Communication unit

Details Communication unit Communication unit

1997-10-31

2000-09-19

Hunter, Daniel S.

Telecommunications

Transmitter and receiver at same station

With transmitter-receiver switching or interaction prevention

370347, H04B 116, H04B 144

Patent

active

061224871

ABSTRACT:
When a DC offset is detected, connection between a switch circuit and antenna is shut off by means of a switch circuit. The DC offset component generated in the orthogonal detector output during shutting off is stored, and is subtracted from the demodulator output generated when the reception signal is inputted for correction.

REFERENCES:
patent: 5477532 (1995-12-01), Hoshigami
patent: 5553317 (1996-09-01), Hara
patent: 5629960 (1997-05-01), Dutkiewicz
patent: 5768691 (1998-06-01), Matero
patent: 5867777 (1999-02-01), Yamaji
patent: 5881371 (1999-03-01), Reynolds

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