ข้อมูลอาจารย์ประจำภาควิชา

ศ.ดร.วรากร เกษมสุวรรณ์

Prof. Varakorn Kasemsuwan, Ph.D

ศาสตราจารย์

varakorn.ka(at)kmitl.ac.th

ประวัติการศึกษา

วศ.บ (วิศวกรรมอิเล็กทรอนิกส์), สถาบันเทคโนโลยีพระจอมเกล้าเจ้าคุณทหารลาดกระบัง

MS.EE. (Electrical Engineering), University of Pittsburgh

Ph.D. (Electronics), University of Pittsburgh

ความเชี่ยวชาญ

-Semiconductor Device Modeling

-Analog Integrated Circuit Design (LVLP: Low Voltage Low Power)

ผลงานทางวิชาการ

วารสารวิชาการ

[1] V. Kasemsuwan and S. Khuchareonsil, “High-Speed Low Input Impedance CMOS Current Comparator”, IEICE Trans. on Fundamentals of Electronics, Communications and Computer Sciences, Vol. E88-A No. 6 pp. 1549-1553, 2005.

[2] T. Arthansiri and V. Kasemsuwan, “Current-mode pseudo-exponential-control variable-gain amplifier using fourth-order Taylor’s series approximation”, Elec. Lett., pp. 379-380, 2006.

[3] T. Arthansiri, A. Suadet, W. Pongpalit, W. Naklo, S. Sa-ad and Varakorn Kasemsuwan ", Current Mode Automatic Gain Control", ITC-CSCC 2006, pp. 757-760, July, 2006.

[4] Hoonbum Shin, Varakorn Kasemsuwan, Hyungkeun Ahn, M. El Nokali and Deuk-Young Han, "Electrical analysis of step-up multi-layered piezoelectric transformer", Journal of Electroceramic, Springer Netherlands, Vol. 17, pp. 585-590, 2006.

[5] Varakorn Kasemsuwan and Weerachai Nakhlo, " A Simple 1.5 V Rail-to-Rail CMOS Current Conveyor", Journal of Circuits, Systems, And Computers,, Vol. 16, no. 4, pp. 627-639, Aug. 2007.

[6] Varakorn Kasemsuwan and Weerachai Nakhlo, " A Simple 1.5 V Rail-to-Rail CMOS Current Conveyor", Journal of Circuits, Systems, And Computers,, Vol. 16, no. 4, pp. 627-639, Aug. 2007.

[7] Varakorn Kasemsuwan and Wacharapol Pongpalit, " A Fully Differential CMOS Transimpedance Amplifier for Optical Receiver", Journal of RF-Engineering and Telecommunications, Vol. 61, pp. 238-242, 2007.

[8] Varakorn Kasemsuwan and Weerachai Nakhlo, " Simple +/- 0.75 Volt Rail-to-Rail CMOS Current Operational Amplifiers and Its Application for Oscillator", Journal of RF-Engineering and Telecommunications, Vol. 61, pp. 249-253, 2007.

[9] Teerakawanich, Nithiphat; Kasemsuwan, Varakorn; Jitkajornwanich, Kulsawasd; Kanokbannakorn, Weerawoot; Srisonphan, Siwapon, “Microcorona Discharge-Mediated Nonthermal Atmospheric Plasma for Seed Surface Modification,” Plasma Chemistry & Plasma Processing, Vol. 38, pp. 817-830, 2018.

ประชุมวิชาการ

[1] W. Nakhlo and Varakorn Kasemsuwan,"A High Performace Rail-to-Rail CMOS Voltage Follower", ITC-CSCC 2006, pp. 753-756, July, 2006.

[2] Surat Wongfoo, Weerachai Naklo, Apirak Suadet and Varakorn Kasemsuwan, "A Simple Rail-to-Rail CMOS Voltage Follower", TENCON-2006, Nov. 2006.

[3] Apirak Suadet and Varakorn Kasemsuwan, "A 1 Volt CMOS Pseudo Differential Amplifier", TENCON 2006, Nov. 2006.

[4] Wangtaphan, S.; Suadet, A.; Meksiri, S.; Kasemsuwan, V.; A 1.0 volt thermal noise-canceling CMOS transimpedance-based amplifier “, APCCAS 2008. IEEE Asia Pacific Conference on Circuits and Systems, pp. 692 – 695, 2008.

[5] Thawatchai Thongleam, Apirak Suadet and Varakorn Kasemsuwan,” Low-voltage bulk-driven QFG-regulated self-cascode super MOS transistor”, 13th International Conf. on Electrical Engineering/Electronics, Computer, Telecommunications and Information Tech (ECTI-CON), pp. 1-4, 2016.

[6] Thongchai Jankatkit and Varakorn Kasemsuwan, ”Low-voltage current-mode preamplifier based Latch comparator”, 13th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Tech (ECTI-CON), pp. 1-4, 2016.

[7] Pawita Bunme, Natthaporn Khamsen, Varakorn Kasemsuwan, Kulsawasd Jitkajornwanich, Achara Pichetjamroen, Nithiphat Teerakawanich and Siwapon Srisonphan, "Polarity effect of pulsed corona discharge plasma on seed surface modification," International Electrical Engineering Congress (iEECON), pp. 1-4, 2017.

[8] Puvanat Bumrungyat and Varakorn Kasemsuwan, “ISFET’s Interface Circuit for Biomedical Applications Using Delta-Sigma Modulation”, Biomedical Engineering International Conf (BMEiCON), pp. 1-5, 2018.