Studies on AM and PM noise in microwave amplifiers working under linear and non-linear operating conditions

Portilla, J.; Jauregui, Rigoberto

doi:10.1109/apmc.2015.7411741

Cited by 2 publications

(1 citation statement)

References 3 publications

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“…Microwave amplifiers add noise to the coveted signal delivering corruption of affectability, determination and signal quality in wireless systems. NF is usually decided without the carrier, yet it can likewise be acquired from AM or PM noise spectra and, along these lines, as an element of carrier level [4][5][6].…”

Section: Introductionmentioning

confidence: 99%

Experimental Characterization Strategies of NonLinearity Measurement Exhibitions for The Wideband LNA in IEEE L and S Bands

Rangaiah¹,

Kumaraswamy²

2017

IJEACS

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Abstract-In this paper, the test portrayal strategies of nonlinear measurements of wideband LNA exhibitions are simulated. Likewise, significance of the nonlinear estimations has been portrayed unmistakably with microwave LNA operating large signal analysis had been assessed. This work is endeavored to demonstrate the performances of the LNA with AM-AM, AM-PM measurements in points of interest and differentiating from the linear measurement regime. The most of the important aspects of LNA will be in linear measurements and furthermore to quantify nonlinear measurements accurately harmonic balance simulator is used. The harmonics up to order 3 and power characteristics are altogether shown with power swept variable. A simulation setup is made to measure the characteristics of LNA by using spectrum rectangular display type with power harmonic components. At last, author designed wideband LNA from the bandwidth 1 GHz to 5 GHz and elaborates how nonlinear measurements changed the way of LNA design to validate and development in microwave frequencies.

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Section: Introductionmentioning

confidence: 99%