Keyword: Electronics & Computers

Information Technology

INSIDER: Manufacturing & Prototyping

Researchers from Korea Advanced Institute of Science and Technology (KAIST) fabricated brain-inspired highly scalable neuromorphic hardware by co-integrating single transistor neurons...

Briefs: Imaging
Apps could take up less space on a smartphone and apps could download instantly.
Facility Focus: Software
In recent decades, NSF-funded researchers have discovered quite a bit, including many of the fundamental particles of matter.
INSIDER: Electronics & Computers

A novel system developed by MIT researchers automatically “learns” how to schedule data-processing operations across thousands of servers — a task...

News: Information Technology
What’s New on Tech Briefs: Can You Answer Our Readers’ Big Questions?

New web-exclusive stories this month highlight soft robots, bio-printing successes, and opportunities to answer readers' questions.

Briefs: Information Technology
High-Performance Fault-Tolerant xEmbedded Computing (HPFEC) Benchmark Suite

This work arises out of the Next Generation Space Processor (NGSP) project, a collaborative effort among several NASA centers and the Air Force Research Laboratory. The goal of NGSP is to develop the next generation of radiation-hardened, fault-tolerant,...

Briefs: Software
JPF-NAS Extension of Java Pathfinder

Java PathFinder (JPF) version 7 provides basic support for verifying the distributed Java applications. It can receive a distributed Java application as input that is perceived as multiple Java processes. However, JPF does account for communication between processes of the distributed application, and it thus...

Briefs: Information Technology
Institutional Budgeting Tool (IBT)

The Jet Propulsion Laboratory's Institutional Budgeting Tool (IBT) was designed and developed to meet the needs of JPL's budget planners, numbering 1,600, who required a robust and state-of-the-art budgeting application. JPL's budgeting process had been constrained by legacy tools that presented usability and...

Briefs: Information Technology
Tubes Standards-Compliant C Header Library

Due to limitations imposed by transistor physics as device geometries continue to get finer and finer, the time when each new generation of processors was clocked faster than its predecessors is largely over. Nevertheless, as individual processor cores get smaller, chip manufacturers have turned instead...

Briefs: Information Technology
Techniques for Conducting Effective Concept Design and Design-to-Cost Trade Studies

Concept design plays a central role in project success for space missions, as the product of concept design effectively locks in the majority of system lifecycle cost. It involves a concurrent investigation of requirements and multiple mission...

Briefs: Information Technology
HyDE Model-Based Diagnosis Engine for Stochastic Hybrid Systems

Model-based diagnosis deals with the problem of diagnosing faults in systems using a model of the system for guidance. This problem is complicated by the presence of hybrid dynamics in the system (continuous evolution of the system interspersed with discrete events like commands to...

Briefs: Information Technology
Lunar Thin Section Particle Identification and Analysis Algorithm

Particle shape is a very important property in many fields of research, and with many practical, diverse, and commercially important applications including pharmaceuticals, civil engineering, metallurgy, health, and food processing. Many of the methods used to evaluate the shapes...

Briefs: Information Technology
Libibvpp

Libibvpp provides a C++ wrapper API to the libibverbs library. Libibverbs is the OpenIB library that provides the Verbs API for programming Infiniband hardware. It is written in C and provides a C API. Because the API is in C, it is up to the library user to do explicit resource management for the objects created through the API.

Briefs: Information Technology
Analytical Methodology to Predict the Radiometric Emissivity of a Parabolic Mesh Reflector

The demands for high-sensitivity and high-resolution radiometry have recently led the science community to examine the use of large deployable mesh reflectors, which have heretofore only been used in telecommunications applications.

Briefs: Information Technology
Detection and Characterization of Recurring Slope Lineae

Recurring Slope Lineae (RSL) are low-albedo features that appear and disappear seasonally on Martian slopes. They provide distinct surface markers that are thought to result from the activity of subsurface water. Reliable characterizations of RSL activity are needed to test this...

Briefs: Information Technology
Streams: A Hyper-Responsive Telemetry Interaction Tool on the Web

JPL Operations Engineers (Operators) need to interact with their telemetry to assess the health of and successfully operate a spacecraft or rover. Operators must analyze the immediate data for health and understand the current state of these complex systems, but they also must be...

Briefs: Information Technology
Auto-Coding Flight Software Hybrid Controllers Synthesized from Formal Specifications

The technique of synthesizing state-machine-based hybrid controller flight software (FSW) from formal specifications is demonstrated utilizing two simple controller examples (i.e. a simple thermostat and a simple autonomous vehicle). Formal requirements for...

Briefs: Information Technology
Active Learning System for iPTF Candidate Classification

The Intermediate Palomar Transient Factory (iPTF) is a visible-spectrum astronomy survey aimed at detecting “transient” events such as supernovae. Every night, a telescope at the Palomar observatory collects images of various regions of the sky and compares them to a set of reference...

Briefs: Information Technology
Cobra: an Extendable Tool for Interactive Code Analysis

Source code analysis typically requires the use of expensive and difficult-to-configure tools that support only a predefined set of standard checks. In some cases, it is possible to add customized checks, but doing so can be laborious and requires a deep understanding of each tool’s...

Briefs: Information Technology
Common Workflow Service: A Standards-Based Process Management System

As mission operations grow in scale and complexity, there is a prevailing need for automating operational processes to increase efficiency, mitigate risks, and reduce operational costs. The need for automating operational processes has produced a few disparate automation...

Briefs: Software
NEQAIR v14.x Non-Equilibrium Radiative Transport and Spectra Program

There is a need to calculate the radiative heating rate at the surface of a vehicle entering any atmosphere, (e.g., Earth, Saturn, Titan, Mars, Venus etc). NEQAIR simulates the actual chemical and physical actions and reactions of the gaseous species in high-temperature shock...

Briefs: Software
Systems Engineering Education and Development (SEED) Web Application

This application serves as Web-based management of the Systems Engi - neering Education and Development (SEED) program, and enables the SEED Program Manager to track and manage the applications and assignments. In the past, the handling of the applications and assignments was...

Briefs: Information Technology
Hammer 1.0

Many software applications have scripting needs including those based on the Goddard Mission Services Evolution Center (GMSEC) framework. In GMSEC, a user may want to automate the actions to take when a sequence of events occurs. Ideally, the scripting solution should allow the use of a familiar programming language and avoid...

Briefs: Software
Extended Testability Analysis (ETA) Tool V8.0

An assessment of a system’s safety requirements is required early in the design process when cost and time impacts are minimal. These requirements include fault detection, failure isolation, and failure recovery. Systems engineering groups at NASA have been exploring model-based products to better...

Briefs: Information Technology
Python Interface to T-Matrix Scattering Computations (PyTMatrix)

PyTMatrix is a Python interface to a T-matrix numerical scattering computation code originally developed at NASA GISS (Goddard Institute for Space Studies). It integrates into the NumPy/SciPy scientific framework. The software provides streamlined access to numerical T-matrix...

Articles: Sensors/Data Acquisition

Network-connected devices provide many opportunities to improve and enrich people’s lives, but the “Internet of Things” has a range of definitions. A consumer’s experience with the “IoT” may be...

Briefs: Electronics & Computers
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: Software
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: Software
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...