Antennas

Details Antennas Antennas

2006-11-28

2008-11-11

Dinh, Trinh V (Department: 2821)

Communications: radio wave antennas

Antennas

Microstrip

C343S702000

Reexamination Certificate

active

07450070

ABSTRACT:
An antenna comprises a first metal element, a second metal element, a third metal element, a ground element and a cable. The first metal element and the second metal element are connected to the ground element. The third metal element is disposed on the first metal element. The cable is coupled to the first metal element. The antenna has three different resonant frequencies (a first resonant frequency, a second resonant frequency and a third resonant frequency) for transmitting three signals in different frequency bands.

REFERENCES:
patent: 6985114 (2006-01-01), Egashira
patent: 7026999 (2006-04-01), Umehara et al.
patent: 7148849 (2006-12-01), Lin
patent: 2002/0190905 (2002-12-01), Flint et al.
patent: 2004/0046097 (2004-03-01), Dai et al.
patent: 2004/0104853 (2004-06-01), Chen
patent: 2004/0108957 (2004-06-01), Umehara et al.
patent: 2004/0222923 (2004-11-01), Erkocevic

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