Antenna device and mobile terminal apparatus equipped with the antenna device

摘要

There is provided an antenna device which includes: a loop antenna (11) connected at one end to a feed point (14) and connected at the other end to ground (15), and provided to correspond to a first frequency band; and at least one stub antenna (12) provided in the form of extending a part of the loop antenna (11) and provided to correspond to a second frequency band overlapping with a partial frequency band of the first frequency band to which the loop antenna (11) corresponds.