The Lighting Research Center and Osram Sylvania used a DC-powered grid, modular tiles, and wireless controls to implement a cloud-like LED lighting system in a Paramount Pictures conference room (see page 9).
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ASSEMBLY AC-LED lighting products find niche, perhaps more AC-LED assemblies often can produce light output levels and efficacies of DC-LED assemblies, while eliminating the AC-to-DC converter. But can they move beyond niche applications, asks Laura Peters?
COLOR SCIENCE
Understand color science to maximize success with LEDs – part 2
An in depth consideration of the CIE Chromaticity Diagram and the Planckian locus prepares lamp and luminaire designers to best take advantage of the unique properties of LED light sources, explains George Kelly.
THERMAL Advanced thermal characterization improves LED street-light design A street light is hot-lumens tested in compliance with JEDEC standards, as ANDRÁS POPPE, ANDRÁS SZALAI and JOHN PARRY explain.
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COMMENTARY
Judging SSL products reveals a lot about the state of LED lighting
NEWS + VIEWS
- Osram and LRC partner on Paramount Pictures SSL project
- The LED Show will cover chips to lighting installations
- Tower Bridge in London receives Olympic LED makeover
- Cooper announces Zhagacertified LED downlight
- JEDEC publishes four international thermal-testing standards for LEDs
- DOE announces $7 million in latest SSL manufacturing funding
- Caliper Report 15 compares flood lights
- UL opens lighting test center in Burago, Italy