Abstract
Combing the active antenna concept with the reconfigurable antenna technique, a pattern steerable active patch antenna is presented and designed in this paper. A Gunn diode is used to generate the millimeter wave signal and loaded at the centre of the patch antenna. This antenna system has a stable oscillation frequency f : 44.0GHz and operates as a quasi-Yagi patch antenna. The radiation patterns of the antenna can scan in the whole horizontal plane with 3-db beam width by using four reconfigurable states and the radiation main beam of each state directs to the elevation angle 59° in the elevation-plane. The antenna can be applicable to the millimeter wave half-duplex communication and identification systems.
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Xiao, S., Hou, D., Peng, J. et al. The U-Band Pattern Steerable Active Patch Antenna. Int J Infrared Milli Waves 26, 1445–1452 (2005). https://doi.org/10.1007/s10762-005-8442-3
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DOI: https://doi.org/10.1007/s10762-005-8442-3