Lighting

LED Selector App

Osram Opto Semiconductors (Sunnyvale, CA) has built an Automotive Signal LED Selector, a new Webbased smart phone app for designers of exterior automotive lighting. Available for the iPhone, Android, Blackberry OS, or other...

Digital Fade Dimmer

Light control manufacturer Lutron Electronics (Coopersburg, PA) recently announced the addition of the Maestro ® digital fade dimmer to its C•L™ dimmer collection. C•L dimmers work not only with today’s most...

Flat Panel Downlight

Global Lighting Technologies (Brecksville, OH) has improved the performance of its standard 2×2 ft.-square, edgelit, LED-based flat panel downlight assembly by developing a brighter and more efficient SSL for ceiling...

High Brightness LEDs

Everlight Electronics (Taipei, Taiwan) has introduced the “Shwo D” LED series of surface-mount, high-power devices. With standard operating current of 350mA, the LEDs measure 3.5 × 3.5 × 0.58 mm. When driven at...

AC/DC LED Drivers

The PDA080B-48VG LED driver from Phihong USA (Fremont, CA) is rated for inputs of 100 VAC to 304 VAC. The driver, which has a maximum output of 80W at 48 VDC and 1.67A, is compliant with UL8750 and bears safety approvals...

Smartphone LCD Backlight LED Drivers

austriamicrosystems (Unterpremstaetten, Austria) has released the AS3674 and AS3490 LED backlight drivers for smartphone LCD displays. The LED drivers enable application efficiency at a peak level of 90%,...

Ceiling Mount LEDs

The ZELARA series from Zenaro Lighting (Boynton Beach, FL) offers LED-recessed light fixtures with two diameters of 118 and 170 mm. The ZELARA downlights achieve light beams of at least 15°, 35°, and 50°. Two light...

How Substrate Materials Affect LED Reliability

The solid-state lighting industry continues to develop LEDs with higher lumens per watt, in alignment with Haitz Law, which states that the cost per lumen falls by a factor of 10 every decade...

Discovery Could Lead to More Efficient Solar Cells and Super Bright LEDs

Ateam of physicists headed by Dr. Vinod M. Menon, who is a member of The City University of New York Photonics Initiative and teaches at Queens College, has discovered...

Convention Center Expands LED Lighting Retrofit

As part of its preparations to host the London 2012 Olympic Games, the ExCeL London International Exhibition & Convention Centre expanded its efforts to convert the facility to greener,...

Research Opens Doors To UV Disinfection Using LED Technology

Research being done at North Carolina State University will allow the development of energy-efficient LED devices that use ultraviolet (UV) light to kill pathogens such as bacteria...

Brighter, More Efficient LED-Based Lighting

Code 3’s TriCore is an LED-based optical lighting technology that is 2X brighter than other technology currently on the market using only 1/3 the power of conventional lighting systems, yielding...

Method of Simultaneously Refreshing all Pixels In a Display

Matrix-addressed displays, which include LCDs, LEDs, and almost every kind of display except the CRT, are currently refreshed one row or one column at a time. This is required for...

Colorful Light Could Be Used For Radiation Detection

A team of nanomaterials researchers at Sandia National Laboratories has developed a new technique that could make radiation detection in cargo and baggage more effective and less costly...

Bright Future for GaN Nanowires

The gallium nitride nanowires grown by PML scientists may only be a few tenths of a micrometer in diameter, but they promise a very wide range of applications, from new light-emitting diodes and diode lasers...

Las Vegas Bets It All On White With Energy-Saving LED Streetlights

Las Vegas is best known for the bright lights of ‘The Strip’ but thanks to new LED fixtures from GE Lighting, the city’s surrounding streets are starting to take on a...

LED Binning Using a Single Pulse Tester

LEDs are considered to be the light technology of the future due to their low energy consumption and long lifetime compared to traditional light sources. As LED luminous intensity levels increase, the...

LED Backlighting

Though often drowned out by the excitement generated by general illumination LEDs, LED backlighting technology has evolved dramatically over the past 30 years. Continued advances in design and performance have allowed each...

Using IC Sockets in an LED Test System

For more than half a century, the semiconductor industry has been governed by a commonly known principle described as Moore’s Law. This “law” predicts that through technological advancement a...

LED Light Engine Standardization

After Nick Holonyak invented the practical visible LED in 1962, the first commercial products were limited in brightness and only to applications such as red indicator lights and seven segment displays. In...

Full-Scale, Self-Emissive, Blue and Green Microdisplays Based on Micro-LED Arrays

These displays could play crucial roles in ultra-portable products such as next-generation pico-projectors and in emerging fields such as biophotonics and...

Conquering LED Efficiency Droop Could Lead to Affordable LED Lighting

LEDs seem to reach a point where more electricity no longer imparts the same kick and productivity levels off. A team of researchers from California and Japan has devised...

Nanocrystal LEDs Produce Light in the Ultraviolet Range

A multinational team of scientists has developed a process for creating glass-based, inorganic LEDs that produce light in the ultraviolet range. The work is a step toward biomedical...

Controlling the Composition and Structure of Nanowires for LED Applications

Nanowires — microscopic fibers that can be “grown” in a lab — have a variety of potential applications, including LEDs and sensors. A team of MIT researchers...

Integrated Buck Regulators

The SMB206A and SMB210A programmable DC-DC integrated circuits from Summit Microelectronics (Sunnyvale, CA) are dual/single-output integrated buck regulators. With a serial digital interface and onboard...

Design Studio Creates Pods and Microphone for Rock Tour

Stratasys, Inc. Eden Prairie, MN

In April 2009, Tommy Voeten, President of the New York City-based 1212-Studio, was asked to help illuminate the fabric roof of the stages for rock...

Hands-Free Light Source

The Spectroline® EK-3000 EagleEye™ UV-A/White Light LED Inspection Kit (patents pending) from Spectronics Corp. (Westbury, NY) features the palm-sized, cool-running EagleEye inspection lamp. The kit is engineered...

Mask Alignment System

EV Group (St. Florian, Austria) has announced the EVG620HBL Gen II, the second-generation, automated mask alignment system for volume manufacturing of high-brightness light-emitting diodes (HB-LEDs).