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? 1990: ڱ ֵ - 3C: Camcorder, Cellular phone, Lap top Computer (Notebook PC: ù) ? 1990: ī ī ձ ü (ī ݼ: ŸŸ̡ ) ? 1991: Sony Ƭ ̿ - (3.6V), ? : Ƭ ̿
б ݼӰа (1980. 2) ̱ Wayne State University (1984) ̱ University of Cincinnati йڻ(1988) [] 2016~ Ʈ, TOP21 2010. 7~2013. 12 ȭɹĮ ( ) 2009. 9~2010. 6 ̿ λ( ) 2007. 2~2009. 8 2 Ʈ(ȿ, ߰) 2002. 1~2007. 1 ZSDI (ڵ ) 1996. 4~2001. 12 LGȭ ȹ 1989. 4~1996. 3 LGݼ
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