Keyword: Buses

Briefs: Materials

Researchers at NASA’s Glenn and Langley Research Centers have developed a groundbreaking bio-mimicking acoustic liner for quieting noisy environments. Conventional approaches have not been able to absorb...

Articles: Sensors/Data Acquisition

Sensor networks are the backbone of the Internet of Things (IoT) and Industry 4.0. They provide the data that drives automated systems: both feedback for control loops and status information for all of the...

Briefs: Energy

Servo control systems require accurate control of motion parameters such as acceleration, velocity, and position. This requires a controller that can apply current (torque) to...

Briefs: Electronics & Computers
Device for and Method of Computer Intrusion Anticipation, Detection, and Remediation

Initially, relatively powerful computers were constructed as unique mainframes operated by larger corporations on isolated networks. Then, computers with modest amounts of computing power were made available to individuals as standalone personal computers. The...

Articles: Motion Control

There is always a need to increase production in automation applications. Sometimes achieving improvements requires breaking the process down to its fundamental basics....

Briefs: Test & Measurement

A key goal of NASA’s aeronautics research is to help the aircraft industry transition to low-carbon propulsion. Many potential power architectures for electric...

Application Briefs: Aerospace
Beckhoff Automation
Savage, MN
952-890-0000
www.beckhoffautomation.com

Large NASA production facilities, such as the Michoud Assembly...

Briefs: Electronics & Computers

The International Space Station (ISS) uses a fiber optic High Rate Data Link (HRDL) standard for transferring data. ISS experiments, however, may prefer an Ethernet interface. This design allows ISS...

Briefs: Electronics & Computers
Image Capture to Stereo Correlation in an FPGA

In this work, there were four independent vision modules implemented in an FPGA: a CameraLink camera interface, rectification, bilateral filtering, and stereo disparity correlation. Each module was originally designed to run from end to end, not in a pipeline with the other modules. This limited...

Briefs: Electronics & Computers
Integrated Solar Array Power Management System

When solar cells are electrically connected to form solar arrays, they are organized into strings. Each string represents a specific number of cells connected in series to produce a specific voltage. The strings are then connected in parallel to add their currents to meet the array power...

Application Briefs: Aerospace
Geostationary (GEO) satellite
Space Systems/Loral (SSL)
Palo Alto, CA
650-852-4000
www.sslmda.com

NASA’s Jet Propulsion Laboratory (JPL) has chosen Space...

Articles: Robotics, Automation & Control

Energy savings are an extremely important topic in virtually every segment of industry today. In general, the largest consumer of power in a converting line or machine is the drive system. As...

Briefs: Electronics & Computers
Isolated Bidirectional DC Converters for Distributed Battery Energy Applications

Power systems are the core heartbeat of any advanced vehicle. Reliability and flexibility of these systems are of the highest priority. This innovation is a highly efficient and modular isolated bidirectional DC converter for battery energy applications that has...

Briefs: Test & Measurement
Optical Alignment of the Global Precipitation Measurement (GPM) Spacecraft

Theodolite autocollimation metrology continues to play an important part in spacecraft optical alignment. Spacecraft optical alignment is both art and science for using optical instruments to place or determine the orientation and envelope of critical components on...

Briefs: Electronics & Computers

A fiberoptic bus interconnect for spacecraft with multi-Gb/s data rate capacity is designed to provide seamless coordinated control and data exchange at typical intra-spacecraft distances. The...

Briefs: Robotics, Automation & Control
Morpheus Lander Vehicle Simulation/Vehicle Flight Software

The Morpheus simulation is a suite of software models that simulates the performance of a lander vehicle. The specific vehicle is a terrestrial lander used as a “vertical test bed” platform for developing technology, and proving hardware and software systems for use in space...

Articles: Test & Measurement

With advances in technology, ATE systems are becoming more widely used across a range of industries including manufacturing, avionics, aerospace, military, and defense. ATE systems are...

Application Briefs: Aerospace
DynoLAB™ data acquisition and control system
SAKOR Technologies
Okemos, MI
517-332-7256
www.sakor.com

SAKOR Technologies has supplied a test system to...

Briefs: Information Technology
Core Flight System (cFS) Software Bus Network Application Version 1.0

The Software Bus Network (SBN) is a plug-in component developed for the Core Flight System (cFS) framework that extends the core Flight Executive (cFE) Software Bus (SB) publish/subscribe messaging service across partitions, processes, processors, and networks. This extension...

Briefs: Automotive

Designing automotive electronics presents numerous technical challenges, including the need to protect against electrical hazards. The three major sources of electrical hazards...

Briefs: Software
Integrated and Automated Software Test Environment for JPL Software Defined Radio

Software has been developed that provides an integrated and automated test environment for the Space Telecommunications Radio System (STRS). This software package is Linux based and provides interactive and scripted control to test the JPL Software Defined Radio...

Briefs: Electronics & Computers
Multi-Gigabit-Rate Radiation Hard Bus

A concept was developed for a multi-gigabit-rate, radiation-hardened (RH) bus that would support open-system architecture and provide a cost-effective, high-speed interconnect. This concept is based on Advanced Science and Novel Technology Company’s SerDes system, which supports a variety of interfaces,...

Briefs: Electronics & Computers
Methods for Clock and Reset Synchronization in a CMOS Integrated Circuit

In high-integrity systems, a method of assuring integrity called a self-checking pair is employed. A self-checking pair is a logical grouping of two of the same devices performing the same operation and cross-checking each other to ensure correct operation. In this manner,...

Articles: Test & Measurement

Modern oscilloscopes come equipped with a host of different attributes, and many vendors tout their latest additions as “must have” features. With so many...

Articles: Software

Networking originated from the need to share information. Many of us accomplish such a thing on a daily basis through conversation. For example, think about the typical office framework: you work side-by-side...

Briefs: Mechanical & Fluid Systems
Ultra-Compact Transputer-Based Controller for High-Level, Multi-Axis Coordination

The design of machines that rely on arrays of servomotors such as robotic arms, orbital platforms, and combinations of both, imposes a heavy computational burden to coordinate their actions to perform coherent tasks. For example, the robotic equivalent of a person...

Articles: Imaging

Users of machine vision systems often have one common goal in mind: increasing system efficiency. Greater efficiency translates into high productivity. On the factory floor, higher speed...

Briefs: Electronics & Computers

Commonly, field-programmable gate arrays (FPGAs) being developed in cPCI embedded systems include the bus interface in the FPGA. This complicates the development because the interface is...

Briefs: Mechanical & Fluid Systems
A Reversible Thermally Driven Pump for Use in a Sub-Kelvin Magnetic Refrigerator

A document describes a continuous magnetic refrigerator that is suited for cooling astrophysics detectors. This refrigerator has the potential to provide efficient, continuous cooling to temperatures below 50 mK for detectors, and has the benefits over existing...