Communications: radio wave antennas – Antennas – With polarization filter or converter
Reexamination Certificate
2006-07-04
2006-07-04
Le, Hoanganh (Department: 2821)
Communications: radio wave antennas
Antennas
With polarization filter or converter
C343S770000, C343S771000
Reexamination Certificate
active
07071890
ABSTRACT:
A reflector includes a pair or plural pairs of array antennas. Each array antenna is formed of an arrangement of a plurality of antenna elements formed on a surface of a waveguide. The array antennas are placed parallel to each other. Both ends of each array antenna pair are connected through a pair of waveguides. Information adding devices are inserted in the waveguides.
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Iigusa Kyouichi
Ohira Takashi
Tanaka Masato
Le Hoang-anh
National Institute of Information and Communications Technology
Westerman, Hattori, Daniels & Adrian , LLP.
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