Small-size five-notch ultra-wideband antenna

• Main Authors: ZHANG TIANHAO, BAO YAN, WANG YOUBAO, ZHAO LISI, TANG YOUMING, MA JUNXIN
• Format: Patent
• Language: Chinese; English
• Published: 14.11.2023
• Subjects: ANTENNAS, i.e. RADIO AERIALS; BASIC ELECTRIC ELEMENTS; ELECTRICITY

The invention discloses a small-size five-notch ultra-wideband antenna, which comprises a dielectric substrate, a feed microstrip line, a radiation patch, a first notch slot, a second notch slot, a third notch slot, a fourth notch branch, a fifth notch branch and a grounding plane, the feed microstrip line, the radiation patch, the first trapped wave slot, the second trapped wave slot, the third trapped wave slot, the fourth trapped wave branch knot and the fifth trapped wave branch knot are all arranged on the front surface of the dielectric substrate; the first notch slot and the second notch slot are arranged on the radiation patch; the third notch slot is arranged on the feed microstrip line; the fourth notch branch knot and the fifth notch branch knot are arranged on the two sides of the feed microstrip line respectively; the grounding plane is arranged on the back surface of the dielectric substrate; and the feed microstrip line is connected with the radiation patch. Interference from narrow-band signal