INTERNATIONAL JOURNALS & INTERNATIONAL CONFERENCES

INTERNATIONAL JOURNALS (indexed in WOS)

 YEAR 2025

1. M. Kumngern, F. Khateb, N. Thanyaratsakul, T. Kulej, “Shadow Universal Filter with Independent Q Tuning at 0.45 V Using MI-OTAs,” Results in Engineering, vol. 27, 106904, 2025, https://doi.org/10.1016/j.rineng.2025.106904 [ISI IF 2024 = 7.9, WOS 2024 - Q1] [DOWNLOAD]   

2. M. Kumngern, F. Khateb, T. Kulej, D. Arbet, “A 42.5 nW, 0.5 V Differential Difference Transconductance Amplifier and Its Application in Low-Power Universal Shadow Filter,” IEEE Access, vol. 13, pp. 148878-148892, 2025, doi: 10.1109/ACCESS.2025.3601372 [ISI IF 2024 = 3.6, WOS 2024 - Q2] [DOWNLOAD]   

3. M. Kumngern, T. Kulej and F. Khateb, “0.3-V 36-nW Voltage-Mode First-Order Filter Based on Multiple-Input Operational Transconductance Amplifier,” IEEE Access, vol. 13, pp. 104916-104925, 2025, doi: 10.1109/ACCESS.2025.3579494 [ISI IF 2024 = 3.6, WOS 2024 - Q2] [DOWNLOAD]  

4. M. Kumngern, F. Khateb and T. Kulej, “Low-Voltage Current-Mode Analog Filter Using Current Differencing Transconductance Amplifier,” IEEE Access, vol. 13, pp. 98055-98065, 2025, doi: 10.1109/ACCESS.2025.3576142 [ISI IF 2023 = 3.4, WOS - Q2] [DOWNLOAD] 

5. F. Khateb, M. Kumngern, T. Kulej, “A 0.3 V Current Differencing Buffered Amplifier and Its Application in Current-Mode Third-Order Low-Pass Filters,” Applied Sciences, vol. 15, 5740, 2025, https://doi.org/10.3390/app15105740 [ISI IF 2023 = 2.7, JCR - Q1] [DOWNLOAD]

6. M. Kumngern, F. Khateb, T. Kulej, S. Lerkvaranyu, “0.5-V High-Order Universal Filter for Bio-Signal Processing Applications,” Applied Sciences, vol. 15, 3969, 2025, https://doi.org/10.3390/app15073969 [ISI IF 2023 = 2.7, JCR - Q1] [DOWNLOAD] 

7. M. Kumngern, F. Khateb, T. Kulej, “Novel Multiple-Input Single-Output Shadow Filter with Improved Passband Gain Using Multiple-Input Multiple-Output DDTAs,” Electronics, vol. 14, 1417, 2025, https://doi.org/10.3390/electronics14071417. [ISI IF 2023 = 2.6, JCR - Q2] [DOWNLOAD] 

8. F. Khateb, M. Kumngern, T. Kulej, J.  Vavra, “A 328 nW, 0.45 V Current Differencing Transconductance Amplifier and Its Application in a Current-Mode Universal Filter,” Applied Sciences, vol. 15, 3471, 2025, https://doi.org/10.3390/app15073471 [ISI IF 2023 = 2.7, JCR - Q1] [DOWNLOAD] 

9. M. Kumngern , Tomasz Kulej , Fabian Khateb, “A 450 mV Tunable Low-Frequency OTA-C Third-Order Elliptic Low-Pass Filter for Bio-Signal Applications,” IEEE Access, vol. 13, pp. 36224-36232, 2025, doi: 10.1109/ACCESS.2025.3544735 [ISI IF 2023 = 3.4, WOS - Q2] [DOWNLOAD]   

10. M. Kumngern, F. Khateb, T. Kulej, N. Wattikornsirikul, “Design of Shadow Filter Using Low-Voltage Multiple-Input Operational Transconductance Amplifiers,” Applied Sciences, vol. 15, pp. 781, 2025, https://doi.org/10.3390/app15020781 [ISI IF 2023 = 2.7, JCR - Q1] [DOWNLOAD]

11. P. Phatsornsiri, M. Kumngern, F. Khateb, U. Torteanchai, N. Wongprommoon, T. Kulej, “16-nW 0.5-V low-pass filter for bio-signal applications,” AEU-International Journal of Electronics and Communications, vol. 188, 155570, 2025, https://doi.org/10.1016/j.aeue.2024.155570 [ISI IF 2023 = 3.0, WOS - Q2] [DOWNLOAD]

YEAR 2024

12. M. Kumngern, F. Khateb, T. Kulej, “0.5 V, Low-Power Bulk-Driven Current Differencing Transconductance Amplifier,” Sensors, vol. 24, 6852, 2024. https://doi.org/10.3390/s24216852 [ISI IF 2023 = 3.7, JCR - Q2] [DOWNLOAD]

13. M. Kumngern, F. Khateb, T. Kulej, “1-V Mixed-Mode Universal Filter Using Differential Difference Current Conveyor Transconductance Amplifiers," Applied Sciences, vol. 14, 9422, 2024. https://doi.org/10.3390/app14209422 [ISI IF 2023 = 2.5, JCR - Q1] [DOWNLOAD]

14. M. Kumngern, F. Khateb, T. Kulej, “Single EX-CCCII-Based First-Order Versatile Active Filter,” Applied Sciences, vol. 14, 7396, 2024. https://doi.org/10.3390/app14167396 [ISI IF 2023 = 2.5, JCR - Q1] [DOWNLOAD]

15. M. Kumngern, F. Khateb, T. Kulej, “Low-Voltage Low-Power Differential Difference Current Conveyor Transconductance Amplifier and Its Application to a Versatile Analog Filter,” IEEE Access, vol. 12, pp. 92523-92535, 2024, doi: 10.1109/ACCESS.2024.3417333. [ISI IF 2023 = 3.4] [DOWNLOAD] 

16. M. Kumngern, F. Khateb, T. Kulej, “A Novel Multiple-Input Single-Output Current-Mode Shadow Filter and Shadow Oscillator Using Current-Controlled Current Conveyors,” Circuits, Systems & Signal Processing, 2024. https://doi.org/10.1007/s00034-024-02729-8 [ISI IF 2022 = 2.3] [DOWNLOAD]

17. M. Kumngern, F. Khateb, T. Kulej, S. Tooprakai, “Current-Mode Active Filter Using EX-CCCII,” Electronics, vol. 13, 2059, 2024, https://doi.org/10.3390/electronics13112059  [ISI IF 2022 = 2.9] [DOWNLOAD]

18. M. Kumngern, F. Khateb, T. Kulej, B. Knobnob, “1 V Tunable High-Quality Universal Filter Using Multiple-Input Operational Transconductance Amplifiers,” Sensors, vol. 24, 3013, 2024, https://doi.org/10.3390/s24103013. [ISI IF 2022 = 3.9] [DOWNLOAD] 

19. F. Khateb, T. Kulej, M. Kumngern, P. Prommee, “0.5-V High Linear Fully Differential Multiple-Input Bulk-Driven OTA With Effective Self-Embedded CMFB,” IEEE Access, vol. 12, pp. 58338-58348, 2024, doi: 10.1109/ACCESS.2024.3389060. [ISI IF 2022 = 3.9] [DOWNLOAD]

20. M. Kumngern, F. Khateb, T. Kulej, “Low-Voltage Mixed-Mode Analog Filter Using Multiple-Input Multiple-Output Operational Transconductance Amplifiers,” IEEE Access, vol. 12, pp. 51073-51085, 2024, doi: 10.1109/ACCESS.2024.3385498. [ISI IF 2022 = 3.9] [DOWNLOAD]

21. T. Kulej, F. Khateb, M. Kumngern, “0.5 V Multiple-Input Fully Differential Operational Transconductance Amplifier and Its Application to a Fifth-Order Chebyshev Low-Pass Filter for Bio-Signal Processing,” Sensors, vol. 24, 2150, 2024,  https://doi.org/10.3390/s24072150. [ISI IF 2022 = 3.9] [DOWNLOAD]  

22. M. Kumngern, F. Khateb, T. Kulej, L. Langhammer, “1 V Electronically Tunable Differential Difference Current Conveyors Using Multiple-Input Operational Transconductance Amplifiers,” Sensors, vol. 24, 1558, 2024, https://doi.org/10.3390/s24051558  [ISI IF 2022 = 3.9] [DOWNLOAD]  

23. M. Kumngern, K. Khateb, T. Kulej, M. Kyselak, S. Lerkvaranyu, B. Knobnob,  “Current-Mode Shadow Filter with Single-Input Multiple-Output Using Current-Controlled Current Conveyors with Controlled Current Gain,” Sensors, vol. 24, 460, 2024,  https://doi.org/10.3390/s24020460. [ISI IF 2022 = 3.9] [DOWNLOAD]  

24. F. Khateb, M. Kumngern, T. Kulej, “0.5-V 281-nW versatile mixed-mode filter using multiple-input/output differential difference transconductance amplifiers,” Sensors, vol. 24, 32, 2024, https://doi.org/10.3390/s24010032. [ISI IF 2022 = 3.9] [DOWNLOAD] 

 YEAR 2023

25. F. Khateb, M. Kumngern, T. Kulej, “58-nW 0.5-V mixed-mode universal filter using multiple-input multiple-output OTAs,” IEEE Access, vol. 11, pp. 130345-130357, 2023, doi: 10.1109/ACCESS.2023.3332992.  [ISI IF 2022 = 3.557] [DOWNLOAD]  

26. F. Khateb, M. Kumngern, T. Kulej, V. Stopjakova, C. Psychalinos, “0.3-V, 357.4-nW voltage-mode first-order analog filter using a multiple-input VDDDA,” IEEE Access, vol. 11, pp. 96636-96647, 2023, doi: 10.1109/ACCESS.2023.3311518. [ISI IF 2022 = 3.557] [DOWNLOAD]

27. M. Kumngern, F. Khateb, T. Kulej, P. Steffan, “0.3-V voltage-mode versatile first-order analog filter using multiple-input DDTAs,” Sensors, vol. 23, no. 13, 5945, 2023, https://doi.org/10.3390/s23135945. [ISI IF 2022 = 3.9] [DOWNLOAD]

28. M. Kumngern, W. Jongchanachavawat, P. Phatsornsiri, N. Wongprommoon, F. Khateb, T. Kulej, “Current-mode first-order versatile filter using translinear current conveyors with controlled current gain,” Electronics, vol. 12, 2828, 2023, https://doi.org/10.3390/electronics12132828.  [ISI IF 2022 = 2.690 ] [DOWNLOAD]

29. M. Kumngern, T. Kulej, F. Khateb, “31.3 nW, 0.5 V bulk-driven OTA for biosignal processing,” IEEE Access, vol. 11, pp. 56516-56525, 2023, doi: 10.1109/ACCESS.2023.3279727. [ISI IF 2021 = 3.476] [DOWNLOAD] 

30. F. Khateb, M. Kumngern, T. Kulej, “0.5-V nano-power voltage-mode first-order universal filter based on multiple-input OTA,” IEEE Access, vol. 11, pp. 49806-49818, 2023, doi: 10.1109/ACCESS.2023.3277252.  [ISI IF 2022 = 3.557] [DOWNLOAD] 

31. F. Khateb, M. Kumngern, T. Kulej, R. K. Ranjan, “0.5 V multiple-input multiple-output differential difference transconductance amplifier and its applications to shadow filter and oscillator,” IEEE Access, vol. 11, pp. 31212-31227, 2023, doi: 10.1109/ACCESS.2023.3260146. [ISI IF 2022 = 3.557] [DOWNLOAD] 

32. F. Khateb, M. Kumngern, T. Kulej, M. Yavari, “0.5-V nano-power shadow sinusoidal oscillator using bulk-driven multiple-input operational transconductance amplifier,” Sensors, vol. 23, 2146, 2023. https://doi.org/10.3390/s23042146. [ISI IF 2022 = 3.9] [DOWNLOAD] 

33. M. Kumngern, F. Khateb, and T. Kulej, “Shadow filters using multiple-input differential difference transconductance amplifiers,” Sensors, vol. 23, pp. 1526, 2023, doi: 10.3390/s23031526. [ISI IF 2022 = 3.9 ] [DOWNLOAD]

34. M. Kumngern, F. Khateb, T. Kulej, “0.5 V universal filter and quadrature oscillator based on multiple-input DDTA,” IEEE Access, vol. 11, pp. 9957-9966, 2023, doi: 10.1109/ACCESS.2023.3240520. [ISI IF 2022 = 3.557] [DOWNLOAD] 

35. T. Kulej, M. Kumngern, F. Khateb, D. Arbet, “0.5 V versatile voltage- and transconductance-mode analog filter using differential difference transconductance amplifier,” Sensors, vol. 23, pp. 688, 2023, doi: 10.3390/s23020688. [ISI IF 2022 = 3.9] [DOWNLOAD]

36. P. Kumar, P. Srivastava, R. K. Ranjan, M. Kumngern, “New zero power memristor emulator model and its application in memristive neural computation,” IEEE Access, vol. 11, pp. 5609-5616, 2023, doi: 10.1109/ACCESS.2023.3236424. [ISI IF 2022 = 3.557] [DOWNLOAD] 

 YEAR 2022

37. F. Khateb, M. Kumngern, T. Kulej, M. Akbari, V. Stopjakova , "0.5 V, nW-range universal filter based on multiple-input transconductor for biosignals processing," Sensors, 2022, vol. 22, 8619, 2022, https://doi.org/10.3390/s22228619.  [ISI IF 2021 = 3.847 ] [DOWNLOAD]

38. M. Kumngern, F. Khateb, P. Phatsornsiri, W. Jongchanachavawat, T. Kulej, U. Torteanchai, M. Rattanasuttikan, "1.2 V differential difference current conveyor using MIGD MOST technique and its applications," AEU-International Journal of Electronics and Communications, vol. 158, 154445, 2023, https://doi.org/10.1016/j.aeue.2022.154445 [ISI IF 2021 = 3.169]

39. K. Karawanich, M. Kumngern, J. Chimnoy, P. Prommee, "A four-scroll chaotic generator based on two nonlinear functions and its telecommunications cryptography application," AEU-International Journal of Electronics and Communications, vol. 157, 154439, 2022, https://doi.org/10.1016/j.aeue.2022.154439. [ISI IF 2021 = 3.169]

40. M. Kumngern, P. Suksaibul, F. Khateb, T. Kulej, "Electronically tunable universal filter and quadrature oscillator using low-voltage differential difference transconductance amplifiers," IEEE Access, vol. 10, pp. 68965 - 68980, 2022, doi: 10.1109/ACCESS.2022.3186435  [ISI IF 2020 = 3.367] [DOWNLOAD] 

41. M. Kumngern, P. Suksaibul, F. Khateb, T. Kulej, "1.2 V differential difference transconductance amplifier and its application in mixed-mode universal filter,” Sensors, vol. 22, no. 9, pp. 3535, 2022, doi: 10.3390/s22093535.  [ISI IF 2020 = 3.576] [DOWNLOAD] 

42. F. Khateb, M. Kumngern, T. Kulej, D. Biolek, "0.3-volt rail-to-rail DDTA and its application in a universal filter and quadrature oscillator," Sensors, vol. 22, no. 7, pp. 2655, 2022, doi: 10.3390/s22072655. [ISI IF 2020 = 3.576] [DOWNLOAD] 

43. F. Khateb, M. Kumngern, T. Kulej, D. Biolek, "0.5 V differential difference transconductance amplifier and its application in voltage-mode universal filter," IEEE Access, vol. 10, pp. 43209-43220, 2022.  [ISI IF 2020 = 3.367] [DOWNLOAD] 

44. M. Kumngern, F. Khateb, T. Kulej, "0.5 V current-mode low-pass filter based on voltage second generation current conveyor for bio-sensor applications," IEEE Access, vol. 10, pp. 12201-12207, 2022. [ISI IF 2020 = 3.367] [DOWNLOAD]

45. M. Kumngern, F. Khateb, T. Kulej, D. Arbet, M. Akbari, "Fully differential fifth-order dual-notch low-pass filter for portable EEG system," AEU - International Journal of Electronics and Communications, vol. 146, 154122, 2022. [ISI IF 2020 = 3.183] [DOWNLOAD]

46. F. Khateb, T. Kulej, M. Kumngern, D. Arbet, W. Jaikla, "A 0.5-V 95-dB rail-to-rail DDA for biosignal processing," AEU-International Journal of Electronics and Communications, vol. 145, 154098, 2022. [ISI IF 2020 = 3.183] [DOWNLOAD]

  YEAR 2021

47. B. Knobnob, U. Torteanchai, M. Kumngern, "Programmable universal filter and quadrature oscillator using single output operational transconductance amplifiers,"  Journal of Microelectronics, Electronic Components and Materials, vol. 51, pp. 225–241, 2021.  [ISI IF 2020 = 0.442] [DOWNLOAD]

48. T. Nonthaputha, M. Kumngern, "CMOS single input multiple output universal biquad Filter current-mode using only OTAs," Przeglad Elecktrotechniczny, 2021. DOI: 10.15199/48.2021.11.11  [ISI IF 2021 = 0.224: SJR IF 2020 = 0.554] [DOWNLOAD] 

49. F. Khateb, T. Kulej, M. Akbari, M. Kumngern, "0.5-V high linear and wide tunable OTA for biomedical applications," IEEE Access, vol. 9, pp. 103784-103794, 2021.  [ISI IF 2020 = 3.367] [DOWNLOAD]

50. N. Raj, R. K. Ranjan, F. Khateb, M. Kumngern, “Mem-elements emulator design with experimental validation and its application,” IEEE Access, vol. 9, pp. 69860-69875, 2021.  [ISI IF 2019 = 3.745][DOWNLOAD]

51. M. Kumngern, F. Khateb, T. Kulej, C. Psychalinos, “Multiple-input universal filter and quadrature oscillator using multiple-input operational transconductance amplifiers,” IEEE Access, vol. 9, pp. 56253-56263, 2021. [ISI IF 2019 = 3.745][DOWNLOAD]

52. T. Nonthaputha, M. Kumngern, “CMOS programmable PID controller circuit based analogue switches,” Przeglad Elektrotechniczny, vol. 97, no. 7, pp. 35-41, 2021. [ISI IF 2019=0.244]

53. M. Kumngern, T. Kulej, F. Khateb, V. Stopjakova, R. K. Ranjan, "Nanopower multiple-input DTMOS OTA and its applications to high-order filters for biomedical systems," AEU-International Journal of Electronics and Communications, vol. 130, 153576, 2021. [ISI IF 2019 = 2.924] [DOWNLOAD]

  YEAR 2020

54. M. Kumngern, N. Aupithak, F. Khateb, T. Kulej, " 0.5 V fifth-order butterworth low-pass filter using multiple-input OTA for ECG applications,"  Sensors, vol. 20, 7343, 2020.  [ISI IF 2019 = 3.275] [DOWNLOAD]

55. W. Jaikla, F. Khateb, M. Kumngern, T. Kulej, R. K. Ranjan, P. Suwanjan, "0.5 V fully differential universal filter based on multiple input OTAs," IEEE Access, vol. 8, pp. 187832-187839, 2020. [ISI IF 2019 = 3.745] [DOWNLOAD]

56. P. K. Sharma, R. K. Ranjan, F. Khateb, M. Kumngern, "Charged controlled mem-element emulator and its application in a chaotic system," IEEE Access, vol. 8, pp. 119586-119593, 2020. [ISI IF 2019 = 3.745] [DOWNLOAD]

57. T. Nonthaputha, M. Kumngern, T. Nawaphol, "A simple and accurate CMOS sample-and-hold circuit using dual output-OTA," Przeglad Elektrotechniczny, vol. 96, no. 10, pp. 163-166, 2020. [ISI IF 2019 = 0.244] [DOWNLOAD] 

58. T. Kulej, F. Khateb, M. Kumngern, "0.3-V nanopower biopotential low-pass filter," IEEE Access, vol. 8, pp. 119586-119593, 2020. [ISI IF 2019 = 3.745] [DOWNLOAD] 

59. M. Kumngern, F. Khateb, T. Kulej, "Extremely low-voltage low-power differential difference current conveyor using multiple-input bulk-driven technique," AEU-International Journal of Electronics and Communications, vol. 123, 153310, 2020. [ISI IF 2019 = 2.924] [LINK]

60. W. Jaikla, S. Adhan, P. Suwanjan, M. Kumngern, " Current/voltage controlled quadrature sinusoidal oscillators for phase sensitive detection using commercially available IC," Sensors, vol. 20, 1319, 2020. [ISI IF 2019 = 3.275 ] [DOWNLOAD]

61. M. Kumngern, F. Khateb, T. Kulej, "0.3 V differential difference current conveyor using multiple-input bulk-driven technique," Circuits, Systems & Signal Processing, vol. 39, pp. 3189–3205, 2020. [ISI IF 2019 = 1.922] [LINK]

 YEAR 2019

62. P. Prommee, N. Wongprommoon, M. Kumngern, W. Jaikla, "Low-voltage low-pass and band-pass elliptic filters based on log-domain approach suitable for biosensors," Sensors, vol. 19 . 2019, 5581, 2019. [ISI IF 2019 = 3.275 ] [DOWNLOAD]

63. N. Wattikornsirikul, M. Kumngern, "Dual-mode dual-band bandpass filter with asymmetrical transmission zeros," Progress In Electromagnetics Research M, vol. 86, pp. 193-202, 2019. [ISI IF 2018 = 0.710] [DOWNLOAD]

64. M. Kumngern, T. Kulej, V. Stopjakova, F. Khateb, "0.5V Sixth-order Chebyshev band-pass filter based on multiple-input bulk-driven OTA," International Journal of Electronics and Communications, vol. 111, 152930, 2019. [ISI IF 2018 = 2.853] [LINK]

65. M. Kumngern, F. Khateb, P. Prommee, W. Jaikla, "Electronically tunable current-mode multifunction filter using current-controlled current follower transconductance amplifier," Informacije MIDEM, vol. 49, pp. 139-151, 2019. [ISI IF 2018 = 0.510] [DOWNLOAD]

66. F. Khateb, T. Kulej, M. Kumngern, W. Jaikla, R. K. Ranjan, "Comparative performance study of multiple-input Bulk-driven and multiple-input Bulk-driven Quasi-floating-gate DDCCs," AEU-International Journal of Electronics and Communications, vol. 108, pp. 19-28, 2019. [ISI IF 2018 = 2.853]

67. M. Kumngern, "0.4 V fully differential current conveyor using multiple-input bulk-driven MOST technigue," Microelectronics Journal, vol. 90, pp. 96-104, 2019. [ISI IF 2018 = 1.480]

68. F. Khateb, M. Kumngern, T. Kulej, C. Psychalinos, "0.5 V Universal Filter Based on Multiple-Input FDDAs," Circuits, Systems & Signal Processing, vol. 38, pp. 5896–5907, 2019. [ISI IF 2018 = 1.922]

69. F. Khateb, T. Kulej, M. Kumngern, "0.3 V bulk-driven current conveyor," IEEE Access, vol. 7, pp. 65122-65128, 2019 [ISI IF 2018 = 4.098].

70. F. Khateb, T. Kulej, M. Kumngern, C. Psychalinos, "A compact power-efficient 0.5 V fully differential difference amplifier," AEU-International Journal of Electronics and Communications, vol. 105, pp. 71-77, 2019. [ISI IF 2018 = 2.853]

71. M. Kumngern, F. Khateb, T. Kulej, "Bulk-driven fully balanced second-generation current conveyor in 0.18 µm CMOS," AEU-International Journal of Electronics and Communications, vol. 104, pp. 66-75, 2019. [ISI IF 2018 = 2.853]

72. N. Wattikornsirikul, M. Kumngern, "Dual-mode diplexer with high isolation based on amplitude and phase cancellation technique," Progress In Electromagnetics Research (PIER), vol 76, pp. 187-195, 2019. [ISI IF 2018 = 0.710] 

73. F. Khateb, T. Kulej, M. Kumngern, C. Psychalinos, "Multiple-input bulk-driven MOS transistor for low-voltage low-frequency applications," Circuits, Systems & Signal Processing, vol. 38, pp. 2829–2845, 2019. [ISI IF 2018 = 1.922] 

74. M. Kumngern, F. Khateb, T. Kulej, "0.5 V bulk-driven CMOS fully differential current feedback operational amplifier," IET Circuits, Devices & Systems, vol. 13, pp. 314-320, 2019. [ISI IF 2018 = 1.490]

75. M. Kumngern, T. Nonthaputha, F. Khateb, "Arbitrary waveform generators using current-controlled current conveyor transconductance amplifier and current conveyor analog switches," Journal of Circuits, Systems, and Computers, vol. 28, 1950179, 2019 [ISI IF 2018 = 0.595]

76. M. Kumngern, F. Khateb, "Current-mode universal filter and quadrature oscillator using current controlled current follower transconductance amplifiers," Analog Integrated Circuits and Signal Processing, vol. 100, pp. 235–248, 2019 [ISI IF 2018 = 0.717]

77. M. Kumngern, P. Suksaibul, F. Khateb, "Four-input one-output voltage-mode universal filter using simple OTAs," Journal of Circuits, Systems, and Computers, vol. 28, pp. 1950078 (20 pages) 2019 [ISI IF 2018 = 0.595]

 YEAR 2018

78. M. Kumngern, E. Wareechol, P. Phasukkit, "Quadrature oscillator and universal filter based on translinear current conveyors," AEU-International Journal of Electronics and Communications, vol. 95, pp. 69-78, 2018. [ISI IF 2017 = 2.115] 

79. M. Kumngern, T. Nonthaputha, F. Khateb, "Low power sample and hold circuits using current conveyor analogue switches," IET Circuits, Devices & Systems, vol. 12, pp. 397-402, 2018. [ISI IF 2017 = 1.395]

80. F Khateb, M. Kumngern, T Kulej, V Kledrowetz, "Low-voltage fully differential difference transconductance amplifier," IET Circuits, Devices & Systems, vol. 12, pp. 73-81, 2018. [ISI IF 2017 = 1.395] 

81. P. Supavarasuwat, M. Kumngern, S. Sangyaem, W. Jaikla, F. Khateb, "Cascadable independently and electronically tunable voltage-mode universal filter with grounded passive components," AEU-International Journal of Electronics and Communications, vol. 84, pp. 290-299, 2018. [ISI IF 2017 = 2.115]

YEAR 2017-2006

82. F Khateb, W. Jaikla, T. Kulej, M. Kumngern, D. Kubanek, "Shadow filters based on DDCC," IET Circuits, Devices & Systems, vol. 11, pp. 631-637, 2017. [ISI IF 2016 = 1.092]

83. S. Tuntrakoon, M. Kumngern, R. Sotner, N. Herencsar, P. Suwanjan, W. Jaikla, "High input impedance voltage-mode universal filter and its modification as quadrature oscillator using VDDDAs," Indian Journal of Pure and Applied Physics, vol. 55, pp. 324-332, 2017. [ISI IF 2015 = 0.739]

84. F. Khateb, T. Kulej, M. Kumngern, V. Kledrowetz, "Low-voltage diode-less rectifier based on fully differential difference transconductance amplifier," Journal of Circuits, Systems and Computers, vol. 26, pp. 1750172 (8 pages), 2017. [ISI IF 2016 = 0.306]

85. K. Khaw-ngam, M. Kumngern, F. Khateb, "Mixed-mode third-order quadrature oscillator based on single MCCFTA," Radioengineering, vol. 26, pp. 522-535, 2017. [ISI IF 2016 = 0.945] 

86. T. Nonthaputha, M. Kumngern, "Programmable universal filters using current conveyor transconductance amplifiers," Journal of Circuits, Systems and Computers, vol. 26, pp. 1750121 (23 pages), 2017. [ISI IF 2016 = 0.306] [DOI]

87. M. Kumngern, F. Khateb, T. Kulej, "Fully balanced four-terminal floating nullor for ultra-low voltage analog filter design," IET Circuits, Devices & Systems, vol. 11, pp. 173-182, 2017. [ISI IF 2016 = 0.590]

88. F. Khateb, M. Kumngern, S. B. Abo Dabbous, T. Kulej, "Low-voltage low-power bulk-driven analog median filter," AEU-International Journal of Electronics and Communications, vol. 70, pp. 698-706, 2016. [ISI IF 2014 = 0.601]

89. P. Phatsornsiri, M. Kumngern, P. Lamun, "A voltage-mode universal biquadratic filter using DDCCTA," Journal of Circuits, Systems and Computers, vol. 25, pp. 1650034-58, 2016. [ISI IF 2014 = 0.250]

90. M. Kumngern, F. Khateb, "0.5-V fully differential current conveyor using bulk-driven quasi-floating-gate technique," IET Circuits, Devices & Systems, vol. 10, pp. 78-86, 2016. [ISI IF 2014 = 0.521]

91. F. Khateb, M. Kumngern, T. Kulej, "1-V inverting and non-inverting loser-take-all circuit and its applications," Circuits Systems and Signal Processing, vol. 35, pp. 1507-1529, 2016. [ISI IF 2014 = 1.118]

92. M. Kumngern, F. Khateb, T. Kulej, "A digitally programmable gain amplifier for ultra-low-power applications," Analog Integrated Circuits and Signal Processing, vol. 85, pp. 433-443, 2015. [ISI IF 2014 = 0.468]

93. F. Khateb, T. Kulej, M. Kumngern, "0.5-V DTMOS median filter," AEU-International Journal of Electronics and Communications, vol. 69, pp. 1733-1736, 2015. [ISI IF 2014 = 0.601]

94. F. Khateb, M. Kumngern, S. B. Abo Dabbous, T. Kulej, A. Lahiri, "Ultra-low voltage low power current conveyor transconductance amplifier," Indian Journal of Pure & Applied Physics, vol. 53, pp. 478-487, 2015. [ISI IF 2014 = 0.766]

95. A. Chaichana, A. Jantakun, M. Kumngern, W. Jaikla, "Current-mode MISO filter using CCCDTAs and grounded capacitors," Indian Journal of Pure & Applied Physics, vol. 53, pp. 470-477, 2015. [ISI IF 2014 = 0.766]

96. F. Khateb, A. Lahiri, C. Psychalinos, M. Kumngern, T. Kulej, "Digitally programmable low-voltage highly linear transconductor based on promising CMOS structure of differential difference current conveyor," AEU-International Journal of Electronics and Communications, vol. 69, pp. 1010-1017, 2015. [ISI IF 2014 = 0.601]

97. F. Khateb, M. Kumngern, S. Vlassis, C. Psychalinos, T. Kulej, "Sub-volt fully balanced differential difference amplifier," Journal of Circuits, Systems and Computers, vol. 24, pp. 1-18, 2015: DOI: 10.1142/S021812661550005X. [ISI IF 2014 = 0.250]

98. F. Khateb, S. Vlassis, M. Kumngern, C. Psychalinos, T. Kulej, R. Vrba, L. Fujcik, "1 V rectifier based on bulk-driven quasi-floating-gate differential difference amplifiers," Circuits Systems and Signal Processing, vol. 34, pp. 2077-2089, 2014. [ISI IF 2013 = 1.118]

99. M. Kumngern, F. Khateb, P. Phasukkit, S. Tungjitkusolmun, S. Junnapiya, "ECCCII-based current-mode universal filter with independent control of wo and Q," Radioengineering, vol. 23, pp. 687-696, 2014. [ISI IF 2013 = 0.796]

100. M. Kumngern, "New versatile precision rectifier," IET Circuits, Devices & Systems, vol. 8, pp. 141-151, 2014. [ISI IF 2013 = 0.912]

101. F. Khateb, M. Kumngern, S. Vlassis, C. Psychalinos, "Differential difference current conveyor using bulk-driven technique for ultra-low-voltage applications," Circuits Systems and Signal Processing, vol. 33, pp. 159-176, 2014. [ISI IF 2013 = 1.264]

102. F. Khateb, W. Jaikla, M. Kumngern, P. Prommee, "Comparative study of sub-volt differential difference current conveyors," Microelectronics Journal, vol. 44, pp. 1278-1284, 2013. [ISI IF 2012 = 0.912]

103. M. Kumngern, P. Suwanjan, K. Dejhan, "Electronically tunable voltage-mode universal filter with single-input five-output using simple OTAs," International Journal of Electronics, vol. 100, pp. 1118-1133, 2013. [ISI IF 2012 = 0.509]

104. M. Kumngern, F. Khateb, K. Dejhan, P. Phasukkit, S. Tungjitkusolmun, "Voltage-mode multifunction biquadratic filters using new ultra-low-power differential difference current conveyors," Radioengineering, vol. 22, pp. 448-457, 2013. [ISI IF 2012 = 0.687]

105. M. Kumngern, P. Lamun, K. Dejhan, "Current-mode quadrature oscillator using current differencing transconductance amplifiers," International Journal of Electronics, vol. 99, pp. 971-986, 2012. [ISI IF 2011 = 0.440]

106. M. Kumngern, "New chopper modulators using differential voltage current conveyor," Radioengineering, vol. 20, pp. 423-427, June 2011. [ISI IF 2009 = 0.312]

107. M. Kumngern, U. Torteanchai, K. Dejhan, "Voltage-controlled floating resistor using DDCC," Radioengineering, vol. 20, pp. 327-333, April 2011. [ISI IF 2009 = 0.312]

108. M. Kumngern, J. Chanwutitum, K. Dejhan, "Electronically tunable multiphase sinusoidal oscillator using translinear current conveyors," Analog Integrated Circuits and Signal Processing, vol. 65, pp. 327-334, 2010. [ISI IF 2009 = 0.356]

109. M. Kumngern, B. Knobnob, K. Dejhan, "High frequency and high precision CMOS half-wave rectifier," Circuits, Systems and Signal Processing, vol. 29, pp. 815-836, 2010. [ISI IF 2009 = 0.408]

110. M. Kumngern, B. Knobnob, K. Dejhan, "Electronically tunable high-input impedance voltage-mode universal biquadratic filter based on simple CMOS OTAs," International Journal of Electronics and Communications, vol. 64, pp. 934-939, 2010. [ISI IF 2009 = 0.508]

111. M. Kumngern, W. Jongchanavawat, K. Dejhan, "New electronically tunable current-mode universal biquad filter using translinear current conveyors," International Journal of Electronics, vol. 97, pp. 511-523, 2010. [ISI IF 2009 = 0.430]

112. M. Kumngern, K. Dejhan, "High frequency and high precision CMOS full-wave rectifier," International Journal of Electronics, vol. 93, pp. 185-199, March 2006. [ISI IF 2006 = 0.459]

OTHER JOURNALS (SJR, Scopus & Online)

1. M. Kumngern, "Current-controlled current-mode quadrature oscillator using translinear current conveyors," International Journal of Information Technology and Electrical Engineering, vol. 3, pp. 29-33, 2019 [download: https://doi.org/10.22146/ijitee.40875]

2. M. Kumngern, "One-input three-output current-mode universal filter using translinear current conveyors," International Journal of Information Technology and Electrical Engineering, vol. 2, pp. 101-106, 2018 [download: https://doi.org/10.22146/ijitee.40843]

3. M. Kumngern, U. Torteanchai, F. Khateb, "Sub-volt bulk-driven fully differential current conveyor and its applications," Far East Journal of Electronics and communications, vol. 18, pp. 809-827, 2018, DOI:10.17654/EC018060809 [SJR 2017 = 0.21]

4. M. Kumngern, U. Torteanchai, F. Khateb, "Low-voltage low-power second-generation current conveyor and its applications," Far East Journal of Electronics and communications, vol. 18, pp. 489-506, 2018, DOI: 10.17654/EC018040489 [SJR 2017 = 0.21]

5. U. Torteanchai, S. Yutthanaboon, K. Sarsitthithum, M. Kumngern, "Versatile electronically tunable voltage-mode filter based on simple CMOS OTAs," Far East Journal of Electronics and communications, vol. 17, pp. 1475-1494, 2017, DOI: 10.17654/EC017061475  [SJR 2017 = 0.21]

6. M. Kumngern, U. Torteanchai, "OTA-based current square-rooting circuit," Far East Journal of Electronics and communications, vol. 17, pp. 120-140, 2017. [indexed in SCOPUS & SJR 2017 = 0.21]

7. U. Torteanchai, M. Kumngern, "Current-mode universal filter with three-input one-output using CCCII," International Journal of Applied Engineering Research, vol. 11, pp. 10685-10693, 2016. [SJR 2017 = 0.20]

8. M. Kumngern, "A fully integrated CMOS precision full-wave rectifier," International Journal of Applied Engineering Research, vol. 11, pp. 9814-9823, 2016. [download] [SJR 2017 = 0.20]

9. M. Kumngern, "A new current-mode universal filter with single-input five-output using translinear current conveyors," Australian Journal of Electrical & Electronics Engineering, vol. 9, pp. 177-184, 2012, https://doi.org/10.1080/1448837X.2012.11464322. 

10. M. Kumngern, "Multiple-input single-output current-mode universal filter using translinear current conveyors," Journal of Electrical and Electronics Engineering Research, vol. 3, no. 9, pp. 162-170, 2011.

11. M. Kumngern, "New electronically tunable voltage-mode lowpass, highpass, bandpass filter using simple CMOS OTAs," International Journal of Computer and Electrical Engineering, vol. 3, no. 5, pp. 649-653, 2011. 

12. M. Kumngern, "Precision full-wave rectifier using only two DDCCs," Circuits and Systems, vol. 2, no. 3, pp. 127-132, 2011, DOI: 10.4236/cs.2011.23019  

13. M. Kumngern, K. Dejhan, "Programmable high-value positive/negative floating resistor," Journal of Active and Passive Electronic Devices, vol. 6, no. 3-4, pp. 239-249, 2011

14. M. Kumngern, K. Dejhan, "A BJT technology-based current-mode square rooting circuits," Far East Journal of Electronics and Communications, vol. 4, no. 1, pp. 49-68, 2010.

15. M. Kumngern, K. Dejhan, "Multiphase sinusoidal oscillators using operational transconductance amplifier," Thammasat International Journal of Science and Technology, vol. 14, no. 1, pp. 82-94, 2009. [DOWNLOAD]

16. M. Kumngern, K. Dejhan, "DDCC-based quadrature oscillator with grounded capacitors and resistors," Active and Passive Electronic Components, vol. 2009 , Article ID 987304, 2009, https://doi.org/10.1155/2009/987304

17. M. Kumngern, K. Dejhan, "A new translinear-based dual-output square-rooting circuit," Active and Passive Electronic Components, vol. 2008, Article ID 623970, 2008, https://doi.org/10.1155/2008/623970 

18. M. Kumngern, K. Dejhan, "Current conveyor-based versatile precision rectifier," WSEAS Transactions on Circuits and Systems, vol. 7, pp. 1070-1079, December 2008. [DOWNLOAD]

19. C. Netbut, M. Kumngern, P. Prommee, K. Dejhan, "New simple square-rooting circuits based on translinear current conveyors," ECTI-EEC Transactions on Electrical Engineering, Electronics, and Communications, vol. 5, no.1, pp. 10-17, February 2007. [DOWNLOAD]

20. M. Kumngern, K. Dejhan, "Versatile dual-mode class-AB four-quadrant analog multiplier," International Journal of Signal Processing, vol. 2, no. 3, pp. 214-221, 2005, doi.org/10.5281/zenodo.1328362. [DOWNLOAD]

INTERNATIONAL CONFERENCES (in IEEE Xplore database)

1. P. Phatsornsiri, M. Kumngern, F. Khateb, T. Kulej, N. Wongprommoon, U. Torteanchai, "0.5-V 16 nW Low-Pass Filter for Bio-Signal Applications," 2024 21st International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), Khon Kaen, Thailand, 2024, pp. 1-4, doi: 10.1109/ECTI-CON60892.2024.10594879. 

2. P. Phatsornsiri, M. Kumngern, T. Nonthaputha, E. Asa, J. Singsathien, P. Moungnoul, "0.5-V Mixed-Mode Universal Active Filter Using Multiple-Input OTAs," 2024 21st International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), Khon Kaen, Thailand, 2024, pp. 1-4, doi: 10.1109/ECTI-CON60892.2024.10594959. 

1. T. Nonthaputha, M. Kumngern, S. Kaewwang, J. Phookwantong, N. Thepnarin, K. Anontree, "Flipped Classroom Based on Active Learning in Digital Communications Course for Science in Technical Education on New Normal," 2023 21st International Conference on ICT and Knowledge Engineering (ICT&KE), Bangkok, Thailand, 2023, pp. 1-5, doi: 10.1109/ICTKE58576.2023.10401413

2. P. Phatsornsiri, U. Torteanchai, N. Wongprommoon, M. Kumngern, W. Jongchanachavawat, S. Lerkvaranyu, "Current-Mode Universal First-Order Analog Filter Using CCCIIs," 2023 8th International STEM Education Conference (iSTEM-Ed), Ayutthaya, Thailand, 2023, pp. 1-4, doi: 10.1109/iSTEM-Ed59413.2023.10305779

3. T. Nonthaputha, M. Kumngern, S. Kaewwang, J. Phookwantong, N. Thepnarin and K. Anontree, "A Design of Smart Biometric Fingerprint Key Storage Cabinet Based on IoT," 2022 20th International Conference on ICT and Knowledge Engineering (ICT&KE), Bangkok, Thailand, 2022, pp. 1-5, doi: 10.1109/ICTKE55848.2022.9983165. [available in IEEE Xplore® Digital Library]

4. P. Phatsornsiri, U. Torteanchai, M. Rattanasuttikan, W. Jongchanachavawat, M. Kumngern, F. Khateb, "1.2 V Differential Difference Current Conveyor Using MIGD MOST Technique," 2022 19th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), 2022, pp. 1-4, doi: 10.1109/ECTI-CON54298.2022.9795466. [available in IEEE Xplore® Digital Library]

5. K. Karawanich, M. Kumngern, P. Prommee, "A Four-Scroll Chaotic Generator based on Two Nonlinear Functions," 2022 19th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), 2022, pp. 1-4, doi: 10.1109/ECTI-CON54298.2022.9795619. 

6. P. Suksaibul, U. Torteanchai, S. Manman, W. Jongchanachavawat, M. Kumngern, S. Lerkvaranyu, "Multiple-Input Multiple-Output Universal Filter Using DDTAs," 2022 International Electrical Engineering Congress (iEECON), 2022, pp. 1-4, doi: 10.1109/iEECON53204.2022.9741685. [available in IEEE Xplore® Digital Library]

7. P. Suksaibul, U. Torteanchai, M. Kumngern, W. Jongchanachavawat, B. Burapattanasiri, S. Lerkvaranyu, "Mixed-Mode Universal Filter Using Differential Difference Transconductance Amplifiers," 2022 19th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), 2022, pp. 1-5, doi: 10.1109/ECTI-CON54298.2022.9795358. [available in IEEE Xplore® Digital Library]

8. T. Nonthaputha, U. Torteanchai, M. Kumngern, J. Phookwantong, "Design of smart key box using IoT," 2021 19th International Conference on ICT and Knowledge Engineering (ICT&KE), Bangkok, Thailand, 24-26 November 2021. [DOI:10.1109/ICTKE52386.2021.9665693] [available in IEEE Xplore® Digital Library]

9. T. Nonthaputha, M. Kumngern, P. Prasongjan, U. Torteanchai, N. Thepnarin, W. Bunsong, "Development of online supervision system for industrial education pre-teachers," 2021 19th International Conference on ICT and Knowledge Engineering (ICT&KE), Bangkok, Thailand, 24-26 November 2021. [DOI:10.1109/ICTKE52386.2021.9665698] [available in IEEE Xplore® Digital Library]

10. N. Aupithak, U. Torteanchai, B. Burapattanasiri, S. Lerkvaranyu, F. Khateb, M. Kumngern, “Extremely low-power fifth-order low-pass Butterworth filter,” 2021 7th International Conference on Engineering, Applied Sciences and Technology (ICEAST), Pattaya , Thailand, 1-3 April 2021. [DOI: 10.1109/ICEAST52143.2021.9426251 ][available in IEEE Xplore® Digital Library]

11. C. Sukhawit, B. Burapattanasiri, U. Torteanchai, S. Lerkvaranyu, B. Knobnob, M. Kumngern, “Electronically tunable differential difference current conveyor using OTAs,” 2021 7th International Conference on Engineering, Applied Sciences and Technology (ICEAST), Pattaya, Thailand, 1-3 April 2021. [DOI: 10.1109/ICEAST52143.2021.9426297 ][available in IEEE Xplore® Digital Library]

12. T. Nonthaputha, M. Kumngern, J. Phookwantong, S. Keawwang, “Arduino based smart box for receiving parcel posts,” 2020 18th International Conference on ICT and Knowledge Engineering (ICT&KE), Bangkok, Thailand, 18-20 November 2020. [DOI: 10.1109/ICTKE50349.2020.9289909][available in IEEE Xplore® Digital Library] 

13. T. Nonthaputha, M. Kumngern, “Solar based automatic watering system on buoyancies using IoT,” 2020 18th International Conference on ICT and Knowledge Engineering (ICT&KE), Bangkok, Thailand, 18-20 November 2020. [DOI: 10.1109/ICTKE50349.2020.9289858][available in IEEE Xplore® Digital Library] 

14. M. Kumngern, U. Torteanchai, F. Khateb, "CMOS class AB second generation voltage conveyor," 2019 4th IEEE International Circuit and System Symposium (ICSyS), Kuala Lumpur, Malaysia, September 18-19, 2019. [available in IEEE Xplore® Digital Library]

15. T. Nonthaputha, M. Kumngern, "CMOS programmable full-wave rectifier using current conveyor analogue switches," 2019 17th International Conference on ICT and Knowledge Engineering (ICT&KE), Bangkok, Thailand, November 20-22, 2019. [available in IEEE Xplore® Digital Library]    

16. W. Jongchanachavawat, M. Kumngern, S. Lerkvaranyu, "Voltage/current-mode universal filter using single FDCCII," 16th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON 2019), Pattaya, Thailand, July 10-13, 2019. [available in IEEE Xplore® Digital Library]

17. U. Torteanchai, S. Manman, M. Kumngern, S. Lerkvaranyu, "Square/triangular wave generator using single bulk-driven FDCCII," 16th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON 2019), Pattaya, Thailand, July 10-13, 2019. [available in IEEE Xplore® Digital Library]

18. E. Wareechol, M. Kumngern, U. Torteanchai, "Quadrature oscillator/universal filter using CCCII with adjustable gain," 22nd International Computer Science and Engineering Conference (ICSEC), Chiang Mai, Thailand, November 21-23, 2018. [available in IEEE Xplore® Digital Library]

19. B. Knobnob, P. Suksaibul, M. Kumngern, "Five-input one-output universal filter using simple CMOS OTAs," 2018 4th International Conference on Electrical, Electronics and System Engineering (ICEESE), Kuala Lumpur, Malaysia, November 8-9, 2018. [available in IEEE Xplore® Digital Library]

20. M. Kumngern, B. Knobnob, "Current-mode quadrature oscillator and universal filter using ZC-CCFTAs," 2018 IEEE 5th International Conference on Engineering Technologies and Applied Sciences (ICETAS), Bangkok, Thailand, November 22-23, 2018. [available in IEEE Xplore® Digital Library]

21. M. Kumngern, U. Torteanchai, S. Yutthanaboon, F. Khateb, "Sub-volt bulk-driven transconductance amplifier and filter application," 2018 IEEE Asia Pacific Conference on Circuits and Systems (APCCAS), Chengdu, China, October 26-30, 2018. [available in IEEE Xplore® Digital Library]

22. E. Wareechol, B. Knobnob, M. Kumngern, "FDCCII-based third-order quadrature sinusoidal oscillator," 41st International Conference on Telecommunications and Signal Processing (TSP), Athens, Greece, July 4-6, 2018. [available in IEEE Xplore® Digital Library]

23. M. Kumngern, P. Suksaibul, S. Lerkvaranyu, "A square-wave generator using ECCII," International Conference on Electrical, Electronics, Communication, Computer Technologies and Optimization Techniques (ICEECCOT-2017), Mysore, India, December 15-16, 2017. [available in IEEE Xplore® Digital Library]

24. M. Kumngern, T. Nonthaputha, "BFSK/FM signal generator circuits," International Conference on Electrical, Electronics, Communication, Computer Technologies and Optimization Techniques (ICEECCOT-2017), Mysore, India, December 15-16, 2017. [available in IEEE Xplore® Digital Library]

25. M. Kumngern, U. Torteanchai, F. Khateb, "0.5-V bulk-driven quasi-floating gate transconductance amplifier," 24th IEEE International Conference on Electronics, Circuits and Systems (ICECS), Batumi, Georgia, December 5-9, 2017. [available in IEEE Xplore® Digital Library]

26. M. Kumngern, U. Torteanchai, "Four-input four-output current-mode multifunction filter using CDTAs," International Conference on Information Technology, Information Systems and Electrical Engineering (ICITISEE 2017), Yogyakarta, Indonesia, November 1-3, 2017. [available in IEEE Xplore® Digital Library]

27. M. Kumngern, "Third order quadrature sinusoidal oscillator using single CDCTA," International Conference on Information Technology, Information Systems and Electrical Engineering (ICITISEE 2017), Yogyakarta, Indonesia, November 1-3, 2017. [available in IEEE Xplore® Digital Library]

28. M. Kumngern, T. Nonthaputha, K. Klangthan, "CMOS programmable universal filter using CCTAs," International Conference on Automation, Cognitive Science, Optics, Micro Electro-­Mechanical  System, and Information Technology (ICACOMIT 2017), Jakarta, Indonesia, October 23-24, 2017. [available in IEEE Xplore® Digital Library]

29. M. Kumngern, K. Klangthan, "0.5-V fourth-order low-pass filter," International Conference on Automation, Cognitive Science, Optics, Micro Electro-­Mechanical  System, and Information Technology (ICACOMIT 2017), Jakarta, Indonesia, October 23-24, 2017. [available in IEEE Xplore® Digital Library]

30. P. Suksaibul, M. Kumngern, S. Lerkvaranyu, "A Wien-type oscillator using ECCII," 2016 International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS), Thailand, October 24-17, 2016. [available in IEEE Xplore® Digital Library]

31. T. Nonthaputha, M. Kumngern, S. Lerkvaranyu, "CMOS sample-and-hold circuit using current conveyor analogue switch," 2016 International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS), Thailand, October 24-17, 2016. [available in IEEE Xplore® Digital Library]

32. T. Nonthaputha, M. Kumngern, P. Moungnoul, "CMOS D/A converter using current conveyor analogue switches," 2016 International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS), Thailand, October 24-17, 2016. [available in IEEE Xplore® Digital Library]

33. P. Phatsornsiri, M. Kumngern, F. Khateb, "0.5-V fully differential allpass section," 2016 International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS), Thailand, October 24-17, 2016. [available in IEEE Xplore® Digital Library]

34. U. Torteanchai. P. Phatsornsiri, M. Kumngern, "Quadrature oscillator using operational transresistance amplifiers," 7th International Conference on Intelligent Systems, Modelling and Simulation (ISMS), Thailand, January 25-27, 2016. [available in IEEE Xplore® Digital Library]

35. M. Kumngern, U. Torteanchai, "CMOS programmable P, PI, PD and PID controller circuit using CCTAs," 15th international Conference on Electronics, Information, and Communication (ICEIC), Vietnam, January 27-30, 2016. [available in IEEE Xplore® Digital Library]

36. M. Kumngern, F. Khateb, "Fully differential difference transconductance amplifier using FG-MOS transistors," 2015 International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS), Indonesia, November 9-12, 2015. [available in IEEE Xplore® Digital Library]

37. P. Phatsornsiri, P. Lamun, M. Kumngern, "Mixed-mode quadrature oscillator using a single DDCCTA and grounded passive components," 7th International Conference on Information Technology and Electrical Engineering (ICITEE), Thailand, October 29-30, 2015. [available in IEEE Xplore® Digital Library]

38. M. Kumngern, "CMOS differential difference voltage follower transconductance amplifier," 2015 IEEE International Circuits and Systems Symposium (ICSyS), Malaysia, September 2-4, 2015. [available in IEEE Xplore® Digital Library]

39. F. Khateb, S. B. Abo Dabbous, M. Kumngern, T. Kulej, "Electronically tunable all-pass filter based on single active element and single grounded capacitor," 2015 38th International Conference on Telecommunications and Signal Processing (TSP), Czech Republic, July 9-11, 2015. [available in IEEE Xplore® Digital Library]

40. M. Kumngern, F. Khateb, "A low-voltage and low-power multiple-input floating-gate FDCCII," 2015 International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), Thailand, June 24-27, 2015. [available in IEEE Xplore® Digital Library]

41. M. Kumngern, P. Moungnoul, "A memristor emulator circuit based on operational transconductance amplifiers," 2015 International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), Thailand, June 24-27, 2015. [available in IEEE Xplore® Digital Library]

42. M. Kumngern, "A floating memristor emulator circuit using operational transconductance amplifiers," 2015 IEEE Conference on Electron Devices and Solid-State Circuits (EDSSC), Singapore, June 2-4, 2015. [available in IEEE Xplore® Digital Library]

43. P. Supavarasuwat, M. Kumngern, "TITO-type current-mode universal filter with one active element," 2015 IEEE Conference on Electron Devices and Solid-State Circuits (EDSSC), Singapore, June 2-4, 2015. [available in IEEE Xplore® Digital Library]

44. M. Kumngern, "Three-input single-output voltage-mode universal filter using single FDCCII," 2014 International Symposium on Intelligent Signal Processing and Communications Systems (ISPACS), Malaysia, December 1-4, 2014. [available in IEEE Xplore® Digital Library]

45. U. Torteanchai, M. Kumngern, "Three-input single-output current-mode universal filter using a single FDCCII and grounded passive components," 2014 International Symposium on Intelligent Signal Processing and Communications Systems (ISPACS), Malaysia, December 1-4, 2014. [available in IEEE Xplore® Digital Library]

46. N. Wattikornsirikul, M. Kumngern, "Three-input one-output voltage-mode universal filter using simple OTAs," 12th International Conference on ICT and Knowledge Engineering 2014 (ICT & KE), Thailand, November 20-22, 2014. [available in IEEE Xplore® Digital Library]

47. T. Nonthaputha, M. Kumngern, "Current-mode universal filter using FDCCII," 12th International Conference on ICT and Knowledge Engineering 2014 (ICT & KE), Thailand, November 20-22, 2014. [available in IEEE Xplore® Digital Library]

48. M. Kumngern, I. Kansiri, "Single-element control third-order quadrature oscillator using OTRAs," 12th International Conference on ICT and Knowledge Engineering 2014 (ICT & KE), Thailand, November 20-22, 2014. [available in IEEE Xplore® Digital Library]

49. M. Kumngern, S. Tuntrakool, "Quadrature oscillator with independent frequency control using ECCIIs," IEEE TENCON 2014 (TENCON), Thailand, October 22-25, 2014. [available in IEEE Xplore® Digital Library]

50. M. Kumngern, P. Supavarasuwat, "A voltage-mode three-input one-output multifunction filter using single FDCCII," 20h Asia-Pacific Conference on Communications (APCC), Thailand, October 1-3, 2014. [available in IEEE Xplore® Digital Library]

51. M. Kumngern, "FDCCTA: the active building block for analog singal processing applications," 11th IEEE International Conference on Semiconductor Electronics (ICSE), Malaysia, August 27-29, 2014. [available in IEEE Xplore® Digital Library]

52. M. Kumngern, U. Torteanchai, "Three-input four-output voltage-mode multifunction filter using two DDCCs," 11th IEEE International Conference on Semiconductor Electronics (ICSE), Malaysia, August 27-29, 2014. [available in IEEE Xplore® Digital Library]

53. M. Kumngern, F. Khateb, "Differential second-generation current conveyor for ultra-low voltage applications," IEEE International Symposium on Consumer Electronics (ISCE), Korea, June 22-25, 2014. [available in IEEE Xplore® Digital Library]

54. M. Kumngern, F. Khateb, "0.8-V floating-gate differential difference current feedback operational amplifier," 2014 International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), Thailand, May 14-17, 2014. [available in IEEE Xplore® Digital Library]

55. A. Chaichana, M. Kumngern, W. Jaikla, "Electronically tunable versatile current-mode MISO universal filter including minimum component count circuits," 2014 International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), Thailand, May 14-17, 2014. [available in IEEE Xplore® Digital Library]

56. M. Kumngern, U. Torteanchai, "FDCCII-based P, PI, PD and PID controllers," Fourth International Conference on Digital Information and Communication Technology and its Applications (DICTAP), Thailand, May 6-8, 2014. [available in IEEE Xplore® Digital Library]

57. M. Kumngern, F. Khateb, "0.5-V bulk-driven fully differential current conveyor," 2014 IEEE Symposium on Computer Applications & Industrial Electronics (ISCAIE), Malaysia, April 7-8, 2014. [available in IEEE Xplore® Digital Library]

58. M. Kumngern, F. Khateb, "0.5-V bulk-driven second-generation current conveyor," 2014 IEEE Symposium on Computer Applications & Industrial Electronics (ISCAIE), Malaysia, April 7-8, 2014. [available in IEEE Xplore® Digital Library]

59. M. Kumngern, J. Chanwutitum, "0.75-V four-quadrant current multiplier using floating gate-MOS transistors," 2014 International Electrical Engineering Congress (iEECON), Thailand, March 19-21, 2014. [available in IEEE Xplore® Digital Library]

60. M. Kumngern, P. Lamun, S. Junnapiya, "CFTA-Based electronically tunable quadrature sinusoidal oscillator," 2014 International Electrical Engineering Congress (iEECON), Thailand, March 19-21, 2014. [available in IEEE Xplore® Digital Library]

61. P. Phatsornsiri, P. Lamun, M. Kumngern, U. Torteanchai, "Current-mode third-order quadrature oscillator using VDTAs and grounded capacitors," 4th Joint International Conference on Information and Communication Technology, Electronic and Electrical Engineering (JICTEE), Thailand, March 5-8, 2014. [available in IEEE Xplore® Digital Library]

62. M. Kumngern, P. Suksaibul, B. Knobnob, "High-input impedance four-Input one-output voltage-mode universal filter using OTAs," 4th Joint International Conference on Information and Communication Technology, Electronic and Electrical Engineering (JICTEE), Thailand, March 5-8, 2014. [available in IEEE Xplore® Digital Library]

63. U. Torteanchai, M. Kumngern, "First-order allpass network using CFTA," 4th Joint International Conference on Information and Communication Technology, Electronic and Electrical Engineering (JICTEE), Thailand, March 5-8, 2014. [available in IEEE Xplore® Digital Library]

64. M. Kumngern, P. Lanun, "Allpass section-based mixed-mode quadrature sinusoidal oscillator," 2013 IEEE International Conference on Control System, Computing and Engineering (ICCSCE), Malaysia, November 29-December 1, 2013. [available in IEEE Xplore® Digital Library]

65. M. Kumngern, S. Junnapiya, J. Chanwutitum, "Voltage-mode lowpass, highpass, bandpass biquadratic filter using OTRAs," 2013 IEEE International Conference on Control System, Computing and Engineering (ICCSCE), Malaysia, November 29-December 1, 2013. [available in IEEE Xplore® Digital Library]

66. M. Kumngern, S Mongkol, S. Junnapiya, "Voltage-mode allpass section employing only one DDCCTA and one capacitor," 11th International Conference on ICT and Knowledge Engineering 2013 (ICT & KE), Thailand, November 20-22, 2013. [available in IEEE Xplore® Digital Library]

67. M. Kumngern, K. Khwama, S. Junnapiya, "Three-input single-output current-mode universal filter using a MCDTA," 11th International Conference on ICT and Knowledge Engineering 2013 (ICT & KE), Thailand, November 20-22, 2013. [available in IEEE Xplore® Digital Library]

68. M. Kumngern, A. Auttaput, K. Dejhan, "DDCCTA-based quadrature oscillator," 11th International Conference on ICT and Knowledge Engineering 2013 (ICT & KE), Thailand, November 20-22, 2013. [available in IEEE Xplore® Digital Library]

69. M. Kumngern, P. Phatsornsiri, K. Dejhan, "Tunable sinusoidal oscillator using CCII with variable current gain," 11th International Conference on ICT and Knowledge Engineering 2013 (ICT & KE), Thailand, November 20-22, 2013. [available in IEEE Xplore® Digital Library]

70. M. Kumngern, S. Kunglee, "A vector summation circuit using DXCCIIs," 2013 International Conference on Advanced Technologies for Communications (ATC), Vietnam, October 16-18, 2013. [available in IEEE Xplore® Digital Library]

71. M. Kumngern, J. Chanwutitum, "An electronically tunable current-mode first-order allpass filter using a CCCCTA," 2013 International Conference on Advanced Technologies for Communications (ATC), Vietnam, October 16-18, 2013. [available in IEEE Xplore® Digital Library]

72. M. Kumngern, S. Junnapiya, "A CMOS four-quadrant current multiplier using electronically tunable CCII," 2013 International Conference on Advanced Technologies for Communications (ATC), Vietnam, October 16-18, 2013. [available in IEEE Xplore® Digital Library]

73. M. Kumngern, U. Torteanchai, "An ultra-low-power digitally programmable gain amplifier for biological applications," 2013 IEEE International Conference on Circuits and Systems (ICCAS), Malaysia, September 18-19, 2013. [available in IEEE Xplore® Digital Library]

74. M. Kumngern, "Voltage-mode PID controller using DDCCs and all-grounded passive components," 2013 IEEE International Conference on Circuits and Systems (ICCAS), Malaysia, September 18-19, 2013. [available in IEEE Xplore® Digital Library]

75. P. Lamun, P. Phatsornsiri, M. Kumngern, U. Torteanchai, "Voltage-mode universal biquadratic filter using a single DDCCTA," 2013 International Computer Science and Engineering Conference (ICSEC), Thailand, September 4-6, 2013. [available in IEEE Xplore® Digital Library]

76. M. Kumngern, A. Chaichana, "MIMO-type current-mode multifunction biquadratic filter using a MCDTA," 19th Asia-Pacific Conference on Communications (APCC), Indonesia, August 29-31, 2013. [available in IEEE Xplore® Digital Library]

77. M. Kumngern, U. Torteanchai, "A CMOS current-mode multiplier/divider using a current amplifier," 2013 IEEE 7th International Power Engineering and Optimization Conference (PEOCO), Malaysia, June 3-4, 2013. [available in IEEE Xplore® Digital Library]

78. M. Kumngern, "A DXCCII-based four-quadrant multiplier," 2013 IEEE 7th International Power Engineering and Optimization Conference (PEOCO), Malaysia, June 3-4, 2013. [available in IEEE Xplore® Digital Library]

79. P. Lamun, M. Kumngern, U. Torteanchai, K. Sarsitthithum, "Tunable current-mode quadrature sinusoidal oscillator using CCCFTAs and grounded capacitors," Forth International Conference on Intelligent Systems, Modelling and Simulation (ISMS), Thailand, January 29-31, 2013. [available in IEEE Xplore® Digital Library]

80. U. Torteanchai, M. Kumngern, "Single-input four-output voltage-mode universal biquadratic filter employing four OTAs and two grounded capacitors," Forth International Conference on Intelligent Systems, Modelling and Simulation (ISMS), Thailand, January 29-31, 2013. [available in IEEE Xplore® Digital Library]

81. M. Kumngern, S. Junnapiya, "Tunable voltage-mode multifunction biquadratic filter with three inputs single output employing three single-ended OTAs and two capacitors," Forth International Conference on Intelligent Systems, Modelling and Simulation (ISMS), Thailand, January 29-31, 2013. [available in IEEE Xplore® Digital Library]

82. M. Kumngern, "Absolute value circuit for biological signal processing applications," Forth International Conference on Intelligent Systems, Modelling and Simulation (ISMS), Thailand, January 29-31, 2013. [available in IEEE Xplore® Digital Library]

83. M. Kumngern, "Voltage-mode versatile biquadratic filter with three-input three-output using four OTAs, one CCII and two capacitors," 10th International Conference on ICT and Knowledge Engineering 2012 (ICT & KE), Thailand, November 21-23, 2012. [available in IEEE Xplore® Digital Library]

84. M. Kumngern, P. Phatsornsiri, K. Dejhan, "Four inputs and one output current-mode multifunction filter using CDTAs and all-grounded passive components," 10th International Conference on ICT and Knowledge Engineering 2012 (ICT & KE), Thailand, November 21-23, 2012. [available in IEEE Xplore® Digital Library]

85. M. Kumngern, "DDTA and DDCCTA: active elements for analog signal processing," 2012 IEEE International Conference on Electronics Design, Systems and Applications (ICEDSA), Malaysia, November 5-6, 2012. [available in IEEE Xplore® Digital Library]

86. M. Kumngern, "Voltage-mode universal filter with one Input and five outputs using five OTAs, two grounded capacitors and one resistor," 2012 IEEE International Conference on Electronics Design, Systems and Applications (ICEDSA), Malaysia, November 5-6, 2012. [available in IEEE Xplore® Digital Library]

87. M. Kumngern, "A current-mode universal biquadratic filter using a single MZCG-CCCCTA," 2012 IEEE International Conference on Circuits & Systems (ICCAS), Malaysia, October 3-5, 2012. [available in IEEE Xplore® Digital Library]

88. M. Kumngern, "A new CMOS second generation current conveyor with variable current gain," 2012 IEEE International Conference on Circuits & Systems (ICCAS), Malaysia, October 3-5, 2012. [available in IEEE Xplore® Digital Library]

89. M. Kumngern, "Realization of electronically tunable first-order allpass filter using single-ended OTAs," 2012 IEEE Symposium on Industrial Electronics & Applications (ISIEA), Indonesia, September 23-26, 2012. [available in IEEE Xplore® Digital Library]

90. M. Kumngern, "Electronically tunable capacitor-grounded voltage-mode universal filter with three-input one-output using single-ended OTAs," 2012 IEEE Symposium on Industrial Electronics & Applications (ISIEA), Indonesia, September 23-26, 2012. [available in IEEE Xplore® Digital Library]

91. M. Kumngern, K. Dejhan, "Capacitor-grounded electronically tunable voltage-mode OTA-C multifunction filter with three inputs and five outputs," 10th IEEE International Conference on Semiconductor Electronics (ICSE), Malaysia, September 19-21, 2012. [available in IEEE Xplore® Digital Library]

92. M. Kumngern, S. Junnapiya, "One-input five-output voltage-mode universal biquadratic filter based on single-ended OTAs," Fourth International Conference on Communications and Electronics (ICCE), Vietnam, August 1-3, 1012. [available in IEEE Xplore® Digital Library]

93. M. Kumngern, J. Chanwutitum, "A single MCCCCTA-based mixed-mode third-order quadrature oscillator," Fourth International Conference on Communications and Electronics (ICCE), Vietnam, August 1-3, 1012. [available in IEEE Xplore® Digital Library]

94. M. Kumngern, "CMOS tunable positive/negative floating resistor using OTAs," Fourth International Conference on Computational Intelligence, Communication Systems and Networks (CICSyN), Thailand, July 24-26, 2012. [available in IEEE Xplore® Digital Library]

95. M. Kumngern, P. Phasukkit, "Versatile voltage-mode multifunction biquadratic filter employing only eight single-ended OTAs and two grounded capacitors," Fourth International Conference on Computational Intelligence, Communication Systems and Networks (CICSyN), Thailand, July 24-26, 2012. [available in IEEE Xplore® Digital Library]

96. M. Kumngern, S. Junnapiya, "Tunable quadrature sinusoidal oscillator using single-ended OTAs," Fourth International Conference on Computational Intelligence, Communication Systems and Networks (CICSyN), Thailand, July 24-26, 2012. [available in IEEE Xplore® Digital Library]

97. M. Kumngern, P. Lamun, "Electronically tunable voltage-mode universal filter with one input and four outputs using seven OTAs and two grounded capacitors," Fourth International Conference on Computational Intelligence, Communication Systems and Networks (CICSyN), Thailand, July 24-26, 2012. [available in IEEE Xplore® Digital Library]

98. M. Kumngern, U. Torteanchai, K. Sarasitthithum, "Current-tunable current-mode multifunction filter employing a modified CCCCTA," IEEE Conference on Industrial Electronics and Applications (ICIEA), Singapore, July 18-20, 2012. [available in IEEE Xplore® Digital Library]

99. M. Kumngern, "High input impedance capacitor-grounded voltage-mode universal filter with three-input three-output using single-ended OTAs," IEEE Conference on Industrial Electronics and Applications (ICIEA), Singapore, July 18-20, 2012. [available in IEEE Xplore® Digital Library]

100. M. Kumngern, "Universal voltage-mode biquadratic filter with one-input five-output using five OTAs, two grounded capacitors and one resistor," 9th International Joint Conference on Computer Science and Software Engineering (JCSSE), Thailand, May 30-31, 2012. [available in IEEE Xplore® Digital Library]

101. M. Kumngern, U Torteanchai, "A current-mode four-phase third-order quadrature oscillator using a MCCCFTA," IEEE International Conference on Cyber Technology in Automation, Control, and Intelligent Systems (IEEE-CYBER), Thailand, May 27-31, 2012. [available in IEEE Xplore® Digital Library]

102. M. Kumngern, S. Junnapiya, "Mixed-mode universal filter using OTAs," IEEE International Conference on Cyber Technology in Automation, Control, and Intelligent Systems (IEEE-CYBER), Thailand, May 27-31, 2012. [available in IEEE Xplore® Digital Library]

103. M. Kumngern, S. Junnapiya, "OTA-based voltage-mode universal biquadratic filter with single-input multiple-output," IEEE International Conference on Cyber Technology in Automation, Control, and Intelligent Systems (IEEE-CYBER), Thailand, May 27-31, 2012. [available in IEEE Xplore® Digital Library]

104. M. Kumngern, "Current-mode multifunction biquadratic filter using a single MCCCDTA," IEEE International Conference on Cyber Technology in Automation, Control, and Intelligent Systems (IEEE-CYBER), Thailand, May 27-31, 2012. [available in IEEE Xplore® Digital Library]

105. M. Kumngern, "Voltage-mode OTA-C multifunction biquadratic filter with four inputs and four outputs," IEEE International Conference on Cyber Technology in Automation, Control, and Intelligent Systems (IEEE-CYBER), Thailand, May 27-31, 2012. [available in IEEE Xplore® Digital Library]

106. M. Kumngern, "Electronically tunable current-mode universal biquadratic filter using a single CCCFTA," 2012 IEEE International Symposium on Circuits and Systems (ISCAS), Seoul, Korea, May 20-23, 2012. [available in IEEE Xplore® Digital Library]

107. M. Kumngern, U Torteanchai, "Current-controlled quadrature oscillator using a new single ZC-CG-CCCCTA," 2012 2nd International Conference on Digital Information and Communication Technology and its Applications (DICTAP), Thailand, May 16-18, 2012. [available in IEEE Xplore® Digital Library]

108. M. Kumngern, K. Dejhan, "Current-mode multifunction biquad filter with three inputs five outputs using ZC-CDTAs," 2012 2nd International Conference on Digital Information and Communication Technology and its Applications (DICTAP), Thailand, May 16-18, 2012. [available in IEEE Xplore® Digital Library]

109. M. Kumngern, J. Chanwutitum, "Voltage-mode first-order allpass filter using single-ended OTAs and grounded capacitor," 2012 2nd International Conference on Digital Information and Communication Technology and its Applications (DICTAP), Thailand, May 16-18, 2012. [available in IEEE Xplore® Digital Library]

110. M. Kumngern, "Electronically tunable versatile voltage-mode biquadratic filter with three-input six-output using OTAs and grounded capacitors," 2012 2nd International Conference on Digital Information and Communication Technology and its Applications (DICTAP), Thailand, May 16-18, 2012. [available in IEEE Xplore® Digital Library]

111. M. Kumngern, "CMOS current-mode precision full-wave rectifier with improved bandwidth," 2012 2nd International Conference on Digital Information and Communication Technology and its Applications (DICTAP), Thailand, May 16-18, 2012. [available in IEEE Xplore® Digital Library]

112. K. Khaw-Ngam, P. Lamun, M. Kumngern, P. Phasukkit, K. Dejhan, "Current-mode four-phase quadrature oscillator using a MCCCCTA and grounded capacitors," 2012 9th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), Thailand, May 16-18, 2012 [available in IEEE Xplore® Digital Library]

113. M. Kumngern, "Versatile MIMO voltage-mode OTA-C universal biquadratic filter," 13th International Symposium on Integrated Circuits (ISIC), Singapore, December 12-14, 2011. [available in IEEE Xplore® Digital Library]

114. M. Kumngern, "New current-mode first-order allpass filter using a single CCCDTA," 13th International Symposium on Integrated Circuits (ISIC), Singapore, December 12-14, 2011. [available in IEEE Xplore® Digital Library]

115. M. Kumngern, "Electronically tunable voltage-mode universal filter with two inputs four outputs employing single-ended OTAs and grounded capacitors," 2011 IEEE Colloquium on Humanities, Science & Engineering Research (CHUSER), Malaysia, December 5-6, 2011. [available in IEEE Xplore® Digital Library]

116. M. Kumngern, S. Junnapiya, "Voltage-mode three inputs five outputs universal biquad employing OTAs," 2011 IEEE Colloquium on Humanities, Science & Engineering Research (CHUSER), Malaysia, December 5-6, 2011. [available in IEEE Xplore® Digital Library]

117. M. Kumngern, "High input impedance voltage-mode universal filter using OTAs and grounded capacitors," 2011 IEEE International Conference on Control System, Computing and Engineering (ICCSCE), Malaysia, November 25-27, 2011. [available in IEEE Xplore® Digital Library]

118. M. Kumngern, K. Dejhan, "Electronically tunable voltage-mode MIMO multifunction filter using single-ended OTAs," 2011 IEEE International Conference on Control System, Computing and Engineering (ICCSCE), Malaysia, November 25-27, 2011. [available in IEEE Xplore® Digital Library]

119. M. Kumngern, M. Somdunyakanok, "Three-input single-output current-mode multifunction filter using CCCIIs," IEEE TENCON 2011 (TENCON), Indonesia, November 21-24, 2011. [available in IEEE Xplore® Digital Library]

120. U. Torteanchai, M. Kumngern, K. Dejhan, "A CMOS log-antilog current multiplier/divider circuit using DDCC," IEEE TENCON 2011 (TENCON), Indonesia, November 21-24, 2011. [available in IEEE Xplore® Digital Library]

121. M. Kumngern, P. Suwanjan, K. Dejhan, "Electronically tunable voltage-mode SIMO OTA-C universal biquad filter," 17th Asia-Pacific Conference on Communications (APCC), Malaysia, October 2-5, 2011. [available in IEEE Xplore® Digital Library]

122. M. Kumngern, P. Suwanjan, K. Dejhan, "Electronically tunable versatile voltage-mode MIMO OTA-C universal biquadratic filter," 17th Asia-Pacific Conference on Communications (APCC), Malaysia, October 2-5, 2011. [available in IEEE Xplore® Digital Library]

123. M. Kumngern, "Versatile voltage-mode quadrature oscillator circuit using DDCCs," IEEE Symposium on Wireless Technology Applications 2011 (ISWTA), Malaysia, September 25-28, 2011. [available in IEEE Xplore® Digital Library]

124. M. Kumngern, "New positive/negative floating inductance simulation using OTA and CCCII," IEEE Symposium on Wireless Technology Applications 2011 (ISWTA), Malaysia, September 25-28, 2011. [available in IEEE Xplore® Digital Library]

125. M. Kumngern, U. Torteanchai, "Voltage-mode MISO OTA-C biquad filter," IEEE Symposium on Industrial Electronics & Applications (ISIEA), Malaysia, September 25-28, 2011. [available in IEEE Xplore® Digital Library]

126. M. Kumngern, J. Sarasri, B. Knobnob, "Voltage-mode SIMO OTA-C universal filter," IEEE Symposium on Industrial Electronics & Applications (ISIEA), Malaysia, September 25-28, 2011. [available in IEEE Xplore® Digital Library]

127. M. Kumngern, P. Lamun, K. Dejhan, "Current-mode quadrature oscillator using minimum elements," 54th IEEE International Midwest Symposium on Circuits and Systems (MWSCAS), Seoul, Korea, August 7-10, 2011. [available in IEEE Xplore® Digital Library]

128. M. Kumngern, J. Chanwutitum, K. Dejhan, "Fully integrated current-mode quadrature sinusoidal oscillator circuit," International Conference on Electrical Engineering and Informatics (ICEEI), Indonesia, July 17-19, 2011. [available in IEEE Xplore® Digital Library]

129. M. Kumngern, S. Junnapiya, "Current-mode third-order quadrature oscillator using minimum elements," International Conference on Electrical Engineering and Informatics (ICEEI), Indonesia, July 17-19, 2011. [available in IEEE Xplore® Digital Library]

130. M. Kumngern, "Voltage-controlled floating resistor using differential difference amplifier," International Conference on Electrical Engineering and Informatics (ICEEI), Indonesia, July 17-19, 2011. [available in IEEE Xplore® Digital Library]

131. M. Kumngern, "Fully CMOS programmable voltage adder/subtractor," 2011 IEEE International Conference on Computer Science and Automation Engineering (CSAE), Shanghai, China, June 10-12, 2011. [available in IEEE Xplore® Digital Library]

132. U. Torteanchai, M. Kumngern, K. Dejhan, "Current-controlled CCDDCC with controlled current gain," IEEE International Conference on Computer Science and Automation Engineering (CSAE), Shanghai, China, June 10-12, 2011. [available in IEEE Xplore® Digital Library]

133. J. Sarasri, B. Knobnob, M. Kumngern, "Electronically tunable voltage-mode universal filter using simple OTAs," 2011 IEEE International Conference on Computer Science and Automation Engineering (CSAE), Shanghai, China, June 10-12, 2011. [available in IEEE Xplore® Digital Library]

134. A. Virattiya, B. Knobnob, M. Kumngern, "CMOS precision full-wave and half-wave rectifier," 2011 IEEE International Conference on Computer Science and Automation Engineering (CSAE), Shanghai, China, June 10-12, 2011. [available in IEEE Xplore® Digital Library]

135. U. Torteanchai, K. Sarasitthithum, M. Kumngern, "CMOS versatile precision rectifier using current conveyor," 2011 8th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), Thailand, May 19-21, 2011. [available in IEEE Xplore® Digital Library]

136. P. Lamun, P. Phasukkit, M. Kumngern, K. Dejhan, "A new mixed-mode quadrature oscillator using a single CCCDTA," 2011 8th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), Thailand, May 19-21, 2011. [available in IEEE Xplore® Digital Library]

137. U. Torteanchai, M. Kumngern, "Current-tunable current-mode all-pass section using DDCC," 2011 International Conference on Electronics Devices, Systems & Applications (ICEDSA), Malaysia, April 25-27, 2011. [available in IEEE Xplore® Digital Library]

138. M. Kumngern, "A new chopper modulator circuit," 2011 International Conference on Electronics Devices, Systems & Applications (ICEDSA), Malaysia, April 25-27, 2011. [available in IEEE Xplore® Digital Library]

139. M. Kumngern, "Current-controlled current-mode multiphase sinusoidal oscillator using CCCDTAs," IEEE Symposium on Computer & Informatics (ISCI), Malaysia, Mach 20-22, 2011. [available in IEEE Xplore® Digital Library]

140. M. Kumngern, "Current-controlled voltage-mode multifunction filter using CCDDCCs," IEEE Symposium on Computer & Informatics (ISCI), Malaysia, Mach 20-22, 2011. [available in IEEE Xplore® Digital Library]

141. M. Kumngern, "Electronically tunable current-mode multiphase oscillator using current-controlled CCTAs," 2010 IEEE International Conference on Electron Devices and Solid-State Circuits (EDSSC), Hong Kong, China, December 15-17, 2010. [available in IEEE Xplore® Digital Library]

142. M. Kumngern, "CMOS precision full-wave rectifier using current conveyor," 2010 IEEE International Conference on Electron Devices and Solid-State Circuits (EDSSC), Hong Kong, China, December 15-17, 2010. [available in IEEE Xplore® Digital Library]

143. M. Kumngern, "Current-mode multiphase sinusoidal oscillator using current-controlled current differencing transconductance amplifiers," 2010 IEEE Asia Pacific Conference on Circuits and Systems (APCCAS), Malaysia, December 6-9, 2010. [available in IEEE Xplore® Digital Library]

144. M. Kumngern, S. Junnapiya, "A new sinusoidal oscillator using translinear current conveyors," 2010 IEEE Asia Pacific Conference on Circuits and Systems (APCCAS), Malaysia, December 6-9, 2010. [available in IEEE Xplore® Digital Library]

145. M. Kumngern, U. Torteanchai, K. Dejhan, "Electronically tunable multiple-input single-output voltage-mode multifunction filter employing simple CMOS OTAs," 2010 IEEE Asia Pacific Conference on Circuits and Systems (APCCAS), Malaysia, December 6-9, 2010. [available in IEEE Xplore® Digital Library]

146. M. Kumngern, U. Torteanchai, K. Dejhan, "Electronically tunable current-mode universal filter with three-input single-output," IEEE International Conference on Communication Systems (IEEE ICCS), Singapore, November 17-20, 2010. [available in IEEE Xplore® Digital Library]

147. M. Kumngern, "High frequency and high precision CMOS full-wave rectifier," IEEE International Conference on Communication Systems (IEEE ICCS), Singapore, November 17-20, 2010. [available in IEEE Xplore® Digital Library]

148. M. Kumngern, "Electronically tunable voltage-mode universal filter using simple CMOS OTAs," 2010 International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), Thailand, May 19-21, 2010. [available in IEEE Xplore® Digital Library]

149. B. Knobnob, M. Kumngern, "Electronically tunable quadrature oscillator with voltage and current outputs," 2010 International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), Thailand, May 19-21, 2010. [available in IEEE Xplore® Digital Library]

150. M. Somdunyakanok, M. Kumngern, "Commercially available ICs-based DDCC practical implementation," 2010 International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), Thailand, May 19-21, 2010. [available in IEEE Xplore® Digital Library]

151. M. Kumngern, P. Moungnoul, "Single-input multiple-output universal filter using translinear current conveyors," 2010 International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), Thailand, May 19-21, 2010. [available in IEEE Xplore® Digital Library]

152. M. Kumngern, S. Junnapiya, "Voltage-mode universal filter with three-input single-output using DDCCs," 2010 International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), Thailand, May 19-21, 2010. [available in IEEE Xplore® Digital Library]

153. M. Kumngern, "Current-mode quadrature sinusoidal oscillator with current and voltage outputs," 2010 International Conference on Electronics Devices, Systems & Applications (ICEDSA), Malaysia, April 12-13, 2010. [available in IEEE Xplore® Digital Library]

154. M. Kumngern, K. Dejhan, "Electronically tunable voltage-mode universal filter with three-input single-output," 2010 International Conference on Electronics Devices, Systems & Applications (ICEDSA), Malaysia, April 12-13, 2010. [available in IEEE Xplore® Digital Library]

155. M. Kumngern, "A wide-band half-wave rectifier," 12th International Symposium on Integrated Circuits (ISIC), Singapore, December 14-16, 2009. [available in IEEE Xplore® Digital Library]

156. M. Kumngern, K. Dejhan, "High-input and low-output impedance voltage-mode all-pass networks," 12th International Symposium on Integrated Circuits (ISIC), Singapore, December 14-16, 2009. [available in IEEE Xplore® Digital Library]

157. M. Kumngern, "Electronically tunable current-mode all-pass filter-based high-Q bandpass filter using minimum elements," 2009 IEEE Region 10 Conference (TENCON), Singapore, November 23-26, 2009. [available in IEEE Xplore® Digital Library]

158. M. Kumngern, K. Dejhan, "Electronically tunable current-mode quadrature oscillator using current differencing transconductance amplifiers," 2009 IEEE Region 10 Conference (TENCON), Singapore, November 23-26, 2009. [available in IEEE Xplore® Digital Library]

159. M. Kumngern, K. Knobnob, K. Dejhan, "Single-resistance-controlled current-mode quadrature sinusoidal oscillator," 6th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology 2009 (ECTI-CON), Thailand, May 6-9, 2009. [available in IEEE Xplore® Digital Library]

160. M. Kumngern, J. Chanwutitum, K. Dejhan, "Current-tunable current-mode universal filter using minimum elements," 6th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology 2009 (ECTI-CON), Thailand, May 6-9, 2009. [available in IEEE Xplore® Digital Library]

161. M. Kumngern, S. Junnapiya, K. Dejhan, "Current-mode current-controlled current-mode multiphase oscillator using translinear conveyors," 6th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology 2009 (ECTI-CON), Thailand, May 6-9, 2009. [available in IEEE Xplore® Digital Library]

162. M. Kumngern, K. Dejhan, "Voltage-mode low-pass, high-pass, band-pass biquad filter using simple CMOS OTAs," 2009 IEEE International Instrumentation and Measurement Technology Conference (I2MTC), Singapore, May 5-7, 2009. [available in IEEE Xplore® Digital Library]

163. M. Kumngern, K. Dejhan, "Voltage-mode multifunction biquadratic filter based on simple CMOS OTAs," 5th International Colloquium on Signal Processing and its Applications (CSPA), Malaysia, March 6-8, 2009. [available in IEEE Xplore® Digital Library]

164. M. Kumngern, P. Saengthong, S. Junnapiya, "DDCC-based full-wave rectifier," 5th International Colloquium on Signal Processing and its Applications (CSPA), Malaysia, March 6-8, 2009 [available in IEEE Xplore® Digital Library]

165. M. Kumngern, K. Dejhan, "OTAs-based current-mode quadrature oscillator," 2008 International Symposium on Intelligent Signal Processing and Communications Systems (ISPACS), Thailand, February 8-11, 2009. [available in IEEE Xplore® Digital Library]

166. M. Kumngern, N. Sra-ium, K. Dejhan, "New current-controlled current-mode multifunction filter using translinear current conveyors," International Symposium on Communications and Information Technologies 2008 (ISCIT), Lao PDR, October 21-23, 2008. [available in IEEE Xplore® Digital Library]

167. M. Kumngern, J. Chanwutitum, K. Dejhan, "Electronically tunable voltage-mode all-pass filter using simple CMOS OTAs," International Symposium on Communications and Information Technologies 2008 (ISCIT), Lao PDR, October 21-23, 2008. [available in IEEE Xplore® Digital Library]

168. M. Kumngern, S. Lerkvaranyu, K. Dejhan, "Wide-band precision CMOS rectifier circuit," International Symposium on Communications and Information Technologies 2008 (ISCIT), Lao PDR, October 21-23, 2008. [available in IEEE Xplore® Digital Library]

169. M. Kumngern, M. Somdunyakanok, P. Prommee, "High-input impedance voltage-mode multifunction filter with three-input single-output based on simple CMOS OTAs," International Symposium on Communications and Information Technologies 2008 (ISCIT), Lao PDR, October 21-23, 2008. [available in IEEE Xplore® Digital Library]

170. B. Knobnob, M. Kumngern, K. Dejhan, "Current-mode quadrature oscillator using translinear current conveyors," International Symposium on Communications and Information Technologies 2008 (ISCIT), Lao PDR, October 21-23, 2008. [available in IEEE Xplore® Digital Library]

171. M. Kumngern, J. Chanwutitum, K. Dejhan, "Simple CMOS current-mode exponential function generator circuit," 5th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology 2008 (ECTI-CON), Thailand, May 14-17, 2008. [available in IEEE Xplore® Digital Library]

172. M. Kumngern, P. Moungnoul, S. Junnapiya, K. Dejhan, "Current-mode universal filter using translinear current conveyors," 5th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology 2008 (ECTI-CON), Thailand, May 14-17, 2008. [available in IEEE Xplore® Digital Library]

173. C. Netbut, M. Kumngern, P. Prommee, K. Dejhan, "A versatile vector summation circuit," 2006 International Symposium on Communications and Information Technology (ISCIT), Thailand, October 18-20, 2006. [available in IEEE Xplore® Digital Library]

174. M. Kumngern, P. Sampattavanich, P. Prommee, K. Dejhan, "A capacitor-grounded current-tunable current mode all-pass network," 2004 IEEE Region 10 Conference (TENCON), Thailand, November 21-24, 2004. [available in IEEE Xplore® Digital Library]