Urgent need to expand the core technology LED industry chain
Date:2011-06-07 15:14
Status:Be resolved
Question:admin
more than 50% of the core patents are held by the hands of the top five vendors.
Currently, LED wafer production technology mainly uses metal organic chemical vapor deposition (MOCVD) method, while the MOCVD equipment mainly by two oligarchs - AIXTRON companies in Germany and the United States VEECO monopoly. Data indicated that the two companies combined market share of more than 92%. And, United States and Europe hold the upper wafer and chip manufacturing sectors of the core technology from
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06/26 01:16