But for general lighting, where the growth is expect to explode, doesn't the price still reamin a challenge, not to mention heat managment and the headache that it represents.
From what I see, there a many cool applications for small wattage where incandescent lamps have already been replaced, but can not say the same for larger wattage appliances.
See related links:
. Switching to smart lighting: http://www.eetimes.com/electronics-news/4375945/Adding-intelligence-to-lighting-
. Beware technology bearing gifts; turn off the light: http://www.eetimes.com/electronics-news/4391981/Beware-technology-bearing-gifts
. Highly efficient LED drivers provide intelligent lighting solutions: http://www.eetimes.com/design/smart-energy-design/4376019/Highly-efficient-LED-drivers-provide-intelligent-lighting-solutions
. LEDs - Design archive: http://www.eetimes.com/design/smart-energy-design/4371743/LED-Focus
. White LEDs printed on paper: http://www.eetimes.com/electronics-blogs/other/4391599/White-LEDs-printed-on-paper
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