<p>➀ Researchers from Southeast University and Nanyang Technological University have developed a programmable metasurface antenna that promises to revolutionize wireless communication with unmatched efficiency and speed.</p><p>➁ The new antenna, built on a printed circuit board (PCB), features an innovative design with three metallic layers and two substrates, achieving precise control over the transmitted patterns.</p><p>➂ This antenna eliminates the need for additional modules and retrieves nearly all encoding patterns from a single measurement, significantly boosting information mapping efficiency.</p>