School of Engineering: Recent submissions

Now showing items 141-160 of 1000

Computation of a subset of X-parameters using the adjoint method

Sidhu, Karanvir S.; Kassis, Marco T.; Toukhtarian, Raffi; Tannir, Dani; Khazaka, Roni (IEEE, 2020-07-24)

Sidhu, K. S., Kassis, M. T., Toukhtarian, R., Tannir, D., & Khazaka, R. (2018, October). Computation of a subset of x-parameters using the adjoint method. In 2018 IEEE 27th Conference on Electrical Performance of Electronic ...
Efficient nonlinear distortion analysis of RF circuits

Tannir, Dani; Khazaka, Roni (IEEE, 2020-07-23)

Nonlinear distortion, typically defined using the third order intercept point (IP3), is one of the key figures of merit that are critical in the design of RF communication circuits. The calculation of IP3 is typically based ...
Moments based computation of intermodulation distortion of mixer circuits publisher

Tannir, Dani; Khazaka, Roni (IEEE, 2020-07-23)

The main figure of merit used to evaluate nonlinear distortion is the third order intercept point (IP3). Traditional methods for obtaining IP3 are either simulation based and suffer from a high CPU cost due to the large ...
Adjoint sensitivity analysis of nonlinear distortion in RF circuits

Tannir, Dani; Khazaka, Roni (IEEE, 2020-07-23)

Recently, an efficient moments based method for computing the third order intercept point of RF circuits was proposed. The moments based approach did not however provide sensitivity information. In this paper we propose a ...
Proceedings of the 8th IEEE International NEWCAS Conference 2010

Tannir, Dani; Khazaka, Roni (IEEE, 2020-07-23)

In this paper a moments based approach for computing the value of the third order intercept point and its sensitivity is presented. This approach eliminates the need to solve the Harmonic Balance equations and reduces the ...
Multi-harmonic nonlinear modeling of low-power PWM DC-DC converters operating in CCM and DCM

Wang, Ya; Gao, Di; Tannir, Dani A.; Li, Peng (IEEE, 2020-07-23)

DC-DC converters form an essential component of modern low-power integrated circuits. This paper presents a novel nonlinear modeling technique for pulse-width modulated (PWM) DC-DC converters for low-power applications. ...
Simulation based generation of X-parameters using the harmonic balance first moment

Toukhtarian, Raffi; Tannir, Dani; Nabki, Frederic; Khazaka, Roni (IEEE, 2020-07-23)

As the complexity of radio frequency circuits increases, the generation of macromodels for circuit blocks that can be used in system simulations has become increasingly useful and even necessary. Recently X-parameters1 ...
Computation of the X-parameters of multi-tone circuits using multipoint moment expansion

Kassis, Marco T.; Tannir, Dani; Toukhtarian, Raffi; Khazaka, Roni (IEEE, 2020-07-23)

The efficient generation of X-parameter macro-models for nonlinear RF circuit blocks that capture the essential nonlinear behavior of the system has become increasingly useful and even necessary. Recent work on X-parameter ...
Sensitivity analysis of X-parameters using the harmonic balance derivative first moment

Kassis, Marco T.; Toukhtarian, Raffi; Tannir, Dani; Khazaka, Roni (IEEE, 2020-07-23)

Sensitivity analysis is an important part of the design process and facilitates critical steps such as optimization, design centering and yield analysis. X-parameters are a recently proposed modeling and design tool for ...
Moments-based sensitivity analysis of X-parameters with respect to linear and nonlinear circuit components

Kassis, Marco T.; Tannir, Dani; Toukhtarian, Raffi; Khazaka, Roni (IEEE, 2020-07-23)

The X-parameters of a nonlinear structure or circuit block relate the different harmonics of the incident power waves to the reflected ones in the frequency domain. Recently, a moments based approach for the computation ...
Circuit-averaged modeling of non-ideal low-power DC-AC inverters

Ghizzawi, Farouk; Tannir, Dani (IEEE, 2020-07-22)

With the growing demand for electrical DC storage and sources, DC-AC conversion has become an indispensable component for not only high and medium, but also low-power applications. This paper introduces an efficient and ...
Moments-based computation of intermodulation distortion of RF circuits

Tannir, Dani; Khazaka, Roni (2020-07-17)

Linearity is one of the main design requirements for RF circuits, and one of the main figures of merit used to measure linearity is the third-order intercept point (IP3). However, obtaining the IP3 using traditional harmonic ...
Computation of intermodulation distortion in RF circuits using single-tone moments analysis

Tannir, Roni; Khazaka, Roni (2020-07-17)

Obtaining the value of the third order intercept point using traditional simulation techniques typically requires a nonlinear steady state analysis with multitone inputs, which is very computationally expensive. In this ...
Adjoint sensitivity analysis of nonlinear distortion in radio frequency circuits

Tannir, Dani; Khazaka, Roni (2020-07-17)

Measuring the effects of nonlinear intermodulation distortion is one of the main requirements in the design of radio frequency circuits. The third-order intercept point (IP3) is one of the main figures of merit that is ...
Computation of the 1‐dB compression point in radio frequency amplifier circuits using moments analysis

Tannir, Dani A. (2020-07-17)

Nonlinear distortion analysis is one of the most computationally challenging aspects in the simulation of radio frequency circuits. Recently, an efficient moments‐based approach to determine the third‐order intercept point ...
Computation of intermodulation distortion in RF MEMS variable capacitor circuits using moments

Tannir, Dani A. (2020-07-17)

This paper introduces a new technique for the efficient computation of intermodulation distortion in radio frequency circuits that contain microelectromechanical system (MEMS) variable capacitors using moments analysis. ...
Direct sensitivity analysis of nonlinear distortion in RF circuits using multidimensional moments

Tannir, Dani (2020-07-17)

Sensitivity analysis is a critically important aspect in the simulation of integrated circuits. It allows the designer to perform vital tasks such as circuit optimization and design space exploration. Recently, an efficient ...
Accurate modeling of nonideal low-power PWM DC-DC converters operating in CCM and DCM using enhanced circuit-averaging techniques

Tannir, Dani; Wang, Ya; Peng, Li (2020-07-17)

The development of enhanced modeling techniques for the simulation of switched-mode Pulse Width Modulated (PWM) DC-DC power converters using circuit averaging is the main focus of this article. The circuit-averaging technique ...
Multiharmonic small-signal modeling of low-power PWM DC-DC converters

Wang, Ya; Gao, Di; Tannir, Dani; Dong, Ning; Fang, Peter G.; Dong, Wei; Li, Peng (2020-07-17)

Small-signal models of pulse-width modulation (PWM) converters are widely used for analyzing stability and play an important role in converter design and control. However, existing small-signal models either are based on ...
Computation of x-parameters using multipoint moment expansion

Toukhtarian, Raffi; Kassis, Marco T.; Tannir, Dani; Khazaka, Roni (2020-07-17)

Recently X-parameters 1 have been proposed as an extension to the concept of S-parameters in order to create a macromodel that captures nonlinear behavior. In this paper, we develop a relation between the X-parameters and ...

Now showing items 141-160 of 1000

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