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US 7,023,397 B2Granted
Antenna device having a ground plate and a feeding unit extending from the ground plate for a predetermined length and at a predetermined angle
AssigneeFujitsu Component Limited
InventorsShigemi Kurashima, Masahiro Yanagi, Hiroto Inoue, Takuya Uchiyama, Junichi Akama, Noboru Fujii, Takashi Arita
Life of this patent
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Abstract
A disclosed antenna device includes a plate-like ground plate, and a feeding unit that extends from the ground plate for a predetermined length at a predetermined angle. The feeding unit is constituted by a half-body, which is a body, such as a circular cone, halved by a plane perpendicular to the ground plate, and the feeding unit is prepared perpendicular to the ground plate.
Claims15
An antenna device, comprising:
- a ground plate shaped like a plate;
- and
- a feeding unit that extends from the ground plate for a predetermined length and at a predetermined angle, the feeding unit being perpendicular to the ground plate, wherein the feeding unit is a half-body that is one of two halves of a body divided by a plane perpendicular to the ground plate.
Dependencies are inferred from the claim text.