Antenna

Details Antenna Antenna

2007-02-06

2007-02-06

Dinh, Trinh (Department: 2821)

Communications: radio wave antennas

Antennas

With radio cabinet

Reexamination Certificate

active

10756982

ABSTRACT:
The antenna of the present invention comprises flat-plate conductive ground plane1, first antenna element13with one end13aconnected to feeding point2and intermediate portion13bfolded by a plurality of times, which is extended upward from the ground plane1, and second antenna element23with one end23aconnected to the other end13cof the first antenna element13, with intermediate portion23bformed in symmetrical relation to the first antenna element13, and also, with the other end23cconnected to the ground plane1. Thus, it is possible to obtain a small size antenna with the antenna element lowered in height.

REFERENCES:
patent: 4860020 (1989-08-01), Wong et al.
patent: 6028567 (2000-02-01), Lahti
patent: 6040803 (2000-03-01), Spall
patent: 6249255 (2001-06-01), Eggleston
patent: 6456246 (2002-09-01), Saito
patent: 6459413 (2002-10-01), Tseng et al.
patent: 6624795 (2003-09-01), Boyle
patent: 6697023 (2004-02-01), Tiao-Hsing et al.
patent: 2002/0080088 (2002-06-01), Boyle
patent: 62-122401 (1987-06-01), None
patent: WO 03/003515 (2003-01-01), None
European Search Report for EP 04 00 0866, dated Mar. 22, 2004.

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