Keyword: Unmanned Underwater and Surface Vehicles (UUW/​USV)

Unmanned Systems

Briefs: Propulsion
This fuel cell could power a variety of transportation modes such as unmanned underwater vehicles, drones, and eventually electric aircraft.
Question of the Week: Electronics & Computers
Will Underwater Exploration Go Battery-Free?

A Tech Brief featured in our April issue highlighted a battery-free pinpointing system from MIT called Underwater Backscatter Localization. Rather than emitting its own acoustic signals, the “UBL” reflects modulated signals from its environment. The reflections provide researchers with positioning...

Briefs: RF & Microwave Electronics
This system enables battery-free ocean exploration with applications ranging from marine conservation to aquaculture.
Special Reports: Unmanned Systems
Unmanned Systems - March 2021

Drones that swarm and change shape mid-flight... autonomous combat vehicles on the battlefield...the latest in counter-UAS technology. Read about new advances in air and ground unmanned systems in this report...

Special Reports: Robotics, Automation & Control
Rugged Computing - March 2021

From the battlefield to the oceans to the extremes of space, electronics and computing advances enable missions in the harshest conditions. To help you keep pace with the latest developments, we present this...

Briefs: Energy
The battery could be used for drones, cars, or underwater applications at low temperatures.
Articles: Unmanned Systems
The NiobiCon™ underwater connector will not short out, corrode, or cause an electrical shock if touched while powered in harsh environments like saltwater.
Question of the Week: Robotics, Automation & Control
Will Mobile Docking Stations Become an Essential Part of Underwater Exploration?

An INSIDER story this month highlighted an innovative way of supporting underwater robots: mobile docking stations.

Blog: Robotics, Automation & Control
A robot being tested at the University of California San Diego takes after an aquatic invertebrate that has a jet-like way moving through the water: The Squid.
Blog: Robotics, Automation & Control
Researcher Nina Mahmoudian is finding a new way for underwater robots to recharge and upload their data, and then go back out to continue exploring, without the need for human intervention.
Special Reports: RF & Microwave Electronics
Aerospace & Defense - October 2020

In this compendium of recent articles from the editors of Tech Briefs and Aerospace & Defense Technology, you'll learn about NASA's return to the moon with Apollo's twin sister Artemis, how autonomous...

Briefs: Motion Control
Inspired by a coral polyp, this plastic mini robot moves by magnetism and light.
Facility Focus: Unmanned Systems
See how "APL" is developing ways to ensure the safety and performance of autonomous systems.
Question of the Week: Robotics, Automation & Control
Will ‘Roboats’ Catch On?

Our July issue of Tech Briefs highlighted a fleet of “roboats” that could someday transport people, collect trash, and self-assemble into floating structures.

The Roboat autonomous robotic boats — rectangular hulls equipped with sensors, thrusters, microcontrollers, GPS modules, cameras, and other...

Blog: Unmanned Systems
A tiny underwater robot may someday filter out water contaminants by catching them with its tentacles.
Briefs: Robotics, Automation & Control
A fleet of “roboats” could transport people, collect trash, and self-assemble into floating structures.
Briefs: Communications

Reliable, long-range acoustic communications (LRAC) is an enabling technology for numerous applications of manned and unmanned underwater systems. For example, with the capability of communicating at...

INSIDER: Test & Measurement

A new underwater robot designed by University of Washington researchers will monitor the effects of tidal and wave energy on marine habitats.

Briefs: Unmanned Systems
Autonomous Planning and Replanning for Mine-Sweeping Unmanned Underwater Vehicles

This software generates high-quality plans for carrying out mine-sweeping activities under resource constraints. The autonomous planning and replanning system for unmanned underwater vehicles (UUVs) takes as input a set of prioritized mine-sweep regions, and a...

Briefs: Unmanned Systems

An ocean thermal energy conversion (OTEC), now undergoing development, is a less-massive, more-efficient means of exploiting the same basic principle as that of the proposed system described in...

Blog: Electronics & Computers
NASA Briefs

A chip has been designed at NASA's Jet Propulsion Laboratory to increase the usefulness of monolithic millimeter-wave integrated circuit (MMIC) components at submillimeter-wave frequencies. The chip incorporates two integrated, radial E-plane probes with an MMIC amplifier in between, thus creating a fully integrated waveguide module....

Briefs: Electronics & Computers

A proposed system for exploiting the ocean thermal gradient to generate power would be based on the thawing-expansion/ freezing-contraction behavior of a wax or perhaps another suitable...

Briefs: Mechanical & Fluid Systems

A proposed system would exploit the ocean thermal gradient for recharging the batteries in a battery-powered unmanned underwater vehicle [UUV (essentially, a small exploratory submarine...

Briefs: Unmanned Systems

The miniature autonomous submersible explorer (MASE) has been proposed as a means of scientific exploration—especially, looking for signs of life—in harsh, relatively...