Keyword: Aerospace

Aerospace

Articles: RF & Microwave Electronics

While power architectures of defense electronics are extremely diverse, all have common operational demands: they must be robust (shock, vibration, temperature...

Articles: Aerospace

While high-performance test equipment has been used successfully in the laboratory for many years, the trend is moving toward...

Articles: Aerospace

Every branch of the armed forces has a need for capabilities delivered from unmanned aerial vehicle/ unmanned aerial system (UAV/UAS) platforms. These unmanned vehicles have proved...

Articles: Aerospace

Current practice in certification of avionics systems (e.g. DO-178B1) is centered on testing. The testing process has been prescribed to incorporate a...

Articles: Energy

The U.S. military has the most sophisticated weapons systems in the world, but they are fueled and mechanically powered by old technologies. Given the mission of the U.S....

Articles: RF & Microwave Electronics

You can’t build a house without blueprints. So why do so many RF design flows try to build a board without a schematic? Most often, this crude process comes about due to lack of availability of RF...

Articles: Photonics/Optics

The Department of Energy’s (DoE) National Nuclear Security Administration (NNSA) is pursuing a smaller, safer, more secure, and less expensive nuclear weapons complex. Meeting...

Articles: Sensors/Data Acquisition

Compact, lightweight, and uncooled imaging sensors are fueling a revolution in intelligence, surveillance, and reconnaissance (ISR). They are the key enablers for a powerful new breed of...

Articles: Sensors/Data Acquisition

Many recent blockbuster films and best-selling books depict the robotic apocalypse and have shed a negative light on military robotics. However, not all unmanned system development is aimed...

Articles: Data Acquisition

Warfighters can benefit greatly from having radio IP-based data communications at the theater level. Unfortunately, the vast majority of the 750,000 tactical radio...

Articles: Aerospace

In multi-static radar (MSR), the transmit/ receive aperture is divided into a number of sub-apertures that can be placed in various locations relative to each other....

Articles: Aerospace

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

As technologies such as digital signal processors (DSPs), field programmable gate arrays (FPGAs), and general-purpose processors (GPPs) advance, product and feature...

Articles: Aerospace

A Training and Tactical ORS Operations (TATOO) Laboratory is being developed by Star Technologies Corp. under the direction of the Air Force Research Laboratory...

Articles: Aerospace

General systems are defined as all of the flight safety critical systems of an aircraft, excluding the engine and flight control computing. Usually, the main subsystems in a general system include...

Articles: Aerospace

Today, modern radio designs have made a predominant shift to the software-defined radio architecture. From cellular handsets to military communications devices, the flexibility to use multiple...

Articles: Aerospace

Unmanned Aerial Vehicles (UAVs) like the MQ-1 Predator have excelled in the theaters of war in which they have been deployed. However, the ability of those controlling the...

Articles: Aerospace

The potential of Virtual Reality (VR) technology has not been fully realized because the user interfaces are not designed to effectively support the user. One of the most critical...

Articles: Data Acquisition

The Radiometric Sensor Development and Applications Team of the Sensors and Electron Devices Directorate (SEDD) at the U.S. Army Research Laboratory (ARL) has developed a 2D laser profiling...

Articles: Aerospace

The military places greater demands on its equipment — electronic and otherwise — than any other market segment. It is also true that it places its greatest thermal demands on the men and...

Articles: Sensors/Data Acquisition

Future combat vehicles will require unconventional weapons and armor systems such as electromagnetic (EM) or electrothermal chemical (ETC) guns, electromagnetic (EM) armor, and...

Articles: Aerospace

Improvised explosive devices (IEDs) are rudimentary bombs that generally consist of commonly found non-military materials. Although common IED threats include roadside bombs, suicide...

Articles: Aerospace

To realize the Depart ment of Defense's (DoD) vision of a ubiquitous, netcentric battlefield — connecting the warfighter with critical data in real time — embedded...

Articles: Aerospace
Significant challenges and advances in space propulsion have occurred over the past ten years. The end of the Cold War had significant impacts, both positive and negative. Operational systems now have to operate...
Articles: Electronics & Computers

The database concepts, tools, and runtime software described in this article provide a methodology for creating advanced avionics human-machine interfaces (HMIs), such...

Articles: Communications

Although the end of the Cold War signaled a reduction in the likelihood of global nuclear conflict, the threat from ballistic missiles has grown steadily as...

Articles: Aerospace

In the August issue of Defense Tech Briefs, we highlighted NASA’s Altair/Predator B unmanned aerial vehicle (UAV) for Earth science missions. A lot has happened in the past two months, so we’re...

Articles: Aerospace

Developed in 1999 under the auspices of the European Space Agency, SpaceWire answered a longstanding spaceflight problem: no standard, high-speed communications protocol existed for flight...

Articles: Aerospace

NASA's Dryden Flight Research Center, Edwards, CA, has partnered with General Atomics Aeronautical Systems, Inc. (GA-ASI) of San Diego, CA, to demonstrate technologies...