Exert the advantage of downstream to promote the progress of LED lighting technology

The key technology semiconductor lighting from the whole industrial chain were analyzed, including the core technology of semiconductor lighting: intelligent high reliability and high efficiency of the drive system design and production technology, human comfort, environment friendly, high light energy utilization efficiency of the LED lighting system of the two optical design technology, color temperature, color control good consistency with high efficiency and high reliability of LED packaging technology, production technology of semiconductor lighting products with low cost, standard and detection technology, semiconductor lighting overall thermal design technology of space under the limitation of security protection technology of semiconductor lighting, novel semiconductor lighting design technology.

Including LED package core technology: high reliability LED package structure design technology, high power density and high power single LED multi chip COB packaging technology, packaging technology, phosphor coating technique, low thermal resistance LED package technology, chromaticity and good consistency of LED packaging technology, high light extraction efficiency of packaging the structure design technology, low color temperature and high color rendering index of high efficiency white LED packaging technology etc..

Including LED epitaxy and chip core technology: high external quantum efficiency of the device fabrication technology, low voltage epitaxial growth and device fabrication technology, the Takachi Ko efficiency of the epitaxial structure design technology, high quality crystal epitaxial technology, low thermal resistance chip preparation technology, reliability evaluation and failure mechanism low cost fabrication technology.

Of China's semiconductor lighting industry is facing a rare historical opportunity. China's LED packaging and application products, accounting for 70% of global production, give full play to our comparative advantage in encapsulation, module and semiconductor lighting lamps and other lighting products research and development of downstream industries, a number of large market demand, can quickly open the semiconductor lighting application market, thereby promoting the overall progress of the semiconductor lighting technology in china.

Present in LED industry patent also concentrated in the upper and middle reaches of the industry, the downstream industry technology needs further development.