CPC H01Q 9/0407 (2013.01) [H01Q 1/48 (2013.01); H01Q 21/08 (2013.01)] | 20 Claims |
1. A planar antenna comprising:
a planar radiation conductor;
a common ground conductor;
a first strip conductor located between the planar radiation conductor and the common ground conductor and extending in a direction in parallel to a first axis in a first right rectangular coordinate system including first, second, and third axes;
a second strip conductor located between the planar radiation conductor and the common ground conductor and extending in a direction orthogonal to a direction of extension of the first strip conductor; and
at least one pair of passive conductors each including a side at an angle of 45±3° or −45±3° with respect to the first axis and opposed to the planar radiation conductor.
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