The recent technological advancement has been helpful for much improvement of various environmental conditions in our society. Especially, Information Technology contributes to remarkable progress in the performance of various electrical apparatus for communication and signal processing. But I think one of the most important things is not the improvement of performance but the will to design a human and heart warming device for friendly interface in our future community From this point of view. I report on some applications of friendly interface for human communication with the aged and the people with disability.
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