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Briefs Materials
Characterization of High-Temperature Polymer Thin Films for Power Conditioning Capacitors
Wide bandgap semiconductors (e.g., silicon carbide) will enable operation of military systems at temperatures above 150 °C, which eases thermal...
Briefs Materials
RF Polymer Composites for Electromagnetic Systems
Design of polymer composites with specific engineered electromagnetic properties are of use in a variety of physical electromagnetic systems above 100 MHz. In physical electromagnetic systems such as GPS, radomes, WiFi, etc., proper choice of the material can be transformative in that it can...
Briefs Materials
Modeling Defects in Transparent Ceramics to Improve Military Armor
The dominant materials solution used for ballistic transparency protection of armored tactical platforms in commercial and military applications is low-cost glass backed by...
Briefs Materials
Validation of Hazardous Air Pollutant (HAP)-Free Torque Seal Inspection Lacquer
The Army uses numerous adhesives and sealants, among other coating materials, that contain significant amounts of hazardous air pollutants (HAPs). This work...
Briefs Electronics & Computers
Wireless Network Cocast: Location-Aware Cooperative Communications with Linear Network Coding
In wireless networks, reducing aggregate transmit power and having even power distribution increase the network lifetime. The conventional direct transmission (DTX) scheme results in high aggregate transmit power and uneven power distribution. In...
Briefs Electronics & Computers
High Assurance Virtualization Engine (HAVEN)
Virtualization technology has been around since the late 1960s. Initially, it was conceived to maximize utilization of expensive hardware by running multiple instances of an operating system (OS)...
Briefs Electronics & Computers
Memory-Based, Structured, Application-Specific Integrated Circuit (ASIC)
For air, space, and ground-based systems, there is a clear need for high-performance, lightweight, low-power, highly reliable computing on data-intensive applications....
Briefs Photonics/Optics
Solid-State, High-Energy Lasers Based on Rare-Earth Doped Gallium Nitride
Laser-based directed-energy weapons (DEW) are important components for future Army missile defense systems. The diode-pumped, rare-earth (RE)-doped, solid-state laser is a very promising path towards achieving a DEW-sufficient level of average power from a reasonably...
Briefs Photonics/Optics
Analysis of Analog Photonic Links Employing Multiple-Channel (Arrayed) Receivers
Analog optical links are finding increased application in commercial and military systems ranging from radio-over-fiber applications, antenna remoting, and...
Briefs Photonics/Optics
Photonic Recirculating Delay Line for Analog-to-Digital Conversion
Aconventional analog fiber-optic link can be augmented with a recirculating optical delay loop so as to realize an optically assisted analogto- digital converter (ADC) that...
Briefs Photonics/Optics
Design and Development of a Package for a Diluted Waveguide Electro-Absorption Modulator
Externally coupled electroabsorption modulators (EAMs) are commonly used in order to transmit RF signals on optical fibers. Recently, an alternative...
Briefs Mechanical & Fluid Systems
Developing Fleets of Autonomous Underwater Vehicles
Autonomous underwater vehicles (AUVs) have a demonstrated capability to collect valuable data for scientific and military purposes. Historically, individual vehicles have been used. To reduce the overall time and cost of acquiring data over large areas, multiple vehicles must be used. A fleet...
Briefs Mechanical & Fluid Systems
Stability Analysis of Distributed Engine Control Systems
Full Authority Digital Engine Control (FADEC), based on a centralized architecture framework, is being widely used for gas turbine engine control. However, current FADEC is not able to...
Briefs Information Technology
Optimized Robust Adaptive Networks in Supervisory Control and Data Acquisition Systems
The Electric Power and Communica - tion Synchronizing Simulator (EPOCHS) system could provide great benefits to private industry and Department of Defense (DoD) power systems infrastructure by allowing simultaneous, synchronous simulation of communication and...
Briefs Information Technology
Evolvable Approaches to Software Verification and Validation
Research was conducted to integrate and advance current techniques in compilers, hardware architectures, and security to develop novel techniques to protect against physical attacks on encrypted embedded systems. The innovation in the approach was in exploiting the power of integrated...
Articles Test & Measurement
Fiber Interferometry for Testing Military Avionics
Fiber-optic networks have benefited from nearly 20 years of continuous expansion (notwithstanding the brief, yet surprisingly quiet period from 2002 to 2005). For terrestrial networking,...
Articles Aerospace
Evaluating the FPGA Selection Process in Military System Design
As technologies such as digital signal processors (DSPs), field programmable gate arrays (FPGAs), and general-purpose processors (GPPs) advance, product and feature...
Tech Transfer Reports Photonics/Optics
Commercial Spinoffs from Military R&D Programs
A near-infrared (NIR) detector with single-photon sensitivity can be used to improve many applications, from better eye-safe lasers to speeding up tomorrow’s optical computers.
Products Data Acquisition
Mobile Data Acquisition Recorder
LMS International (Troy, MI) has introduced the SCADAS Durability Recorder designed for rugged data acquisition in extreme conditions. It is resistant to water, dust, dirt, shock, vibration, and jolts, and...
Products Electronics & Computers
Embedded Computer
Diamond Systems Corp. (Mountain View, CA) has introduced Pluto, a compact board-level embedded computer based on the Intel Atom processor and featuring modular PC/104-Plus expansion. The PLT-N270-1G is the first in a series...
Products Electronics & Computers
Rugged Keyboard
Advanced Input Systems (Coeur d’Alene, ID) offers the Grizzly Xtreme rugged keyboard for harsh environments. It is suited for use with gloved hands and light-pressure typing, and consists of an elastomer keypad encased in...
Products Electronics & Computers
Radiation-Hardened ASICs
Aeroflex (Colorado Springs, CO) offers the UT130nHBD digital application-specific integrated circuits (ASICs) that are radiationhardened from 100 krad to 300 krad(Si) total ionizing dose (TID), with up to 15,000,000...
Products Electronics & Computers
Power Film Resistors
The MPM20 Metal Tab TO-220 power film resistors from Caddock Electronics (Roseburg, OR) feature a standard lead finish of solderable thin gold for applications that require pure tin-free components. A non-inductive...
Products Electronics & Computers
Hermetically Sealed Circuit Boards
Douglas Electrical Components (Randolph, NJ) hermetically seals circuit boards, including flex, rigid, and hybrid circuits for high-volume applications with space or weight constraints such as military and...
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