A circular polarized antenna having an electrically conductive element having a generally annular outer portion and first and second inner members coupled to the outer portion. A ground shield is spaced from the element, the ground shield providing an effective ground plane. A dielectric material is positioned between the element and at least a portion of the ground shield.

 
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< Method and arrangement for reducing the radar cross section of integrated antennas

> Optical pickup actuator, optical pickup, and optical recording and/or reproducing apparatus

~ 00450