Publication/Award

JOURNAL

22.  (Accepted) Eunju Jo, Hosang Yoon, Hongjoon Park, Woo-young Choi, and Inyong Kwon*, “Radiation Tolerant Capacitor-SRAM without Area Overhead,” Nuclear Engineering and Technology, 2024. https://doi.org/10.1016/j.net.2024.02.052 

21.  (Accepted)Jinseok Oh, Hakcheon Jeong, Min Sun Lee, and Inyong Kwon*, “Characterization of small single photon avalanche diode fabricated using standard 180 nm CMOS process for digital SiPM,” Nuclear Engineering and Technology, 2024. https://doi.org/10.1016/j.net.2024.03.006

20Kil-Byoung Chai, Changmin Shin, Young Dae Yoon, Minuk Seung, and Inyong Kwon, "Observation of fast Alfven wave in KAERI plasma beam irradiation facility using an Applied-Field MPD thruster," Physics of Plasmas, vol. 31, 043513 , April 2024.  

19. Gandha Satria Adi, Dong-Seok Kim, and Inyong Kwon*, “Simulation-based Analysis of Total Ionizing Dose Effects on Low Noise Amplifier for Wireless Communications,” Nuclear Engineering and Technology, vol. 56, No. 2, pp. 568-574, February 2024.

18. Changyeop Lee and Inyong Kwon*, “Gain-Bandwidth Product Compensation Technique by 16-unit Tail Current Control for a Radiation Tolerant Preamplifier with 0.9 % Amplitude Drop up to 5 Mrad,” IEEE Transactions on Instrumentation & Measurement, vol. 73, 2001708, January 2024.

17. Minuk Seung, Jong-Gyun Choi, Wooyoung Choi, and Inyong Kwon*, “Radiation-hardened-by-design preamplifier with binary weighted current source for radiation detector,” Nuclear Engineering and Technology, vol. 56, No. 1, pp. 189-194, January 2024.

16. Minuk Seung, Duckhyun Kim, Dongseong Shin, Troy C. Unruh, Kevin Tsai, Woo-Young Choi, and Inyong Kwon*, “In-core Neutron Detection System Using a Dual-Mode Self-Reset Preamplifier with the Micro-Pocket Fission Detector,” IEEE Transactions on Instrumentation & Measurement, vol. 72, pp. 1-10, September 2023.

15. Minuk Seung, Wooyoung Choi, Seop Hur, and Inyong Kwon*, “Cold Junction Compensation Technique of Thermocouple Thermometer Using Radiation-Hardened-by-Design Voltage Reference for Harsh Radiation Environment,” IEEE Transactions on Instrumentation & Measurement, vol. 71, pp. 1-7, September 2022.

14. Jaeyong Jeong, Seong Kwang Kim, Jongmin Kim, Dae-Myeong Geum, Duckhyun Kim, Eunju Jo, Hakcheon Jeong, Juyeong Park, Jae-Hyung Jang, Shinhyun Choi, Inyong Kwon*, and Sanghyeon Kim*, "Heterogeneous and Monolithic 3D Integration of III–V-Based Radio Frequency Devices on Si CMOS Circuits," ACS Nano, vol. 16, No. 6, pp. 9031-9040, April 2022.

13. Inyong Kwon, Dongseong Shin, Jinsuk Oh, Chang-Hwoi Kim, and Hyeonmin Kim*, "Preprocessing Energy Intervals on Spectrum for Real-Time Radionuclide Identification,"  IEEE Transactions on Nuclear Science, vol. 68, No. 8, pp. 2202 - 2209, August 2021

12. Woosung Cho, Hyeonmin Kim, Duckhyun Kim, SongHyun Kim, and Inyong Kwon*, "Reproduction Strategy of Radiation Data with Compensation of Data Loss Using a Deep Learning Technique," Nuclear Engineering and Technology, vol. 53, No. 7, pp. 2229-2236, July 2021.

11. Chanho Kim, Dongyoung Kim, Yeeeun Lee, Chansun Park, Muhammad Nasir Ullah, Duckhyun Kim, Inyong Kwon, Seop Hur*, and Jung-Yeol Yeom*, "Radiation resistance and temperature dependence of Ce:GPS scintillation crystal," Radiation Physics and Chemistry, vol. 183, 109396, June 2021.

10. Dongseong Shin, Chang-Hwoi Kim, Pangun Park and Inyong Kwon*, "Influence and Analysis of a Commercial ZigBee Module Induced by Gamma Rays," Nuclear Engineering and Technology, vol. 53, No. 5, pp. 1483-1490, May 2021.

9. Hyuntak Jeon, Minkyu Je, and Inyong Kwon*, "Radiation-Hardened Sensor Interface Circuit for Monitoring Severe Accidents in Nuclear Power Plants," IEEE Transactions on Nuclear Science, vol. 67, No. 7, pp. 1738 - 1745, July 2020.

8. Changyeop Lee, Gyuseong Cho, Troy Unruh, Seop Hur, and Inyong Kwon*, "Integrated Circuit Design for Radiation-Hardened Charge-Sensitive Amplifier Survived up to 2 Mrad," MDPI Sensors, vol. 20(10), 2765, May 2020.

7. Seungho Jhung, Seop Hur, Gyuseong Cho, and Inyong Kwon*, "A Neural Network Approach for Identification of Gamma-Ray Spectrum Obtained from Silicon Photomultipliers," Nuclear Instruments and Methods in Physics Research, A, vol. 954, 161704, February 2020.

6. Duckhyun Kim, Chang-Hwoi Kim, and Inyong Kwon*, "Experimental Results on a Detector Capacitance Compensation Technique for Multiplexing SiPM Channels," Nuclear Instruments and Methods in Physics Research, A, vol. 954, 161527, February 2020.

5. Sunghoon Kim, Juyun Lee, Inyong Kwon, and Dongsuk Jeon*, "TID-Tolerant Inverter Designs for Radiation-Hardened Digital Systems," Nuclear Instruments and Methods in Physics Research, A, vol. 954, 161473, February 2020.

4. I. Kwon*, T. Kang, and M. D. Hammig, “Experimental Validation of Charge-Sensitive Amplifier Configuration that Compensates for Detector Capacitance,” IEEE Transactions on Nuclear Science, vol. 63, pp. 1202 - 1208, April 2016.

3. I. Kwon*, T. Kang, B. Wells, L. J. D’Aries, and M. D. Hammig, “A High Gain 1.75 GHz Dual Inductor Transimpedance Amplifier with Gate Noise Suppression for Fast Radiation Detection,” IEEE Transactions on Circuits and Systems II, vol. 63, pp. 356 - 360, April 2016.

2. I. Kwon*, T. Kang, B. Wells, L. J. D’Aries, and M. D. Hammig, “Compensation of the Detector Capacitance presented to Charge-Sensitive Preamplifiers using the Miller Effect,” Nuclear Instruments and Methods in Physics Research, A, vol. 784, pp. 220 - 225, June 2015.

1. I. Kwon*, S. Kim, D. Fick, M. Kim, Y. Chen, and D. Sylvester, “Razor-Lite: A Light-Weight Register for Error Detection by Observing Virtual Supply Rails,” Journal of Solid-State Circuits, vol. 49, no. 9, pp. 2054 – 2066, Sep. 2014.


PATENT

9. Jungyeol Yeom, Seop Hur, Inyong Kwon, and Chanho Kim, "Apparatus for detecting position of radiation source," 11675093, USA, June 2023.

8. Inyong Kwon, Dongseong Shin, Jinsuk Oh, Hyeonmin Kim, and Changhwoi Kim, “Method and Apparatus For Training Nuclide Identification Model,” 10-2494533, South Korea, January 2023.

7. Minuk Seung, Inyong Kwon, and Seop Hur, “Bandgap Reference Voltage Circuit,” 10-2409226, South Korea, June 2022.

6.  Changyeop Lee, Inyong Kwon, Gyuseong Cho, Seungho Jhung, and Hyuntak Jeon, "Self-Compensated Amplifier," 10-2314780, South Korea, October 2021.

5.  Changyeop Lee, Youngsoo Choi, and Inyong Kwon, "Apparatus and Method for Image Compensation," 10-2259845, South Korea, May 2021.

4. Inyong Kwon, Hyuntak Jeon, Minkyu Je, Duckhyun Kim, and Dongseong Shin, "Apparatus For Providing Sensor Interface And Apparatus For Detecting Radiation Including The Same", 10-2173007, South Korea, October 2020.

3. Jungyeol Yeom, Seop Hur, Inyong Kwon, and Chanho Kim, "Apparatus for detecting position of radiation source," 10-2158821, South Korea, September 2020.

2. Inyong Kwon, Yonseok Lee, Jungyeol Yeom, and Changhwoi Kim, "Digital register component and analog-digital converter detecting signal distortion in high-radiation environments", 049266-513001US, USA, April 2019.

1. Inyong Kwon, Yonseok Lee, Jungyeol Yeom, and Changhwoi Kim, "Digital register component and analog-digital converter detecting signal distortion in high-radiation environments", 10-1938551, South Korea, January 2019 (Applying for Germany).


AWARD

15. Best Presentation Award, Sungkwon Bae and Inyong Kwon, "Health Care Circuit Design for High Intensity Frequency Ultrasound," The Korean Society of Radiological Imaging Technology, 2024 Spring Conference.

14. Best Presentation Award, Minuk Seung and Inyong Kwon, "Radiation Hardened Preamplifier Design using Active Dead-time Control Technique," Korea Society of Radiation Industry, 2023 Autumn Conference.

13. Best Presentation Award, Jinseok Oh, Minsun Lee , and Inyong Kwon, "Design and Characterization of the Single Photon Avalanche Diode for Radiation Sensor Network System," Korea Society of Radiation Industry, 2023 Autumn Conference.

12.  Trainee Grant, Jinseok Oh, IEEE NSS MIC RTSD,  2023.

11.  Trainee Grant, Sundo Kim, IEEE NSS MIC RTSD,  2023.

10.  Trainee Grant, Minuk Seung, IEEE NSS MIC RTSD,  2023. 

9. Outstanding Reviewer Award, Journal of Nuclear Engineering and Technology (NET), December 2022.

8. Best Poster Award, Jinseok Oh, Jungyeol Yeom, and Inyong Kwon, "Low Operating Voltage and Small Size SPAD Design for Radiation Monitoring System in Nuclear Power Plants," Korea Nuclear Society, 2022 Spring Conference.

7. Best Teaching Award, Digital Circuit Design for Measured Signal Processing (2021 Spring), University of Science and Technology, December 2021.

6. Outstanding Reviewer Award, Journal of Nuclear Engineering and Technology (NET), December 2021.

5. Best Research Idea Award, Inyong Kwon, Changyeop Lee, and Seungho Jhung, "Saturation Compensation Circuit for Radiation Hardened CMOS Image Sensor," Korea Atomic Energy Research Institute, May 2019.

4. Best Poster Award, Duckhyun Kim, Inyong Kwon, and Chang Hwoi Kim, "A 10-bit Radiation-Hardened R-2R Digital-to-Analog Converter for Nuclear Power Plant Applications," Korea Nuclear Society, 2019 Spring Conference.

3. Best Poster Award, Yongseok Lee, Inyong Kwon, Geehyun Kim, Youngtaek Kim, Seongju Kim, Wassem Muhammad, Jung-Yeol Yeom, 2018 ISOCC Chip Design Contest, 2018

2. Best Poster Award, Duckhyun Kim, Inyong Kwon, and Chang Hwoi Kim, "Overcoming High Capacitance of SiPMs by Using a Bootstrap technique," Korea Nuclear Society, 2018 Spring Conference.

1. Best Poster Award, Changyeop Lee, Gyuseong Cho, and Inyong Kwon, "Radiation Hardening Techniques for Preamplifier with Layout Strategy and Size Optimization," Korea Nuclear Society, 2017 Autumn Conference.


CONFERENCE (International Only)

32. Sundo Kim, Dongsuk Jeon, and Inyong Kwon, “A Boosted Active Quenching Circuit with Detector Capacitance Compensation,” IEEE Nuclear Science Symposium (NSS) and Medical Imaging Conference (MIC), Vancouver, Canada, Nov. 2023.

31. Minuk Seung, Jong-Gyun Choi, Wooyoung Choi, and Inyong Kwon, “Radiation-Hardened-by-Design Preamplifier with Self-Reset Technique for Radiation Detector,” IEEE Nuclear Science Symposium (NSS) and Medical Imaging Conference (MIC), Vancouver, Canada, Nov. 2023.

30. Jinseok Oh, Chanho Kim, Minsun Lee , and Inyong Kwon, “Optimization and Calibration of the Single Photon Avalanche Diode (SPAD) for Integrated On-Chip Sensor Interface in Common CMOS Process,IEEE Nuclear Science Symposium (NSS) and Medical Imaging Conference (MIC), Vancouver, Canada, Nov. 2023.

29. Inyong Kwon*, Hosang Yoon, and Hongjoon Park, "Radiation Effects and Experimental Analysis on CMOS Image Sensors and Peripheral Circuits," ANS , June 2022.

28. Inyong Kwon, "Custom Rad-hard Circuits in Submicron CMOS ," ANS Nuclear Plant Instrumentation, Control and Human-Machine Interface Technologies (NPIC&HMIT), June 2021.

27. Changyeop Lee, Gyuseong Cho and Inyong Kwon, “A Self-compensated Preamplifier Providing Linear Output up to 0.6 Mrad of Total Ionizing Dose Based on Miller Capacitor Compensation,” Nuclear & Space Radiation Effects Conference, 2020.

26. Minuk Seung, Wooyoung Choi, Seop Hur, and Inyong Kwon, “Design of a Voltage Subtraction Bandgap Reference Circuit for Radiation Hardening,” IEEE Nuclear Science Symposium (NSS) and Medical Imaging Conference (MIC), Manchester, UK, Oct. 2019.

25. Changyeop Lee, Gyuseong Cho and Inyong Kwon, “A Self-compensated Preamplifier Providing Linear Output up to 1.6 Mrad of Total Ionizing Dose Based on Miller Capacitor Compensation,” IEEE Nuclear Science Symposium (NSS) and Medical Imaging Conference (MIC), Manchester, UK, Oct. 2019.

24. Inyong Kwon, “Requirements for designing radiation tolerant circuits in space environment,” Applied Space Environments Conference, Los Angeles, USA, May. 2019.

23.  Inyong Kwon, Gyuseong Cho and Chang Hwoi Kim, “Ultra-Small Radiation Hardened Instrumentation for Wireless Radiation Detection Sensor Network,” ANS Nuclear Plant Instrumentation, Control and Human-Machine Interface Technologies (NPIC&HMIT), Orlando, USA, Feb. 2019.

22. Inyong Kwon, Dongseong Shin, and Chang Hwoi Kim, "Irradiation Test Result of a Communication Module for the Wireless Radiation Detection Sensor Network," IEEE Nuclear Science Symposium, 2018

21. Inyong Kwon, "A Radiation Source Discrimination by Using the Neural Network Algorithm", Power Industry Division Symposium, 2018

20. Seungho Jhung, Seop Hur, Gyuseong Cho and Inyong Kwon, "A Neural Network Approach for Identification of Gamma Emitting Radionuclides with Silicon Photomultipliers," Symposium on Radiation Measurements and Applications, 2018

19. Changyeop Lee, Seungho Jhung, Gyuseong Cho and Inyong Kwon, "Radiation Hardened Charge-Sensitive Amplifier Survived up to 2Mrad by proposed Layout techniques and Size Optimization," Symposium on Radiation Measurements and Applications, 2018

18. Inyong Kwon, Duckhyun Kim, and Chang-Hwoi Kim, "A Channel Number Reduction Technique for SiPM Sensor Arrays by Using a Unity-Gain Amplifier," Symposium on Radiation Measurements and Applications, 2018

17. Sunghoon Kim, Inyong Kwon, and Dongsuk Jeon, "RHBD Techniques to Minimize TID Effects from High Radiation Dose in Digital Integrated Circuits," Symposium on Radiation Measurements and Applications, 2018

16. Inyong Kwon, Yongseok Lee, Geehyun Kim, Chanho Kim, Chang Hwoi Kim and Jung-Yeol Yeom, “Front-End ASIC Including SAR ADC for Coplanar-Grid CZT Radiation Detector,” IEEE Nuclear Science Symposium, 2017.

15. I. Kwon, C. H. Kim, "Radiation Hardened Successive-Approximation Adc with Error Detection Circuits," ANS NPIC/HMIT, 2017

14. Y. Lee, I. Kwon, Y. Kim, C. H. Kim, K. Lee, J. Yeom, "Three Radiation Resistant Techniques against Single Event Effect for SAR-ADC Design," International Workshop on Radiation Imaging Detectors, 2017

13. Y. Lee, G. Kim, I. Kwon, H. Choi, C. Kim, J. Yeom, "CSA-ADC Front-End ASIC for CPG Radiation Detector," International Workshop on Radiation Imaging Detectors, 2017

12. I. Kwon, J. Cates, C. Levin, “A Bootstrap Circuit to Enable Signal Multiplexing of SiPM-Based Scintillation Detectors Without Performance Degradation,” Symposium on Radiation Measurements and Applications, 2016.

11. J. Hah, J. Nees, I. Kwon, M. D. Hammig, “Genetic Algorithm Optimization of a Laser Beam-Profile as a Means to Maximize the Sensitivity of Air-Plasma Formation to the Presence of Radioactive Materials,” Symposium on Radiation Measurements and Applications, 2016.

10. T. Kang, X. J. Chen, E. B. Johson, J. C. Christian, I. Kwon, M. D. Hammig, “Optical Properties and Geiger Mode Operation of Al0.8Ga0.2As Avalanche Photodiode Elements,” Symposium on Radiation Measurements and Applications, 2016.

9. J. Hah, J. Nees, I. Kwon, M. D. Hammig, “Optical optimization of the air-ionization-seeded plasma using active adaptive optics for SNM detection,” DTRA research conference, Washington D.C., 2015.

8. T. Kang, I. Kwon, B. Van, M. D. Hammig, “Signal-to-Noise Ratio Enhancement via Interface Noise Suppression and Capacitance Insensitive Interface Circuit,” DTRA research conference, Washington D.C., 2015.

7. I. Kwon, T. Kang, M. D. Hammig, “Compensation of Detector Capacitance via a Charge-Sensitive Preamplifier modified with a Bootstrap Amplifier,” Symposium on Radiation Measurements and Applications, 2014.

6. I. Kwon, T. Kang, M. D. Hammig, “A Dual Inductor Technique of the Gate Noise Suppressed Transimpedance Amplifier for High Speed Measurement Applications,” IEEE Nuclear Science Symposium, 2013.

5. T. Kang, I. Kwon, M. D. Hammig, “Suppression of Interface-Induced Noise by the Control of Electron-Phonon Interactions,” IEEE Nuclear Science Symposium, 2013.

4. T. Kang, I. Kwon, M. D. Hammig, “Suppression of Noise by the Control of Electron-Phonon Interaction and a Compact Readout Circuitry,” DTRA research conference, Washington D.C., 2013.

3. S. Kim, I. Kwon, D. Fick, M. Kim, Y. Chen, D. Sylvester, “Razor-Lite: A Side-Channel Error Detection Register for Timing Margin Recovery in 45nm SOI,” International Solid-State Circuits Conference, 2013.

2. I. Kwon, M. D. Hammig, “A Wide Bandwidth Transimpedance Amplifier with Input Noise Suppression Technique,” DTRA research conference, Washington D.C., 2012.

1. I. Kwon, M. Lee, C. Seong, J. Youn, W. Choi, “High-Speed Peripheral Circuit for Geiger-Mode Avalanche Photodiode in Standard CMOS Technology,” Photonics Conference, Korea, 2009.