??? ??? ??? ?? ??.(A+)

¢ò. ??? ???
??(SONY)
??? ???(sound)? ??(sonic)? ??? ???? ???(sonus)? ??¡¤???? ??? sonny? ???? ??? ????. ??? 1946? ??? ???[¾®Éî´ó] ?? ????? ?? ??????? ???? 1958? ??? ??? ?????. 1949? ???? ?????? ?? ?1?? ??????, 1950? ?? ??? ?????? G?? ?????. ? ? ??????¡¤????????¡¤?????????¡¤?????????(VTR) ?? ??, ?? ??? ???? ?? ?????? ??? ?????.
1960? ?? ??? ????? TV? ??, ???? ??? ?????. 1968? ???? ?????? ?????????(SMD) ??, ?? ? ????? ??? ??????? ?????. 1974? ????? ??? ?? MAVICA ???? ??? ? ????? LEC, 1986? ?? ??? 8mm VTR ??? ??, 1990? 8mm ???? ?????.
??? [Nintendo]
??? ???? ????? ???? ???? ?? ??? ???? ??? ??[¾©¶¼]? ?? ??????, 1949? ??? ??? ???? ???? ??? ??? ??? ?? ???? ???? ??? ??? ???? ??? ???. ???? 1985? ??? ??? ???(Famicom)? 1990?? ??? ?????(Super Famicom)? ?? 10? ??? ??? ?? ??? ?????, ????? ??? ?????????? ?????? ???? ??? ?? ?? ??? ???. ???? 1994? ??? ???????(Playstation)? ????? ?? ??? ?????, ???(Pokemon)??? ???-???? ??? ?? ??? ???? ????, ??? ??? ???? ???? ???? ??? ??? ????. 2002??? ??? ??? ????(Gamecube)? ?????, ??
??? ??, ???????? ??? ??? ?? ??? 3? ??? ???? ??.