2008-03-03

An LED that can shine for 80 years on a single charge

How long do you expect your flashlight to last without needing a recharge? A few hours, perhaps? How about 80 years, how does that sound? Because that's just how long newly developed micro LEDs can last on just a single charge.
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2008-03-03

Panel socket mounting LED indicator from Aerospace & Defence Products

423 series from Aerospace & Defence Products is a 9.5mm panel socket mounting LED indicator. The precision black moulded housing greatly emphasises the mechanical stability and supports the high intensity LED element in a range of colours and voltages. 423 series indicator has been fitted with a coloured diffused dome fresnel lens assembly to provide good wide angle viewing. Smoked and water clear lens options are also available.
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2008-02-28

LED introduced in Swaziland

LIGHT emitting diode (LED) has been introduced to Swaziland by the WorldWide Energy Savers (WES) Pty Ltd. WES is a company based in South Africa known as WESLITE development. LED is a semi conductor device that emits incoherent narrow-spectrum light when electrically biased in the forward direction of the p-n junction.This was said by WES Director Mario Travaglini at a presentation held yesterday at Timbali lodge.
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2008-02-28

Upgrade LED and Light Source Characterization Capabilities with New Packages from Labsphere

Labsphere Inc.,  a world leader in the design and manufacturer of light measurement solutions, has released new packages for LED and light source characterization to satisfy a wide range of light test needs.
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2008-02-27

Patent Recognizes Architecture for Driving High-Brightness LEDs

Spotlight on Digital PowerCatalyst Semiconductor has received a patent for a stepdown switching regulator circuit architecture applicable for driving high-brightness LEDs. The patent, titled "LED current bias control using step-down regulator" (patent number 7,323,828), was developed to simplify the design of high-brightness LED lighting in emerging household, commercial and automotive lighting applications.
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2008-02-27

Tianjin Economic Development Area Becomes Cree's First LED City in China

Cree has announced that Tiajin Economic Development Area (TEDA) has joined its LED City program. TEDA and Tianjin Polytechnic University are collaborating with Cree to introduce LED lighting initiative in mainland China. Cree has previously taken the LED City program to Raleigh, North Carolina USA, Toronto, Canada, Ann Arbor, Michigan, and Austin, Texas. The LED City program is an international initiative to promote and deploy energy-efficient LED (light-emitting diode) lighting.
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2008-02-27

Osram teams with Abacus in LED lighting venture

Abacus has teamed up with LED lighting specialist Osram to create a distribution business division to address the solid state lighting market.Called AbacusLED, the venture will market the Osram range of discrete LEDs and LED lighting systems together with electronic driver and thermal management technologies.It will carry other distribution lines including Everlight, Texas Instruments, National Semiconductor, ST Microelectronics, Power Integrations, 3M and Aavid Thermalloy.
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2008-02-26

Mitsubishi Chemical acquiring near-UV LED business of Mitsubishi Cable

Mitsubishi Chemical Corp, a unit of Mitsubishi Chemical Holdings Corp, of Tokyo, Japan has agreed to acquire the near-ultraviolet LED business of Mitsubishi Cable Industries Ltd (including the facilities and the technology to produce the chips) at the end of March for ¥1.5bn (about $13.9m), reports Nikkei Net. The Mitsubishi Cable near-UV LED manufacturing operations in Amagasaki, Hyogo Prefecture will be moved to Mitsubishi Chemical’s facilities in Ushiku, Ibaraki Prefecture.
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2008-02-25

LED Maker AlbEO Lights Up $1.5M

When revelers watched the Times Square New Year's Eve ball drop in New York City on December 31, few would have realized that light-emitting diodes, the light bulbs festooned to the ball, would one day bring light to their homes and offices. LEDs have become popular recently for more than just electronics. They're used in traffic signals and automotive lighting, and now some enterprising startups have turned their gaze indoors.
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2008-02-22

Martin Takes LED Luminaires to Retail Trade Show

Martin will be taking a wide range of indoor and outdoor color changing luminaires and color control systems to what some consider the world's most important retail trade show.
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2008-02-22

Coolon patents technology for LED Strips

LED stripCoolon  has designed and patented a technology that allows for a seamless and uninterrupted connection of LED strips into a single continuous strip. The manufacturing of continuous LED strips has presented various technical problems such as the size limitations of PCBs, processing and assembly equipment, etc., and transportation to the distribution or installation site.
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2008-02-21

Cree to acquire LED Lighting Fixtures

Cree has signed a definitive agreement to acquire privately held LED Lighting Fixtures (LLF) in a cash and stock transaction valued at approximately $77 million, plus up to an additional $26.4 million over a three-year period.
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2008-02-21

Persistence pays off for blue LED researcher

Shuji Nakamura is the man who discovered the blue light emitting diodes (LEDs) used in the newest DVD players.Later research by Nakamura led to white LEDs, which may eventually replace much of the world''s lighting.His work earned him the 2006 Millennium Technology Award, the tech world equivalent of the Nobel Prize.In 1989, Nakamura was virtually alone in his work on LEDs when his supervisor at Nichia Chemical Industries in Japan suggested he quit because his research wasn''t going anywhere.
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2008-02-20

Constant-current LED driver runs from 48V input

Buck convertor can drive up to ten 50mA LEDs in a single series string from a 48V input, making it ideal for industrial and LED signage applicationsThe LT3590 from Linear Technology is a 48V buck-mode DC/DC convertor designed to operate as a constant-current LED driver. An internal 55V, 80mA switch and Schottky diode enable it to drive up to ten 50mA LEDs in a single series string from a 48V input, making it ideal for industrial and LED signage applications.
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2008-02-20

Leadis Technology Introduces a New Six-Channel LED Driver With Industry-Standard I2C Interface

On February 19, Leadis Technology announced sample availability of the LDS8860, a new charge-pump based 6-channel LED driver that implements the company's proprietary PowerLite(TM) Current Regulator to deliver up to 91% power efficiency for longer battery life.
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2008-02-19

LED market to grow by 12% in 2008

Strategies Unlimited predicts that the LED industry is emerging from a slow growth phase, and that the total market size in 2012 will exceed $11bn. According to a market update presented by Bob Steele at the 2008 Strategies in Light conference in Santa Clara, California, the market for packaged high-brightness LEDs is set to grow by 12% in 2008. Steele said that the market grew by 9.5% in 2007 to reach $4.6 billion, somewhat higher than the 6% growth in 2005 and 2006.
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2008-02-19

Survey says LED lighting growth rate at over 20% in last 6 months

Cree, Inc. (Nasdaq: CREE), a market leader in LED solid-state lighting components, announces the results of an independent survey on the adoption, deployment and benefits of LED lighting. The survey, taken at the recent 2007 Hong Kong International Lighting Fair, validates strong global growth for LED lighting applications, confirms awareness of the energy-efficiency benefits of LEDs and indicates that the adoption trend should continue through the end of the decade. Key survey findings include:
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2008-02-19

Everlight XcelLED (TM) High-Power LEDs Combine High Luminosity (90 lm/W) and Low Thermal Resistance in Package Formats

Everlight Electronics Co. Ltd. (TSE:2393) today introduces 1- and 3-Watt high-power LEDs that deliver high luminosity, long operating life and system efficiency in a broad range of solid-state lighting designs. Part of Everlight’s XcelLED(TM) series, the EHP-AX08/P01 (1-Watt) and EHP-AX08/P03 (3-Watt) families are among the highest-flux emitters on the market.
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2008-02-05

LED Flashlight Bulb delivers up to 1,200 foot-candles

Featuring T3¼ flange base that fits most 2- and 3-cell flashlights, 3 W LED PR-Style Bulb is available in sunlight-visible Cool White. Model F321-3W-0CW-001 supports voltages from 0.85-4.5 Vdc, while Model F321-3W-0CW-002 supports voltages from 3.6-9 Vdc. Solid-state, weather-resistant lamp is impervious to electrical and mechanical shock, vibration, frequent switching, and environmental extremes. Low power draw enables batteries to last up to 92 continuous hours.
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TSLC Corporation, a subsidiary of SemiLEDs, launched sampling of its tri-color Mini LED series, targeted to provide LED display manufacturers with surface-mounting (SMT) compatible devices. The first product in the tri-color multi pixel series... READ MORE

The German chemistry giant BASF has revealed its development of dark automotive paint colors that are reflective to LiDAR for enhancing the detecting function of autonomous cars. LiDAR plays a critical role to the development of autonomous veh... READ MORE