A patent lawyer's bright idea Nov 2, 2009
A lot of hunters carry small LEDs on keychains, and it occurred to me to glue a thumbtack on the back of each one, and use them as trail markers, Helget said. The LEDs were better than reflective markers because they generated a steady, lower-intensity light ... I needed bright, but more efficient LEDs so that I could use every milliamp. (Twin Cities Business Journal, MN)
See all LATEST News Oct 31, 2009
We toured a flat-panel display and "green" device forum in Yokohama, Japan, and also found plenty of e-readers and some interesting applications for LEDs. Business. (EETimes)
Brookline's Chestnut Hill Star Market now open Oct 31, 2009
We re the only supermarket in the country using all LEDs, said Mahtesian. The building also uses far less refrigerant than a conventional supermarket, which helps reduce the carbon footprint generated by its operation. (Brookline TAB, MA)
VIRAL VIDEO: Dogs + Sheep = Art? Oct 30, 2009
Samsung is promoting its LCD television screens in the United Kingdom with what has turned out to be an effective viral campaign, "Extreme LED Sheep." A group of sheep dog trainers, The Baa-Studs, took to the hills of Wales ready to do their magic with sheep, border collies, LEDs and a camera, to create a huge amazing range of LED displays. Matt Smith, the co-founder of ad agency The Viral Factory told the UK's newspaper, the. (USA Today -- Life)
Energy efficiency: Need of the hour Oct 30, 2009
Many now see light-emitting diodes, or LEDs, as the potential solution to the problem. LED lighting is the solution for the government as well as all the corporate houses. (India Times)
Biofield Therapies: Helpful Or Full Of Hype? Review Looks At Reiki, Therapeutic Touch And Healing Touch Oct 30, 2009
Thanks to advances in physics, light-emitting diodes (LEDs) will soon move from traffic lights and electronics panels to home lighting, bringing. . (Science Daily)
Launch of NASA's New Ares Rocket Scrubbed Oct 28, 2009
personal computers, cell phones, DVD, CDROM, microwave ovens, hand-held calculators, energy efficient lights and LEDs, Integrated Circuit chips, Digital Signaling Processors, Networking infrastructure and technologies, enhanced real-time databases, debit cards, ATM machines, numerous medical testing devices and computer controlled fuel injection automobile engines. are just to name a few. (CBS News -- Sci/Tech)
Seeking better lighting Oct 27, 2009
What Sandia is working toward is a better light bulb using LEDs light emitting diodes such as those that power flashlights and traffic lights ... "Our homes still have conventional light sources but the work at Sandia National Laboratories and industry as well and at universities that will change the world," said Schubert, who predicts LEDs someday will wipe out conventional lighting ... LEDs don't have a filament that will burn out. (San Francisco Chronicle -- Technology)
Renovations that sizzle Oct 25, 2009
While LEDs and halogen fixtures can be used for task lighting, recessed lights remain the hottest choice for kitchen ceilings; pendant lights are popular over kitchen islands. Dimmers will allow you to set the mood depending on whether you re preparing a meal or entertaining. (Boston Globe)
Energy watch Oct 24, 2009
Individual LEDs are clustered inside the bulb and the quality of light they produce is bright and the lamps are dimmable. The only downside to these bulbs is the cost - currently at around $40 (25) each. (BBC News)
Boxborough seminar offers energy saving options Oct 24, 2009
Change incandescent light bulbs to CFLs (fluorescent) or LEDs. Weather strip windows and doors. (Acton Beacon, MA)
http://bit.ly/28eamb Oct 23, 2009
An optimized nanogenerator could power small devices with a wide range of applications, such as LEDs, MEMS, transistors and biomedical devices such as pacemakers, robots, sensors or sensor diodes. Wang is developing ferroelectric materials that could produce nanowires with 10 times the electric potential of the original zinc oxide ones. (Why Files)
LED summits: Backlighting market to double, illumination designs challenged Oct 22, 2009
Experts at the in San Diego painted a generally rosy picture for LEDs as a growth market, but stressed technical challenges in reliability and efficiency. In addition, the challenge of dimming strings of LEDs goes well beyond general lighting applications into TV backlighting, and even for energy savings in street lights ... Berkoff chastised Samsung for using the LED TV moniker on their LED-lit LCD TVs, but predicted that most of the major TV makers will make a big move to LEDs. (EETimes)
Lighter, cheaper, LED light bulbs are starting to enter the marketplace Oct 22, 2009
Retailers are starting to carry bulbs built around light-emitting diodes, or LEDs ... About 20 percent of the average household's electricity bill goes toward lighting cost, the U.S. Department of Energy estimates, and CFLs and potentially LEDs can help reduce that energy usage ... LEDs have been around for years, initially showing up in the displays of the first electronic calculators and then gaining popularity as power or status indicator lights in products ranging from computers to alarm... (Herald Online, SC -- Lifestyles)
LEDs and Lighting: Market could hit $5 billion by 2012 Oct 21, 2009
Already, LEDs have moved beyond their indicator-light legacy and are finding success in automotive lighting, signage and backlighting applications ranging from mobile phones to TVs. And now high-brightness LEDs are poised to make a run in the general illumination market bringing improved energy efficiency and long life ... This week alone, engineers have three major events focused on LEDs and Lighting. (EETimes)
All That Glitters Is Now Gold Oct 19, 2009
Combining commercially-available red, green, and blue LEDs with holographic diffusion, the new light can achieve a temperature and color rendering akin to incandescent bulbs -- with 70 percent energy savings and without emitting excess heat ... Thanks to advances in physics, light-emitting diodes (LEDs) will soon move from traffic lights and electronics panels to home lighting, bringing. (Science Daily)
Greensense: October is Energy Awareness Month Oct 19, 2009
Survey for incandescent lightbulbs to be replaced with compact fluorescents (CFLs) or light-emitting diodes (LEDs). CFLs can save three-quarters of the electricity used by incandescents and LEDs save even more. (Reading Advocate, MA)
MEMS film could enable brighter, cheaper displays Oct 17, 2009
(10/16/2009 12:27 PM EDT). possible successor to the CRT, LCD and even the organic LED is scheduled to hit the market next year, according to a MEMS film developer. (EETimes)
Cleantech chips China Oct 13, 2009
China also said it will no longer allow certain rare earth elements to be exported notably yttrium, an element commonly used to turn light from LEDs from blue to the more aesthetically pleasing white. You can t make (fluorescent light bulbs) without rare earth compounds, said Keith Delaney, executive director of the newly formed , a Greenwood Village, Colo. (East Bay Business Times, CA)
L & P's Critter Care Oct 11, 2009
Leds Purina Healthy Choice pet food and daily rates are 7 per day for cats and 12 per day for dogs. The kennel is set up more like a home environment, offering dogs the freedom to access other dogs during the day for play and providing the animals with a special homemade dog biscuit treats at bedtime. (Montana Standard, MT)
* Technology Oct 11, 2009
There are no moving parts; instead, the multicolor LEDs change color with a flipping sound emitted from an internal speaker, while an accelerometer keeps track of which side is up. The onboard computer provides hints, or can solve itself. (Taipei Times, Taiwan -- World)
Solar Village Blooming on National Mall Oct 9, 2009
From LEDs to barn siding. Electricity-generating clapboards is not the only building technology on display. (CBS News)
Brain-Computer Interface Allows Person-to-person Communication Through Power Of Thought Oct 7, 2009
The pattern of the flashing LEDs is too subtle to be picked by the second person, but it is picked up by electrodes measuring the visual cortex of the recipient. The encoded information is then extracted from the brain activity of the second user and the PC can decipher whether a zero or a one was transmitted. (Science Daily)
Driving on Glass? Inventor Hopes to Lay Down Solar Roads Oct 7, 2009
U.S. roads paved with glass panels encasing photovoltaics and LEDs would double as national grid. By. (Scientific American)
Light installation rains down library walls Oct 6, 2009
The great thing about LEDs is that they last an incredibly long time. The estimated lifespan of the ones used in Bluerain are 50,000 hours of continuous illumination. (San Francisco Chronicle -- Entertainment)
Chevrolet Cruz: Driving on hope Oct 4, 2009
Overall, the entire driver's zone has a nice, snug feel to it and, at night, with the ambient blue LEDs at work, it seems as if you've stepped into the cockpit of a jet. ON THE MOVE. (India Times, India -- Intl Business)
[ more... ] Oct 2, 2009
Sharp aims to make this complex an environmentally advanced production base through such environmental measures as adopting LEDs for all indoor and outdoor lighting (approximately 100,000 LED lights) throughout the complex. In addition, Sharp will install solar panels on all factory roofs to provide some of the needed electricity. (JCN Network, Japan)
Philips' Bright Future for Lightbulbs Oct 1, 2009
Seeking Affordable LEDs ... According to the Energy Dept., more than 425 million 60-watt incandescent lightbulbs are sold each year in the U.S. Replacing them with LEDs could save enough electricity in one year to power 17 ... Estimates vary, but LEDs currently represent around $4. (BusinessWeek)
Heart of Glass Sep 30, 2009
Three LEDs on the Performance's top indicate battery status. A button behind the scroll wheel toggles the latter between normal (with clicks or detents) and Logitech's trademark ultra-fast vertical scrolling, a free-spinning mode in which it's possible for one flick of the wheel to keep scrolling through some 2,000-plus spreadsheet rows or jump to the beginning or end of even the lengthiest document without repeated paddling. (HardwareCentral)
Read more... Sep 30, 2009
was awarded $2,900 for a project that will allow students to construct simple wind generators capable of lighting light emitting diodes (LEDs). Students will construct and use anemometers and wind generators to learn how to measure wind velocity and voltage. (PNN Online)
Gears of War 2 Lancer Sep 25, 2009
Weighing in at 15 pounds and spanning 40 inches, the Replica Lancer also features working LEDs. "When working on something as iconic as the Lancer Assault Rifle you have to get every detail right, in order to pay it the respect it deserves. Working closely with the incredible team at Epic Games we are confident we have created the most painstakingly accurate representation of this intricately designed weapon," said Drew Seldin, a spokesman for TriForce. (IGN Gear)
New Cooling Technology Uses Air 'Bullets' to Shoot Down Overheated LEDs Sep 24, 2009
New Cooling Technology Uses Air "Bullets" to Shoot Down Overheated LEDs: Scientific American ... New Cooling Technology Uses Air "Bullets" to Shoot Down Overheated LEDs ... TO COOL: Nuventix's SynJet technology is an example of a system that can be used to cool light-emitting diode (LEDs) lighting fixtures, without the need for a fan. (Scientific American)
Independent Research Firm Murphy Analytics Announces Initiation of Coverage On Xodtec Group USA, Inc. Sep 24, 2009
Analyst Patrick J. Murphy, CFA notes in the report: "Relative to alternative lighting products, LEDs offer advantages in terms of efficiency, color, size, speed, cycling, waste heat, failure, shock resistance, focus, toxicity, and perhaps most importantly, long-term economics. As predicted by Haitz's Law, discussed later in the report, LED technology will continue to become both more economical and suitable for an ever expanding array of applications. A recent report from Strategies Unlimited... (Primezone Releases)
South Korean president pushes 'green growth' Sep 23, 2009
Key areas of green technologies that South Korea plans to focus on include solar cell, hydrogen fuel cell, wind energy, and light-emitting diodes or LEDs, which are used in making energy-efficient bulbs and other products. Experts say these areas, though unfamiliar, have strong growth potential, and South Korea can excel in them because it can apply its world-class technologies, such as those used in semiconductor or shipbuilding. (Sydney Morning Herald -- Business)
Phase-changing thermal management to prolong LED lifespan Sep 22, 2009
"Honeywell's new thermal management material enhances the performance of energy efficient LEDs--extending their lifetimes and making sure their colors do not become muted due to overheating," said Brian Daniels, Chief Technology Officer for Honeywell Electronic Materials (HEM) ... As a result, damaging heat that could dim LEDs prematurely, shift their color spectrum or cause them to burn out, is conducted away from the semiconductors at a rate that increases as tempertures rise. (EETimes)
A cure for global warming: Economic meltdown Sep 22, 2009
LEDs for home use are finally here. Just one catch: Price. (Salon)
$17M in transportation grants available Sep 19, 2009
For example, replacing the light bulbs in a traffic signal with clusters of tiny red, yellow and green LEDs can reduce electricity use by almost 85 percent at that signal because of the difference in wattage. Those conversions can easily help save tax dollars by cutting electricity costs. (Dallas Business Journal, TX)
Report: TSMC mulls LED acquisitions Sep 18, 2009
TSMC (Hsinchu, Taiwan) is mulling over a plan to acquire Philips Lumiled Lighting Co., a supplier of LEDs, according to media reports in Taiwan ... Lumileds began as the optoelectronics division in Hewlett-Packard (HP) almost 40 years ago ... It approved the appropriation of $50 million for ''possible use'' in investment in solar energy-related areas and LEDs. (EETimes)
Carl's Jr: When in trouble, blame socialism Sep 18, 2009
But LEDs use even less power and last even longer ... I want my solid-state, semiconductor, mercury-free LEDs ... When my former colleague Farhad Manjoo for Salon five years ago, no one could tell him exactly when white, natural-light LEDS would be available for household use. (Salon)
Raise money to upgrade the holiday lights Sep 16, 2009
There will be a fundraiser, sponsored by Gramps Garage and Morey s Tavern to raise money upgrade the lights to longer-lasting bulbs or LEDs. The event will be Sunday, Sept. 20 from 1 to 4 p.m. at Morey s. There will be several raffles, including a 50/50. (Beacon Villager, MA)
Valeo's New 3D-Effect Position Lamps: a World First on the Citroen D09 Concept Car Sep 15, 2009
It is based on the principle of the multiple reflection of light from LEDs (Light Emitting Diodes) and opens up significant new styling possibilities ... In addition to providing an attractive appearance and the benefits of compactness and high reliability, the use of LEDs in the lighting system reduces electric consumption, since these light sources require far less power than conventional lamps ... A traditional incandescent system requires total lighting and signaling power of around 160 W,... (PR Newswire)
Towa May Beat LED Equipment Sales Target by 10% on Demand From TV Makers Sep 15, 2009
Demand for LEDs, which are used in high-definition televisions, is rising as electronics makers ramp up production ahead of Japans scheduled end of analog TV broadcasts ... said last week it will promote sales of televisions with back lights using LEDs and forecast that the overall LCD TV market in Japan may grow as much as 50 percent in the year-end shopping season compared with last year. (Bloomberg -- Japan)
Electronic nose knows, warning with color-changing badge Sep 15, 2009
The researchers are next developing a handheld prototype which uses white LEDs for illumination and a digital camera to scan the array and submit files to an algorithm. The algorithm identifies the colors and matches them to known toxins. (EETimes)
Panasonic Electric Works May Post First-Half Profit on Overtime Cost Cuts Sep 14, 2009
LEDs are still gaining in popularity and I think the present target is still quite low, he said. Panasonic Electric Works said in July it expects to report a 7 billion yen net loss in the first half and post 7 billion yen net income in the second half. (Bloomberg -- Japan)
Stocks End Down, But Up For Week Sep 13, 2009
Late Thursday, the maker of LEDs priced an offering of 11 million shares at 35. 50 apiece. (Investors Business Daily)
Shin-Etsu Chemical Develops Silicone Reflector Material for High-brightness LEDs Sep 12, 2009
Tokyo, Sept 11, 2009 (JCN) - Shin-Etsu Chemical has developed new silicone products used for high brightness LEDs. The new SWC Series is advanced silicone reflectors designed to greatly improve the brightness performance of LEDs ... These new materials will be used to improve the performance of high-brightness LEDs that are used for lighting products and for backlighting units in LCD TVs. (JCN Network, Japan)
Cree Prices Common Stock Offering Sep 11, 2009
Cree is a market-leading innovator of lighting-class LEDs, LED lighting solutions, and semiconductor solutions for wireless and power applications. Cree's product families include LED fixtures and bulbs, blue and green LED chips, high-brightness LEDs, lighting-class power LEDs, power-switching devices and radio-frequency/wireless devices. (Primezone Releases)
LED Light And Green Tea Cream Smooth Facial Wrinkles Sep 10, 2009
The non-invasive technique combines high-intensity light from light-emitting diodes (LEDs) and a lotion made of green tea extract. It works ten times faster than a similar anti-wrinkle treatment that uses LEDs alone, the researchers say ... Recently the scientists showed that use of high-intensity LEDs, similar to those used in automotive tail lights and computers, could help reduce skin wrinkles when applied daily for several months. (Science Daily)
Samsung Scores with Newest TV Tech Sep 9, 2009
Stop in a Best Buy () to buy a new TV and, separate from all the flat screens from the likes of Sony, Sharp, and Philips, you'll find a section devoted to just one brand, Samsung, and only one type of TV technology, LEDs, or light-emitting diodes ... Samsung's strategy this year was to bring out a new series of TVs, particularly those using LEDs as a light source ... That's because by replacing traditional fluorescent lamps with LEDs to illuminate the screens of LCD TVs, manufacturers could... (BusinessWeek)
Cree to issue, sell 11 million shares Sep 9, 2009
Steve Wilson Cree co-founder Neal Hunter, left, and CEO Chuck Swoboda stand under a colorful collection of their company s light-emitting diodes, or LEDs ... Durham-based Cree is among the world leaders in the development, design and sale of lighting powered by semiconductors known as light-emitting diodes, or LEDs. (Raleigh Triangle Business Journal, NC)
Shuttle to carry Rensselaer experiment to International Space Station Sep 8, 2009
The new pool of knowledge about heat transfer could also lead to improvement in terrestrial heat transfer devices, such as heat pipes for the cooling of computer chips, LEDs, and photovoltaic devices, implantable heat pipes used to help mitigate the effects of epilepsy, and larger-scale machines that boil liquids. Molecular self-assembly processes that rely on exploiting evaporation would also benefit from the data. (EurekAlert! -- Business News)
* S Korean giants push rival TVs Sep 7, 2009
Rival LG Electronics hails what it calls next-generation technology using AM OLEDs (active matrix organic light emitting diodes) ... Samsungs latest models change the backlit source from power-gulping cold compact fluorescents to energy-efficient LEDs ... The edge-type has significantly reduced the number of LEDs for the backlight unit and thus need less power and less cost, Kim said. (Taipei Times, Taiwan -- World)
Green light savings Sep 5, 2009
LEDs are expected to last at least five years, while incandescent bulbs last just one year. LEDs are also brighter and more attention grabbing for drivers. (Milton Standard Journal, PA)
Mitsubishi Electric Completes Installation of Two Diamond Vision Screens for Nakayama Racecourse Aug 31, 2009
Incorporating high-luminance light-emitting diodes (LEDs) and the latest digital screen controllers, the two Turf Vision screens are able to display high-definition video content, and will provide a variety of information to race course visitors. Of the two screens, the 40. (Yahoo! Wire -- Entertainment News)
Making strides Aug 30, 2009
The company received a $250,000 grant from NYSERDA in 2005 for work on light-emitting diodes, LEDs, used in energy-efficient lighting. 1. (Albany Times Union)
RDU lands $1.38M in stimulus cash for LEDs Aug 28, 2009
38M in stimulus funds for LEDs - Triangle Business Journal ... 38M in stimulus funds for LEDs ... RDU says that the money will help fund a $10 million runway lighting and airfield signage replacement project, which is swapping out quartz lighting with more energy efficient light-emitting diodes, or LEDs. (Triangle Business Journal)
State PUC proposes energy-saving programs Aug 27, 2009
Another would provide financial incentives for advanced lighting technologies such as LEDs, while scaling back incentives for compact fluorescent light bulbs, now that their prices have dropped substantially. Together, the programs could cut California's peak electricity demand by 1,536 megawatts by the end of the three-year period. (San Francisco Chronicle -- Business)
U.S. invests $6.4 million in LED research Aug 25, 2009
8 million to demonstrate the viability of high bandgap gallium indium phosphide alloys for use in making green LEDs. Sandia National Laboriatories (Albuquerque, N.M.) will conduct research aimed at improving the efficiency of green LEDs grown on gallium nitride substrates ... will seek to exploit the negative polarization charge to improve the efficiency of green LEDs. (EETimes)
OLED? Make way for ILED displays Aug 24, 2009
Today you can see OLEDs, which have organic material sandwiched between two inorganic substrates, at work in a handful of mobile phone touchscreens and wrist-worn devices. Now a University of Illinois scientist says he and his colleagues can grow so-called inorganic LEDS that may be even brighter and more efficient than OLEDs ... Not only that, says the Illinois scientist, John A. Rogers, but the ILEDs can be also be made with existing tools and with adjustments to photovoltaics and electronics... (Boston Globe)
Ultrathin LEDs: New Class Of Displays Aug 23, 2009
Ultrathin LEDs Create New Classes Of Lighting And Display Systems ... Ultrathin LEDs Create New Classes Of Lighting And Display Systems ... 23, 2009) A new process for creating ultrathin, ultrasmall inorganic light-emitting diodes (LEDs) and assembling them into large arrays offers new classes of lighting and display systems with interesting properties, such as see-through construction and mechanical flexibility, that would be impossible to achieve with existing technologies. (Science Daily)
How LED displays are changing Aug 23, 2009
John Rogers, the Flory-Founder Chair Professor of Materials Science and Engineering at the University of Illinois, has revealed that the new process is all about creating and assembling ultra-thin, ultra-small inorganic light-emitting diodes (LEDs) into large arrays that offer new classes of lighting and display systems with interesting properties, such as see-through construction and mechanical flexibility ... "Our goal is to marry some of the advantages of inorganic LED technology with the... (India Times, India)
Flexible TV Displays Aug 23, 2009
The project started when John Rogers, professor of Materials Science and Engineering at the University of Illinois, decided to team up all Teen Titan style with experts from Northwestern University, the Institute of High Performance Computing in Singapore, and Beijing's Tsinghua University to spearhead a process that creates tiny, ultrathin inorganic light-emitting diodes (LEDs) that are more powerful and can last longer than current conventional LEDs. The goal was to combine the enhanced... (IGN Gear)
Next-Generation Inorganic LEDs Promise Longer Lives, More Lumens [Slide Show] Aug 22, 2009
Brighter Idea: Next-Generation Inorganic LEDs Promise Longer Lives and More Lumens [Slide Show]: Scientific American ... Brighter Idea: Next-Generation Inorganic LEDs Promise Longer Lives and More Lumens [Slide Show ... New ways of making light-emitting diodes (LEDs) could lead to brighter, more energy-efficient video screens and lighting. (Scientific American)
Brighter idea for bendy displays Aug 22, 2009
It has been made possible by a new technique, outlined in Science, for manufacturing so-called inorganic LEDs. The new method allows these tiny light-emitting diodes (LEDs) to be attached to materials such as glass or rubber ... Organic LEDs (OLEDs) on the other hand have been introduced into some consumer electronics such as televisions. (BBC News -- Technology)
West Roxbury Saves Energy: A green Garys Liquors means green savings Aug 21, 2009
The LEDs (or light-emitting diodes ) contribute to reduced electricity bills because they need only approximately one-quarter of the energy that fluorescents require and do not generate heat for the beer chests to cool ... Gary s will continue to exemplify green thinking, as Park plans to replace the new deli counter s light bulbs with LEDs (he is waiting for final safety approval), recycle old steel shelving, and utilize a new Zamboni that uses 80 percent less water and a lot less power than... (West Roxbury Transcript, MA)
