نتایج جستجو برای: noise cancelation

تعداد نتایج: 195269  

Journal: :EURASIP J. Adv. Sig. Proc. 2013
Ke Zhong Xia Lei Shaoqian Li

Statistics-based intercarrier interference (ICI) mitigation algorithm is proposed for orthogonal frequency division multiplexing systems in presence of both nonstationary and stationary phase noises. By utilizing the statistics of phase noise, which can be obtained from measurements or data sheets, a Wiener filter preprocessing algorithm for ICI mitigation is proposed. The proposed algorithm ca...

Journal: :Advanced Functional Materials 2018

Journal: :IEEE Communications Letters 2021

The main challenge in a full-duplex transceiver design is created by the self-interference caused coupling of transmitted signal to transceiver’s own receiver. effect non-linear operation both power amplifier at transmitter and low noise receiver are considered cancelation. performance three cancelers studied: linear cancelation, auto-regressive moving-average (ARMA) based cancelation neural ne...

Journal: :Indonesian Journal of Electrical Engineering and Computer Science 2021

Adaptive processing for canceling noise is a powerful technology signal that can completely remove background noise. In general, various adaptive filter algorithms are used, many of which lack the stability to handle convergence rate, number coefficient variations, and error accuracy within tolerances. Unlike traditional methods, accomplish these desirable characteristics as well efficiently ca...

2015
X. Tian F. Gu D. Zhen V. T. Tran

Active noise control (ANC) is a more effective technique used for acoustic noise cancelation in comparison with passive approaches which are difficult and expensive to implement, especially for cancelling the noise in the low frequency range. In the ANC system, an anti-noise signal is introduced to suppress the primary noise to produce a residual which is used for updating the adaptive filter c...

Journal: :CoRR 2016
Francisco Lázaro

In this paper, we study slotted Spread Spectrum Aloha with Successive Interference Cancelation at the receiver over a Gaussian channel. We consider a decentralized power control setting in which each user chooses its transmit power independently at random according to a power distribution with continuous support. In this setting, we derive an analytical expression for the expected interference ...

Journal: :Journal Comp. Netw. and Communic. 2012
Zsolt Kollár Péter Horváth

Physical layers of communication systems using Filter Bank Multicarrier (FBMC) as a modulation scheme provide low out-ofband leakage but suffer from the large Peak-to-Average Power Ratio (PAPR) of the transmitted signal. Two special FBMC schemes are investigated in this paper: the Orthogonal Frequency Division Multiplexing (OFDM) and the Staggered Multitone (SMT). To reduce the PAPR of the sign...

Journal: :The Journal of Korean Institute of Communications and Information Sciences 2011

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