Communications

Wireless

Latest Briefs & News

Special Reports : RF & Microwave Electronics
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.

Special Reports : Data Acquisition
ADAS/Connected Car

Today's Advanced Driver Assistance Systems (ADAS) and connected cars are paving the way for tomorrow's automated vehicles. To help you keep pace with the latest technology developments, we present this compendium of recent articles from the editors of Automotive Engineering, Autonomous Vehicle Engineering, and Truck &...

Question of the Week : Test & Measurement
Will 5G Impact How You Test and Design?

We see a huge ‘Fear of Missing Out’ as companies, or even nations, become the first to release new 5G technologies and products,” said National Instruments’ Charles Schroeder during last month’s NIWeek event.

Articles : Sensors/Data Acquisition
Sensors Expo Preview 2019

The 2019 Sensors Expo and Conference will be held at the McEnery Convention Center, San Jose, CA from June 25 – 27. Both the expo and conference are excellent opportunities to get a good sense of important sensor trends. Among the wide variety of themes at the conference, some strike me as being very significant for...

Briefs : Manufacturing & Prototyping
Algorithm Predicts How Electromagnetic Waves Interact with Materials at the Smallest Scales

Magnetic materials can attract or repel each other based on their polar orientation — positive and negative ends attract each other, while two positives or two negatives repel. When an electromagnetic signal like a radio wave passes through such...

Briefs : Test & Measurement
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...

Q&A : Communications
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...

INSIDER : Electronics & Computers
Miniature, High-Performance, Low-Cost 5G Transceiver Design

Researchers at the Tokyo Institute of Technology have devised a strategy to support high-speed mobile data access using the millimeter-wave spectrum for a fifth-generation (5G)...

Briefs : Imaging
Using Common WiFi to Detect Weapons, Bombs, and Chemicals in Bags

Ordinary WiFi can easily detect weapons, bombs, and explosive chemicals in bags at museums, stadiums, theme parks, schools, and other public venues using a low-cost suspicious...

Briefs : Sensors/Data Acquisition
Multiplexing of Wireless Surface Acoustic Wave Sensors

The traditional approach for wireless sensors involves interrogators that communicate with each other (i.e., the two boxes “talk” to each other). In contrast, surface acoustic wave...

Briefs : Data Acquisition
System Enables Direct Data Transmission Between Underwater and Airborne Devices

Today, underwater sensors cannot share data with those on land, as both use different wireless signals that only work in their respective mediums. Radio signals that travel through air die very rapidly in water. Acoustic signals, or sonar, sent by underwater devices...

Products : Motion Control
Product of the Month: April 2019 Tech Briefs

nanotron, Munich, Germany, introduced 360° Edge Analytics tools and location-aware wireless sensors for manufacturing and healthcare. The products automatically extract event information in real...

Articles : Sensors/Data Acquisition
Building Blocks for a Practical Wireless Sensor System

We recently interviewed Justin Bessette, Manager, Wireless Systems and Software Engineering at LORD Corporation, Micro-Strain® Sensing Systems, about the nuts and bolts of a wireless...

Articles : Lighting
Understanding Bluetooth Mesh Networking

Bluetooth technology is focused on short-range wireless connectivity. Most of us know the Bluetooth standard as the way we connect a phone to our car or a headset for hands-free operation. But...

Application Briefs : Test & Measurement
Make Your Construction Jobsite Safer and Faster with Smart Sensors

Concrete is the material most widely used by humans — after water. As its ingredients are readily available almost anywhere in the world, it is the main component used by...

Products : Mechanical & Fluid Systems
New Products: March 2019 Sensor Technology

Torque Measurement System

To address the demand for a more accurate, reliable, customizable, and easy-to-use force measurement device, Interface Force Measurement Systems (Scottsdale, AZ)...

Briefs : Sensors/Data Acquisition
High-Power Thermoelectric Generator

Objects in our daily lives, such as speakers, refrigerators, and even cars, are becoming “smarter” day by day as they connect to the Internet and exchange data, creating the Internet of Things (IoT)....

Products : Sensors/Data Acquisition
New on the Market: March 2019

Controller and Datalogger

Watlow, St. Louis, MO, introduced a batch processing feature for the F4T temperature and process controller and D4T datalogger. The new feature helps collect manufacturing part...

Articles : Manufacturing & Prototyping
SAE WCX: Bringing You the Future of Mobility

WCX™ World Congress Experience 2019 — presented by SAE International — is for forward-thinking engineers, executives, OEMs, suppliers, decision-makers, disruptors, and the entire spectrum of...

Briefs : Test & Measurement
MEMS Switch Extends Life of Cellphones

A new type of microelectromechanical system (MEMS) was developed that uses electrostatic levitation to provide a more robust system. All cellphones use MEMS switches for wireless communication, but traditionally there are just two electrodes. The switches open and close numerous times during just one hour,...

Briefs : Communications
Interoperable Intelligent Controllers for Process Management and Control Networks

NASA Johnson Space Center developed reprogrammable and interchangeable electronic controllers that can attach to a system or subsystem wirelessly or through plug-and-play capability. Originally designed to work with rocket engines, this technology can control...

Blog : Transportation
More from CES 2019: Attack Surfaces Expand as Cars Increasingly Connect
David Barzilai from Karamba Security tells Tech Briefs what threats to the connected car concern him the most.
Question of the Week : Electronics & Computers
Do You Expect Successful Cyberattacks on Today’s Connected Cars?

In today’s lead story, Stacy Janes showed optimism regarding the security of connected cars.

Briefs : Sensors/Data Acquisition
Gateway Integrates Wireless Sensors with Existing Aircraft Systems

In traditional hardwired avionics systems, sensor integration requires installation of literally tons of physical cable that significantly increases vehicle weight and the...