Communications: radio wave antennas – Antennas – With radio cabinet
Patent
1997-11-12
2000-01-11
Le, Hoanganh
Communications: radio wave antennas
Antennas
With radio cabinet
343906, 343901, H01Q 124
Patent
active
060141069
ABSTRACT:
A radiofrequency antenna including a connector (3; 10) for mechanically and electrically connecting the antenna to the radio set and a fat monopole radiator (2; 11) forming a substantially integrated piece (1). The antenna may comprise a second antenna element (5), which is movable in relation to the integrated piece formed by the connector and the fat monopole radiator. The second antenna element is preferably a whip component, for which there is an axial aperture (7) defined in the connector and in the fat monopole radiator. The whip component may be locked in the upper position at different points (8, 8') in the aperture.
REFERENCES:
patent: 4623895 (1986-11-01), Bowering
patent: 5343213 (1994-08-01), Kottke et al.
patent: 5479178 (1995-12-01), Ha
patent: 5594459 (1997-01-01), Hirota
patent: 5621422 (1997-04-01), Wang
patent: 5661495 (1997-08-01), Saldell
patent: 5710567 (1998-01-01), Funke
patent: 5812097 (1998-09-01), Maldonado
Muller, Klaus-Peter, Lightning and Overvoltage Protection for Radio Equipment, VHR Communications, vol. No. 26, Spring, Jan 1994, pp. 19-23.
Le Hoang-anh
LK-Products OY
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