Stories
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Briefs: Electronics & Computers
Group-III Nitride Field Emitters
Field-emission devices (cold cathodes) having low electron affinities can be fabricated through lattice- mismatched epitaxial growth of nitrides of elements from group III of the periodic table. Field emission of electrons from solid surfaces is typically utilized in vacuum microelectronic devices, including some...
Briefs: Electronics & Computers
An improved broadband planar magic-T junction that incorporates microstrip/slotline transitions has been developed. In comparison with a prior broadband magic-T junction incorporating...
Blog: Sensors/Data Acquisition
Low-Power Microchip
A new low-power microchip developed at the University of Michigan uses 30,000 times less power in sleep mode and 10 times less in active mode than comparable chips currently on the market. The Phoenix Processor, as it's called, sets a low-power record and is intended for use in cutting-edge sensor-based devices such as medical...
Products: Motion Control
ACS Motion Control (Plymouth, MN) has developed a rack-mounted motion controller that delivers smooth motion control at high speeds, without compromising accuracy, for the most demanding applications. The SPiiPlus...
Products: Connectivity
The Industrial Automation Group of Advantech (Cincinnati, OH) has unveiled two new ADAM analog input modules, the ADAM-5017P and ADAM-5018P. The ADAM-5017P has eight different independent configuration channels, supports...
Products: Motion Control
The ION (R) digital drive from Performance Motion Devices (Lincoln, MA) now has power ranges of 500W and 3000W. This allows a wide range of motor types and sizes to be combined in multi-axes motion positioning...
Products: Electronics & Computers
Leoni (Kitchener, Germany) is extending its portfolio of special cable products to include cables with cores having outer diameters as small as 0.02 mm. These wafer-thin miniature cables are used for medical, measurement and...
Products: Electronics & Computers
The PP1 and PP2 series push-pull switches from Lamb Industries, Inc. (Portland, OR) have push-and-pull capable actuators and can be specified for the unique ON2-ON1-(ON2) function. This function is a standard crossover...
Briefs: Photonics/Optics
An improved method has been devised for controlling the DC bias applied to an electro-optical crystal that is part of a Mach-Zehnder modulator that generates low-duty-cycle optical...
Blog: Electronics & Computers
New on the Market
BI Technologies Electronic Components Division (Fullerton, CA) introduced the EN line of rotary mechanical encoders. The two-bit gray code incremental encoders are housed in 11, 12, and 16 mm packages, and feature detents and push-on switch options. For more information, visit: http://link.abpi.net/l.php?20070321A6
Danaher Motion...
Blog: Mechanical & Fluid Systems
Current Attractions
Developed at NASA’s Marshall Space Flight Center (Huntsville, AL), a micro-commanding rotational-position-control system offers the advantage of less mechanical complexity, susceptibility to mechanical resonances, power demand, bulk, weight, and lower cost, relative to prior rotational-position-control systems based on...
Blog: Electronics & Computers
Analog Circuits
Engineers at Massachusetts Institute of Technology (MIT) have devised new analog circuits that will not drain power or create bottlenecks like previous models. The new class of analog circuits eliminates operational amplifiers while maintaining virtually all benefits of operational-amplifier-based circuits. The MIT circuits feature...
Briefs: RF & Microwave Electronics
System for Better Spacing of Airplanes En Route
An improved method of computing the spacing of airplanes en route, and software to implement the method, have been invented. The purpose of the invention is to help air-traffic controllers minimize those deviations of the airplanes from the trajectories preferred by their pilots that are needed to...
Briefs: Materials
A finned-ladder structure has been invented in an effort to improve the design of the slow-wave circuit of a traveling-wave tube (TWT). The point of departure for the design effort was a prototype TWT...
Briefs: Photonics/Optics
Focal-plane arrays of quantum-well infrared photodetectors (QWIPs) featuring adjacent pixels sensitive to different colors have been proposed. An array of this type would make it...
Briefs: Imaging
Annealing has been found to be an effective means of tailoring the height of a Schottky barrier between gold and gallium nitride. This finding offers promise for the development of improved...
Briefs: Electronics & Computers
Arrays of photon-counting detectors and associated digital signal processors have been proposed for receivers in optical communication systems in which the optical signals...
Briefs: Electronics & Computers
Software for Analyzing Telecommunication Link Performance
The Telecom Forecaster Predictor (TFP) is a multi-mission computer program for analyzing deep space telecommunication links. Analysts use the TFP for link planning, performance prediction, and post-pass trending analysis. For each mission, multiple users access a controlled set of TFP...
Briefs: Electronics & Computers
An experimental traveling-wave photomixing device generates narrow-band electromagnetic radiation at frequencies up to a few terahertz. The device is, potentially, a prototype of...
Briefs: Electronics & Computers
Mobile System for Control of a Remote Rocket-Launching Range
The Wallops Flight Facility of the Goddard Space Flight Center has designed and built in-house a Mobile Range Control System (MRCS), which is a self-contained system to be deployed in support of rocket launches at remote ranges in cases in which termination of flight may be required for...
Briefs: Electronics & Computers
Improved electrical connections have been developed for thin-film thermocouples used to measure temperatures on the surfaces of ceramic-matrix composite-material specimens during...
Briefs: Electronics & Computers
An application-specific integrated circuit (ASIC) has been developed as a prototype of neuroprocessors for real-time diagnosis and control of automotive engines. The application of this...
Briefs: Electronics & Computers
Three coplanar-stripline circuits have been designed to perform coupling and filtering functions in microwave systems. These circuits could be incorporated into feed networks for microwave...
Briefs: Electronics & Computers
An operator interface is undergoing development along with other subsystems of a robot that would assist in caring for elderly and disabled patients. This development has been initiated in...
Briefs: Electronics & Computers
Hybrid high-temperature-superconductor (HTS)/semiconductor planar oscillator circuits that operate at a frequency of 8.4 GHz have been developed. In the original intended application, one...
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Webcasts
Upcoming Webinars: Energy
Hydrogen Engines Are Heating Up for Heavy Duty
Upcoming Webinars: Electronics & Computers
Advantages of Smart Power Distribution Unit Design for Automotive...
Upcoming Webinars: Unmanned Systems
Quiet, Please: NVH Improvement Opportunities in the Early Design...
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From Spreadsheets to Insights: Fast Data Analysis Without Complex...
Upcoming Webinars: Automotive
Battery Abuse Testing: Pushing to Failure
Upcoming Webinars: AR/AI
