Radioengineering
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ISSN: 1210-2512 (print)
ISSN: 1805-9600 (online)
Vydává: Společnost pro radioelektronické inženýrství
Šéfredaktor: prof. Dr. Ing. Raida Zbyněk
Web: www.radioeng.cz
Časopis vychází od roku 1992, čtyřikrát ročně.
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Recent Submissions
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A New Method for Designing Modified Compact Microstrip LPF with Sharp Roll-Off and Wide Stopband
(Společnost pro radioelektronické inženýrství, 2021-12)A new method for designing a compact microstrip lowpass filter (LPF) with wide stopband width (SBW) and sharp roll off (ROF) is presented. In proposed designing procedure, high impedance microstrip lines are bent to achieve ... -
Experimental Characterization of Aircraft Electromagnetic Protections
(Společnost pro radioelektronické inženýrství, 2021-12)In the paper, an original construction of a coaxial flange for measurements of shielding efficiency of composite materials is presented. The measurement procedure is conceived as a differential method to suppress influence ... -
A Novel Unidirectional High-Gain Cascaded Square Ring Antenna for WLAN Base Station Applications
(Společnost pro radioelektronické inženýrství, 2021-12)This paper designs a unidirectional high gain, low-cost cascading ring antenna with coaxial feeding and metal without the dielectric. The designed antenna suits for high power transfer applications such as Radar communications, ... -
Synthesis of Dual-Beam Patterns by Exploiting Time-Modulation in Unequally Spaced Linear Arrays
(Společnost pro radioelektronické inženýrství, 2021-12)In this paper, a novel approach for synthesizing multiple radiation patterns with reduced hardware complexity in the feed network by exploiting the additional degree of freedom ‘time’ in time modulated unequally spaced ... -
Development an Analytical Method for Pattern Synthesis of Arbitrary Shaped Planar Arrays
(Společnost pro radioelektronické inženýrství, 2021-12)In practice, it is often necessary to design an array that will yield desired radiation pattern. For this purpose, several time-consuming algorithms are introduced in the literature. In this paper, an analytical method is ... -
Low-Complexity Suppression of Adjacent Channel Interference in FDD Transceiver
(Společnost pro radioelektronické inženýrství, 2021-12)The transmitter-induced adjacent channel interference (ACI) due to power amplifier nonlinearity poses severe desensitization to the receiver in frequency-division duplexing transceivers. To tackle this issue, this paper ... -
Null Broadening Robust Beamforming Based on Decomposition and Iterative Second-order Cone Programming
(Společnost pro radioelektronické inženýrství, 2021-12)To solve the problem that the performance of adaptive beamformer degrades severely in the presence of steering vector mismatch or non-stationary interference, a null broadening robust beamforming based on decomposition and ... -
UAV Communication Signal Recognition: A New Feature Representation and Deep-Learning Method
(Společnost pro radioelektronické inženýrství, 2021-12)As the threats from unmanned aerial vehicles (UAVs) increases gradually, to recognize and classify unknown UAVs have became more and more important in both civil and military security fields. Classification of signal ... -
High-gain and Low-RCS Linear Polarization F-P Resonant Cavity Antenna Based on Metasurface
(Společnost pro radioelektronické inženýrství, 2021-12)Fabry-Perot (F-P) resonant cavity antenna is a high-gain antenna, which can increase the gain of microstrip antenna significantly, without a complicated feed network. It has a simple structure and it is easy to process. ... -
Efficient Method for Solving TM-Polarized Plane Wave Scattering from Two-Dimensional Perfect Conductor Surfaces Using Fourier Series Approximation of the Green’s Function
(Společnost pro radioelektronické inženýrství, 2021-12)The method of moments generates a matrix which is usually solved using iterative methods due to the high computational complexity of a direct inversion. The cost of matrix-vector multiplications and memory requirement at ... -
Metasurface Interlaced SR CP Patch with the Capability to Change Polarization Diversity
(Společnost pro radioelektronické inženýrství, 2021-12)In this work, an affordable solution for the improved performance of circular polarization diversity array antenna by helping metasurface structure (MTS) is presented. The basic structure includes a multi-input feed network ... -
Scintillation Effects in S-Band Telemetry Link of INPE’s Earth Station in Cuiaba-Brazil
(Společnost pro radioelektronické inženýrství, 2021-12)One of the main earth stations that INPE uses to track and control its satellites is located in the city of Cuiaba (15.33°S, 56.46°W, dip latitude, 6.1°S), between the magnetic equator and the peak of the equatorial anomaly. ... -
Development of an Improved Frequency Limited Model Order Reduction Technique and Error Bound for Discrete-Time Systems
(Společnost pro radioelektronické inženýrství, 2021-12)Frequency limited model order reduction algorithm presented by Wang & Zilouchian for discrete-time systems provide unstable reduced-order models and also do not provide a priori error bound formula. Many stability-preserving ... -
Generalized Regression Neural Network Based Channel Identification and Compensation Using Scattered Pilot
(Společnost pro radioelektronické inženýrství, 2021-12)In the high-speed mobile environment, channel state information (CSI) estimated at the beginning of the packet is quite different at the last part because the actual channel state changes with time. To overcome this problem, ... -
Recognition of Radar Emitters with Agile Waveform Based on Hybrid Deep Neural Network and Attention Mechanism
(Společnost pro radioelektronické inženýrství, 2021-12)With the increasing complexity of the electromagnetic environment and the continuous development of radar technology, more and more modern digital programmable radars using agile waveform will appear in the future battlefield. ... -
A Matching Pursuit-Based Vehicle Wheel Parameter Extraction Method from Micro-Doppler Radar Signal
(Společnost pro radioelektronické inženýrství, 2021-12)Micro-Doppler effects of moving vehicles in a radar system are mainly induced by the rotation of wheels, whose features are closely related to the numbers, positions and radiuses of wheels. These parameters of wheels are ... -
Effective Relative Permittivity Determination of 3D Printed Artificial Dielectric Substrates Based on a Cross Unit Cell
(Společnost pro radioelektronické inženýrství, 2021-12)This paper proposes closed-form analytical models for the determination of the effective relative permittivity of 3D printed artificial dielectric substrates based on a cross unit cell. The parallel plate capacitor approach ... -
A Self-Start-Up Sub-Threshold DC/DC Boost Converter Using Bootstrap Driver for Self-Powered Sensor Nodes
(Společnost pro radioelektronické inženýrství, 2021-12)In this paper, a fully autonomous and integrated sub-threshold DC-DC converter is presented for energy harvesting from ambient sources to self-powered IoT nodes. The proposed converter and its clock generator are designed ... -
High-Selectivity Bandpass Filter Based on Two Merged Ring Resonators
(Společnost pro radioelektronické inženýrství, 2021-09)A high-selectivity bandpass filter (BPF) based on two merged ring resonators is presented in this paper. The structure of this proposed BPF can be seen as the two one-wavelength ring resonators merged each other by sharing ... -
Substrate Integrated Waveguide Cavity Backed Wideband Slot Antenna for 5G Applications
(Společnost pro radioelektronické inženýrství, 2021-09)In this article, a study of wideband substrate integrated waveguide (SIW) cavity based slot antenna is presented. The proposed antenna consists of a U-shaped slot etched in the ground plane which helps in achieving the ...
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