Abstract:
A method of manufacturing a power supply unit (PSU) is provided. The method includes providing at least one PSU supplying a dimming signal to at least one light source, performing a first test for electrical characteristics of the at least one PSU, detecting light emitted from the at least one light source, measuring a flicker of the at least one light source, and performing a second test for a state of the at least one PSU based on a flicker measurement result, and packing a PSU determined to be in a normal state among the at least one PSU, as a result of the first test and the second test.
Abstract:
A cleaning robot includes a main body; a plurality of pad assemblies mounted on the bottom of the main body for doing cleaning; a drive assembly for applying drive power for each of the plurality of pad assemblies; and a detection unit for detecting an obstacle. The drive assembly adjusts slopes of the plurality of pad assemblies individually based on the height of the obstacle.
Abstract:
Disclosed herein is a display apparatus having high quality and high gloss. The display apparatus includes a display module which keeps a display panel on which an image is displayed in a curved surface state, a driving unit provided at a rear side of the display module, and a cover which accommodates the display module and the driving unit and forms an exterior of the display apparatus, wherein the cover is injection molded, and includes a first cover which is disposed in front of the display module and is provided to have the same curvature as that of the display panel, and a second cover which is disposed at the rear side of the display module, is coupled with the first cover, simultaneously accommodates the display module and the driving unit, and is formed to have a curvature which is different from that of the display panel.