Forward illumination is provided by high- ("main", "full", "driving") and low- ("dip", "dipped", "passing") beam headlamps, which may be augmented by auxiliary fog lamps, driving lamps, or cornering lamps. Headlamps Automatic systems ...
Tags: LED Car Light, auto light
Automotive headlamp applications using light-emitting diodes (LEDs) have been undergoing very active development since 2004. The first series-production LED headlamps were factory-installed on the Lexus LS 600h / LS 600h L presented in 2007 ...
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Efficiency: LEDs emit more light per watt than incandescent light bulbs.The efficiency of LED lighting fixtures is not affected by shape and size, unlike fluorescent light bulbs or tubes. Color: LEDs can emit light of an intended color ...
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Global LED Manufacturing Industry 2011, the global LED Manufacturing Industry had a slight growth, much lower than expectation.
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High initial price: LEDs are currently more expensive, price per lumen, on an initial capital cost basis, than most conventional lighting technologies. As of 2010, the cost per thousand lumens (kilolumen) was about $18. The price is ...
Tags: LED, LED Disadvantages
At the energy conservation project recently held in Moscow, The Shanghai Cooperation Organization (SCO) China Business Council has announced China would inject a total investment of $ 500 million to form "Shenzhen LED Industry Park" in ...
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White LED with high light efficiency, long life, energy saving, environmental protection and other significant advantages of green lighting and information display has broad application prospects in the field. At present, the core material ...
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White light There are two primary ways of producing white light-emitting diodes (WLEDs), LEDs that generate high-intensity white light. One is to use individual LEDs that emit three primary colors— red, green, and blue — and ...
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"Something and Nothing"- a sculptural installation created in 2011 by Keith Lemley consists of concentric rings of white neon tubes whose paths most certainly mimic the natural variations found in the logs at their center. Image ...
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When industrial designer Samuel Bernier moved into his new apartment he was faced with a mass of furniture including a broken Ikea lamp that was left there by the previous tenant. When searching for a new shade to replace the tattered and ...
Tags: Ikea lamp, IKEA, lamp, incandescent bulbs
According to a market research report published by Strategies Unlimited (SU), the high-brightness (HB) LED market, experienced a 93 percent growth rate between 2009 and 2010. In 2009, the global market for packaged HB LEDs was $5.6 billion. ...
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Conventional LEDs are made from a variety of inorganic semiconductor materials. The following table shows the available colors with wavelength range, voltage drop and material:
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An international research team has been exploring the role of gate oxide border traps in devices being developed for future electronics.The researchers presented their results at the 2012 International Electron Devices Meeting[D.Lin et ...
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HB (high-brightness) LEDs require a large amount of current to operate. When driving HB LEDs from a voltage source, you can set the required current with a suitable series resistor. If the voltage source is a battery, then, as the battery ...
Tags: LEDs, HB LEDs, voltage source, LED intensity
The impact of using a vertical current injection structure was also seen in a higher external quantum effi- ciency (EQE) of 16.2% at 350mA, com- pared with 13.2% for the LLED. At 550mA, the VLED EQE fell 11.9%, com- pared with14.6% for the ...
Tags: LED