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Compensating for Parasitic Effects in Low-Pass Filters
Compensating for Parasitic Effects in Low-Pass Filters hot!
Date: Feb-01 2007

Parasitic inductances are effectively transferred; parasitic capacitances are effectively neutralized.

Techniques to compensate for the effects of parasitic inductances and capacitances have ...

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Microstrip Patch Antennas Containing Multi-PBG Structures
Microstrip Patch Antennas Containing Multi-PBG Structures hot!
Date: Feb-01 2007

For given gain and efficiency levels, antennas could be made smaller.

Microstrip patch antennas of a proposed type would contain photonic- bandgap (...

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Use of a Heat Pipe to Cool Aircraft Electronics
Use of a Heat Pipe to Cool Aircraft Electronics hot!
Date: Jun-01 2008

Effects of acceleration, speed, and altitude are considered.

The first steps have been taken in a continuing project to study the suitability ...

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Protection Schemes for Advanced Shipboard Electrical Systems
Protection Schemes for Advanced Shipboard Electrical Systems hot!
Date: Feb-05 2008
A research program has made progress toward the development of schemes for protection against faults in next-generation DC zonal shipboard electrical systems (DC SESs) and ...
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Front-End Mixed-Signal Receiver on a Chip
Front-End Mixed-Signal Receiver on a Chip hot!
Date: Feb-01 2007

Major components have been built and tested.

A mixed-signal receiver on a chip (RoC) now undergoing development is intended to be a ...

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A Comparison of SiC-Based Devices for Use as Power Switches
A Comparison of SiC-Based Devices for Use as Power Switches hot!
Date: Feb-05 2008
A report details a survey of the state of technological development and commercial availability of SiC-based electronic devices that has been performed to evaluate the ...
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Applying Reconfigurable Computing to Acoustic Sensors Using FPGAs
Applying Reconfigurable Computing to Acoustic Sensors Using FPGAs hot!
Date: Apr-01 2008

A detection algorithm is then run on the FFT output magnitudes to identify possible targets. This is done in two stages. First, a peak ...

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Software-Defined Radios for Urban and Indoor Navigation
Software-Defined Radios for Urban and Indoor Navigation hot!
Date: Apr-01 2008

Signal processing is performed by a field-programmable gate array (FPGA) card and a Pentium-class central processing unit. Received GPS and/or TOA radio signals ...

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Effects of High-Power Microwave Pulses on Electronic Systems
Effects of High-Power Microwave Pulses on Electronic Systems hot!
Date: Aug-01 2008

This research can be applied to designing electronic circuits to be less vulnerable to damage from radiation.

A five-year program comprising several ...

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Monitoring and Charging System for a High-Power Battery
Monitoring and Charging System for a High-Power Battery hot!
Date: Dec-01 2007

Cell potentials and temperatures are kept within safe ranges.

Figure 1 is a simplified block diagram showing (1) a high-power rechargeable battery comprising multiple ...

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