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Briefs

Information Technology

Development of Adaptive and Reflective Middleware

A report describes Phase II of the Adaptive and Reflective Middleware Systems (ARMS) program, which was focused on developing an adaptive and reflective network Quality-of-Service (QoS) infrastructure for the Total Ship Computing Environment (TSCE). Conceived for the next generation of Navy surface...

Briefs

Electronics & Computers

Interactive DataWall

The Interactive DataWall (IDW) is a computer-driven, high-definition display, large enough to be visible simultaneously to multiple observers, that presents information from multiple sources and exploits advanced techniques...

Briefs

Sensors/Data Acquisition

Photonic Analog-to-Digital Converters

Early steps have been taken toward the development of analog-to-digital converters (ADCs) that would incorporate photonic quantizers based on the technology of InP semiconductors. These photonic ADCs are...

Articles

Aerospace

Creating a Synthetic Virtual Instrument for Avionics Testing

The demand for fast evolution and increased flexibility of electronics systems in many different industries and applications has driven the trend for increasing software content of...

Articles

Defense

VPX: The Rugged Bus Architecture for Embedded Military Applications

For over two decades, the VMEbus has maintained its position as the open standard bus architecture of choice for defense and aerospace applications. While VME, a parallel bus,...

Briefs

Photonics/Optics

Adaptive Optoelectronic Eyes

Aprogram of research has built a technological foundation for further development of systems that could be characterized, variously, as "smart" cameras or adaptive optoelectronic eyes. A system according to this...

Briefs

Electronics & Computers

Assembly of Nanowire-Based Computing Systems

A program to develop ultra-dense integrated digital data-processing systems and circuits based on nanowires involves utilization of hybrid top-down and bottom-up assembly techniques to implement designs representative of a highly reliable defect- and fault-tolerant architecture. This program has included...

Briefs

Photonics/Optics

Fast Liquid-Crystal-on-Silicon Spatial Light Modulators

Stressed-liquid-crystal (SLC) light-modulating devices suitable for use as liquidcrystal- on-silicon (LCOS) spatial light modulators (SLMs) that could operate in nearand mid-infrared...

Briefs

Information Technology

Two-Processor Autopilot System for a UAV

A two-processor autopilot control system for an unmanned aerial vehicle (UAV) has been proposed and partly developed. Relative to prior such systems, this would be a lightweight, inexpensive autopilot...

Briefs

Information Technology

Automatic Abstraction of Information From Digitized Images

A research effort now underway addresses fundamental mathematical issues involved in a methodology of creating flexible machine vision systems that would be able to modify their...

Briefs

Mechanical & Fluid Systems

AFRL Proves Feasibility of Plasma Actuators

AFRL is laying the groundwork for the development of revolutionary hypersonic aerospace vehicles (see Figure 1). Accordingly, AFRL engineers are examining the feasibility of replacing an air vehicle's...

Briefs

Sensors/Data Acquisition

Intelligence Fusion System Tracks Mobile Targets

Current intelligence fusion systems are not accurately and quickly performing the intelligence, surveillance, and reconnaissance (ISR) fusion necessary for tracking moving targets that use...

Briefs

Information Technology

A Concept for Information Extraction From Remote Wireless Sensor Networks

Recent advances in the development of microsensors, microprocessors, information fusion algorithms, and ad hoc networking have led to increasingly capable wireless sensor...

Briefs

Electronics & Computers

The Next Frontier of Networking—The Airborne Network

It is the next frontier of networking—a frontier where communication nodes may move at Mach speeds, wireless line of sight covers hundreds of miles, and weather affects communications...

Briefs

Sensors/Data Acquisition

Surface-Emitting Laser Arrays Bring Light to the Top

Laser diodes are an integral part of everyday life, incorporated into commonplace items as diverse in function as laser pointers, fiber-optic communications systems, and DVD players....

Briefs

Software

Geo*View

Visualization of geospatially correct, remotely sensed data is a key element of many government and commercial applications. It enables a user to analyze and assess ground activities and other conditions of interest. Because remotely...