Briefs : Software
Adaptive Refinement Tools for Tetrahedral Unstructured Grids

NASA’s Langley Research Center engineers have developed a new software package for more facile computational fluid dynamics. The software’s fast user run time, robustness, and efficiency have enabled its extensive use in space shuttle modeling. Adaptive Refinement Tool (ART)...

Briefs : Software
Self-Stabilizing, Byzantine-Fault-Tolerant Clock Synchronization System and Method

NASA’s Langley Research Center has developed a portfolio of technologies regarding clock synchronization in distributed systems. Distributed synchronous systems that need to provide globally coordinated operations require each component (node) in the system to...

Briefs : Software
Method of Performing Computational Aeroelastic Analyses

NASA’s Langley Research Center has developed unsteady aerodynamic Reduced-Order Models (ROMs) that significantly improve computational efficiency compared to traditional analyses of aeroelastic and other complex and unsteady systems. Traditional methods rely on the repetitive use of...

Briefs : Software
Fourier Transform Spectrometer Performance Modeling

This software models the performance of a Fourier transform spectrometer (FTS). More specifically, it is able to add a number of noise/error sources to the interferogram and transform the errors back to the spectral domain.

Briefs : Software
Mesh Adaptation Module for Cartesian Meshes with Embedded Boundaries

This work extends the mesh generation capability of NASA’s Cart3D flow simulation software package to permit cell-by-cell mesh enrichment. Cart3D allows users to perform automated Computational Fluid Dynamics (CFD) analysis on a complex geometry. It includes utilities for...

Briefs : Software
Improved Digital Map Rendering Method

Data adaptive algorithms are the critically enabling technology for automatic collision avoidance system efforts at NASA’s Armstrong Flight Research Center. These Armstrong-developed algorithms provide an extensive and highly efficient encoding process for global-scale digital terrain maps (DTMs) along...

Briefs : Software
Interactive Diagnostic Modeling Evaluator

NASA’s Ames Research Center has developed an interactive diagnostic modeling evaluator (i-DME) tool to aid in modeling for noise and lag in the data and debugging of system models when fault detection, isolation, and recovery results are incorrect. i-DME is designed to dramatically speed up the...

Briefs : Software
High-Fidelity 3D Electromagnetic (E&M) Propagation Modeling Tools

For a future potential radar sounder mission to small celestial bodies like comets and asteroids, it is important to understand the interaction between propagating waves and interior geophysical structures. In general, it is not easy to build a software model capable of handling...

Briefs : Information Technology
System and Method for Transferring Telemetry Data Between a Ground Station and a Control Center

The Lunar Reconnaissance Orbiter (LRO) employs many advanced innovations developed at NASA’s Goddard Space Flight Center and in collaboration with other organizations. The applications and benefits for these technologies are advantageous for many...

Briefs : Information Technology
Method and Apparatus for Generating Flight-Optimizing Trajectories

NASA’s Langley Research Center is developing Traffic Aware Strategic Aircrew Requests (TASAR). TASAR features a cockpit automation system that monitors for potential flight trajectory improvements and displays them to the pilot. These wind-optimized flight trajectory changes...

Briefs : Information Technology
Systems, Methods, and Apparatus for Developing and Maintaining Evolving Systems with Software Product Lines

Physical manufacturers have been taking advantage of mass manufacturing ideas for a long time, increasing their productivity, cutting their costs, and ensuring the quality and uniformity of their products. Now, this idea is being applied...

Briefs : Software
Team Electronic Gameplay Combining Different Means of Control

NASA’s Langley Research Center has developed a technology at the forefront of a new generation of computer and video game environments that trains valuable mental skills, beyond eye-hand coordination, for the personal improvement, not just the diversion, of the user.

Briefs : Information Technology
The K Development Language

Graphical modeling tools have gained popularity within engineering communities, but such languages are known to suffer from lack of semantics and mathematical rigor. By supporting a graphical language with a textual language, and mapping graphical models to the textual language, one ensures proper unique semantics of...

Briefs : Software
Mission Assurance Systems (MAS) Software Used for Engineering Data Sets Across NASA

In the 2006 timeframe NASA’s Constellation Program was looking to address several issues with the way Problem Reporting data had been collected for the Shuttle Program including multiple systems across groups and centers (20+ for Shuttle), inconsistent schemas...

Briefs : Software
MATTC Method for Efficient Prediction of Boundary Layer Transition

The objective of the current innovation was to develop a simple but accurate method for predicting boundary layer transition that would include the growth characteristics of laminar boundary layer disturbances while requiring only the pressure distribution over an aerodynamic...

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