Fractional-order algorithms for tracking Rayleigh fading channels

SM Shah, R Samar, MAZ Raja - Nonlinear Dynamics, 2018 - Springer
This paper presents the tracking behavior of fractional-order (FO) variants of the normalized
least mean square (NLMS) algorithm in a nonstationary environment modeled as time …

Accurate estimation of Doppler shift in mobile communications with high vehicle speed

JY Hua, DH Yuan, G Li, LM Meng - International Journal of …, 2014 - Wiley Online Library
Representing the channel varying rate and the mobile speed of a mobile terminal directly,
Doppler shift is an important parameter in vehicular mobile communications and therefore is …

High‐resolution compressive channel estimation for broadband wireless communication systems

G Gui, W Peng, F Adachi - International Journal of …, 2014 - Wiley Online Library
Broadband channel is often characterized by a sparse multipath channel where dominant
multipath taps are widely separated in time, thereby resulting in a large delay spread …

[PDF][PDF] Applications of fractional derivatives in adaptive signal processing systems

SM Shah - PhD dissertation, Capital University of Science and …, 2019 - jinnah.edu
Adaptive algorithms are mostly optimized using integer order derivatives for error
minimization. The Least Mean Squares (LMS) and Recursive Least Squares (RLS) adaptive …

Time domain leakage in DFT‐based channel estimation for OFDM systems with guard bands

YA Fahmy, H Hafez, MM Khairy - International Journal of …, 2015 - Wiley Online Library
In this paper, a mathematical analysis of the time domain leakage problem in the discrete
Fourier transform (DFT) based channel estimation technique is presented. The time domain …

Efficient data retrieval algorithms for multiple requests in MIMO wireless networks

P He, H Shen, L Guo, Y Li - International Journal of …, 2017 - Wiley Online Library
Given a set of multiple channels, a set of multiple requests, where each request contains
multiple requested data items and a client equipped with multiple antennae, the multi …

Low‐complexity joint detection of carrier frequency offset and sector cell index for LTE cellular system

BK Kim, HK Song, YH You - International Journal of …, 2017 - Wiley Online Library
In this paper, we propose a low‐complexity joint detection of sector cell index and integer
carrier frequency offset for a long‐term evolution downlink system. In order to implement a …

Gaussian integers and interleaved rank codes for space–time block codes

HM Asif, B Honary, MT Hamayun - International Journal of …, 2017 - Wiley Online Library
This paper presents the design of space–time block codes (STBCs) over maximum rank
distance (MRD) codes, energy‐efficient STBCs, STBCs using interleaved‐MRD codes, the …

An innovative direct and reciprocal theoretical modeling for digital and analog waves with very high computational performance

RG Caputo, GV Figueiredo… - 2018 New Trends in …, 2018 - ieeexplore.ieee.org
The essential purpose of this paper is to introduce a direct and reciprocal theoretical and
numerical approaches that can be used to represent some important digital as well as …

A hybrid relay control mechanism for ribbon topology in low‐voltage power line communication networks

M Xiang, C Wen, X Hou - International Journal of …, 2015 - Wiley Online Library
The communication reliability and distance of the low‐voltage power line communication
system are seriously affected by the channel interference and the time variant load …