ŠOTNER, R.; JEŘÁBEK, J.; HERENCSÁR, N.; DOSTÁL, T.; VRBA, K. Design of Z-copy controlled- gain voltage differencing current conveyor based adjustable functional generator. Microelectronic Journal, 2015, vol. 46, no. 2, p. 143-152. ISSN: 0026- 2692.

HORNG, J.-W.; WU, C.; HERENCSÁR, N. Fully differential first- order allpass filters using a DDCC. INDIAN JOURNAL OF ENGINEERING AND MATERIALS SCIENCES, 2014, vol. 21, no. 4, p. 345-350. ISSN: 0971- 4588.

KOTON, J.; VRBA, K.; HERENCSÁR, N. Voltage-mode full- wave rectifier based on DXCCII. ANALOG INTEGRATED CIRCUITS AND SIGNAL PROCESSING, 2014, vol. 2014, no. 1, p. 1-9. ISSN: 0925- 1030.

ŠOTNER, R.; JEŘÁBEK, J.; HERENCSÁR, N.; PETRŽELA, J.; VRBA, K.; KINCL, Z. Linearly Tunable Quadrature Oscillator Derived from LC Colpitts Structure Using Voltage Differencing Transconductance Amplifier and Adjustable Current Amplifier. ANALOG INTEGRATED CIRCUITS AND SIGNAL PROCESSING, 2014, vol. 81, no. 1, p. 121-136. ISSN: 0925- 1030.

KOTON, J.; HERENCSÁR, N.; VRBA, K.; METIN, B. Voltage- mode multifunction filter with mutually independent Q and w0 control feature using VDDDAs. ANALOG INTEGRATED CIRCUITS AND SIGNAL PROCESSING, 2014, vol. 2014, no. 1, p. 1-8. ISSN: 0925- 1030.

METIN, B.; HERENCSÁR, N.; KOTON, J.-W.; HORNG, J. DCCII- Based Novel Lossless Grounded Inductance Simulators With No Element Matching Constrains. Radioengineering, 2014, vol. 23, no. 1, p. 532-539. ISSN: 1210- 2512.

KOTON, J.; HERENCSÁR, N.; VRBA, K. Analysis of Dynamic Performance of Half- Wave Rectifiers and its Improvements. Elektronika Ir Elektrotechnika, 2014, vol. 20, no. 2, p. 40-43. ISSN: 1392- 1215.

HERENCSÁR, N.; KOTON, J.; VRBA, K. A Modified CFTA (MCFTA) and Its Application to SITO-Type Current-Mode Universal Active- C Filter. Journal of Active and Passive Electronic Devices, 2013, vol. 7, no. 4, p. 1-9. ISSN: 1555- 0281.

YUCE, E.; MINAEI, S.; HERENCSÁR, N.; KOTON, J. Realization of first-order current- mode filters with low number of MOS transistors. JOURNAL OF CIRCUITS SYSTEMS AND COMPUTERS, 2013, vol. 22, no. 1, p. 1-14. ISSN: 0218- 1266.

HERENCSÁR, N.; MINAEI, S.; KOTON, J.; YUCE, E.; VRBA, K. New Resistorless and Electronically Tunable Realization of Dual-Output VM All- Pass Filter Using VDIBA. ANALOG INTEGRATED CIRCUITS AND SIGNAL PROCESSING, 2013, vol. 74, no. 1, p. 141-154. ISSN: 0925- 1030.

HERENCSÁR, N.; CICEKOGLU, O.; ŠOTNER, R.; KOTON, J.; VRBA, K. New resistorless tunable voltage- mode universal filter using single VDIBA. ANALOG INTEGRATED CIRCUITS AND SIGNAL PROCESSING, 2013, vol. 76, no. 2, p. 251-260. ISSN: 0925- 1030.

ŠOTNER, R.; HRUBOŠ, Z.; HERENCSÁR, N.; JEŘÁBEK, J.; DOSTÁL, T.; VRBA, K. Precise Electronically Adjustable Oscillator Suitable for Quadrature Signal Generation Employing Active Elements with Current and Voltage Gain Control. CIRCUITS SYSTEMS AND SIGNAL PROCESSING, 2013, vol. 2013, no. online first, p. 1-35. ISSN: 0278- 081X.

ŠOTNER, R.; JEŘÁBEK, J.; HERENCSÁR, N. Voltage Differencing Buffered/ Inverted Amplifiers and Their Applications for Signal Generation. Radioengineering, 2013, vol. 22, no. 2, p. 490-504. ISSN: 1210- 2512.

SAGBAS, M.; AYTEN, U.; HERENCSÁR, N.; MINAEI, S. Current and Voltage Mode Multiphase Sinusoidal Oscillators Using CBTAs. Radioengineering, 2013, vol. 22, no. 1, p. 24-33. ISSN: 1210- 2512.

METIN, B.; HERENCSÁR, N.; CICEKOGLU, O. A Low-Voltage Electronically Tunable MOSFET-C Voltage-Mode First-Order All- Pass Filter Design. Radioengineering, 2013, vol. 22, no. 4, p. 985-994. ISSN: 1210- 2512.

HERENCSÁR, N.; KOTON, J.; LAHIRI, A.; METIN, B.; VRBA, K. A Voltage Gain-Controlled Modified CFOA And Its Application in Electronically Tunable Four-Mode All- Pass Filter Design. International Journal of Advances in Telecommunications, Electrotechnics, Signals and Systems, 2012, vol. 1, no. 1, p. 20-25. ISSN: 1805- 5443.

LAHIRI, A.; HERENCSÁR, N. CMOS-based active RC sinusoidal oscillator with four-phase quadrature outputs and single-resistance-controlled (SRC) tuning laws. AEU - International Journal of Electronics and Communications, 2012, vol. 66, no. 12, p. 1032-1037. ISSN: 1434- 8411.

ARSLAN, E.; METIN, B.; HERENCSÁR, N.; KOTON, J.; MORGÜL, A.; CICEKOGLU, O. High Performance Wideband CMOS CCI and its Application in Inductance Simulator Design. ADV ELECTR COMPUT EN, 2012, vol. 12, no. 3, p. 21-26. ISSN: 1582- 7445.

ŠOTNER, R.; LAHIRI, A.; JEŘÁBEK, J.; HERENCSÁR, N.; KOTON, J.; DOSTÁL, T.; VRBA, K. Special Type of Three- Phase Oscillator Using Current Gain Control for Amplitude Stabilization. International Journal of Physical Sciences, 2012, vol. 7, no. 25, p. 3089-3098. ISSN: 1992- 1950.

METIN, B.; HERENCSÁR, N.; VRBA, K. A CMOS DCCII with a Grounded Capacitor Based Cascadable All- Pass Filter Application. Radioengineering, 2012, vol. 21, no. 2, p. 718-724. ISSN: 1210- 2512.

HERENCSÁR, N.; LAHIRI, A.; VRBA, K.; KOTON, J. An electronically tunable current- mode quadrature oscillator using PCAs. INTERNATIONAL JOURNAL OF ELECTRONICS, 2012, vol. 99, no. 5, p. 609-621. ISSN: 0020- 7217.

IBRAHIM, M.; MINAEI, S.; YUCE, E.; HERENCSÁR, N.; KOTON, J. Lossy/Lossless Floating/ Grounded Inductance Simulation Using One DDCC. Radioengineering, 2012, vol. 21, no. 1, p. 3-10. ISSN: 1210- 2512.

AYTEN, U.; SAGBAS, M.; HERENCSÁR, N.; KOTON, J. Novel Floating General Element Simulators Using CBTA. Radioengineering, 2012, vol. 21, no. 1, p. 11-19. ISSN: 1210- 2512.

HERENCSÁR, N.; LAHIRI, A.; KOTON, J.; VRBA, K.; METIN, B. Realization of Resistorless Lossless Positive and Negative Grounded Inductor Simulators Using Single ZC- CCCITA. Radioengineering, 2012, vol. 21, no. 1, p. 264-272. ISSN: 1210- 2512.

ŠOTNER, R.; JEŘÁBEK, J.; HERENCSÁR, N.; HRUBOŠ, Z.; DOSTÁL, T.; VRBA, K. Study of Adjustable Gains for Control of Oscillation Frequency and Oscillation Condition in 3R- 2C Oscillator. Radioengineering, 2012, vol. 21, no. 1, p. 392-402. ISSN: 1210- 2512.

HERENCSÁR, N.; VRBA, K.; KOTON, J. A Novel Current-Mode KHN- Equivalent Biquad Using Three CFTAs. Journal of Active and Passive Electronic Devices, 2012, vol. 7, no. 3, p. 201-208. ISSN: 1555- 0281.

HERENCSÁR, N.; KOTON, J.; VRBA, K.; LATTENBERG, I. Voltage-Controlled Current- Mode Multifunction Filter Employing CFTAs and PCAs. Journal of Active and Passive Electronic Devices, 2012, vol. 7, no. 1- 2, p. 61-69. ISSN: 1555- 0281.

HERENCSÁR, N.; KOTON, J.; VRBA, K.; MINAEI, S.; GÖKNAR, I. New Low-Voltage Low-Power VM All-Pass Filter Using Current Follower with Non- Unity Gain. In Proceedings of the 2014 IEEE 57th International Midwest Symposium on Circuits and Systems (MWSCAS 2014). College Station, Texas, USA: 2014. p. 571-574. ISBN: 978-1-4799-4132- 2.

HERENCSÁR, N.; KOTON, J.; VRBA, K.; CICEKOGLU, O. Low-Voltage Fully Cascadable Resistorless Transadmittance-Mode All- Pass Filter. In Proceedings of the 2014 IEEE 57th International Midwest Symposium on Circuits and Systems (MWSCAS 2014). College Station, Texas, USA: 2014. p. 185-188. ISBN: 978-1-4799-4132- 2.

JEŘÁBEK, J.; ŠOTNER, R.; HERENCSÁR, N.; JAIKLA, W.; VRBA, K. Behavioral Model for Z- copy Voltage Controlled Current Follower Differential Input Transconductance Amplifier and Its Features. In Proceedings of 2014 37th International Conference on Telecommunications and Signal Processing (TSP). 2014. p. 391-395. ISBN: 978-80-214-4983- 1.

ŠOTNER, R.; JEŘÁBEK, J.; HERENCSÁR, N.; HORNG, J.; VRBA, K. Electronically Linearly Voltage Controlled Second-Order Harmonic Oscillator With Multiples of pi/ 4 Phase Shifts. In Proceedings of the 37th International Conference on Telecommunications and Signal Processing 2014. 2014. p. 396-400. ISBN: 978-80-214-4983- 1.

HERENCSÁR, N.; MINAEI, S.; KOTON, J.; VRBA, K. Voltage-Mode All-Pass Filter Design Using Simple CMOS Transconductor: Non- Ideal Case Study. In Proceedings of the 2014 37th International Conference on Telecommunications and Signal Processing (TSP). Berlin, Germany: 2014. p. 1-4. ISBN: 978-80-214-4983- 1.

SAGBAS, M.; AYTEN, U.; KÖKSAL, M.; HERENCSÁR, N. Electronically Tunable Universal Biquad Using a Single Active Component. In Proceedings of the 2014 37th International Conference on Telecommunications and Signal Processing (TSP). Berlin, Germany: 2014. p. 1-4. ISBN: 978-80-214-4983- 1.

ŠOTNER, R.; JEŘÁBEK, J.; HERENCSÁR, N.; PROKOP, R.; VRBA, K.; DOSTÁL, T. Resistor-less First- Order Filter Design with Electronical Reconfiguration of its Transfer Function. In Proceedings of the 24th International Conference Radioelektronika 2014. 2014. p. 63-66. ISBN: 978-1-4799-3715- 8.

METIN, B.; HERENCSÁR, N.; KOTON, J.; ARSLAN, E. All- pass filter application using electronically tunable DDCC. In Proceedings of the 24th International Conference Radioelektronika 2014. Bratislava: 2014. p. 1-4. ISBN: 978-1-4799-3714- 1.

ŠOTNER, R.; JEŘÁBEK, J.; HERENCSÁR, N.; PROKOP, R.; VRBA, K.; PETRŽELA, J.; DOSTÁL, T. Simply Adjustable Triangular and Square Wave Generator Employing Controlled Gain Current and Differential Voltage Amplifier. In Proceedings of the 23th international conference Radioelektronika 2013, April 16-17, Pardubice (MAREW 2013 - Microwave and Radio Electronics Week 2013). Pardubice: University of Pardubice, Studentska 95, 532 10, Pardubice, Czech Republic, 2013. p. 111-116. ISBN: 978-1-4673-5517- 9.

HERENCSÁR, N.; KOTON, J.; VRBA, K.; CICEKOGLU, O. New Current-Mode All-Pass Filter With Grounded Capacitor Based on Gain- Variable CCIII. In Proceedings of the IEEE Region 8 AFRICON 2013. IEEE, 2013. p. 559-562. ISBN: 978-1-4673-5943- 6.

ŠOTNER, R.; JEŘÁBEK, J.; HERENCSÁR, N.; LAHIRI, A.; PETRŽELA, J.; VRBA, K. Practical Aspects of Operation of Simple Triangular and Square Wave Generator Employing Diamond Transistor and Controllable Amplifiers. In Proceedings of the 36th International Conference on Telecommunications and Signal Processing (TSP 2013). 2013. p. 431-435. ISBN: 978-1-4799-0403- 7.

HERENCSÁR, N.; KOTON, J.; VRBA, K. Low-Voltage CMOS-RC Fully Cascadable Transadmittance-Mode All- Pass Filter. In Proceedings of the 2013 36th International Conference on Telecommunications and Signal Processing (TSP). 2013. p. 389-391. ISBN: 978-1-4799-0403- 7.

METIN, B.; HERENCSÁR, N.; KOTON, J. DCCII Based Inductance Simulator Circuit with Minimum Number of Element. In Proceedings of the 23th International Conference Radioelektronika 2013. Pardubice: University of Pardubice, Studentska 95, 532 10, Pardubice, Czech Republic, 2013. p. 89-91. ISBN: 978-1-4673-5517- 9.

ŠOTNER, R.; JEŘÁBEK, J.; HERENCSÁR, N.; PETRŽELA, J.; VRBA, K.; KINCL, Z. Tunable Oscillator Derived from Colpitts Structure with Simply Controllable Condition of Oscillation and Synthetic Inductor Based on Current Amplifier and Voltage Differencing Transconductance Amplifier. In Proceeding of the 8th International Conference on Electrical and Electronics Engineering. The Chamber of Electrical Engineers Bursa Branch (EMO), 2013. p. 21-25. ISBN: 978-605-01-0504- 9.

HERENCSÁR, N.; ŠOTNER, R.; METIN, B.; KOTON, J.; VRBA, K. VDDDA - New 'Voltage Differencing' Device for Analog Signal Processing. In Proceeding of the 8th International Conference on Electrical and Electronics Engineering. Bursa, Turkey: The Chamber of Electrical Engineers Bursa Branch (EMO), 2013. p. 17-20. ISBN: 978-605-01-0504- 9.

KOTON, J.; VRBA, K.; HERENCSÁR, N. Fast Voltage-Mode Full- Wave Rectifier Using CCII and DXCCII. In Proc. 8th Int. Conf. Electrical and Electronics Engineering - ELECO 2013. Turecko: 2013. p. 49-52. ISBN: 978-605-01-0504- 9.

KOTON, J.; HERENCSÁR, N.; VRBA, K.; METIN, B. The VDDDA in Multifunction Filter With Mutually Independent Q and w0 Control Feature. In Proc. 8th Int. Conf. Electrical and Electronics Engineering - ELECO 2013. Turecko: 2013. p. 53-56. ISBN: 978-605-01-0504- 9.

ŠOTNER, R.; JEŘÁBEK, J.; HERENCSÁR, N.; DOSTÁL, T.; VRBA, K. Electronically Adjustable Modification of CFA: Double Current Controlled CFA (DCC-CFA). In Proceedings of the 35th International Conference on Telecommunications and Signal Processing (TSP 2012). 2012. p. 401-405. ISBN: 978-1-4673-1116- 8.

SAGBAS, M.; AYTEN, U.; HERENCSÁR, N.; MINAEI, S. Voltage- Mode Multiphase Sinusoidal Oscillators Using CBTAs. In Proceedings of the 2012 35th International Conference on Telecommunications and Signal Processing (TSP). Prague, Czech Republic: 2012. p. 421-425. ISBN: 978-1-4673-1116- 8.

HERENCSÁR, N.; KOTON, J.; VRBA, K.; METIN, B. Fully Cascadable Dual-Mode All- Pass Filter Based on Single DBTA. In Proceedings of the 2012 35th International Conference on Telecommunications and Signal Processing (TSP). Prague, Czech Republic: 2012. p. 374-377. ISBN: 978-1-4673-1116- 8.

MINAEI, S.; YUCE, E.; HERENCSÁR, N.; KOTON, J. SIFO Voltage-Mode Universal Filters Employing TO- CCIIs. In Proceedings of the 2012 35th International Conference on Telecommunications and Signal Processing (TSP). Prague, Czech Republic: 2012. p. 359-362. ISBN: 978-1-4673-1116- 8.

HERENCSÁR, N.; KOTON, J.; VRBA, K.; LAHIRI, A.; METIN, B. Novel Dual-Mode Electronically Tunable All-Pass Filter Using Voltage Gain- Controlled MCFOA. In Proceeding of the 13th International Conference on Optimization of Electrical and Electronic Equipment (OPTIM 2012). Brasov: 2012. p. 1199-1202. ISBN: 978-1-4673-1653- 8.

KOTON, J.; HERENCSÁR, N.; VRBA, K.; METIN, B. Current- and Voltage-Mode Third- Order Quadrature Oscillator. In Proc. 13th Int. Conf. Optimization of Electrical and Electronic Equipment (OPTIM 2012). Brasov: 2012. p. 1203-1206. ISBN: 978-1-4673-1653- 8.

HERENCSÁR, N.; KOTON, J.; VRBA, K.; METIN, B.; CICEKOGLU, O. Low-Voltage Two NMOS IVB-Based Voltage-Mode First-Order All- Pass Filter With Tuning. In Proceedings of the 11th International Conference on Development and Application Systems (DAS 2012). Suceava: 2012. p. 119-121. ISBN: 978-606-571-815- 9.

ARSLAN, E.; METIN, B.; HERENCSÁR, N.; KOTON, J.; CICEKOGLU, O. High Performance Wideband CMOS CCI with High Voltage Swing. In Proceedings of the 11th International Conference on Development and Application Systems (DAS 2012). Suceava: 2012. p. 107-110. ISBN: 978-606-571-815- 9.

ŠOTNER, R.; HERENCSÁR, N.; JEŘÁBEK, J.; KOTON, J.; DOSTÁL, T.; VRBA, K. Quadrature Oscillator Based on Modified Double Current Controlled Current Feedback Amplifier. In Proceedings of 22nd International Conference Radioelektronika 2012, April 17-18. 2012. Brno: Dept. of Radio electronics, Brno University of Technology, Purkynova 118, 612 00 Brno, Czech Republic, 2012. p. 275-278. ISBN: 978-80-214-4468- 3.

HERENCSÁR, N.; LAHIRI, A.; KOTON, J.; VRBA, K.; ŠOTNER, R. New Floating Lossless Inductance Simulator Using Z- copy Current Follower Transconductance Amplifiers. In Proceedings of the 22nd International Conference Radioelektronika 2012. Brno: 2012. p. 93-96. ISBN: 978-80-214-4468- 3.

METIN, B.; HERENCSÁR, N.; KOTON, J. Cascadable All- Pass Filter Using a Single Universal Voltage Conveyor. In Proceedings of the 22nd International Conference Radioelektronika 2012. Brno: 2012. p. 97-100. ISBN: 978-80-214-4468- 3.

HERENCSÁR, N.; KOTON, J.; VRBA, K.; LAHIRI, A. Single GCFDITA and Grounded Passive Elements Based General Topology for Analog Signal Processing Applications. In Proceedings of the Eleventh International Conference on Networks - ICN 2012. 2012. p. 59-62. ISBN: 978-1-61208-183- 0.