Abstract: A deposition mask for forming a pattern on a substrate to be deposited, includes a first portion having an upper surface, a second portion having an upper surface half-etched to a first depth from the upper surface of the first portion, and a third portion having an upper surface half-etched to a second depth from the upper surface of the second portion. The third portion defines an opening corresponding to the pattern, and an upper surface of the third portion includes a plane perpendicular to a thickness direction of the deposition mask.

Abstract: Disclosed herein is an apparatus including a transmitter configured to transmit a signal through a transmission antenna, a receiver configured to receive a signal reflected from a target through a reception antenna and output the received signal as a digital signal, and a signal processor electrically connected to the transmitter and the receiver, wherein the signal processor generates a virtual antenna signal based on an original signal received from the receiver and suppress a side lobe of the original signal based on the virtual antenna signal.

Abstract: A refrigerator includes a cabinet defining a storage chamber; and a door coupled to a front of the cabinet and to open and close the cabinet. The door may include a door handle; a door glass in contact with the door handle; a side decorative portion to which the door glass is adhered; door bracket coupled to the side decorative portion; and handle fastening means to fasten the door handle and the door bracket to each other.