Wave transmission lines and networks – Plural channel systems – Having branched circuits
Reexamination Certificate
2007-01-17
2008-12-09
Tran, Anh Q (Department: 2819)
Wave transmission lines and networks
Plural channel systems
Having branched circuits
C333S101000, C333S262000
Reexamination Certificate
active
07463114
ABSTRACT:
An RF assembly of a multiport switch is disclosed. The RF assembly includes an RF cavity housing and a cover. The RF cavity housing includes a common port defined by a cavity in a surface of the RF cavity housing and at least another port defined by a trough in the surface of the RF cavity housing. The trough is connected to the cavity. When covered by the cover, the trough defines a channel connected at one end to the cavity. The distance between opposing surfaces of the RF cavity housing and the cover at a proximal end of the channel is smaller than the corresponding distance of a portion of the channel immediately adjacent the proximal end. A multiport switch having the RF assembly is also disclosed.
REFERENCES:
patent: 4697056 (1987-09-01), Hoffman
patent: 5451918 (1995-09-01), Sun
patent: 2004/0113714 (2004-06-01), Kwiatkowski et al.
Ang Kim Yen
Teh Chee Leong
Agilent Technologie,s Inc.
Bobys Marc
Tran Anh Q
LandOfFree
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