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...

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

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
Z-RAM

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
Designing Configurable Air Transport Racks

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
Designing COTS Computers for Harsh Environments

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
Performing Failure Mode and Effect Analysis

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
Single Board Computer

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
Boundary Scan Test System

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
13 GHz Test System

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
Avionics Network

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
32 GB 2.5-inch SATA Solid State Drive

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
VME64x PowerPC Single Board Computer

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
VMEbus Single Board Computer

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
Center Probe Test Sockets

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
1000-Watt Power Supply

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 Designs

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
Networking System-on-Chip Coprocessors

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
Encrypted EEPROMs

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
64-Bit Single Board Computer

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...

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

Application Briefs: Photonics/Optics
Design of a Field-Mapped Beam Homogenizer

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...

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...

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...

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...

The figure depicts a breadboard version of an optical beam combiner that makes it possible to use the outputs of any or all of four multimode laser diodes to pump a non-planar ring...

Briefs: Photonics/Optics
Web-Enabled Optoelectronic Particle-Fallout Monitor

A Web-enabled optoelectronic particle-fallout monitor has been developed as a prototype of future such instruments that (l) would be installed in multiple locations for which assurance of cleanliness is required and (2) could be interrogated and controlled in nearly real time by multiple remote...

Products: Photonics/Optics
Photonics West Exhibitor Preview

View these and other new products on display by exhibitors at Photonics West, January 22-24, in San Jose, CA. Visit Photonics Tech Briefs at Booth 1437.Visit http://spie.org/x2584.xml for more...

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