Osram Sylvania opens SSL research center, receives $2M DOE award 09 Apr 09
The award will allow the company to fund an LED replacement for a halogen MR-16 spotlight and research on phosphors for white LEDs. |
Software predicts performance of phosphor down-converted white LED designs 18 Feb 09
Predictive modeling benefits from sophisticated algorithms and accurately measured data inputs, writes Chao-Hsi Tsao, Edward Freniere and Linda Smith. |
Strain-adjusted LED produces phosphor-free white light 06 Jan 09
A strain-adjusted (non-phosphor) LED could become standard if it could be made as efficient as an ordinary white LED, say Chinese researchers. |
PhotonStar develops color changeable, intelligent luminaire 01 Dec 08
PhotonStar LED Ltd has demonstrated a prototype luminaire with high efficiency and high Ra of 96 at 2700K, and a tunable white color temperature range of 2500K to 10,000K. |
200 million Luxeon Flash LEDs now in handsets
31 Oct 08
New white light technologies improve color control and appearance as Philips Lumileds’ Luxeon Flash surpasses the 200 million unit mark.
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Evident licenses nanocrystal patents from Philips 08 Sep 08
A licensing agreement with Philips will enable Evident to make and sell LEDs that use semiconductor nanocrystals instead of phosphors for color conversion. |
Lumileds reduces number of bins for warm white LEDs
02 Jun 08
Using its Lumiramic phosphor technology, Lumileds is reducing the number of white LED bins for the benfit of the general lighting market.
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Tokyo illuminated by white LEDs 18 Feb 08
The White-LEDs conference in Tokyo provided a unique opportunity to meet key players in Japan's LED lighting industry, writes Tim Whitaker. |
Osram Opto creates 120 bins for white LEDs 14 Feb 08
A new fine binning structure should allow customers to buy white LEDs with no visible color deviations. |
Carpenter patent describes decorative lighting control 06 Feb 08
A new patent relates to methods for controlling the output of decorative lighting systems, for example a string of holiday lights. |
Goldeneye allowed patent for color conversion 14 Sep 07
A ceramic-based color conversion approach is at the heart of a new patent for Goldeneye. |
Lumileds phosphor technology expected to simplify binning 07 Aug 07
Lumiramic phosphor technology developed by Philips Lumileds should reduce the number of fine bins offered for each specific CCT for white LEDs. |
Colour compensation for LED technology enables colour-constant RGB luminaires 01 May 07
Deviations in luminous flux and hue occur during LED production, but colour compensation technology allows luminaire manufacturers to provide colour-constant products for demanding applications, writes Thomas Schielke of ERCO Leuchten. |
Lexedis Lighting unveils Zero Colour Bin 20 Apr 07
Based on superior control of its manufacturing process, Lexedis is offering single colour bins for its nanoXED emitter at 3500, 4200 and 6500K. |
WEB EXCLUSIVE: Warm white LEDs ready for a leap forward in 2007 14 Feb 07
Market availability of warm-white power LEDs is limited by requirements for both high efficacy and long-term stability, writes Tim Whitaker. |
