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Articles: Lighting
All LEDs, OLEDs, and AMOLEDs (light-emitting diodes, organic LEDs, and active-matrix OLED, respectively) are miniaturized solid-state technologies. Some are moving into...
Products: Lighting
Online LED Design Tool
National Semiconductor (Santa Clara, CA) has introduced the WEBENCH® LED Architect, which enables novice and expert designers to perform real-time comparisons and optimize complex lighting systems for performance, size, and cost. To start a design, the designer enters desired light output (lumens) and adjusts the design with...
Products: Lighting
A new 70-watt LED power supply from Emerson Network Power (Columbus, OH) is in the company's LDS70 power supply series, and provides constant-current and constant-voltage modes of operation. The power supply operates from...
News: Lighting
University of Michigan scientists have created pixels that will enable LED-projected and -wearable displays to be more energy efficient with more light manipulation possible -...
Research News: Lighting
New Facility Aims to Make LED Lighting More Natural
A new lab at the National Institute of Standards and Technology (NIST) is dedicated to improving the quality of light that light-emitting diodes (LEDs) produce. NIST vision scientists Wendy Davis and Yoshi Ohno and a team of physicists created the NIST Spectrally Tunable Lighting Facility (STLF).
Articles: Lighting
Nowhere is the motivation to convert all light sources to light-emitting diodes (LEDs) more evident than at the local home improvement store. Even a cursory glance at the LED bulbs on the MR16...
Briefs: Lighting
Strobe or rotating beacon-type emergency lighting is a requirement on all Minnesota Department of Transportation (Mn/DOT) maintenance and construction vehicles. There is an effort to...
Application Briefs: Lighting
Philips Lumileds, San Jose, CA National Semiconductor, Santa Clara, CA
Abridge lighting project was recently completed in the Chinese city of Harbin, utilizing 1,288 linear floodlights containing 12,000...
Briefs: Lighting
This report describes the process and results of a demonstration of solid-state lighting (SSL) technology combined with occupancy sensors in a set of upright grocery store freezer cases. The...
Application Briefs: Materials
Ocean LED, Nuneaton, UK Proto Labs, Maple Plain, MN
Richard Sant, Chief Designer at OceanLED, sought a fast and flexible way to make low-cost, high-quality components for the firm’s latest LED lights. He found...
Techs for License: Lighting
Current white light generation techniques rely on color mixing from red, blue, and green light. While reasonable red and blue light-emitting diodes (LEDs) are available for this scheme, there...
Techs for License: Lighting
Scientists at Leiden University have invented novel phosphor materials based on rare earth elements, which have excellent absorption properties in the near-ultraviolet (UV) range and show...
Products: Lighting
The CL Series LED lighting fixture from Selco Products Company (Reno, NV) is designed for 12V-24V DC systems in a variety of transportation and outdoor lighting applications. The fixtures feature a wide operating...
Products: Lighting
The Nemo is the latest in the SeaChanger line of dichroic color changers from Ocean Thin Films (Largo, FL) designed to deliver a new, energy-efficient class of high-intensity lighting. Nemo has a LIFI® plasma...
Products: Lighting
Dialight (Farmingdale, NJ) offers the DuroSite Series LED Wallpack Luminaire. With its low profile and compact design, the powder-coated aluminum wallpack luminaire is fully compliant with all standard ratings and...
Products: Lighting
Bayer MaterialScience (Leverkusen, Germany) has developed raw materials for highly transparent two-component polyurethane casting compounds that can be used to manufacture lighting strips and other lighting...
Products: Lighting
Ultra-thin light guides from Global Lighting Technologies (Brecksville, OH) utilize the company’s LED-based edge-lighting technology to provide backlighting for touch-enabled display graphics. GLT’s light guides...
Products: Lighting
The AS1119 LED dot matrix driver from austriamicrosystems (Unterpremstaetten, Austria) drives 144 LEDs but requires only 9 mm² PCB space, reduces external component count, reduces connector pin count, and requires fewer...
Products: Lighting
Littelfuse, Inc. (Chicago, IL) has introduced the PLED18 Series circuit protection device that increases LED lighting string reliability. The device maintains LED string brightness while improving LED reliability...
News: Green Design & Manufacturing
An equation developed in part by researchers at the University of Michigan could do for organic semiconductors what the Shockley ideal diode equation did for inorganic semiconductors:...
News: Green Design & Manufacturing
Purdue researchers will collaborate with Rutgers University, the University of Arizona, Michigan State University, and Orbital Technologies Corp. (Madison, WI) on a four-year project...
Products: Transportation
Allegro MicroSystems (Worcester, MA) offers constant current LED drivers to address requirements of internal and external illumination applications within the automotive market. Allegro’s...
Products: Energy
The infrared DRAGON SFH 4236 from OSRAM Opto Semiconductors (Sunnyvale, CA) is designed for applications that require narrow radiation characteristics from limited board space, namely automotive applications such as...
Products: Green Design & Manufacturing
Papailias Incorporated (Northvale, NJ) has introduced a high intensity light engine to replace halogen technology. The Series HI-LED lamp is not a standard LED bulb, but a custom-designed lamp that features a...
Products: Lighting
RECOM Power Inc. (Brooklyn, NY) has developed a series of constant current LED drivers in the power ranges of 12, 20, and 60 Watts. The new series feature universal AC inputs, power factor correction, and UL-8750...
Products: Energy
The high-brightness black top surface tri-color PLCC-6 family of SMT LEDs from Avago Technologies (San Jose, CA) has a separate heat path for each LED dice, enabling the LED to be driven at higher current. The...
Products: Energy
Advanced Analogic Technologies, Inc. (Santa Clara, CA) introduced its AAT1409/7/5 family of multi-string LED backlight drivers with integrated boost converters and precision current sinks that can support up to 88...
Products: Green Design & Manufacturing
The KP Series of illuminated miniature pushbutton switches from NKK Switches (Scottsdale, AZ) provide design engineers options that complete front panels needing an innovative look and feel. The devices are...
Products: Lighting
ROHM Semiconductor (San Diego, CA) introduces the Model BD8381EFV-M high-brightness LED driver for automotive forward illumination applications. With this flexible IC, designers can specify the same driver...
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