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US 2008/0164946 A1Published application
Coupling Net and Mmic Amplifier
AssigneeTelefonaktiebolaget LM Ericsson (publ)
InventorJoakim Nilsson
Life of this patent
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Abstract
Microwave coupling network comprising a passive resistive pi net and a coupling capacitor is coupled to a branching point. The branching point is coupling to respectively a plurality of common drain FET amplifier stages or respectively to common collector BJT amplifier stages, wherein respectively the source, or respectively the emitter, is coupled to at least one output port.
Claims5
A microwave coupling network comprising:
- a passive resistive pi net and
- a coupling capacitor coupling to a branching point, the branching point coupling to a plurality of common drain FET amplifier stages, or common collector BJT amplifier stages, respectively, wherein the source, or the emitter, is providing at least one output port.
A microwave amplifier comprising:
- a coupling network comprising
- a passive resistive pi net and
- a coupling capacitor coupling to a branching point, the branching point coupling to a plurality of common drain FET amplifier stages, or common collector BJT amplifier stages respectively, wherein the source or the emitter is providing at least one output port, and
- a plurality of MMIC amplifiers, wherein each output terminal of the coupling network is connected to at least one MMIC amplifier, each MMIC amplifier having its drain terminal connected to a common output terminal.
1 more element
Dependencies are inferred from the claim text.