Briefs: Electronics & Computers
Technology-Independent RHBD Library Through Gate Array Approach

As semiconductor technology nodes scale down, the limitation on polysilicon pitch makes it almost impossible to shrink libraries built for previous technologies. To design a library for a new technology, all of the cells have to basically start from scratch. Starting over for each...

Briefs: Electronics & Computers
Advanced Pulse Compression System and Testbed

Detection of low-level water clouds from space is one of the outstanding challenges in radar remote sensing. Spaceborne remote sensing is the only means of assessing the distribution and variability of cloud cover on a global basis. Uncertainties in models of the Earth’s heating budget will persist...

Briefs: Electronics & Computers

This innovation is an electric field “illumination” system that is a companion component to the e-Sensor. This generator, when combined with the e-Sensor, enables a new, nondestructive inspection...

Briefs: Mechanical & Fluid Systems

Various applications exist where high-pressure valves are required, but the problem for control of such valves lies in that they have to move against a strong...

Briefs: Mechanical & Fluid Systems
Safely Testing Parachute-Based Extraction Systems

This invention relates to the safe, reliable, and repeatable testing under external load of the Extraction Force Transfer Coupling (EFTC) currently used in the extraction of airdrop platforms from both the C-17 and C-130 cargo transport aircraft. The invention enables functional testing of the...

Briefs: Mechanical & Fluid Systems

Reducing stiffness-induced gear noise and making lighter-weight gearing components would be a substantial advantage over the current all-metallic configuration. The use of composites to join metallic hubs to the metallic gear rim...

Briefs: Aerospace
Flap Side Edge Liners for Airframe Noise Reduction

One of the more critical constraints to the continued growth of air traffic is the related concern regarding aircraft noise. This concern has resulted in increasingly stringent noise restrictions for airports, both nationally and internationally. One of the major stretch goals for NASA is to...

Briefs: Aerospace
GEO-CAPE Airborne Simulator (GCAS)

This IRAD (Internal Research and Development) project was conceived as an aircraft instrument and designed with specifications that are closely aligned with the science requirements of the Geostationary Coastal and Air Pollution Events (GEO-CAPE) mission. The work has been used to both advance the technology...

Briefs: Aerospace
Mars Science Laboratory Flight Software

Mars Science Laboratory (MSL) flight software is designed to control all onboard functions of the flight system, consisting of three primary stages — cruise, entry-descent-landing (EDL), and rover — for the three mission phases. These three stages have common as well as distinct mission requirements...

Briefs: Aerospace

Current trends indicate the significant increase in National Airspace System (NAS) flight congestion and delays. The Airspace Concepts Evaluation System (ACES) provides a NAS modeling and simulation...

Briefs: Aerospace
MAVEN Flight and Ground Software

This software was developed for GSFC’s MAVEN (Mars Atmosphere and Volatile EvolutioN) program. The source of the MAVEN software was previously NASA program baselines for Juno, GRAIL, and MRO. Reused and re-engineered code from previous programs was combined with some new code to form the MAVEN program software...

Briefs: Medical
Prediction of Visual Acuity from Wavefront Aberrations

Visual acuity (clearness of vision) usually is measured by an eye doctor using an eye chart. It measures the smallest letters that can be reliably identified by the patient at a specified distance. The traditional test requires the patient to look and report which letters they see.

Briefs: Medical

The disclosed device provides key elements to enabling compact exercise machines that overcome many of the disadvantages of the current spacesuit, as well as medical prosthetics...

Briefs: Information Technology
Time Series Product Tool (TSPT) Version 2.0

The Time Series Product Tool (TSPT) is a MATLAB-based software application that computes and displays high-quality vegetation and environmental monitoring indices from high temporal revisit rate Mod erate resolution Imaging Spectroradiometer (MODIS) and other satellite sensors. The original purpose of...

Briefs: Information Technology
NASA Data Acquisition System (NDAS)

The test complexes at John C. Stennis Space Center (SSC) require reliable and accurate data acquisition in order to analyze the results of rocket engine tests. Acquisition systems include high-speed data, low-speed data, event monitoring, and video feeds. In order to obtain accurate data, routine calibrations...

Briefs: Information Technology
A security protocol requires a cryptanalysis infrastructure not available to most attackers.

The motivation for this research is the fact that, for a variety of reasons,...

Briefs: Information Technology
Flight Processor Virtualization for Size, Weight, and Power Reduction

This work demonstrated the cost-saving and fault-tolerant benefits of virtualization technology by consolidating the flight software from multiple flight processors into a single virtualized system. In this study, a flight software system that was originally deployed on six...

Briefs: Information Technology
Massively Parallel Dantzig-Wolfe Decomposition Applied to Traffic Flow Scheduling

Traffic flow management (TFM) of the National Airspace System (NAS) endeavors to deliver flights from their origins to their destinations while minimizing delays and respecting all capacities. There are several models for solving this problem. Some models aggregate...

Briefs: Information Technology
Mission Control Technologies (MCT)

MCT enables users to compose software from objects that can be assembled by end users to create integrated functionality. Applications are eliminated in favor of compositions of “live objects” that can be combined in different ways for different users and missions as required, in contrast to the more...

Briefs: Lighting

High-tech specks called quantum dots could bring brighter, more vibrant color to mass market TVs, tablets, phones and other displays. A new technology called 3M quantum dot enhancement...

Briefs: Lighting

Scientists at the University of Washington have developed what they believe is the thinnest-possible semiconductor, a new class of nanoscale materials made in sheets only three...

Research News: Lighting

The ordinary light bulb is an innovation so extraordinary that a sudden brilliant idea is called “a light bulb moment.” Credit for inventing the first incandescent-style light...

Research News: Lighting

The most common kind of light bulb in the United States— the incandescent—is only about 5 percent efficient. The phosphorescent organic light-emitting diode, on...

News: Manufacturing & Prototyping
Engineers Harvest and Print Parts for New Breed of Aircraft

Student interns and engineers at NASA's Ames Research Center rapidly prototyped and redesigned aircraft using 3D-printed parts. The aircraft was custom-built by repurposing surplus Unmanned Aerial Vehicles (UAVs). By lengthening the wings, the team was able to improve aerodynamic...

News: Nanotechnology
Solar Material Converts 90 Percent of Captured Light into Heat

A multidisciplinary engineering team at the University of California, San Diego developed a new nanoparticle-based material for concentrating solar power plants designed to absorb and convert to heat more than 90 percent of the sunlight it captures. The new material can also...

News: Test & Measurement
Harness-Mounted Computer Improves Communication Between Dogs and Humans

North Carolina State University researchers have developed a suite of technologies that can be used to enhance communication between dogs and humans. The communication tool enables applications in search-and-rescue operations and pet training.

“We’ve developed a...

INSIDER: Aerospace

Wichita State University’s National Institute for Aviation Research recently opened a new ballistics and impact dynamics research lab in the former Britt Brown Arena at the Kansas...

INSIDER: Motion Control

Scientists from Nanyang Technological University (NTU) and German Aerospace Centre (DLR) have invented a 2-in-1 electric motor that increases the range of electric vehicles. The engine integrates...

INSIDER: Automotive

More than 60 percent of the energy generated in vehicle engines by fuel is lost through the exhaust gas and the coolant. The biggest part of this simply slips off into the environment as heat....

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