Publication

Publications of AiR Lab

Press Release

5. Podcast: 'The Superpowers of Modern Radar' at Wondery - American Innovations

4. Article: 'Doppler Radar Identifies Speech Over Long Distances for Search and Rescue' at IEEE Innovation Spotlight

3. Article: 'South Korean Researchers Detect Small Drones at 3Km' at UAS Vision

2. Article: 'How AI Will Help Radar Detect Tiny Drones 3 Kilometers Away' at DefenseOne

1. Article: 'Drone Detection Radar' at Donga Science


Book / Chapter Book:  

1. Deep Neural Network Design for Radar Applications, Scitech Publishing, 2021. (ISBN-10: 1785618520)

         Chapter 7: Classifying micro-Doppler signatures using deep convolutional neural networks 

2. Advances in Electromagnetics Empowered by Artificial Intelligence and Deep Learning, Wiley

         Chapter 16: Radar target classification using deep learning algorithms 

   Journal Papers

     i) Submitted


     ii) Published

52. A. Hong, Y. Chun, S. Oh, and Y. Kim, "Human activity classification based on cognitive Doppler radar to optimize carrier frequency and sampling rate using reinforcement learning," accepted at IEEE Sensors Journal, Nov. 2023.

51. L. Singh, S. You, B. Jeong, C. Koo, and Y. Kim, "Remote estimation of blood pressure using millimeter-wave frequency-modulated continuous-wave radar," Sensors, vol. 23., July 2023.

50. Y. Qi, H. Gong, and Y. Kim, "Estimation of urine flow velocity using millimeter-wave FMCW radar," Sensors, vol. 22., Dec. 2022.

49. M. Elbeialy, S. You, B. Jeong, and Y. Kim, "Target classification using frontal images measured by 77GHz FMCW radar through DCNN," Applied Sciences, vol. 12, Oct. 2022.

48. L. Singh, S. You, B. Jeong, and Y. Kim, "Investigation of the feasibility of extracting the characteristics of sealed boxes using an automotive FMCW radar," Applied Sciences, vol. 12, Oct. 2022.

47. D. Yeom, J. Kim, S. Kim, S. Ahn, J. Choi, Y. Kim, and C. Koo, "A thermocycler using a chip resistor heater and a glass microchip for a portable and rapid microchip-based PCR device," Micromachines, vol. 13, Feb. 2022.

46. M. Nazaroff, H. Kong, and Y. Kim, "Tracking bedridden patient positions using micro-Doppler signatures," IEEE Sensors Letters, vol. 5, Mar. 2021.

45. I. Alnujaim, S. Ram, D. Oh, and Y. Kim, "Synthesis of micro-Dopplers of human activities from different aspect angles using conditional generative adversarial networks," IEEE Access, vol. 9, pp. 46422-46429, Mar. 2021.

44. Y. Kim, A. Alnujaim, and D. Oh, "Human activity classification based on point clouds model measured by millimeter wave MIMO radar with deep recurrent neural networks," IEEE Sensors Journal, vol. 21, pp. 13522-13529, June 2021.

43. D. Lee, H. Park, T. Moon, and Y. Kim, "Continual learning of micro-Doppler signature-based human activity classification," IEEE Geoscience and Remote Sensing Letters, vol. 19, pp. 1-5, Jan. 2021.

42. K. Kedze, H. Wang, Y. Kim, and Ikmo Park, "Design of a reduced-size crossed-dipole antenna," IEEE Transactions on Antennas and Propagation, vol. 69, pp. 689-697, Aug. 2020.

41. D. Agu, M. Leece, J. Alcala-Medel, A. Sahdev, J. Lim, M. Olsson, B. Ngan, Y. Kim, and Y. Li, "Investigation of dominant wave mechanism and optimal antenna excitation for body-centric wireless propagations," Progress In Electromagnetics Research C, vol. 104, pp.1-11, July 2020.

40. Y. Kim, A. Alnujaim, S. You, and B. Jeong, "Human detection based on time-varying signature on range-Doppler diagram using deep neural networks," IEEE Geoscience and Remote Sensing Letters, vol. 18, pp. 426-430, Mar. 2020.

39. M. Turna, Y. Li, and Y. Kim, "Estimation of diaper condition based on antenna impedance variation through rational function approximation," IEEE Access, vol. 8, pp. 2441-2446, Dec. 2019.

38. I. Alnujaim and Y. Kim, “Augmentation of Doppler radar data using generative adversarial network for human motion analysis,” Healthcare Informatics Research, vol. 4, pp. 344-349, Oct. 2019.

37. I. Alnujaim, D. Oh, and Y. Kim, "Generative adversarial networks for classification of micro-Doppler signatures of human activity," IEEE Geoscience and Remote Sensing Letters, vol. 17, pp. 396-400, June 2019.

36. R. Khanna, D. Oh, and Y. Kim, "Through-wall remote human voice recognition using Doppler radar with transfer learning," IEEE Sensors Journal, vol. 19, pp. 4571 – 4576, Feb. 2019.

35. M. Nazaroff, G. Byun, H. Coo, J. Shin, and Y. Kim, "2-D Direction of arrival estimation system using circular array with mutually coupled reference signal", IEEE Sensors Journal, vol. 18, pp. 9763-9769, Dec. 2018.

34. Y. Kim, M. Nazaroff, and D. Oh, "Extraction of micro-Doppler characteristics of drones using high resolution time-frequency transforms," Microwave and Optical Technology Letters, vol. 60, pp. 2949-2954, Oct. 2018.

33. G. Kuppudurai, K. Hwang, H. Park, and Y. Kim, "Localization of airborne platform using digital elevation model with adaptive weighting inspired by information theory," IEEE Sensors Journal, vol. 18, pp. 7585-7592, Sep. 2018.

32. D. Bresnahan, Y. Li, S. Koziol, and Y. Kim, "Monitoring human head and neck-based motions from transmission coefficient of on-body antennas," IEEE Antennas and Wireless Propagation Letters, vol.17, pp. 1199-1203, July 2018.

31. I. Alnujaim, H. Alali, F. Khan, and Y. Kim, "Hand gesture recognition using input impedance variation of two antennas with transfer learning," IEEE Sensors Journal, vol. 18, pp. 4129-4135, May 2018.

30. Y. Kim, K. Hwang, and H. Park, "Construction of high-resolution digital elevation model using SAR technique for terrain referred navigation," Microwave and Optical Technology Letters, vol. 59, pp.2401-2405, Sep. 2017.

29. W. Lee, J. Ryu, Y. Kim, and K. Min, "Design of slit on ground plane for improving axial ratio of spiral antenna," Journal of Korean Institute of Electromagnetic Engineering and Science (KIEES), vol. 28, pp. 251-260, April 2017.

28. Y. Kim and Y. Li, "Human activity classification with transmission and reflection coefficients of on-body antennas through deep convolutional neural networks," IEEE Transactions on Antennas and Propagation, pp. 2764-2768, Mar. 2017.

27. B. Xu, Y. Li, and Y. Kim, "Classification of finger movements based on reflection coefficient variations of a body-worn electrically small antenna," IEEE Antennas and Wireless Component Letters, pp. 1812-1815, Mar. 2017.

26. Y. Li, D. Xue, E. Forrister, G. Lee, B. Garner, and Y. Kim, "Human activity classification based on dynamic time warping of an on-body creeping wave signal," IEEE Transactions on Antennas and Propagation, vol. 64, pp. 4901-4905, Nov. 2016.

25. J. Park, J. Rios, T. Moon, and Y. Kim, "Micro-Doppler based classification of human aquatic activities via transfer learning of convolutional neural networks," Sensors, vol. 16, pp. 1990, Nov. 2016.

24. Y. Kim and B. Toomajian, "Hand gesture recognition using micro-Doppler signatures with convolutional neural network," IEEE Access, vol. 4, pp. 7125 – 7130, Oct. 2016.

23. Y. Li and Y. Kim, "Classification of human activities using variation in impedance of single on-body antenna," IEEE Antennas and Wireless Component Letters, vol. 16, pp. 541 – 544, July 2016.

22. Y. Kim, S. Choudhury, and H. Kong, “Application of micro-Doppler signatures for estimation of total energy expenditure in human for walking/running activities,” IEEE Access, vol. 4, pp. 1560-1569, Mar. 2016.

21. Y. Kim and T. Moon, “Human detection and activity classification based on micro-Doppler signatures using deep convolutional neural networks,” IEEE Geoscience and Remote Sensing Letters, vol. 13, pp.2-8, Jan. 2016.

20. Y. Kim and S. Sekhon, “Detection of moving target and localization of clutters using Doppler radar on moving platform with linear regression model,” IEEE Geoscience and Remote Sensing Letters, Vol. 12, pp.1156-1160, Feb. 2015.

19. Y. Kim, “Detection of eye blinking using Doppler sensor with principal component analysis,” IEEE Antennas and Wireless Propagation Letters, vo. 14, pp.123-126, Feb. 2015.

18. Y. Kim, S. Ha, and J. Kwon, “Human detection using Doppler radar based on physical characteristics of targets,” IEEE Geoscience and Remote Sensing Letters, vol.12, pp. 289 – 293, Feb. 2015.

17.  J. Rios and Y. Kim, “Application of linear predictive coding for human activity classification based on micro-Doppler signatures,” IEEE Geoscience and Remote Sensing Letters, vol. 11, pp. 1831-1834, Oct. 2014.

16. J. Bryan, J. Kwon, N. Lee, and Y. Kim, “Application of ultra-wide band radar for classification of human activities,” IET Radar, Sonar and Navigation, vol.6, pp. 172–179, Mar. 2012.

15. C. Lee, C. Yoon, H. Kong, H. Kim, and Y. Kim, “Heart rate tracking using Doppler radar with the reassigned joint time frequency transform,” IEEE Antennas and Wireless Propagation Letters, vol. 10, pp. 1096-1099, Sep. 2011.

14. J. Park, Y. Tak, Y. Kim, Y. Kim, and S. Nam, “Investigation of adaptive matching methods for near-field wireless power transfer,” IEEE Transactions on Antennas and Propagation, vol. 59, pp.1769 - 1773, May 2011.

13. Y. Kim and H. Ling, “Direction of arrival estimation of humans with a small sensor array using an artificial neural network,” Progress In Electromagnetics Research, vol. 27, pp.127-149, 2011.

12. S. Ram, C. Craig, Y. Kim, and H. Ling, “Simulation and analysis of human micro-Dopplers in through-wall environments,” IEEE Transactions on Geoscience and Remote Sensing, vol. 4, pp. 2015-2023, April 2010.

11. Y. Kim and H. Ling, “Through-wall human tracking with multiple Doppler sensors using an artificial neural network,” IEEE Transactions on Antennas and Propagation, vol. 57, pp.2116 – 2122, July 2009.

10. Y. Kim and H. Ling, “Human activity classification based on micro-Doppler signatures using a support vector machine,” IEEE Transactions on Geoscience and Remote Sensing, vol. 47, pp. 1328 –1337, May 2009.

9. Y. Kim and H. Ling, “Investigation of coupled mode behaviors of electrically small meander antennas,” IET Electronics Letters, vol. 43, pp. 1250-1252, Nov. 2007.

8. Y. Kim and H. Ling, “Realizable rational function approximations for the equivalent circuit modeling of broadband antennas,” IET Microwaves, Antennas and Propagation, vol. 1, pp. 1046-1054, Oct. 2007.

7. Y. Kim, S. Keely, J. Ghosh, and H. Ling, “Application of artificial neural networks to broadband antenna design based on a parametric frequency model,” IEEE Transactions on Antennas and Propagation, vol. 55, pp. 669-674, Mar. 2007.

6. Y. Kim and H. Ling, “On the optimal sampling strategy for model-based parameter estimation using rational functions,” IEEE Transactions on Antennas and Propagation, vol. 54, pp. 762-765, Feb. 2006.

5. Y. Kim and H. Ling, “Equivalent circuit modeling of broadband antennas using a rational function approximation,” Microwave and Optical Technology Letters, vol. 48, pp. 950-953, May 2006.

4. Y. Noh, Y. Kim, and H. Ling, “Broad band on-glass antenna with a mesh-grid structure for automobiles,” IEE Electronics Letters, vol. 41, pp. 1148-1149, Oct. 2005.

3. Y. Kim, Y. Noh, and H. Ling, “Design of ultra-broadband on-glass antenna with a 250-ohm system impedance for automobiles,” IEE Electronics Letters, vol. 40, pp. 1566-1568, Dec. 2004.

2. Y. Kim, “Development of headset-type computer mouse using gyro sensors for the handicapped,” IEE Electronics Letters, vol. 38, pp. 1313 -1314, Oct. 2002.

1. Y. Kim, Y. Kim, and S. Lee, “Linearized mixer using predistortion technique,” IEEE Microwave and Wireless Components Letters, vol. 12, pp. 204 -205, June 2002.

 .

     International Conference Papers

52. Y. Kim, J. Kim, and Y. Kim, "Investigation on the feasibility of blood pressure estimation through millimeter-wave FMCW radar," European Conference on Antennas and Propagation (EUCAP), Florence, Italy, March 2023.

51. I. Alnujaim and Y. Kim, “Application of conditional generative adversarial networks for generation of micro-Doppler signatures of different aspect angles,” IEEE Geoscience and Remote Sensing Symposium, Brussels, July, 2021.

50. Y. Li and Y. Kim, "Investigation of optimum antenna polarization for body area wireless propagations," IEEE APS/URSI, Montreal, July, 2020.

49. Y. Kim, I. Alnujaim, S. You, and B. Jeong, "Human detection with range-Doppler signatures Using 3D convolutional neural networks," IEEE Geoscience and Remote Sensing Symposium, Hawaii, July, 2020.

48. I. Alnujaim, I. Park and Y. Kim, "Human motion detection using planar array FMCW radar through 3D point clouds," European Conference on Antennas and Propagation (EUCAP), Copenhagen, March 2020.

47. K. Kedze, Y. Kim, and I. Park, "Compact circularly polarized E-shaped crossed-dipole antenna," European Conference on Antennas and Propagation (EUCAP), Copenhagen, March 2020.

46. M. Ko, S. Kim, Y. Kim, and J. Choi, "Phased array antenna with parasitic slot array for HPBW enhancement in 5G applications," International Symposium on Antennas and Propagation (ISAP), Xian, Oct. 2019.

45.  Y. Park, J. Bang1, Y. Kim, and J. Choi, "Beam-steerable dual-circular polarized 60 GHz patch antenna array with 8×8 butler matrix," International Symposium on Antennas and Propagation (ISAP), Xian, Oct. 2019.

44. I. Alnujaim, D. Oh, and Y. Kim, "Generative adversarial networks to augment data set for the classification of human activity based on micro-Doppler signatures," IEEE Geoscience and Remote Sensing Symposium, July, Yokohama, 2019.

43.  I. Alnujaim, D. Oh, I. Park, and Y. Kim, “Classification of micro-Doppler signatures measured by Doppler radar through transfer learning,” European Conference on Antennas and Propagation (EUCAP), Krakow, March 2019.

42. J. Jeong, Y. Yoon, H. Kim, and Y. Kim, "Design analysis of folded reflectarray element for high aperture efficiency," Asia Pacific Microwave Conference (APMC), Kyoto, Nov. 2018.

41. J. Bae, J. Jeong, S. Cha, Y. Yoon, and Y. Kim, "Circularly polarized slotted cavity antenna Using TE210  mode for millimeter-wave application," International Symposium on Antennas and Propagation (ISAP), Busan, Oct. 2018.

40. K. Min, S. Kim, and Y. Kim, "Design of broadband repeater antenna with fire-fighting band for in-building mobile communication," International Symposium on Antennas and Propagation (ISAP), Busan, Oct. 2018.

39. Y. Kim, "Applications of machine learning to antenna design and radar signal processing: a review," International Symposium on Antennas and Propagation (ISAP), Busan, Oct. 2018.

38. M. Turna and Y. Kim, "Monitoring diaper condition using the impedance variation of a dipole antenna," Applied Computational Electromagnetics Society Symposium (ACES), Beijing, Aug. 2018.

37. Y. Li and Y. Kim, "Classification of human motions using dynamic on-body creeping wave mechanisms," IEEE APS/URSI, Boston, July 2018.

36. Y. Kim, M. Turna, and D. Oh, "Simulation of micro-Doppler signatures of drone," European Conference on Antennas and Propagation (EUCAP), London, April 2018.

35. D. Bresnahan, Y. Li, and Y. Kim, “Classification of human head motion patterns using transmission coefficient of on-neck antennas,” USRI, Boulder, Oct. 2017.

34. J. Bae, J. Jeong, Y. Yoon, and Y. Kim, “Compact monopole antenna for Bluetooth and UWB applications,” International Symposium on Antennas and Propagation (ISAP), Phuket, Oct. 2017.

33. Y. Li and Y. Kim, “Analysis of on-body antenna impedance variation using deep convolutional neural networks for human motion recognition,” Applied Computational Electromagnetics Society Symposium (ACES), Suzhou, Aug. 2017.

32. Y. Li and Y. Kim, “Classification of human motions using a single on-body antenna,” IEEE APS/URSI, San Diego, July. 2017.

31. Y. Kim, J. Park, and T. Moon, “Investigation of transferred learning of deep convolutional neural networks for classification of human aquatic activity using Doppler radar,” SPIE, Anaheim, April. 2017.

30. Y. Kim and B. Toomajian, “Application of Doppler radar for the recognition of hand gestures using optimized deep convolutional neural networks,” European Conference on Antennas and Propagation (EUCAP), Paris, Mar. 2017.

29. B. Xu, Y. Li, and Y. Kim, “Classification of finger movements using reflection coefficient variations of a body-worn electrically small antenna,” USRI, Boulder, Jan. 2017.

28. Y. Kim, J. Choudhury, and G. Byun, "Simulation of UWB returns from a computer-animated walking human,” AP-RASC, Seoul, Aug. 2016.

27. G. Kuppudurai, K. Hwang, H. Park, and Y. Kim, "Application of digital elevation model for estimation of airborne platform with data fusion," IEEE International Geoscience and Remote Sensing Symposium (IGARSS 2016), Beijing, July 2016.

26. Y. Li and Y. Kim, "Classification of human motions using NLOS on-body wireless channel," IEEE Antennas and Propagation Symposium/URSI National Radio Science Meeting, Puerto Rico, July 2016.

25. Y. Kim and B. Toomajian, "Investigation of micro-Doppler signatures of hand gestures”, KIEES, Jeju, June 2016.

24. Y. Kim, J. Park, and T. Moon, "Application of deep convolutional neural networks for the classification of human activities based on micro-Dopplers," 26 th Joint Conference on Communications and Information, Sokcho, Apr. 2016.

23. Y. Kim, "Identification of FMCW radar in mutual interference environments using frequency ramp modulation," submitted to European Conference on Antennas and Propagation (EUCAP), Davos, Swiss, Apr. 2016.

22. Y. Kim and T. Moon, "Classification of human activity on water through micro-Dopplers using deep convolutional neural networks," SPIE conference, Baltimore, Apr. 2016.

21. Y. Kim, "Prediction of antenna impedance using artificial neural network through pole model," International Workshop on Antenna Technology (IWAT), Seoul, Mar. 2015. (Invited)

20. Y. Kim and S. Sitharthan, "Detection of human eye blinking using Doppler radar," IEEE Antennas and Propagation Symposium/URSI National Radio Science Meeting, Memphis, July 2014.

19. Y. Kim, "Human detection using Doppler radar with micro-Doppler and physical characteristics of targets," IEEE Antennas and Propagation Symposium/URSI National Radio Science Meeting, Memphis, July 2014.

18. S. Fulop and Y.Kim, "Speaker identification made easy with pruned reassigned spectrograms,” International Congress on Acoustics (ICA), Montreal, June 2013.

17. Y. Kim and S. Sekhon, "Detection of moving target on a moving platform using Doppler radar,”  IEEE Antennas and Propagation Symposium/URSI National Radio Science Meeting, Chicago, July 2012.

16. S. Choudhury and Y. Kim, "Application of Doppler radar for the estimation of total energy expenditure of a human subject,” IEEE Antennas and Propagation Symposium/URSI National Radio Science Meeting, Chicago, July 2012.

15. J. Singh, J. Kwon, N. Lee, and Y. Kim, "Multiple target tracking using UWB radar with target signature," International Symposium on Antennas and Propagation (ISAP) 2011, July 2011.

14. J. Singh and Y. Kim, "Education of radar system using a MS project,"  American Society Engineering Education (ASEE) 2011, Fresno, April 2011.

13. J. Bryan and Y. Kim, “Classification of human activities on UWB radar using a Support Vector Machine,” IEEE Antennas and Propagation Symposium, Toronto, ON, July 2010.

12. J. Bryan and Y. Kim, “Classification of human walking styles on UWB radar using a Support Vector Machine,” URSI National Radio Science Meeting, Toronto, ON, July 2010.

11. Y. Kim and H. Ling, “Human activity classification based on micro-Doppler signatures using an artificial neural network,” IEEE Antennas and Propagation Symposium, pp:1-4, San Diego, CA, June 2008.

10. Y. Kim and H. Ling, “On the coupled mode behavior of electrically small antennas,” URSI National Radio Science Meeting, San Diego, CA, June 2008.

9. Y. Kim and H. Ling, “Bearing estimation of moving targets using an artificial neural network,” URSI North American Radio Science Meeting, Ottawa, Canada, July 2007.

8. Y. Kim and H. Ling, “Tracking a moving target with multiple Doppler information using artificial neural network,” IEEE Antennas and Propagation Symposium, pp. 1477-1480, Honolulu, HI, June 2007.

7. Y. Kim, S. Keely, J. Ghosh, and H. Ling, “Broadband antenna optimization using an artificial neural network,” URSI National Radio Science Meeting, Albuquerque, NM, July 2006.

6. Y. Kim and H. Ling, “Equivalent circuit modeling of broad band antennas using vector fitting and particle swarm optimization,” IEEE Antennas and Propagation Symposium, pp. 3555-3558, Albuquerque, NM, July 2006.

5. Y. Kim and H. Ling, “Equivalent circuit modeling of UWB antennas using a modified Cauchy method,” URSI National Radio Science Meeting, Washington, DC, July 2005.    

4. Y. Kim, M Gerwell, and H. Ling, “Application of the Cauchy method to the genetic algorithms for broad band antenna design,” IEEE Antennas and Propagation Symposium, pp. 590-593, Washington, DC, July 2005.

3. Y. Kim and T. Moon, “Research on mixer linearization using a series diode pre-distorter,” Asia Pacific Microwave Conference, pp. 1790-1793, Nov. 2003.

2. Y. Kim and S. Kim, “Novel preprocessing technique to improve harmonic distortion in airborne parametric array,” 6th International Conference on Signal Processing, pp. 1815-1818, Aug. 2002.

1. Y. Kim and J. Cho, “A novel development of head-set type computer mouse using gyro sensors for the handicapped,” 2nd Annual International IEEE-EMB Special Topic Conference on Microtechnologies in Medicine & Biology, pp. 356 -359, May 2002.

 

  Domestic Conference Papers


Patents

1. "Linearized mixer," Korean patent, No: 1003753150000, Feb. 2003.

2. "A control method for linearization of RF system," Korean patent, No: 1003753140000, Feb. 2003.

3. "Radar target classification using RCS variation with Deep learning," Korean patent, No: 1017633480000, July. 2017.

4. "System and method for classification of body activities with on-body antenna reflection coefficient," USA, No.: US10595742B2, March 2020.

5. "Uroflowmetry apparatus and mobile device comprising the same," Korean patent, No: 1025718050000, Aug. 2023.

6. "Target detection device, electronic device including the same and operation method," Korean patent, No: 10-2024-0027575, Dec. 2023. (Submitted)

Invited Talks

49. Seoul National University Hospital, 2023

48. Hanbat University, 2023

47. Workshop, KIEES, 2023

46. Invited Talk, KIEES Summer Conference, 2023

45.Chungnam University, 2023

44. Seoul National University, 2023

43. DX program, Sogang University, 2022

42. Hanbat University, 2022

41. Korea University, 2022

40. Radar Workshop, 2022

39. Hanyang University ERICA, 2022

38. ISAEES 2022

37. Hyundai Mobis, 2021

36. Hanyang University, 2021

35. UNIST, 2020

34. Samsung Electro-Mechanics, 2019

33. University of Seoul, 2019

32. Smart Radar System, 2019

31. Hongik University, 2019

30. Yonsei University, 2019

29. BitSense Co. Ltd, 2019

28. Soongsil University, 2018

27. ETRI, 2018

26. Hanyang University, 2018

25. EM workshop for IoT and medical applications, 2017

24. KIST, 2017

23. Pohang University of Science and Technology, 2017

22. Baylor University, 2017

21. Seoul National University, 2016.

20. Hongik University, 2016.

19. LG Innotek, 2016.

18. Mando Ltd., 2016.

17. Chungnam University Hospital, 2016.

16. DGIST, 2016.

15. Hyundai Mobis Ltd, 2015.

14. Mando Ltd., 2015.

13. Yeonsei University, 2015.

12. NI Innovate Faster Workshop, 2015.

11. Korea Maritime and Ocean University, 2015.

10. International Workshop on Antenna Technology, 2015.

9.  Ajou University, 2010.

8. Hyundai Motors Ltd., 2010.

7. Hanyang University, 2009.

6. LIG Nexone Ltd., 2009.

5. Samsung Thales Ltd, 2009

4. Seoul National University, 2009.

3. Korea Advanced Institute of Science and Technology (KAIST), 2008.

2. Vilanova University, 2008.

1. Yeonsei University, 2007.