Communications: radio wave antennas – Antennas – Fractional – multiple – or full wave length linear type
Patent
1994-03-28
1996-03-05
Wimer, Michael C.
Communications: radio wave antennas
Antennas
Fractional, multiple, or full wave length linear type
343713, 343829, H01Q 938
Patent
active
054971675
ABSTRACT:
An antenna, particularly a mobile telephone antenna mounted onto the window of a motor vehicle. The antenna comprises a H-shaped ground plane turned to the horizontal plane and a vertical radiator essentially perpendicular to it and mounted at a distance from it. On each side of the vertical radiator there is at least one shadow element parallel to the vertical radiator, the said shadow elements being used to adjust the antenna's impedance to the impedance of the connecting cable to be used.
REFERENCES:
patent: 2505751 (1950-05-01), Bolljahn
patent: 4914447 (1990-04-01), Ishii et al.
Wimer Michael C.
Window Antenna Oy
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