📡 Researchers at #UESTC developed a groundbreaking triple-band antenna array for #5G #base #stations—supporting #2G/3G/4G/5G in one ultra-compact design (0.69λL × 0.69λL × 0.177λL). Achieves 32.7-40% bandwidth with excellent isolation using novel L-H-M topology. ieeexplore.ieee.org/document/966...
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