Communications

Overcoming Multipath Propagation

A research team has designed a passive metasurface-based filtering system that breaks free from LTI constraints through an innovative time-varying interlocking mechanism. The design incorporates metasurface panels with internally coupled circuit elements, including metal-oxide-semiconductor field-effect transistors (MOSFETs). Read on to learn more.

FPGA-Accelerated AI for Demultiplexing Multimode Fiber Toward Next-Generation Communications

The technique promises immediate impact not only on high-capacity optical communications but also on real-time endoscopic imaging, vibration-tolerant fiber sensors, and any application that demands fast, energyefficient phase retrieval. Read on to learn more.

New MEMS Modulator Offers Significant Advancements in Optical Efficiency

A new Microelectromechanical system (MEMS) grating modulator has been developed, offering significant advancements in optical efficiency and scalability for communication systems. By integrating a tunable sinusoidal grating with broadside-constrained continuous ribbons, a large-scale aperture of 30 × 30 mm is achieved and supports high-speed modulation up to 250 kHz. Read on to learn more.

Firefly Aerospace Adds Volta’s Wireless Power Receiver to Blue Ghost Mission 2 Lander

Firefly Aerospace recently announced a new commercial payload agreement with Volta Space Technologies to host a wireless power receiver on Firefly’s Blue Ghost Mission 2 lander on the far side of the Moon. The payload will serve as a technology demonstration for Volta’s planned lunar power network, called LightGrid. Read on to learn more.

New Wireless Transceiver Offers Fiber Optic Speed Without Physical Cables

A new transceiver invented by electrical engineers at the University of California, Irvine boosts radio frequencies into 140-gigahertz territory, unlocking data...

Microscopic Swimming Machines that Can Sense, Respond to Surroundings

Researchers have created the world’s smallest programmable, autonomous robots: microscopic swimming machines that can independently sense and respond to their surroundings, operate for months, and cost just a penny each.

Enhancing Signal Integrity and Security in Aerospace: RF-Over-Fiber Optics Hybrid Communications Technology

Although RF-over-Fiber systems are engineered and ruggedized to withstand harsh environments, aerospace systems remain vulnerable to environmental stressors that can degrade the performance of components over time. Maintaining signal integrity requires consistent testing and preventative maintenance of key equipment. Read on to learn more.

Artemis II Mission Launch

As 2026 nears, NASA continues moving forward to launching Artemis II, the first crewed mission under the Artemis campaign, no later than April next year. Test your knowledge about the mission in this quiz.

Entangled-Photon Pairs Secure Optical Communications

NASA's Glenn Research Center has developed a method of using entangled-photon pairs to produce highly secure mobile communications that require mere milliwatts of power. Read on to learn more.

A New Method to Protect Aircraft Against GPS Outages

Researchers from Sandia National Laboratories and Ohio State University are taking experimental navigation technology to the skies, pioneering a backup system to keep an airplane on course when it cannot rely on global positioning system satellites. Read on to learn more.

Researchers Give New Meaning to the Term “Microwave Brain”

Cornell researchers have developed a low-power microchip they call a “microwave brain,” the first processor to compute on both ultrafast data signals and wireless communication signals by harnessing the physics of microwaves. Read on to learn more about it.

The U.K.’s First Long-Distance, Quantum-Secured Video Call and More

Researchers have successfully demonstrated the U.K.’s first long-distance ultra-secure transfer of data over a quantum communications network, including the U.K.’s first long-distance quantum-secured video call. Read on to learn more.

How Much Do You Know About Space Optical Communications?

How much do you know about optical and laser communications in space? Test your knowledge with this quiz.

Test Your Knowledge About Small Satellites

Small satellites are revolutionizing space-based services due to their affordability, faster development cycles, and flexibility. Take this quiz to test your knowledge about smallsats.

AI-Powered Military Communications at the Tactical Edge

On this episode of the Aerospace & Defense Technology podcast, Fuse Integration CEO Sumner Lee is the guest to discuss how artificial intelligence (AI) is redefining how military communications and networks are leveraged in contested environments.

Implementing Predictive Maintenance

Predictive maintenance is based on condition monitoring, anomaly detection, and classification algorithms, and integrates predictive models which can estimate the remaining machine runtime. Read on to learn more about it and how to implement it.

Utilizing Acoustic Signals for Autonomous Swarm Formation in Micro-Robots

Animals like bats, whales, and insects have long used acoustic signals for communication and navigation. Now, an international team of scientists have taken a page from nature’s playbook to model micro-sized robots that use sound waves to coordinate into large swarms that exhibit intelligent-like behavior. Read on to learn more.

A New Window into Earth’s Upper Atmosphere

Between 50 and 100 kilometers (30-60 miles) above Earth’s surface lies a largely unstudied stretch of the atmosphere, called the mesosphere. It’s too high for airplanes and weather balloons,...

How Much Do You Know About the History of Television?

Television was king during the second half of the 20th century — what do you know about the history of the technology?

New Tech May Lead to Smaller, More Powerful Wireless Devices

A new class of synthetic materials could herald the next revolution of wireless technologies, enabling devices to be smaller, require less signal strength and use less power.

Unfurling Antennas Let Tiny Satellites Do Big Things

Satellite builders now have the option of using small, collapsible dish antennas made by Tendeg LLC of Louisville, CO, which developed them with funding and cooperation from NASA, along with the patented technology developed at JPL. Read on to learn more.