Antenna assembly

Details Antenna assembly Antenna assembly

1997-11-19

2000-05-16

Wong, Don

Communications: radio wave antennas

Antennas

With lumped reactance for loading antenna

343895, H01Q 900

Patent

active

060643463

ABSTRACT:
An antenna apparatus for a communication device operating in the frequency range of between 800 and 3000 MHz, comprises at least one radiator (1), which is galvanically connected to one end of a spiral conductor (2). This is, in turn, connected to a transceiver (4). An earthed conductor (6) extends along the extent of the spiral (2) to form a capacitance therewith distributed along the spiral.

REFERENCES:
patent: 2636122 (1953-04-01), Hayes
patent: 2894260 (1959-07-01), Ellis
patent: 3825864 (1974-07-01), Ramstrom
patent: 4080604 (1978-03-01), Wosniewski
patent: 4462033 (1984-07-01), Grashow et al.
patent: 4980695 (1990-12-01), Blaese
patent: 5563615 (1996-10-01), Tay et al.

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