Differential Retrodirective Array With Integrated Circuits in Low-Cost 0.18 μm CMOS for Automatic Tracking

• Published in: IEEE transactions on antennas and propagation Vol. 70; no. 2; pp. 1587 - 1590
• Main Authors: Guo, Jiacheng, Shen, Yizhu, Ye, Kai, Hu, Sanming
• Format: Journal Article
• Language: English
• Published: New York IEEE 01.02.2022; The Institute of Electrical and Electronics Engineers, Inc. (IEEE)
• Subjects: Amplifier design; Antenna arrays; Automatic tracking; Circular polarization; circular polarization (CP); CMOS; differential circuits; Frequency measurement; Gain; Integrated circuits; Low cost; Low voltage; Microstrip antenna arrays; Mixers; Moving targets; Phased arrays; Power amplifiers; Power consumption; Radio frequency; retrodirective array (RDA); Tracking

This communication presents a differential retrodirective array (RDA) for real-time tracking. The proposed differential RDA consists of three phase-conjugating chips and two circularly polarized antenna arrays. The phase-conjugating circuit chip, which is in <inline-formula> <tex-math notat...