Advanced Telecommunications tagged posts

Breakthrough Metasurface Materials Tech Unleashes Enhanced Control for Advanced Telecommunications and Beyond

Breakthrough metasurface materials tech unleashes enhanced control for advanced telecommunications and beyond
Dual-resonance unit cell with three copper layers on a printed circuit board and a backplane. The front and back of the unit cell are also shown, which, respectively, host a varactor and series varactor-resistor pair. Credit: Physical Review Applied (2023). DOI: 10.1103/PhysRevApplied.20.014004

Cities can be obstacle courses for communications signals. A radio signal must travel from a cell phone to a router to a cell tower, and onward to its recipient—all while bouncing between walls, buildings and other structures. When it hits an obstacle, the radio wave gets scattered, diminishing the signal. This in turn reduces the bandwidth. At the same time, the signal must compete with the bandwidth needs of numerous other devices in the area...

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