1results about How to "Electrical size reduction" patented technology

The utility model discloses a kind of dual-frequency artificial magnetic conductor, the dual-frequency artificial magnetic conductor includes substrate, ground plane and radiation structure;Radiation structure includes multiple array arrangement sub-radiation unit;Sub-radiation unit includes multiple T-shaped openwork structure, arc T-shaped structure and center structure;Arc T-shaped structure is located in the center structure far from the center of sub-radiation unit side;Center structure includes the arc T-shaped subpart and circular subpart of connection arrangement;Arc T-shaped subpart includes the first edge of the center of sub-radiation unit side far from, arc T-shaped structure includes the second edge of the center of sub-radiation unit side close to;First edge is located in the second edge far from the center of sub-radiation unit side.The dual-frequency artificial magnetic conductor of the utility model has certain different polarization electromagnetic wave vertical incidence insensitivity and incidence electromagnetic wave different incidence angle insensitivity, can reduce the radiation of antenna to human body, improve the security of wearable device.