Wave transmission lines and networks – Coupling networks – With impedance matching
Reexamination Certificate
2005-04-19
2005-04-19
Cho, James H. (Department: 2819)
Wave transmission lines and networks
Coupling networks
With impedance matching
C333S260000, C439S578000
Reexamination Certificate
active
06882242
ABSTRACT:
A frequency selective low loss transmission system for communicating a signal using a coaxial cable of one impedance to a device of different impedance. A connector with a matching transformer is integral to the connector which terminates with a standard interface. The invention also includes a coupling mechanism to couple the coaxial cable with the connector. The invention can also include series open stub conductors for capacitive coupling to the conductors of the coaxial cable. In addition to low losses over a broad frequency range, the connector facilitates connector installation due to the series open stub conductor while reducing cost and complexity of both coaxial cable and connector.
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Cho James H.
Gellenthien Tom
Radio Frequency Systems Inc.
Sewell V. Lawrence
Sughrue & Mion, PLLC
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