Analog // Articles
Showing results for: continuous signal
Refine Analog articles:
analog analogue analog circuit analog ic analogue circuit analogue ic analog to digital digital to analog a/d d/a adc dac continuous signal -
Cyber Security→ November/December 2018
AI and military RF systems
Advances in artificial intelligence (AI) are enabling significant leaps in science and technology, including the fields of digital signal processing (DSP) and radio frequency (RF) systems. Methods nominally labeled as "AI" have been applied to radio systems for decades, but always with the goal of o... [read more]
radar→ January/February 2018Radar on the high seas
Modern maritime radar systems for missile defense and navigation have become more precise by leveraging commercial signal processing and radio frequency (RF) components in modular designs that enable commonality with clear technology refresh paths.
radar→ January/February 2019Configurable FPGAs: More than a point solution
Two major challenges confront developers of military radar-processing systems. The first challenge is that modern multiband radar sensors produce huge amounts of data that need to be brought into the system's digital-processing stage as accurately and rapidly as possible in order to generate actiona... [read more]
Signal processing→ October 2018ISR signal processing brings performance to sensors and enables AI at the edge
Military intelligence, surveillance, and reconnaissance (ISR) applications continue to make demands on signal-processing designers for more performance, better thermal management, and reduced size, weight, and power (SWaP). These systems - as they move closer to the sensor on various platforms - are... [read more]
COM→ Spring 2019High-energy physics: Controllers for X-ray laser accelerators
DESY (Deutsches Elektronen-Synchrotron) - one of the world's leading particle-accelerator centers, conducting top-level international research into the fundamental relationships of matter - was tasked with finding a successor technology for its control and data-acquisition systems, which were based ... [read more]
Obsolescence→ November/December 2018Life cycle management, semiconductor re-creation, and mitigating counterfeit parts
Obsolescence management continues to be a challenge for military system designers, who are faced with designing for platforms that must last decades but using components that become obsolete in 18 months. In the following Q and A with Daniel Deisz, Director of Design Technology at Rochester Electron... [read more]
Avionics→ November/December 2018Portable, reliable, and efficient concurrency: Ravenscar Ada tasking and the FACE safety profiles
Airborne systems that need a small footprint or must comply with an industry assurance standard such as DO-178B [1] or DO-178C [2] are sensitive to size and complexity costs in the run-time support libraries. To answer these needs, the Future Airborne Capability Environment (FACE™) Technical Standar... [read more]
Avionics→ March 2018The need for speed: Avionics connectors evolve to meet today's bandwidth requirements
The constant push for increased bandwidth requirements mean that avionics engineers must continually design connectors that handle ever-higher data rates. As connector designs focus more squarely on data rates, all kinds of users are asking for the most cutting-edge technology - all within a small p... [read more]
Avionics→ March 2018Military avionics get sleek with digital glass cockpit instruments and panoramic displays
Among the latest in military avionics trends: Digital electronic displays, panoramic displays, software-defined radio (SDR), improved satellite communications, and precise navigation without GPS.
radar→ January/February 2018Augmented vision: Fusing radars and cameras for improved situational awareness
The advent of augmented reality (AR) systems is no longer the reserve of fighter pilots with heads-up displays and soldiers with wearable AR goggles; AR is now being used in military surveillance systems as well. Superimposing context-dependent graphical information as an overlay to camera video can... [read more]
Avionics→ March 2018Toward safety and security in FACE components: High assurance with portability
The FACE [Future Airborne Capability Environment] approach is a joint government-industry software standard and business strategy for acquisition of affordable software systems that promotes innovation and rapid integration of portable capabilities across global defense programs. FACE - originally a... [read more]
machine learning→ January/February 2019Machine learning, deep learning networks support drone security in UND research project
A research team from the University of North Dakota (UND) has been working since mid-2017 under a grant from Rockwell Collins with the aim of addressing cybersecurity concerns involving unmanned aerial systems (UASs), more commonly called drones. The research, which is concluding in early 2019, has ... [read more]
→ September 2018Electronics funding for radar, electronic warfare, C4ISR continues to rise
The defense market for embedded electronics designers continues to be a growth area. While increased use of commercial off-the-shelf (COTS) technology has lowered the cost and therefore the spending in unmanned systems, it is fueling more innovation, especially in small platforms.
cyber→ July/August 2018Mobile computing mounts in popularity for military field use
Commercial computer technology continues to influence military mobile computing requirements as warfighters demand that their field equipment have the same functionality and capability as their personal devices. Consequently, rugged mobile computing is getting a major boost as the Department of Defe... [read more]
safety certification and security→ November/December 2018Small sats aim to provide on-demand tactical-level imagery for warfighters
Raytheon is sending a one-of-a-kind small satellite to low Earth orbit to do a proof of concept of a prototype design - originally developed for the U.S. Defense Advanced Research Projects Agency (DARPA) - to provide useful imagery directly to military users in the field.
VPX→ Winter 2018Next generation VPX backplane production technology
The new generation of VPX protocols are here and the next generations are on the horizon. The exciting world of high speed has arrived and before we know it today's technology will be superseded. VPX is "evolving." The next generation of PCIe and Ethernet will add more complexities to the VPX signal... [read more]
Avionics→ March 2018Introducing Gen 5 VPX
A new, higher-performance era of VPX (VITA 46) computing was launched in January - at the Embedded Tech Trends (ETT) 2018 Conference in Austin, Texas - with the announcement that Gen 5 VPX data rates will run on today's standard VPX connector. The initial Gen 5 VPX protocols are expected to be 100 G... [read more]
cyber→ July/August 2018Majorana particles may block intruders on sensitive networks in the future
The signature of the long-sought-after Majorana particle - a particle that has unusual properties believed to render it resistant to external interference - has been found by a group of researchers led by UCLA and funded by the U.S. Army. What they've found may just be the key to blocking intruders ... [read more]
safety certification and security→ November/December 2018Reduce smallsat component costs by bridging gap between commercial and QML Class V options
Constellations of small satellites (smallsats) promise to bring tangible benefits to national security space (NSS) programs, where there is a critical need to minimize construction and deployment costs. Multiple smallsats, defined as satellites with launch mass of 500 Kg or less, can be built quickl... [read more]
cyber→ July/August 2018Mission- and life-critical cyber resilience for military platforms
Cyberattack has become the adversary's first weapon of choice, and military platforms, on land, air, sea, and space, are prime targets. Nation-state cyberattacks against military, contractor, and critical-infrastructure facilities are a daily occurrence, and compelling public demonstrations have rec... [read more]
embedded hardware→ January/February 2019Implementing a common architecture for military systems
They're playing together nicely - the Army, Navy, and Air Force, that is - in their efforts to bring a common architecture to electronic systems across all three services. These efforts are resulting in three main initiatives: the Sensor Open Systems Architecture (SOSA); Command, Control, Communicat... [read more]
cyber→ July/August 2018Applying deep learning techniques to expand defense capabilities
Leveraging advanced data center computing techniques holds the promise of delivering powerful ways to solve complex defense mission challenges. Deep learning is an increasingly popular technique that can be used to process very large data sets. As the goals for defense systems move in the direction ... [read more]
avionics→ March 2018Increased DoD budget good news for COTS suppliers
The latest Department of Defense (DoD) fiscal year (FY) 2019 budget request is $686.1 billion, an increase of about five percent over the FY 2018 request. This is outstanding news for the warfighters, as they will get more support from a technology standpoint than during recent years where budget cu... [read more]
avionics→ October 2018Milestone in abstracting the hardware: Realizing the promise of FACE
The Future Airborne Capability Environment (FACE) Consortium, part of The Open Group, was formed to establish a standard common operating environment to support portable capability-based applications across Department of Defense (DoD) avionics systems. Key to the common operating environment envisi... [read more]
artificial intelligence→ January/February 2019Stacked, high-speed DDR4 and DDR5 memory useful in harsh battle environments
Today's autonomous and artificial intelligence (AI) military systems process an ever-growing amount of sensor data. To handle this extreme workload, system architects must design boards using the fastest FPGA [field-programmable gate array] devices and Intel multicore processors. These devices canno... [read more]
cyber→ November/December 2018GAO: DoD has a pervasive weapon systems cybersecurity problem
Weapon systems operated by the U.S. Department of Defense (DoD) are more software-dependent and networked than ever before, which a new General Accounting Office (GAO) report says opens the door to mission-critical cyber vulnerabilities. The DoD intends to spend $1.66 trillion to develop its current... [read more]
Avionics→ March 2018Modernizing a serial processing code to obtain optimal performance on an OpenVPX digital signal processing module
Serial algorithms can be evolved to a scalable, multithreaded, multiprocess implementation using ubiquitous and well-established high-performance computing (HPC) programming frameworks such as OpenMP and MPI. Such techniques are used in compute-intensive defense, aerospace, and industrial applicatio... [read more]
COM Express→ Spring 2018MicroTCA Workshop Report at DESY
In early December 2017, I had the honor of delivering one of the keynote speeches at the DESY MicroTCA Workshop in Hamburg, Germany. The workshop was well-attended, as 183 participants from 25 institutes and 23 companies gathered to share the latest developments in MicroTCA hardware, software, and a... [read more]
embedded hardware→ September 2018No room for compromise in supply chain security: New DoD initiative establishes benchmark for strategic ICT sourcing
In response to the growing nexus between physical risk (counterfeits) and cyber risk (infiltration of systems and exfiltration of data) the U.S. Department of Defense (DoD) has introduced a new policy adding security as a fundamental pillar of federal acquisition and supply chain risk management. Co... [read more]
cyber→ July/August 2018The state of cyber resiliency metrics on embedded systems
The ability of an embedded system to identify, prevent, and respond to cyberattacks intended to disrupt its operational capabilities is defined by measuring its level of cybersecurity and cyber resiliency. The concept of cyberattacks can refer to either electronic warfare (EW) like signal jamming or... [read more]
Signal processing→ January/February 2018Using thermofluid simulation to optimize liquid cooling of avionics power systems
Liquid cooling for military signal processing offers advantages in high-power-density systems to dissipate heat at a higher rate than air-cooled systems and to transfer heat further away efficiently for thermal signature control. When using liquid-cooling systems, the challenge is to meet size, weig... [read more]
embedded hardware→ March 2018Ready or not, the quantum computing revolution is here
A National Science Foundation (NSF) expedition project it calls "Enabling Practical-Scale Quantum Computing" (EPiQC) aims to bridge the gap between quantum designs currently in use and the algorithms necessary to fully embrace their power.
cyber→ July/August 2018Bringing VxWorks support to Intel Xeon D-based EW systems
The advantages that the Intel Xeon processor D-1500 product family brings to compute-intensive embedded electronic warfare (EW) system designs is clear. These 8-/12-/16-core devices deliver enhanced performance at low power, making them suitable for use on rugged open-architecture modules designed f... [read more]
