Multi-frequency printed antenna

The utility model relates to a multi-frequency printed antenna, which comprises a circuit carrier plate, a radiating body arranged on the circuit carrier plate, and a grounding body arranged on the circuit carrier plate and isolated from the radiating body. The radiator is provided with a first radiation part in a transverse strip shape and a second radiation part which extends upwards from the left end of the top of the first radiation part and has an inverted-L-shaped path. The grounding body is positioned on the left side of the radiating body and is provided with a longitudinal strip-shaped first extension part, a second extension part formed by extending the top of the first extension part leftwards, a grounding part formed by extending the bottom of the first extension part leftwards, and a third extension part; and the third extension part is formed by extending the first extension part leftwards and is arranged between the second extension part and the grounding part. 一种多频印刷天线，包含：一电路载板，一设置于所述电路载板上的辐射体