Wave transmission lines and networks – Plural channel systems – Having branched circuits
Reexamination Certificate
2006-04-11
2006-04-11
Pascal, Robert (Department: 2817)
Wave transmission lines and networks
Plural channel systems
Having branched circuits
C333S121000, C333S123000
Reexamination Certificate
active
07026888
ABSTRACT:
A high power, non-directional tap coupler having low loss and expanded bandwidth using a novel airline coaxial line structure. Each of the main and secondary conductors forms a concentric structure of constant dimension over a substantial length inside a metallic housing. The coupled port conductor is connected perpendicularly at the middle point to the secondary conductor. The conductors form a novel structure in which coupling remains relatively constant over a broadband frequency range and main line VSWR remains low. The result is a non-directional tap coupler with a wideband operational frequency, a reduced physical size, and low loss and with good PIM performance.
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Glenn Kimberly
Pascal Robert
St. Onge Steward Johnston & Reens LLC
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