It’s reported that Dr. Margaret Naeser from Boston University School of Medicine and colleagues from Massachusetts General Hospital and Harvard-MIT Division of Health Sciences and Technology, has developed LED therapy to treat patients with traumatic brain injury (TBI). The phototherapy technique delivers red and near-infrared light energy to improve cellular metabolism which offers physiological benefits. With daily use of LEDs on the scalp and forehead, improvement was noticed in the cognitive functioning and it also showed reduction in the post-traum...

ewo, a manufacturer of high-quality lighting systems for public areas, has implemented the “T-System” high mast system with LED technology for the illumination of the 90,000 m²-large “Molo di Ponente” port terminal in Venice, Italy. The project, commissioned by the port administrative authority of Venice, was carried out in cooperation with the planning office TiFS Ingegneria and stands out with its sustainable concept and clearly reduced expenditure on energy and maintenance. The concept of “T-System” is based upon a modular form...

Peak values right on the Planckian curve OSRAM Opto Semiconductors has set a new laboratory record of 142 lm/W for the efficiency of a warm white LED light source. With a correlated color temperature (CCT) of 2755 K the LED achieves a good color rendering index (CRI) of 81. Measurements were taken under standard conditions: room temperature and pulsed mode at an operating current density of 350 mA/mm². Bright warm white light with high efficiency is particularly important for lighting applications in the residential sector. The laboratory setup for a wa...

Leedarson, a Chinese maker of lighting and LED bulbs, based in Xiamen, Fujian province, is reported to utilize injection molding to replace metal components in the heat sinks of some of its LED bulbs, a switch it says will give it more design and production flexibility. According to the company, it has made a breakthrough on moving from aluminum heat sinks, which require stamping, casting and secondary finishing, to heat sinks using a compound from SABIC Innovative Plastics US LLC, which will improve design and provide heat-stable white color without needing secondary ...

Recently, Barco has been proudly showcased its first 2Kx2K main display with replaceable LED backlights for Air Traffic Control at ATC Global 2011, from 8 to 10 March 2011. The 2Kx2K LCD display is capable of saving up to 20% power while offering a standard stabilized brightness of 240 cd/m² and remaining dimmable to 3 cd/m², resulting in enhanced user comfort in both dark and natural light environments. The display features an open system environment and has been improved with an additional level of redundancy, as it comprises four independent trays wit...

Bridgelux  has made a breakthrough on the 135 Lumens per Watt GaN-on-Silicon based LED Technology, which marks the industry's first commercial grade performance for a Silicon-based LED. The 135 Lumen per Watt performance was achieved at a CCT of 4730K using a single 1.5mm power LED operated at 350mA. These LEDs operate just 2.90V at 350mA and < 3.25V at 1 Amp. Optimization of the epitaxy process on 8-inch Si wafers will make LED manufacturing compatible with existing automated semiconductor lines. It’s said that the company will ...

Lately, the NASA technology has utilized LED technology (turned medical device) in the Bone Marrow Transplant and Cellular Unit at a hospital at the University of Alabama. This technology is being used to ease the pain of mouth and throat sores, common side effects of chemotherapy and radiation treatment. According to NASA, a far red/near infrared Light Emitting Diode treatment called High Emissivity Aluminiferous Luminescent Substrate has been given to ease the pain of cancer patients. With a system called Warp 75, the LEDs release energy in the for...

Sharp's new 10W Mini Zeni series radiates with even more efficiency, whilst retaining very good light quality (CRI values of up to 87) and a long service life with its compact and cost-effective design.  

Ledzworld Technology, an innovative R&D and manufacturing company of high-end LED retro-fit lamps for professional users, launches its new LED retrofit MR16 , a low power-consumption 6.5W LED lamp that produces an industry- leading high output of 450 Lumen. The lamp has an efficacy of >70 Lumen/W at a colour temperature of 3000K.  

Kyma Technologies Inc of Raleigh, NC, USA, has made a breakthrough on its new high-volume AlN template manufacturing tool by producing what is said to be the world’s first 300mm (12-inch) diameter AlN-on-silicon template for GaN. It claims that its process is the first that is capable of direct insertion into existing LED and power device production processes that grow GaN and related alloys such as InGaN and AlGaN. The new AlN template tool was designed and constructed by chief engineer Dr Bob Metzger, and it was incorporates many of the features...

First Open Market 3D-capable Timing Controller plus LED Backlighting Solution on Display Microsemi Corporation (Nasdaq:MSCC), a leading provider of semiconductor technology aimed at building a smart, secure, connected world, today announced participation at the 2011 International IC-China Conference and Exhibition (IIC China) in Shenzhen, China, February 24-26. Microsemi will have technical experts and sales team members onsite demonstrating LED backlight, motor control and Power over Ethernet (PoE) solutions. IIC China is the country’s la...

For indoor and outdoor applications, FormoLight Technologies, one of the major Taiwan-based display manufacturers, has developed a high-performance LED video display with superior qualities. An LED solution developed by OSRAM Opto Semiconductors ensures brilliant colors and sharp contrasts: particularly compact Multi CHIPLEDs produce impressive high-quality images.  

Monocrystal, a leading manufacturer of electronic materials for LED and solar industries, announced today shipment of its premium 8-inch C-plane epi-ready sapphire substrates to one of the world’s leading LED manufacturers. It was almost a recent discussion of LED industry players and experts concerning the possibilities for the industry of employing larger than 2-inch sapphire substrates for LED production.

New Bridgelux LED Arrays Double Light Output of Today’s Commercially Available LED Products New Portfolio Additions Deliver 3500 to 8000 Lumen Output Arrays Bridgelux Inc., a leading developer and manufacturer of LED lighting technologies and solutions, today announced the expansion of its award-winning RS LED Array portfolio to include the industry’s highest performance LED products designed for very high lumen applications such as retail shop lighting, high-bay, roadway, exterior area and industrial lighting applications. Shatterin...

Rubicon Technology, Inc. (NASDAQ:RBCN), a leading provider of sapphire substrates and products to the LED, RFIC, Semiconductor, and Optical industries, announced the production of 12-inch polished wafers, the largest high-quality, sapphire wafer ready for production of LEDs (light emitting diodes). Rubicon now offers a complete range of high quality sapphire substrates including two-, three- and four- inch core, and six-, eight- and 12-inch wafers.  

It’s reported that Daktronics Inc. will supply a LED video display to Major League Baseball's Philadelphia Phillies. The LED video display has high-definition clarity and be much larger than the former video display at Citizens Bank Park. It will measure 76 feet high and 97 feet wide, totaling 7,372 square feet of digital space. The LED display will show video with up to 1512 lines of resolution, using Daktronics HD-15 technology. In addition, the display will provide wide-angle viewing for better visibility for more fans, increased contrast and ...

Based on its recent analysis of the automotive light-emitting diodes (LED) market, Frost & Sullivan recognizes Philips Lumileds with the 2010 Global Frost & Sullivan Award for Technology Innovation of the Year for being a major factor driving the advance of improved lighting technologies for the global auto industry.

Lately, a company called LVX has installed its first ceiling based optical communication systems to transmit data in government offices located in St. Cloud, Minnesota.   These lighting systems use special LED lights that have the capability of transferring data by oscillating their luminescence. Special modems attached to computers below the lights can pick up this light data, much like computers now pick up Wi-Fi using wireless network devices. But don’t expect offices to be lit up like raves. The oscillation of light is so fast that the human eye can’t r...

TV vendor Sampo launched an LCD TV, named Cloud TV, which combined a built-in Internet connection, mobile communications and home entertainment, with content provider 5TV.

Recently, the United States Patent Office has certificated Spectros white LED patent. In a reexamination of U.S. Patent No. 6,711,426, the Patent Office has affirmed that Spectros' use of White LEDs in medical spectroscopy is unique and protectable, and that certain other applications in biomedical and industrial spectroscopy devices also fall under this Spectros patent. The core Spectros white LED patent will reissue next year.

FPD equipment maker Mirle Automation and LED driver IC designer Macroblock had jointly developed an LED display control system—— Mirle 503. Mirle noted the Mirle 503 had a built-in Macroblock MBI5042 16-channel constant current LED driver with 16-bit PWM (pulse width modulation) control. With the MBI5042, all output channels could be built with 16-bit color depth (65,536 gray scales).

TDI and Ostendo has jointly made a breakthrough on semi-polar (11-22) GaN wafers which are more than 2.5x the emission intensity of c-plane GaN based LED structures. These results have in common with the research conducted by Sumitomo Electric Industries who discovered that green laser diodes (LD) grown on the semi-polar GaN plane are more efficient than those grown on the conventional c plane.

QD Vision, an MIT spinoff, has announced a display technology based on quantum dots, which can be easier to manufacture than OLEDs and it is even brighter and more energy-efficient. Quantum dots are nanometer-sized semiconducting crystals that can shine a bright, spectrally pure color when exposed to either light (photoluminescence) or electrical current (electroluminescence).

According to a report from China Daily, the mainland's first company Visionox which manufactures OLED panels and Tsinghua University have jointly made up a research team to develop a proprietary technology to prolong the life time of OLED.

Monocrystal, a leading manufacturer of electronic materials for LED and solar industries, announced availability of the company’s innovative ultra-large 10-inch C-plane epi-ready sapphire substrate. Monocrystal’s 10-inch sapphire substrate vs 2-inch sapphire substrate Source: Monocrystal

According to a research from the Academia Sinica and the National Cheng Kung University in Taipei and Tainan, glowing bio-LED trees could replace street lamps. Researchers have implanted glowing , sea urchin shaped gold nanoparticles, known as bio LEDs, inside the leaves of a plant. The new nanoparticles could replace the electricity powered street light with biologically powered light that removes CO2 from the atmosphere 24 hours a day.

AkzoNobel will begin mass production of Trimethyl Gallium (TMG), a key LED precursor material to satisfy the global demand for its High Purity MetalOrganics product range. During this past June 2010, it has successfully doubled its production capacity for TMG at its world-scale production facilities in LaPorte, Texas, USA.

Jointly with Stanford University and National Security Technologies (NSTec) of Livermore, California, Sensor Electronic Technology Inc. (SETI), has demonstrated deep ultraviolet AlInGaN LEDs set to rocket. SETI's UVTOP LEDs are a series of UV and deep-UV LEDs with peak emission wavelengths in the range of 240 - 400 nm. They incorporate AlInGaN deposited by a proprietary Migration Enhanced MOCVD process.

Recently, Japan's Sumitomo Electric Industries Ltd. is said to develop the world’s first 6-inch diameter gallium nitride (GaN) substrates for white LEDs. Presently, the white LED market has been growing using 2- to 4-inch sapphire substrates. As an alternative to sapphire, Sumitomo Electric began production of 2-inch diameter GaN substrates designed for use in white LEDs.

Recently, Lite-On Technology (2301) reported that it has completed the world's first Optoelectronic Semiconductor Product Carbon Footprint Declaration and Environmental Product Declaration Type III, which a comprehensive Environmental Product Declaration and can be used as a base for improving the environmental impact of Lite-On's optoelectronics (LED) products.