Techs for License : Lighting
Device Structure for High Efficiency LED

Researchers at the University of California, Santa Barbara, have developed a novel device structure that reduces light absorption inside an LED, enables uniform light emission from the active layer, and reduces light reflections occurring repeatedly inside the LED, thus increasing the overall...

Techs for License : Lighting
Extensible Light-Sensing LED Array

New technology developed at NDSU uses an extensible array of light-emitting diodes (LEDs) as a means of sensing incident light levels. This light-sensing LED array can be used to construct highly-dynamic backlights for displays, as well as large-format synthetic aperture cameras.

Techs for License : Lighting
Heterocycles for Use in Electronic Devices

Synthesis of heterocyclic aromatic compounds has been pursued for a long time by chemists in order to analyze their properties and potential applications in biomedical and materials sciences including electronic devices such as organic light emitting devices (OLEDs) and in hydrogen storage.

Techs for License : Lighting
Multi-Color Quantum Well-Based LEDs

A process to enhance the electron-hole wave functions overlap – resulting in high-efficiency quantum well light-emitting diodes (LEDs) emitting in the green and yellow wavelengths – has been developed. This proposed technique changes the polarity of the structure and diminishes the piezoelectric effect. It...

Techs for License : Lighting
Transparent, Solar-Powered Lighting Module With Integrated Energy Storage

This invention integrates an organic light-emitting diode (OLED), a power-generation device (photovoltaic or PV cell), and an energy-storage device (lithium-ion battery or LIB) to power a grid-free lighting module. PV/LIB/LED voltage and capacity matching ensure maximal...

Techs for License : Lighting
High Extraction Efficiency GaN LED

Photonic crystals have received an increasing amount of interest for use as light extractors in light-emitting diodes (LEDs), but their implementation on the surface of LEDs has thus far produced little improvement in extraction efficiency.

Techs for License : Lighting
Relaxed SiGe Films By Surfactant Mediation

Relaxed silicon-germanium (SiGe) has become an important material in the fabrication of high-quality films for various applications. Strain-relaxed SiGe buffers have been produced by at least three known methods. However, these techniques present several disadvantages, such as long growth times, thick...

Techs for License : Lighting
Extensible Light-Sensing LED Array

This technology involves the use of an extensible array of light-emitting diodes (LEDs) as a means of sensing incident light levels. The light-sensing LED array can be used to construct highly-dynamic backlights for displays and large-format synthetic aperture cameras.

Techs for License : Lighting
Staggered InGaN Quantum Wells for Improved Active Media for LEDs

The given technology involves a novel method in achieving high-efficiency group IIInitride light-emitting diodes (LEDs) and laser diodes emitting in the visible regime (wavelengths between 420nm and 650nm) for use in solid-state lighting and medical applications.

Techs for License : Lighting
Novel OLED Architecture Simplifies Device Manufacturing

Researchers at the University of Minnesota have developed a novel organic light-emitting diode (OLED) architecture that reduces the number of individual layers in the device without sacrificing performance. With fewer layers, there are fewer deposition steps, leading to a simpler...

Techs for License : Lighting
LEDs Based on Lattice-Mismatched GaInP Alloys

Current white light generation techniques rely on color mixing from red, blue, and green light. While reasonable red and blue light-emitting diodes (LEDs) are available for this scheme, there currently exists a gap in the wavelength spectral window from roughly 530 nm to 570 nm — known as the...

Techs for License : Lighting
Phosphor Materials for UV-LED-Based Lighting Device

Scientists at Leiden University have invented novel phosphor materials based on rare earth elements, which have excellent absorption properties in the near–ultraviolet (UV) range and show strong blue and/or green emission with high quantum efficiency. This invention is particularly suitable...

Techs for License : Lighting
Nanofiber-based Lighting Technology

A lighting technology from RTI is more energy efficient than the common incandescent light bulb and does not contain mercury, making it environmentally safer than the compact fluorescent light (CFL) bulb. At the core of the technology is an advanced nanofiber structure that provides exceptional lighting...

Techs for License : Lighting
OLED Deposition Technology

Low-cost processing methods will be required if the small organic molecule materials currently under development for use in organic light emitting diodes (OLEDs) and other electronics are ever to realize wide spread commercial application.

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