大尺寸LED背光源现况与展望
The Status and Trends of Large-size LED Backlight
摘要 现阶段大尺寸TV背光源由原来的CCFL灯管向LED灯转变,背光源使用LED的优势包括低能耗、无汞环保、超薄结构设计灵活化、高色彩饱和度、区域控制的高品质显示,并且LED背光源应用领域广阔,包括小尺寸到中尺寸,再到大尺寸。介绍了国内外LED背光源标准体系建立情况,并且根据当前产业面临的困难提出LED背光源发展方向。
关键词 LED 低功耗 环保 超薄 色彩饱和度 区域控制
Abstract: At present, the light source of large size TV backlight is changing from CCFL to
LED. The advantage of backlight product using LED:low power,environmental protection
without Hg, ultra-slim structural design, high color gamut,high quality display with local
dimming. LED backlight applications areas include small size, medium size and large size
Then the paper introduced LED backlighting standard system at home and abroad.At last
the difficulties and the trends of large size LED backlight were introduced.
Keywords: LED; low power; environmental protection; ultra-slim; color gamut; local
dimming