Large-frequency-ratio dual-frequency antenna

• Main Authors: MIN LINGGUO, LU YUNLONG, YOU YANG, ZHANG XUEJIAO, HUANG JIFU, CAI YINGJIE
• Format: Patent
• Language: Chinese; English
• Published: 01.09.2023
• Subjects: ANTENNAS, i.e. RADIO AERIALS; BASIC ELECTRIC ELEMENTS; ELECTRICITY

The invention discloses a large-frequency-ratio dual-frequency antenna, which comprises a dual-mode feed network and a dual-frequency radiation network, and is characterized in that the dual-mode feed network is a mixed feed network based on a dielectric waveguide structure and an SICL structure, the dielectric waveguide structure of the dual-mode feed network is used for accessing high-frequency TEM-mode electromagnetic waves, and the dual-frequency radiation network is used for radiating the high-frequency TEM-mode electromagnetic waves; the dual-mode feed network is used for receiving high-frequency TEM electromagnetic waves and converting the high-frequency TEM electromagnetic waves into high-frequency TE10 electromagnetic waves and transmitting the high-frequency TE10 electromagnetic waves to the dual-frequency radiation network, and the SICL structure of the dual-mode feed network is used for accessing low-frequency TEM electromagnetic waves and transmitting the low-frequency TEM electromagnetic waves t