نتایج جستجو برای: unbalanced input

تعداد نتایج: 230027  

2002
Yongsug Suh Valentin Tijeras Thomas A. Lipo

— This paper proposes a new control scheme for regulating the instantaneous power for pwm boost type rectifiers under generalized unbalanced operating conditions. By nullifying the oscillating components of instantaneous power at the poles of the converter instead of the front-end through solving a set of nonlinear control equations in real time, the harmonics in the output dc voltage can be el...

1996
Bruce Schneier John Kelsey

We examine a generalization of the concept of Feistel networks, which we call Unbalanced Feistel Networks (UFNs). Like conventional Feistel networks, UFNs consist of a series of rounds in which one part of the block operates on the rest of the block. However, in a UFN the two parts need not be of equal size. Removing this limitation on Feistel networks has interesting implications for designing...

2007
Satoshi Aoki Masami Miyakawa

Suppose several two-valued input-output systems are designed by setting the levels of several controllable factors. For this situation, Taguchi method has proposed to assign the controllable factors to the orthogonal array and use ANOVA model for the standardized SN ratio, which is a natural measure for evaluating the performance of each input-output system. Though this procedure is simple and ...

1995
Hiroyuki Ohsaki Naoki Wakamiya Masayuki Murata Hideo Miyahara

Traffic control schemes for ATM networks can be classified into two categories: reactive congestion control and preventive congestion control. Reactive congestion controlcan be effective in ATM local area networks as well as preventive congestion control. A possible scheme to realize efficient reactive congestion control is a switch architecture, which possesses buffers on both sides of input a...

Journal: :IEICE Transactions 2008
Hangue Park Jaejun Lee Jaechun Lee Sangwook Nam

This paper presents the design of a CMOS RF Power Detector (PD) using 0.18 μm standard CMOS technology. The PD is an improved unbalanced source coupled pair incorporating an output differential amplifier and sink current steering. It realizes an input detectable power range of −30 to −20 dBm over 0.1–1 GHz. Also it shows a maximum data rate of 30 Mbps with 2 pF output loading under OOK modulati...

2001
U. SOVERINI

This paper deals with the problem of blind identification and deconvolution of FIR channels driven by a white input sequence with unknown variance, in an unbalanced noise environment. By using the structural properties of the covariance matrix of the input, an estimate of the channel coefficients is obtained. The subsequent deconvolution of the unknown input signal is then performed by means of...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد گرمسار - دانشکده علوم انسانی 1391

the present study was conducted to investigate the effect of implicit focus on form through input flooding and the effect of noticing, explicit focus on form on linguistic accuracy. to fulfill the purpose of the study, 86 iranian pre-intermediate efl learners of one of the language institutes were chosen by means of administering ket as the homogeneity test. these learners were pretested throug...

Journal: :IEEE Journal of Emerging and Selected Topics in Power Electronics 2022

In this paper, a robustness evaluation of model predictive current control with instantaneous reactive power minimization for three-level four-leg indirect matrix converter is presented. Unbalanced voltages can be extremely dangerous, especially motors and other inductive equipment. have detrimental effect on equipment the system, which exacerbated by fact that small phase voltage imbalance res...

2004
Souvik Chattopadhyay V. Ramanarayanan

This paper proposes a control method that can balance the input current of the three phase, three wire, Boost rectifier under unbalanced input voltage condition. The control objective is to operate the rectifier in the high power factor mode under normal operating condition but to give ovemdmg priority to the current balance function in case of unbalance in the input voltages. The inner loop im...

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