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July 2004

Hardware Assets

MIL-STD-1553 Products

MIL-STD-1553 Products (PDF)  

I/O Options Expand for Military Designers

Among the many doors thrown wide open by the COTS movement, new choices for military I/O rank as some of the most compelling. System developers are free to choose the interconnectRead More...

COTS I/O Choices Expand for Rugged Aircraft Apps

Driven by the proliferation of networked systems in today’s military aircraft, there’s a growing need for efficient and reliable high-capacity digital data links. ContRead More...

FPGAs Enable Speedier MIL-STD-1553 Systems

Nearly every military aircraft, as well as most tanks, ships, missiles, satellites, and even the International Space Station have MIL-STD-1553 data buses installed on them. At theRead More...

Fabrics and Publish-Subscribe Schemes: A Net-Centric Blend

Net-centric warfare and the larger concept of net-centricity enabled by the Global Information Grid (GIG) are the driving paradigm in today’s defense systems development. ThRead More...

On the Softer Side

Real-Time Flavor Completes the Military Java Puzzle

Questions of “if” and “when” no longer apply when tracking Java’s acceptance by the military. Today, thousands of developers are working on military-Read More...

Benchmark Puts J2ME Java to the Test

Few areas of military system development are as dynamic these days as the area of handheld, mobile devices. Such special-purpose and general-purpose military devices are making usRead More...

Technology Focus

Processor Spotlight: MPC7447A Next-Gen PowerPC Processors Increase Benchmarks; Lower Power Consumption

The latest G4 core PowerPC CPU is called the MPC7447A and it screams along at 1.4 GHz, turning in benchmarks that surpass previous generations. Although the 7447A (Figure 1) is anRead More...

Test and Screening

Electronics are Getting Hotter – How are We Going to Cool Them?

In conduction-cooled military systems, today’s practical heat limit is about 15W per slot. In air-cooled systems with massive fans, 30W or more per slot is feasible. The troRead More...

Liquid Cooling: Today’s Solution for Tomorrow’s Military COTS Enclosures

Cooling boards conductively has numerous advantages: the lack of airflow over the boards reduces the possible impact of contaminants, and boards are inherently more rigid and can Read More...

Thermal Simulation Optimizes Chassis Cooling

In mission-critical COTS military applications an off-the-shelf chassis needs to be able to survive extreme conditions and protect electronics from temperature extremes. With ropeRead More...

Mezzanine Card Assemblies: Where is All That Cooling Air Going?

Various standards-based product implementations have been market successes over the past twenty or so years. Form-factors such as VME, VME64, VME64x, CompactPCI, PCI Mezzanine CarRead More...

Comparison of Airflow Testing Methods

Various standards-based product implementations have been market successes over the past twenty or so years. Form-factors such as VME, VME64, VME64x, CompactPCI, PCI Mezzanine CarRead More...