Communications: radio wave antennas – Antennas – Plural separate diverse type
Patent
1989-03-08
1990-09-25
Wimer, Michael C.
Communications: radio wave antennas
Antennas
Plural separate diverse type
343773, 343837, 343846, H01Q 2129
Patent
active
049596578
ABSTRACT:
An omnidirectional antenna assembly for use with a satellite and others includes a four-element whip antenna, a first and a second reflector which are positioned to face each other, and a third reflector connecting the first and second reflectors to each other. The third reflector is provided with a frustoconical configuration and is highly conductive, whereby the range of antenna gain is broadened.
REFERENCES:
patent: 2532551 (1950-12-01), Jarvis
patent: 3919710 (1975-11-01), Fletcher et al.
Ohmaru et al., "A Switching Antenna for Spin Stabilized Satellites", NHK Tech. Journal (Japan), vol. 22, No. 4, 1970.
NEC Corporation
Wimer Michael C.
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