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π-Type band pass filter

Wave transmission lines and networks – Coupling networks – Frequency domain filters utilizing only lumped parameters
Reexamination Certificate

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(1-x)BaO.xTiO.sub.2 System dielectric material for use in a micr

Wave transmission lines and networks – Long line elements and components – Strip type
Patent

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.pi.-Loop phase bit apparatus

Wave transmission lines and networks – Coupling networks – With impedance matching
Patent

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.pi.-section digital phase shifter apparatus

Wave transmission lines and networks – Coupling networks – Delay lines including a lumped parameter
Patent

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.pi./2 power divider

Wave transmission lines and networks – Plural channel systems – Having branched circuits
Patent

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1-100 GHz microstrip filter

Wave transmission lines and networks – Coupling networks – Wave filters including long line elements
Reexamination Certificate

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1/2 Wavelength side coupled filter

Wave transmission lines and networks – Plural channel systems – Having branched circuits
Patent

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14/12 GHz Duplexer

Wave transmission lines and networks – Plural channel systems – Having branched circuits
Patent

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180 degree phase shifter bit

Wave transmission lines and networks – Coupling networks – Delay lines including long line elements
Patent

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180 degrees hybrid coupler

Wave transmission lines and networks – Plural channel systems – Having branched circuits
Reexamination Certificate

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180 degrees hybrid coupler

Wave transmission lines and networks – Plural channel systems – Having branched circuits
Reexamination Certificate

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180° phase shift circuit having an improved isolation...

Wave transmission lines and networks – Coupling networks – Delay lines including long line elements
Reexamination Certificate

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180-degree phase shifter

Wave transmission lines and networks – Coupling networks – Delay lines including long line elements
Patent

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180.degree. hybrid tee

Wave transmission lines and networks – Plural channel systems – Having branched circuits
Patent

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180.degree. PHASE SHIFTING APPARATUS

Wave transmission lines and networks – Coupling networks – With impedance matching
Patent

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180.degree. power divider for a helix antenna

Wave transmission lines and networks – Plural channel systems – Having branched circuits
Patent

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2:1 bandwidth, 4-way, combiner/splitter

Wave transmission lines and networks – Plural channel systems – Having branched circuits
Patent

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2D transmission line-based apparatus and method

Wave transmission lines and networks – Plural channel systems – Having branched circuits
Reexamination Certificate

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3-Phase switched capacitor circuit having an inductive character

Wave transmission lines and networks – Negative resistance or reactance networks of the active type – Simulating specific type of reactance
Patent

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3-Position, 4-port waveguide switch

Wave transmission lines and networks – Plural channel systems – Having branched circuits
Patent

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