface of an exterior member of a household appliance in which an operation unit on which a user touches is formed; a sensor PCB which is provided inside the sensor housing and has a top surface on which a copper coating or film is formed; a touch sensor, the touch sensor including: a metal plate having a bottom surface in contact with the copper coating or film; and a ceramic element installed on a top surface of the metal plate; a spacer in which a sensor hole is formed at a position corresponding to the sensor and which has a bottom surface attached to a surface of the copper coating or film; a conductive foil attached to a top surface of the spacer and having a bottom surface on which an inner guide line which applies an electric current to the ceramic element and an outer guide line which applies an electric current to the metal plate are printed; and a contact portion formed to protrude from a top surface of the conductive foil c

Abstract: A touch sensor assembly may include a sensor mounting portion formed at a insulating substrate, and a soldering spot provided at the sensor mounting portion, wherein a touch sensor is stably fixed to the sensor mounting portion by the soldering spot. In addition, the touch sensor assembly according to an embodiment of the present disclosure includes a copper coating film coated on a insulating substrate, and a top layer printed on the copper coating film, wherein the copper coating film is protected by the top layer.

Abstract: A touch sensor assembly may include a sensor mounting portion formed at a insulating substrate, and a soldering spot provided at the sensor mounting portion, wherein a touch sensor is stably fixed to the sensor mounting portion by the soldering spot. In addition, the touch sensor assembly according to an embodiment of the present disclosure includes a copper coating film coated on a insulating substrate, and a top layer printed on the copper coating film, wherein the copper coating film is protected by the top layer.

Abstract: A touch sensor assembly includes a touch substrate attached to a rear surface of a panel having a touch point, a piezo disk having first and second poles stacked thereon, a pressing tab flexibly provided on the touch substrate, electrically connected to the first pole upon being in contact with the first pole, and electrically connected to a first wire provided on the touch substrate, a fixing surface electrically connected to the second pole while supporting the second pole such that the piezo disk is fixed to the rear surface of the touch substrate and electrically connected to a second wire provided on the touch substrate, and an oxidation prevention film coated on at least one of the first pole or the second pole of the piezo disk and the pressing part or the fixing surface of the touch substrate and made of a conductive material.