Communications: radio wave antennas – Antennas – Balanced doublet - centerfed
Reexamination Certificate
2006-09-05
2006-09-05
Ho, Tan (Department: 2821)
Communications: radio wave antennas
Antennas
Balanced doublet - centerfed
C343S745000
Reexamination Certificate
active
07102586
ABSTRACT:
The present invention discloses an antenna comprising a substrate, a first dual-frequency antenna, a second dual-frequency antenna, a first frequency select switch, a second frequency select switch and a feed end, wherein the first and the second dual-frequency antennas are disposed on the substrate, and the first frequency select switch has a first end connected to the first dual-frequency antenna and a second end connected to a first radiating conductive wire, and the second frequency select switch has a first end connected to the second dual-frequency antennas and a second end connected to a second radiating conductive wire, and the feed end is disposed between the first dual-frequency antenna and the second dual-frequency antenna. The present invention also discloses an antenna array comprising a substrate, two dual-frequency antenna pairs and a feed structure; wherein the two dual-frequency antenna pairs are installed on the substrate correspondently and the feed part is connected between the two dual-frequency antenna pairs.
REFERENCES:
patent: 3339205 (1967-08-01), Smitka
patent: 6195065 (2001-02-01), Hung et al.
patent: 6417807 (2002-07-01), Hsu et al.
patent: 6529170 (2003-03-01), Nishizawa et al.
patent: 6552689 (2003-04-01), Shinichi
patent: 6734828 (2004-05-01), Shor
Liang Jia-Haur
Tsai Ting-Yi
Accton Technology Corporation
Ho Tan
Troxell Law Office PLLC
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