Antenna Device and Portable Radio Communication Device Comprising Such Antenna Device
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United States of America Patent
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app pub date -
Feb 13, 2012
filing date -
Mar 1, 2011
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Abandoned
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Abstract
Exemplary embodiments are disclosed herein of antenna devices for radio communication devices. In an exemplary embodiment, an antenna device for a radio communication device is adapted for receiving radio signals in at least a first frequency band and a separate second frequency band. The antenna device includes a half-loop radiating. The first frequency band includes the first harmonic for the half-loop radiating element. The half-loop radiating element includes an inductive loading at a high current section for the third harmonic for the half-loop radiating element, such that the second frequency band includes the third harmonic for the half-loop radiating element.
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