อาจารย์ประจำภาควิชาวิศวกรรมอิเล็กทรอนิกส์และโทรคมนาคม
ชื่อ–นามสกุล (ภาษาไทย) ผู้ช่วยศาสตราจารย์ ฉัตรชัย โชคชัย
ชื่อ–นามสกุล (ภาษาอังกฤษ) Asst. Prof. Chatchai Chokchai
ตำแหน่งวิชาการ
ผู้ช่วยศาสตราจารย์
คุณวุฒิการศึกษา
- วศ.ม. วิศวกรรมไฟฟ้า (มหาวิทยาลัยเทคโนโลยีพระจอมเกล้าพระนครเหนือ)
- วศ.บ. สาขาวิชาเทคโนโลยีวิศวกรรมไฟฟ้าและอิเล็กทรอนิกส์กำลัง (มหาวิทยาลัยเทคโนโลยีพระจอมเกล้าพระนครเหนือ)
ผลงานทางวิชาการ
1. Chatchai Chokchai, Kuakul Jantawas and Phuwanad Hadjamnung “Automatic Plastic Neck Filling Machine for Mushroom Bag using Pneumatic System with Internet of Thing” 10th ECTI-CARD-2018, Phitsanulok, Thailand, 26-29 July 2018.
2. Chatchai Chokchai, Natdanai Romjai, and Kittisak Hansakchai “Low Cost RFID System Based on Internet of Thing for Mini Marathon” 10th ECTI-CARD-2018, Phitsanulok, Thailand, 26-29 July 2018.
3. Chatchai Chokchai, and Thanan Rueankhong “Semi-Automatic Mushroom Bag Filling Machine for Smart Mushroom Farm” Proceedings of the 10th NPRU National Academic Conference “Fostering the King’s Philosophy in Research and Sustainability Regional Development”, 29 – 30 March 2018.
4. Chatchai Chokchai, and Thanan Rueankhong “A Study of the Light-Emitting Diodes Responses to Transmit the Voice Signals for Visible Light Communication Systems” Proceedings of the 10th NPRU National Academic Conference “Fostering the King’s Philosophy in Research and Sustainability Regional Development”, 29 – 30 March 2018.
5. Chatchai Chokchai, Nattapong Duangrit, and Prayoot Akkaekthalin “Monopole Decagon Fractal Patch Resonator with Defected Ground Plane for WLAN MIMO Antenna,” International Symposium on Antennas and Propagation, Phuket, Thailand, 2017.
6. Chatchai Chokchai, Nattapong Duangrit, and Prayoot Akkaekthalin “Monopole MIMO Antenna using Decagon Fractal Patch Resonator and Defected Ground Plane for WLAN application,” 5th International Electrical Engineering Congress, Pattaya, Thailand, 8-10 March 2017.
7. Nattapong Duangrit, Chatchai Chokchai, and Prayoot Akkaekthalin “Monopole MIMO Antenna using Decagon Fractal Patch Resonator and Defected Ground Plane for WLAN Application,” Thailand-Japan MicroWave 2017 (TJMW2017), June. 2017.
8. Chatchai Chokchai, Nattapong Duangrit, “Decagon Microstrip Antenna for 2.4 GHz and Wide Band Application,” ECTI-CARD 2016, July 2016.
9. Chatchai Chokchai, Danudpong HoMdee, and Kwanchaya Kuerchim, “Multiple Input Multiple Output Antenna using Minkowski Fractal Patch with H-Shape Stub for WLAN Application,” Electrical Engineering Conference (EECON 38) Vol.2, pp. 541-544, Nov. 2015.
10. Chatchai Chokchai, Watthanaphum rodruedi, and Kamron joywong, “Multiple Input
Multiple Output Antenna for WLAN Using Hybrid Fractal Patch and Defected Ground Plane,” ECTI-CARD 2015, July 2015.
11. Chatchai Chokchai, Pisit Janpangngern, and Banpot Chaiyong, “Design of a
Miniature Dipole Tag Antenna by Koch Fractal Curve for UHF RFID Application,” ECTI-CARD 2015, July 2015.
12. Pubet Sangmahamad, and Chatchai Chokchai, “Development of Optical Communication System using QPSK Modulation Technique,” ECTI-CARD 2015, July 2015.
13. Chatchai Chokchai, Sarawuth Chaimool, and Prayoot Akkaekthalin, “Miniaturized
MIMO Antenna for WiFi USB Dongle using Modified Fractal Patch Monopole and Defected Ground Plane,” Thailand-Japan MicroWave 2014 (TJMW2014), Nov. 2014.
14. Chatchai Chokchai, Sarawuth Chaimool, and Prayoot Akkaekthalin, “A small fractal
monopole antenna for WLAN USB Dongle,” in Proc. Electrical Engineering Conference (EECON 37), Vol.2, pp. 611-614, Nov. 2014.
15. Prayoot Akkaraekthalin, Chatree Mahatthanajatuphat, Sarawuth Chaimool, Tanan
Hongnara, Norakamon Wongsin, and Chatchai Chokchai, “Design of Fractal Antennas at Wireless Communication Research Group, KMUTNB,” in Proc. Electrical Engineering Conference (EECON 37), Vol.2, pp. 567-570, Nov. 2014.
16. Chatchai Chockchai, Sarawuth Chaimool, and Prayoot Akkaekthalin, “Miniaturized MIMO antenna for WiFi USB dongle using fractal loop and defected ground plane,” in Proc.2013 Asia-Pacific Conference on Antennas and Propagation (APCAP-2013), pp. 75-76, Aug. 2013.
17. Sarawuth Chaimool, Chatchai Chockchai, Tanan Hongnara, Tanaporn Pechrkool, and Prayoot Akkaekthalin, “MIMO antennas for UWB communications with notched bands,” in Proc.2013 Asia-Pacific Conference on Antennas and Propagation (APCAP-2013), pp. 77-78, Aug. 2013.
18. Sarawuth Chaimool, Chatchai Chokchai, and Prayoot Akkaraekthalin, “Triple-band USB dongle antenna using fractal and shorted loops for WiFi and WiMAX applications,” Microwave and Optical Technology Letters, Vol.55, No.4, pp. 863-866, April 2013.
19. Chatchai Chokchai , Sarawuth Chaimool, and Prayoot Akkaraekthalin, “Miniaturized triple-band USB dongle antenna using loaded-fractal loop monopole with shorted loop and fractal loop resonator” in Proc. International Conference of Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), 2012.
20. Sarawuth Chaimool, Chatchai Chokchai, and Prayoot Akkaraekthalin, “Multiband loaded fractal loop monopole antenna for USB dongle applications,” Electronics Letters. Vol. 48, No. 23, pp. 1446-1447, Nov. 2012.
21. Sarawuth Chaimool, Tanan Hongnara, Chatchai Chokchai, and Pimsuree Uayporn “Performance of the current detectors in water,” in Proc. Engineering/Electronics, Computer, Telecommunications and Information Technology Conference on Application Research and Development (ECTI – CARD), Jun. 2012.
22. Chatchai Chokchai, Sarawuth Chaimool, Prayoot Akkraekthalin, and Vech Vivek “A dual-band small fractal loop antenna for wireless LAN 2.45/5.2 GHz applications,” in Proc. Electrical Engineering Conference (EE Conf 34), Vol. 2 pp. 681-684, Dec. 2011.
23. Somchai Saleekaw and Chatchai Chokchai, “A quadruple branch dual band monopole antenna for wireless LAN system application,” in Proc. Electrical Engineering Conference (EECON 33), Vol.2, pp. 1021-1024, Dec. 2010.
Research of my work
My current research is at the antenna, microwave circuit, and electromagnetic engineering. A primary research thrust is the antenna design. I use theory, simulations, prototyping to validate research ideas. I am also interested in applied engineering mathematics to electromagnetic problems. Recently, I am developing wireless power transfer, MIMO antenna, RFID antenna, and visible light communication.
Research Topic of Interest:
MIMO antenna, RFID antenna, IoT, LoRaWAN, millimeter wave, 5G Communication, precision agriculture, Phytomonitoring system, antenna for GPR
Experience
Position | Company | Date Employed |
Internship Student | Experience Internship in Metropolitan Operations and Communication Engineering at TOT branch MTP | Apr. – Jun. 2009 |
Teacher Assistant | Department of Electrical Engineering Faculty of Engineering King Mongkut’s University of Technology North Bangkok (KMUTNB) | Jun. 2010 – 2011 |
Lecturer (Part Time) | Faculties / Departments / College of Industrial Technology King Mongkut’s University of Technology North Bangkok (KMUTNB) | May. 2010 – 2013 |
Teacher | Department of Electronics and Telecommunication Engineering Rajamangala University of Technology Thanyaburi (RMUTT) | July 2014- Now |
Other
– Experience training in using Antenna Design Program (Nov. 2010)
– Experience training to use the CST Microwave Studio program in Rajamangala University of Technology Thanyaburi. (18-19 Jan. 2014)
สถานที่ติดต่อ ภาควิชาวิศวกรรมอิเล็กทรอนิกส์และโทรคมนาคม คณะวิศวกรรมศาสตร์
โทรศัพท์ 0-2549-4620 โทรสาร 0-2549-4622
E-mail : chatchai_c@rmutt.ac.th, chatchai.c@en.rmutt.ac.th