Ho-joon Yoo

Pointing input device, method, and system using image pattern

Apparatus and method for supporting user interface enabling user to select menu having position or direction as corresponding to position or direction selected using remote control

Pointing device and method and pointer display apparatus and method

See-through display apparatus and method thereof

Input device and method and medium for providing movement information of the input device

Method and apparatus for proactive recording and displaying of preferred television program by user's eye gaze

Apparatus and method for providing position information of wireless terminal

Button input device using E-paper

Apparatus and method for converting analog signal into digital signal taking average value of analog signal for sample period

Method and apparatus for restoring signal using minimum value sampling