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Briefs
Electronics & Computers

Microscale Electrical Contacts for Self-Assembly

An experimental study of self-assembly processes in which small, heterogeneous components become spontaneously aligned with each other and bonded through soldering of mating electrical contacts...

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Briefs
Electronics & Computers

Use of a Heat Pipe to Cool Aircraft Electronics

The first steps have been taken in a continuing project to study the suitability of dissipating heat from electronic and electric-actuator equipment aboard an aircraft by using a loop heat pipe, containing water as the working fluid, that delivers the heat to the exterior aircraft skin. The first...

Articles
Electronics & Computers

Considerations for Thermal Management of Printed Wiring Boards

Remaining at the forefront of technological advancements in the printed wiring industry requires a proven combination of process methodology, state-of-the-art processing equipment,...

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Briefs
RF & Microwave Electronics

Design Study of a C-Band Crestatron

A design study of a crestatron that would operate in the frequency range from 3 to 6 GHz (which overlaps with the C band) has been performed. The basic crestatron concept was developed during the 1950s....

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Briefs
Electronics & Computers

Conjugated Polymers Having High Charge-Carrier Mobilities

A three-year research project encompassed multiple studies of (1) polymer semiconductors that exhibit relatively high electric-charge- carrier mobilities and (2) applications of these...

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Briefs
Electronics & Computers

Software-Defined Radios for Urban and Indoor Navigation

Software-defined radios (SDRs) are being developed to provide positioning and communication (POSCOMM) services inside buildings and tunnels, under tree canopies, and in other environments...

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Briefs
Electronics & Computers

Network-Enabled Resource Devices

Network Enabled Resource Devices (NERDs) combine the most common electronic components used in robotic applications into a standard electronics box with "plug-n-play" capabilities. Risk reduction efforts, systems testing and integration, and modifying the functionality of evolving systems becomes greatly simplified...

Briefs
Test & Measurement

Delta-Sigma UHF Digital Waveform Generator

A prototype Digital Waveform Generator (DWG) in the ultra-high-frequency (UHF) range uses Delta-Sigma (Δ−Σ) modulation techniques, which permit arbitrary and accurate waveform...

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Briefs
Sensors/Data Acquisition

Applying Reconfigurable Computing to Acoustic Sensors Using FPGAs

A novel microsensor processing architecture allows a field-programmable gate array (FPGA) to act as a reprogrammable preprocessor or coprocessor to a general-purpose processor...

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Briefs
Electronics & Computers

FPGA-Based Communication Channel for Digital Signal Processor Chips

A method for networking, and a network of, digital signal processors (DSP) via at least one field-programmable gate array (FPGA) enables the simultaneous broadcast of data from a DSP to a number of DSPs. The apparatus comprises a host DSP, at least one FPGA in communication with...

Briefs
Electronics & Computers

AlxInyGa1-x-yN Ultraviolet Light-Emitting Triodes

Light-emitting triodes (LETs) have been the focus of a program of research with a goal of increasing the quantum efficiencies of ultraviolet-lightemitting devices implemented in the...

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Briefs
Electronics & Computers

Advances in Organic-Based Electronic Devices

A program of research has addressed multiple topics in the field of electronic and optoelectronic devices based on polymers and other organic substances, with special attention to memory devices and...

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Briefs
Electronics & Computers

A Comparison of SiC-Based Devices for Use as Power Switches

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 suitability of such devices as power switches in present and future applications in which high reliability and/or...

Briefs
Electronics & Computers

DC Power Converter for 200°C Containing SiC Transistors

A DC-to-DC power converter, nominally rated for a power of 180 W, an input potential of 28 V, an output potential of 270 V, and a maximum operating temperature of 200°C has been...

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