RF circuit switching circuit

Details RF circuit switching circuit RF circuit switching circuit

2008-05-30

2011-12-20

Doan, Phuoc (Department: 2617)

Telecommunications

Radiotelephone system

Zoned or cellular telephone system

C455S429000, C385S014000, C323S324000

Reexamination Certificate

active

08081966

ABSTRACT:
The RF circuit switching circuit includes N/2 first RF transfer switches connected to N input wirings, N/2 second RF transfer switches connected to N output wirings and N internal connection routes including internal wirings or a combination of a plurality of third RF transfer switches and a plurality of internal wirings. The RF transfer switches on the routes are switched to connect each of the N input RF circuits to each of the N output RF circuits through the route including the first and second RF transfer switch and the internal connection route.

REFERENCES:
patent: 4129838 (1978-12-01), Wallington et al.
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patent: 6757589 (2004-06-01), Parker et al.
patent: 0 660 436 (1995-06-01), None
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European Search Report dated Dec. 12, 2008, issued in corresponding European Patent Application No. 08157242.2.
Chinese Office Action dated Jan. 26, 2011, issued in corresponding Chinese Patent Application No. 200810130290.6.

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