2019/2
Browse by
Recent Submissions
-
A General Hybrid Precoding Method for mmWave Massive MIMO Systems,
(Společnost pro radioelektronické inženýrství, 2019-06)Recently, hybrid precoding architectures have been proposed for the purpose of practical implementation of massive Multiple-Input Multiple-Output (MIMO) systems in the Fifth Generation (5G) networks. In this paper, a general ... -
Efficient Cycle Frequency Acquisition of a Cyclostationary Signal with the FACA Method
(Společnost pro radioelektronické inženýrství, 2019-06)The cycle frequencies of a cyclostationary signal can be used for the signal identification and classification, separation of the overlapped signals in cycle domain, and so on. Efficient cycle frequency acquisition depends ... -
Multipath Exploitation in Emitter Localization for Irregular Terrains,
(Společnost pro radioelektronické inženýrství, 2019-06)Electronic Support Measures (ESM) systems have many operational challenges while locating radar emitter’s position around irregular terrains such as islands due to multipath scattering. To overcome these challenges, this ... -
The Digital Audio Broadcasting Journey from the Lab to Listeners - the Czech Republic Case Study
(Společnost pro radioelektronické inženýrství, 2019-06)This paper describes the complex experiences and the results of the Digital Audio Broadcasting (DAB+) implementation in the conditions of the Czech Republic. It analyses the background of the EUREKA 147 program, its targets, ... -
Coplanar Waveguide Microwave Sensor for Label-Free Real-Time Glucose Detection
(Společnost pro radioelektronické inženýrství, 2019-06)In this work, a~real-time label-free microwave diagnostic approach using Co-Planar Waveguide (CPW) design has been demonstrated for glucose detection. This mechanism has tremendous potential for the biomedical applications. ... -
Fast Convergence Algorithms for Coherence Optimization of Rank-1 Grassmannian Codebooks
(Společnost pro radioelektronické inženýrství, 2019-06)Best Complex Antipodal Spherical Codes (BCASC) and Coherence Based Grassmannian Codebooks (CBGC) are state of the art algorithms to produce minimal coherence codebooks, however have high running time (relatively more in ... -
Spectrum Sensing Based on Higher Order Cumulants and Kurtosis Statistics Tests in Cognitive Radio
(Společnost pro radioelektronické inženýrství, 2019-06)In this paper, new algorithms for spectrum sensing in cognitive radio based on higher order cumulants and kurtosis are proposed. The cumulants represent statistical signal processing based on pattern recognition for signals ... -
Quasi-Lumped Element Implementation of a Wide-Band Dual-Band Filter Based on Reactance Transformations
(Společnost pro radioelektronické inženýrství, 2019-06)The synthesis and design of a quasi-lumped element dual-band filter is presented for a radiometry application. Band 1 is from 0.45 to 0.86 GHz and band 2 from 1.24 to 1.75 GHz. The filter circuit model has no theoretical ... -
A New Bidirectional Wideband Circularly Polarized Cylindrical Dielectric Resonator Antenna using Modified J-shaped Ground Plane for WiMAX/LTE Applications
(Společnost pro radioelektronické inženýrství, 2019-06)A new singly-fed bidirectional wideband circularly polarized cylindrical dielectric resonator antenna (CDRA) using modified J-shaped ground plane is investigated and presented in this paper. The designed antenna excited ... -
A Complexity Analysis of IIR Filters with an Approximately Linear Phase
(Společnost pro radioelektronické inženýrství, 2019-06)In this paper, a comprehensive analysis of hardware complexity of different configurations for the realization of approximately linear phase filters is presented. Hardware complexity for the realization of the parallel ... -
Low-profile Slotted SIW Cavity Backed Antenna for Frequency Agility,
(Společnost pro radioelektronické inženýrství, 2019-06)The agile frequency antennas are widely used for wireless communication systems. This paper studies and designs a low-profile SIW antenna radiating from a circular slot graved in the ground plane, with the ability of ... -
Design of a New Radio-Frequency Switch Topology with Very Low Polarization Current
(Společnost pro radioelektronické inženýrství, 2019-06)Embedded systems are generally powered by batteries, characterized by a limited duration of electrical energy storage. For that, low power consuming RF components are often used. This work focuses on the design of a new ... -
Designing an Efficient Ultra Small Form Factor On-Chip Antenna for UHF RFID Application
(Společnost pro radioelektronické inženýrství, 2019-06)The efficient design of electrically small antennas (ESA) has recently evolved to an outstandingly active area of research. This paper aims to present an improved performance electrically small on-chip antenna design, for ... -
MIMO Antenna H-Plane Isolation Enhancement using UC-EBG Structure and Metal Line Strip for WLAN Applications
(Společnost pro radioelektronické inženýrství, 2019-06)This paper presents design of novel uniplanar Compact Electromagnetic bandgap (EBG) structure and its application in enhancement of isolation in H-Plane of MIMO antenna system for WLAN (5.8 GHz). Isolation enhancement or ... -
Flexible and Scalable Radio over Fiber Architecture
(Společnost pro radioelektronické inženýrství, 2019-06)In this paper, we investigate a scalable Radio over Fiber (RoF) system compliant to 5G fronthauling requirements. The proposed RoF architecture is able to adjust the network resources and capacities to satisfy user demands ... -
Optimal Pattern Synthesis of Thinned and Non-Uniformly Excited Concentric Circular Array Antennas using Hybrid GSA-PSO Technique
(Společnost pro radioelektronické inženýrství, 2019-06)Side Lobe Level (SLL) is considered as the most significant array pattern parameter as it helps in reducing surrounding noise and interference. As higher SLL value results in higher wastage of power in undesired direction, ...
RSS 1.0