LED as a backlight first used in mobile phones , GPS navigation systems , portable DVD players, digital photo frames and other small and medium- size LCD backlight market, with falling prices , market acceptance of gradual improvement, the international mainstream display manufacturers are focused on the LED backlight source further pushed to larger LCD TVs , and also develop greater business opportunities for the LED industry .

Zhang Bing market research firm Display Search , research director at the " 2010 Shanghai International New Energy New Light & Lighting Forum" forecast , in 2009 the global LED -backlit LCD TV sales of about 4.24 million units , accounting for only 3% of the total LCD TV market , but 2014 sales will surge to around 156 million units, accounting for the overall market share of LCD TV will also surged to 64%. In addition , LED backlighting applications in notebook market has been going on for years , has a very high market penetration , in 2009 reached 61% in 2010 to reach 84% in 2012 to stop using the laptop as a CCFL backlight . LED penetration in LCD display in 2010 will grow to 16.8 percent ratio. For the domestic TV market , Skyworth Group Display Technology division president Li put forecasts that domestic sales of LED backlight LCD TV is expected to reach 10 million units this year , accounting for 25 percent of total domestic TV sales .

LED -backlit TVs rapid increase in market share , while creating opportunities for product upgrades television companies , on the other hand it also brings a huge market space for the LED industry . Because as the screen size increases as the amount of backlight LED will grow geometrically . For example, in notebook computers , LED number to use about 40 to 60 , and in the edge-lit LED backlight TVs , LED usage reaches 300 to 400 ( 40 inches) , the use of television direct type backlight structure used the LED quantity will be more , up to a thousand pieces .