Keyword: Hardware

Briefs: Electronics & Computers
Ionospheric Delay Compensation Using a Scale Factor Based on an Altitude of a Receiver

GPS receivers must compensate for the delay a GPS signal experiences as it passes through the ionosphere in order to accurately determine the position of the receiver. Receivers limited to terrestrial operation may utilize the Klobuchar parameters transmitted...

Briefs: Physical Sciences
Advanced P-Band Spaceborne Radar System

Low-cost, flexible spaceborne radar architectures are needed to provide critical data for Earth and science applications. An instrument concept was developed for an advanced spaceborne radar system that can measure terrestrial biomass (woody mass per unit area), ecosystem structure (height and density),...

Briefs: Test & Measurement
Measurement of Cryogenic Fluid Level with Laser Propagation and Surface Floor Reflection

The risks associated with introducing new hardware and methods into an operational environment have in part prohibited cryogen level measurement technology from advancing. In prior art, measurements have been made with invasive probes immersed in the...

Briefs: Mechanical & Fluid Systems
Fluid Disconnect Cooling Technique

The purpose of this innovation is to simulate the space temperature environment onto a fluid disconnect. This environment is to be maintained for a long period of time (48 hours) at a controlled temperature [6 ±2 °F(≈–14.4 ±1.1 °C)] to determine if temperature is causing leakage through the...

Briefs: Mechanical & Fluid Systems
Evolutionary Mission Trajectory Generator

The Evolutionary Mission Trajectory Generator (EMTG) is a global trajectory optimization tool for designing interplanetary missions that perform multiple flybys and either low-thrust or high-thrust propulsive maneuvers on the way to destinations in the solar system. Some targets, such as Mars and Venus,...

Briefs: Physical Sciences
Quantification of Trace Chemicals Using the Vehicle Cabin Atmosphere Monitor

A software program analyzes data measured by the Vehicle Cabin Atmosphere Monitor (VCAM) and quantifies the concentrations of trace chemicals detected by VCAM. The software contains a unique way to quantify the signal measured by VCAM, to establish the concentration...

Briefs: Electronics & Computers
Dynamic Range Enhancement of High-Speed Data Acquisition Systems

The innovation is a technique to overcome hardware limitations of common high-speed data acquisition systems in order to be able to measure electronic signals with high dynamic range, wide bandwidth, and high frequency.

Briefs: Physical Sciences
Method and Apparatus for Determining Propellant Mass in Microgravity by Capacitance Measurements

Propellant mass gauging in microgravity has posed a challenge for decades. Various methods have been applied, including ultrasonic, capacitance probes, point level sensors, thermal detectors (thermistors, thermocouples, etc.), Michelson...

Briefs: Information Technology
Slot-Sampled Optical PPM Demodulation

In order to demodulate an optical PPM signal, the receiver must align its slot clock to that of the received waveform to count the number of arrivals within each slot. The large bandwidth expansion factor of PPM, M/log2(M) requires a prohibitively large sample rate when a fixed sample clock N...

Briefs: Electronics & Computers

A flexible Telemetry Decoder Core (TDC) has been designed to decode Consultative Committee for Space Data Systems (CCSDS) encoded telemetry data. The TDC can be used to eliminate costly ground support...

Briefs: Mechanical & Fluid Systems
Dexterous Humanoid Robot

A humanoid robot has been created that includes a torso, a pair of arms, a neck, and a head. The torso extends along a primary axis and presents a pair of shoulders. The pair of arms movably extends from the shoulders. Each of the arms is fully jointed. The neck movably extends from the torso along the primary axis, and...

Briefs: Test & Measurement
Processing COSMIC/FORMOSAT-3 Data for Slant Total Electron Content Measurements

The COSMIC (Constellation Observing System for Meteorology, Ionosphere, and Climate) mission has GPS (Global Positioning System) radio occultation dual-band receivers onboard. The received signals slice through the ionosphere, layer by layer, in much the same way as...

Briefs: Test & Measurement
Application of a Physics-Based Stabilization Criterion to Flight System Thermal Testing

This innovation consists of a procedure and set of equations that allows thermal balance steady-state temperatures to be predicted hours before the balance is reached based on current temperature and rate-of-change measurements. This will allow tests to run...

Application Briefs: Photonics/Optics

With the proliferation of smart vision (SV) cameras and platforms it is understandable that automation engineers begin to define vision technology capabilities based on the performance and features of these popular and...

Application Briefs: Motion Control

Pfankuch Machinery, based in Ahrensburg, Germany, is a leading manufacturer of friction feeder systems for inserting leaflets and products into sales packaging. An embedded smart servo...

Briefs: Physical Sciences

The current radio infrastructure for firefighters provides voice communications, but does not support data transfer capability for continuous monitoring of...

Briefs: Electronics & Computers
Sub-Nanosecond, Compact, Low-Power Time-Interval Measurement

This innovation is a sub-nanosecond time-interval measurement that is compact and inexpensive, implemented in a field-programmable gate array (FPGA). Currently, high-speed count ers or semi-custom or custom ASICs (application specific integrated circuits) are used for time-interval...

Briefs: Mechanical & Fluid Systems
Porous Media Jacket for Use in Regeneratively Cooled Rocket Engines

A paper describes a method for regeneratively cooling worst-case gas-phase thrusters using porous media integrated into a regenerative cooling jacket. The enhanced surface area in the jacket compensates for the much lower effective heat transfer coefficients of gases as compared...

Application Briefs: Electronics & Computers

PESA has announced the completion of a video routing system upgrade to NASA’s Mission Control Center (MCC) at the agency’s Johnson Space Center (JSC) in Houston. Lockheed Martin, a...

Briefs: Robotics, Automation & Control

A metallic sleeve provides protection and guidance for the actuating lanyard pull of a parachute system reefing line cutter. This device ensures that the reefing line cutter is not damaged...

Application Briefs: Imaging

Robomotive and other humanoid robots equipped with 3D vision sensors are playing an increasing role in industrial automation, including in smaller binpicking set-ups where parts are...

Briefs: Electronics & Computers

During the past two decades, large, high-density, high-input/output (I/O) electronic interconnect SMT (surface mount technology) packages such as ceramic...

Briefs: Test & Measurement
JWST Integrated Simulation and Test (JIST) Core

The James Webb Space Telescope (JWST) Integrated Simulation and Test (JIST) environment is a software-only system simulator that provides an environment to exercise JWST flight software subsystems and interfaces. JIST is capable of executing the unmodified flight software binaries in an operational...

Briefs: Test & Measurement
JWST IV&V Simulation and Test (JIST) Solid State Recorder (SSR) Simulator

As described in “JWST Integrated Simulation and Test (JIST) Core” (GSC-16739-1) on page 25, the JIST system is a software-based simulator that uses the James Webb Space Telescope (JWST) operational ground system, ground system command/telemetry databases, simulated...

Briefs: Test & Measurement
Automation in Display Testing

Display devices play a vital role as the man-machine interface in most embedded domains. Display systems provide information regarding the health of safety-critical subsystems and the general status of the machine. Accuracy and precision of the information displayed is a key factor in proper machine operation....

Briefs: Manufacturing & Prototyping
Development of a Precision Thermal Doubler for Deep Space

Thermal requirements and a need for a very flat mechanical interface led to the development of a copper doubler for the titanium vault on the Juno Spacecraft. The vault is designed to contain the science instruments on the spacecraft, protecting them from damage due to the extreme...

Briefs: Manufacturing & Prototyping
Methodology of Evaluating Margins of Safety in Critical Brazed Joints

This methodology provides a guide consisting of design, testing, and structural analysis steps developed to assure positive strength margins of safety (MS) in critical brazed joints used for assembly of flight and non-flight structures.

Briefs: Electronics & Computers
Sensor for Spatial Detection of Single- Event Effects in Semiconductor-Based Electronics

Ionizing radiation has a detrimental effect on digital electronics that need to operate in extraterrestrial environments. As space missions become longer and more complex, there is a need for flight computers that can withstand harsh radiation environments...

Briefs: Information Technology
Fuzzy Neuron: Method and Hardware Realization

Simple and effective learning functions and adaptive elements can be placed into small hardware systems to include instruments for space, bioimplantable devices, and stochastic observers.