Briefs: Information Technology
Project Integration Architecture

The Project Integration Architecture (PIA) is a distributed, object- oriented, conceptual, software framework for the generation, organization, publication, integration, and consumption of all information involved in any complex technological process in a manner that is intelligible to both computers and humans....

Books & Reports: Physical Sciences
Multiple-Cone Sunshade for a Spaceborne Telescope

A document describes a sunshade assembly for the spaceborne telescope of the Terrestrial Planet Finder Coronagraph mission. During operation, the telescope is aimed at target stars in the semi-hemisphere away from the Earth's Sun. The observatory rotates about its pointing axis during a single...

Books & Reports: Electronics & Computers
High Power Amplifier and Power Supply

A document discusses the creation of a high-voltage power supply (HVPS) that is able to contain voltages up to –20 kV, keep electrical field strengths to below 200 V/mil (≈7.87 kV/mm), and can provide a 200- nanosecond rise/fall time focus modulator swinging between cathode potential of 16.3 kV and...

Books & Reports: Physical Sciences
Estimating Mixing Heights Using Microwave Temperature Profiler

A paper describes the Microwave Temperature Profiler (MTP) for making measurements of the planetary boundary layer thermal structure — data necessary for air quality forecasting as the Mixing Layer (ML) height determines the volume in which daytime pollution is primarily...

Briefs: Physical Sciences

Assemblies containing curved piezoceramic fiber composite actuators have been invented as means of stretching optical fibers by amounts that depend on applied drive voltages....

News: Aerospace

This year, NASA celebrates its 50th anniversary, which will be observed on October 1. All year, NASA Tech Briefs will join in the celebration, highlighting technology innovations and epic moments...

Articles: Electronics & Computers

In the electronics industry today there are two commonly used high-speed memory types: static RAM (SRAM) and dynamic RAM (DRAM). Traditionally, SRAM embedded memory has been the designer's choice for fast memory, but since a typical...

Articles: Electronics & Computers

High-powered embedded computing equipment utilizing the Air Transport Rack (ATR) form factor is playing an ever-larger role in extreme, mission-critical applications in air, land, and sea...

Articles: Electronics & Computers

The need for commercial off the shelf (COTS) single board computer (SBC) products continues to grow as higher processing, smaller footprints and lower power requirements become more critical....

Application Briefs: Electronics & Computers

Failure Mode and Effect Analysis (FMEA) is a methodology for analyzing potential problems early in the product development cycle where it is easier to take action to overcome potential issues,...

Products: Electronics & Computers

VersaLogic Corp. (Eugene, OR) offers the Sidewinder, a single board computer (SBC) designed to complement their existing EBX product line. The Sidewinder is a reliable fanless design featuring a robust array of onboard...

Products: Electronics & Computers

ASSET InterTech (Richardson, TX) has expanded its ScanWorks® system by adding signal integrity analysis applications that support Intel's next-generation embedded instrumentation technology, Intel® IBIST...

Products: Electronics & Computers

Lecroy® Corporation (Chestnut Ridge, NY) has introduced a 13 GHz test system comprised of the SDA 13000 Serial Data Analyzer, the D13000PS Active Differential Probe, and a suite of debug and analysis tools. The new...

Products: Electronics & Computers

ALT Software, DiSTI, Green Hills Software, and RTI (Santa Clara, CA) have combined to introduce a robust solution for mission-critical data distribution and display. The real-time integrated avionics network is for remotely...

Products: Electronics & Computers

The new 32 GB SATA Solid State Disk (SSD) Drive from Ridata (Diamond Bar, CA) is almost twice as fast as a conventional hard disk drive. The data transfer rates are 60MB/s for maximum sequential read and...

Products: Electronics & Computers

Cornet Technology Inc. (Springfield, VA) has announced its latest VME64x PowerPC single board computer called the Celero CVME-7448ST. This board incorporates a newer hostbridge controller (Tundra Tsi109)...

Products: Electronics & Computers

Dynatem (Mission Viejo, CA) offers the Intel® Core-Duo (Yonah) processor-based DPD VMEbus Single Board Computer (SBC). The DPD is a single-slot VMEbus (and VME64) compatible platform and requires only 5V from...

Products: Electronics & Computers

The new line of high-frequency center probe test sockets from Aries Electronics (Frenchtown, NJ) can be used with devices requiring pitches as low as 0.40mm. The sockets are used in CSP, MicroBGA, DSP, LGA, SRAM,...

Products: Electronics & Computers

Lambda (San Diego, CA) has introduced the HWS1000 series of 1000-watt power supplies. The single-output power supplies are ideal for powering process control equipment, ATE, and factory automation systems. The power...

Products: Electronics & Computers

System in Package (SiP) designs from Endicott Interconnect Technologies (Endicott, NY) bring multiple packages from a printed wiring board (PWB) into a SiP for improved electrical performance, and reduced PWB...

Products: Electronics & Computers

Lantronix (Irvine, CA) has introduced the DeviceLinx™ XChip™ family of fully turnkey, networking coprocessor system-on-chip (SoC) solutions. The SoC family enables original equipment...

Products: Electronics & Computers

Amtel® Corporation (San Jose, CA) offers the CryptoMemory® family of EEPROMs with a 64-bit embedded hardware encryption engine, four sets of non-readable 64-bit authentication keys, and four sets of non-readable...

Products: Electronics & Computers

MEN Micro Inc. (Boston, MA) has expanded its series of intercompatible CompactPCI/-Express single board computers (SBCs) with a new 64-bit board based on the Intel® Core™2 Duo Processor T7500 combined...

Articles: Photonics/Optics

Broad-area laser diodes are the most efficient coherent light sources and are widely used today. The extraordinary efficiency, modulation...

Application Briefs: Photonics/Optics

Light beam homogenizer designs used for decades are largely based upon lenticular lens arrays that date back to the 1940s and 1950s. A more recent design is from the late 1980s that comprises a pair...

Briefs: Photonics/Optics
Optical Displacement Sensor for Sub-Hertz Applications

A document discusses a sensor made from off-the-shelf electro-optical photo-diodes and electronics that achieves 20 nm/(Hz)1/2 displacement sensitivity at 1 mHz. This innovation was created using a fiber-coupled laser diode (or Nd:YAG) through a collimator and an aperture as the...

Briefs: Photonics/Optics

Since their market introduction in 1995, fiber Bragg gratings (FBGs) [wherein “fiber” signifies optical fiber] have emerged as excellent means of measuring such parameters as strain and...

Briefs: Photonics/Optics

The use of piezoelectric devices has become widespread since Pierre and Jacques Curie discovered the piezoelectric effect in 1880. Examples of current applications of piezoelectric devices...

Briefs: Photonics/Optics

The figure schematically depicts two versions of an opto-electronic system, undergoing development at the time of reporting the information for this article, that is expected to be...

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