Dong-Seob Jang

Backlight unit and liquid crystal display comprising the same

Slim type optical disc drive

Pseudo contact negative pressure air bearing slider with divided negative pressure pockets

Flying negative pressure air bearing slider with divided negative pressure pockets

Hybrid writing and reading head to record data with high density

Swing-arm type optical recording and reproducing apparatus and optical disk applicable to the same

Liquid crystal display apparatus having a light guiding plate

Optical pickup apparatus for optical disk drive

Negative pressure air bearing slider including negative pressure rail with a protruding stepped portion

Optical recording and reproducing apparatus having floating swing arm and optical disk for use therewith