نتایج جستجو برای: equalizer

تعداد نتایج: 2560  

2006
Te-Jen Su Hsiao-Ching Lin Wen-Pin Tsai

In this paper, the constant modulus (CM) criterion is used to design IIR equalizer. For counterbalancing the interference of the channel, Clonal Selection Algorithm (CSA) is employed to optimize the coefficients of transfer function of the equalizer. CSA, the essence of Immune Algorithm (IA), is effective to solve complexly numerical problems. Besides, we also use the stability triangle method ...

2000
Alper T. Erdogan Babak Hassibi Thomas Kailath

As an alternative to existing techniques and algorithms, we investigate the merit of the approach to the linear equalization of communication channels. We first give the formulation of all causal equalizers using the results of and then look at the finite delay case. We compare the risk-sensitive equalizer with the MMSE equalizer with respect to both the average and the worst-case BER performan...

Journal: :IEEE Transactions on Communications 2013

Journal: :Acta Mathematica Hungarica 2015

2001
Peng Wang Wee Ser Ming Zhang

Bark scale (also called critical band rate in literature) has attracted increasing attention among audio engineers as a good measurement of the frequency resolving ability of human auditory system. In this paper, warped filter technique has been applied on Bark scale to construct an equalizer for a low-cost loudspeaker system. The resulted equalizer displays overall better equalization effect t...

Journal: :Journal of Physics: Conference Series 2021

Journal: :Journal of Communication and Information Systems 2019

2010
Ram Babu

It is a method of adaptive multi-modulus equalization for an equalizer. A cost from a cost function is calculated according to a constant modulus algorithm (CMA). Equalizer coefficients are updated according to the cost, and modulus of each region is determined for a multimodulus algorithm (MMA). The equalizer is switched to use the MMA when the cost reaches a first threshold. The MMA comprises...

Journal: :Wireless Personal Communications 1996
Babak Daneshrad

In this document, an attempt is made to estimate the size of the HIPERLAN equalizer ASIC by extrapolating from existing adaptive equalizer ASICs and making certain assumptions regarding the process and methodology used to design the HIPERLAN equalizer. Two scenarios are considered, first, an equalizer using the LMS algorithm every baud to update the tap coefficients and second, an equalizer usi...

2017
AHMED FARID Zhi Quan Luo

In this thesis we develop several approaches to the problem of blind channel equalization based on second-order statistics (808). We consider the single-input singleoutput (8180) system with minimum phase channel where the received signal is sampled at the symbol rate (T-spaced equalizer). We formulate the equalizer design criterion as a simple convex optimization problem, where the equalizer c...

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