Ultra wide band MIMO antenna based on defected ground structure just has band -stop characteristic

• Main Authors: DING ZHIQING, LI YICHAO, HU CHENG, ZHOU YUNHONG, LIU JUN, YE PENG, LIU ZHIWEI, TANG DAN, ZHANG ZHANYANG, JIE SHUNLI, WU XILIANG, ZHANG YUEYUAN
• Format: Patent
• Language: Chinese; English
• Published: 01.12.2017
• Subjects: ANTENNAS, i.e. RADIO AERIALS; BASIC ELECTRIC ELEMENTS; ELECTRICITY

The utility model discloses an ultra wide band MIMO antenna based on defected ground structure just has band -stop characteristic, including microstrip feeder, medium base plate and metal grounding plate, the front of medium base plate is equipped with the microstrip feeder, and the back is equipped with metal grounding plate, the microstrip feeder passes through SAM and connects with metal grounding plate continuously, last Z shape groove and the defected ground structure of being equipped with of metal grounding plate, the total length in Z shape groove is 14 wavelength of band stop central frequency correspondence, defected ground structure includes T type groove, rectangular channel and convex slot, metal grounding plate's intermediate position is printed on T type groove and rectangular channel, T type trench is under the rectangular channel to the rectangular channel is equipped with Z shape groove and convex slot for central line mirror symmetry, convex slot is located under the Z shape groove. This ul