fields. Under this policy, the main fields of Samsung were electricity, engineering, and chemistry so Jeil-jedang, who had produced flour and sugar, was classified as minor branch of their business. In this situation, the company needed to get out of this unfavorable condition so it finally detached from Samsung in 1993.
Part 1 - 2 - 2. About CEO Son Gyeong-sik and Lee Jae-hyeon
There are two
1.Photolithography
리소그래피는 포토레지스트를 도포하는 공정으로 시작해 노광, 현상, 에칭, 포토레지스트 제거에 이르는 일련의 프로세스이다. 현상까지를 레지스트 처리공정으로 하며, 에칭 공정과 분리해서 생각할 수도 있다. 현재, 패턴 노광은 레티클이라 불리는 마스크 기판에 의해 축소 투영 전
field would have been meaningful.
So we have contacted two professors: Professor Yehoon Lee and Professor Heejune Ahn from Seoul National University of Technology. The first interviewee, Prof. Yehoon Lee is an associate professor in the Department of Electronic and Information Engineering, whose major and research interests are mobile wireless communication, broadcast communication, CDMA/OFDM