Energy efficient LED bulb with a Life span of 20 years !

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Apr 232012
 

Philips will be launching an energy efficient LED bulb, which is said to have a life of 20 years and is priced at $60 (Rs 3,100 approx). The L prize winner, Philips is ahead in the race of making cheap and highly efficient bulbs. The new LED offers natural looking light and is highly energy efficient at the same time. It consumes only 10W and is expected to save $8 a year, if used 4 hours a day. Price drop is on cards with attempts […]

LED light to transmit data wirelessly

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Nov 052011
 
LED light to transmit data wirelessly

While we just getting used to so called Wi-Fi ,A new technology has emerged in which LED will be used to transmit data wirelessly known as Li- Fi. It works on visible light communication (VLC) . As we know that when LED is on it transmits digital  ‘1’ and when off it sends ‘o’. Also LED intensity is varied so rapidly that human eyes cannot see,and the output remains constant.While as such research are being is going on where it is being tested with different  Led light like but with the […]