Frequency-Invariant Uniform Circular Array for Wideband mm-Wave Channel Characterization - Fengchun Zhang; Wei Fan; Pedersen, Gert F. (IEEE antennas and wireless propagation letters, 2017)
Keywords: Antenna arrays; Antenna measurements; Broadband antennas; Delays; Frequency-invariant beamformer (FIBFs); mm-wave channel characterization; Rotation measurement; Three-dimensional displays; Wideband; wideband channel sounding