Antenna unit

Details Antenna unit Antenna unit

1997-05-07

1999-06-15

Wimer, Michael C.

Communications: radio wave antennas

Antennas

Microstrip

343846, H01Q 138

Patent

active

059126477

ABSTRACT:
An antenna unit having a substrate and a radiator, including a metal plate, which is mounted on the substrate, the radiator being provided with a feed terminal, a ground terminal and an electrostatic capacitance connecting terminal extending toward the substrate, so that the radiator is fixed to the substrate through the feed terminal, the ground terminal and the electrostatic capacitance connecting terminal, and further a capacitance being connected between the capacitance connecting terminal and a ground potential.

REFERENCES:
patent: 5148181 (1992-09-01), Yokoyama et al.
patent: 5164737 (1992-11-01), Murray et al.
patent: 5184143 (1993-02-01), Marko
patent: 5355142 (1994-10-01), Marshall et al.
patent: 5367311 (1994-11-01), Egashira et al.
patent: 5400039 (1995-03-01), Araki et al.
patent: 5510502 (1996-04-01), Tsuru et al.
Patent Abstracts of Japan, vol. 11, No. 46 (E-479) (2493) Feb. 12, 1987 & JP-A-61 210 707 (Mitsubishi Electric) (Abstract).
K. Fujimoto, et al., Small Antennas, Research Studies Press Ltd., England, 1987.
I.J. Bahl, et al., Microstrip Antennas, Artech House, Inc. 1980.

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