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LEDdynamics creates direct LED replacements for fluorescent tubes
Replacing a fluorescent tube with an LED luminaire becomes very easy when you don't need to worry about drivers, ballasts and wiring, writes Tim Whitaker. |
Switched-mode power converters drive LEDs more efficiently
Several different power converter topologies can be employed, depending on the circumstances, to provide efficient control of LED systems, writes Iain Moseley. |
Photonic Lattice LEDs are new class of light-emitting device
Using photonic lattice technology it is possible to build large-area chips that enable ultra-high power sources for projection and other applications, writes Robert Karlicek of Luminus Devices. |
LEDs move from supporting role to defining advantage at SID2007
LCD screens with LED backlights were shown on almost every exhibit stand at the recent SID 2007 show, indicating that LED technology has a clear future in this market, writes Stewart Hough. |
Interview: Christopher Ruud of Beta Lighting
Outdoor LED lighting fixtures from Beta LED were among the highlights of Lightfair International 2007. Christopher Ruud, Executive Vice President of Beta Lighting, tells LEDs Magazine how his company came to introduce LED fixtures, taking advantage of the positive benefits of LED technology. |
Philips to buy Color Kinetics in $791 million deal
News & Analysis from our July/August 2007 issue. |
LEDs boast more than energy efficiency and durability
The wide range of colours available from LEDs, their versatility, their compact size and ease of installation give architects, designers and installers the freedom to devise completely new lighting solutions, as Ian Cathcart, OSRAM's LED systems manager, explains. |
Driving LED lamps – some simple design guidelines
LEDs can easily be integrated into a circuit design provided that certain design rules are observed, writes Julian Cooper. |
