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.
Critical advantages and challenges of using laser communications in space…the future of EMI protection for military aircraft…new "micro comb" chips promise to improve GPS accuracy. Read about these...
Blue Ghost, an historic lunar mission, is paving the way for future crewed endeavors and long‐term surface operations under NASA's Artemis campaign. Read about this and other recent advances in a compendium...
See the new products, including Corning Incorporated's Corning® Gorilla® Glass Ceramic; Epoxy Technology's EPO-TEK®353NDP, a high-performance, humidity-resistant epoxy; Edmund Optics' off-the-shelf HOLO/OR Diffractive Diffusers and Beamsplitters; Teledyne Technologies subsidiary FLIR's advanced multispectral imaging solution; and much more.
A new imaging technique developed by MIT researchers could enable quality-control robots in a warehouse to peer through a cardboard shipping box and see that the handle of a...
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.
The National Institute of Standards and Technology is working to provide best practice guidelines to help manufacturers use wireless systems. Read on to learn more about it.
Shape‐shifting antennas poised to transform communications…cutting‐edge drone killer radio wave weapon…researchers use ancient Japanese method to create tunable antennas. Read about these and other...
Artificial intelligence systems promise transformative advancements, yet their growth has been limited by energy inefficiencies and bottlenecks in data transfer. Researchers at Columbia Engineering have unveiled a groundbreaking solution: a 3D photonic-electronic platform that achieves unprecedented energy efficiency and bandwidth density, paving the way for next-generation AI hardware. Read on to learn more.
Augmented reality has become a hot topic in the entertainment, fashion, and makeup industries. Though a few different technologies exist in these fields, dynamic facial projection mapping is among the most sophisticated and visually stunning ones. Read on to learn more about it.
Researchers have developed a photonic chip-based traveling wave parametric amplifier that achieves ultra-broadband signal amplification in an unprecedentedly compact form. Read on to learn more about it.
A major challenge in self-powered wearable sensors for health care monitoring is distinguishing different signals when they occur at the same time. Researchers addressed this issue by uncovering a new property of a sensor material, enabling the team to develop a new type of flexible sensor that can accurately measure both temperature and physical strain simultaneously but separately to more precisely pinpoint various signals. Read on to learn more.
Residents of the Manu’a Islands in American Samoa were feeling the earth shake, raising concerns of an imminent volcanic eruption or tsunami. Scientists from the U.S. Geological Survey used machine learning and a technique called template matching on shaking data recorded from a single seismic sensor located 250 kilometers away to locate the source of the shaking. Read on to learn more.
Electromagnetic interference (EMI) is when an external source disrupts an electrical device's operation. EMI, which can be caused by natural or man-made sources, can be used intentionally for radio jamming. How much do you know about EMI? Find out with this quiz.
Innovators at NASA Johnson Space Center have developed an adaptable RFID system that optimizes transmission for priority data as targets move in and out of passive coverage areas. The method extends the range, and reduces data latency, of ultra-low power battery-assisted passive RFID sensor tags. Read on to learn more.
In the future, autonomous drones could be used to shuttle inventory between large warehouses. A drone might fly into a semi-dark structure the size of several...
In a paper published in the journal Nature Nanotechnology, a team of Caltech engineers reports building a metasurface patterned with miniscule tunable antennas capable of reflecting an incoming beam of optical light to create many sidebands, or channels, of different optical frequencies. Read on to learn more.
See the products of tomorrow, including a 3D microwave antenna, smart CCTV systems trained to spot blockages in urban waterways, and a full-scale prototype for six telescopes that will enable, in the next decade, the space-based detection of gravitational waves.
Researchers showed how kirigami — a variation of origami — can transform a single sheet of acetate coated with conductive MXene ink into a flexible 3D microwave antenna whose transmission frequency can be adjusted simply by pulling or squeezing to slightly shift its shape.
Innovators have developed a method and apparatus to multiplex Radio Frequency Identification (RFID) signals efficiently. The resulting Hyper-Distributed RFID Antenna (HYDRA) system enhances distribution of the RFID reader signal, providing improved coverage for large areas as well as for small, fixed regions requiring a high density of reader antennas.
RF and microwave technologies are critical in a range of mil/aero applications including electronic warfare, space communications, and counter‐UAS measures. Read about the latest innovations in this...
Ultimately, the success of the 5G Open Radio Access Network (5G O-RAN) deployments hinges on a multi-pronged approach involving a blend of collaboration, standardization, and advanced automated testing tools.
Innovators at the NASA Glenn Research Center have developed the PLGRM system, which allows an installed antenna to be characterized in an aircraft hangar. All PLGRM components can be packed onto pallets, shipped, and easily operated.
Ice build-up on aircraft and wind turbines can impact the safety and efficiency of their systems. Microwave sensors were developed that can identify in real time these accumulations while calculating the rate of melting. This is crucial data for aviation.
See the new products, including TDK-Micronas' further extended Micronas 3D HAL® position sensor family, AW-Lake’s TRICOR Coriolis Flow Meters, Kistler's new accelerometer series 8740A and 8788A, Melexis' MLX90830, and more.
The world's first long‐range radio communications with an atomic quantum sensor…a sensor material 10x stronger than Kevlar…a microchip combining two Nobel Prize‐winning techniques to monitor the...
Researchers at the University of Birmingham have developed a new type of high-performance “phase shifter” using a liquid gallium alloy — which varies the phase angle of microwave and millimeter-wave radio signals — for use in advanced phase array antenna systems.
Researchers have created a device that enables them to electronically steer and focus a beam of terahertz electromagnetic energy with extreme precision. This opens the door to high-resolution, real-time imaging devices that are hundredths the size of other radar systems and more robust than other optical systems.
MIT researchers have demonstrated the first system for ultra-low-power underwater networking and communication, which can transmit signals across kilometer-scale distances. This technique uses about one-millionth the power that existing underwater communication methods use.
