发明名称 SATELLITE BROADCAST SIGNAL RECEIVING SYSTEM
摘要 <p>A satellite broadcast signal receiving system for receiving a plurality of signals of individual transmission bands, which are mutually different in frequency and/or polarization angle, transmitted through an artificial satellite, wherein the signals picked up by an antenna or antennas are first applied to a plurality of outdoor units each corresponding to one transmission band and comprising a convertor for converting the incomining signal into an IF signal, and the converted IF signals are then applied through a change-over switch to a common indoor unit including a demodulator to be demodulated for application to a conventional television set or the like.</p>
申请公布号 CA1197561(A) 申请公布日期 1985.12.03
申请号 CA19820412962 申请日期 1982.10.06
申请人 DX ANTENNA COMPANY, LIMITED 发明人 NAGATOMI, AKIHIKO
分类号 H04B1/16;H01Q21/30;H03J5/24;H04B1/18;H04B1/26;H04B3/44;H04N7/20;(IPC1-7):H04B1/06 主分类号 H04B1/16
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