Antenna device

Details Antenna device Antenna device

2007-01-09

2007-01-09

Chen, Shih-Chao (Department: 2821)

Communications: radio wave antennas

Antennas

With lumped reactance for loading antenna

C343S7000MS

Reexamination Certificate

active

10954204

ABSTRACT:
A disclosed antenna device includes a ground plate, a feeding unit that extends from the ground plate at a predetermined angle for a predetermined length, the feeding unit being prepared perpendicular to the ground plate, and a non-conductive section formed in the ground plate. The shape of the non-conductive section is adjusted according to a desired frequency characteristic.

REFERENCES:
patent: 5181044 (1993-01-01), Matsumoto et al.
patent: 6788265 (2004-09-01), Kuramoto
patent: 6917341 (2005-07-01), Ishihara et al.
patent: 7038631 (2006-05-01), Jecko et al.
“An Omnidirectional and Low VSWR Antenna for the FCC-Approved UWB Frequency Band”, Takuya Taniguchi and Takehiko Kobayashi, published by the Institute of Electronics, Information and Communication Engineers, B-1-133, p. 133 (Mar. 22, 2003).

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