| 摘要 |
<p>It is an object of the present invention to present a feeder for a microwave antenna system which can be integrated together with electronical means on a common circuit board. According to the present invention a slot antenna, preferably shaped as an annular slot (16) is provided on said circuit board (13). This slot can e.g. be etched on the backside (13a) which is normally the ground line (15) of the board (13). The antenna system according to the present invention can be used e.g. for reception of DBS signals.</p> |
