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Analysis and Verification of Identical-Order Mixed-Matrix Fractional-Order Capacitor Networks
(IEEE, 2018-07-02)In the open literature while capacitors are introduced with -90 degrees phase angle, here we described our fabricated polymer composite, mixed matrix, as a fractional-order capacitor (FoC). The effect on phase and ... -
Fractional-Order Hartley Oscillator
(IEEE, 2018-07-02)A fractional-order capacitor (FOC) is developed using a Molybdenum disulfide ferroelectric polymer composite. The fabricated FOC exhibits constant phase over five decades between 100 Hz-10 MHz, which is the broadest operating ... -
New chaotic dynamical system with a conic-shaped equilibrium located on the plane structure
(MDPI, 2017-09-22)This paper presents a new autonomous deterministic dynamical system with equilibrium degenerated into a plane-oriented hyperbolic geometrical structure. It is demonstrated via numerical analysis and laboratory experiments ... -
Performance Analysis of Hybrid FSO Systems Using FSO/RF-FSO Link Adaptation
(IEEE, 2018-05-16)Free-space optical (FSO) links are considered as cost-effective, non-invasive alternative to fiber optic cables for 5G cellular backhaul networking. For FSO based backhaul networks we propose an additional millimeter-wavelength ... -
Duality of Complex Systems Built from Higher-Order Elements
(Hindawi, 2018-09-07)The duality of nonlinear systems built from higher-order two-terminal Chua’s elements and independent voltage and current sources is analyzed. Two different approaches are now being generalized for circuits with higher-order ... -
High Efficiency Classes of RF Amplifiers
(International Science and Engineering Society, 2018-02-28)This article is dealing with high efficiency RF amplifiers in modern classes F, E and J. The first part is focused on basic function, main parameters and the output matching topologies of the mentioned classes. Output ... -
Design and Analysis of CCII-Based Oscillator with Amplitude Stabilization Employing Optocouplers for Linear Voltage Control of the Output Frequency
(MDPI, 2018-08-22)This paper shows the topology design of a simple second-order oscillator based on two three-port current conveyors, two resistors, and two grounded capacitors, as well as its modification to a voltage-controlled oscillator ... -
Comparative Study of Discrete Component Realizations of Fractional-Order Capacitor and Inductor Active Emulators
(World Scientific, 2018-02-06)Due to the absence of commercially available fractional-order capacitors and inductors, their implementation can be performed using fractional-order differentiators and integrators, respectively, combined with a ... -
Gunshot Recognition using Low Level Features in the Time Domain
(IEEE, 2018-04-19)This paper explores the possibility of using scarcely used time-domain features for the task of gunshot recognition. A set of 11 features derived from temporal characteristics (waveform) of signals is calculated from a ... -
Fractional-Order Low-Pass Filter with Electronic Tunability of Its Order and Pole Frequency
(FEI STU Bratislava, 2018-02-27)This paper presents novel solution of a fractional-order low-pass filter (FLPF). The proposed filter operates in the current mode and it is designed using third-order inverse follow-the-leader feedback topology and operational ... -
Electronically Reconfigurable Universal Filter Based on VDTAs
(IEEE, 2018-04-19)The proposed filter extends features of the previously presented Voltage Differencing Transconductance Amplifiers (VDTAs)-based frequency filter. It brings the new advantage of an electronic reconfiguration of its transfer. ... -
A Novel Pseudo-Differential Integer/Fractional-Order Voltage-Mode All-Pass Filter
(IEEE, 2018-05-08)The paper presents the first- (integer) and fractional-order case studies of a novel pseudo-differential (P-D) voltage-mode all-pass filter (APF) employing a single differential voltage current conveyor (DVCC), one resistor, ... -
Design of the simple oscillator with linear tuning and pi/4 phase shift based on emulator of the modified current differencing unit
(The Institute of Electronics, Information and Communication Engineers (IEICE), 2015-10-10)This paper presents a simple oscillator with 45 degrees phase shift between output signals. A Modified current Differencing Unit (MCDU) was used for its design. The MCDU offers controllability of input resistances ... -
Strange attractors generated by multiple-valued static memory cell with polynomial approximation of resonant tunneling diodes
(MDPI, 2018-09-12)This paper brings analysis of the multiple-valued memory system (MVMS) composed by a pair of the resonant tunneling diodes (RTD). Ampere-voltage characteristic (AVC) of both diodes is approximated in operational voltage ... -
Applications of novel behavioral implementation of a controllable generalized current conveyor
(IEEE, 2018-04-20)This contribution presents a novel modification of a behavioral model for a generalized current conveyor of second generation based on commercially available active devices. This model is suitable for preliminary tests of ... -
Time-varying K factor of the mm-Wave Vehicular Channel: Velocity, Vibrations and the Road Quality Influence
(IEEE, 2017-10-07)Abstract—This paper evaluates real-world intra-vehicle millimeter-wave (mmWave) channel measurements performed in a vehicular environment. Utilizing a correlative time-domain channel sounder, we demonstrate the dependency ... -
Fully-Differential Universal Frequency Filter with Dual-Parameter Control of the Pole Frequency and Quality Factor
(IEEE, 2018-05-30)The paper presents a proposal of modified 2ndorder fully-differential universal frequency filter. Both the pole frequency and quality factor (controlled without disturbing each other) of the filter can be controlled by two ... -
Řídicí modul pro poziční rotační elektromechanický systém
(International Science and Engineering Society, 2018-02-28)Tento článek prezentuje jedno z možných jednoduchých řešení flexibilního řídicího modulu pro řízení pozičního rotačního elektromechanického systému pomocí osobního počítače (PC). Rotační elektromechanický systém se skládá ... -
Coarse Time Synchronization Utilizing Symmetric Properties of Zadoff-Chu Sequences
(IEEE, 2018-02-19)We demonstrate a novel metric for coarse time synchronization suitable for wireless communication. The novel metric benefits from a symmetry of Zadoff-Chu sequences in the time domain. The time domain symmetry is obtained ... -
Series-, Parallel-, and Inter-Connection of Solid-State Arbitrary Fractional-Order Capacitors: Theoretical Study and Experimental Verification
(IEEE, 2018-02-27)In the paper, general analytical formulas are introduced for the determination of equivalent impedance, magnitude, and phase, i.e. order, for n arbitrary fractional-order capacitors (FoCs) connected in series, parallel, ...
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