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Direct Interconnection of Ports in Modern Functional Blocks Based on Current Conveyor and CCTA for Circuit Design 

Dostál, Tomáš; Šotner, Roman (Kaunas University of Technology, 2013-11-12)
The paper deals with modern functional blocks based on current conveyors and their utilization in analogue signal processing. Multi-port elements with directly interconnected ports (terminals) are the main topic of our ...
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Novel Reconnection-less Reconfigurable Filter Design Based on Unknown Nodal Voltages Method and Its Fractional-Order Counterpart 

Langhammer, Lukáš; Šotner, Roman; Dvořák, Jan; Jeřábek, Jan; Ushakov, Peter A. (Kaunas University of Technology, 2019-06-26)
A novel solution of reconnection-less electronically reconfigurable filter is introduced in the paper. The filter is designed based on unknown nodal voltages method (MUNV) using operational transconductance amplifiers ...
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Reconnection–less Reconfigurable Fractional–Order Current–Mode Integrator Design with Simple Control 

Langhammer, Lukáš; Šotner, Roman; Dvořák, Jan; Jeřábek, Jan; Andriukaitis, Darius (IEEE, 2021-10-01)
A design of a fractional-order (FO) integrator is introduced for operation of resulting solution in the current mode (CM). The solution of the integrator is based on the utilization of RC structures, but in comparison to ...
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Pseudo-Differential Filter Design Using Novel Adjustable Floating Inductance Simulator with Electronically Controllable Current Conveyors 

Šotner, Roman; Herencsár, Norbert; Jeřábek, Jan; Kartci, Aslihan; Koton, Jaroslav; Dostál, Tomáš (Kaunas University of Technology, 2017-04-27)
This paper presents new floating inductance simulator based on three electronically controllable current conveyors (ECCIIs) and differential voltage buffer (DVB). The inductance simulator offers simple electronic control ...
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Dual-Mode Multifunctional Reconnection-less Reconfigurable Filter 

Langhammer, Lukáš; Šotner, Roman; Dvořák, Jan; Dostál, Tomáš (Kaunas University of Technology, 2020-06-29)
A novel solution of a reconnection-less reconfigurable filter is being presented. The filter works in the current mode, voltage mode and mixed mode (voltage to current) offering sixteen transfer functions in total. The ...
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Simple Oscillator with Enlarged Tunability Range Based on ECCII and VGA Utilizing Commercially Available Analog Multiplier 

Šotner, Roman; Jeřábek, Jan; Herencsár, Norbert; Horng, Jiun-Wei; Vrba, Kamil; Dostál, Tomáš (De Gruyter, 2016-04-07)
This work presents an example of implementation of electronically controllable features to an originally unsuitable circuit structure of oscillator. Basic structure does not allow any electronic control and has mutually ...
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A CMOS Multiplied Input Differential Difference Amplifier: A New Active Device and Its Applications 

Šotner, Roman; Jeřábek, Jan; Prokop, Roman; Kledrowetz, Vilém; Polák, Josef (MDPI AG, 2017-01-26)
This paper presents a newly developed active device, referred to as a multiplied input differential difference amplifier (MIDDA), which allows operations of summation/subtraction and multiplication of input signals. It was ...
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Behavioral model for emulation of ZC-CG-VDCC 

Jeřábek, Jan; Šotner, Roman; Herencsár, Norbert; Vrba, Kamil; Dostál, Tomáš (The Institute of Electronics, Information and Communication Engineers (IEICE), 2016-01-29)
This paper presents a proposal and an experimental analysis of behavioral emulator of so-called z-copy controlled-gain voltage differencing current conveyor (ZC-CG-VDCC) based on commercially available devices. Most of ...
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Resistor-less Single-purpose or Reconfigurable Biquads Utilizing Single Z-Copy Controlled-Gain Voltage Differencing Current Conveyor 

Jeřábek, Jan; Šotner, Roman; Polák, Josef; Langhammer, Lukáš; Herencsár, Norbert; Prokop, Roman; Vrba, Kamil (2017-03-31)
Presented work deals with applications of the single Z-Copy Controlled-Gain Voltage Differencing Current Conveyor (ZC-CG-VDCC) in single purpose and multifunctional biquadratic voltage- and current-mode active resistor-less ...
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Current–Mode Fractional–Order Electronically Controllable Integrator Design 

Langhammer, Lukáš; Šotner, Roman; Dvořák, Jan; Sládok, Ondřej; Jeřábek, Jan; Bertsias, Panagiotis (IEEE, 2020-11-25)
This contribution presents a design of a current–mode fractional–order electronically controllable integrator which can be used as a building block for a design of fractional–order (FO) circuits. The design is based on a ...
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AuthorŠotner, Roman (23)Jeřábek, Jan (16)Dostál, Tomáš (10)Langhammer, Lukáš (10)Herencsár, Norbert (8)Vrba, Kamil (6)Dvořák, Jan (5)Prokop, Roman (5)Jaikla, Winai (4)Domanský, Ondřej (3)... View MoreSubject
electronic control (24)
elektronické řízení (8)electronic reconfiguration (3)frequency filter (3)universal filter (3)CMOS (2)current conveyor transconductance amplifier (2)current mode (2)current–mode (2)fractional–order (2)... View MoreDate Issued2021 (2)2020 (5)2019 (4)2018 (3)2017 (3)2016 (3)2015 (2)2013 (2)

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