Briefs: Lighting

LED Lighting for Maintenance and Construction Vehicles

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...

Briefs: Lighting

Demonstration Assessment of LED Freezer Case 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....

Application Briefs: Lighting

LEDs Illuminate Major Bridge in China

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...

Application Briefs: Lighting

All Aboard: Making (Light) Waves

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...

Techs for License: Lighting

LEDs Based on Lattice-Mismatched GaInP Alloys

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

Phosphor Materials for UV-LED-Based Lighting Device

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

DC LED Lighting Fixture

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

LED Power Supply

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...

Products: Lighting

Dichroic Color Changing Fixture

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...

Products: Lighting

LED Wallpack Luminaire

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

Polyurethane Casting Compound

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

LED-Based Backlighting

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

LED Dot Matrix Driver

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...

Products: Lighting

LED Circuit Protection Device

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...

News: Energy

New Equation Could Advance Research in Solar Cells and OLEDs

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...

News: Green Design & Manufacturing

Improving and Evaluating LED Lighting for Greenhouse Use

Purdue researchers will collaborate with Rutgers University, the University of Arizona, Michigan State University, and Orbital Technologies Corp. (Madison, WI) on a four-year...

Products: Energy

Four-Channel Constant Current LED Drivers

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

IR LED With Integrated Lens

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...

Products: Energy

High Intensity LED Light Engine

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...

Briefs: Energy

Nickel-Zinc Battery System Technology

Société de Conseil et de Prospective Scientifique (SCPS), located in Rosny-sous-Bois, France, developed a technology that allows the nickel-zinc battery system to work as close as possible to its...

Products: Green Design & Manufacturing

AC/DC LED Drivers

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

High-Brightness Black Surface LED

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....

News: Electronics & Computers

Silicon Strategy Shows Promise for Lithium-ion Batteries

Scientists from Rice University and Lockheed Martin have discovered a way to use simple silicon to radically increase the capacity of lithium-ion batteries. The researchers are...

Products: Energy

Multi-String Backlight Drivers

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...