Radar,  RFID(Ra±¸ºÐdio Frequency IDentification), Wireless Communication etc.

 

 

 

 Recent Publications on International Conferences (After 2000)

 

[1]   Young-Jae Choi, Yong-Bin Kim, In-Sik Choi, ¡°Measurement of the rotational speed of industrial wind turbine blades using a low cost 24GHz Doppler radar¡±, European Conference on Antennas and Propagation(EUCAP 2021), Mar. 22-26, 2021. 10.23919/EuCAP51087.2021.9411170

[2]   Yu-Jin Kim, Young-Jae Choi, In-Sik Choi, ¡°Radar Image Analysis for Detection of Wind Turbine Blade Damage¡±, Progress In Electromagnetics Research Symposium(PIERS 2019), Jun.17-22, 2019.

[3]   Young-Jae Choi, In-Sik Choi, Yong-Hwan Jung, ¡°Design of Integrated Mast Considering Both Antenna Interference and RCS¡±, 8th Asia-Pacific Conference on Antennas and Propagation, pp. 622-623, Aug.7, 2019.

[4]   Young-Jae Choi, In-Sik Choi, ¡°Decision-level Fusion scheme of SVM and naïve Bayes Classifier for Radar Target Recognition¡±, International Symposium on Antennas and Propagation(ISAP 2018), pp.407-408, Oct.23-26, 2018. https://ieeexplore.ieee.org/abstract/document/8627799

[5]   Young-Jae Choi, Seung-Hwan Seol, In-Sik Choi, ¡°Radar Target Identification Using a DTV-based Passive Radar in South Korea¡±, Progress In Electromagnetics Research Symposium(PIERS 2017), , Nov.19-22 2017. 10.1109/PIERS-FALL.2017.8293260

[6]   In-Sik Choi, "Direction of Arrival Estimation Using Particle Swarm Optimization-based SPECC", 2014 International Conference on Genetic and Evolutionary Methods, pp. 14-17, July 21-24, 2014, Las Vegas, USA (PDF)

[7]   In-Sik Choi, Seung-Jae Lee, "Bistatic Radar Target Identification Using FFT-based CLEAN", International Geoscience and Remote Sensing Symposium(IGARSS 2014), pp. 1825-1828, July 13-18, 2014. 10.1109/IGARSS.2014.6946809

[8]   In-Sik Choi, "A Novel Direction of Arrival Estimation via Step-by-Step Extraction Method", 2013 IEEE International Symposium on Phased Array Systems and Technology, pp. 251-254, Oct. 15-18, 2013. 10.1109/ARRAY.2013.6731836

[9]   Sung-Jun Lee, In-Sik Choi, Seung-Jae Lee, and Edward J. Rothwell, "Extraction of Optimum Classification Angle using Arch-range Measured Data for Scale-model Targets", 2013 IEEE International Symposium on Antennas and Propagation and USNC-URSI National Radio Science Meeting, July 7-13, 2013. 10.1109/USNC-URSI.2013.6715486

[10] In-Sik Choi, Seung-Jae Lee, Se-Hoon Park, and Edward J. Rothwell, "A Study on Recognition of Similar Wire Targets using E-pulse Technique", Progress In Electromagnetics Research Symposium(PIERS 2012), pp. 346-347, March 27-30, 2012.

[11] Sung-Jun Lee, In-Sik Choi, Seung-Jae Lee, "Performance Comparison of Radar Target Classification  for  Monostatic and Bistatic RCS", Progress In Electromagnetics Research Symposium(PIERS 2011), pp. 666, Sep. 12-16, 2011.

[12] In-Sik Choi, Edward J. Rothwell, "Measurement of UWB Radar Signals using Time-domain  and Frequency-domain Measurement System", 2011 Progress In Electromagnetics Research Symposium Abstracts, pp.961, Mar. 20-23, 2011.

[13] Sung-Jun Lee, In-Sik Choi, "Bistatic Radar Target Classification using Time-frequency Analysis and Multilayered Perceptron Neural Network", 2011 Progress In Electromagnetics Research Symposium(PIERS 2011) Proceedings, pp. 1569-1671, March. 20-23, 2011.

[14] In-Sik Choi, "Evolutionary Programming versus Particle Swarm Optimization for Target Feature    Extraction", 2010 International Conference on Electronics, Information, and Communication(ICEIC 2010), pp. 238-240, June. 30 - July. 2, 2010.

[15] In-Sik Choi, Ill-Keun Rhee, " Performance Comparison of Time-frequency Analysis Methods for       Radar Signature Analysis, " 2008 International Conference on Future Generation Communication and Networking(FGCN 2008), Hainan, China, Dec, 12-14, 2008.

[16] In-Sik Choi, Ill-Keun Rhee and Young-Hoon Lee, " Signal Parameter Extraction via Component Cancellation using Evolutionary Programming, " 2007 International Conference on Future Generation Communication and Networking, Jeju-Island, Korean, Dec, 6-8, 2007.

[17] In-Sik Choi, and Hyo-Tae Kim, " Feature Extraction of Radar Targets using Evolutionary Adaptive    Wavelet Transform, " 2007 Korean-Japan Microwave Conference, Okinawa, Japan, Nov, 15-16, 2007.

[18] In-Sik Choi, and Hyo-Tae Kim, " One-dimensional and Two-dimensional Scattering Center      Extraction using Evolutionary Programming-based CLEAN, " 2002 IEEE APS/URSI symposium, San Antonio, Texas, June 16-21, 2002.

  

 Recent Publications on Domestic Conference (After 2000)

 

[1]   Eung-Bin Kim,In-Sik Choi,¡±Rotation State Classification of Floating Wind Turbine Considering Sea state¡±, Proceeding of the 2023 KIIT  summer Conference,pp.760-761, Dec, 2023

[2]   Jin-Woo Bae,In-Sik Choi,¡±Analysis of Indoor Measurement Result for Floating Wind Turbine by Sea State¡±, Proceeding of the 2023 KIIT  summer Conference,pp.727-728, Dec, 2023

[3]   Jin-Woo Bae,Young-Min-Kim,In-Sik Choi,¡±RCS simulation and Analysis of Floating wind turbine by Sea State¡±, Proceeding of the 2022 KIIT  autumn Conference,pp.335-336, Dec, 2022

[4]   Sung-Tae Kim,Young-Min Kim,Sang Yoon-Kim, Sang-Won Kim,In-Sik Choi,¡±Infant Care System Using Emotional Recognition and Sensors¡±, Proceeding of the 2022 KIIT  autumn Conference,pp.337-338, Dec, 2022

[5]   Yong-Min Kim, In-Sik,Choi,¡±Rotation State Classification of Floating Wind Turbine Blade using CNN¡±, Proceeding of the 2022 KIIT summer Conference,pp.313-314, June, 2022

[6]   Young-Min Kim, In-Sik Choi,¡±Comparison of Numerical Analysis and Indoor Measurement for Floating Wind Turbine Blade¡±, Proceeding of the 2022 KIIT summer Conference,pp.311-312, June, 2022

[7]   Yong-Bin Kim, Yong-Min Kim, Sang-Woo Ryu, Young-Min Kim, In-Sik Choi, ¡°State Classification of Wind turbine blade using Deep Learning¡±, The 2nd Korea Artificial Intelligence Conference, pp.344, Sep 30, 2021

[8]   Yong-Min Kim, Sang-Woo Ryu, Yong-Bin Kim, In-Sik Choi, ¡°Measurement and analysis for imbalance rotation of wind turbine blade scale model using 24 GHz Doppler Rada¡±, Proceedings of the 2021 KIIT Summer Conference, pp.442-443, June 4, 2021

[9]   Yong-Bin Kim, In-Sik Choi, ¡°Analysis of measured radar signal depending on the weather for wind turbine blade¡±, Proceedings of the 2021 KIEE Spring Conference, pp.121-123, May 6, 2021

[10] Young-Jae Choi, Yong-Bin Kim, In-Sik Choi, ¡°Method for detecting wind blade surface using spectrogram¡±, Proceeding of the 2020 KIEES summer Conference, Vol. 8, No.1, Aug. 19, 2020

[11] Yong-Bin Kim, Young-Jae Choi, In-Sik Choi, ¡°Analysis of measurement signal of wind blade scale model using spectrogram¡±, Proceeding of the 2020 KIEES Conference, Vol. 8, No.1, Aug. 19, 2020

[12] Young-Jae Choi, In-Sik Choi, Yong-Hwan Jung, ¡°Implementation of physical optical method for efficient radio wave numerical analysis of ship mast¡±, Proceeding of the 2019 KIEES Conference, Vol. 7, No.1, Aug. 22, 2019

[13] Young-Jae Choi, In-Sik Choi, Byung-Kwan Choi, ¡°Using the phase constrained complex least squares method Spectrogram repetition period detection method¡±, Proceeding of the 2019 KIEES Conference, Vol. 7, No.1, Aug. 22, 2019

[14] Yong-Bin Kim, Yu-Jin Kim, Young-Jae Choi, In-Sik Choi, ¡°Target distance measurement using 24GHz stepped frequency radar and analysis¡±, Proceeding of the 2019 KIEES Conference, Vol. 7, No.1, Aug. 22, 2019

[15] Yu-Jin Kim, Young-Jae Choi, In-Sik Choi, ¡°Target separation using Hough transform in many small target environments¡±, Proceeding of the 2018 KIEES Conference, Vol. 19, No.1, pp.33~34, Nov. 2, 2018

[16] Young-Jae Choi, Jong-Sung Jung, Hyeok-Jun Kwon, In-Sik Choi, ¡°Dynamic RCS Calculation using Euler¡¯s Rotation Matrix for Micro-motion Target¡±, Proceeding of the 2017 KIEES Conference, Vol. 18, No.1, pp.68, Nov. 3, 2017

[17] Seung-Jae Lee, In-Ha Kim, Joon-Ho Lee, In-Sik Choi, ¡°Radar Target Classification Using Feature Vector Fusion of Early-time Feature and Resonance Frequency Extracted by Prony¡¯s Method¡±, Proceeding of the 2017 KIEES Conference, Vol. 18, No.1, pp.67, Nov. 3, 2017

[18] Seung-hwan Seol, In-sik Choi, ¡®Performance Comparison of Radar Target Recognition Depending on Various Feature Vectors using Neural Network Classifier¡¯ Proceeding of the 2017 KIIECT Autumn Conference, Vol. 10, No. 2, Oct. 27~28, 2017

[19] Hyeok-Jun Kwon, Jong-Sung Jung, In-Sik Choi, Yong-Heui Cho, Yong-Hwan Jung, 'Improvement of Calculation Speed of Physical Optics Using OpenMP', Proceeding of the 2017 KIEES Conference, Vol. 5, No. 1, Aug. 24~26, 2017

[20] Jong-Sung Jung, Hyeok-Jun Kwon, In-Sik Choi, "Calculation and Analysis of Sphere RCS by Modeling Methods",  Proceeding of the 2017 KICS Conference, pp. 335-335, Jan. 1, 2017

[21] In-Ha Kim, Young-Jae Choi, In-Sik Choi, Dae-young Chae, ¡°Analysis on Radar Signal Variations by Elevation Angle in HF Frequency Band¡±, Proceeding of the 2017 KICS Conference, pp. 333-334, Jan. 1, 2017

[22] Chi-Hwan Park, In-Sik Choi, Jong-Sung Jung, Dae-Young Chae, ¡°Correlative Target Recognition using Bistatic Radar¡±, Proceeding of the 2016 KIEES Conference, Vol. 17, No.1, pp.63-64, Nov. 4, 2016

[23] In-Ha Kim, In-Sik Choi, Hyeok-Jum Kwon, Dae-Young Chae, ¡°Analysis on Resonance Characteristics using CWT and AWT¡±, Proceeding of the 2016 KIEES Conference, Vol. 17, No.1, pp.61-62, Nov. 4, 2016

[24] Jung-Min Seo, Seung-Jae Lee, In-Sik Choi, Joon-Ho Lee, ¡°Natural frequency estimation based on frequency-domain Prony method¡±, Proceeding of the 2016 KIEES Conference, Vol. 17, No.1, pp.45-47, Nov. 4, 2016

[25] Seung-Hwan Seol, In-Sik Choi, Seng-Hyeon, Jae-Kwon Ha, Nyoung-Hak Kang, ¡°Design and Fabrication of GPS Microstrip Patch Antenna Using Parasitic Patch¡±, Proceeding of the 2016 KIEES Conference, Vol. 17, No.1, pp.35-36, Nov. 4, 2016

[26] Young-Jae Choi, In-Sik Choi, "The accuracy improvement of CLEAN algorithm using gradient descent method", Proceeding of the 2016 KIIECT Autumn Conference, Vol. 9, No. 2, pp. 72-73, Oct. 28, 2016

[27] Young-Jae Choi, In-Sik Choi, ¡°High Resolution Range Profile Construction for DTV-based Passive Radar Using Burg's Method¡±, Proceeding of the 2016 KICS Summer Conference, pp. 198-199, June 22, 2016.

 

[28] Chi-Hwan Park, In-Sik Choi, In-Ha Kim, Joon-Ho Lee, Dae-Young Chae, ¡°A Study on Efficient Correlation-Based Target Recognition of HF Band Radar¡±, Proceeding of the 2016 KIEES Summer Conference, Vol. 4, No.1, pp. 70-71, June 17, 2016

 

[29] Seung-Jae Lee, In-Sik Choi, Jong-Sung Jung, Hyeok-Jun Kwon, Dae-Young Chae, ¡°Performance Improvement of Radar Target Classification Using Fusion of Complex Natural Resonance Frequency-Based Feature and Waveform Structure-Based Feature¡±, Proceedings of the 2016 KIIT Summer Conference, pp. 119-120, June 10, 2016.

 

[30] Seung-Jae Lee, Kyu-Ho Lee, Chi-Hwan Park, In-Sik Choi, Joon-Ho Lee, In-Ha Kim, Dae-Young      Chae, ¡°A Study on Resonance Frequency Extraction using Time-Frequency Analysis and Prony¡¯s Method¡±, Proceeding of the 2016 KICS Winter Conference, Jan. 21, 2016

 

[31] Seung-Jae Lee, In-Sik Choi, Se-Ha Im, Chi-Hwan Park, Dae-Young Chae, ¡°The Resonance Characteristic Analysis of HF Band Radar Signal using CWT¡±, Proceeding of the 2015 KIIECT Autumn Conference, pp.123-124, Oct. 16, 2015

[32] Seung-Jae Lee, Se-Ha Im, In-Sik Choi, Dae-Young Chae, Tae-Seung Lee, "A Study on RCS    Calculation and Comparison for Various Frequency Band", Proceedings of the 2015 KIIT Summer Conference, pp.157-158, June 12, 2015

[33] In-Sik Choi, Seung-Jae Lee, Chi-Hwan Park, "RCS Analysis of Aircraft Target through Arch Range Measurement", Proceedings of the 2015 KIIECT Spring Conference, Vol. 8, No.1, pp. 87-88, May 23, 2015

[34] In-Sik Choi, Seung-Jae Lee, "Analysis on RCS Characteristics for Three Kinds of Aircraft Using        Measurement", Proceedings of the 2014 KEES Conference, Vol. 15, No.1, pp. 72-74, Nov. 2014

[35] Seung-Jae Lee, In-Sik Choi, Tae-Seung Lee, Dae-Young Chae, "RCS Calculation and Analysis of L-band and VHF band Radar Target", Proceedings of the 2014 KEES Conference, Vol. 15, No.1, pp. 75-76, Nov. 2014

[36] Se-Hoon Park, Seung-Jae Lee, In-Sik Choi, Dae-Young Chae, "A Study on RCS Calculation and   Analysis of L-band Radar ", Proceedings of the 2013 KEES Conference , Vol. 14, No.1, pp. 70-71, Nov. 1, 2013

[37] Seung-Jae Lee, In-Sik Choi, Dae-Young Chae, "A Study on Comparison of Target Classification for Monostatic and Bistatic Measured Signals'' , Proceedings of the 2013 KEES Conference, Vol. 14, No.1, pp. 120-121, Nov. 1, 2013

[38] Seung-Jae Lee, In-Sik Choi, Dae-Young Chae, "A Study on Combining Technique of Monostatic and Bistatic Feature Vectors ", Proceedings of the 2013 KIIT Summer Conference , pp. 1-3, May 31, 2013

[39] Se-Hoon Park, In-Sik Choi, Dae-Young Chae, "A Study on Scattering Center Extraction for Low-frequency Radar Signal ", Proceedings of the 2013 KIIECT Spring Conference, Vol. 6, No. 1, pp. 87-89, May 25, 2013

[40] In-Sik Choi, Seung-Jae Lee, Young-Jun Jung, "A Study on Frequency sharing Method for HF Ocean Surface Radar", Proceedings of the 2013 KIIECT Spring Conference, Vol. 6, No. 1, pp. 97-99, May 25, 2013

[41] Seung-Jae Lee, In-Sik Choi, Se-Hoon Park, Joo-Hwan Lee, "A Study on Frequency Reuse Method of Ocean Surface Radar using Matched Filtering and Orthogonal Waveforms ", Proceedings of the 2013 KICS Winter Conference, pp. 211-212, Jan. 31, 2013

[42] Seung-Jae Lee, In-Sik Choi, Se-Hoon Park, Han-Gill Jung, "A Study on Radar Target Recognition using Combining of Feature Vectors", Proceedings of the 2012 KEES Conference, Vol. 13, No. 1, pp. 68-70, Nov. 9, 2012

[43] Se-Hoon Park, Seung-Jae Lee, Min-Su Kim, Wan-Tae Kim, In-Sik Choi, Joo-Hwan Lee, Young-Jun  Jung, "Analysis of Maximum Detection Range for Pulsed Radar using Time Division Multiplexing", Proceedings of the 2012 KIIECT Autumn Conference, Vol. 5, No. 2, pp. 128-130, Oct. 27, 2012

[44] Seung-Jae Lee, In-Sik Choi, Han-Gill Jung, "A Study on Target Recognition using Full-scale Bistatic  RCS Data", 2012 Autumn Microwave and Radio Wave Conference, Vol. 35, No. 2, p. 39, Oct. 19, 2012

[45] Seung-Jae Lee, In-Sik Choi, E. J. Rothwell, "A Study on Target Classification using E-pulse and    Neural Network", Proceedings of the 2012 KIIT Summer Conference, pp. 74-77, June 1, 2012

[46] Se-Hoon Park, In-Sik Choi, Byung-Lae Cho, "Performance Analysis of Azimuth Direction      Extrapolation for Omega-K Algorithm Based SAR Imange", Proceedings of the 2012 KIIECT Spring Conference, Vol. 5, No. 1, pp. 51-53, May 25, 2012

[47] In-Sik Choi, Seung-Jae Lee, "Radar Signal Processing using Evolutionary Adaptive Time-frequency Analysis", Proceedings of the 2011 KIIT Autumn Conference, pp. 123-128, Dec 9, 2011

[48] Se-Hoon Park, Sung-Jun Lee,Seung-Jae Lee, In-Sik Choi "Automotive Radar System Design Using  Radar Equation ", The Institute of Electronics Engineers of Korea (IEEK), pp 33-44, Dec. 2011

[49] Se-Hoon Park, In-Sik Choi, Sung-Jun Lee, Seung-Jae Lee, "A Study on the Selection of Antenna Parameters for 24GHz Automotive Radar ", Proceedings of the 2011 KEES Conference, Vol. 12, No.1, pp 40-41, Nov. 4, 2011

[50] Seung-Jae Lee, In-Sik Choi, E.J. Rothwell, " A Study on the Recognition of Wire Targets using E-    Pulse Technique", Proceedings of the 2011 KEES Conference, Vol. 12, No.1, pp 42-43, Nov. 4, 2011

[51] Seung-Jae Lee, Sung-Jun Lee, Se-Hoon Park, In-Sik Choi, Kang-guk Park, Kyoung-Tae Kim, "A     Study on the Radar Target Recognition Using Both Scattering Center and Natural Resonance Frequency", Proceedings of the 2011 KIIECT Autumn Conference, pp 90, Oct 21-22, 2011

[52] Seung-Jae Lee, Sung-Jun Lee, In-Sik Choi, Kang-guk Park, Hyo-Tae Kim, "Analysis of Radar Target Classification Performance for Different Bandwidth", 2011 Spring Microwave and Radio Wave Conference, Vol. 34, No. 1, p. 90, May 27, 2011

[53] Sung-Jun Lee, In-Sik Choi, E.J. Rothwell, "Optimum Bistatic Angle Extraction for Wire-target  Recognition", 2011 Spring Microwave and Radio Wave Conference, Vol. 34, No. 1, p. 91, May 27, 2011

[54] In-Sik Choi, Sung-Jun Lee, E.J. Rothwell, "A Study on Radar Target Recognition using UWB     Measured Signals", 2011 Spring Microwave and Radio Wave Conference, Vol. 34, No. 1, p. 176, May 27, 2011

[55] Sung-Jun Lee, In-Sik Choi, Kang-guk Park, Hyo-Tae Kim, " Target Classification Using UWB Radar Signals", Proceedings of the 2010 KEES Conference, Vol.11, No. 1, p. 59, Nov. 5, 2010

[56] Sung-Jun Lee, In-Sik Choi, "A Study on Target Classification using Bistatic RCS", 2010 Autumn  Microwave & Radio Wave Conference, Vol. 33, No. 2, p.153, Oct. 1, 2010

[57] Sung-Jun Lee, In-Sik Choi," A Study on Analysis of Bistatic RCS for Wire Target, " 2010 Spring  Microwave and Radio Wave Conference,Vol. 33,, No. 1, p. 168, June 4, 2010

[58] In-Sik Choi, Hyo-Tae Kim, "A Study on Comparison of Radar Target Recognition Based on       Correlation and Neural Networks, " Proceedings of the 2009 KEES Conference,Vol. 10, No. 1, pp.79-82, Nev. 2009

[59] In-Sik Choi, and Hyo-Tae Kim, "Efficient Feature Extraction for Target Classification using Time-f  requency Analysis of Transient Response, " Proceedings of Korean Microwaves and Propagation conference, Vol. 23, No. 1, pp. 521-524, 2000

[60] In- Sik Choi, Dong-Kyu Seo, Kyung-Tae Kim and Hyo-Tae Kim, "Performance Improvement of Target Classification using Evolutionary Programming-based CLEAN, " Proceedings of Korean Microwaves and Propagation conference, Vol. 24, No. 1, pp. 433-436, 2001

 

 

 Books

 

[1]   In-Sik Choi, Ji-Hoon Bae, Ill-Keun RLee, MatlabÀ» ÀÌ¿ëÇÑ ½ÅÈ£ ¹× ½Ã½ºÅÛ Çؼ®½Ç½À, Gulnuri Publishing Co.

[2]   Ill-Keun RLee, In-Sik Choi, Kyoung-Soo Jin, µðÁöÅÐ Åë½Å ÀÌ·Ð/¼³°è/½ÇÇè, Yeongil Publishing Co.

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