Robot Senses Hidden Objects

Researchers have developed a robot that uses radio waves, which can pass through walls, to sense occluded objects. The robot, called RF-Grasp, combines this powerful sensing with more traditional computer vision...

Next-Generation High-Performance Lasers

NASA’ Deep Space Network (DSN), a sort of GPS system for space, relies on atomic clocks for extreme accuracy. Any modern navigation system must accurately time radio signals to triangulate a...

Multispectral Imaging, Detection, and Active Reflectance (MiDAR)

This is a novel remote sensing instrument with myriad applications.

Robot Locates and Retrieves Buried Items

This robotic arm fuses data from a camera and antenna to locate and retrieve items buried under piles and completely out of view.

System Harvests Energy from Radio Waves to Power Wearable Devices

The electricity can be used to power wireless devices or to charge energy storage devices such as batteries and supercapacitors.

Radio Signals Image Hidden and Speeding Objects

This method could help firefighters find victims inside buildings and could track hypersonic objects such as missiles and space debris.

Fiber-Metal Laminate Manufacturing Technique

Synthesis of fiber-metal laminates is performed using RF plasma spray deposition.

Atom-Based Radio Communications

An atom-based sensor can determine the direction of an incoming radio signal.

Products of Tomorrow: September 2021

Water-sensing smartphone screens, a NASA-developed RF switch, and an ultrasound patch.

Conformal, Lightweight, Aerogel-Based Antenna

The flexible antenna was designed for active aeronautical satellite communications.

RF Wireless Power Unleashes the Ubiquity of Sensor Networks

AI will only reach its full potential when it can be fed with a constant stream of data from a plentitude of diverse sources.

Transport of Mechanical Energy, Even Through Damaged Pathways

This work could lead to much more robust devices that continue to operate in spite of damage.

Harnessing SWIR Line Scan Imaging Technology

Learn about the benefits of SWIR imaging, from food inspection to surveillance.

CMOS-Based Transceiver for 300 GHz

This transceiver for wireless communications at the 300-GHz band enables beyond-5G applications.

Industrial Connectivity with Single Pair Ethernet

Is "SPE" the future of industrial automation and automotive? It certainly has the potential, says Mike Anderson.

Facility Focus: Jacobs School of Engineering, University of California San Diego

Jacobs' scientists are helping to make contract-tracing apps, emergency-use ventilators, and even squid-bots.

Toroidal Radiation Pattern Patch Antenna

The antenna is designed for use in extreme conditions such as outer space.

Terahertz Receiver for 6G Wireless Communications

The device enables ultra-fast wireless communications at low cost.

Cascaded Offset Optical Modulator

This subsystem is used in free-space optical communications and fiber-optic communications.

Radar Enables Cars to Spot Hazards Around Corners

Using radar commonly deployed to track speeders and fastballs, the automated system “sees” around corners to spot oncoming traffic and pedestrians.

Combined Optical Transmitter and Receiver

The tiny unit is significant for the miniaturization of optoelectronic systems.

Quantum Sensor Enables Wide Spectral Coverage

The sensor could provide a way to detect communication signals over the entire radio frequency from 1 to 100 GHz.

Formula May Help 5G Wireless Networks Share Communications Frequencies

This method of machine learning could make communications in the unlicensed bands much more efficient.

A Combined Optical Transmitter and Receiver

Researchers at Linköping University, together with colleagues in China, have developed a tiny unit that is both an optical transmitter and a receiver.

Photonic Microwave Generation Using On-Chip Optical Frequency Combs

Using integrated photonic chips fabricated at EPFL, scientists have demonstrated laser-based microwave generators.

RF Innovations Give Batteries New Life

Low-power radio design is enabling new connected IoT products for consumer, commercial, industrial, and medical markets.

Products of Tomorrow: May 2020

A cryptographic ID tag, a high-reliability NASA switch, and a stretchable thermoelectric generator...

Ultra-Low-Power WiFi Radio Enables IoT Devices

Housed in a chip, it lets IoT devices communicate with existing WiFi networks.