LEDs and energy efficiency
NEWS & ANALYSIS
• Philips buys luminaire maker Genlyte for $2.7 bn
• Osram LED researchers win German Future Prize 2007
• LLF reports 113.6 lm/W from warm-white LED lamp
• HB LED driver IC market to exceed $1.9 billion in 2011
• LEDs in concert at the O2
NEWS: DEVICES & MATERIALS
• Osram single-chip Dragon LEDs operating up to 2 A
• Lumileds recalls some Luxeons, halts production
• IPO funds growth for Rubicon
PRIZES & FUNDING
Prize fund provides $20 m incentive to develop efficient LED lamps
The new energy bill contains details of the Bright Tomorrow Lighting prizes totaling $20 million, to encourage US companies to develop efficient LED lamps to replace 60 W incandescents and PAR-38 halogens.
PRIZES & FUNDING
UK allocates GBP10 million to improve energy efficiency of light sources
Toronto condominium adopts LED lighting
LED lighting has been employed to illuminate the interior corridors throughout a 44-floor condominium building, writes Brian Owen, our Canadian Columnist.
Essentials of designing efficient luminaires with LEDs
A systems-level approach for LED luminaire design is required to achieve all the expected benefits of LED lighting, say Gerry Negley and Antony van de Ven of LED Lighting Fixtures, Inc.
Strategies in Light product special
Essentials Tokyo illuminated by white LEDs
The White-LEDs conference in Tokyo provided a unique opportunity to meet key players in Japan's LED lighting industry, writes Tim Whitaker.
LEDs help Sentry create greener workplace
Interior and exterior LED lighting in Sentry Equipment's new manufacturing facility are part of a green lighting scheme to reduce energy usage.
LED luminaire performance: changing traditions sets the right expectations
LED technologies can show radically different photometric performance and life when used in different application environments. Consequently, photometric data produced according to traditional testing standards are not very useful for LED luminaires, say Nadarajah Narendran, Jean Paul Freyssinier and Jennifer Taylor.
Thermal design considerations for high-power single-chip LEDs
With advanced high-power packaging technology, large-area chips offer a number of advantages over arrays, according to Bob Karlicek, John Graff and Dave Sciabica.
LCP materials for power LED packages
Vectra LCP liquid crystal polymer materials from Ticona are used by Spectrum Plastics to create open-cavity packages for power LEDs.
NuSil evaluates phosphor mixing
Low power “green” cooling for LEDs
SynJet modules enable LED lighting to dissipate more power, says Jim Balthazar, CEO of Nuventix.
Frans Otten of Lemnis Lighting
LED lighting supplier Lemnis believes that introducing LED lamps into high volume, low margin markets can have a large impact on climate change.