• Comparison of MOSFET Gate Waffle Patterns Based on Specific On-Resistance 

  Vacula, P.; Kote, V.; Barri, D.; Vacula, M.; Husak, M.; Jakovenko, J.; Privitera, S. (Společnost pro radioelektronické inženýrství, 2019-09)

  This article describes waffle power MOSFET segmentation and defines its analytic models. Although waffle gate pattern is well-known architecture for effective channel scaling without requirements on process modification, ...

• A Modified Compressed Sensing-Based Recovery Algorithm for Wireless Sensor Networks 

  Jahanshahi, J. A.; Danyali, H.; Helfroush, M. S. (Společnost pro radioelektronické inženýrství, 2019-09)

  In this paper, a novel compressed sensing (CS) acquisition and joint recovery of spatiotemporal correlated signals algorithm is presented for effective data collection and precise sensors data streams reconstruction in ...

• Two-dimensional Underdetermined DOA Estimation of Quasi-stationary Signals via Sparse Bayesian Learning 

  Zhang, W. K.; Wang, Q. P.; Huang, J. J.; Yuan, N. C. (Společnost pro radioelektronické inženýrství, 2019-09)

  In order to improve the direction-of-arrival (DOA) estimation performance of quasi-stationary signals (QSS) using a uniform circular array (UCA), this paper addresses novel method in the context of sparse representation ...

• The Detection Performance of the Dual-Sequence-Frequency-Hopping Signal via Stochastic Resonance Processing under Color Noise 

  Liu, G.; Kang, Y.; Quan, H.; Sun, H.; Cui, P.; Guo, C. (Společnost pro radioelektronické inženýrství, 2019-09)

  Can the Dual-Sequence-Frequency-Hopping (DSFH) as a military emergency communication mode work under strong color noise? And is there any detection improvement of the DSFH signal via stochastic resonance (SR) processing ...

• Design and Implementation of Fractional-Order Microwave Integrator 

  Gupta, M.; Upadhyay, D. K. (Společnost pro radioelektronické inženýrství, 2019-09)

  A novel design of fractional-order microwave integrator using shunt connected open-stubs with transmission line sections in cascade is proposed. Design is obtained by optimizing the L1-norm based error function in Z-domain ...

• Convolutional Neural Networks for Profiled Side-channel Analysis 

  Hou, S. R.; Zhou, Y. J.; Liu, H. M. (Společnost pro radioelektronické inženýrství, 2019-09)

  Recent studies have shown that deep learning algorithms are very effective for evaluating the security of embedded systems. The deep learning technique represented by Convolutional Neural Networks (CNNs) has proven to be ...

• Dim Target Detection in Infrared Images Using Saliency Algorithms 

  Tunc, S.; Ilgin, H. A. (Společnost pro radioelektronické inženýrství, 2019-09)

  Infrared (IR) target detection and tracking are commonly used in modern defense systems. Target detection is the first and very important step for several surveillance applications. Long distance between imager and targets ...

• A New Approach to OTH Main Parameters Determination 

  Saavedra, Z.; Argota, J. N.; Cabrera, M. A.; Elias, A. G. (Společnost pro radioelektronické inženýrství, 2019-09)

  In this work, we propose a method based on a simulation that incorporates several models to provide the set of parameters needed on Over-The-Horizon radars (OTHR) performance evaluation, which consists in a versatile ...

• Multiport Network Model of Double–stub Loaded Microstrip Ring Antenna for Tri–band Operation 

  Pradhan, S.; Gupta, B. (Společnost pro radioelektronické inženýrství, 2019-09)

  A microstrip ring antenna has a single broadside fundamental radiating mode. In this communication one of the arms of the ring has been loaded with two stubs, so that the perturbation in the fields results in broadside ...

• Compact UWB Printed Slot Antenna with Three Extra Bands and WiMAX Rejection Functionality 

  Das, A.; Acharjee, J.; Mandal, K. (Společnost pro radioelektronické inženýrství, 2019-09)

  A compact ultra-wideband (UWB) printed slot antenna with additional bands of 870-960 MHz, 1.67-1.84 GHz, 2.33-2.57 GHz for GSM-900, GSM-1800 and Bluetooth respectively along with WiMAX band rejection functionality at ...

• Efficient Gradient-Based Algorithm with Numerical Derivatives for Expedited Optimization of Multi-Parameter Miniaturized Impedance Matching Transformers 

  Koziel, S.; Pietrenko-Dabrowska, A. (Společnost pro radioelektronické inženýrství, 2019-09)

  Full-wave electromagnetic (EM) simulation tools have become ubiquitous in the design of microwave components. In some cases, e.g., miniaturized microstrip components, EM analysis is mandatory due to considera¬ble cross-coupling ...

• Half Mode Substrate Integrated Waveguide Leaky Wave Antenna with Broadside Gain Enhancement for Ku-Band Applications 

  Agrawal, R.; Belwal, P.; Gupta, S. C. (Společnost pro radioelektronické inženýrství, 2019-09)

  A miniaturized frequency scanned leaky wave antenna (LWA) based on half mode substrate integrated waveguide (HMSIW) with open stop-band suppression is proposed. The modified cross-slot is etched on the top of HMSIW as the ...

• An Ultra-Thin Low-Frequency Tunable Metamaterial Absorber Based on Lumped Element 

  Zhang, G. W.; Gao, J.; Cao, X. Y.; Yang, H. H.; Jidi, L. R. (Společnost pro radioelektronické inženýrství, 2019-09)

  In this paper, an ultra-thin metamaterial absorber with a stretching transformation (ST) pattern is proposed and fabricated in the low-frequency range. The absorber is composed of dielectric layer, metal patch loading ...

• Design of Compact Polarization Insensitive Triple Bandstop Frequency Selective Surface with High Stability under Oblique Incidence 

  Ghosh, A.; Banerjee, A.; Das, S. (Společnost pro radioelektronické inženýrství, 2019-09)

  This paper proposes a novel design of a triple band frequency selective surface (FSS) that acts as a bandstop filter at 1.92 GHz, 3.5 GHz and 5.64 GHz. The bandstop frequencies resemble to GSM, WLAN and WiMAX application ...

• Analysis of Uniform and Tapered CPW-fed Zigzag Monopoles Used as Feed Structures for Wide-Slot Radiators 

  Banerjee, A.; Chatterjee, S.; Gupta, B.; Bandyopadhyay, A. K. (Společnost pro radioelektronické inženýrství, 2019-09)

  CPW-fed zigzag monopole radiators can be used to excite wide slots etched on the CPW-grounds for gain enhancement purposes, without significantly altering its resonance. The circuit analysis for CPW-fed zigzag monopole ...

• Simulation and Fabrication of Broadband Tunable Phase Shifter Based on Transmission Line Metamaterial 

  Sheng, S.; Chen, H. X.; Wen, J.; Liu, H. R. (Společnost pro radioelektronické inženýrství, 2019-09)

  This paper presents a kind of broadband, low-loss tunable phase shifter based on transmission line metamaterial. An inherent high-pass backward-wave response property of a left-handed metamaterial based on coplanar waveguide ...

• Modeling Cascaded Cylindrical Metasurfaces with Spatially-Varying Impedance Distribution 

  Sipus, Z.; Eres, Z.; Barbaric, D. (Společnost pro radioelektronické inženýrství, 2019-09)

  Modeling curved metasurface structures represents a computing challenge due to the complexity of considered designs. This creates a need for specialized efficient analysis methods. An approach that combines the spectral-domain ...

• On the Topological Robustness of Vortex Modes at Microwave Frequencies 

  Barbuto, M.; Bassotti, A.; Alu, A.; Bilotti, F.; Toscano, A. (Společnost pro radioelektronické inženýrství, 2019-09)

  Vortex fields carrying orbital angular momentum are robust with respect to a wide range of external disturbances and exhibit self-healing properties. These peculiar characteristics have been deeply investigated at optical ...

• Grounded Coplanar Waveguide-fed Compact MIMO Antenna for Wireless Portable Applications 

  Taghizadeh, H.; Ghobadi, Ch.; Azarm, B.; Majidzadeh, M. (Společnost pro radioelektronické inženýrství, 2019-09)

  A multi-input multi-output (MIMO) antenna with high isolation capability is proposed in this paper. The proposed MIMO antenna configuration is composed of two monopole antennas, each of them consists of a single rectangular ...

• Electromagnetic Modeling of Rat’s Head: Comparison of Formulations and Models 

  Kuratko, D.; Wojcik, D. K.; Lacik, J.; Koudelka, V. (Společnost pro radioelektronické inženýrství, 2019-09)

  Reliable inverse imaging of source currents in rat’s brain requires sufficiently accurate and CPU-time moderate forward models of fields to calibrate inverse solvers. In this paper, we compare different mathematical ...

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