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Products: Electronics & Computers
Mezzanine Card Based on Altera FPGAs
BittWare (Concord, NH) has released the GX-AMC (GXAM) FPGA-only board based on Altera Corporation's high-density field-programmable gate arrays (FPGAs). The Advanced Mezzanine Card (AdvancedMC) uses the Altera Stratix II GX FPGA for development and deployment of systems such as wireless infrastructure.
Products: Electronics & Computers
Fairchild Semiconductor (South Portland, ME) offers the FSUSB30, a low-power, two-port, high-speed USB 2.0 switch that augments board real estate and downloading performances. The unit combines >720 MHz bandwidth (needed to...
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Products: Electronics & Computers
Elma Electronic, Inc. (Freemont, CA) has released the Type 39 2U EasyPlug CompactPCI enclosures. The Type 39c HA line features 9U cPCI backplanes that include pluggable 47-pin connectors for hot-swapping power supplies....
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Products: Electronics & Computers
Gbps channel Fibre Channel (FC) PMC card designed for high-bandwidth data communications and storage applications. The card supports both SCSI Fibre Channel Protocol (FCP) and Internet Protocol (IP), including both File...
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Products: Electronics & Computers
Trenton Technology (Atlanta, GA) offers the MCX/MCG system host boards with dual multi-core processors in numerous configurations for demanding computing applications. MCX-series boards are...
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Briefs: Electronics & Computers
Scanning terahertz heterodyne imaging systems are now at an early stage of development. They were recently conceived as means of probing biological specimens and samples of materials to obtain...
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Briefs: Electronics & Computers
A timing system comprising an electronic master clock and a subsystem for distributing time signals from the master clock to end users is undergoing development to satisfy anticipated timing...
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Briefs: Electronics & Computers
The figure is a simplified diagram of an apparatus, now undergoing development, for range imaging based on measurement of the round-trip phase delay of a pulsed laser beam. Variants of this...
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Briefs: Electronics & Computers
A bar-code system (see figure) has been assembled for a microbiological laboratory that must examine a large number of samples. The system includes a commercial bar-code reader, computer hardware...
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Briefs: Semiconductors & ICs
A radial probe transition between a monolithic microwave integrated circuit (MMIC) and a waveguide has been designed for operation at frequency of 340 GHz and to be fabricated as part of...
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Briefs: Semiconductors & ICs
The first solid-state amplifier capable of producing gain at a frequency >215 GHz has been demonstrated. This amplifier is an intermediate product of a continuing effort to develop amplifiers...
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Briefs: Software
Better Finite-Element Analysis of Composite Shell Structures
A computer program implements a finite-element-based method of predicting the deformations of thin aerospace structures made of isotropic materials or anisotropic fiber-reinforced composite materials. The technique and corresponding software are applicable to thin shell structures in...
Briefs: Software
Computing Spacecraft-Pointing Vectors for Limb Tracking
LMBTRK is a computer program that is used together with two software libraries known as ERHAND and HYBRRD to generate spacecraft-pointing vectors for limb-tracking maneuvers needed for experiments on propagation of radio signals through planetary atmospheres. LMBTRK determines, as a function...
Briefs: Software
Enhanced Master Controller Unit Tester
The Enhanced Master Controller Unit Tester (EMUT) software is a tool for development and testing of software for a master controller (MC) flight computer. The primary function of the EMUT software is to simulate interfaces between the MC computer and external analog and digital circuitry (including other...
Briefs: Software
Rover Graphical Simulator
Rover Graphical Simulator (RGS) is a package of software that generates images of the motion of a wheeled robotic exploratory vehicle (rover) across terrain that includes obstacles and regions of varying traversability. The simulated rover moves autonomously, utilizing reasoning and decision-making capabilities of a...
Briefs: Materials
Thermally sprayed dielectric ceramic coatings are the primary means of attaching strain and temperature gauges to hot-section rotating parts of turbine engines. As hot-section temperatures...
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Briefs: Materials
In experiments conducted as part of a continuing effort to incorporate multifunctionality into advanced composite materials, blends of multi-walled carbon nanotubes and a resin denoted "PETI-330"...
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Briefs: Materials
The term "secondary polymer layered impregnated tile" ("SPLIT") denotes a type of ablative composite-material thermal- insulation tiles having engineered, spatially non-uniform...
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Briefs: Manufacturing & Prototyping
An automated apparatus has been designed and constructed that enables the automated lay-up of composite structures incorporating films, foils, and adhesives during the...
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Briefs: Materials
Radiation-Shielding Polymer/Soil Composites
It has been proposed to fabricate polymer/soil composites primarily from extraterrestrial resources, using relatively lowenergy processes, with the original intended application being that habitat structures constructed from such composites would have sufficient structural integrity and also provide...
Who's Who: Aerospace
Supersonic speed would allow travelers to cut significantly their travel time. However, because of the resulting sonic booms, the Federal Aviation Administration...
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Briefs: Physical Sciences
An improved statistical model has been developed to describe the chemical composition of an evaporating multicomponent- liquid drop and of the mixture of gases surrounding the drop. The...
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Briefs: Physical Sciences
An electrochemical method of disposal of hydrazines dissolved in water has been devised. The method is applicable to hydrazine (N2H4), to monomethyl hydrazine [also denoted by MMH or by its...
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Briefs: Physical Sciences
Resistively Heated SiC Nozzle for Generating Molecular Beams
An improved nozzle has been developed to replace nozzles used previously in an apparatus that generates a substantially unidirectional beam of molecules passing through a vacuum at speeds of several kilometers per second. The need to replace the previous nozzles arose from a complex set...
Briefs: Physical Sciences
A filter function has been derived as a means of optimally weighting the wavefront estimates obtained in image-based phase retrieval performed at multiple points distributed over the...
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Articles: Photonics/Optics
Like most mature industries, the automotive industry is highly competitive. Customers demand quality, security, and economy. Competition requires increasingly fast times to market for new...
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Application Briefs: Photonics/Optics
As warfare becomes more asymmetric, civilians and other non-combatants become a larger percentage of the casualties, along with unintended property damage. The military, of...
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Briefs: Photonics/Optics
An atom laser now undergoing development simultaneously generates two pulsed beams of correlated 87Rb atoms. (An atom laser is a source of atoms in beams characterized by coherent matter waves,...
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Briefs: Photonics/Optics
A rugged, tunable extended-cavity diode laser (ECDL) has been developed to satisfy stringent requirements for frequency stability, notably including low sensitivity to vibration. This laser is...
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