Communications: radio wave antennas – Antennas – With housing or protective covering
Reexamination Certificate
2007-02-20
2007-02-20
Phan, Tho (Department: 2821)
Communications: radio wave antennas
Antennas
With housing or protective covering
C343S912000
Reexamination Certificate
active
11169467
ABSTRACT:
An antenna for providing radiation pattern control contains an antenna housing having a series of reflective steps and at least one rod located above the series of reflective steps. The antenna also contains a radiation element situated within the antenna housing so as to allow the antenna housing to control a pattern of radiation emitted by the radiation element.
REFERENCES:
patent: 5757331 (1998-05-01), Yoneyama et al.
patent: 6313809 (2001-11-01), Gabriel et al.
patent: 6747607 (2004-06-01), Eckhardt et al.
patent: 6943732 (2005-09-01), Gottl et al.
patent: 7075498 (2006-07-01), Gottl et al.
patent: 7084836 (2006-08-01), Espenscheid et al.
Sanford John
Slattman Peter
Cushcraft Corporation
Hayes & Soloway PC
Phan Tho
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