A Novel Ultrawideband Transmitarray Design Using Tightly Coupled Dipole Elements

• Published in: IEEE transactions on antennas and propagation Vol. 67; no. 1; pp. 242 - 250
• Main Authors: Cai, Yuan-Ming, Li, Wenting, Li, Ke, Gao, Steven, Yin, Yingzeng, Zhao, Luyu, Hu, Wei
• Format: Journal Article
• Language: English
• Published: New York IEEE 01.01.2019; The Institute of Electrical and Electronics Engineers, Inc. (IEEE)
• Subjects: Antenna arrays; Antenna feeds; Antenna radiation patterns; Antennas; Bandwidths; Delays; Dipoles; Tightly coupled arrays; Transmission lines; transmitarray (TA); Transmitting antennas; Ultrawideband; ultrawideband antenna; Unit cell; Wideband

One of the key challenges in transmitarray (TA) designs is its narrow bandwidth. To overcome this limitation, this paper proposes a novel design of ultrawideband TA antenna based on tightly coupled dipole arrays (TCDAs). The array consists of <inline-formula> <tex-math notation="LaTeX&...