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US 8,044,862 B2Granted
Antenna system having electromagnetic bandgap
AssigneeElectronics and Telecommunications Research Institute
InventorsDong-Uk Sim, Jong Hwa Kwon, Sang Il Kwak, Hyung Do Choi
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Abstract
An antenna system includes an antenna transmitting and receiving a signal; a power feeding line feeding electric power to the antenna; and a metal conductor ground electrically connected to the power feeding line. Further, the metal conductor ground includes an electromagnetic bandgap.
Claims16
An antenna system comprising:
- an antenna transmitting and receiving a signal;
- a power feeding line feeding electric power to the antenna;
- a metal conductor ground electrically connected to the power feeding line;
- and
- an electromagnetic bandgap attached to the metal conductor ground,
- wherein:
- the electromagnetic bandgap has a first surface facing the metal conductor ground and a second surface opposite to the first surface;
- and
- the antenna is disposed above the second surface of the electromagnetic bandgap and is spaced apart from the second surface of the electromagnetic bandgap.
6 more elements
Dependencies are inferred from the claim text.