Design of 3-D Printed Wideband THz Spatial Power Dividers Based on Two-Stage Phase Optimization Method for Heterodyne Detector Array Applications

• Published in: IEEE transactions on microwave theory and techniques Vol. 73; no. 7; pp. 3953 - 3966
• Main Authors: Jun Zhai, Zhen, Lin, Feng, Fai Chan, Ka, Jun Sun, Hou, Wu, Geng-Bo
• Format: Journal Article
• Language: English
• Published: IEEE 01.07.2025
• Subjects: Apertures; Detectors; Electric fields; Feeds; Heterodyne detector array; Optimization methods; Phased arrays; Power dividers; spatial power divider (SPD); terahertz (THz); Terahertz communications; Three-dimensional printing; transmitarray (TA); Wideband

This article presents a 3-dimensional (3-D) printed wideband <inline-formula> <tex-math notation="LaTeX">M \times M </tex-math></inline-formula> terahertz (THz) spatial power divider (SPD) based on the two-stage phase optimization method. It consists of a feed sourc...