Companies that are developing LED lighting products need to have an awareness of the wider patent landscape to help them develop,protect and exploit their own intellectual property to its fullest,as JACKIE MAGUIRE and DAVID SEGAL explain. ...
The Luxeon Z is a very small, unencapsulated LED package that can be used to build multi-chip arrays, while the Luxeon H50-2 is an improved version of Lumileds’ high-voltage package. Philips Lumileds has ...
Tags: Lights, Lighting, High-Voltage, High-Lumen-Density
Taiwan researchers have achieved a reduction in luminous efficiency droop from 42%to 7%by inserting p-type indium gallium nitride(p-InGaN)between the active light-emitting and electron-blocking layers of a nitride semiconductor ...
Canadian firm Meaglow has made a breakthrough on a low temperature Migration Enhanced Afterglow film growth technique to produce a thick InGaN layer with strong yellow emission, for increasing the efficiency and lowering production costs of ...
Meaglow Ltd of Thunder Bay, Ontario, Canada – a privately held firm that produces a range of epitaxy equipment and MBE and MOCVD accessories, as well as providing specialized thin films to research institutes and industry - says that ...
Tags: MOCVD
Triangular quantum well injection boosts nitride LED efficiency by 80% The State Key Laboratory of Optoelectronic Materials and Technology of Sun Yat-sen University has reduced the forward voltages and increased the device efficiency of ...
Tags: LED
Vishay Intertechnology has introduced a series of colorful LEDs in white,blue,green,yellow,yellow green,orange and red mounted on a 0402 ChipLED package.The latest and advanced InGaN and AllnGaP technology is used in the white and blue LEDs ...
Tags: colorful LEDs, Vishay Intertechnology, VLMx1500-GS08 series LEDS
LEDs How it works A Light Emitting Diode (LED) is a semiconductor diode that emits light when an electric current is applied in the forward direction of the device. The effect is a form of electroluminescence where incoherent and ...
Devices Measure 1.0 mm by 0.5 mm With Ultra-Low 0.35 mm Profile,Provide Luminous Intensity to 180 mcd The Optoelectronics group of Vishay Intertechnology,Inc.(NYSE:VSH)announced a new series of super red,soft orange,yellow,yellow ...
Tags: Vishay Intertechnology, Ultra-Bright LEDs, VLMx1500-GS08 series LEDS
Epileds, a Taiwan-based maker of AlGaInP and InGaN LED chips for use in LED lighting, on August 13 released financial report for the second quarter of 2012, with net operating profit of NT$61 million (US$2.0 million) hiking on quarter by ...
Researchers in Korea have been studying how to improve graphene transparent conducting layers(TCLs)using gold nanoparticle(Au-NP)decoration.The team was variously associated with Gwangju Institute of Science and Technology,Korea Basic ...
Latest issue of Semiconductor Today now available For coverage of all the key business and technology developments in compound semiconductors and advanced silicon materials and devices over the last month,subscribe to Semiconductor ...
Tags: Issue, Semiconductor, Lights
Physicists at The University of Texas at Austin,in collaboration with colleagues at Taiwan's National Tsing-Hua University and National Chiao-Tung University and at the Beijing National Laboratory for Condensed Matter Physics and Institute ...
LayTec AG of Berlin, Germany (which makes in-situ metrology systems for thin-film processes, focusing on compound semiconductor and photovoltaic applications) says that on 21 June Challentech International Corp, its partner for sales ...
22 June 2012 Sandia's InGaN nanowire template permits flexible solar energy absorption Researchers in solar energy want to convert as many of the sun's wavelengths as possible to achieve maximum efficiency.They hence see indium gallium ...
Tags: InGaN nanowire, solar energy, solar cell, MOCVD, photovoltaic systems