6G tagged posts

AI-powered intelligent 6G radio access technology significantly enhances wireless communication performance

ETRI develops AI-powered intelligent 6G radio access technology that significantly enhances wireless communication performance

Korea’s research community has reached an important milestone on the path toward next-generation mobile communications with the development of a technology platform that brings the 6G era closer. Researchers expect that AI-Native mobile networks, in which artificial intelligence autonomously controls and optimizes the communication system, could achieve transmission efficiencies up to 10 times higher than those of 5G.

Breakthroughs in AI-based wireless access
ETRI has completed the development of AI-based wireless access technology (AI-RAN), a core foundational technology for the 6G era, and has achieved significant results in paving the way for the AI-based next-generation mobile communication era.

The biggest feature of this technology is that it has applied AI to wireless tran...

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AI-powered method improves reliability of next-generation networks

Network technology focused on signal developed for faster, reliable 5G and 6G networks
mmWave Massive MIMO system with moving UE; The angle-delay reciprocity holds in stationary (quasi-static) but not in non-stationary scenarios. Credit: IEEE Transactions on Wireless Communications (2024). DOI: 10.1109/TWC.2024.3476474

As 5G and 6G networks expand, they promise a future of incredibly fast and reliable wireless connections. A key technology behind this is millimeter-wave (mmWave), which uses very high-frequency radio waves to transmit huge amounts of data. To make the most of mmWave, networks use large groups of antennas working together, called massive Multiple-Input Multiple-Output (MIMO).

However, managing these complex antenna systems is challenging...

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Silicon Chip Propels 6G Communications Forward

Silicon chip propels 6G communications forward
Operation schematic of the proposed all-silicon terahertz integrated polarization (de)multiplexer. Credit: Dr. Weijie Gao / Osaka University

A team of scientists has unlocked the potential of 6G communications with a new polarization multiplexer. Terahertz communications represent the next frontier in wireless technology, promising data transmission rates far exceeding current systems.

By operating at terahertz frequencies, these systems can support unprecedented bandwidth, enabling ultra-fast wireless communication and data transfer. However, one of the significant challenges in terahertz communications is effectively managing and utilizing the available spectrum.

The team has developed the first ultra-wideband integrated terahertz polarization (de)multiplexer implemented on a s...

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Wireless Receiver Blocks Interference for Better Mobile Device Performance

A cellphone has a blue shield which blocks red interference.
Caption: A new receiver can block up to four times more interference than some similar devices.
Credits:Image: MIT News; iStock

The growing prevalence of high-speed wireless communication devices, from 5G mobile phones to sensors for autonomous vehicles, is leading to increasingly crowded airwaves. This makes the ability to block interfering signals that can hamper device performance an even more important — and more challenging — problem.

With these and other emerging applications in mind, MIT researchers demonstrated a new millimeter-wave multiple-input-multiple-output (MIMO) wireless receiver architecture that can handle stronger spatial interference than previous designs. MIMO systems have multiple antennas, enabling them to transmit and receive signals from different directions...

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