Podcasts
Chad R. Frost, Intelligent Systems Division’s Area Lead for Autonomous Systems and Robotics, NASA Ames Research Center, Moffett Field, CA

Chad R. Frost supervises the Autonomous Systems and Robotics (ASR) technical area in Ames Research Center's Intelligent Systems Division. ASR staff develops advanced automation and control technologies to...

Articles: Energy

Given that solar-photovoltaic (PV) generating technology has been around for decades, one might think its general application in commercial and consumer circles might be a little more...

Articles: Robotics, Automation & Control

Jet Propulsion Laboratory (JPL), a division of the California Institute of Technology, is a Federally Funded Research and Development Center (FFRDC) of NASA. The Laboratory has a wide-ranging charter for solar...

Articles: Photonics/Optics

Proponents of laser beam welding (LBW) and electron beam (EBW) welding each pronounce the singular praises of their favored technology, but often the best solution for a...

Articles: Lighting

Glass and transparent plastics, especially acrylic resins, have long been used in the lighting industry for various aesthetic and functional purposes. As the industry has evolved,...

Articles: Lighting Technology

Industry professionals and researchers engaged in the measurement and characterization of light sources are confronted by the age old question — should an instrument be utilized which employs...

Articles: Lighting

Semiconductor-based light-emitting diode (LED) devices first appeared in the 1960s. Today, with the advances in materials, design, and manufacture of LED devices, we are seeing a wide spectrum of LEDs that are cheaper,...

Who's Who: Robotics, Automation & Control
Chad R. Frost, Intelligent Systems Division’s Area Lead for Autonomous Systems and Robotics, NASA Ames Research Center, Moffett Field, CA

Chad R. Frost supervises the Autonomous Systems and Robotics (ASR) technical area in Ames Research Center's Intelligent Systems Division. ASR staff develops advanced automation and control technologies to...

Application Briefs: Software
PHX ModelCenter® software
Phoenix Integration
Wayne, PA
610-971-9603
www.phoenix-int.com

Phoenix Integration’s PHX ModelCenter® software has been used by NASA...

Application Briefs: Imaging
FluxData FD-1665 3CCD Multispectral Camera
FluxData Inc.
Rochester, NY
800-425-0176
www.fluxdata.com

FluxData has launched a...

Application Briefs: Photonics/Optics

Machine vision technology is used extensively throughout manufacturing to improve product quality, increase productivity and reduce costs. One of the reasons for that is a machine vision system will work...

Application Briefs: Lighting
Kopp Glass, Pittsburgh, PA

Incandescent lamps have been used as the primary light source in airfield lighting designs for many years. With recent environmental awareness of the general population and...

Application Briefs: Lighting
Honeywell, Phoenix, AZ
Airbus, Toulouse, France

Honeywell's light-emitting diode (LED) wingtip navigation lighting is now standard on new production Airbus A320 Family aircraft, comprising the A318,...

Application Briefs: Lighting

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...

Briefs: Physical Sciences
High-Temperature Thermometer Using Cr-Doped GdAlO3 Broadband Luminescence

A new concept has been developed for a high-temperature luminescence-based optical thermometer that both shows the desired temperature sensitivity in the upper temperature range of present state-of-the-art luminescence thermometers (above 1,300 °C), while maintaining...

Briefs: Physical Sciences
Method to Estimate the Dissolved Air Content in Hydraulic Fluid

In order to verify the air content in hydraulic fluid, an instrument was needed to measure the dissolved air content before the fluid was loaded into the system. The instrument also needed to measure the dissolved air content in situ and in real time during the de-aeration process....

Briefs: Physical Sciences
Method for Measuring Collimator-Pointing Sensitivity to Temperature Changes

For a variety of applications, it is important to measure the sensitivity of the pointing of a beam emerging from a collimator, as a function of temperature changes. A straightforward method for carrying out this measurement is based on using interferometry for...

Briefs: Physical Sciences
Metrology Arrangement for Measuring the Positions of Mirrors of a Submillimeter Telescope

The position of the secondary mirror of a submillimeter telescope with respect to the primary mirror needs to be known ≈0.03 mm in three dimensions. At the time of this reporting, no convenient, reasonably priced arrangement that offers this capability...

Briefs: Electronics & Computers
On-Wafer S-Parameter Measurements in the 325-508-GHz Band

New circuits have been designed and fabricated with operating frequencies over 325 GHz. In order to measure S-parameters of these circuits, an extensive process of wafer dicing and packaging, and waveguide transition design, fabrication, and packaging would be required. This is a costly...

Briefs: Electronics & Computers
Reconfigurable Microwave Phase Delay Element for Frequency Reference and Phase-Shifter Applications

A technique was developed to provide a reconfigurable high-precision microwave electrical phase delay for resonators and phase shifters. The invention employs multiple branches of transmission lines with open-ended or ground-ended terminations as...

Briefs: Electronics & Computers
High-Throughput, Adaptive FFT Architecture for FPGA-Based Spaceborne Data Processors

Exponential growth in microelectronics technology such as field-programmable gate arrays (FPGAs) has enabled high-performance spaceborne instruments with increasing onboard data processing capabilities. As a commonly used digital signal processing (DSP) building...

Briefs: Electronics & Computers
High-Speed Isolation Board for Flight Hardware Testing

There is a need to provide a portable and cost-effective galvanic isolation between ground support equipment and flight hardware such that any unforeseen voltage differential between ground and power supplies is eliminated. An interface board was designed for use between the ground support...

Briefs: Software
3D Orbit Visualization for Earth-Observing Missions

This software visualizes orbit paths for the Orbiting Carbon Observatory (OCO), but was designed to be general and applicable to any Earth-observing mission. The software uses the Google Earth user interface to provide a visual mechanism to explore spacecraft orbit paths, ground footprint...

Briefs: Software
MaROS: Web Visualization of Mars Orbiting and Landed Assets

Mars Relay operations currently involve several e-mails and phone calls between lander and orbiter teams in order to settle on an agreed time for performing a communication pass between the landed asset (i.e. rover or lander) and orbiter, then back to Earth. This new application aims to...

Briefs: Software
RAPID: Collaborative Commanding and Monitoring of Lunar Assets

RAPID (Robot Application Programming Interface Delegate) software utilizes highly robust technology to facilitate command-ing and monitoring of lunar assets. RAPID provides the ability for intercenter communication, since these assets are developed in multiple NASA centers.

Briefs: Software
Image Segmentation, Registration, Compression, and Matching

A novel computational framework was developed of a 2D affine invariant matching exploiting a parameter space. Named as affine invariant parameter space (AIPS), the technique can be applied to many image-processing and computer-vision problems, including image registration, template...

Briefs: Software
Image Calibration

Calibrate_Image calibrates images obtained from focal plane arrays so that the output image more accurately represents the observed scene. The function takes as input a degraded image along with a flat field image and a dark frame image produced by the focal plane array and outputs a corrected image. The three most prominent...

Briefs: Software
Rapid ISS Power Availability Simulator

The ISS (International Space Station) Power Resource Officers (PROs) needed a tool to automate the calculation of thousands of ISS power availability simulations used to generate power constraint matrices. Each matrix contains 864 cells, and each cell represents a single power simulation that must be run....

Briefs: Manufacturing & Prototyping
Optimization of Indium Bump Morphology for Improved Flip Chip Devices

Flip-chip hybridization, also known as bump bonding, is a packaging technique for microelectronic devices that directly connects an active element or detector to a substrate readout face-to-face, eliminating the need for wire bonding. In order to make conductive links between...

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