Electronics & Software

Here are innovative solutions for your biggest challenges in Electronics and Software - Power Supplies and Management, Board-Level Electronics, Components and Batteries. You’ll find applications essential to military, aviation, medical and automotive design engineering.

Products : Energy
Solar Mini-Inverter

CyboEnergy (Rancho Cordova, CA) offers CyboInverter, a solar power mini-inverter. The mini-inverter has four input channels and four pairs of DC wires with standard MC-4 connectors that can connect to four solar panels. A number of CyboInverters can daisy chain with the AC input and output cables and connectors.

Briefs : Information Technology
Collaborative Clustering for Sensor Networks

Traditionally, nodes in a sensor network simply collect data and then pass it on to a centralized node that archives, distributes, and possibly analyzes the data. However, analysis at the individual nodes could enable faster detection of anomalies or other interesting events, as well as faster...

Briefs : Information Technology
Automated Verification of Spatial Resolution in Remotely Sensed Imagery

Image spatial resolution characteristics can vary widely among sources. In the case of aerial-based imaging systems, the image spatial resolution characteristics can even vary between acquisitions. In these systems, aircraft altitude, speed, and sensor look angle all affect...

Briefs : Information Technology
Generic, Extensible, Configurable Push-Pull Framework for Large-Scale Science Missions

The push-pull framework was developed in hopes that an infrastructure would be created that could literally connect to any given remote site, and (given a set of restrictions) download files from that remote site based on those restrictions.

Briefs : Information Technology
Space-Time Localization of Plasma Turbulence Using Multiple Spacecraft Radio Links

Space weather is described as the variability of solar wind plasma that can disturb satellites and systems and affect human space exploration. Accurate prediction requires information of the heliosphere inside the orbit of the Earth. However, for predictions using...

Briefs : Information Technology
Dynamic Loads Generation for Multi-Point Vibration Excitation Problems

A random-force method has been developed to predict dynamic loads produced by rocket-engine random vibrations for new rocket-engine designs. The method develops random forces at multiple excitation points based on random vibration environments scaled from accelerometer data...

Briefs : Information Technology
Optimal Control Via Self-Generated Stochasticity

The problem of global maxima of functionals has been examined. Mathematical roots of local maxima are the same as those for a much simpler problem of finding global maximum of a multi-dimensional function. The second problem is instability — even if an optimal trajectory is found, there is no...

Briefs : Information Technology
Surface Contact Model for Comets and Asteroids

A contact force model was developed for use in touch and go (TAG) surface sampling simulations on small celestial bodies such as comets and asteroids. In TAG scenarios, a spacecraft descending toward the surface of a small body comes into contact with the surface for a short duration of time,...

Briefs : Information Technology
SpaceCube Demonstration Platform

A document discusses how the HST SM4 SpaceCube flight spare was modified to create an experiment called the SpaceCube Demonstration Platform (SC DP) for use on the MISSE7 Space Station payload (in collaboration with NRL). It is designed to serve as an on-orbit platform for demonstrating advanced fault tolerance...

Briefs : Electronics & Computers
High-Efficiency Ka-Band Waveguide Two-Way Asymmetric Power Combiner

NASA is planning a number of Space Exploration, Earth Observation and Space Science missions where Ka-band solid-state power amplifiers (SSPAs) could have a role. Monolithic microwave integrated circuit (MMIC) based SSPAs with output powers on the order of 10 W at Ka-band...

Briefs : Electronics & Computers
10–100 Gbps Offload NIC for WAN, NLR, and Grid Computing

An extremely fast offload engine system has been developed that operates at 60 Gigabits per second (Gbps), and has scalability to 100 Gbps full-duplex (f-d). This system is based on unique coding and architecture derived from splintered UDP (User Datagram Protocol) offload technology,...

Application Briefs : Electronics & Computers
Network Connectivity Enables Climate Research
Summit® X650 40-GbEswitch
Extreme Networks
Santa Clara, CA

Some of the largest data sets in existence are related to weather research, and that data is used throughout the world. The ability to rapidly share data across faster networks...

Articles : Sensors/Data Acquisition
Protecting Signal Integrity in Industrial Environments

Data communications in industrial environments can present special problems. Lines must be run over long distances, often ranging from thousands of feet to several miles, indoors and outdoors, from the field to the control room, and from building to building. These data communication systems...

Briefs : Medical
Brain Sensing Technology Provides Real-Time Diagnosis

Every 21 seconds, someone suffers a serious brain injury, including stroke, trauma, or concussion. Until now, there has been no way to quickly and reliably diagnose these calamities.

Briefs : Software
Flight Planning in the Cloud

This new interface will enable Principal Investigators (PIs), as well as UAVSAR (Uninhabited Aerial Vehicle Synthetic Aperture Radar) members to do their own flight planning and time estimation without having to request flight lines through the science coordinator. It uses an all-in-one Google Maps interface, a JPL...

Briefs : Software
MPS Editor

Previously, it was time-consuming to hand-edit data and then set up simulation runs to find the effect and impact of the input data on a spacecraft. MPS Editor provides the user the capability to create/edit/update models and sequences, and immediately try them out using what appears to the user as one piece of software. MPS Editor...

Briefs : Software
Object-Oriented Multidisciplinary Design, Analysis, and Optimization Tool

An Object-Oriented Optimization (O3) tool was developed that leverages existing tools and practices, and allows the easy integration and adoption of new state-of-the-art software. At the heart of the O3 tool is the Central Executive Module (CEM),...

Application Briefs : Software
Modeling Design Software Gets the International Space Station Moving
Creo Direct v17 modeling design software
PTC Corp.
Needham, MA

There are several robotic arms on the International Space Station (ISS), but the two that NASA Johnson Space Center (JSC) robotics analysts deal with the most...

Briefs : Semiconductors & ICs
MOSFET Switching Circuit Protects Shape Memory Alloy Actuators

A small-footprint, full surface-mount-component printed circuit board employs MOSFET (metal-oxide-semi-conductor field-effect transistor) power switches to switch high currents from any input power supply from 3 to 30 V.

Briefs : Semiconductors & ICs
Optimized FPGA Implementation of Multi-Rate FIR Filters Through Thread Decomposition

Multi-rate finite impulse response (MRFIR) filters are among the essential signal-processing components in space-borne instruments where finite impulse response filters are often used to minimize nonlinear group delay and finite-precision effects. Cascaded...

Briefs : Semiconductors & ICs
Circuit for Communication Over Power Lines

Many distributed systems share common sensors and instruments along with a common power line supplying current to the system. A communication technique and circuit has been developed that allows for the simple inclusion of an instrument, sensor, or actuator node within any system containing a common...

News : Electronics & Computers
Virginia Tech Wins EcoCAR Competition

A team of students from Virginia Tech University won EcoCAR: The NeXt Challenge after designing and building an extended-range electric vehicle (EREV) using E85 (ethanol). Virginia Tech competed against 15 other universities to take home the top prize of the three-year competition.

News : Energy
New Hope for Hydrogen Energy

Chemistry researchers at the University of Adelaide, Australia are exploring how metal nanoparticles act as highly efficient catalysts in using solar radiation to split water into hydrogen and oxygen.

News : Energy
Capturing and Using Waste Heat from Cars, Factories, and Power Plants

New technology is being developed at Oregon State University to capture and use the low-to-medium grade waste heat from automobiles, diesel generators, or factories and...

Products : Lighting
Driver Powers 32 Strings of LEDs

iWatt (Los Gatos, CA) introduces the iW7032 LED backlight driver to power up to 32 parallel strings of LEDs for high-performance direct and segment-edge LED TV backlighting. iWatt’s adaptive switching technology solves the thermal problems of driving multiple parallel strings of LEDs, where a significant amount...

News : Energy
Neutron Analysis Explains Dynamics Behind Thermoelectric Materials

Neutron analysis of the atomic dynamics behind thermal conductivity is helping scientists at the Department of Energy's Oak Ridge National Laboratory (ORNL) gain a deeper...

News : Energy
Geothermal Technology Sequesters Carbon Dioxide Underground

University of Minnesota researchers have developed an innovative approach to tapping heat beneath the Earth’s surface. The method is expected to not only produce renewable electricity far more efficiently than conventional geothermal systems, but also help reduce atmospheric carbon...

News : Energy
Read the June Issue of Solar & Wind Power

The latest issue of Solar & Wind Power has more new feature articles, application stories, tech briefs, videos, products, and research news - all on the latest advances in renewable energy.

Briefs : Energy
Wind Power Plant Short-Circuit Current Contribution for Different Fault and Wind Turbine Topologies

An important aspect of wind power plant impact studies is to evaluate the short-circuit current (SCC) contribution of the plant into the transmission network under various fault conditions such as single, two, and three-phase faults in different...

News : Energy
'Create the Future' - Sustainably

There are only 10 days left to enter the 2011 "Create the Future" Design Contest, sponsored by COMSOL, Creo - a PTC product, and Tech Briefs Media Group. The contest will award a Grand Prize of $20,000 USD for outstanding innovation in product design.

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