2017/1
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Recent Submissions
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Novel Design of Recursive Differentiator Based on Lattice Wave Digital Filter
(Společnost pro radioelektronické inženýrství, 2017-04)In this paper, a novel design of third and fifth order differentiator based on lattice wave digital filter (LWDF), established on optimizing L_1-error approximation function using cuckoo search algorithm (CSA) is proposed. ... -
Optimal Parameters of Adaptive Segmentation for Epileptic Graphoelements Recognition
(Společnost pro radioelektronické inženýrství, 2017-04)Manual review of EEG records, as it is per¬formed in common medical practice, is very time-consuming. There is an effort to make this analysis easier and faster for neurologists by using systems for automatic EEG graphoelements ... -
Design of Second Order Recursive Digital Integrators with Matching Phase and Magnitude Response
(Společnost pro radioelektronické inženýrství, 2017-04)Location of poles and zeroes greatly affect phase response and magnitude response of a system. Recently, pole-zero optimization emerged as an effective approach to approximately match magnitude response of a system with ... -
Optimal Energy-Efficient Power Allocation Scheme with Low Complexity for Distributed Antenna System
(Společnost pro radioelektronické inženýrství, 2017-04)In this paper, by maximizing the energy efficiency (EE), an optimal power allocation scheme is developed for downlink distributed antenna system (DAS). Different from conventional optimal power allocation schemes that need ... -
An Efficient Eulerian Video Magnification Technique for Micro-biology Applications
(Společnost pro radioelektronické inženýrství, 2017-04)The micro-biology videos often contain motions of particles which are not visible to naked eye. Therefore an efficient motion magnification technique is required to magnify these motions. A time efficient eulerian video ... -
Watermark Detection in Impulsive Noise Environment Based on the Compressive Sensing Reconstruction
(Společnost pro radioelektronické inženýrství, 2017-04)The watermark detection procedure for images corrupted by impulsive noise is proposed. The procedure is based on the compressive sensing (CS) method for the reconstruction of corrupted pixels. It is shown that the proposed ... -
Soft – Partial Frequency Reuse Method for LTE-A
(Společnost pro radioelektronické inženýrství, 2017-04)In the paper a novel SPFR frequency reuse method is proposed which can be used for improvement of physical resources utilization efficiency in LTE-A. The proposed method combines both SFR and PFR giving the possibility of ... -
Wavefront Correction of Ionospherically Propagated HF Radio Waves Using Covariance Matching Techniques
(Společnost pro radioelektronické inženýrství, 2017-04)High Frequency (HF) radio waves propagating in the ionospheric random inhomogeneous media exhibit a spatial nonlinearity wavefront which may limit the performance of conventional high-resolution methods for HF sky wave ... -
Knowledge-Aided Non-Homogeneity Detector for Airborne MIMO Radar STAP
(Společnost pro radioelektronické inženýrství, 2017-04)The target detection performance decreases in airborne multiple-input multiple-output (MIMO) radar space-time adaptive processing (STAP) when the training samples contaminated by interference-targets (outliers) signals are ... -
2-D DOA Estimation of LFM Signals Based on Dechirping Algorithm and Uniform Circle Array
(Společnost pro radioelektronické inženýrství, 2017-04)Based on Dechirping algorithm and uniform circle array(UCA), a new 2-D direction of arrival (DOA) estimation algorithm of linear frequency modulation (LFM) signals is proposed in this paper. The algorithm uses the thought ... -
An Optimal Analysis in Wireless Powered Full-duplex Relaying Network
(Společnost pro radioelektronické inženýrství, 2017-04)Wireless-powered cellular networks (WPCNs) are currently being investigated to exploit the reliability and improve battery lifetime of mobile users. This paper investigates the energy harvesting structure of the full-duplex ... -
A Cascaded Reduced-Dimension STAP Method for Airborne MIMO Radar in the Presence of Jammers
(Společnost pro radioelektronické inženýrství, 2017-04)A cascaded reduced-dimension (RD) space-time adaptive processing (STAP) method for airborne multiple-input multiple-output (MIMO) radar in the presence of jammers is proposed in this paper. The proposed MIMO-STAP method ... -
Spectral Efficiency Comparison of OFDM and MC-CDMA with Carrier Frequency Offset
(Společnost pro radioelektronické inženýrství, 2017-04)Inter-carrier interference and multiple access interference due to carrier frequency offset (CFO) are two major factors that deteriorate the performance of orthogonal frequency division multiple access (OFDMA) and multicarrier ... -
Identification of a Time-Varying Curve in Spectrogram
(Společnost pro radioelektronické inženýrství, 2017-04)In this study a process of acquiring a trend of significant spectral coefficients of Photonic Doppler Velocimetry (PDV) data is proposed. The novelty of the paper is the design of a methodology which will allow to find a ... -
Waveform Agile Sensing Approach for Tracking Benchmark in the Presence of ECM using IMMPDAF
(Společnost pro radioelektronické inženýrství, 2017-04)This paper presents an efficient approach based on waveform agile sensing, to enhance the performance of benchmark target tracking in the presence of strong interference. The waveform agile sensing library consists of ... -
Interference Analysis between Mobile Radio and Digital Terrestrial Television in the Digital Dividend Spectrum
(Společnost pro radioelektronické inženýrství, 2017-04)This paper is concerned with the analysis of adjacent channel interference of the Long Term Evolution (LTE) mobile system operating in the Digital Dividend into Digital Video Broadcasting – Terrestrial (DVB–T) system. Field ... -
A Compact Lowpass Filter with Ultra Wide Stopband using Stepped Impedance Resonator
(Společnost pro radioelektronické inženýrství, 2017-04)In this paper, a compact asymmetric-shaped microstrip lowpass filter (LPF) using a stepped impedance resonator is presented. An ultra wide stopband with high attenuation in the stopband region, within very small circuit ... -
Investigation of Unequal Planar Wireless Electricity Device for Efficient Wireless Power Transfer
(Společnost pro radioelektronické inženýrství, 2017-04)This article focuses on the design and investigation of a pair of unequally sized wireless electricity (Witricity) devices that are equipped with integrated planar coil strips. The proposed pair of devices consists of two ... -
Two Methods for Estimation of Amplifier Imbalances in Multi-Amplifier Transmission Structures
(Společnost pro radioelektronické inženýrství, 2017-04)Energy efficient power amplification of multilevel constellations can be achieved by an amplification structure based on the constellation's as a sum of polar components, such as $M$ BPSK (Bi-Phase Shift Keying), that are ... -
Compact Dual-mode Microstrip Bandpass Filter Based on Greek-cross Fractal Resonator
(Společnost pro radioelektronické inženýrství, 2017-04)A geometrically symmetrical fractal structure is presented in this paper to provide an alternative approach for the miniaturization design of microstrip bandpass filters (BPFs). The generation process of the geometric ...
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