Shimei Semiconductor Grows Blue LED on Silicon Wafer
LED technology has changed quite dramatically over the past decade. EE Times has an article in their latest edition that might have some drastic process changes that could lead to some significant price reductions. “Shimei Semiconductor Co. has developed a blue LED grown on a silicon wafer that it plans to make available by next April. Using silicon wafers as a substrate for GaN epitaxy could drastically lower the cost,