WiFi News

February 20, 2025

Top Headlines

Breakthrough in Wireless Charging Technology

Feb. 19, 2025 — The efficiency of wireless charging systems is limited by power loss occurring due to frequency changes in the resonant circuits that enable power transfer. These necessary modulations reduce electromagnetic interference caused by resonant ...

Innovative Design Techniques for Better Performance of Wireless Transmitters

Feb. 14, 2025 — Three innovative design techniques substantially enhance wireless transmitter performance and can boost power efficiency and elevate data rates concurrently. This effectively aligns with the growing ...

Scientists Enhance Smart Home Security With AIoT and WiFi

Feb. 10, 2025 — Artificial Intelligence of Things (AIoT) is becoming immensely popular because of its widespread applications. In a groundbreaking study, researchers present a new AIoT framework called MSF-Net for accurately recognizing human activities using WiFi ...

Advanced Communication Technology for Faster, Reliable 5G and 6G Networks

Feb. 6, 2025 — Researchers have developed an innovative method to improve next-generation wireless networks. Their approach ensures faster, more reliable connections by simplifying how large amounts of signal data are managed and using artificial intelligence to ...

Latest Headlines

updated 11:10pm EST

Secure and Steady 6G Communication

Feb. 10, 2025 — Sixth-generation, or 6G, cellular networks are the next step in wireless communication, and electromagnetic terahertz waves are seen as crucial to its development. However, terahertz waves, with ...

Harnessing Electromagnetic Waves and Quantum Materials to Improve Wireless Communication Technologies

Jan. 21, 2025 — A team of researchers has developed innovative methods to enhance frequency conversion of terahertz (THz) waves in graphene-based structures, ...

Low-Cost System Will Improve Communications Among Industrial Machines

Jan. 8, 2025 — Researchers have found a low-power, inexpensive way for large numbers of devices, such as machines in factories and equipment in labs, to share information by efficiently using signals at untapped ...

AI Slashes Cost and Time for Chip Design, but That Is Not All

Jan. 6, 2025 — Researchers have harnessed artificial intelligence to take a key step toward slashing the time and cost of designing new wireless chips and discovering new functionalities to meet expanding demands ...

Researchers 3D Print Compact, Low-Cost Vortex Beam Generators

Dec. 12, 2024 — Researchers have developed a 3D-printed device that generates twisting light beams with orbital angular momentum (OAM), a form of rotational energy that can carry more data than regular ...

Reality Check: Making Indoor Smartphone-Based Augmented Reality Work

Nov. 23, 2024 — To understand the practical challenges of indoor augmented reality applications on smartphones, researchers conducted 113 hours of extensive experiments and case studies over 316 patterns to ...

Study Show the Effectiveness of a Portable EKG Patch

Nov. 12, 2024 — Research shows that a newly-developed wireless EKG patch is as accurate, if not more accurate, than results from traditional EKG machines. The device is known as the EKG Patch ...

Engineers Set New Record on How Fast Data Can Be Sent Wirelessly

Oct. 16, 2024 — A new world record in wireless transmission, promising faster and more reliable wireless communications, has been set by researchers. The total bandwidth of 145GHz is more than five times higher than ...

Ancient 3D Paper Art, Kirigami, Could Shape Modern Wireless Technology

Oct. 14, 2024 — The future of wireless technology -- from charging devices to boosting communication signals -- relies on the antennas that transmit electromagnetic waves becoming increasingly versatile, durable and ...

Silicon Chip Propels 6G Communications Forward

Aug. 29, 2024 — A team of scientists has unlocked the potential of 6G communications with a new polarization multiplexer. This allows multiple data streams to be transmitted simultaneously over the same frequency ...

New Nano-Device Could Mean Your Run Could Power Your Electrical Wearables

Aug. 22, 2024 — Your early morning run could soon help harvest enough electricity to power your wearable devices, thanks to new ...

Turning Unused Signals Such as Wi-Fi Into Energy for Electronics

Aug. 7, 2024 — We are constantly surrounded by electromagnetic waves such as Wi-Fi. Researchers tested a device to convert this ambient energy into energy for electronic ...

Study Finds Lasting, Reliable Performance for Wireless Pacemaker

July 30, 2024 — A dual-chamber wireless pacemaker provides reliable performance over three months, bolstering evidence for this new pacemaker ...

Model of Extending Radio Wave Coverage Using Reconfigurable Intelligent Surfaces

July 11, 2024 — Researchers developed a model showing the ability of reconfigurable intelligent surfaces to redirect the propagation of radio waves, which could improve the ...

Wireless Receiver Blocks Interference for Better Mobile Device Performance

June 28, 2024 — Researchers developed a new wireless receiver that can block strong interference signals at the earliest opportunity, which could improve the performance of a mobile ...

Towards Wider 5G Network Coverage: Novel Wirelessly Powered Relay Transceiver

June 17, 2024 — A novel 256-element wirelessly powered transceiver array for non-line-of-sight 5G communication, featuring efficient wireless power transmission and high-power conversion efficiency, has been ...

Wirelessly Powered Relay Will Help Bring 5G Technology to Smart Factories

June 17, 2024 — A recently developed wirelessly powered 5G relay could accelerate the development of smart factories, report scientists. By adopting a lower operating frequency for wireless power transfer, the ...

Discovery Highlights 'Critical Oversight' in Perceived Security of Wireless Networks

June 6, 2024 — A research team has uncovered an eavesdropping security vulnerability in high-frequency and high-speed wireless backhaul links, widely employed in critical applications such as 5G wireless cell phone ...

To 6G and Beyond: Engineers Unlock the Next Generation of Wireless Communications

May 24, 2024 — Engineers have developed a new tool that could unlock 6G and the next generation of wireless networks: an adjustable filter that can successfully prevent interference in high-frequency bands of the ...

Wearable Devices Get Signal Boost from Innovative Material

May 22, 2024 — An international team have developed a new material that moves like skin while preserving signal strength in electronics. The technology could enable the development of next-generation wearable ...

Could New Technique for 'Curving' Light Be the Secret to Improved Wireless Communication?

Apr. 9, 2024 — A study that could help revolutionize wireless communication introduces a novel method to curve terahertz signals around an ...

Brain-Inspired Wireless System to Gather Data from Salt-Sized Sensors

Mar. 19, 2024 — In a new study, researchers describe a novel approach for a wireless communication network that can efficiently transmit, receive and decode data from thousands of microelectronic chips that are each ...

3D Reflector Microchips Could Speed Development of 6G Wireless

Mar. 6, 2024 — Researchers have developed a semiconductor chip that will enable ever-smaller devices to operate at the higher frequencies needed for future 6G communication ...

Photonics-Based Wireless Link Breaks Speed Records for Data Transmission

Feb. 1, 2024 — Researchers demonstrated a 300 GHz-band wireless link that was able to transmit data over a single channel at a rate of 240 gigabits per second. The wireless communication system employs signal ...

Artificial Intelligence Helps Unlock Advances in Wireless Communications

Jan. 11, 2024 — A new wave of communication technology is quickly approaching and researchers are now investigating ways to configure next-generation mobile ...

Wireless Tracking System Could Help Improve the XR Experience

Dec. 21, 2023 — Engineers developed a technology that delivers centimeter-level accuracy for real-time tracking in extended reality (XR) applications. It uses wireless signals to ensure precise asset localization ...

Long in the Bluetooth: Scientists Develop a More Efficient Way to Transmit Data Between Our Devices

Nov. 21, 2023 — Researchers have developed a more energy efficient way of connecting our personal devices. New technology consumes less power than Bluetooth and can improve battery life of tech accessories, ...

Novel Device Promotes Efficient, Real-Time and Secure Wireless Access

Oct. 27, 2023 — Researchers have created new technology for more accessible, real-time wireless ...

Wifi Can Read Through Walls

Sep. 11, 2023 — Researchers have proposed a new foundation that can enable high-quality imaging of still objects with only WiFi signals. Their method uses the Geometrical Theory of Diffraction and the corresponding ...

Scientists Develop an Energy-Efficient Wireless Power and Information Transfer System

Sep. 5, 2023 — Simultaneous wireless information and power transfer (SWIPT)-aided nonorthogonal multiple access (NOMA) system, used for communication in the Industrial Internet of Things (IIoTs), suffers from ...