RF & Microwave Electronics

Antennas

Explore articles, technical briefs, and news essential to design engineers working with Antennas and RF Systems. Find information on next-generation antenna designs and RF systems devices.

Latest Briefs & News

Briefs : Communications
Technique Locates Robots and Humans in GPS-Challenged Environments

An algorithm enables localization of humans and robots in areas where GPS is unavailable. The Army needs to be able to localize agents operating in physically complex, unknown, and infrastructure-poor environments. This capability is critical to help find dismounted soldiers and...

Briefs : Imaging
Multi- and Wide-Band Single-Feed Patch Antenna

A novel patch antenna technology was developed that provides significant benefits to NASA satellite communication applications, offering a unique wide-band/multi-band operating capability. For other non-space applications, the antenna design also offers broadband capability with high gain for...

Briefs : Test & Measurement
Antenna Near-Field Probe Station Scanner

Antenna characterization techniques are often expensive and time-consuming. NASA’s Glenn Research Center developed a highly versatile and automated system to perform characterization of single or multiple small circuit antennas, printed on-wafer or on other substrates, by measuring the antenna’s...

Briefs : Materials
Textile Cools or Insulates Automatically
Textile Cools or Insulates Automatically

Researchers have created a fabric that automatically regulates the amount of heat that passes through, depending on conditions; for example, when conditions are warm and moist — such as those of a...

Textile Cools or Insulates Automatically
Briefs : Energy
Technology Produces Unclonable Digital Fingerprints for Internet of Things Devices
Technology Produces Unclonable Digital Fingerprints for Internet of Things Devices

Researchers have created technology that is 10 times more reliable than current methods of producing unclonable digital fingerprints that can be used to...

Technology Produces Unclonable Digital Fingerprints for Internet of Things Devices
Briefs : Communications
More Sensitive Measurement of Semiconductor Material Quality
More Sensitive Measurement of Semiconductor Material Quality

Accurately measuring semiconductor properties of materials in small volumes helps engineers determine the range of applications for which these materials may be suitable in the...

More Sensitive Measurement of Semiconductor Material Quality
Articles : Aerospace
Products of Tomorrow: July 2019
Products of Tomorrow: July 2019

This column presents technologies that have applications in commercial areas, possibly creating the products of tomorrow. To learn more about each technology, see the contact information provided for that...

Products of Tomorrow: July 2019
Briefs : Transportation
Breakthrough Could Enable Infrared Cameras for Electronics, Self-Driving Cars
Breakthrough Could Enable Infrared Cameras for Electronics, Self-Driving Cars

There's an entire world our eyes miss, hidden in the ranges of light wavelengths that human eyes can't see. But infrared cameras can pick up this light emitted as...

Breakthrough Could Enable Infrared Cameras for Electronics, Self-Driving Cars
Special Reports : Electronics & Computers
RF & Microwave Electronics

In this compendium of recent articles from the editors of Aerospace & Defense Technology and Tech Briefs, read about how high-frequency electronics advances are enabling new applications in space communications, aviation, the military and more.

Briefs : Materials
Generating Electrical Power from Waste Heat
Generating Electrical Power from Waste Heat

Directly converting electrical power to heat is easy; however, converting heat into electrical power is not as easy. To address this issue, a tiny silicon-based device was developed that can...

Generating Electrical Power from Waste Heat
Briefs : Semiconductors & ICs
High-Performance, Current-Steering Digital-to-Analog Converter
High-Performance, Current-Steering Digital-to-Analog Converter

A current-steering digital-to-analog converter (DAC) was developed that achieves improved switching times (up to 75% faster) in high-speed (gigahertz), high-resolution (8-14...

High-Performance, Current-Steering Digital-to-Analog Converter
Q&A : RF & Microwave Electronics
Q&A: NASA's Dr. Mahmooda Sultana Makes Multifunctional Sensors

Dr. Sultana won funding to advance a nanomaterial-based detector platform that can sense environmental parameters from minute concentrations of target gases and vapors, to atmospheric pressure and temperature, and then transmit that data via a wireless antenna — all from the same 3...

Briefs : Imaging
The Teletenna — a Hybrid Telescope Antenna System
The Teletenna — a Hybrid Telescope Antenna System

Innovators at NASA’s Glenn Research Center have developed a hybrid telescope antenna system — Teletenna — to deliver high-data-rate communication over great distances. Teletenna has...

The Teletenna — a Hybrid Telescope Antenna System
Briefs : Aerospace
Multi-Purpose, Flexible Wing Structure for Small Unmanned Aerial Systems

Small unmanned aircraft systems (UAS), also known as micro air vehicles, are promising tools for a variety of military and commercial applications. Some small UAS have flexible wings and are lightweight, making them back-packable and easy to deploy. Most UAS that are...

Articles : Nanotechnology
Lightweighting in Aerospace Component and System Design
Lightweighting in Aerospace Component and System Design

Lightweighting design is an extensively explored and utilized concept in many industries, especially in aerospace applications, and is associated with the green aviation concept. The...

Lightweighting in Aerospace Component and System Design
Briefs : Test & Measurement
Microchip Tracks Smart Pills
Microchip Tracks Smart Pills

Researchers have developed a prototype miniature medical device that could ultimately be used in smart pills to diagnose and treat diseases. A key to the new technology is that its location can be precisely...

Microchip Tracks Smart Pills
Briefs : RF & Microwave Electronics
Ricocheting Radio Waves Monitor the Tiniest Movements
Ricocheting Radio Waves Monitor the Tiniest Movements

Infrared motion detectors can cover only a limited amount of space, a person has to be within the detector's line of sight to be detected, and lights can go off when a person remains...

Ricocheting Radio Waves Monitor the Tiniest Movements
5 Ws : RF & Microwave Electronics
5 Ws of Spray-On Antennas
5 Ws of Spray-On Antennas

Who

Manufacturers and users of wearables, functional fabrics, mobile devices, wireless routers, and Internet of Things devices.

5 Ws of Spray-On Antennas
Articles : Medical
Innovators Recognized for "Creating the Future" 2018
Innovators Recognized for

The Create the Future Design Contest was launched in 2002 to help stimulate and reward engineering innovation. In the past 16 years, the annual contest has drawn more than 13,000 product...

Innovators Recognized for
Articles : Electronics & Computers
2018 Create the Future Design Contest: Electronics/Sensors/IOT Category Winner
2018 Create the Future Design Contest: Electronics/Sensors/IOT Category Winner

FUTURE ANTENNA MINIATURIZATION MECHANISM: MAGNETOELECTRIC ANTENNAS

Hwaider Lin and Nian-Xiang Sun, Northeastern University, Boston, MA...
2018 Create the Future Design Contest: Electronics/Sensors/IOT Category Winner
Products : Manufacturing & Prototyping
New on the Market: October 2018
New on the Market: October 2018

Temperature Transmitters

The Sitrans TH320/420 and TR320/420 WirelessHART (Highway Addressable Remote Transducer Protocol) temperature transmitters from Siemens, Erlangen, Germany, are available for a...

New on the Market: October 2018
Articles : Materials
NASA at 60: Celebrating Success

Over the past 60 years, NASA scientists and engineers have developed many advanced technologies and processes. But NASA has also partnered with industry, using commercially available products to complete its missions. Here, some of those companies join NASA in celebrating these collaborative successes.

INSIDER : RF & Microwave Electronics
Merging Antenna and Electronics Boosts Energy and Spectrum Efficiency
Merging Antenna and Electronics Boosts Energy and Spectrum Efficiency

By integrating the design of antenna and electronics, researchers have boosted the energy and spectrum efficiency for a new class of millimeter wave transmitters, allowing...

Merging Antenna and Electronics Boosts Energy and Spectrum Efficiency
Briefs : Communications
Multi-Layer Wireless Sensor Construct for Use at Electrically Conductive Material Surfaces
Multi-Layer Wireless Sensor Construct for Use at Electrically Conductive Material Surfaces

NASA's Langley Research Center has developed a SansEC Sensor technology for use with aerospace fuel delivery systems. The SansEC technology is a...

Multi-Layer Wireless Sensor Construct for Use at Electrically Conductive Material Surfaces