Compact multi-polarized antenna for portable devices

Communications: radio wave antennas – Antennas – Spiral or helical type

Reexamination Certificate

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C343S789000, C343S791000, C343S805000, C343S908000

Reexamination Certificate

active

07348933

ABSTRACT:
A compact multi-polarized antenna for transmitting and/or receiving radio frequency (RF) signals, and a method for constructing same, is disclosed. The antenna comprises at least two radiative antenna elements each having a first end and a second end. The second ends of the antenna elements are electrically connected at an apex point and are disposed outwardly away from the apex point at an acute angle relative to and to a first side of an imaginary plane intersecting the apex point. The antenna also includes an electrically conductive, non-planar ground reference located at and/or to a second side of the imaginary plane.

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Broadband Wireless Internet Forum White Paper, “VOFDM Broadband Wireless Transmission and Its Advantages over Single Carrier Modulation; Document No. WP-1—TG-1,” Boradband WIreless Internet Forum, 1.2 ed., Broadband WIreless Internet Forum, p. 1-35, (Dec. 15, 2000).

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