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Taiwan makers aims to raise yield rates for high-end LED wafers to 70-80% in 2Q11
Siu Han, Taipei; Adam Hwang, DIGITIMES
Taiwan-based makers of LED epitaxial wafers are making efforts to increase yield rates from an average of 60% currently to 70-80% by the end of second-quarter 2011, as Korea-based LCD TV vendors have hiked required specifications for LED chips used...
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