Microwave Measurements Part II Non-linear Measurements

Camarchia, Vittorio; Teppati,; Corbellini,; Pirola, Marco

doi:10.1109/mim.2007.4284255

Cited by 47 publications

(31 citation statements)

References 9 publications

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“…Also examines the necessary conditions for these two measurements (or simulations) to give the same value for this equivalent noise. Teppati, Ferrero, Camarchia, Neri, & Pirola, [4], in their work completes the sequence started with articles of Camarchia et al [1] previously work which presented the most important aspects of RF and microwave linear and non-linear measurements. In basic load-pull systems, the device under test (DUT) is driven by a single tone microwave source while the DUT performance metrics, typically output power and power added efficiency (PAE), are monitored as a function of the load and/or source terminations.…”

Section: Research Backgroundmentioning

confidence: 97%

The Linear, Non-linear Measurements, Analysis and Evaluation for the Design of Ultra-Wideband Low Noise Amplifier

Pramod¹,

Kumaraswamy²

2017

IJCA

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This paper exhibits an examination, configuration, design to measure nonlinear characteristics of low noise amplifier(LNA) furthermore investigation, assess those estimations in the AWR microwave office Tool. A large portion of the critical aspects of LNA will be in linear measurements and which is composed, designed and simulated for the ultra LNA from 3GHz to 10GHz. In this proposed work the methodology has made to address nonlinear and linear measurements to the restricted band LNA which be working in 820-960 MHz ISM band. The work provides the required information about LNA design by using two different advance measurement techniques. First techniques are by using two tone harmonic balance source input and second one is uses just by two port 50Ω lossless line. A simulation setup is made to measure the characteristics of LNA by using spectrum rectangular display type with power harmonic components. In this paper, three circuits schematic of the designed LNA are discussed with corresponding measurements. Finally, author designed ultrawideband LNA from the bandwidth 3GHz to 10GHz and elaborates how nonlinear measurements changed the way of LNA design to validate and construction at higher frequencies.

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Section: Research Backgroundmentioning

confidence: 97%

The Linear, Non-linear Measurements, Analysis and Evaluation for the Design of Ultra-Wideband Low Noise Amplifier

Pramod¹,

Kumaraswamy²

2017

IJCA

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“…The first strategy measures all amounts identified with power (scalar quantities) with huge band power meters and the majority of the other vector quantities (reflection coefficients) with a formerly adjusted VNA. As in all open loop control systems, this setup is constrained in light of the fact that the preparatory adjustment decides the nature of the results [15][16].…”

Section: Non-linear Measurementsmentioning

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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“…1, where the 50 ohms impedance on both input and output corresponds to the requested values of the input and output matching networks. The schematic shown in the Figure 1, is a starting point of the design and it is suggested in some literature as in and (Camarchia, Teppati, Corbellini, & Pirola, 2007). …”

Section: Checking the Stabilitymentioning

confidence: 99%

“…|S 21 | = Gmax). Considering the active device (transistor) and the input and output matching network, the general scheme of the desired amplifier is shown below in Figure 5, (Camarchia, Teppati, Corbellini, & Pirola, 2007). In order to implement the input and output matching networks, it is necessary to work with conjugate values of GM1 and GM2, so as to eliminate the imaginary parts of GM1 and GM2, as it is show in Table 5 and in Figure 6, i.e.…”

Section: Design Considerations and Simultaneous Matching Networkmentioning

confidence: 99%

Diseño de un amplificador de potencia para comunicaciones inalámbricas utilizando tecnológica microcinta y Microwave Office

Tipantuña

Estrada

Estrada³

et al. 2015

Enfoque UTE

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En el presente artículo se realiza una descripción detallada de los parámetros y procedimientos que deben ser considerados en el diseño de un amplificador de potencia con tecnología microstrip utilizando el software de diseño AWR Microwave OfficeTM; en específico, en el diseño se considera una frecuencia central de 14 GHz, pero los mismos principios y fundamentos pueden ser aplicados y tomados en cuenta en posteriores diseños y en diferentes frecuencias. En el diseño se considera como elemento activo un transistor de tipo MESFET y redes simultáneas de adaptación de impedancia de entrada y de salida. Los valores de los diferentes parámetros en cada etapa son calculados y analizados utilizando la herramienta de simulación AWR Microwave OfficeTM. Al final del documento se muestra el diseño del amplificador tanto en dos y tres dimensiones y con todos los elementos necesarios para garantizar su funcionalidad

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Microwave Measurements Part II Non-linear Measurements

Cited by 47 publications

References 9 publications

The Linear, Non-linear Measurements, Analysis and Evaluation for the Design of Ultra-Wideband Low Noise Amplifier

The Linear, Non-linear Measurements, Analysis and Evaluation for the Design of Ultra-Wideband Low Noise Amplifier

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

Diseño de un amplificador de potencia para comunicaciones inalámbricas utilizando tecnológica microcinta y Microwave Office

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