超高亮度LED驱动电路在LCoS微显示器中的应用  

Driving Circuit of High-Bright LED Applied in LCoS Micro-Display

作　　者：宋萍[1] 李正佳[1] 阮玉[1] 

机构地区：[1]华中科技大学光电子科学与工程学院,武汉430074

出　　处：《光学与光电技术》2007年第1期14-16,共3页Optics & Optoelectronic Technology

基　　金：国家自然科学基金(60407002)资助项目

摘　　要：超高亮度发光二极管(LED)具有功耗低、寿命长、发光效率高等优点,为了将其应用于硅基液晶(LCoS)微显示器光源,从LED优点出发,结合LED的恒流发光特性,设计出了超高亮度LED驱动电路,并通过实验进行分析和优化。实验结果表明,超高亮度LED具有很好的光源特性,能够成功应用于LCoS微显示器中。Based on the low power consumption, long lifespan and high irradiance efficiency of ultra high-bright LED, an application of Liquid Crystal on Silicon （LCoS） light source is proposed. Considering the feature of constant current when it lights, the driving circuit of ultra high-bright LED is designed, analyzed and optimized by experiment. The results show that ultra high-bright LED can be successfully utilized in LCoS micro-display.

关 键 词：硅基液晶 发光二极管 超高亮度 驱动电路 

分 类 号：TN312.8[电子电信—物理电子学]