Lukas Langhammer

According to our database, Lukas Langhammer authored at least 38 papers between 2015 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2024

1 V Electronically Tunable Differential Difference Current Conveyors Using Multiple-Input Operational Transconductance Amplifiers.

Montree Kumngern, Fabian Khateb, Tomasz Kulej, Lukas Langhammer

Sensors, March, 2024

2023

Various-Order Low-Pass Filter with the Electronic Change of Its Approximation.

Lukas Langhammer, Roman Sotner, Radek Theumer

Sensors, October, 2023

Reconnection-Less Reconfigurable Filter Based on Method of Unknown Nodal Voltages Using 4×4 Matrix.

Lukas Langhammer, Roman Sotner

IEEE Access, 2023

2022

Electronic Tunability and Cancellation of Serial Losses in Wire Coils.

Roman Sotner, Jan Jerabek, Ladislav Polak, Radek Theumer, Lukas Langhammer

Sensors, 2022

2021

Reconnection-less Reconfigurable Fractional-Order Current-Mode Integrator Design With Simple Control.

Lukas Langhammer, Roman Sotner, Jan Dvorak, Jan Jerabek, Darius Andriukaitis

IEEE Access, 2021

Electronically Reconfigurable and Tunable Fractional-Order Filter Using Resonator Concept and Feedforward Path for Low-Frequency Tone Signalization.

Ondrej Domansky, Roman Sotner, Lukas Langhammer, Ladislav Polak

IEEE Access, 2021

Voltage Tunable Building Blocks Using Compact Active Device in Design of Filtering Applications.

Roman Sotner, Jiri Petrzela, Lukas Langhammer

Proceedings of the 31st International Conference Radioelektronika, 2021

2020

Design of Building Blocks for Fractional-Order Applications with Single and Compact Active Device.

Roman Sotner, Jan Jerabek, Lukas Langhammer, Jaroslav Koton, Josef Polak, Darius Andriukaitis, Algimantas Valinevicius

Proceedings of the 43rd International Conference on Telecommunications and Signal Processing, 2020

Design of Electronically Adjustable Fractional Order Immittances Using Single Active Device.

Roman Sotner, Jan Jerabek, Lukas Langhammer, Jaroslav Koton, Darius Andriukaitis, Audrius Merfeldas

Proceedings of the 43rd International Conference on Telecommunications and Signal Processing, 2020

Comparison of Simple Design Methods for Voltage Controllable Resistance.

Roman Sotner, Ondrej Domansky, Lukas Langhammer, Jiri Petrzela

Proceedings of the 30th International Conference Radioelektronika, 2020

Conversion of a MISO Filter into its Reconnection-less Reconfigurable Form with Complex Active elements.

Lukas Langhammer, Roman Sotner

Proceedings of the 30th International Conference Radioelektronika, 2020

Third-Order Reconnection-Less Electronically Reconfigurable Multifunctional Filter.

Lukas Langhammer, Roman Sotner

Proceedings of the IEEE International Symposium on Circuits and Systems, 2020

Practical Design of Fractional-Order Resonator for Application in the Multiphase Oscillator.

Roman Sotner, Jan Jerabek, Lukas Langhammer, Aslihan Kartci, Norbert Herencsar, Bilgin Metin

Proceedings of the 27th IEEE International Conference on Electronics, Circuits and Systems, 2020

Tunable Fractional-Order Capacitance Multiplier Using Current Gain Adjustment.

Roman Sotner, Jan Jerabek, Lukas Langhammer

Proceedings of the 27th IEEE International Conference on Electronics, Circuits and Systems, 2020

Current-Mode Fractional-Order Electronically Controllable Integrator Design.

Lukas Langhammer, Roman Sotner, Jan Dvorak, Ondrej Sladok, Jan Jerabek, Panagiotis Bertsias

Proceedings of the 27th IEEE International Conference on Electronics, Circuits and Systems, 2020

2019

Practical Design of RC Approximants of Constant Phase Elements and Their Implementation in Fractional-Order PID Regulators Using CMOS Voltage Differencing Current Conveyors.

Ondrej Domansky, Roman Sotner, Lukas Langhammer, Jan Jerabek, Costas Psychalinos, Georgia Tsirimokou

Circuits Syst. Signal Process., 2019

Fractional-Order Asymptotical Phase Shifter with Flat Magnitude Response.

Roman Sotner, Lukas Langhammer, Jan Jerabek, Tomás Dostál

Proceedings of the 17th IEEE International New Circuits and Systems Conference, 2019

Novel Design Solution of Reconnection-less Electronically Reconfigurable Filter.

Lukas Langhammer, Roman Sotner, Jan Dvorak, Tomás Dostál

Proceedings of the 26th International Conference on Mixed Design of Integrated Circuits and Systems, 2019

Electronically Controllable Audio Equalizers Based on Bilinear Immittances Utilizing CMOS Voltage Differencing Current Conveyor.

Roman Sotner, Jan Jerabek, Serdar Özoguz, David Kubánek, Lukas Langhammer

Proceedings of the IEEE International Symposium on Circuits and Systems, 2019

Voltage Differencing Current Conveyor Differential Input Transconductance Amplifier: Novel Active Element and Its Resistorless Filtering Application.

Roman Sotner, Jan Jerabek, Lukas Langhammer, Jiri Petrzela, Winai Jaikla, Sunti Tuntrakool

Proceedings of the 11th International Congress on Ultra Modern Telecommunications and Control Systems and Workshops, 2019

Electronically Tunable Oscillator Utilizing Reinforced Controllable Parameters.

Lukas Langhammer, Roman Sotner, Ondrej Domansky

Proceedings of the 11th International Congress on Ultra Modern Telecommunications and Control Systems and Workshops, 2019

Frequency Corrector Using Voltage Differencing Current Conveyor Transconductance Amplifiers.

Roman Sotner, Jiri Petrzela, Jan Jerabek, Lukas Langhammer

Proceedings of the 26th IEEE International Conference on Electronics, Circuits and Systems, 2019

Novel Electronically Reconfigurable Filter and Its Fractional-Order Counterpart.

Lukas Langhammer, Roman Sotner, Jan Dvorak, Jan Jerabek, Peter A. Ushakov

Proceedings of the 26th IEEE International Conference on Electronics, Circuits and Systems, 2019

2018

Synthesis and Analysis of Electronically Adjustable Fractional-Order Low-Pass Filter.

Jan Dvorak, Lukas Langhammer, Jan Jerabek, Jaroslav Koton, Roman Sotner, Josef Polak

J. Circuits Syst. Comput., 2018

Reconnection-less Reconfigurable Filter and its Application into Adaptive Circuit.

Roman Sotner, Jan Jerabek, Jiri Petrzela, Lukas Langhammer, Ondrej Domansky, Winai Jaikla, Tomás Dostál

Proceedings of the 41st International Conference on Telecommunications and Signal Processing, 2018

Modification of Current Follower/Amplifier with Controllable Intrinsic Resistance.

Lukas Langhammer, Roman Sotner, Jan Dvorak

Proceedings of the 41st International Conference on Telecommunications and Signal Processing, 2018

Design of Fully-Differential Frequency Filter with Fractional-Order Elements.

Jan Dvorak, Jan Jerabek, Lukas Langhammer, Stavroula Kapoulea, Costas Psychalinos

Proceedings of the 41st International Conference on Telecommunications and Signal Processing, 2018

Reconfigurable Impedance Converter for Synthesis of Integer and Fractional-Order Synthetic Elements.

Ondrej Domansky, Roman Sotner, Lukas Langhammer

Proceedings of the 41st International Conference on Telecommunications and Signal Processing, 2018

New Reconfigurable Universal SISO Biquad Filter Implemented by Advanced CMOS Active Elements.

Roman Sotner, Lukas Langhammer, Ondrej Domansky, Jiri Petrzela, Jan Jerabek, Tomás Dostál

Proceedings of the 15th International Conference on Synthesis, 2018

On Advanced Current Conveyor Applications Having Capacitor Connected to Current Input Terminal.

Roman Sotner, Jiri Petrzela, Jan Jerabek, Lukas Langhammer, Tomás Dostál

Proceedings of the 25th International Conference "Mixed Design of Integrated Circuits and System", 2018

Fully-Differential Universal Frequency Filter with Dual-Parameter Control of the Pole Frequency and Quality Factor.

Lukas Langhammer, Roman Sotner, Jan Dvorak, Jan Jerabek, Miroslav Zapletal

Proceedings of the IEEE International Symposium on Circuits and Systems, 2018

Non-Integer-Order Low-Pass Filter with Electronically Controllable Parameters.

Jan Dvorak, Zuzana Polesakova, Jan Jerabek, Lukas Langhammer, Aslihan Kartci, Jaroslav Koton

Proceedings of the IEEE International Symposium on Circuits and Systems, 2018

2017

Resistor-Less Single-Purpose or Reconfigurable Biquads Utilizing Single <i>z</i>-Copy Controlled-Gain Voltage Differencing Current Conveyor.

Jan Jerabek, Roman Sotner, Josef Polak, Lukas Langhammer, Norbert Herencsar, Roman Prokop, Kamil Vrba

J. Circuits Syst. Comput., 2017

A 1+α Low-Pass Fractional-Order Frequency Filter with Adjustable Parameters.

Lukas Langhammer, Roman Sotner, Jan Dvorak, Ondrej Domansky, Jan Jerabek, Jiri Uher

Proceedings of the 40th International Conference on Telecommunications and Signal Processing, 2017

Single active parameter tunable simple band-pass filter: Methods for tunability range extension.

Roman Sotner, Jiri Petrzela, Ondrej Domansky, Lukas Langhammer, Tomás Dostál

Proceedings of the 24th International Conference Mixed Design of Integrated Circuits and Systems, 2017

2016

Fractional-order low-pass filter with electronically adjustable parameters.

Jan Jerabek, Roman Sotner, David Kubánek, Jan Dvorak, Lukas Langhammer, Norbert Herencsar, Kamil Vrba

Proceedings of the 39th International Conference on Telecommunications and Signal Processing, 2016

Electronically tunable fractional-order low-pass filter with current followers.

Jan Dvorak, Lukas Langhammer, Jan Jerabek, Jaroslav Koton, Roman Sotner, Josef Polak

Proceedings of the 39th International Conference on Telecommunications and Signal Processing, 2016

2015

Comparison of Two Solutions of Quadrature Oscillators With Linear Control of Frequency of Oscillation Employing Modern Commercially Available Devices.

Roman Sotner, Jan Jerabek, Lukas Langhammer, Josef Polak, Norbert Herencsar, Roman Prokop, Jiri Petrzela, Winai Jaikla

Circuits Syst. Signal Process., 2015