US Patent 11916315 Circular disk with first and second edge openings

Various embodiments that relate to a circular disk configured to radiate a signal. The radiating disk can include edge openings. Within these edge openings power supplies can rest. When the power supplies function, they can cause the circular disk to radiate with either a dipole pattern or a cardioid pattern. A controller can manage how these power supplies function depending on if the dipole pattern or the cardioid pattern is desired.