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Editorial:
LEDs Continues Sign Industry Push
... With two online news publications under one umbrella, Solid State Lighting Design and LIGHTimes, we strive for the right amount of overlap to address the audience interests. LIGHTimes covers the broader LED industry spanning the supply chain from materials and technology, through equipment, chips, packaged LEDs and modules. LIGHTimes... Read the editorial...
(if it resists... go here)
For the latest news dedicated to LEDs
in general lighting, tune to Solid
State Lighting Design. Applications updates, the latest luminaires and wins,
subsystems and componentry in support of lighting in and around the built environment,
it's all there!
The
2010-2011 Summit Series is ready to succeed... are you?
After the successful 2008 launch and 2009/2010
expansion of Solid State Lighting Design's
SSL Summit in New Jersey, the feedback remains consistent: Just what we
needed, do it again soon. The Summit brings together lighting decision makers
with industry thought leaders, pioneers, and innovators from the across the
solid state lighting eco-system. Read
the 2009 conference report...
Following our changes in 2009, 2010-2011 will
continue to be all about quality, quality, quality.Showcase
participants and sponsors are vetted to separate the wheat from the chaff
(have your IES LM-79 test reports ready!). The 2010-2011 Summit includes NY/NJ
in September and LA/Long Beach next January. Look into the series information
at www.SSLsummit.com for the details.
Sponsorships are available for the full series.
Philips Lumileds Announces Better Performing Luxeon Rebel ES Product Line LIGHTimes News Staff
July 27, 2010...Philips Lumileds, Royal Philips Electronics' solid state lighting business,
announced advancements in its Luxeon Rebel ES product line that deliver higher efficacy and more light output. The company says that the LEDs enable new outdoor lighting solutions, shorten payback periods, lower the total cost of ownership, and enable LED systems to meet new efficiency standards being implemented around the world. The company indicates that the Luxeon Rebel ES is optimized for outdoor applications, including streets, roadways, tunnels, and high- and low-bay lighting, with correlated color temperatures (CCTs) centered at 4100K and 5650K.
The Luxeon Rebel ES delivers more than 300 lumens at 1000 mA. This translates to an efficacy of 100 lumens per watt. The company points out that when optimizing for system efficiency, current can be lowered and efficacy can exceed 125 lumens per watt.
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July 28, 2010...3D displays have been a mainstay of science fiction for years. While many depictions have full-color images projected into mid-air, the technology has not gotten there yet. However, Sony has created a full color, cylindrical 3D display prototype.
The prototype 3D display does not require glasses. Sony unveiled the device at Siggraph in LA. It has a cylindrical shape that allows viewing of an object from any angle at one degree intervals at the same time. The Raymodeler 360 degree autostereoscopic device uses a set of formulas to create the images based on 8 x 2D digital images 45 degrees apart. The formulas transform Cartesian coordinates (x,y,z) to cylindrical ones. Standard 3D modeling software can do this as well.
The compact device uses LED backlighting. Gesture sensors allow viewers to control and interact with volumetric objects from all angles. It creates 360 unique 24 bit color images that are revealed at the same time.
It measures 13 cm in diameter and 20 cm in height.
People can sense the depth of an object because left and right eyes see different images.
A graphics processor allows the user to interact with the images in real time.
A video on Youtube shows a 3D pong-like video game in which a bouncing ball removes bricks. Another part of the demonstration shows a woman's torso in 3D.
Such a device could easily be used for teaching, entertainment, marketing, or communications.
A video about the device is available on Youtube.
Lighting decision
makers deserve quality answers, not hype...
Join
key NY-area lighting and sustainability decision makers at the SSL
industry's quality-focused "insiders meet",
September 14-15 in New York City...
They
are looking for the keys to quality in LED lighting, and you can not
afford to miss it. Just one look at the special
guests and NY
Summit agenda, and you will know why you need to be there in September!
Building on the continuing success of this first-of-its-kind event,
the 2010/2011 Summit series will again deliver the highest quality
agenda and attendees in an unsurpassed networking environment. We
have expanded the Summit to "take it to the facilities decision
makers" in NY, and quality oriented suppliers need to be seen. See what you need to be part of at
www.SSLsummit.com
Meijo University Orders Aixtron System for Production of GaN-based UV And White LEDs LIGHTimes News Staff
July 28, 2010...Aixtron AG announced a new order for one Close Coupled Showerhead® GaN based LED MOCVD system from Meijo University, in Nagoya, Japan. The university is an established Aixtron customer in Japan. The order was received earlier this year and the system will be delivered in the fourth quarter of 2010 in a 3x2-inch wafer configuration. Aixtron says that its local support team will commission the new reactor at Meijo University. The order includes both the EpiCurveTT and Aixtron Argus in-situ tool. The Argus in-situ tool is a new multi-channel pyrometer for real-time surface temperature measurement and analysis. Aixtron boasts that it is the only thermal profiling device available for a complete susceptor temperature mapping.
Associate Professor Dr. Motoaki Iwaya commented, "Meijo University plans to establish the LED Cooperative Research Center to develop white LEDs and UV-LEDs for lighting and bactericidal light sources with super energy-saving, high color rendering properties, long life-time and low-cost. This center has been selected as an advanced research institute, and funded by Ministry of Economy, Trade and Industry (METI). The center will be shared with partner companies for collaboration. One of the collaborating companies, EL-SEED Corp., a start-up venture company from Meijo University, will conduct the research project of next-generation white LED supported by the New Energy and Industrial Technology Development Organization (NEDO) at the center."
Dr. Iwaya added, "We have been very happy with our current system, an AIX 200/4 RF-S. Furthermore, Aixtron´s proven R&D showerhead systems have demonstrated in the past their great scalability and easy process transfer to showerhead production systems. The 3x2-inch system enables us to easily switch between 2-, 3- and 4-inch wafers, without any major adaption of the process conditions. Altogether, we are confident that the Aixtron MOCVD system is the best for the challenging task of GaN based LED development."
The Meijo University Department of Materials Science and Engineering is one of Japanese longest established faculties. Today the university's research targets include nanotechnology as well as semiconductor materials.
Osram Opto Claims Red LED Efficiency Record in Lab LIGHTimes News Staff
July 22, 2010...Osram Opto Semiconductors (Osram Opto) reports that its developers have increased the efficiency of its red, thin-film LEDs by 30 percent. While most announced improvements in efficiency have been reported about white (from blue with phosphor) LEDs, and blue, the efficiency improvement of red LEDs would seem to bode well for the industry. If the company is able to translate the lab result into a production model red Golden Dragon LED, then applications using a combination of red, blue, and green or red, blue, green, and amber to create white light or using red and cool white to create warm white, will have an improved efficiency overall.
The company says that the improved performance results from improved material properties, further development of the thin-film platform, and greater output efficiency. Osram Opto says that unencapsulated chips benefit even more from the improvements.
The boost in efficiency is opening up new LED applications in general illumination, in projection and in the industrial sector, according to the company.
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Interested
in general lighting, architectural applications or LED luminaire
product news?
While you're in exactly the right place for the broader LED industry
applications and supply chain news, general lighting products and
applications have moved over Solid State Lighting Design. See what
you've been missing today at www.SolidStateLightingDesign.com.
Shanghai Epilight Selects Veeco’s MOCVD Systems for LED Manufacturing Capacity Ramp CompoundSemi News Staff
July 22, 2010...Veeco reports that during the recently completed second quarter of 2010 that Shanghai Epilight Technology Company Ltd., a large LED manufacturer in China, ordered multiple Veeco TurboDisc K465i Metal Organic Chemical Vapor Deposition (MOCVD) systems. According to Epilight, the systems are for the company's planned capacity expansion at their Shanghai high-brightness HB-LED fab.
Mr. Wendi Liu, President of Epilight commented, “We selected Veeco’s K465i MOCVD system because of its excellent system design and the good performance in the field. It is simply the best choice for high-volume production of LEDs. Given the increased demand for LEDs in such applications as general illumination, TV backlight and outdoor displays, we intend to ramp our production quickly. With a business partner like Veeco, we are confident we can meet the market demand.”
Bill Miller, Ph.D., Executive Vice President, General Manager of Veeco's MOCVD Operations, commented, “We are gratified to have the opportunity to work with Epilight as their MOCVD supplier for their LED production facility ramp. We believe that the China market will drive significant advancement of the LED industry, and Veeco, as the market-leading equipment provider in China, is well positioned to benefit from this growth.”
Applied Materials Stops Selling Turnkey Solar Production Lines to Focus on c-Si Solar and LEDs CompoundSemi News Staff
July 22, 2010...Applied Materials, Inc. announced plans to restructure its Energy and Environmental Solutions (EES) segment to focus on crystalline silicon (c-Si) solar and advanced energy, including LED technology. The restructuring is expected to decrease the company's operating expenses by $100 million annually. The plan is intended to make EES a profitable segment in fiscal year 2011. The company will discontinue sales to new customers of its SunFab fully-integrated lines (turn-key) line for producing crystaline silicon Solar. However, the company will continue to sell individual chemical vapor deposition and physical vapor deposition systems to crystalline silicon thin-film solar makers. Applied's solar R&D center in Xi'an, China will reportedly concentrate on advancing its c-Si solar and other technologies.
Applied Materieals is expected to use money awarded by the U.S. Department of Energy through the American Recovery and Reinvestment Act towards improving the cost effectiveness of MOCVD systems, especially for the production of LEDs.(Ref:
Coverage).
Cree Claims Most Color-Consistent LEDs LIGHTimes News Staff
July 21, 2010...Cree of Durham, North Carolina USA, reports that it has added its smallest warm and neutra bins to its multichip XLamp MP-L and MC-E EasyWhite LEDs. Cree says that it can now offer a single two-step MacAdams ellipse bin per color temperature, optimized to achieve incandescent-like color consistency.
Cree contends that the new smaller EasyWhite bins eliminate the need to purchase multiple small bins and perform complex color mixing.
According to Cree, EasyWhite binning is a unique feature of Cree lighting-class multi-chip LED components that allows customers to specify a color temperature and lumen output for simplified LED system design and improving LED-to-LED color consistency.
LIGHTimes SecondPage members login for more. Guests can view membership details.
Barco Acquires Digital Signage Specialist dZine LIGHTimes News Staff
July 21, 2010...Barco of Belgium, an LED display solution provider, has signed an agreement to acquire Belgium-based digital signage solutions company dZine. Through this acquisition, Barco has added advanced software tools for content creation to its digital visualization products.
Terms of the acquisition were not disclosed, however Barco noted that the total acquisition cost at the time of the transaction is less than the annual sales of dZine excluding an earn-out provision over the next two and a half years.
Our news features are reported
by the LIGHTimes staff writers.
For submissions or content suggestions, you can contact us using editor -at - sslighting.net
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Commentary & Perspective...
LEDs Continues Sign Industry Push Tom Griffiths - Publisher
July 29, 2010...With two online news publications under one umbrella, Solid State Lighting
Design and LIGHTimes, we strive for the right amount of overlap to address the
audience interests. LIGHTimes covers the broader LED industry spanning the supply
chain from materials and technology, through equipment, chips, packaged LEDs
and modules. LIGHTimes also covers the applications space for the non-general
lighting LED-based applications, including areas like backlighting and displays, transportation, industrial applications and signage. SSL Design is focused on LED lighting/solid
state lighting designed for the built environment, starting from the packaged
LEDs and running through light engines, replacement lamps, and fixtures/luminaires,
as well as the applications stories that bring it to life.
Most of the LIGHTimes readers already know this, but not all the SSL Design
readers might. Most of our commentary finds its way connected to SSL Design's
space, but it's important to recognize that much of the LED volume is directed
towards those non-general lighting arenas. The volume in those applications
spaces are bringing down costs for all applications, and lower costs increase
market opportunities. Whether you're on the lighting or non-lighting side of
the LED market, it only makes sense to stay aware of the general happenings
in all the arenas in order to keep ahead of the information curve so you can
spot the trends in time to take full advantage of them.
Separate from the cost/volume topic, while LED lighting is doing a better and
better job of not looking like LED lighting, applications that do look like
LEDs continue to help bring credibility to the technology. Traffic signals happily
doing their reliable job, without dead strings and aside from the rare snow
cover, are good industry PR. Similarly, adoption moves that can be perceived
as "less risky" into the commercial/industrial space also help commercial/retail
operators to believe in the capabilities of our technology to get the job done
well, and to save them both operating and maintenance expenses, while contributing
to enhanced revenues. Whether it is direct view billboards, internal or backlighting,
or neon replacement approaches, signage is one of those applications spaces
that help boost the industry credibility with the prime lighting decision makers.
Following is a quick Q&A with Carey Burkett, President of Lumificient
Corporation. Founded in 2000 and subsequently
acquired by Nexxus Lighting in 2008, Lumificient has made its name with LED illumination
solutions for the sign industry.
The sign industry was an early adopter of LED technology, why?
LED technology addressed some of the challenges dealing with neon and fluorescent
lighting, including shipping and breakage issues, ongoing maintenance expenses
and high energy costs. From a sign company’s and an end customer’s
perspective, that was important. As LED technology has advanced, it has become
easier to make a strong business case for LED over neon or other forms of sign
illumination based upon the significant savings that can be attained from lower
energy and maintenance costs.
What is driving the movement to LED in signage?
There seems to be three factors that have led to the rapid adoption of LED technology
for the sign industry.
First, the ability for LED to meet the requirements of a sign company and its
end customers related to the level of brightness and the uniformity of illumination.
First and foremost, LED systems had to meet that standard. Today, there are
LED systems that can achieve excellent, even illumination and color consistency
that meet those requirements.
Second, the high maintenance costs of neon systems. End customers are often
required to sign up for costly maintenance contracts for these systems. To fulfill
the contracts, sign companies offer labor or service warranties at considerable
expense. With LED technology, maintenance requirements are limited. This will
lead to significant savings for the end customer.
Finally, it is also about the efficiency of LED illumination as compared to neon illumination. That difference represents substantial energy savings, and obviously that is a significant story these days.
What are the indisputable advantages of LED adoption, short and long term?
The advantages of LED illumination are many, most of which result in direct
savings. LED lamps produce brilliant light but consume significantly less electricity
when compared to neon lighting. They offer a much longer life in illumination
for the sign. As solid-state devices, high quality LED illumination systems
are durable and damage-resistant, requiring minimal maintenance. LED systems
are also environmentally sound.
What are the specific industry challenges that exist today within signage
that relate to LED usage?
With today’s economic uncertainties, signage as a whole has contracted.
Large big box retailers and multi-site retailers are not developing new sites
at the rapid pace that they once were. Retrofitting programs in some cases have
dropped off. Single site entrepreneurs or new business start ups have slowed
down, as well.
As a result, sign companies are chasing a smaller overall pie. It places a burden
on Sign Companies to respond with sound business solutions and services that
will allow them to grow during a difficult time. Sign Companies can win by offering
superior products and services that will significantly improve end customer
results -- results that can be quantified based upon the benefits that LED solutions
provide. It’s a solution that provides value to both the Sign Company and
the end customer.
We consistently urge sign companies to resist the temptation to consider lower-priced
LED solutions as a way to attain improved margins and/or business results. Low-priced
LED solutions will lead to higher overall costs, for the end customer and often
for the sign company. Having your end customer’s best interests in mind
is what will lead to long term success. Low-priced, high problematic LED solutions
will not lead to long term customer satisfaction or to long term success.
Where is LED signage not cost effective?
The up-front cost of LED illumination tends to be higher than that of neon.
That said, the total costs over the life of the sign will be substantially lower
for systems that are illuminated with LED. Neon will always have its place in
various more artistic or decorative signage where LED simply cannot play.
Are you finding that companies are adopting LED signage chain-wide or testing
in key markets? What kind of business category could benefit most from this?
LED adoption within signage is quite far along at this point. There are many
companies that have specified LED illumination for all of their new signs and
some companies that have come out with defined retrofit programs that involve
replacing neon in their older signs. So, there is broad acceptance within the
signage marketplace for LEDs.
All companies can benefit from the use of LED signage; the long-term savings
are significant even for an individual proprietor with one sign for a storefront.
Large multi-site businesses with a significant number of sites and signs stand
to save the most considering the overall cost-saving factors per sign, per overall
sites, times the years that the signs will be in service.
================
Don't miss the SSL Summit Series, kicking off September 14-15 in
New York City, conveniently in Manhattan. It's all about quality, so if you
are a luminaire manufacturer that would like to connect with some of the top
lighting decision makers in the area, you won't find a more efficient two days
during this year. Any luminaire manufacturer receiving product visibility is
being vetted for basic quality criteria, but if your company doesn't quite have
those LM-79 reports and datasheets all matched up yet, fear not. You're absolutely
welcome to attend for the top-level networking and "how to get it done"
discussions that can make it even more critical that you find your way there.
Visit www.SSLsummit.com for series details,
or jump directly the NY overview here.
If you have questions about
the solid state lighting and compound semiconductor industries or
have
news or views to share, we want to hear from you! Feel free to contact
us anytime. The main office line is +1
(512) 257-9888
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