Radio apparatus with diversity antennas

Details Radio apparatus with diversity antennas Radio apparatus with diversity antennas

1997-04-23

2000-04-25

Hunter, Daniel S.

Telecommunications

Receiver or analog modulated signal frequency converter

With wave collector

455133, 455135, H04B 106

Patent

active

060554223

ABSTRACT:
A radio apparatus includes a plurality of receiving systems connected to multiple antennas providing diversity, respectively, each receiving system including an antenna terminator and a preamplifier. After one receiving system is discriminated from another receiving system based on radio signals received by the receiving systems, respectively, a controller controls the one receiving system such that an antenna terminator is inactive and a preamplifier is active and, at the same time, further controls the other receiving system such that an antenna terminator is active and a preamplifier is inactive.

REFERENCES:
patent: 4035728 (1977-07-01), Ishikawa et al.
patent: 4823398 (1989-04-01), Hashimoto
patent: 5390357 (1995-02-01), Nobusawa et al.
patent: 5566364 (1996-10-01), Mizoguchi et al.

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