Communication terminal and antenna apparatus thereof

摘要

A communication terminal (400) and an antenna apparatus of the communication terminal are provided. The communication terminal includes a board body (441) having a structure of a flat panel, an antenna element (460) which is arranged at one end of the body and, when electric current is supplied, resonant in a resonant frequency band for transmitting and receiving signals, and at least one blocking plate (490) which is arranged around the antenna element and alters, when the antenna element is resonant, at least one of a radiation pattern and a radiation strength of the antenna element.