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LCD 패널 Review & Repair 장비의 결함수정 자동화 알고리즘
이우철(W.C. Lee),임성묵(S.M. Lim),이승기(S.K. Lee),정수화(S.H. Jeong),홍순국(S.K. Hong) 한국레이저가공학회 2012 한국레이저가공학회지 Vol.15 No.1
In TFT-LCD manufacturing process, various defects are generated by manufacturing machine trouble or particle. These defects can be repaired through the TFT-Laser repair process that only can't be automated in TFT-LCD manufacturing Process. In this Paper, we propose auto defect algorithm for TFT-LCD laser repair machine using image processing algorithm in order to automate process. Proposed algorithm can detect very small defects (< 2um) in 98% success ratio, and generated laser repair path guarantee highly precise position accuracy. Through proposed system, much of the work still done the old-fashioned way, by hand, can be automated and manufacturing company can be strengthed the competitiveness of cost.