Antenna diversity switching device with switching circuits betwe

Wave transmission lines and networks – Plural channel systems – Having branched circuits

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333104, 333202, 455 78, 4552771, H01P 115

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active

055943942

ABSTRACT:
An antenna switching device of the present invention includes: a transmitting terminal for receiving a transmitting signal; a first antenna terminal connected to a first antenna; a second antenna terminal connected to a second antenna; a receiving terminal for outputting receiving signals received at the first antenna terminal and the second antenna terminal; a selecting unit for selecting one mode among a first mode for outputting a signal corresponding to the transmitting signal to the first antenna terminal, a second mode for outputting the receiving signal received at the first antenna to the receiving terminal, and a third mode for outputting the receiving signal received at the second antenna to the receiving terminal.

REFERENCES:
patent: 4677688 (1987-06-01), Yoshihara et al.
patent: 4803447 (1989-02-01), Schultz et al.
patent: 4823098 (1989-04-01), Demuro et al.
patent: 4914714 (1990-04-01), Tamura
patent: 5023866 (1991-06-01), Demuro
patent: 5047674 (1991-09-01), Clark et al.
patent: 5054114 (1991-10-01), Erickson
patent: 5060293 (1991-10-01), Kok et al.
patent: 5109536 (1992-04-01), Kommrusch
patent: 5166857 (1992-11-01), Avanic et al.
patent: 5193218 (1993-03-01), Shimo
patent: 5241693 (1993-08-01), Kim et al.
D. Bryant, "A Monolithic Reduced-Size Ku-Band SPDT FET Switch", IEEE MTT International Microwave Symposium Digest, pp. 371-374 (1988). No month.
European Search Report dated Aug. 14, 1995.

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