White-light LED long life and high power and low energy consumption technology
Date:2011-11-16 15:46
Status:Be resolved
Question:yixiaojie
out chips overall parity, since 2, 3 years ago a comb-like grid (MeSH) after the p-type electrode, this way the manufacturer increasing, and the electrode is in best direction.
About flip chip package way, due to glow layer close to package end very easy emissions heat, plus glow layer of light radiation to external Shi no electrode blanked of plagued, so United States Lumileds and Japan Toyota synthesis has official used flip chip package way, 2005 began volume produced large LED of Panas
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