Recently published:
The Little BEAR that could: The robot that saves lives
John Lin — Field commanders might feel a moral dilemma when faced with whether to risk the life of a healthy soldier in order to rescue an injured one. However, a new Battlefield Extraction-Assist Robot (BEAR) is gearing up to prevent these casualties by rescuing injured soldiers from dangerous battlefield venues.
COTS Ethernet and USB I/O solutions provide bus independence
Earle Foster and Wallace Krebs — The addition of general purpose I/O to both VME and PMC system buses has historically had its challenges: limitations in COTS I/O module diversity and insufficient slots for I/O. However, USB and Ethernet I/O options are effectively eliminating these hassles.
Critical systems on small platforms need ultra-compact computing
Thomas Roberts — A new generation of real-time, ultra-compact, rugged, and powerful computers is starting to appear on the critical systems horizon, ideal for transforming unrelenting sensor data streams into information that is usable at data transmission bandwidths.
Award-winning VMEbus equipment
Hermann Strass — Hermann explores various VMEbus equipment developments making headway – and headlines – in today's market, along with recent events held in Europe.
MicroTCA extends to telecom and beyond
Nigel Forrester and Paul Virgo — MicroTCA has served modern telecom apps well, and now the form factor is entering newer territory – the defense domain – and finding success therein.
Designing COTS electronics for mission-critical systems
Steve Romm — Integrating COTS electronics into mission-critical systems can prove quite a challenge, but remedies are available to help solve the issues: SoC technology, the ability to design in maintainability and reliability from the start, and advances in semiconductor fabrication and PCB manufacturing.
Introducing the FPGA Mezzanine Card: Emerging VITA 57 (FMC) standard brings modularity to FPGA designs
Dave Barker — FPGAs are popular in today's military embedded systems, but I/O can become a problem with its tight coupling to the FPGA and resulting limited design reusability. This also limits the availability of COTS FPGA boards because it can be difficult to design an FPGA with the right I/O for a wide customer base. The new VITA 57 FPGA Mezzanine Card (FMC) standard is stepping in, however, to help engineers face these challenges.
VXS versus VPX: Either -- or both?
David Compston — VXS and VPX are providing an alternative path for VME-based embedded subsystems users, providing higher performance via switched serial fabrics. However, both VXS and VPX have their own pros and cons.
White Paper: High-speed Switched Serial Fabrics Improve System Design
Rodger H. Hosking — This handbook reviews the development of gigabit switched serial fabrics to enhance the VMEbus and PMC mezzanines; the role of FPGAs to implement this technology; and finally, how some of the latest VXS and XMC products can be used in high-speed data acquisition, recording and software radio systems.
White Paper: 2008 State of the VME Technology Industry
Ray Alderman — This whitepaper provides the reader with a strategic update on the state of the VME Technology industry, in particular, and a view of the board industry in general, from the perspective of Ray Alderman, the executive director of VITA. VITA is the trade association dedicated to fostering American National Standards Institute (ANSI) accredited, open system architectures in critical embedded system applications. The whitepaper reviews application markets, technology, mergers and acquisitions, forecasts and legal issues impacting VITA and its members in 2008.
CORBA for FPGAs: Tying together GPPS, DSPs, and FPGAs
Joseph M Jacob and Manuel Uhm — There are numerous advantages of using CORBA with FPGA-based systems. CORBA support for partial reconfigurability, in particular, speeds development of embedded systems and promotes code reuse across multiple generations of products, to increase portability of applications.
SDR applications: One size does not fit all
Andrew Reddig — In the choice of PMC/XMC or VXS, VITA's VXS is beating out the competition by providing more board and front-panel space, higher densities, improved analog performance, and more IP and I/O choices than XMCs or PMCs.
Smart component selection leads to high-functionality SDR designs
Robert Nokes — Trade-offs must inevitably be made in SDR system design, and foreknowledge of their effects at the system level is critical when choosing SDR building blocks. To achieve the highest functionality possible, considerations such as converter components, form factor, and FPGA versus ASIC onboard processing power must be weighed carefully.
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