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Technology

Reconfigurable Intelligent Surfaces for Wireless Signal Enhancement

Quick fact

A single RIS can contain hundreds or thousands of tiny elements, each able to shift the phase of a reflected radio wave individually, effectively turning any surface into a programmable antenna array.

Why this is interesting

Imagine if walls and buildings could act like smart mirrors for Wi-Fi, bending signals to reach you perfectly. Sounds like sci-fi? That's exactly what reconfigurable intelligent surfaces promise.