Combined multi-port transmit/receive switch and filter

Details Combined multi-port transmit/receive switch and filter Combined multi-port transmit/receive switch and filter

1989-11-17

1991-06-11

Laroche, Eugene R.

Telecommunications

Transmitter and receiver at same station

With transmitter-receiver switching or interaction prevention

455 82, 455 83, 333104, 333110, 333132, 333134, 370 38, H03H 746, H04B 150

Patent

active

050239350

ABSTRACT:
A combined switch and filter comprising coupled first and second quarter-wave transmission line sections and switching elements for providing selective coupling and filtering between ports of the switch coupled to the ends of the quarter-wave sections.

REFERENCES:
patent: 3234555 (1966-08-01), Petrilla et al.
patent: 3452299 (1969-06-01), Angel
patent: 4527136 (1985-07-01), Kamiya
patent: 4701724 (1987-10-01), Martin
patent: 4803447 (1989-02-01), Schultz et al.

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