Communications: radio wave antennas – Antennas – With lumped reactance for loading antenna
Reexamination Certificate
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).
Akama Junichi
Arita Takashi
Fujii Noboru
Inoue Hiroto
Kurashima Shigemi
Chen Shih-Chao
Fujitsu Component Limited
Staas & Halsey , LLP
LandOfFree
Antenna device does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Antenna device, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Antenna device will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3770000